3824 lines
114 KiB
C++
3824 lines
114 KiB
C++
// Copyright (C) 2002-2012 Nikolaus Gebhardt / Thomas Alten
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#include "IrrCompileConfig.h"
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#include "CSoftwareDriver2.h"
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#ifdef _IRR_COMPILE_WITH_BURNINGSVIDEO_
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#include "SoftwareDriver2_helper.h"
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#include "CSoftwareTexture.h"
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#include "CSoftwareTexture2.h"
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#include "CSoftware2MaterialRenderer.h"
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#include "S3DVertex.h"
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#include "S4DVertex.h"
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#include "CBlit.h"
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// Matrix now here
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template <class T>
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bool mat44_transposed_inverse(irr::core::CMatrix4<T>& out, const irr::core::CMatrix4<T>& M)
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{
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const T* burning_restrict m = M.pointer();
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double d =
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(m[0] * m[5] - m[1] * m[4]) * (m[10] * m[15] - m[11] * m[14]) -
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(m[0] * m[6] - m[2] * m[4]) * (m[9] * m[15] - m[11] * m[13]) +
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(m[0] * m[7] - m[3] * m[4]) * (m[9] * m[14] - m[10] * m[13]) +
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(m[1] * m[6] - m[2] * m[5]) * (m[8] * m[15] - m[11] * m[12]) -
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(m[1] * m[7] - m[3] * m[5]) * (m[8] * m[14] - m[10] * m[12]) +
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(m[2] * m[7] - m[3] * m[6]) * (m[8] * m[13] - m[9] * m[12]);
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if (fabs(d) < DBL_MIN)
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{
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out.makeIdentity();
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return false;
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}
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d = 1.0 / d;
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T* burning_restrict o = out.pointer();
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o[0] = (T)(d * (m[5] * (m[10] * m[15] - m[11] * m[14]) + m[6] * (m[11] * m[13] - m[9] * m[15]) + m[7] * (m[9] * m[14] - m[10] * m[13])));
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o[4] = (T)(d * (m[9] * (m[2] * m[15] - m[3] * m[14]) + m[10] * (m[3] * m[13] - m[1] * m[15]) + m[11] * (m[1] * m[14] - m[2] * m[13])));
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o[8] = (T)(d * (m[13] * (m[2] * m[7] - m[3] * m[6]) + m[14] * (m[3] * m[5] - m[1] * m[7]) + m[15] * (m[1] * m[6] - m[2] * m[5])));
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o[12] = (T)(d * (m[1] * (m[7] * m[10] - m[6] * m[11]) + m[2] * (m[5] * m[11] - m[7] * m[9]) + m[3] * (m[6] * m[9] - m[5] * m[10])));
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o[1] = (T)(d * (m[6] * (m[8] * m[15] - m[11] * m[12]) + m[7] * (m[10] * m[12] - m[8] * m[14]) + m[4] * (m[11] * m[14] - m[10] * m[15])));
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o[5] = (T)(d * (m[10] * (m[0] * m[15] - m[3] * m[12]) + m[11] * (m[2] * m[12] - m[0] * m[14]) + m[8] * (m[3] * m[14] - m[2] * m[15])));
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o[9] = (T)(d * (m[14] * (m[0] * m[7] - m[3] * m[4]) + m[15] * (m[2] * m[4] - m[0] * m[6]) + m[12] * (m[3] * m[6] - m[2] * m[7])));
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o[13] = (T)(d * (m[2] * (m[7] * m[8] - m[4] * m[11]) + m[3] * (m[4] * m[10] - m[6] * m[8]) + m[0] * (m[6] * m[11] - m[7] * m[10])));
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o[2] = (T)(d * (m[7] * (m[8] * m[13] - m[9] * m[12]) + m[4] * (m[9] * m[15] - m[11] * m[13]) + m[5] * (m[11] * m[12] - m[8] * m[15])));
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o[6] = (T)(d * (m[11] * (m[0] * m[13] - m[1] * m[12]) + m[8] * (m[1] * m[15] - m[3] * m[13]) + m[9] * (m[3] * m[12] - m[0] * m[15])));
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o[10] = (T)(d * (m[15] * (m[0] * m[5] - m[1] * m[4]) + m[12] * (m[1] * m[7] - m[3] * m[5]) + m[13] * (m[3] * m[4] - m[0] * m[7])));
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o[14] = (T)(d * (m[3] * (m[5] * m[8] - m[4] * m[9]) + m[0] * (m[7] * m[9] - m[5] * m[11]) + m[1] * (m[4] * m[11] - m[7] * m[8])));
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o[3] = (T)(d * (m[4] * (m[10] * m[13] - m[9] * m[14]) + m[5] * (m[8] * m[14] - m[10] * m[12]) + m[6] * (m[9] * m[12] - m[8] * m[13])));
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o[7] = (T)(d * (m[8] * (m[2] * m[13] - m[1] * m[14]) + m[9] * (m[0] * m[14] - m[2] * m[12]) + m[10] * (m[1] * m[12] - m[0] * m[13])));
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o[11] = (T)(d * (m[12] * (m[2] * m[5] - m[1] * m[6]) + m[13] * (m[0] * m[6] - m[2] * m[4]) + m[14] * (m[1] * m[4] - m[0] * m[5])));
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o[15] = (T)(d * (m[0] * (m[5] * m[10] - m[6] * m[9]) + m[1] * (m[6] * m[8] - m[4] * m[10]) + m[2] * (m[4] * m[9] - m[5] * m[8])));
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return true;
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}
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#if 0
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// difference to CMatrix4<T>::getInverse . higher precision in determinant. return identity on failure
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template <class T>
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bool mat44_inverse(CMatrix4<T>& out, const CMatrix4<T>& M)
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{
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const T* m = M.pointer();
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double d =
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(m[0] * m[5] - m[1] * m[4]) * (m[10] * m[15] - m[11] * m[14]) -
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(m[0] * m[6] - m[2] * m[4]) * (m[9] * m[15] - m[11] * m[13]) +
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(m[0] * m[7] - m[3] * m[4]) * (m[9] * m[14] - m[10] * m[13]) +
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(m[1] * m[6] - m[2] * m[5]) * (m[8] * m[15] - m[11] * m[12]) -
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(m[1] * m[7] - m[3] * m[5]) * (m[8] * m[14] - m[10] * m[12]) +
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(m[2] * m[7] - m[3] * m[6]) * (m[8] * m[13] - m[9] * m[12]);
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if (fabs(d) < DBL_MIN)
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{
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out.makeIdentity();
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return false;
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}
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d = 1.0 / d;
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T* o = out.pointer();
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o[0] = (T)(d * (m[5] * (m[10] * m[15] - m[11] * m[14]) + m[6] * (m[11] * m[13] - m[9] * m[15]) + m[7] * (m[9] * m[14] - m[10] * m[13])));
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o[1] = (T)(d * (m[9] * (m[2] * m[15] - m[3] * m[14]) + m[10] * (m[3] * m[13] - m[1] * m[15]) + m[11] * (m[1] * m[14] - m[2] * m[13])));
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o[2] = (T)(d * (m[13] * (m[2] * m[7] - m[3] * m[6]) + m[14] * (m[3] * m[5] - m[1] * m[7]) + m[15] * (m[1] * m[6] - m[2] * m[5])));
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o[3] = (T)(d * (m[1] * (m[7] * m[10] - m[6] * m[11]) + m[2] * (m[5] * m[11] - m[7] * m[9]) + m[3] * (m[6] * m[9] - m[5] * m[10])));
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o[4] = (T)(d * (m[6] * (m[8] * m[15] - m[11] * m[12]) + m[7] * (m[10] * m[12] - m[8] * m[14]) + m[4] * (m[11] * m[14] - m[10] * m[15])));
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o[5] = (T)(d * (m[10] * (m[0] * m[15] - m[3] * m[12]) + m[11] * (m[2] * m[12] - m[0] * m[14]) + m[8] * (m[3] * m[14] - m[2] * m[15])));
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o[6] = (T)(d * (m[14] * (m[0] * m[7] - m[3] * m[4]) + m[15] * (m[2] * m[4] - m[0] * m[6]) + m[12] * (m[3] * m[6] - m[2] * m[7])));
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o[7] = (T)(d * (m[2] * (m[7] * m[8] - m[4] * m[11]) + m[3] * (m[4] * m[10] - m[6] * m[8]) + m[0] * (m[6] * m[11] - m[7] * m[10])));
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o[8] = (T)(d * (m[7] * (m[8] * m[13] - m[9] * m[12]) + m[4] * (m[9] * m[15] - m[11] * m[13]) + m[5] * (m[11] * m[12] - m[8] * m[15])));
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o[9] = (T)(d * (m[11] * (m[0] * m[13] - m[1] * m[12]) + m[8] * (m[1] * m[15] - m[3] * m[13]) + m[9] * (m[3] * m[12] - m[0] * m[15])));
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o[10] = (T)(d * (m[15] * (m[0] * m[5] - m[1] * m[4]) + m[12] * (m[1] * m[7] - m[3] * m[5]) + m[13] * (m[3] * m[4] - m[0] * m[7])));
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o[11] = (T)(d * (m[3] * (m[5] * m[8] - m[4] * m[9]) + m[0] * (m[7] * m[9] - m[5] * m[11]) + m[1] * (m[4] * m[11] - m[7] * m[8])));
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o[12] = (T)(d * (m[4] * (m[10] * m[13] - m[9] * m[14]) + m[5] * (m[8] * m[14] - m[10] * m[12]) + m[6] * (m[9] * m[12] - m[8] * m[13])));
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o[13] = (T)(d * (m[8] * (m[2] * m[13] - m[1] * m[14]) + m[9] * (m[0] * m[14] - m[2] * m[12]) + m[10] * (m[1] * m[12] - m[0] * m[13])));
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o[14] = (T)(d * (m[12] * (m[2] * m[5] - m[1] * m[6]) + m[13] * (m[0] * m[6] - m[2] * m[4]) + m[14] * (m[1] * m[4] - m[0] * m[5])));
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o[15] = (T)(d * (m[0] * (m[5] * m[10] - m[6] * m[9]) + m[1] * (m[6] * m[8] - m[4] * m[10]) + m[2] * (m[4] * m[9] - m[5] * m[8])));
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return true;
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}
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#endif
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// void CMatrix4<T>::transformVec4(T *out, const T * in) const
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template <class T>
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inline void transformVec4Vec4(const irr::core::CMatrix4<T>& m, T* burning_restrict out, const T* burning_restrict in)
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{
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const T* burning_restrict M = m.pointer();
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out[0] = in[0] * M[0] + in[1] * M[4] + in[2] * M[8] + in[3] * M[12];
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out[1] = in[0] * M[1] + in[1] * M[5] + in[2] * M[9] + in[3] * M[13];
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out[2] = in[0] * M[2] + in[1] * M[6] + in[2] * M[10] + in[3] * M[14];
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out[3] = in[0] * M[3] + in[1] * M[7] + in[2] * M[11] + in[3] * M[15];
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}
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#if 0
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// void CMatrix4<T>::transformVect(T *out, const core::vector3df &in) const
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template <class T>
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inline void transformVec3Vec4(const irr::core::CMatrix4<T>& m, T* burning_restrict out, const core::vector3df& in)
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{
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const T* burning_restrict M = m.pointer();
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out[0] = in.X * M[0] + in.Y * M[4] + in.Z * M[8] + M[12];
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out[1] = in.X * M[1] + in.Y * M[5] + in.Z * M[9] + M[13];
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out[2] = in.X * M[2] + in.Y * M[6] + in.Z * M[10] + M[14];
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out[3] = in.X * M[3] + in.Y * M[7] + in.Z * M[11] + M[15];
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}
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#endif
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template <class T>
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inline void rotateVec3Vec4(const irr::core::CMatrix4<T>& m, T* burning_restrict out, const T* burning_restrict in)
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{
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const T* burning_restrict M = m.pointer();
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out[0] = in[0] * M[0] + in[1] * M[4] + in[2] * M[8];
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out[1] = in[0] * M[1] + in[1] * M[5] + in[2] * M[9];
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out[2] = in[0] * M[2] + in[1] * M[6] + in[2] * M[10];
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out[3] = 0.f;
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}
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//based on https://github.com/ekmett/approximate/blob/master/cbits/fast.c powf_fast_precise
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static inline float powf_limit(const float a, const float b)
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{
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if (a <= 0.0000001f) return 0.f;
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else if (a >= 1.f) return 1.f;
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/* calculate approximation with fraction of the exponent */
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int e = (int)b;
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union { float f; int x; } u = { a };
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u.x = (int)((b - e) * (u.x - 1065353216) + 1065353216);
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float r = 1.0f;
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float ua = a;
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while (e) {
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if (e & 1) {
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r *= ua;
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}
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if (ua < 0.00000001f)
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break;
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ua *= ua;
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e >>= 1;
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}
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r *= u.f;
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return r;
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}
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//! clamp(value,0,1)
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static inline float clampf01(const float v)
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{
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return v < 0.f ? 0.f : v > 1.f ? 1.f : v;
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}
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// IImage::fill
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static void image_fill(irr::video::IImage* image, const irr::video::SColor& color, const interlaced_control interlaced)
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{
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if (0 == image)
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return;
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unsigned int c = color.color;
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switch (image->getColorFormat())
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{
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case irr::video::ECF_A1R5G5B5:
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c = color.toA1R5G5B5();
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c |= c << 16;
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break;
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default:
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break;
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}
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irr::memset32_interlaced(image->getData(), c, image->getPitch(), image->getDimension().Height, interlaced);
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}
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union scale_setup
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{
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struct
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{
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unsigned char x : 3;
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unsigned char y : 3;
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unsigned char i : 2;
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};
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unsigned char v;
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};
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//setup Antialias. v0.52 uses as Interlaced
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void get_scale(scale_setup& s, const irr::SIrrlichtCreationParameters& params)
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{
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s.x = 1;
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s.y = 1;
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s.i = 0;
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if (params.AntiAlias && params.WindowSize.Width <= 160 && params.WindowSize.Height <= 120)
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{
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return;
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}
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switch (params.AntiAlias)
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{
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case 2: s.x = 1; s.y = 1; s.i = 1; break;
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case 4: s.x = 2; s.y = 2; s.i = 0; break;
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case 8: s.x = 2; s.y = 2; s.i = 1; break;
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case 16:s.x = 4; s.y = 4; s.i = 0; break;
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case 32:s.x = 4; s.y = 4; s.i = 1; break;
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case 3: s.x = 3; s.y = 3; s.i = 0; break;
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case 5: s.x = 3; s.y = 3; s.i = 1; break;
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}
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}
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//turn on/off fpu exception
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void fpu_exception(int on)
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{
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return;
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#if defined(_WIN32)
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_clearfp();
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_controlfp(on ? _EM_INEXACT : -1, _MCW_EM);
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#endif
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}
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namespace irr
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{
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namespace video
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{
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//! constructor
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CBurningVideoDriver::CBurningVideoDriver(const irr::SIrrlichtCreationParameters& params, io::IFileSystem* io, video::IImagePresenter* presenter)
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: CNullDriver(io, params.WindowSize), BackBuffer(0), Presenter(presenter),
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WindowId(0), SceneSourceRect(0),
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RenderTargetTexture(0), RenderTargetSurface(0), CurrentShader(0),
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DepthBuffer(0), StencilBuffer(0)
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{
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//enable fpu exception
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fpu_exception(1);
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#ifdef _DEBUG
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setDebugName("CBurningVideoDriver");
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#endif
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VertexCache_map_source_format();
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//Use AntiAlias(hack) to shrink BackBuffer Size and keep ScreenSize the same as Input
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scale_setup scale;
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get_scale(scale, params);
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//Control Interlaced BackBuffer
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Interlaced.enable = scale.i;
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Interlaced.bypass = !Interlaced.enable;
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Interlaced.nr = 0;
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// create backbuffer.
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core::dimension2du use(params.WindowSize.Width / scale.x, params.WindowSize.Height / scale.y);
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BackBuffer = new CImage(SOFTWARE_DRIVER_2_RENDERTARGET_COLOR_FORMAT, use);
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if (BackBuffer)
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{
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//BackBuffer->fill(SColor(0));
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image_fill(BackBuffer, SColor(0), interlace_disabled());
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// create z buffer
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if (params.ZBufferBits)
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DepthBuffer = video::createDepthBuffer(BackBuffer->getDimension());
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// create stencil buffer
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if (params.Stencilbuffer)
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StencilBuffer = video::createStencilBuffer(BackBuffer->getDimension(), 8);
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}
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DriverAttributes->setAttribute("MaxIndices", 1 << 16);
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DriverAttributes->setAttribute("MaxTextures", BURNING_MATERIAL_MAX_TEXTURES);
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DriverAttributes->setAttribute("MaxTextureSize", SOFTWARE_DRIVER_2_TEXTURE_MAXSIZE);
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DriverAttributes->setAttribute("MaxLights", 1024); //glsl::gl_MaxLights);
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DriverAttributes->setAttribute("MaxTextureLODBias", 16.f);
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DriverAttributes->setAttribute("Version", 50);
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// create triangle renderers
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memset(BurningShader, 0, sizeof(BurningShader));
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//BurningShader[ETR_FLAT] = createTRFlat2(DepthBuffer);
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//BurningShader[ETR_FLAT_WIRE] = createTRFlatWire2(DepthBuffer);
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BurningShader[ETR_GOURAUD] = createTriangleRendererGouraud2(this);
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BurningShader[ETR_GOURAUD_NOZ] = createTriangleRendererGouraudNoZ2(this);
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//BurningShader[ETR_GOURAUD_ALPHA] = createTriangleRendererGouraudAlpha2(this );
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BurningShader[ETR_GOURAUD_ALPHA_NOZ] = createTRGouraudAlphaNoZ2(this); // 2D
|
||
//BurningShader[ETR_GOURAUD_WIRE] = createTriangleRendererGouraudWire2(DepthBuffer);
|
||
//BurningShader[ETR_TEXTURE_FLAT] = createTriangleRendererTextureFlat2(DepthBuffer);
|
||
//BurningShader[ETR_TEXTURE_FLAT_WIRE] = createTriangleRendererTextureFlatWire2(DepthBuffer);
|
||
BurningShader[ETR_TEXTURE_GOURAUD] = createTriangleRendererTextureGouraud2(this);
|
||
BurningShader[ETR_TEXTURE_GOURAUD_LIGHTMAP_M1] = createTriangleRendererTextureLightMap2_M1(this);
|
||
BurningShader[ETR_TEXTURE_GOURAUD_LIGHTMAP_M2] = createTriangleRendererTextureLightMap2_M2(this);
|
||
BurningShader[ETR_TEXTURE_GOURAUD_LIGHTMAP_M4] = createTriangleRendererGTextureLightMap2_M4(this);
|
||
BurningShader[ETR_TEXTURE_LIGHTMAP_M4] = createTriangleRendererTextureLightMap2_M4(this);
|
||
BurningShader[ETR_TEXTURE_GOURAUD_LIGHTMAP_ADD] = createTriangleRendererTextureLightMap2_Add(this);
|
||
BurningShader[ETR_TEXTURE_GOURAUD_DETAIL_MAP] = createTriangleRendererTextureDetailMap2(this);
|
||
|
||
BurningShader[ETR_TEXTURE_GOURAUD_WIRE] = createTriangleRendererTextureGouraudWire2(this);
|
||
BurningShader[ETR_TEXTURE_GOURAUD_NOZ] = createTRTextureGouraudNoZ2(this);
|
||
BurningShader[ETR_TEXTURE_GOURAUD_ADD] = createTRTextureGouraudAdd2(this);
|
||
BurningShader[ETR_TEXTURE_GOURAUD_ADD_NO_Z] = createTRTextureGouraudAddNoZ2(this);
|
||
BurningShader[ETR_TEXTURE_GOURAUD_VERTEX_ALPHA] = createTriangleRendererTextureVertexAlpha2(this);
|
||
|
||
BurningShader[ETR_TEXTURE_GOURAUD_ALPHA] = createTRTextureGouraudAlpha(this);
|
||
BurningShader[ETR_TEXTURE_GOURAUD_ALPHA_NOZ] = createTRTextureGouraudAlphaNoZ(this);
|
||
|
||
BurningShader[ETR_NORMAL_MAP_SOLID] = createTRNormalMap(this);
|
||
BurningShader[ETR_STENCIL_SHADOW] = createTRStencilShadow(this);
|
||
BurningShader[ETR_TEXTURE_BLEND] = createTRTextureBlend(this);
|
||
|
||
BurningShader[ETR_TRANSPARENT_REFLECTION_2_LAYER] = createTriangleRendererTexture_transparent_reflection_2_layer(this);
|
||
//BurningShader[ETR_REFERENCE] = createTriangleRendererReference ( this );
|
||
|
||
BurningShader[ETR_COLOR] = create_burning_shader_color(this);
|
||
|
||
// add the same renderer for all solid types
|
||
CSoftware2MaterialRenderer_SOLID* smr = new CSoftware2MaterialRenderer_SOLID(this);
|
||
CSoftware2MaterialRenderer_TRANSPARENT_ADD_COLOR* tmr = new CSoftware2MaterialRenderer_TRANSPARENT_ADD_COLOR(this);
|
||
//CSoftware2MaterialRenderer_UNSUPPORTED * umr = new CSoftware2MaterialRenderer_UNSUPPORTED ( this );
|
||
|
||
//!TODO: addMaterialRenderer depends on pushing order....
|
||
addMaterialRenderer(smr); // EMT_SOLID
|
||
addMaterialRenderer(smr); // EMT_SOLID_2_LAYER,
|
||
addMaterialRenderer(smr); // EMT_LIGHTMAP,
|
||
addMaterialRenderer(tmr); // EMT_LIGHTMAP_ADD,
|
||
addMaterialRenderer(smr); // EMT_LIGHTMAP_M2,
|
||
addMaterialRenderer(smr); // EMT_LIGHTMAP_M4,
|
||
addMaterialRenderer(smr); // EMT_LIGHTMAP_LIGHTING,
|
||
addMaterialRenderer(smr); // EMT_LIGHTMAP_LIGHTING_M2,
|
||
addMaterialRenderer(smr); // EMT_LIGHTMAP_LIGHTING_M4,
|
||
addMaterialRenderer(smr); // EMT_DETAIL_MAP,
|
||
addMaterialRenderer(smr); // EMT_SPHERE_MAP,
|
||
addMaterialRenderer(smr); // EMT_REFLECTION_2_LAYER,
|
||
addMaterialRenderer(tmr); // EMT_TRANSPARENT_ADD_COLOR,
|
||
addMaterialRenderer(tmr); // EMT_TRANSPARENT_ALPHA_CHANNEL,
|
||
addMaterialRenderer(tmr); // EMT_TRANSPARENT_ALPHA_CHANNEL_REF,
|
||
addMaterialRenderer(tmr); // EMT_TRANSPARENT_VERTEX_ALPHA,
|
||
addMaterialRenderer(tmr); // EMT_TRANSPARENT_REFLECTION_2_LAYER,
|
||
addMaterialRenderer(smr); // EMT_NORMAL_MAP_SOLID,
|
||
addMaterialRenderer(tmr); // EMT_NORMAL_MAP_TRANSPARENT_ADD_COLOR,
|
||
addMaterialRenderer(tmr); // EMT_NORMAL_MAP_TRANSPARENT_VERTEX_ALPHA,
|
||
addMaterialRenderer(smr); // EMT_PARALLAX_MAP_SOLID,
|
||
addMaterialRenderer(tmr); // EMT_PARALLAX_MAP_TRANSPARENT_ADD_COLOR,
|
||
addMaterialRenderer(tmr); // EMT_PARALLAX_MAP_TRANSPARENT_VERTEX_ALPHA,
|
||
addMaterialRenderer(tmr); // EMT_ONETEXTURE_BLEND
|
||
|
||
smr->drop();
|
||
tmr->drop();
|
||
//umr->drop ();
|
||
|
||
// select render target
|
||
setRenderTargetImage2(BackBuffer,0, 0);
|
||
|
||
//reset Lightspace
|
||
EyeSpace.reset();
|
||
EyeSpace.resetFog();
|
||
|
||
// select the right renderer
|
||
setMaterial(Material.org);
|
||
}
|
||
|
||
|
||
//! destructor
|
||
CBurningVideoDriver::~CBurningVideoDriver()
|
||
{
|
||
// delete Backbuffer
|
||
if (BackBuffer)
|
||
{
|
||
BackBuffer->drop();
|
||
BackBuffer = 0;
|
||
}
|
||
|
||
// delete triangle renderers
|
||
for (s32 i = 0; i < ETR2_COUNT; ++i)
|
||
{
|
||
if (BurningShader[i])
|
||
{
|
||
BurningShader[i]->drop();
|
||
BurningShader[i] = 0;
|
||
}
|
||
}
|
||
|
||
// delete Additional buffer
|
||
if (StencilBuffer)
|
||
{
|
||
StencilBuffer->drop();
|
||
StencilBuffer = 0;
|
||
}
|
||
|
||
if (DepthBuffer)
|
||
{
|
||
DepthBuffer->drop();
|
||
DepthBuffer = 0;
|
||
}
|
||
|
||
if (RenderTargetTexture)
|
||
{
|
||
RenderTargetTexture->drop();
|
||
RenderTargetTexture = 0;
|
||
}
|
||
|
||
if (RenderTargetSurface)
|
||
{
|
||
RenderTargetSurface->drop();
|
||
RenderTargetSurface = 0;
|
||
}
|
||
|
||
fpu_exception(0);
|
||
|
||
}
|
||
|
||
|
||
|
||
//! queries the features of the driver, returns true if feature is available
|
||
bool CBurningVideoDriver::queryFeature(E_VIDEO_DRIVER_FEATURE feature) const
|
||
{
|
||
int on = 0;
|
||
switch (feature)
|
||
{
|
||
#ifdef SOFTWARE_DRIVER_2_BILINEAR
|
||
case EVDF_BILINEAR_FILTER:
|
||
on = 1;
|
||
break;
|
||
#endif
|
||
#if SOFTWARE_DRIVER_2_MIPMAPPING_MAX > 1
|
||
case EVDF_MIP_MAP:
|
||
on = 1;
|
||
break;
|
||
#endif
|
||
case EVDF_STENCIL_BUFFER:
|
||
on = StencilBuffer != 0;
|
||
break;
|
||
|
||
case EVDF_RENDER_TO_TARGET:
|
||
case EVDF_MULTITEXTURE:
|
||
case EVDF_HARDWARE_TL:
|
||
case EVDF_TEXTURE_NSQUARE:
|
||
case EVDF_TEXTURE_MATRIX:
|
||
on = 1;
|
||
break;
|
||
|
||
case EVDF_DEPTH_CLAMP: // shadow
|
||
on = 1;
|
||
break;
|
||
|
||
case EVDF_ARB_FRAGMENT_PROGRAM_1:
|
||
case EVDF_ARB_VERTEX_PROGRAM_1:
|
||
on = 1;
|
||
break;
|
||
#if defined(PATCH_SUPERTUX_8_0_1_with_1_9_0)
|
||
case EVDF_TEXTURE_NPOT:
|
||
case EVDF_ARB_GLSL:
|
||
on = 1;
|
||
break;
|
||
#else
|
||
case EVDF_TEXTURE_NPOT: // for 2D
|
||
on = 0;
|
||
break;
|
||
#endif
|
||
|
||
#if defined(SOFTWARE_DRIVER_2_2D_AS_3D)
|
||
#if defined(IRRLICHT_FREE_CANVAS)
|
||
case EVDF_VIEWPORT_SCALE_GUI:
|
||
on = 1;
|
||
break;
|
||
#endif
|
||
#endif
|
||
default:
|
||
on = 0;
|
||
break;
|
||
}
|
||
|
||
return on && FeatureEnabled[feature];
|
||
}
|
||
|
||
|
||
//matrix multiplication
|
||
void CBurningVideoDriver::transform_calc(E_TRANSFORMATION_STATE_BURNING_VIDEO state)
|
||
{
|
||
size_t* flag = TransformationFlag[TransformationStack];
|
||
if (flag[state] & ETF_VALID) return;
|
||
|
||
//check
|
||
size_t ok = 0;
|
||
switch (state)
|
||
{
|
||
case ETS_PROJ_MODEL_VIEW:
|
||
if (0 == (flag[ETS_VIEW_PROJECTION] & ETF_VALID)) transform_calc(ETS_VIEW_PROJECTION);
|
||
ok = flag[ETS_WORLD] & flag[ETS_VIEW] & flag[ETS_PROJECTION] & flag[ETS_VIEW_PROJECTION] & ETF_VALID;
|
||
break;
|
||
case ETS_VIEW_PROJECTION:
|
||
ok = flag[ETS_VIEW] & flag[ETS_PROJECTION] & ETF_VALID;
|
||
break;
|
||
case ETS_MODEL_VIEW:
|
||
ok = flag[ETS_WORLD] & flag[ETS_VIEW] & ETF_VALID;
|
||
break;
|
||
case ETS_NORMAL:
|
||
ok = flag[ETS_MODEL_VIEW] & ETF_VALID;
|
||
break;
|
||
default:
|
||
break;
|
||
}
|
||
|
||
if (!ok)
|
||
{
|
||
char buf[256];
|
||
sprintf(buf, "transform_calc not valid for %d\n", state);
|
||
os::Printer::log(buf, ELL_WARNING);
|
||
}
|
||
|
||
core::matrix4* matrix = Transformation[TransformationStack];
|
||
|
||
switch (state)
|
||
{
|
||
case ETS_PROJ_MODEL_VIEW:
|
||
if (flag[ETS_WORLD] & ETF_IDENTITY)
|
||
{
|
||
matrix[state] = matrix[ETS_VIEW_PROJECTION];
|
||
}
|
||
else
|
||
{
|
||
matrix[state].setbyproduct_nocheck(matrix[ETS_VIEW_PROJECTION], matrix[ETS_WORLD]);
|
||
}
|
||
break;
|
||
|
||
case ETS_VIEW_PROJECTION:
|
||
matrix[state].setbyproduct_nocheck(matrix[ETS_PROJECTION], matrix[ETS_VIEW]);
|
||
break;
|
||
case ETS_MODEL_VIEW:
|
||
if (flag[ETS_WORLD] & ETF_IDENTITY)
|
||
{
|
||
matrix[state] = matrix[ETS_VIEW];
|
||
}
|
||
else
|
||
{
|
||
matrix[state].setbyproduct_nocheck(matrix[ETS_VIEW], matrix[ETS_WORLD]);
|
||
}
|
||
break;
|
||
case ETS_NORMAL:
|
||
mat44_transposed_inverse(matrix[state], matrix[ETS_MODEL_VIEW]);
|
||
break;
|
||
|
||
default:
|
||
break;
|
||
}
|
||
flag[state] |= ETF_VALID;
|
||
}
|
||
|
||
|
||
//! sets transformation
|
||
void CBurningVideoDriver::setTransform(E_TRANSFORMATION_STATE state, const core::matrix4& mat)
|
||
{
|
||
size_t* flag = TransformationFlag[TransformationStack];
|
||
core::matrix4* matrix = Transformation[TransformationStack];
|
||
|
||
#if 0
|
||
int changed = 1;
|
||
if (flag[state] & ETF_VALID)
|
||
{
|
||
changed = memcmp(mat.pointer(), matrix[state].pointer(), sizeof(mat));
|
||
}
|
||
if (changed)
|
||
#endif
|
||
{
|
||
matrix[state] = mat;
|
||
flag[state] |= ETF_VALID;
|
||
}
|
||
|
||
//maybe identity (mostly for texturematrix to avoid costly multiplication)
|
||
#if defined ( USE_MATRIX_TEST )
|
||
burning_setbit(TransformationFlag[state], mat.getDefinitelyIdentityMatrix(), ETF_IDENTITY);
|
||
#else
|
||
burning_setbit(flag[state],
|
||
!memcmp(mat.pointer(), core::IdentityMatrix.pointer(), sizeof(mat)), ETF_IDENTITY
|
||
);
|
||
#endif
|
||
|
||
#if 0
|
||
if (changed)
|
||
#endif
|
||
switch (state)
|
||
{
|
||
case ETS_PROJECTION:
|
||
flag[ETS_PROJ_MODEL_VIEW] &= ~ETF_VALID;
|
||
flag[ETS_VIEW_PROJECTION] &= ~ETF_VALID;
|
||
break;
|
||
case ETS_VIEW:
|
||
flag[ETS_PROJ_MODEL_VIEW] &= ~ETF_VALID;
|
||
flag[ETS_VIEW_PROJECTION] &= ~ETF_VALID;
|
||
flag[ETS_MODEL_VIEW] &= ~ETF_VALID;
|
||
flag[ETS_NORMAL] &= ~ETF_VALID;
|
||
break;
|
||
case ETS_WORLD:
|
||
flag[ETS_PROJ_MODEL_VIEW] &= ~ETF_VALID;
|
||
flag[ETS_MODEL_VIEW] &= ~ETF_VALID;
|
||
flag[ETS_NORMAL] &= ~ETF_VALID;
|
||
break;
|
||
case ETS_TEXTURE_0:
|
||
case ETS_TEXTURE_1:
|
||
case ETS_TEXTURE_2:
|
||
case ETS_TEXTURE_3:
|
||
#if _IRR_MATERIAL_MAX_TEXTURES_>4
|
||
case ETS_TEXTURE_4:
|
||
#endif
|
||
#if _IRR_MATERIAL_MAX_TEXTURES_>5
|
||
case ETS_TEXTURE_5:
|
||
#endif
|
||
#if _IRR_MATERIAL_MAX_TEXTURES_>6
|
||
case ETS_TEXTURE_6:
|
||
#endif
|
||
#if _IRR_MATERIAL_MAX_TEXTURES_>7
|
||
case ETS_TEXTURE_7:
|
||
#endif
|
||
if (0 == (flag[state] & ETF_IDENTITY))
|
||
{
|
||
EyeSpace.TL_Flag |= TL_TEXTURE_TRANSFORM;
|
||
}
|
||
break;
|
||
default:
|
||
break;
|
||
}
|
||
|
||
}
|
||
|
||
//! Returns the transformation set by setTransform
|
||
const core::matrix4& CBurningVideoDriver::getTransform(E_TRANSFORMATION_STATE state) const
|
||
{
|
||
return Transformation[TransformationStack][state];
|
||
}
|
||
|
||
|
||
bool CBurningVideoDriver::beginScene(u16 clearFlag, SColor clearColor, f32 clearDepth, u8 clearStencil, const SExposedVideoData& videoData, core::rect<s32>* sourceRect)
|
||
{
|
||
#if defined(PATCH_SUPERTUX_8_0_1_with_1_9_0)
|
||
CNullDriver::beginScene(clearFlag & ECBF_COLOR, clearFlag & ECBF_DEPTH, clearColor, videoData, sourceRect);
|
||
#else
|
||
CNullDriver::beginScene(clearFlag, clearColor, clearDepth, clearStencil, videoData, sourceRect);
|
||
#endif
|
||
|
||
Interlaced.nr = (Interlaced.nr + 1) & interlace_control_mask;
|
||
WindowId = videoData.D3D9.HWnd;
|
||
SceneSourceRect = sourceRect;
|
||
|
||
clearBuffers(clearFlag, clearColor, clearDepth, clearStencil);
|
||
|
||
//memset ( TransformationFlag, 0, sizeof ( TransformationFlag ) );
|
||
return true;
|
||
}
|
||
|
||
bool CBurningVideoDriver::endScene()
|
||
{
|
||
CNullDriver::endScene();
|
||
|
||
return Presenter->present(BackBuffer, WindowId, SceneSourceRect);
|
||
}
|
||
|
||
|
||
//! Create render target.
|
||
IRenderTarget* CBurningVideoDriver::addRenderTarget()
|
||
{
|
||
CSoftwareRenderTarget2* renderTarget = new CSoftwareRenderTarget2(this);
|
||
RenderTargets.push_back(renderTarget);
|
||
|
||
return renderTarget;
|
||
}
|
||
|
||
#if defined(PATCH_SUPERTUX_8_0_1_with_1_9_0)
|
||
bool CBurningVideoDriver::setRenderTarget(video::ITexture* texture, bool clearBackBuffer, bool clearZBuffer, SColor color)
|
||
{
|
||
CSoftwareRenderTarget2 target(this);
|
||
target.RenderTexture = texture;
|
||
target.TargetType = ERT_RENDER_TEXTURE;
|
||
target.Texture[0] = texture;
|
||
|
||
if (texture)
|
||
texture->grab();
|
||
|
||
u16 flag = 0;
|
||
if (clearBackBuffer) flag |= ECBF_COLOR;
|
||
if (clearZBuffer) flag |= ECBF_DEPTH;
|
||
|
||
return setRenderTargetEx(texture ? &target : 0, flag, color, 1.f, true);
|
||
}
|
||
#endif
|
||
|
||
bool CBurningVideoDriver::setRenderTargetEx(IRenderTarget* target, u16 clearFlag, SColor clearColor, f32 clearDepth, u8 clearStencil)
|
||
{
|
||
#if !defined(PATCH_SUPERTUX_8_0_1_with_1_9_0)
|
||
if (target && target->getDriverType() != EDT_BURNINGSVIDEO)
|
||
{
|
||
os::Printer::log("Fatal Error: Tried to set a render target not owned by this driver.", ELL_ERROR);
|
||
return false;
|
||
}
|
||
#endif
|
||
if (RenderTargetTexture)
|
||
{
|
||
//switching from texture to backbuffer
|
||
if (target == 0)
|
||
{
|
||
RenderTargetTexture->regenerateMipMapLevels();
|
||
}
|
||
RenderTargetTexture->drop();
|
||
}
|
||
|
||
#if !defined(PATCH_SUPERTUX_8_0_1_with_1_9_0)
|
||
RenderTargetTexture = target ? target->getTexture()[0] : 0;
|
||
#else
|
||
RenderTargetTexture = target ? ((CSoftwareRenderTarget2*)target)->Texture[0] : 0;
|
||
#endif
|
||
|
||
if (RenderTargetTexture)
|
||
{
|
||
RenderTargetTexture->grab();
|
||
Interlaced.bypass = 1;
|
||
setRenderTargetImage2(((CSoftwareTexture2*)RenderTargetTexture)->getImage());
|
||
}
|
||
else
|
||
{
|
||
Interlaced.bypass = !Interlaced.enable;
|
||
setRenderTargetImage2(BackBuffer);
|
||
}
|
||
|
||
clearBuffers(clearFlag, clearColor, clearDepth, clearStencil);
|
||
|
||
return true;
|
||
}
|
||
|
||
/*
|
||
static inline f32 map_value(f32 x, f32 in_min, f32 in_max, f32 out_min, f32 out_max) {
|
||
return (x - in_min) * (out_max - out_min) / (f32)(in_max - in_min) + out_min;
|
||
}
|
||
*/
|
||
|
||
//! sets a render target
|
||
void CBurningVideoDriver::setRenderTargetImage2(video::IImage* color, video::IImage* depth, video::IImage* stencil)
|
||
{
|
||
if (RenderTargetSurface)
|
||
RenderTargetSurface->drop();
|
||
|
||
core::dimension2d<u32> current = RenderTargetSize;
|
||
RenderTargetSurface = color;
|
||
RenderTargetSize.Width = 0;
|
||
RenderTargetSize.Height = 0;
|
||
|
||
if (RenderTargetSurface)
|
||
{
|
||
RenderTargetSurface->grab();
|
||
RenderTargetSize = RenderTargetSurface->getDimension();
|
||
}
|
||
|
||
RatioRenderTargetScreen.x = ScreenSize.Width ? (f32)RenderTargetSize.Width / ScreenSize.Width : 1.f;
|
||
RatioRenderTargetScreen.y = ScreenSize.Height ? (f32)RenderTargetSize.Height / ScreenSize.Height : 1.f;
|
||
|
||
int not_changed = current == RenderTargetSize;
|
||
burning_setbit(TransformationFlag[0][ETS_PROJECTION], not_changed, ETF_VALID);
|
||
burning_setbit(TransformationFlag[1][ETS_PROJECTION], not_changed, ETF_VALID);
|
||
|
||
setViewPort(core::recti(RenderTargetSize));
|
||
|
||
if (DepthBuffer)
|
||
DepthBuffer->setSize(RenderTargetSize);
|
||
|
||
if (StencilBuffer)
|
||
StencilBuffer->setSize(RenderTargetSize);
|
||
}
|
||
|
||
|
||
//--------- Transform from NDC to DC, transform TexCoo ----------------------------------------------
|
||
|
||
|
||
//! Blur 2D Image with PixelOffset. (default 0.375f for OpenGL and Burning)
|
||
/** SideEffects:
|
||
* if IRRLICHT_2D_TEXEL_OFFSET > 0 is applied to OpenGL/Burning, Pixel-exact Texture Coordinates do not match.
|
||
* Currently Version 1.8,1.9 has that in the Irrlicht 2D Examples where you get a Magenta Border on the Sprites
|
||
* and in the draw2DImage4cFilter Tests
|
||
*/
|
||
#define IRRLICHT_2D_TEXEL_OFFSET 0.f
|
||
|
||
|
||
//--------- Transform from NDC to DC ----------------------------------------------
|
||
|
||
// used to scale <-1,-1><1,1> to viewport [center,scale]
|
||
// controls subtexel and fill convention.
|
||
// Don't tweak SOFTWARE_DRIVER_2_SUBTEXEL (-0.5f in m[1]) anymore to control texture blur effect, it's used for viewport scaling.
|
||
// naming is misleading. it will write outside memory location..
|
||
|
||
void buildNDCToDCMatrix(f32* m, const core::rect<s32>& viewport, f32 tx)
|
||
{
|
||
m[0] = (viewport.LowerRightCorner.X - viewport.UpperLeftCorner.X + tx) * 0.5f;
|
||
m[1] = (viewport.UpperLeftCorner.X + viewport.LowerRightCorner.X-1) * 0.5f;
|
||
|
||
m[2] = (viewport.LowerRightCorner.Y - viewport.UpperLeftCorner.Y + tx) * -0.5f;
|
||
m[3] = (viewport.UpperLeftCorner.Y + viewport.LowerRightCorner.Y-1) * 0.5f;
|
||
}
|
||
|
||
|
||
|
||
//! sets a viewport
|
||
void CBurningVideoDriver::setViewPort(const core::rect<s32>& area)
|
||
{
|
||
ViewPort = area;
|
||
|
||
core::rect<s32> rendert(0, 0, RenderTargetSize.Width, RenderTargetSize.Height);
|
||
ViewPort.clipAgainst(rendert);
|
||
|
||
buildNDCToDCMatrix(Transformation_ETS_CLIPSCALE[0], ViewPort, 1.f/2048.f); //SkyBox,Billboard 90<39> problem
|
||
buildNDCToDCMatrix(Transformation_ETS_CLIPSCALE[1], ViewPort, 0.f); // OverrideMaterial2DEnabled ? -IRRLICHT_2D_TEXEL_OFFSET : 0.f);
|
||
|
||
if (CurrentShader)
|
||
CurrentShader->setRenderTarget(RenderTargetSurface, ViewPort, Interlaced);
|
||
}
|
||
|
||
void CBurningVideoDriver::setScissor(int x, int y, int width, int height)
|
||
{
|
||
//openGL
|
||
//y = rt.Height - y - height;
|
||
|
||
//coming from GUI
|
||
AbsRectangle v0;
|
||
v0.x0 = core::floor32(x * RatioRenderTargetScreen.x);
|
||
v0.y0 = core::floor32(y * RatioRenderTargetScreen.y);
|
||
v0.x1 = core::floor32((x + width) * RatioRenderTargetScreen.x);
|
||
v0.y1 = core::floor32((y + height) * RatioRenderTargetScreen.y);
|
||
|
||
AbsRectangle v1;
|
||
v1.x0 = 0;
|
||
v1.y0 = 0;
|
||
v1.x1 = RenderTargetSize.Width;
|
||
v1.y1 = RenderTargetSize.Height;
|
||
|
||
intersect(Scissor, v0, v1);
|
||
}
|
||
|
||
/*
|
||
generic plane clipping in homogenous coordinates
|
||
special case ndc frustum <-w,w>,<-w,w>,<-w,w>
|
||
can be rewritten with compares e.q near plane, a.z < -a.w and b.z < -b.w
|
||
|
||
cam is (0,0,-1)
|
||
*/
|
||
|
||
const sVec4 CBurningVideoDriver::NDCPlane[6 + 2] =
|
||
{
|
||
sVec4(0.f, 0.f, -1.f, -1.f), // near
|
||
sVec4(0.f, 0.f, 1.f, -1.f), // far
|
||
sVec4(1.f, 0.f, 0.f, -1.f), // left
|
||
sVec4(-1.f, 0.f, 0.f, -1.f), // right
|
||
sVec4(0.f, 1.f, 0.f, -1.f), // bottom
|
||
sVec4(0.f, -1.f, 0.f, -1.f) // top
|
||
};
|
||
|
||
|
||
/*
|
||
test a vertex if it's inside the standard frustum
|
||
|
||
this is the generic one..
|
||
|
||
f32 dotPlane;
|
||
for ( u32 i = 0; i!= 6; ++i )
|
||
{
|
||
dotPlane = v->Pos.dotProduct ( NDCPlane[i] );
|
||
burning_setbit32( flag, dotPlane <= 0.f, 1 << i );
|
||
}
|
||
|
||
// this is the base for ndc frustum <-w,w>,<-w,w>,<-w,w>
|
||
burning_setbit32( flag, ( v->Pos.z - v->Pos.w ) <= 0.f, 1 );
|
||
burning_setbit32( flag, (-v->Pos.z - v->Pos.w ) <= 0.f, 2 );
|
||
burning_setbit32( flag, ( v->Pos.x - v->Pos.w ) <= 0.f, 4 );
|
||
burning_setbit32( flag, (-v->Pos.x - v->Pos.w ) <= 0.f, 8 );
|
||
burning_setbit32( flag, ( v->Pos.y - v->Pos.w ) <= 0.f, 16 );
|
||
burning_setbit32( flag, (-v->Pos.y - v->Pos.w ) <= 0.f, 32 );
|
||
|
||
*/
|
||
#ifdef IRRLICHT_FAST_MATH
|
||
|
||
REALINLINE size_t CBurningVideoDriver::clipToFrustumTest(const s4DVertex* v) const
|
||
{
|
||
size_t flag;
|
||
f32 test[8];
|
||
const f32 w = -v->Pos.w;
|
||
|
||
// a conditional move is needed....FCOMI ( but we don't have it )
|
||
// so let the fpu calculate and write it back.
|
||
// cpu makes the compare, interleaving
|
||
|
||
test[0] = v->Pos.z + w;
|
||
test[1] = -v->Pos.z + w;
|
||
test[2] = v->Pos.x + w;
|
||
test[3] = -v->Pos.x + w;
|
||
test[4] = v->Pos.y + w;
|
||
test[5] = -v->Pos.y + w;
|
||
|
||
const u32* a = F32_AS_U32_POINTER(test);
|
||
flag = (a[0]) >> 31;
|
||
flag |= (a[1] & 0x80000000) >> 30;
|
||
flag |= (a[2] & 0x80000000) >> 29;
|
||
flag |= (a[3] & 0x80000000) >> 28;
|
||
flag |= (a[4] & 0x80000000) >> 27;
|
||
flag |= (a[5] & 0x80000000) >> 26;
|
||
|
||
/*
|
||
flag = (IR ( test[0] ) ) >> 31;
|
||
flag |= (IR ( test[1] ) & 0x80000000 ) >> 30;
|
||
flag |= (IR ( test[2] ) & 0x80000000 ) >> 29;
|
||
flag |= (IR ( test[3] ) & 0x80000000 ) >> 28;
|
||
flag |= (IR ( test[4] ) & 0x80000000 ) >> 27;
|
||
flag |= (IR ( test[5] ) & 0x80000000 ) >> 26;
|
||
*/
|
||
/*
|
||
flag = F32_LOWER_EQUAL_0 ( test[0] );
|
||
flag |= F32_LOWER_EQUAL_0 ( test[1] ) << 1;
|
||
flag |= F32_LOWER_EQUAL_0 ( test[2] ) << 2;
|
||
flag |= F32_LOWER_EQUAL_0 ( test[3] ) << 3;
|
||
flag |= F32_LOWER_EQUAL_0 ( test[4] ) << 4;
|
||
flag |= F32_LOWER_EQUAL_0 ( test[5] ) << 5;
|
||
*/
|
||
return flag;
|
||
}
|
||
|
||
#else
|
||
|
||
|
||
REALINLINE size_t clipToFrustumTest(const s4DVertex* v)
|
||
{
|
||
size_t flag = 0;
|
||
|
||
flag |= v->Pos.z <= v->Pos.w ? VERTEX4D_CLIP_NEAR : 0;
|
||
flag |= -v->Pos.z <= v->Pos.w ? VERTEX4D_CLIP_FAR : 0;
|
||
|
||
flag |= v->Pos.x <= v->Pos.w ? VERTEX4D_CLIP_LEFT : 0;
|
||
flag |= -v->Pos.x <= v->Pos.w ? VERTEX4D_CLIP_RIGHT : 0;
|
||
|
||
flag |= v->Pos.y <= v->Pos.w ? VERTEX4D_CLIP_BOTTOM : 0;
|
||
flag |= -v->Pos.y <= v->Pos.w ? VERTEX4D_CLIP_TOP : 0;
|
||
|
||
|
||
/*
|
||
for ( u32 i = 0; i <= 6; ++i )
|
||
{
|
||
if (v->Pos.dot_xyzw(NDCPlane[i]) <= 0.f) flag |= ((size_t)1) << i;
|
||
}
|
||
*/
|
||
return flag;
|
||
}
|
||
|
||
#endif // _MSC_VER
|
||
|
||
|
||
size_t clipToHyperPlane(
|
||
s4DVertexPair* burning_restrict dest,
|
||
const s4DVertexPair* burning_restrict source,
|
||
const size_t inCount,
|
||
const sVec4& plane
|
||
)
|
||
{
|
||
size_t outCount = 0;
|
||
s4DVertexPair* out = dest;
|
||
|
||
const s4DVertex* a;
|
||
const s4DVertex* b = source;
|
||
|
||
ipoltype bDotPlane;
|
||
bDotPlane = b->Pos.dot_xyzw(plane);
|
||
|
||
/*
|
||
for( u32 i = 1; i < inCount + 1; ++i)
|
||
{
|
||
#if 0
|
||
a = source + (i%inCount)*2;
|
||
#else
|
||
const s32 condition = i - inCount;
|
||
const s32 index = (( ( condition >> 31 ) & ( i ^ condition ) ) ^ condition ) << 1;
|
||
a = source + index;
|
||
#endif
|
||
*/
|
||
//Sutherland<6E>Hodgman
|
||
for (size_t i = 0; i < inCount; ++i)
|
||
{
|
||
a = source + (i == inCount - 1 ? 0 : s4DVertex_ofs(i + 1));
|
||
|
||
// current point inside
|
||
if (ipol_lower_equal_0(a->Pos.dot_xyzw(plane)))
|
||
{
|
||
// last point outside
|
||
if (ipol_greater_0(bDotPlane))
|
||
{
|
||
// intersect line segment with plane
|
||
out->interpolate(*b, *a, bDotPlane / (b->Pos - a->Pos).dot_xyzw(plane));
|
||
out += sizeof_s4DVertexPairRel;
|
||
outCount += 1;
|
||
}
|
||
|
||
// copy current to out
|
||
//*out = *a;
|
||
memcpy_s4DVertexPair(out, a);
|
||
b = out;
|
||
|
||
out += sizeof_s4DVertexPairRel;
|
||
outCount += 1;
|
||
}
|
||
else
|
||
{
|
||
// current point outside
|
||
if (ipol_lower_equal_0(bDotPlane))
|
||
{
|
||
// previous was inside
|
||
// intersect line segment with plane
|
||
out->interpolate(*b, *a, bDotPlane / (b->Pos - a->Pos).dot_xyzw(plane));
|
||
out += sizeof_s4DVertexPairRel;
|
||
outCount += 1;
|
||
}
|
||
// pointer
|
||
b = a;
|
||
}
|
||
|
||
bDotPlane = b->Pos.dot_xyzw(plane);
|
||
}
|
||
|
||
return outCount;
|
||
}
|
||
|
||
|
||
/*
|
||
Clip on all planes. Clipper.data
|
||
clipmask per face
|
||
*/
|
||
size_t CBurningVideoDriver::clipToFrustum(const size_t vIn /*, const size_t clipmask_for_face*/)
|
||
{
|
||
s4DVertexPair* v0 = Clipper.data;
|
||
s4DVertexPair* v1 = Clipper_temp.data;
|
||
size_t vOut = vIn;
|
||
|
||
//clear all clipping & projected flags
|
||
const u32 flag = v0[0].flag & VERTEX4D_FORMAT_MASK;
|
||
for (size_t g = 0; g != Clipper.ElementSize; ++g)
|
||
{
|
||
v0[g].flag = flag;
|
||
v1[g].flag = flag;
|
||
}
|
||
|
||
#if 0
|
||
for (size_t i = 0; i < 6; ++i)
|
||
{
|
||
v0 = i & 1 ? Clipper_temp.data : Clipper.data;
|
||
v1 = i & 1 ? Clipper.data : Clipper_temp.data;
|
||
|
||
//clipMask checked outside - always clip all planes
|
||
#if 0
|
||
if (0 == (clipMask & ((size_t)1 << i)))
|
||
{
|
||
vOut = vIn;
|
||
memcpy_s4DVertexPair(v1, v0);
|
||
}
|
||
else
|
||
#endif
|
||
{
|
||
vOut = clipToHyperPlane(v1, v0, vOut, NDCPlane[i]);
|
||
if (vOut < vIn) return vOut;
|
||
}
|
||
}
|
||
#endif
|
||
|
||
|
||
vOut = clipToHyperPlane(v1, v0, vOut, NDCPlane[0]); if (vOut < vIn) return vOut;
|
||
vOut = clipToHyperPlane(v0, v1, vOut, NDCPlane[1]); if (vOut < vIn) return vOut;
|
||
vOut = clipToHyperPlane(v1, v0, vOut, NDCPlane[2]); if (vOut < vIn) return vOut;
|
||
vOut = clipToHyperPlane(v0, v1, vOut, NDCPlane[3]); if (vOut < vIn) return vOut;
|
||
vOut = clipToHyperPlane(v1, v0, vOut, NDCPlane[4]); if (vOut < vIn) return vOut;
|
||
vOut = clipToHyperPlane(v0, v1, vOut, NDCPlane[5]);
|
||
|
||
return vOut;
|
||
}
|
||
|
||
/*!
|
||
Part I:
|
||
apply Clip Scale matrix
|
||
From Normalized Device Coordiante ( NDC ) Space to Device Coordinate ( DC ) Space
|
||
|
||
Part II:
|
||
Project homogeneous vector
|
||
homogeneous to non-homogenous coordinates ( dividebyW )
|
||
|
||
Incoming: ( xw, yw, zw, w, u, v, 1, R, G, B, A )
|
||
Outgoing: ( xw/w, yw/w, zw/w, w/w, u/w, v/w, 1/w, R/w, G/w, B/w, A/w )
|
||
|
||
replace w/w by 1/w
|
||
*/
|
||
//aliasing problems! [dest = source + 1]
|
||
inline void CBurningVideoDriver::ndc_2_dc_and_project(s4DVertexPair* dest, const s4DVertexPair* source, const size_t vIn) const
|
||
{
|
||
const f32* dc = Transformation_ETS_CLIPSCALE[TransformationStack];
|
||
|
||
for (size_t g = 0; g != vIn; g += sizeof_s4DVertexPairRel)
|
||
{
|
||
//cache doesn't work anymore?
|
||
//if ( dest[g].flag & VERTEX4D_PROJECTED )
|
||
// continue;
|
||
//dest[g].flag = source[g].flag | VERTEX4D_PROJECTED;
|
||
|
||
const f32 iw = reciprocal_zero(source[g].Pos.w);
|
||
|
||
// to device coordinates
|
||
dest[g].Pos.x = iw * source[g].Pos.x * dc[0] + dc[1];
|
||
dest[g].Pos.y = iw * source[g].Pos.y * dc[2] + dc[3];
|
||
|
||
//burning uses direct Z. for OpenGL it should be -Z,[-1;1] and texture flip
|
||
#if !defined(SOFTWARE_DRIVER_2_USE_WBUFFER) || 1
|
||
dest[g].Pos.z = -iw * source[g].Pos.z * 0.5f + 0.5f;
|
||
#endif
|
||
dest[g].Pos.w = iw;
|
||
|
||
// Texture Coordinates will be projected after mipmap selection
|
||
// satisfy write-combiner
|
||
#if 1
|
||
#if BURNING_MATERIAL_MAX_TEXTURES > 0
|
||
dest[g].Tex[0] = source[g].Tex[0];
|
||
#endif
|
||
#if BURNING_MATERIAL_MAX_TEXTURES > 1
|
||
dest[g].Tex[1] = source[g].Tex[1];
|
||
#endif
|
||
#if BURNING_MATERIAL_MAX_TEXTURES > 2
|
||
dest[g].Tex[2] = source[g].Tex[2];
|
||
#endif
|
||
#if BURNING_MATERIAL_MAX_TEXTURES > 3
|
||
dest[g].Tex[3] = source[g].Tex[3];
|
||
#endif
|
||
|
||
#endif
|
||
|
||
#if BURNING_MATERIAL_MAX_COLORS > 0
|
||
#ifdef SOFTWARE_DRIVER_2_PERSPECTIVE_CORRECT
|
||
dest[g].Color[0] = source[g].Color[0] * iw; // alpha?
|
||
#else
|
||
dest[g].Color[0] = source[g].Color[0];
|
||
#endif
|
||
#endif
|
||
|
||
#if BURNING_MATERIAL_MAX_COLORS > 1
|
||
#ifdef SOFTWARE_DRIVER_2_PERSPECTIVE_CORRECT
|
||
dest[g].Color[1] = source[g].Color[1] * iw; // alpha?
|
||
#else
|
||
dest[g].Color[1] = source[g].Color[1];
|
||
#endif
|
||
#endif
|
||
|
||
#if BURNING_MATERIAL_MAX_COLORS > 2
|
||
#ifdef SOFTWARE_DRIVER_2_PERSPECTIVE_CORRECT
|
||
dest[g].Color[2] = source[g].Color[2] * iw; // alpha?
|
||
#else
|
||
dest[g].Color[2] = source[g].Color[2];
|
||
#endif
|
||
#endif
|
||
|
||
#if BURNING_MATERIAL_MAX_COLORS > 3
|
||
#ifdef SOFTWARE_DRIVER_2_PERSPECTIVE_CORRECT
|
||
dest[g].Color[3] = source[g].Color[3] * iw; // alpha?
|
||
#else
|
||
dest[g].Color[3] = source[g].Color[3];
|
||
#endif
|
||
#endif
|
||
|
||
#if BURNING_MATERIAL_MAX_LIGHT_TANGENT > 0
|
||
dest[g].LightTangent[0] = source[g].LightTangent[0] * iw;
|
||
#endif
|
||
|
||
}
|
||
}
|
||
|
||
|
||
|
||
#if 0
|
||
/*!
|
||
crossproduct in projected 2D, face
|
||
*/
|
||
REALINLINE f32 CBurningVideoDriver::screenarea_inside(const s4DVertexPair* burning_restrict const face[]) const
|
||
{
|
||
return (((face[1] + 1)->Pos.x - (face[0] + 1)->Pos.x) * ((face[2] + 1)->Pos.y - (face[0] + 1)->Pos.y)) -
|
||
(((face[2] + 1)->Pos.x - (face[0] + 1)->Pos.x) * ((face[1] + 1)->Pos.y - (face[0] + 1)->Pos.y));
|
||
/*
|
||
float signedArea = 0;
|
||
for (int k = 1; k < output->count; k++) {
|
||
signedArea += (output->vertices[k - 1].values[0] * output->vertices[k - 0].values[1]);
|
||
signedArea -= (output->vertices[k - 0].values[0] * output->vertices[k - 1].values[1]);
|
||
}
|
||
*/
|
||
}
|
||
|
||
|
||
static inline f32 dot(const sVec2& a, const sVec2& b) { return a.x * b.x + a.y * b.y; }
|
||
sVec2 dFdx(const sVec2& v) { return v; }
|
||
sVec2 dFdy(const sVec2& v) { return v; }
|
||
|
||
f32 MipmapLevel(const sVec2& uv, const sVec2& textureSize)
|
||
{
|
||
sVec2 dx = dFdx(uv * textureSize.x);
|
||
sVec2 dy = dFdy(uv * textureSize.y);
|
||
f32 d = core::max_(dot(dx, dx), dot(dy, dy));
|
||
return log2f(sqrtf(d));
|
||
}
|
||
#endif
|
||
|
||
//#define MAT_TEXTURE(tex) ( (video::CSoftwareTexture2*) Material.org.getTexture ( (u32)tex ) )
|
||
#define MAT_TEXTURE(tex) ( (video::CSoftwareTexture2*) Material.org.TextureLayer[tex].Texture )
|
||
|
||
/*!
|
||
calculate from unprojected.
|
||
attribute need not to follow winding rule from position.
|
||
Edge-walking problem
|
||
Texture Wrapping problem
|
||
Atlas problem
|
||
*/
|
||
REALINLINE s32 CBurningVideoDriver::lodFactor_inside(const s4DVertexPair* burning_restrict const face[],
|
||
const size_t m, const f32 dc_area, const f32 lod_bias) const
|
||
{
|
||
/*
|
||
sVec2 a(v[1]->Tex[tex].x - v[0]->Tex[tex].x,v[1]->Tex[tex].y - v[0]->Tex[tex].y);
|
||
sVec2 b(v[2]->Tex[tex].x - v[0]->Tex[tex].x,v[2]->Tex[tex].y - v[0]->Tex[tex].y);
|
||
f32 area = a.x * b.y - b.x * a.y;
|
||
*/
|
||
|
||
|
||
/*
|
||
degenerate(A, B, C, minarea) = ((B - A).cross(C - A)).lengthSquared() < (4.0f * minarea * minarea);
|
||
check for collapsed or "long thin triangles"
|
||
*/
|
||
ieee754 signedArea;
|
||
|
||
ieee754 t[4];
|
||
t[0].f = face[1]->Tex[m].x - face[0]->Tex[m].x;
|
||
t[1].f = face[1]->Tex[m].y - face[0]->Tex[m].y;
|
||
|
||
t[2].f = face[2]->Tex[m].x - face[0]->Tex[m].x;
|
||
t[3].f = face[2]->Tex[m].y - face[0]->Tex[m].y;
|
||
|
||
//crossproduct in projected 2D -> screen area triangle
|
||
signedArea.f = t[0].f * t[3].f - t[2].f * t[1].f;
|
||
|
||
//signedArea =
|
||
// ((face[1]->Tex[m].x - face[0]->Tex[m].x) * (face[2]->Tex[m].y - face[0]->Tex[m].y))
|
||
// - ((face[2]->Tex[m].x - face[0]->Tex[m].x) * (face[1]->Tex[m].y - face[0]->Tex[m].y));
|
||
|
||
//if (signedArea*signedArea <= 0.00000000001f)
|
||
if (signedArea.fields.exp == 0)
|
||
{
|
||
ieee754 _max;
|
||
_max.u = t[0].abs.frac_exp;
|
||
if (t[1].abs.frac_exp > _max.u) _max.u = t[1].abs.frac_exp;
|
||
if (t[2].abs.frac_exp > _max.u) _max.u = t[2].abs.frac_exp;
|
||
if (t[3].abs.frac_exp > _max.u) _max.u = t[3].abs.frac_exp;
|
||
|
||
signedArea.u = _max.fields.exp ? _max.u : ieee754_one;
|
||
|
||
/*
|
||
//dot,length
|
||
ieee754 v[2];
|
||
v[0].f = t[0] * t[2];
|
||
v[1].f = t[1] * t[3];
|
||
|
||
//signedArea.f = t[4] > t[5] ? t[4] : t[5];
|
||
signedArea.u = v[0].fields.frac > v[1].fields.frac ? v[0].u : v[1].u;
|
||
if (signedArea.fields.exp == 0)
|
||
{
|
||
return -1;
|
||
}
|
||
*/
|
||
}
|
||
|
||
//only guessing: take more detail (lower mipmap) in light+bump textures
|
||
//assume transparent add is ~50% transparent -> more detail
|
||
|
||
// 2.f from dc_area, 2.f from tex triangle ( parallelogram area)
|
||
const u32* d = MAT_TEXTURE(m)->getMipMap0_Area();
|
||
f32 texelspace = d[0] * d[1] * lod_bias; //(m ? 0.5f : 0.5f);
|
||
|
||
ieee754 ratio;
|
||
ratio.f = (signedArea.f * texelspace) * dc_area;
|
||
ratio.fields.sign = 0;
|
||
|
||
//log2(0)==denormal [ use high lod] [ only if dc_area == 0 checked outside ]
|
||
return (ratio.fields.exp & 0x80) ? ratio.fields.exp - 127 : 0; /*denormal very high lod*/
|
||
|
||
}
|
||
|
||
|
||
/*!
|
||
texcoo in current mipmap dimension (face, already clipped)
|
||
-> want to help fixpoint
|
||
*/
|
||
inline void CBurningVideoDriver::select_polygon_mipmap_inside(s4DVertex* burning_restrict face[], const size_t tex, const CSoftwareTexture2_Bound& b) const
|
||
{
|
||
#ifdef SOFTWARE_DRIVER_2_PERSPECTIVE_CORRECT
|
||
(face[0] + 1)->Tex[tex].x = face[0]->Tex[tex].x * (face[0] + 1)->Pos.w * b.w + b.cx;
|
||
(face[0] + 1)->Tex[tex].y = face[0]->Tex[tex].y * (face[0] + 1)->Pos.w * b.h + b.cy;
|
||
|
||
(face[1] + 1)->Tex[tex].x = face[1]->Tex[tex].x * (face[1] + 1)->Pos.w * b.w + b.cx;
|
||
(face[1] + 1)->Tex[tex].y = face[1]->Tex[tex].y * (face[1] + 1)->Pos.w * b.h + b.cy;
|
||
|
||
(face[2] + 1)->Tex[tex].x = face[2]->Tex[tex].x * (face[2] + 1)->Pos.w * b.w + b.cx;
|
||
(face[2] + 1)->Tex[tex].y = face[2]->Tex[tex].y * (face[2] + 1)->Pos.w * b.h + b.cy;
|
||
#else
|
||
(face[0] + 1)->Tex[tex].x = face[0]->Tex[tex].x * b.w;
|
||
(face[0] + 1)->Tex[tex].y = face[0]->Tex[tex].y * b.h;
|
||
|
||
(face[1] + 1)->Tex[tex].x = face[1]->Tex[tex].x * b.w;
|
||
(face[1] + 1)->Tex[tex].y = face[1]->Tex[tex].y * b.h;
|
||
|
||
(face[2] + 1)->Tex[tex].x = face[2]->Tex[tex].x * b.w;
|
||
(face[2] + 1)->Tex[tex].y = face[2]->Tex[tex].y * b.h;
|
||
#endif
|
||
|
||
}
|
||
|
||
|
||
// Vertex Cache
|
||
|
||
//! setup Vertex Format
|
||
void CBurningVideoDriver::VertexCache_map_source_format()
|
||
{
|
||
u32 s0 = sizeof(s4DVertex);
|
||
u32 s1 = sizeof(s4DVertex_proxy);
|
||
|
||
if (s1 <= sizeof_s4DVertex / 2)
|
||
{
|
||
os::Printer::log("BurningVideo vertex format unnecessary to large", ELL_WARNING);
|
||
}
|
||
|
||
//memcpy_vertex
|
||
if (s0 != sizeof_s4DVertex || ((sizeof_s4DVertex * sizeof_s4DVertexPairRel) & 31))
|
||
{
|
||
os::Printer::log("BurningVideo vertex format compile problem", ELL_ERROR);
|
||
_IRR_DEBUG_BREAK_IF(1);
|
||
}
|
||
|
||
#if defined(ENV64BIT)
|
||
if (sizeof(void*) != 8)
|
||
{
|
||
os::Printer::log("BurningVideo pointer should be 8 bytes", ELL_ERROR);
|
||
_IRR_DEBUG_BREAK_IF(1);
|
||
}
|
||
|
||
if (((unsigned long long)Transformation&15) || ((unsigned long long)TransformationFlag & 15))
|
||
{
|
||
os::Printer::log("BurningVideo Matrix Stack not 16 byte aligned", ELL_ERROR);
|
||
_IRR_DEBUG_BREAK_IF(1);
|
||
}
|
||
#endif
|
||
|
||
|
||
SVSize* vSize = VertexCache.vSize;
|
||
//vSize[E4VT_STANDARD].Format = VERTEX4D_FORMAT_TEXTURE_1 | VERTEX4D_FORMAT_COLOR_1 | VERTEX4D_FORMAT_LIGHT_1 | VERTEX4D_FORMAT_SPECULAR;
|
||
vSize[E4VT_STANDARD].Format = VERTEX4D_FORMAT_TEXTURE_1 | VERTEX4D_FORMAT_COLOR_2_FOG;
|
||
vSize[E4VT_STANDARD].Pitch = sizeof(S3DVertex);
|
||
vSize[E4VT_STANDARD].TexSize = 1;
|
||
vSize[E4VT_STANDARD].TexCooSize = 1;
|
||
|
||
vSize[E4VT_2TCOORDS].Format = VERTEX4D_FORMAT_TEXTURE_2 | VERTEX4D_FORMAT_COLOR_1;
|
||
vSize[E4VT_2TCOORDS].Pitch = sizeof(S3DVertex2TCoords);
|
||
vSize[E4VT_2TCOORDS].TexSize = 2;
|
||
vSize[E4VT_2TCOORDS].TexCooSize = 2;
|
||
|
||
//vSize[E4VT_TANGENTS].Format = VERTEX4D_FORMAT_TEXTURE_2 | VERTEX4D_FORMAT_COLOR_1 | VERTEX4D_FORMAT_LIGHT_1 | VERTEX4D_FORMAT_BUMP_DOT3;
|
||
vSize[E4VT_TANGENTS].Format = VERTEX4D_FORMAT_TEXTURE_2 | VERTEX4D_FORMAT_COLOR_2_FOG | VERTEX4D_FORMAT_LIGHT_1 | VERTEX4D_FORMAT_BUMP_DOT3;
|
||
vSize[E4VT_TANGENTS].Pitch = sizeof(S3DVertexTangents);
|
||
vSize[E4VT_TANGENTS].TexSize = 2;
|
||
vSize[E4VT_TANGENTS].TexCooSize = 2;
|
||
|
||
// reflection map
|
||
vSize[E4VT_REFLECTION_MAP].Format = VERTEX4D_FORMAT_TEXTURE_2 | VERTEX4D_FORMAT_COLOR_1;
|
||
vSize[E4VT_REFLECTION_MAP].Pitch = sizeof(S3DVertex);
|
||
vSize[E4VT_REFLECTION_MAP].TexSize = 2;
|
||
vSize[E4VT_REFLECTION_MAP].TexCooSize = 1; //TexCoo2 generated
|
||
|
||
// shadow
|
||
vSize[E4VT_SHADOW].Format = 0;
|
||
vSize[E4VT_SHADOW].Pitch = sizeof(f32) * 3; // core::vector3df*
|
||
vSize[E4VT_SHADOW].TexSize = 0;
|
||
vSize[E4VT_SHADOW].TexCooSize = 0;
|
||
|
||
// color shading only (no texture)
|
||
vSize[E4VT_NO_TEXTURE].Format = VERTEX4D_FORMAT_COLOR_1 | VERTEX4D_FORMAT_LIGHT_1 | VERTEX4D_FORMAT_SPECULAR;
|
||
vSize[E4VT_NO_TEXTURE].Pitch = sizeof(S3DVertex);
|
||
vSize[E4VT_NO_TEXTURE].TexSize = 0;
|
||
vSize[E4VT_NO_TEXTURE].TexCooSize = 0;
|
||
|
||
//Line
|
||
vSize[E4VT_LINE].Format = VERTEX4D_FORMAT_COLOR_1;
|
||
vSize[E4VT_LINE].Pitch = sizeof(S3DVertex);
|
||
vSize[E4VT_LINE].TexSize = 0;
|
||
vSize[E4VT_LINE].TexCooSize = 0;
|
||
|
||
size_t size;
|
||
for (size_t i = 0; i < E4VT_COUNT; ++i)
|
||
{
|
||
size_t& flag = vSize[i].Format;
|
||
|
||
#if !defined(SOFTWARE_DRIVER_2_USE_SEPARATE_SPECULAR_COLOR)
|
||
flag &= ~VERTEX4D_FORMAT_SPECULAR;
|
||
#endif
|
||
if (vSize[i].TexSize > BURNING_MATERIAL_MAX_TEXTURES)
|
||
vSize[i].TexSize = BURNING_MATERIAL_MAX_TEXTURES;
|
||
|
||
size = (flag & VERTEX4D_FORMAT_MASK_TEXTURE) >> 16;
|
||
if (size > BURNING_MATERIAL_MAX_TEXTURES)
|
||
{
|
||
flag = (flag & ~VERTEX4D_FORMAT_MASK_TEXTURE) | (BURNING_MATERIAL_MAX_TEXTURES << 16);
|
||
}
|
||
|
||
size = (flag & VERTEX4D_FORMAT_MASK_COLOR) >> 20;
|
||
if (size > BURNING_MATERIAL_MAX_COLORS)
|
||
{
|
||
flag = (flag & ~VERTEX4D_FORMAT_MASK_COLOR) | (BURNING_MATERIAL_MAX_COLORS << 20);
|
||
}
|
||
|
||
size = (flag & VERTEX4D_FORMAT_MASK_LIGHT) >> 24;
|
||
if (size > BURNING_MATERIAL_MAX_LIGHT_TANGENT)
|
||
{
|
||
flag = (flag & ~VERTEX4D_FORMAT_MASK_LIGHT) | (BURNING_MATERIAL_MAX_LIGHT_TANGENT << 24);
|
||
}
|
||
}
|
||
|
||
VertexCache.mem.resize(VERTEXCACHE_ELEMENT * 2);
|
||
VertexCache.vType = E4VT_STANDARD;
|
||
|
||
Clipper.resize(VERTEXCACHE_ELEMENT * 2);
|
||
Clipper_temp.resize(VERTEXCACHE_ELEMENT * 2);
|
||
|
||
TransformationStack = 0;
|
||
memset(TransformationFlag, 0, sizeof(TransformationFlag));
|
||
memset(Transformation_ETS_CLIPSCALE, 0, sizeof(Transformation_ETS_CLIPSCALE));
|
||
|
||
Material.resetRenderStates = true;
|
||
Material.Fallback_MaterialType = EMT_SOLID;
|
||
}
|
||
|
||
|
||
|
||
/*!
|
||
fill a cache line with transformed, light and clip test triangles
|
||
overhead - if primitive is outside or culled, vertexLighting and TextureTransform is still done
|
||
*/
|
||
void CBurningVideoDriver::VertexCache_fill(const u32 sourceIndex, const u32 destIndex)
|
||
{
|
||
u8* burning_restrict source;
|
||
s4DVertex* burning_restrict dest;
|
||
|
||
source = (u8*)VertexCache.vertices + (sourceIndex * VertexCache.vSize[VertexCache.vType].Pitch);
|
||
|
||
// it's a look ahead so we never hit it..
|
||
// but give priority...
|
||
//VertexCache.info[ destIndex ].hit = hitCount;
|
||
|
||
// store info
|
||
VertexCache.info[destIndex].index = sourceIndex;
|
||
VertexCache.info[destIndex].hit = 0;
|
||
|
||
// destination Vertex
|
||
dest = VertexCache.mem.data + s4DVertex_ofs(destIndex);
|
||
|
||
//Irrlicht S3DVertex,S3DVertex2TCoords,S3DVertexTangents
|
||
const S3DVertex* base = ((S3DVertex*)source);
|
||
|
||
// transform Model * World * Camera * Projection * NDCSpace matrix
|
||
const core::matrix4* matrix = Transformation[TransformationStack];
|
||
matrix[ETS_PROJ_MODEL_VIEW].transformVect(&dest->Pos.x, base->Pos);
|
||
|
||
//mhm ... maybe no goto
|
||
if (VertexCache.vType == E4VT_SHADOW)
|
||
{
|
||
//core::vector3df i = base->Pos;
|
||
//i.Z -= 0.5f;
|
||
//matrix[ETS_PROJ_MODEL_VIEW].transformVect(&dest->Pos.x, i);
|
||
|
||
//GL_DEPTH_CLAMP,EVDF_DEPTH_CLAMP
|
||
//if ( dest->Pos.z < dest->Pos.w)
|
||
// dest->Pos.z = dest->Pos.w*0.99f;
|
||
|
||
//glPolygonOffset // self shadow wanted or not?
|
||
dest->Pos.w *= 1.005f;
|
||
|
||
//flag |= v->Pos.z <= v->Pos.w ? VERTEX4D_CLIP_NEAR : 0;
|
||
//flag |= -v->Pos.z <= v->Pos.w ? VERTEX4D_CLIP_FAR : 0;
|
||
|
||
goto clipandproject;
|
||
}
|
||
|
||
|
||
#if defined (SOFTWARE_DRIVER_2_LIGHTING) || defined ( SOFTWARE_DRIVER_2_TEXTURE_TRANSFORM )
|
||
|
||
// vertex, normal in light(eye) space
|
||
if (Material.org.Lighting || (EyeSpace.TL_Flag & (TL_TEXTURE_TRANSFORM | TL_FOG)))
|
||
{
|
||
sVec4 vertex4; //eye coordinate position of vertex
|
||
matrix[ETS_MODEL_VIEW].transformVect(&vertex4.x, base->Pos);
|
||
|
||
const f32 iw = reciprocal_zero(vertex4.w);
|
||
EyeSpace.vertex.x = vertex4.x * iw;
|
||
EyeSpace.vertex.y = vertex4.y * iw;
|
||
EyeSpace.vertex.z = vertex4.z * iw;
|
||
EyeSpace.vertex.w = iw;
|
||
|
||
//EyeSpace.cam_distance = EyeSpace.vertex.length_xyz();
|
||
EyeSpace.cam_dir = EyeSpace.vertex;
|
||
EyeSpace.cam_dir.normalize_dir_xyz();
|
||
|
||
matrix[ETS_NORMAL].rotateVect(&EyeSpace.normal.x, base->Normal);
|
||
if (EyeSpace.TL_Flag & TL_NORMALIZE_NORMALS)
|
||
EyeSpace.normal.normalize_dir_xyz();
|
||
|
||
}
|
||
|
||
#endif
|
||
|
||
#if BURNING_MATERIAL_MAX_COLORS > 1
|
||
dest->Color[1].a = 1.f;
|
||
dest->Color[1].r = 0.f;
|
||
dest->Color[1].g = 0.f;
|
||
dest->Color[1].b = 0.f;
|
||
#endif
|
||
|
||
#if BURNING_MATERIAL_MAX_COLORS > 2
|
||
dest->Color[2].a = 1.f;
|
||
dest->Color[2].r = 0.f;
|
||
dest->Color[2].g = 0.f;
|
||
dest->Color[2].b = 0.f;
|
||
#endif
|
||
|
||
#if BURNING_MATERIAL_MAX_COLORS > 3
|
||
dest->Color[3].a = 1.f;
|
||
dest->Color[3].r = 0.f;
|
||
dest->Color[3].g = 0.f;
|
||
dest->Color[3].b = 0.f;
|
||
#endif
|
||
|
||
#if BURNING_MATERIAL_MAX_LIGHT_TANGENT > 0
|
||
dest->LightTangent[0].x = 0.f;
|
||
dest->LightTangent[0].y = 0.f;
|
||
dest->LightTangent[0].z = 0.f;
|
||
#endif
|
||
|
||
|
||
#if BURNING_MATERIAL_MAX_COLORS > 0
|
||
// apply lighting model
|
||
#if defined (SOFTWARE_DRIVER_2_LIGHTING)
|
||
if (Material.org.Lighting)
|
||
{
|
||
lightVertex_eye(dest, base->Color.color);
|
||
}
|
||
else
|
||
{
|
||
dest->Color[0].setA8R8G8B8(base->Color.color);
|
||
}
|
||
#else
|
||
dest->Color[0].setA8R8G8B8(base->Color.color);
|
||
#endif
|
||
#endif
|
||
|
||
//vertex fog
|
||
if (EyeSpace.TL_Flag & TL_FOG) //Material.org.FogEnable
|
||
{
|
||
f32 fog_factor = 1.f;
|
||
|
||
// GL_FRAGMENT_DEPTH -> abs(EyeSpace.vertex.z)
|
||
ieee754 fog_frag_coord;
|
||
fog_frag_coord.f = EyeSpace.vertex.z;
|
||
fog_frag_coord.fields.sign = 0;
|
||
|
||
switch (FogType)
|
||
{
|
||
case EFT_FOG_LINEAR:
|
||
fog_factor = (FogEnd - fog_frag_coord.f) * EyeSpace.fog_scale;
|
||
break;
|
||
case EFT_FOG_EXP:
|
||
fog_factor = (f32)exp(-FogDensity * fog_frag_coord.f);
|
||
break;
|
||
case EFT_FOG_EXP2:
|
||
fog_factor = (f32)exp(-FogDensity * FogDensity * fog_frag_coord.f * fog_frag_coord.f);
|
||
break;
|
||
}
|
||
|
||
sVec4* a = dest->Color + ((VertexCache.vSize[VertexCache.vType].Format & VERTEX4D_FORMAT_COLOR_2_FOG) ? 1 : 0);
|
||
a->a = clampf01(fog_factor);
|
||
}
|
||
|
||
// Texture Coo Transform
|
||
// Always set all internal uv (v1.9 SOFTWARE_DRIVER_2_TEXTURE_TRANSFORM always on)
|
||
for (size_t t = 0; t < BURNING_MATERIAL_MAX_TEXTURES; ++t)
|
||
{
|
||
sVec4 r;
|
||
f32 tx, ty;
|
||
|
||
// texgen
|
||
const size_t flag = TransformationFlag[TransformationStack][ETS_TEXTURE_0 + t];
|
||
if (flag & ETF_TEXGEN_CAMERA_SPHERE)
|
||
{
|
||
//reflect(u,N) u - 2.0 * dot(N, u) * N
|
||
// cam is (0,0,-1), tex flipped
|
||
|
||
const sVec4& u = EyeSpace.cam_dir; // EyeSpace.vertex.normalized
|
||
const sVec4& n = EyeSpace.normal;
|
||
|
||
f32 dot = -2.f * n.dot_xyz(u);
|
||
r.x = u.x + dot * n.x;
|
||
r.y = u.y + dot * n.y;
|
||
r.z = u.z + dot * n.z;
|
||
|
||
//openGL
|
||
f32 m = 2.f * sqrtf(r.x * r.x + r.y * r.y + (r.z + 1.f) * (r.z + 1.f));
|
||
tx = r.x / m + 0.5f;
|
||
ty = -r.y / m + 0.5f;
|
||
|
||
/*
|
||
//~d3d with spheremap scale
|
||
f32 m = 0.25f / (0.00001f + sqrtf(r.x*r.x+r.y*r.y+r.z*r.z));
|
||
dest[0].Tex[t].x = r.x * m + 0.5f;
|
||
dest[0].Tex[t].y = -r.y * m + 0.5f;
|
||
*/
|
||
}
|
||
else if (flag & ETF_TEXGEN_CAMERA_REFLECTION)
|
||
{
|
||
//reflect(u,N) u - 2.0 * dot(N, u) * N
|
||
// cam is (0,0,-1), tex flipped
|
||
|
||
const sVec4& u = EyeSpace.cam_dir; // EyeSpace.vertex.normalized
|
||
const sVec4& n = EyeSpace.normal;
|
||
|
||
f32 dot = -2.f * n.dot_xyz(u);
|
||
r.x = u.x + dot * n.x;
|
||
r.y = u.y + dot * n.y;
|
||
r.z = u.z + dot * n.z;
|
||
|
||
//openGL
|
||
tx = r.x;
|
||
ty = -r.y;
|
||
/*
|
||
//~d3d with spheremap scale
|
||
dest[0].Tex[t].x = r.x;
|
||
dest[0].Tex[t].y = r.y;
|
||
*/
|
||
}
|
||
else
|
||
if (t < VertexCache.vSize[VertexCache.vType].TexCooSize)
|
||
{
|
||
// Irrlicht TCoords and TCoords2 must be contiguous memory. baseTCoord has no 4 byte aligned start address!
|
||
const sVec2Pack* baseTCoord = (const sVec2Pack*)&base->TCoords.X;
|
||
|
||
tx = baseTCoord[t].x;
|
||
ty = baseTCoord[t].y;
|
||
}
|
||
else
|
||
{
|
||
tx = 0.f;
|
||
ty = 0.f;
|
||
}
|
||
|
||
//transform
|
||
if (!(flag & ETF_IDENTITY))
|
||
{
|
||
/*
|
||
Generate texture coordinates as linear functions so that:
|
||
u = Ux*x + Uy*y + Uz*z + Uw
|
||
v = Vx*x + Vy*y + Vz*z + Vw
|
||
The matrix M for this case is:
|
||
Ux Vx 0 0
|
||
Uy Vy 0 0
|
||
Uz Vz 0 0
|
||
Uw Vw 0 0
|
||
*/
|
||
|
||
const f32* M = matrix[ETS_TEXTURE_0 + t].pointer();
|
||
|
||
f32 _tx = tx;
|
||
f32 _ty = ty;
|
||
tx = M[0] * _tx + M[4] * _ty + M[8];
|
||
ty = M[1] * _tx + M[5] * _ty + M[9];
|
||
}
|
||
|
||
switch (Material.org.TextureLayer[t].TextureWrapU)
|
||
{
|
||
case ETC_CLAMP:
|
||
case ETC_CLAMP_TO_EDGE:
|
||
case ETC_CLAMP_TO_BORDER:
|
||
tx = clampf01(tx);
|
||
break;
|
||
case ETC_MIRROR:
|
||
if (core::fract(tx) > 0.5f)
|
||
tx = 1.f - tx;
|
||
break;
|
||
case ETC_MIRROR_CLAMP:
|
||
case ETC_MIRROR_CLAMP_TO_EDGE:
|
||
case ETC_MIRROR_CLAMP_TO_BORDER:
|
||
tx = clampf01(tx);
|
||
if (core::fract(tx) > 0.5f)
|
||
tx = 1.f - tx;
|
||
break;
|
||
case ETC_REPEAT:
|
||
// texel access is always modulo
|
||
default:
|
||
break;
|
||
}
|
||
switch (Material.org.TextureLayer[t].TextureWrapV)
|
||
{
|
||
case ETC_CLAMP:
|
||
case ETC_CLAMP_TO_EDGE:
|
||
case ETC_CLAMP_TO_BORDER:
|
||
ty = clampf01(ty);
|
||
break;
|
||
case ETC_MIRROR:
|
||
if (core::fract(ty) > 0.5f)
|
||
ty = 1.f - ty;
|
||
break;
|
||
case ETC_MIRROR_CLAMP:
|
||
case ETC_MIRROR_CLAMP_TO_EDGE:
|
||
case ETC_MIRROR_CLAMP_TO_BORDER:
|
||
ty = clampf01(ty);
|
||
if (core::fract(ty) > 0.5f)
|
||
ty = 1.f - ty;
|
||
break;
|
||
case ETC_REPEAT:
|
||
// texel access is always modulo
|
||
default:
|
||
break;
|
||
}
|
||
|
||
dest->Tex[t].x = tx;
|
||
dest->Tex[t].y = ty;
|
||
}
|
||
|
||
|
||
#if BURNING_MATERIAL_MAX_LIGHT_TANGENT > 0
|
||
if ((EyeSpace.TL_Flag & TL_LIGHT0_IS_NORMAL_MAP) &&
|
||
((VertexCache.vSize[VertexCache.vType].Format & VERTEX4D_FORMAT_MASK_TANGENT) == VERTEX4D_FORMAT_BUMP_DOT3)
|
||
)
|
||
{
|
||
const S3DVertexTangents* tangent = ((S3DVertexTangents*)source);
|
||
|
||
sVec4 vp;
|
||
sVec4 light_accu;
|
||
light_accu.x = 0.f;
|
||
light_accu.y = 0.f;
|
||
light_accu.z = 0.f;
|
||
light_accu.w = 0.f;
|
||
for (u32 i = 0; i < 2 && i < EyeSpace.Light.size(); ++i)
|
||
{
|
||
const SBurningShaderLight& light = EyeSpace.Light[i];
|
||
if (!light.LightIsOn)
|
||
continue;
|
||
|
||
// lightcolor with standard model
|
||
// but shader is different. treating light and vertex in same space
|
||
#if 1
|
||
vp.x = light.pos.x - base->Pos.X;
|
||
vp.y = light.pos.y - base->Pos.Y;
|
||
vp.z = light.pos.z - base->Pos.Z;
|
||
#else
|
||
vp.x = light.pos4.x - EyeSpace.vertex.x;
|
||
vp.y = light.pos4.y - EyeSpace.vertex.y;
|
||
vp.z = light.pos4.z - EyeSpace.vertex.z;
|
||
#endif
|
||
|
||
// transform by tangent matrix
|
||
light_accu.x += (vp.x * tangent->Tangent.X + vp.y * tangent->Tangent.Y + vp.z * tangent->Tangent.Z);
|
||
light_accu.y += (vp.x * tangent->Binormal.X + vp.y * tangent->Binormal.Y + vp.z * tangent->Binormal.Z);
|
||
light_accu.z += (vp.x * tangent->Normal.X + vp.y * tangent->Normal.Y + vp.z * tangent->Normal.Z);
|
||
}
|
||
//normalize [-1,+1] to [0,1] -> obsolete
|
||
light_accu.normalize_pack_xyz(dest->LightTangent[0], 1.f, 0.f);
|
||
dest->Tex[1].x = dest->Tex[0].x;
|
||
dest->Tex[1].y = dest->Tex[0].y;
|
||
|
||
}
|
||
else if (Material.org.Lighting)
|
||
{
|
||
//dest->LightTangent[0].x = 0.f;
|
||
//dest->LightTangent[0].y = 0.f;
|
||
//dest->LightTangent[0].z = 0.f;
|
||
}
|
||
#endif //if BURNING_MATERIAL_MAX_LIGHT_TANGENT > 0
|
||
|
||
//#endif // SOFTWARE_DRIVER_2_TEXTURE_TRANSFORM
|
||
|
||
clipandproject:
|
||
|
||
// test vertex visible
|
||
dest[0].flag = (u32)(clipToFrustumTest(dest) | VertexCache.vSize[VertexCache.vType].Format);
|
||
dest[1].flag = dest[0].flag;
|
||
|
||
// to DC Space, project homogenous vertex
|
||
if ((dest[0].flag & VERTEX4D_CLIPMASK) == VERTEX4D_INSIDE)
|
||
{
|
||
ndc_2_dc_and_project(dest + s4DVertex_proj(0), dest + s4DVertex_ofs(0), s4DVertex_ofs(1));
|
||
}
|
||
|
||
}
|
||
|
||
|
||
//todo: this should return only index
|
||
s4DVertexPair* CBurningVideoDriver::VertexCache_getVertex(const u32 sourceIndex) const
|
||
{
|
||
for (size_t i = 0; i < VERTEXCACHE_ELEMENT; ++i)
|
||
{
|
||
if (VertexCache.info[i].index == sourceIndex)
|
||
{
|
||
return VertexCache.mem.data + s4DVertex_ofs(i);
|
||
}
|
||
}
|
||
return VertexCache.mem.data; //error
|
||
}
|
||
|
||
|
||
/*
|
||
Cache based on linear walk indices
|
||
fill blockwise on the next 16(Cache_Size) unique vertices in indexlist
|
||
merge the next 16 vertices with the current
|
||
*/
|
||
void CBurningVideoDriver::VertexCache_get(s4DVertexPair* face[4])
|
||
{
|
||
// next primitive must be complete in cache
|
||
if (VertexCache.indicesIndex - VertexCache.indicesRun < VertexCache.primitiveHasVertex &&
|
||
VertexCache.indicesIndex < VertexCache.indexCount
|
||
)
|
||
{
|
||
|
||
size_t i;
|
||
//memset(info, VERTEXCACHE_MISS, sizeof(info));
|
||
for (i = 0; i != VERTEXCACHE_ELEMENT; ++i)
|
||
{
|
||
VertexCache.info_temp[i].hit = VERTEXCACHE_MISS;
|
||
VertexCache.info_temp[i].index = VERTEXCACHE_MISS;
|
||
}
|
||
|
||
// rewind to start of primitive
|
||
VertexCache.indicesIndex = VertexCache.indicesRun;
|
||
|
||
|
||
// get the next unique vertices cache line
|
||
u32 fillIndex = 0;
|
||
u32 dIndex = 0;
|
||
u32 sourceIndex = 0;
|
||
|
||
while (VertexCache.indicesIndex < VertexCache.indexCount &&
|
||
fillIndex < VERTEXCACHE_ELEMENT
|
||
)
|
||
{
|
||
switch (VertexCache.iType)
|
||
{
|
||
case E4IT_16BIT:
|
||
sourceIndex = ((u16*)VertexCache.indices)[VertexCache.indicesIndex];
|
||
break;
|
||
case E4IT_32BIT:
|
||
sourceIndex = ((u32*)VertexCache.indices)[VertexCache.indicesIndex];
|
||
break;
|
||
default:
|
||
case E4IT_NONE:
|
||
sourceIndex = VertexCache.indicesIndex;
|
||
break;
|
||
}
|
||
|
||
VertexCache.indicesIndex += 1;
|
||
|
||
// if not exist, push back
|
||
s32 exist = 0;
|
||
for (dIndex = 0; dIndex < fillIndex; ++dIndex)
|
||
{
|
||
if (VertexCache.info_temp[dIndex].index == sourceIndex)
|
||
{
|
||
exist = 1;
|
||
break;
|
||
}
|
||
}
|
||
|
||
if (0 == exist)
|
||
{
|
||
VertexCache.info_temp[fillIndex++].index = sourceIndex;
|
||
}
|
||
}
|
||
|
||
// clear marks
|
||
for (i = 0; i != VERTEXCACHE_ELEMENT; ++i)
|
||
{
|
||
VertexCache.info[i].hit = 0;
|
||
}
|
||
|
||
// mark all existing
|
||
for (i = 0; i != fillIndex; ++i)
|
||
{
|
||
for (dIndex = 0; dIndex < VERTEXCACHE_ELEMENT; ++dIndex)
|
||
{
|
||
if (VertexCache.info[dIndex].index == VertexCache.info_temp[i].index)
|
||
{
|
||
VertexCache.info_temp[i].hit = dIndex;
|
||
VertexCache.info[dIndex].hit = 1;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
// fill new
|
||
for (i = 0; i != fillIndex; ++i)
|
||
{
|
||
if (VertexCache.info_temp[i].hit != VERTEXCACHE_MISS)
|
||
continue;
|
||
|
||
for (dIndex = 0; dIndex < VERTEXCACHE_ELEMENT; ++dIndex)
|
||
{
|
||
if (0 == VertexCache.info[dIndex].hit)
|
||
{
|
||
VertexCache_fill(VertexCache.info_temp[i].index, dIndex);
|
||
VertexCache.info[dIndex].hit += 1;
|
||
VertexCache.info_temp[i].hit = dIndex;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
//const u32 i0 = core::if_c_a_else_0 ( VertexCache.pType != scene::EPT_TRIANGLE_FAN, VertexCache.indicesRun );
|
||
const u32 i0 = VertexCache.pType != scene::EPT_TRIANGLE_FAN ? VertexCache.indicesRun : 0;
|
||
|
||
switch (VertexCache.iType)
|
||
{
|
||
case E4IT_16BIT:
|
||
{
|
||
const u16* p = (const u16*)VertexCache.indices;
|
||
face[0] = VertexCache_getVertex(p[i0]);
|
||
face[1] = VertexCache_getVertex(p[VertexCache.indicesRun + 1]);
|
||
face[2] = VertexCache_getVertex(p[VertexCache.indicesRun + 2]);
|
||
}
|
||
break;
|
||
|
||
case E4IT_32BIT:
|
||
{
|
||
const u32* p = (const u32*)VertexCache.indices;
|
||
face[0] = VertexCache_getVertex(p[i0]);
|
||
face[1] = VertexCache_getVertex(p[VertexCache.indicesRun + 1]);
|
||
face[2] = VertexCache_getVertex(p[VertexCache.indicesRun + 2]);
|
||
}
|
||
break;
|
||
|
||
case E4IT_NONE:
|
||
face[0] = VertexCache_getVertex(VertexCache.indicesRun + 0);
|
||
face[1] = VertexCache_getVertex(VertexCache.indicesRun + 1);
|
||
face[2] = VertexCache_getVertex(VertexCache.indicesRun + 2);
|
||
break;
|
||
default:
|
||
face[0] = face[1] = face[2] = VertexCache_getVertex(VertexCache.indicesRun + 0);
|
||
break;
|
||
}
|
||
face[3] = face[0]; // quad unsupported
|
||
VertexCache.indicesRun += VertexCache.indicesPitch;
|
||
}
|
||
|
||
|
||
/*!
|
||
*/
|
||
int CBurningVideoDriver::VertexCache_reset(const void* vertices, u32 vertexCount,
|
||
const void* indices, u32 primitiveCount,
|
||
E_VERTEX_TYPE vType,
|
||
scene::E_PRIMITIVE_TYPE pType,
|
||
E_INDEX_TYPE iType)
|
||
{
|
||
|
||
// These calls would lead to crashes due to wrong index usage.
|
||
// The vertex cache needs to be rewritten for these primitives.
|
||
if (0 == CurrentShader ||
|
||
pType == scene::EPT_POINTS || pType == scene::EPT_LINE_STRIP ||
|
||
pType == scene::EPT_LINE_LOOP || pType == scene::EPT_LINES ||
|
||
pType == scene::EPT_POLYGON ||
|
||
pType == scene::EPT_POINT_SPRITES)
|
||
{
|
||
return 1;
|
||
}
|
||
|
||
VertexCache.vertices = vertices;
|
||
VertexCache.vertexCount = vertexCount;
|
||
|
||
switch (Material.org.MaterialType) // (Material.Fallback_MaterialType)
|
||
{
|
||
case EMT_REFLECTION_2_LAYER:
|
||
case EMT_TRANSPARENT_REFLECTION_2_LAYER:
|
||
VertexCache.vType = E4VT_REFLECTION_MAP;
|
||
break;
|
||
default:
|
||
VertexCache.vType = (e4DVertexType)vType;
|
||
break;
|
||
}
|
||
|
||
//check material
|
||
SVSize* vSize = VertexCache.vSize;
|
||
for (int m = (int)vSize[VertexCache.vType].TexSize - 1; m >= 0; --m)
|
||
{
|
||
ITexture* tex = MAT_TEXTURE(m);
|
||
if (!tex)
|
||
{
|
||
vSize[E4VT_NO_TEXTURE] = vSize[VertexCache.vType];
|
||
vSize[E4VT_NO_TEXTURE].TexSize = m;
|
||
vSize[E4VT_NO_TEXTURE].TexCooSize = m;
|
||
VertexCache.vType = E4VT_NO_TEXTURE;
|
||
//flags downconvert?
|
||
}
|
||
}
|
||
|
||
VertexCache.indices = indices;
|
||
VertexCache.indicesIndex = 0;
|
||
VertexCache.indicesRun = 0;
|
||
|
||
switch (iType)
|
||
{
|
||
case EIT_16BIT: VertexCache.iType = E4IT_16BIT; break;
|
||
case EIT_32BIT: VertexCache.iType = E4IT_32BIT; break;
|
||
default:
|
||
VertexCache.iType = (e4DIndexType)iType; break;
|
||
}
|
||
if (!VertexCache.indices)
|
||
VertexCache.iType = E4IT_NONE;
|
||
|
||
VertexCache.pType = pType;
|
||
VertexCache.primitiveHasVertex = 3;
|
||
VertexCache.indicesPitch = 1;
|
||
switch (VertexCache.pType)
|
||
{
|
||
// most types here will not work as expected, only triangles/triangle_fan
|
||
// is known to work.
|
||
case scene::EPT_POINTS:
|
||
VertexCache.indexCount = primitiveCount;
|
||
VertexCache.indicesPitch = 1;
|
||
VertexCache.primitiveHasVertex = 1;
|
||
break;
|
||
case scene::EPT_LINE_STRIP:
|
||
VertexCache.indexCount = primitiveCount + 1;
|
||
VertexCache.indicesPitch = 1;
|
||
VertexCache.primitiveHasVertex = 2;
|
||
break;
|
||
case scene::EPT_LINE_LOOP:
|
||
VertexCache.indexCount = primitiveCount + 1;
|
||
VertexCache.indicesPitch = 1;
|
||
VertexCache.primitiveHasVertex = 2;
|
||
break;
|
||
case scene::EPT_LINES:
|
||
VertexCache.indexCount = 2 * primitiveCount;
|
||
VertexCache.indicesPitch = 2;
|
||
VertexCache.primitiveHasVertex = 2;
|
||
break;
|
||
case scene::EPT_TRIANGLE_STRIP:
|
||
VertexCache.indexCount = primitiveCount + 2;
|
||
VertexCache.indicesPitch = 1;
|
||
VertexCache.primitiveHasVertex = 3;
|
||
break;
|
||
case scene::EPT_TRIANGLES:
|
||
VertexCache.indexCount = primitiveCount + primitiveCount + primitiveCount;
|
||
VertexCache.indicesPitch = 3;
|
||
VertexCache.primitiveHasVertex = 3;
|
||
break;
|
||
case scene::EPT_TRIANGLE_FAN:
|
||
VertexCache.indexCount = primitiveCount + 2;
|
||
VertexCache.indicesPitch = 1;
|
||
VertexCache.primitiveHasVertex = 3;
|
||
break;
|
||
case scene::EPT_QUAD_STRIP:
|
||
VertexCache.indexCount = 2 * primitiveCount + 2;
|
||
VertexCache.indicesPitch = 2;
|
||
VertexCache.primitiveHasVertex = 4;
|
||
break;
|
||
case scene::EPT_QUADS:
|
||
VertexCache.indexCount = 4 * primitiveCount;
|
||
VertexCache.indicesPitch = 4;
|
||
VertexCache.primitiveHasVertex = 4;
|
||
break;
|
||
case scene::EPT_POLYGON:
|
||
VertexCache.indexCount = primitiveCount + 1;
|
||
VertexCache.indicesPitch = 1;
|
||
VertexCache.primitiveHasVertex = primitiveCount;
|
||
break;
|
||
case scene::EPT_POINT_SPRITES:
|
||
VertexCache.indexCount = primitiveCount;
|
||
VertexCache.indicesPitch = 1;
|
||
VertexCache.primitiveHasVertex = 1;
|
||
break;
|
||
}
|
||
|
||
//memset( VertexCache.info, VERTEXCACHE_MISS, sizeof ( VertexCache.info ) );
|
||
for (size_t i = 0; i != VERTEXCACHE_ELEMENT; ++i)
|
||
{
|
||
VertexCache.info[i].hit = VERTEXCACHE_MISS;
|
||
VertexCache.info[i].index = VERTEXCACHE_MISS;
|
||
}
|
||
return 0;
|
||
}
|
||
|
||
|
||
//! draws a vertex primitive list
|
||
void CBurningVideoDriver::drawVertexPrimitiveList(const void* vertices, u32 vertexCount,
|
||
const void* indexList, u32 primitiveCount,
|
||
E_VERTEX_TYPE vType, scene::E_PRIMITIVE_TYPE pType, E_INDEX_TYPE iType)
|
||
|
||
{
|
||
if (!checkPrimitiveCount(primitiveCount))
|
||
return;
|
||
|
||
CNullDriver::drawVertexPrimitiveList(vertices, vertexCount, indexList, primitiveCount, vType, pType, iType);
|
||
|
||
if (VertexCache_reset(vertices, vertexCount, indexList, primitiveCount, vType, pType, iType))
|
||
return;
|
||
|
||
if ((u32)Material.org.MaterialType < MaterialRenderers.size())
|
||
{
|
||
MaterialRenderers[Material.org.MaterialType].Renderer->OnRender(this, vType);
|
||
}
|
||
|
||
//Matrices needed for this primitive
|
||
transform_calc(ETS_PROJ_MODEL_VIEW);
|
||
if (Material.org.Lighting || (EyeSpace.TL_Flag & (TL_TEXTURE_TRANSFORM | TL_FOG)))
|
||
{
|
||
transform_calc(ETS_MODEL_VIEW);
|
||
transform_calc(ETS_NORMAL);
|
||
}
|
||
|
||
|
||
s4DVertexPair* face[4];
|
||
|
||
size_t vOut;
|
||
size_t vertex_from_clipper; // from VertexCache or CurrentOut
|
||
size_t has_vertex_run;
|
||
|
||
for (size_t primitive_run = 0; primitive_run < primitiveCount; ++primitive_run)
|
||
{
|
||
//collect pointer to face vertices
|
||
VertexCache_get(face);
|
||
|
||
size_t clipMask_i;
|
||
size_t clipMask_o;
|
||
|
||
clipMask_i = face[0]->flag;
|
||
clipMask_o = face[0]->flag;
|
||
|
||
for (has_vertex_run = 1; has_vertex_run < VertexCache.primitiveHasVertex; ++has_vertex_run)
|
||
{
|
||
clipMask_i |= face[has_vertex_run]->flag; // if fully outside or outside on same side
|
||
clipMask_o &= face[has_vertex_run]->flag; // if fully inside
|
||
}
|
||
|
||
clipMask_i &= VERTEX4D_CLIPMASK;
|
||
clipMask_o &= VERTEX4D_CLIPMASK;
|
||
|
||
if (clipMask_i != VERTEX4D_INSIDE)
|
||
{
|
||
// if primitive fully outside or outside on same side
|
||
continue;
|
||
//vOut = 0;
|
||
//vertex_from_clipper = 0;
|
||
}
|
||
else if (clipMask_o == VERTEX4D_INSIDE)
|
||
{
|
||
// if primitive fully inside
|
||
vOut = VertexCache.primitiveHasVertex;
|
||
vertex_from_clipper = 0;
|
||
}
|
||
else
|
||
#if defined(SOFTWARE_DRIVER_2_CLIPPING)
|
||
{
|
||
// else if not complete inside clipping necessary
|
||
// check: clipping should reuse vertexcache (try to minimize clipping)
|
||
for (has_vertex_run = 0; has_vertex_run < VertexCache.primitiveHasVertex; ++has_vertex_run)
|
||
{
|
||
memcpy_s4DVertexPair(Clipper.data + s4DVertex_ofs(has_vertex_run), face[has_vertex_run]);
|
||
}
|
||
|
||
vOut = clipToFrustum(VertexCache.primitiveHasVertex);
|
||
vertex_from_clipper = 1;
|
||
|
||
// to DC Space, project homogenous vertex
|
||
ndc_2_dc_and_project(Clipper.data + s4DVertex_proj(0), Clipper.data + s4DVertex_ofs(0), s4DVertex_ofs(vOut));
|
||
}
|
||
#else
|
||
{
|
||
continue;
|
||
vOut = 0;
|
||
vertex_from_clipper = 0;
|
||
}
|
||
#endif
|
||
// re-tesselate ( triangle-fan, 0-1-2,0-2-3.. )
|
||
for (has_vertex_run = 0; (has_vertex_run + VertexCache.primitiveHasVertex) <= vOut; has_vertex_run += 1)
|
||
{
|
||
// set from clipped geometry
|
||
if (vertex_from_clipper)
|
||
{
|
||
face[0] = Clipper.data + s4DVertex_ofs(0);
|
||
face[1] = Clipper.data + s4DVertex_ofs(has_vertex_run + 1);
|
||
face[2] = Clipper.data + s4DVertex_ofs(has_vertex_run + 2);
|
||
}
|
||
|
||
//area of primitive in device space
|
||
// projected triangle screen area is used for culling ( sign of normal ) and mipmap selection
|
||
//f32 dc_area = screenarea_inside(face);
|
||
|
||
// crossproduct (area of parallelogram * 0.5 = triangle screen size)
|
||
f32 dc_area;
|
||
{
|
||
const sVec4& v0 = (face[0] + s4DVertex_proj(0))->Pos;
|
||
const sVec4& v1 = (face[1] + s4DVertex_proj(0))->Pos;
|
||
const sVec4& v2 = (face[2] + s4DVertex_proj(0))->Pos;
|
||
|
||
//dc_area = a.x * b.y - b.x * a.y;
|
||
dc_area = ((v1.x - v0.x) * (v2.y - v0.y) - (v2.x - v0.x) * (v1.y - v0.y)) * 0.5f;
|
||
}
|
||
|
||
//geometric clipping has problem with invisible or very small Triangles
|
||
//size_t sign = dc_area < 0.001f ? CULL_BACK : dc_area > 0.001f ? CULL_FRONT : CULL_INVISIBLE;
|
||
ieee754 t;
|
||
t.f = dc_area;
|
||
size_t sign = t.fields.sign ? CULL_BACK : CULL_FRONT;
|
||
sign |= t.abs.frac_exp < 981668463 /*0.01f*/ ? CULL_INVISIBLE : 0;
|
||
if (Material.CullFlag & sign)
|
||
break; //continue;
|
||
|
||
//select mipmap ratio between drawing space and texture space (for multiply divide here)
|
||
dc_area = reciprocal_zero(dc_area);
|
||
|
||
// select mipmap
|
||
for (size_t m = 0; m < VertexCache.vSize[VertexCache.vType].TexSize; ++m)
|
||
{
|
||
video::CSoftwareTexture2* tex = MAT_TEXTURE(m);
|
||
|
||
//only guessing: take more detail (lower mipmap) in light+bump textures
|
||
f32 lod_bias = 0.100f;// core::clamp(map_value((f32)ScreenSize.Width * ScreenSize.Height, 160 * 120, 640 * 480, 1.f / 8.f, 1.f / 8.f), 0.01f, 1.f);
|
||
|
||
//assume transparent add is ~50% transparent -> more detail
|
||
switch (Material.org.MaterialType)
|
||
{
|
||
case EMT_TRANSPARENT_ADD_COLOR:
|
||
case EMT_TRANSPARENT_ALPHA_CHANNEL:
|
||
lod_bias *= 0.5f;
|
||
break;
|
||
default:
|
||
break;
|
||
}
|
||
lod_bias *= tex->get_lod_bias();
|
||
//lod_bias += Material.org.TextureLayer[m].LODBias * 0.125f;
|
||
|
||
s32 lodFactor = lodFactor_inside(face, m, dc_area, lod_bias);
|
||
|
||
CurrentShader->setTextureParam(m, tex, lodFactor);
|
||
//currently shader receives texture coordinate as Pixelcoo of 1 Texture
|
||
select_polygon_mipmap_inside(face, m, tex->getTexBound());
|
||
}
|
||
|
||
CurrentShader->drawWireFrameTriangle(face[0] + s4DVertex_proj(0), face[1] + s4DVertex_proj(0), face[2] + s4DVertex_proj(0));
|
||
vertex_from_clipper = 1;
|
||
}
|
||
|
||
}
|
||
|
||
//release texture
|
||
for (size_t m = 0; m < VertexCache.vSize[VertexCache.vType].TexSize; ++m)
|
||
{
|
||
CurrentShader->setTextureParam(m, 0, 0);
|
||
}
|
||
|
||
}
|
||
|
||
|
||
//! Sets the dynamic ambient light color. The default color is
|
||
//! (0,0,0,0) which means it is dark.
|
||
//! \param color: New color of the ambient light.
|
||
void CBurningVideoDriver::setAmbientLight(const SColorf& color)
|
||
{
|
||
EyeSpace.Global_AmbientLight.setColorf(color);
|
||
}
|
||
|
||
|
||
//! adds a dynamic light
|
||
s32 CBurningVideoDriver::addDynamicLight(const SLight& dl)
|
||
{
|
||
(void)CNullDriver::addDynamicLight(dl);
|
||
|
||
SBurningShaderLight l;
|
||
// l.org = dl;
|
||
l.Type = dl.Type;
|
||
l.LightIsOn = true;
|
||
|
||
l.AmbientColor.setColorf(dl.AmbientColor);
|
||
l.DiffuseColor.setColorf(dl.DiffuseColor);
|
||
l.SpecularColor.setColorf(dl.SpecularColor);
|
||
|
||
//should always be valid?
|
||
sVec4 nDirection;
|
||
nDirection.x = dl.Direction.X;
|
||
nDirection.y = dl.Direction.Y;
|
||
nDirection.z = dl.Direction.Z;
|
||
nDirection.normalize_dir_xyz();
|
||
|
||
|
||
switch (dl.Type)
|
||
{
|
||
case ELT_DIRECTIONAL:
|
||
l.pos.x = dl.Position.X;
|
||
l.pos.y = dl.Position.Y;
|
||
l.pos.z = dl.Position.Z;
|
||
l.pos.w = 0.f;
|
||
|
||
l.constantAttenuation = 1.f;
|
||
l.linearAttenuation = 0.f;
|
||
l.quadraticAttenuation = 0.f;
|
||
|
||
l.spotDirection.x = -nDirection.x;
|
||
l.spotDirection.y = -nDirection.y;
|
||
l.spotDirection.z = -nDirection.z;
|
||
l.spotDirection.w = 0.f;
|
||
l.spotCosCutoff = -1.f;
|
||
l.spotCosInnerCutoff = 1.f;
|
||
l.spotExponent = 0.f;
|
||
break;
|
||
|
||
case ELT_POINT:
|
||
l.pos.x = dl.Position.X;
|
||
l.pos.y = dl.Position.Y;
|
||
l.pos.z = dl.Position.Z;
|
||
l.pos.w = 1.f;
|
||
|
||
l.constantAttenuation = dl.Attenuation.X;
|
||
l.linearAttenuation = dl.Attenuation.Y;
|
||
l.quadraticAttenuation = dl.Attenuation.Z;
|
||
|
||
l.spotDirection.x = -nDirection.x;
|
||
l.spotDirection.y = -nDirection.y;
|
||
l.spotDirection.z = -nDirection.z;
|
||
l.spotDirection.w = 0.f;
|
||
l.spotCosCutoff = -1.f;
|
||
l.spotCosInnerCutoff = 1.f;
|
||
l.spotExponent = 0.f;
|
||
break;
|
||
|
||
case ELT_SPOT:
|
||
l.pos.x = dl.Position.X;
|
||
l.pos.y = dl.Position.Y;
|
||
l.pos.z = dl.Position.Z;
|
||
l.pos.w = 1.f;
|
||
|
||
l.constantAttenuation = dl.Attenuation.X;
|
||
l.linearAttenuation = dl.Attenuation.Y;
|
||
l.quadraticAttenuation = dl.Attenuation.Z;
|
||
|
||
l.spotDirection.x = nDirection.x;
|
||
l.spotDirection.y = nDirection.y;
|
||
l.spotDirection.z = nDirection.z;
|
||
l.spotDirection.w = 0.0f;
|
||
l.spotCosCutoff = cosf(dl.OuterCone * 2.0f * core::DEGTORAD * 0.5f);
|
||
l.spotCosInnerCutoff = cosf(dl.InnerCone * 2.0f * core::DEGTORAD * 0.5f);
|
||
l.spotExponent = dl.Falloff;
|
||
break;
|
||
default:
|
||
break;
|
||
}
|
||
|
||
//which means ETS_VIEW
|
||
setTransform(ETS_WORLD, irr::core::IdentityMatrix);
|
||
transform_calc(ETS_MODEL_VIEW);
|
||
|
||
const core::matrix4* matrix = Transformation[TransformationStack];
|
||
transformVec4Vec4(matrix[ETS_MODEL_VIEW], &l.pos4.x, &l.pos.x);
|
||
rotateVec3Vec4(matrix[ETS_MODEL_VIEW], &l.spotDirection4.x, &l.spotDirection.x);
|
||
|
||
EyeSpace.Light.push_back(l);
|
||
return EyeSpace.Light.size() - 1;
|
||
}
|
||
|
||
|
||
//! Turns a dynamic light on or off
|
||
void CBurningVideoDriver::turnLightOn(s32 lightIndex, bool turnOn)
|
||
{
|
||
if ((u32)lightIndex < EyeSpace.Light.size())
|
||
{
|
||
EyeSpace.Light[lightIndex].LightIsOn = turnOn;
|
||
}
|
||
}
|
||
|
||
//! deletes all dynamic lights there are
|
||
void CBurningVideoDriver::deleteAllDynamicLights()
|
||
{
|
||
EyeSpace.reset();
|
||
CNullDriver::deleteAllDynamicLights();
|
||
|
||
}
|
||
|
||
//! returns the maximal amount of dynamic lights the device can handle
|
||
u32 CBurningVideoDriver::getMaximalDynamicLightAmount() const
|
||
{
|
||
return 8; //no limit 8 only for convenience
|
||
}
|
||
|
||
|
||
//! sets a material
|
||
void CBurningVideoDriver::setMaterial(const SMaterial& material)
|
||
{
|
||
// ---------- Override
|
||
Material.org = material;
|
||
OverrideMaterial.apply(Material.org);
|
||
|
||
const SMaterial& in = Material.org;
|
||
|
||
// ---------- Notify Shader
|
||
// unset old material
|
||
u32 mi;
|
||
mi = (u32)Material.lastMaterial.MaterialType;
|
||
if (mi != material.MaterialType && mi < MaterialRenderers.size())
|
||
MaterialRenderers[mi].Renderer->OnUnsetMaterial();
|
||
|
||
// set new material.
|
||
mi = (u32)in.MaterialType;
|
||
if (mi < MaterialRenderers.size())
|
||
MaterialRenderers[mi].Renderer->OnSetMaterial(
|
||
in, Material.lastMaterial, Material.resetRenderStates, this);
|
||
|
||
Material.lastMaterial = in;
|
||
Material.resetRenderStates = false;
|
||
|
||
//CSoftware2MaterialRenderer sets Material.Fallback_MaterialType
|
||
|
||
//Material.Fallback_MaterialType = material.MaterialType;
|
||
|
||
//-----------------
|
||
|
||
//Material.org = material;
|
||
Material.CullFlag = CULL_INVISIBLE | (in.BackfaceCulling ? CULL_BACK : 0) | (in.FrontfaceCulling ? CULL_FRONT : 0);
|
||
|
||
size_t* flag = TransformationFlag[TransformationStack];
|
||
|
||
#ifdef SOFTWARE_DRIVER_2_TEXTURE_TRANSFORM
|
||
for (u32 m = 0; m < BURNING_MATERIAL_MAX_TEXTURES /*&& m < vSize[VertexCache.vType].TexSize*/; ++m)
|
||
{
|
||
setTransform((E_TRANSFORMATION_STATE)(ETS_TEXTURE_0 + m), in.getTextureMatrix(m));
|
||
flag[ETS_TEXTURE_0 + m] &= ~ETF_TEXGEN_MASK;
|
||
}
|
||
#endif
|
||
|
||
#ifdef SOFTWARE_DRIVER_2_LIGHTING
|
||
|
||
Material.AmbientColor.setA8R8G8B8(in.AmbientColor.color);
|
||
Material.DiffuseColor.setA8R8G8B8(in.ColorMaterial ? 0xFFFFFFFF : in.DiffuseColor.color);
|
||
Material.EmissiveColor.setA8R8G8B8(in.EmissiveColor.color);
|
||
Material.SpecularColor.setA8R8G8B8(in.SpecularColor.color);
|
||
|
||
burning_setbit(EyeSpace.TL_Flag, in.Lighting, TL_LIGHT);
|
||
burning_setbit(EyeSpace.TL_Flag, (in.Shininess != 0.f) && (in.SpecularColor.color & 0x00ffffff), TL_SPECULAR);
|
||
burning_setbit(EyeSpace.TL_Flag, in.FogEnable, TL_FOG);
|
||
burning_setbit(EyeSpace.TL_Flag, in.NormalizeNormals, TL_NORMALIZE_NORMALS);
|
||
//if (EyeSpace.Flags & SPECULAR ) EyeSpace.Flags |= NORMALIZE_NORMALS;
|
||
|
||
#endif
|
||
|
||
//--------------- setCurrentShader
|
||
|
||
ITexture* texture0 = in.getTexture(0);
|
||
ITexture* texture1 = in.getTexture(1);
|
||
//ITexture* texture2 = in.getTexture(2);
|
||
//ITexture* texture3 = in.getTexture(3);
|
||
|
||
//visual studio code analysis
|
||
u32 maxTex = BURNING_MATERIAL_MAX_TEXTURES;
|
||
if (maxTex < 1) texture0 = 0;
|
||
if (maxTex < 2) texture1 = 0;
|
||
//if (maxTex < 3) texture2 = 0;
|
||
//if (maxTex < 4) texture3 = 0;
|
||
|
||
EyeSpace.TL_Flag &= ~(TL_TEXTURE_TRANSFORM | TL_LIGHT0_IS_NORMAL_MAP);
|
||
|
||
//todo: seperate depth test from depth write
|
||
Material.depth_write = getWriteZBuffer(in);
|
||
Material.depth_test = in.ZBuffer != ECFN_DISABLED && Material.depth_write;
|
||
|
||
EBurningFFShader shader = Material.depth_test ? ETR_TEXTURE_GOURAUD : ETR_TEXTURE_GOURAUD_NOZ;
|
||
|
||
switch (Material.Fallback_MaterialType) //(Material.org.MaterialType)
|
||
{
|
||
case EMT_ONETEXTURE_BLEND:
|
||
shader = ETR_TEXTURE_BLEND;
|
||
break;
|
||
|
||
case EMT_TRANSPARENT_ALPHA_CHANNEL_REF:
|
||
Material.org.MaterialTypeParam = 0.5f;
|
||
//fallthrough
|
||
|
||
case EMT_TRANSPARENT_ALPHA_CHANNEL:
|
||
if (texture0 && texture0->hasAlpha())
|
||
{
|
||
shader = Material.depth_test ? ETR_TEXTURE_GOURAUD_ALPHA : ETR_TEXTURE_GOURAUD_ALPHA_NOZ;
|
||
}
|
||
else
|
||
{
|
||
//fall back to EMT_TRANSPARENT_VERTEX_ALPHA
|
||
shader = ETR_TEXTURE_GOURAUD_VERTEX_ALPHA;
|
||
}
|
||
break;
|
||
|
||
case EMT_TRANSPARENT_ADD_COLOR:
|
||
shader = Material.depth_test ? ETR_TEXTURE_GOURAUD_ADD : ETR_TEXTURE_GOURAUD_ADD_NO_Z;
|
||
break;
|
||
|
||
case EMT_TRANSPARENT_VERTEX_ALPHA:
|
||
shader = ETR_TEXTURE_GOURAUD_VERTEX_ALPHA;
|
||
break;
|
||
|
||
case EMT_LIGHTMAP:
|
||
case EMT_LIGHTMAP_LIGHTING:
|
||
if (texture1)
|
||
shader = ETR_TEXTURE_GOURAUD_LIGHTMAP_M1;
|
||
break;
|
||
|
||
case EMT_LIGHTMAP_M2:
|
||
case EMT_LIGHTMAP_LIGHTING_M2:
|
||
if (texture1)
|
||
shader = ETR_TEXTURE_GOURAUD_LIGHTMAP_M2;
|
||
break;
|
||
|
||
case EMT_LIGHTMAP_LIGHTING_M4:
|
||
if (texture1)
|
||
shader = ETR_TEXTURE_GOURAUD_LIGHTMAP_M4;
|
||
break;
|
||
case EMT_LIGHTMAP_M4:
|
||
if (texture1)
|
||
shader = ETR_TEXTURE_LIGHTMAP_M4;
|
||
break;
|
||
|
||
case EMT_LIGHTMAP_ADD:
|
||
if (texture1)
|
||
shader = ETR_TEXTURE_GOURAUD_LIGHTMAP_ADD;
|
||
break;
|
||
|
||
case EMT_DETAIL_MAP:
|
||
if (texture1)
|
||
shader = ETR_TEXTURE_GOURAUD_DETAIL_MAP;
|
||
break;
|
||
|
||
case EMT_SPHERE_MAP:
|
||
flag[ETS_TEXTURE_0] |= ETF_TEXGEN_CAMERA_SPHERE;
|
||
EyeSpace.TL_Flag |= TL_TEXTURE_TRANSFORM;
|
||
break;
|
||
case EMT_REFLECTION_2_LAYER:
|
||
case EMT_TRANSPARENT_REFLECTION_2_LAYER:
|
||
if (texture1)
|
||
{
|
||
shader = ETR_TRANSPARENT_REFLECTION_2_LAYER;
|
||
flag[ETS_TEXTURE_1] |= ETF_TEXGEN_CAMERA_REFLECTION;
|
||
EyeSpace.TL_Flag |= TL_TEXTURE_TRANSFORM;
|
||
}
|
||
break;
|
||
|
||
case EMT_NORMAL_MAP_SOLID:
|
||
case EMT_NORMAL_MAP_TRANSPARENT_ADD_COLOR:
|
||
case EMT_NORMAL_MAP_TRANSPARENT_VERTEX_ALPHA:
|
||
if (texture1)
|
||
{
|
||
shader = ETR_NORMAL_MAP_SOLID;
|
||
EyeSpace.TL_Flag |= TL_TEXTURE_TRANSFORM | TL_LIGHT0_IS_NORMAL_MAP;
|
||
}
|
||
break;
|
||
case EMT_PARALLAX_MAP_SOLID:
|
||
case EMT_PARALLAX_MAP_TRANSPARENT_ADD_COLOR:
|
||
case EMT_PARALLAX_MAP_TRANSPARENT_VERTEX_ALPHA:
|
||
if (texture1)
|
||
{
|
||
shader = ETR_NORMAL_MAP_SOLID;
|
||
EyeSpace.TL_Flag |= TL_TEXTURE_TRANSFORM | TL_LIGHT0_IS_NORMAL_MAP;
|
||
}
|
||
break;
|
||
|
||
default:
|
||
break;
|
||
|
||
}
|
||
|
||
if (!texture0)
|
||
{
|
||
shader = Material.depth_test ? ETR_GOURAUD :
|
||
shader == ETR_TEXTURE_GOURAUD_VERTEX_ALPHA ?
|
||
ETR_GOURAUD_ALPHA_NOZ : // 2D Gradient
|
||
ETR_GOURAUD_NOZ;
|
||
|
||
shader = ETR_COLOR;
|
||
}
|
||
|
||
if (in.Wireframe)
|
||
{
|
||
IBurningShader* candidate = BurningShader[shader];
|
||
if (!candidate || (candidate && !candidate->canWireFrame()))
|
||
{
|
||
shader = ETR_TEXTURE_GOURAUD_WIRE;
|
||
}
|
||
}
|
||
|
||
if (in.PointCloud)
|
||
{
|
||
IBurningShader* candidate = BurningShader[shader];
|
||
if (!candidate || (candidate && !candidate->canPointCloud()))
|
||
{
|
||
shader = ETR_TEXTURE_GOURAUD_WIRE;
|
||
}
|
||
}
|
||
|
||
//shader = ETR_REFERENCE;
|
||
|
||
// switchToTriangleRenderer
|
||
CurrentShader = BurningShader[shader];
|
||
if (CurrentShader)
|
||
{
|
||
CurrentShader->setTLFlag(EyeSpace.TL_Flag);
|
||
if (EyeSpace.TL_Flag & TL_FOG) CurrentShader->setFog(FogColor);
|
||
if (EyeSpace.TL_Flag & TL_SCISSOR) CurrentShader->setScissor(Scissor);
|
||
CurrentShader->setRenderTarget(RenderTargetSurface, ViewPort, Interlaced);
|
||
CurrentShader->OnSetMaterial(Material);
|
||
CurrentShader->pushEdgeTest(in.Wireframe, in.PointCloud, 0);
|
||
}
|
||
|
||
|
||
/*
|
||
mi = (u32)Material.org.MaterialType;
|
||
if (mi < MaterialRenderers.size())
|
||
MaterialRenderers[mi].Renderer->OnRender(this, (video::E_VERTEX_TYPE)VertexCache.vType);
|
||
*/
|
||
}
|
||
|
||
|
||
//! Sets the fog mode.
|
||
void CBurningVideoDriver::setFog(SColor color, E_FOG_TYPE fogType, f32 start,
|
||
f32 end, f32 density, bool pixelFog, bool rangeFog)
|
||
{
|
||
CNullDriver::setFog(color, fogType, start, end, density, pixelFog, rangeFog);
|
||
|
||
EyeSpace.fog_scale = reciprocal_zero(FogEnd - FogStart);
|
||
}
|
||
|
||
|
||
|
||
#if defined(SOFTWARE_DRIVER_2_LIGHTING) && BURNING_MATERIAL_MAX_COLORS > 0
|
||
|
||
|
||
/*!
|
||
applies lighting model
|
||
*/
|
||
void CBurningVideoDriver::lightVertex_eye(s4DVertex* dest, u32 vertexargb)
|
||
{
|
||
//gl_FrontLightModelProduct.sceneColor = gl_FrontMaterial.emission + gl_FrontMaterial.ambient * gl_LightModel.ambient
|
||
|
||
sVec3Color ambient;
|
||
sVec3Color diffuse;
|
||
sVec3Color specular;
|
||
|
||
|
||
// the universe started in darkness..
|
||
ambient = EyeSpace.Global_AmbientLight;
|
||
diffuse.set(0.f);
|
||
specular.set(0.f);
|
||
|
||
|
||
u32 i;
|
||
f32 dot;
|
||
f32 distance;
|
||
f32 attenuation;
|
||
sVec4 vp; // unit vector vertex to light
|
||
sVec4 lightHalf; // blinn-phong reflection
|
||
|
||
f32 spotDot; // cos of angle between spotlight and point on surface
|
||
|
||
for (i = 0; i < EyeSpace.Light.size(); ++i)
|
||
{
|
||
const SBurningShaderLight& light = EyeSpace.Light[i];
|
||
if (!light.LightIsOn)
|
||
continue;
|
||
|
||
switch (light.Type)
|
||
{
|
||
case ELT_DIRECTIONAL:
|
||
|
||
//angle between normal and light vector
|
||
dot = EyeSpace.normal.dot_xyz(light.spotDirection4);
|
||
|
||
// accumulate ambient
|
||
ambient.add_rgb(light.AmbientColor);
|
||
|
||
// diffuse component
|
||
if (dot > 0.f)
|
||
diffuse.mad_rgb(light.DiffuseColor, dot);
|
||
break;
|
||
|
||
case ELT_POINT:
|
||
// surface to light
|
||
vp.x = light.pos4.x - EyeSpace.vertex.x;
|
||
vp.y = light.pos4.y - EyeSpace.vertex.y;
|
||
vp.z = light.pos4.z - EyeSpace.vertex.z;
|
||
|
||
distance = vp.length_xyz();
|
||
|
||
attenuation = light.constantAttenuation
|
||
+ light.linearAttenuation * distance
|
||
+ light.quadraticAttenuation * (distance * distance);
|
||
attenuation = reciprocal_one(attenuation);
|
||
|
||
//att = clamp(1.0 - dist/radius, 0.0, 1.0); att *= att
|
||
|
||
// accumulate ambient
|
||
ambient.mad_rgb(light.AmbientColor, attenuation);
|
||
|
||
// build diffuse reflection
|
||
|
||
//angle between normal and light vector
|
||
vp.mul_xyz(reciprocal_zero(distance)); //normalize
|
||
dot = EyeSpace.normal.dot_xyz(vp);
|
||
if (dot <= 0.f) continue;
|
||
|
||
// diffuse component
|
||
diffuse.mad_rgb(light.DiffuseColor, dot * attenuation);
|
||
|
||
if (!(EyeSpace.TL_Flag & TL_SPECULAR))
|
||
continue;
|
||
|
||
lightHalf.x = vp.x + 0.f; // EyeSpace.cam_eye_pos.x;
|
||
lightHalf.y = vp.y + 0.f; // EyeSpace.cam_eye_pos.y;
|
||
lightHalf.z = vp.z - 1.f; // EyeSpace.cam_eye_pos.z;
|
||
lightHalf.normalize_dir_xyz();
|
||
|
||
//specular += light.SpecularColor * pow(max(dot(Eyespace.normal,lighthalf),0,Material.org.Shininess)*attenuation
|
||
specular.mad_rgb(light.SpecularColor,
|
||
powf_limit(EyeSpace.normal.dot_xyz(lightHalf), Material.org.Shininess) * attenuation
|
||
);
|
||
break;
|
||
|
||
case ELT_SPOT:
|
||
// surface to light
|
||
vp.x = light.pos4.x - EyeSpace.vertex.x;
|
||
vp.y = light.pos4.y - EyeSpace.vertex.y;
|
||
vp.z = light.pos4.z - EyeSpace.vertex.z;
|
||
|
||
distance = vp.length_xyz();
|
||
|
||
//normalize
|
||
vp.mul_xyz(reciprocal_zero(distance));
|
||
|
||
// point on surface inside cone of illumination
|
||
spotDot = vp.dot_minus_xyz(light.spotDirection4);
|
||
if (spotDot < light.spotCosCutoff)
|
||
continue;
|
||
|
||
attenuation = light.constantAttenuation
|
||
+ light.linearAttenuation * distance
|
||
+ light.quadraticAttenuation * distance * distance;
|
||
attenuation = reciprocal_one(attenuation);
|
||
attenuation *= powf_limit(spotDot, light.spotExponent);
|
||
|
||
// accumulate ambient
|
||
ambient.mad_rgb(light.AmbientColor, attenuation);
|
||
|
||
|
||
// build diffuse reflection
|
||
//angle between normal and light vector
|
||
dot = EyeSpace.normal.dot_xyz(vp);
|
||
if (dot < 0.f) continue;
|
||
|
||
// diffuse component
|
||
diffuse.mad_rgb(light.DiffuseColor, dot * attenuation);
|
||
|
||
if (!(EyeSpace.TL_Flag & TL_SPECULAR))
|
||
continue;
|
||
|
||
lightHalf.x = vp.x + 0.f; // EyeSpace.cam_eye_pos.x;
|
||
lightHalf.y = vp.y + 0.f; // EyeSpace.cam_eye_pos.y;
|
||
lightHalf.z = vp.z - 1.f; // EyeSpace.cam_eye_pos.z;
|
||
lightHalf.normalize_dir_xyz();
|
||
|
||
//specular += light.SpecularColor * pow(max(dot(Eyespace.normal,lighthalf),0,Material.org.Shininess)*attenuation
|
||
specular.mad_rgb(light.SpecularColor,
|
||
powf_limit(EyeSpace.normal.dot_xyz(lightHalf), Material.org.Shininess) * attenuation
|
||
);
|
||
break;
|
||
|
||
default:
|
||
break;
|
||
}
|
||
|
||
}
|
||
|
||
// sum up lights
|
||
sVec3Color dColor;
|
||
dColor.set(0.f);
|
||
dColor.mad_rgbv(diffuse, Material.DiffuseColor);
|
||
|
||
//diffuse * vertex color.
|
||
//has to move to shader (for vertex color only this will fit [except clamping])
|
||
|
||
sVec3Color c;
|
||
c.setA8R8G8B8(vertexargb);
|
||
dColor.r *= c.r;
|
||
dColor.g *= c.g;
|
||
dColor.b *= c.b;
|
||
|
||
//separate specular
|
||
#if defined(SOFTWARE_DRIVER_2_USE_SEPARATE_SPECULAR_COLOR)
|
||
if ((VertexCache.vSize[VertexCache.vType].Format & VERTEX4D_FORMAT_COLOR_2_FOG))
|
||
{
|
||
specular.sat_xyz(dest->Color[1], Material.SpecularColor);
|
||
}
|
||
else
|
||
if (!(EyeSpace.TL_Flag & TL_LIGHT0_IS_NORMAL_MAP) &&
|
||
(VertexCache.vSize[VertexCache.vType].Format & VERTEX4D_FORMAT_MASK_LIGHT)
|
||
)
|
||
{
|
||
specular.sat_xyz(dest->LightTangent[0], Material.SpecularColor);
|
||
}
|
||
else
|
||
#endif
|
||
{
|
||
dColor.mad_rgbv(specular, Material.SpecularColor);
|
||
}
|
||
|
||
|
||
dColor.mad_rgbv(ambient, Material.AmbientColor);
|
||
dColor.add_rgb(Material.EmissiveColor);
|
||
|
||
|
||
dColor.sat(dest->Color[0], vertexargb);
|
||
|
||
}
|
||
|
||
#endif
|
||
/*
|
||
CImage* getImage(const video::ITexture* texture)
|
||
{
|
||
if (!texture) return 0;
|
||
|
||
CImage* img = 0;
|
||
switch (texture->getDriverType())
|
||
{
|
||
case EDT_BURNINGSVIDEO:
|
||
img = ((CSoftwareTexture2*)texture)->getImage();
|
||
break;
|
||
case EDT_SOFTWARE:
|
||
img = ((CSoftwareTexture*)texture)->getImage();
|
||
break;
|
||
default:
|
||
os::Printer::log("Fatal Error: Tried to copy from a surface not owned by this driver.", ELL_ERROR);
|
||
break;
|
||
}
|
||
return img;
|
||
}
|
||
*/
|
||
/*
|
||
draw2DImage with single color scales into destination quad & cliprect(more like viewport)
|
||
draw2DImage with 4 color scales on destination and cliprect is scissor
|
||
*/
|
||
|
||
static const u16 quad_triangle_indexList[6] = { 0,1,2,0,2,3 };
|
||
|
||
|
||
#if defined(SOFTWARE_DRIVER_2_2D_AS_2D)
|
||
|
||
//! draws an 2d image, using a color (if color is other then Color(255,255,255,255)) and the alpha channel of the texture if wanted.
|
||
void CBurningVideoDriver::draw2DImage(const video::ITexture* texture, const core::position2d<s32>& destPos,
|
||
const core::rect<s32>& sourceRect,
|
||
const core::rect<s32>* clipRect, SColor color,
|
||
bool useAlphaChannelOfTexture)
|
||
{
|
||
if (texture)
|
||
{
|
||
if (texture->getOriginalSize() != texture->getSize())
|
||
{
|
||
core::rect<s32> destRect(destPos, sourceRect.getSize());
|
||
SColor c4[4] = { color,color,color,color };
|
||
draw2DImage(texture, destRect, sourceRect, clipRect, c4, useAlphaChannelOfTexture);
|
||
return;
|
||
}
|
||
|
||
if (texture->getDriverType() != EDT_BURNINGSVIDEO)
|
||
{
|
||
os::Printer::log("Fatal Error: Tried to copy from a surface not owned by this driver.", ELL_ERROR);
|
||
return;
|
||
}
|
||
|
||
if (useAlphaChannelOfTexture)
|
||
((CSoftwareTexture2*)texture)->getImage()->copyToWithAlpha(
|
||
RenderTargetSurface, destPos, sourceRect, color, clipRect);
|
||
else
|
||
((CSoftwareTexture2*)texture)->getImage()->copyTo(
|
||
RenderTargetSurface, destPos, sourceRect, clipRect);
|
||
}
|
||
}
|
||
|
||
|
||
//! Draws a part of the texture into the rectangle.
|
||
void CBurningVideoDriver::draw2DImage(const video::ITexture* texture, const core::rect<s32>& destRect,
|
||
const core::rect<s32>& sourceRect, const core::rect<s32>* clipRect,
|
||
const video::SColor* const colors, bool useAlphaChannelOfTexture)
|
||
{
|
||
if (texture)
|
||
{
|
||
if (texture->getDriverType() != EDT_BURNINGSVIDEO)
|
||
{
|
||
os::Printer::log("Fatal Error: Tried to copy from a surface not owned by this driver.", ELL_ERROR);
|
||
return;
|
||
}
|
||
|
||
u32 argb = (colors ? colors[0].color : 0xFFFFFFFF);
|
||
eBlitter op = useAlphaChannelOfTexture ?
|
||
(argb == 0xFFFFFFFF ? BLITTER_TEXTURE_ALPHA_BLEND : BLITTER_TEXTURE_ALPHA_COLOR_BLEND) : BLITTER_TEXTURE;
|
||
|
||
StretchBlit(op, RenderTargetSurface, clipRect, &destRect,
|
||
((CSoftwareTexture2*)texture)->getImage(), &sourceRect, &texture->getOriginalSize(), argb);
|
||
|
||
}
|
||
}
|
||
|
||
//!Draws an 2d rectangle with a gradient.
|
||
void CBurningVideoDriver::draw2DRectangle(const core::rect<s32>& position,
|
||
SColor colorLeftUp, SColor colorRightUp, SColor colorLeftDown, SColor colorRightDown,
|
||
const core::rect<s32>* clip)
|
||
{
|
||
core::rect<s32> p(position);
|
||
if (clip) p.clipAgainst(*clip);
|
||
if (p.isValid()) drawRectangle(RenderTargetSurface, p, colorLeftUp);
|
||
}
|
||
|
||
#endif //defined(SOFTWARE_DRIVER_2_2D_AS_2D)
|
||
|
||
|
||
|
||
//! Enable the 2d override material
|
||
void CBurningVideoDriver::enableMaterial2D(bool enable)
|
||
{
|
||
CNullDriver::enableMaterial2D(enable);
|
||
burning_setbit(TransformationFlag[1][ETS_PROJECTION], 0, ETF_VALID);
|
||
}
|
||
|
||
size_t compare_2d_material(const SMaterial& a, const SMaterial& b)
|
||
{
|
||
size_t flag = 0;
|
||
flag |= a.MaterialType == b.MaterialType ? 0 : 1;
|
||
flag |= a.ZBuffer == b.ZBuffer ? 0 : 2;
|
||
flag |= a.TextureLayer[0].Texture == b.TextureLayer[0].Texture ? 0 : 4;
|
||
flag |= a.TextureLayer[0].BilinearFilter == b.TextureLayer[0].BilinearFilter ? 0 : 8;
|
||
flag |= a.MaterialTypeParam == b.MaterialTypeParam ? 0 : 16;
|
||
if (flag) return flag;
|
||
|
||
flag |= a.TextureLayer[1].Texture == b.TextureLayer[1].Texture ? 0 : 32;
|
||
flag |= a.ZWriteEnable == b.ZWriteEnable ? 0 : 64;
|
||
|
||
return flag;
|
||
}
|
||
|
||
void CBurningVideoDriver::setRenderStates2DMode(const video::SColor& color, const video::ITexture* texture, bool useAlphaChannelOfTexture)
|
||
{
|
||
//save current 3D Material
|
||
//Material.save3D = Material.org;
|
||
|
||
//build new 2D Material
|
||
|
||
bool vertexAlpha = color.getAlpha() < 255;
|
||
|
||
//2D uses textureAlpa*vertexAlpha 3D not..
|
||
if (useAlphaChannelOfTexture && texture && texture->hasAlpha())
|
||
{
|
||
Material.mat2D.MaterialType = EMT_TRANSPARENT_ALPHA_CHANNEL;
|
||
}
|
||
else if (vertexAlpha)
|
||
{
|
||
Material.mat2D.MaterialType = EMT_TRANSPARENT_VERTEX_ALPHA;
|
||
}
|
||
else
|
||
{
|
||
Material.mat2D.MaterialType = EMT_SOLID;
|
||
}
|
||
|
||
Material.mat2D.ZBuffer = ECFN_DISABLED;
|
||
Material.mat2D.ZWriteEnable = EZW_OFF;
|
||
Material.mat2D.Lighting = false;
|
||
|
||
Material.mat2D.setTexture(0, (video::ITexture*)texture);
|
||
|
||
//used for text. so stay as sharp as possible (like HW Driver)
|
||
bool mip = false;
|
||
|
||
const SMaterial& currentMaterial = (!OverrideMaterial2DEnabled) ? InitMaterial2D : OverrideMaterial2D;
|
||
mip = currentMaterial.TextureLayer[0].Texture && currentMaterial.TextureLayer[0].BilinearFilter;
|
||
|
||
Material.mat2D.setFlag(video::EMF_BILINEAR_FILTER, mip);
|
||
|
||
|
||
//switch to 2D Matrix Stack [ Material set Texture Matrix ]
|
||
TransformationStack = 1;
|
||
|
||
//2D GUI Matrix
|
||
if (!(TransformationFlag[TransformationStack][ETS_PROJECTION] & ETF_VALID))
|
||
{
|
||
const core::dimension2d<u32>& renderTargetSize = getCurrentRenderTargetSize();
|
||
core::matrix4 m(core::matrix4::EM4CONST_NOTHING);
|
||
m.buildProjectionMatrixOrthoLH(f32(renderTargetSize.Width), f32(-(s32)(renderTargetSize.Height)), -1.0f, 1.0f);
|
||
m.setTranslation(core::vector3df(-1.f, 1.f, 0));
|
||
setTransform(ETS_PROJECTION, m);
|
||
|
||
m.makeIdentity();
|
||
setTransform(ETS_WORLD, m);
|
||
|
||
if (mip)
|
||
m.setTranslation(core::vector3df(IRRLICHT_2D_TEXEL_OFFSET, IRRLICHT_2D_TEXEL_OFFSET, 0.0f));
|
||
|
||
setTransform(ETS_VIEW, m);
|
||
|
||
//Tweak 2D Pixel Center for openGL compatibility (guessing)
|
||
//buildNDCToDCMatrix(Transformation_ETS_CLIPSCALE[TransformationStack], ViewPort, mip ? (IRRLICHT_2D_TEXEL_OFFSET) * 0.5f : 0.f);
|
||
}
|
||
|
||
//compare
|
||
if (compare_2d_material(Material.org, Material.mat2D))
|
||
{
|
||
setMaterial(Material.mat2D);
|
||
}
|
||
if (CurrentShader)
|
||
{
|
||
CurrentShader->setPrimitiveColor(color.color);
|
||
CurrentShader->setTLFlag(EyeSpace.TL_Flag);
|
||
if (EyeSpace.TL_Flag & TL_SCISSOR) CurrentShader->setScissor(Scissor);
|
||
}
|
||
|
||
}
|
||
|
||
void CBurningVideoDriver::setRenderStates3DMode()
|
||
{
|
||
//restoreRenderStates3DMode
|
||
|
||
//setMaterial(Material.save3D);
|
||
//switch to 3D Matrix Stack
|
||
TransformationStack = 0;
|
||
}
|
||
|
||
//! draws a vertex primitive list in 2d
|
||
void CBurningVideoDriver::draw2DVertexPrimitiveList(const void* vertices, u32 vertexCount,
|
||
const void* indexList, u32 primitiveCount,
|
||
E_VERTEX_TYPE vType, scene::E_PRIMITIVE_TYPE pType, E_INDEX_TYPE iType)
|
||
{
|
||
if (!checkPrimitiveCount(primitiveCount))
|
||
return;
|
||
|
||
CNullDriver::draw2DVertexPrimitiveList(vertices, vertexCount, indexList, primitiveCount, vType, pType, iType);
|
||
|
||
bool useAlphaChannelOfTexture = false;
|
||
video::SColor color(0xFFFFFFFF);
|
||
switch (Material.org.MaterialType)
|
||
{
|
||
case EMT_TRANSPARENT_ALPHA_CHANNEL:
|
||
useAlphaChannelOfTexture = true;
|
||
break;
|
||
case EMT_TRANSPARENT_VERTEX_ALPHA:
|
||
color.setAlpha(127);
|
||
break;
|
||
default:
|
||
break;
|
||
}
|
||
setRenderStates2DMode(color, Material.org.getTexture(0), useAlphaChannelOfTexture);
|
||
|
||
drawVertexPrimitiveList(vertices, vertexCount,
|
||
indexList, primitiveCount,
|
||
vType, pType, iType);
|
||
|
||
setRenderStates3DMode();
|
||
|
||
}
|
||
|
||
//setup a quad
|
||
#if defined(SOFTWARE_DRIVER_2_2D_AS_3D)
|
||
|
||
//! draws an 2d image, using a color (if color is other then Color(255,255,255,255)) and the alpha channel of the texture if wanted.
|
||
void CBurningVideoDriver::draw2DImage(const video::ITexture* texture, const core::position2d<s32>& destPos,
|
||
const core::rect<s32>& sourceRect,
|
||
const core::rect<s32>* clipRect, SColor color,
|
||
bool useAlphaChannelOfTexture)
|
||
{
|
||
if (!texture)
|
||
return;
|
||
|
||
if (!sourceRect.isValid())
|
||
return;
|
||
|
||
// clip these coordinates
|
||
core::rect<s32> targetRect(destPos, sourceRect.getSize());
|
||
if (clipRect)
|
||
{
|
||
targetRect.clipAgainst(*clipRect);
|
||
if (targetRect.getWidth() < 0 || targetRect.getHeight() < 0)
|
||
return;
|
||
}
|
||
|
||
const core::dimension2d<u32>& renderTargetSize = getCurrentRenderTargetSize();
|
||
targetRect.clipAgainst(core::rect<s32>(0, 0, (s32)renderTargetSize.Width, (s32)renderTargetSize.Height));
|
||
if (targetRect.getWidth() < 0 || targetRect.getHeight() < 0)
|
||
return;
|
||
|
||
// ok, we've clipped everything.
|
||
// now draw it.
|
||
const core::dimension2d<s32> sourceSize(targetRect.getSize());
|
||
const core::position2d<s32> sourcePos(sourceRect.UpperLeftCorner + (targetRect.UpperLeftCorner - destPos));
|
||
|
||
const core::dimension2d<u32>& tex_orgsize = texture->getOriginalSize();
|
||
const f32 invW = 1.f / static_cast<f32>(tex_orgsize.Width);
|
||
const f32 invH = 1.f / static_cast<f32>(tex_orgsize.Height);
|
||
const core::rect<f32> tcoords(
|
||
sourcePos.X * invW,
|
||
sourcePos.Y * invH,
|
||
(sourcePos.X + sourceSize.Width) * invW,
|
||
(sourcePos.Y + sourceSize.Height) * invH);
|
||
|
||
|
||
Quad2DVertices[0].Color = color;
|
||
Quad2DVertices[1].Color = color;
|
||
Quad2DVertices[2].Color = color;
|
||
Quad2DVertices[3].Color = color;
|
||
|
||
Quad2DVertices[0].Pos = core::vector3df((f32)targetRect.UpperLeftCorner.X, (f32)targetRect.UpperLeftCorner.Y, 0.0f);
|
||
Quad2DVertices[1].Pos = core::vector3df((f32)targetRect.LowerRightCorner.X, (f32)targetRect.UpperLeftCorner.Y, 0.0f);
|
||
Quad2DVertices[2].Pos = core::vector3df((f32)targetRect.LowerRightCorner.X, (f32)targetRect.LowerRightCorner.Y, 0.0f);
|
||
Quad2DVertices[3].Pos = core::vector3df((f32)targetRect.UpperLeftCorner.X, (f32)targetRect.LowerRightCorner.Y, 0.0f);
|
||
|
||
Quad2DVertices[0].TCoords = core::vector2df(tcoords.UpperLeftCorner.X, tcoords.UpperLeftCorner.Y);
|
||
Quad2DVertices[1].TCoords = core::vector2df(tcoords.LowerRightCorner.X, tcoords.UpperLeftCorner.Y);
|
||
Quad2DVertices[2].TCoords = core::vector2df(tcoords.LowerRightCorner.X, tcoords.LowerRightCorner.Y);
|
||
Quad2DVertices[3].TCoords = core::vector2df(tcoords.UpperLeftCorner.X, tcoords.LowerRightCorner.Y);
|
||
|
||
setRenderStates2DMode(color, texture, useAlphaChannelOfTexture);
|
||
|
||
drawVertexPrimitiveList(Quad2DVertices, 4,
|
||
quad_triangle_indexList, 2,
|
||
EVT_STANDARD, scene::EPT_TRIANGLES, EIT_16BIT);
|
||
|
||
setRenderStates3DMode();
|
||
|
||
}
|
||
|
||
|
||
//! Draws a part of the texture into the rectangle.
|
||
void CBurningVideoDriver::draw2DImage(const video::ITexture* texture, const core::rect<s32>& destRect,
|
||
const core::rect<s32>& sourceRect, const core::rect<s32>* clipRect,
|
||
const video::SColor* const colors, bool useAlphaChannelOfTexture)
|
||
{
|
||
const core::dimension2d<u32>& st = texture->getOriginalSize();
|
||
const f32 invW = 1.f / static_cast<f32>(st.Width);
|
||
const f32 invH = 1.f / static_cast<f32>(st.Height);
|
||
const core::rect<f32> tcoords(
|
||
sourceRect.UpperLeftCorner.X * invW,
|
||
sourceRect.UpperLeftCorner.Y * invH,
|
||
sourceRect.LowerRightCorner.X * invW,
|
||
sourceRect.LowerRightCorner.Y * invH);
|
||
|
||
const video::SColor temp[4] =
|
||
{
|
||
0xFFFFFFFF,
|
||
0xFFFFFFFF,
|
||
0xFFFFFFFF,
|
||
0xFFFFFFFF
|
||
};
|
||
|
||
const video::SColor* const useColor = colors ? colors : temp;
|
||
|
||
|
||
Quad2DVertices[0].Color = useColor[0];
|
||
Quad2DVertices[1].Color = useColor[3];
|
||
Quad2DVertices[2].Color = useColor[2];
|
||
Quad2DVertices[3].Color = useColor[1];
|
||
|
||
Quad2DVertices[0].Pos = core::vector3df((f32)destRect.UpperLeftCorner.X, (f32)destRect.UpperLeftCorner.Y, 0.0f);
|
||
Quad2DVertices[1].Pos = core::vector3df((f32)destRect.LowerRightCorner.X, (f32)destRect.UpperLeftCorner.Y, 0.0f);
|
||
Quad2DVertices[2].Pos = core::vector3df((f32)destRect.LowerRightCorner.X, (f32)destRect.LowerRightCorner.Y, 0.0f);
|
||
Quad2DVertices[3].Pos = core::vector3df((f32)destRect.UpperLeftCorner.X, (f32)destRect.LowerRightCorner.Y, 0.0f);
|
||
|
||
Quad2DVertices[0].TCoords = core::vector2df(tcoords.UpperLeftCorner.X, tcoords.UpperLeftCorner.Y);
|
||
Quad2DVertices[1].TCoords = core::vector2df(tcoords.LowerRightCorner.X, tcoords.UpperLeftCorner.Y);
|
||
Quad2DVertices[2].TCoords = core::vector2df(tcoords.LowerRightCorner.X, tcoords.LowerRightCorner.Y);
|
||
Quad2DVertices[3].TCoords = core::vector2df(tcoords.UpperLeftCorner.X, tcoords.LowerRightCorner.Y);
|
||
|
||
|
||
if (clipRect)
|
||
{
|
||
if (!clipRect->isValid())
|
||
return;
|
||
|
||
//glEnable(GL_SCISSOR_TEST);
|
||
EyeSpace.TL_Flag |= TL_SCISSOR;
|
||
setScissor(clipRect->UpperLeftCorner.X, clipRect->UpperLeftCorner.Y,//renderTargetSize.Height - clipRect->LowerRightCorner.Y
|
||
clipRect->getWidth(), clipRect->getHeight());
|
||
}
|
||
|
||
video::SColor alphaTest;
|
||
alphaTest.color = useColor[0].color & useColor[0].color & useColor[0].color & useColor[0].color;
|
||
|
||
|
||
setRenderStates2DMode(alphaTest,texture, useAlphaChannelOfTexture);
|
||
|
||
drawVertexPrimitiveList(Quad2DVertices, 4,
|
||
quad_triangle_indexList, 2,
|
||
EVT_STANDARD, scene::EPT_TRIANGLES, EIT_16BIT);
|
||
|
||
if (clipRect)
|
||
EyeSpace.TL_Flag &= ~TL_SCISSOR;
|
||
|
||
setRenderStates3DMode();
|
||
|
||
}
|
||
|
||
|
||
//!Draws an 2d rectangle with a gradient.
|
||
void CBurningVideoDriver::draw2DRectangle(const core::rect<s32>& position,
|
||
SColor colorLeftUp, SColor colorRightUp, SColor colorLeftDown, SColor colorRightDown,
|
||
const core::rect<s32>* clip)
|
||
{
|
||
core::rect<s32> pos = position;
|
||
|
||
if (clip)
|
||
pos.clipAgainst(*clip);
|
||
|
||
if (!pos.isValid())
|
||
return;
|
||
|
||
Quad2DVertices[0].Color = colorLeftUp;
|
||
Quad2DVertices[1].Color = colorRightUp;
|
||
Quad2DVertices[2].Color = colorRightDown;
|
||
Quad2DVertices[3].Color = colorLeftDown;
|
||
|
||
Quad2DVertices[0].Pos = core::vector3df((f32)pos.UpperLeftCorner.X, (f32)pos.UpperLeftCorner.Y, 0.0f);
|
||
Quad2DVertices[1].Pos = core::vector3df((f32)pos.LowerRightCorner.X, (f32)pos.UpperLeftCorner.Y, 0.0f);
|
||
Quad2DVertices[2].Pos = core::vector3df((f32)pos.LowerRightCorner.X, (f32)pos.LowerRightCorner.Y, 0.0f);
|
||
Quad2DVertices[3].Pos = core::vector3df((f32)pos.UpperLeftCorner.X, (f32)pos.LowerRightCorner.Y, 0.0f);
|
||
|
||
Quad2DVertices[0].TCoords.X = 0.f;
|
||
Quad2DVertices[0].TCoords.Y = 0.f;
|
||
Quad2DVertices[1].TCoords.X = 0.f;
|
||
Quad2DVertices[1].TCoords.Y = 0.f;
|
||
Quad2DVertices[2].TCoords.X = 0.f;
|
||
Quad2DVertices[3].TCoords.Y = 0.f;
|
||
Quad2DVertices[3].TCoords.X = 0.f;
|
||
Quad2DVertices[3].TCoords.Y = 0.f;
|
||
|
||
|
||
video::SColor alphaTest;
|
||
alphaTest.color = colorLeftUp.color & colorRightUp.color & colorRightDown.color & colorLeftDown.color;
|
||
setRenderStates2DMode(alphaTest, 0, 0);
|
||
|
||
drawVertexPrimitiveList(Quad2DVertices, 4,
|
||
quad_triangle_indexList, 2,
|
||
EVT_STANDARD, scene::EPT_TRIANGLES, EIT_16BIT);
|
||
|
||
setRenderStates3DMode();
|
||
|
||
}
|
||
|
||
|
||
#endif // SOFTWARE_DRIVER_2_2D_AS_3D
|
||
|
||
|
||
|
||
|
||
|
||
//! Draws a 2d line.
|
||
void CBurningVideoDriver::draw2DLine(const core::position2d<s32>& start,
|
||
const core::position2d<s32>& end,
|
||
SColor color)
|
||
{
|
||
drawLine(RenderTargetSurface, start, end, color);
|
||
}
|
||
|
||
|
||
//! Draws a pixel
|
||
void CBurningVideoDriver::drawPixel(u32 x, u32 y, const SColor& color)
|
||
{
|
||
RenderTargetSurface->setPixel(x, y, color, true);
|
||
}
|
||
|
||
|
||
//! Only used by the internal engine. Used to notify the driver that
|
||
//! the window was resized.
|
||
void CBurningVideoDriver::OnResize(const core::dimension2d<u32>& size)
|
||
{
|
||
// make sure width and height are multiples of 2
|
||
core::dimension2d<u32> realSize(size);
|
||
/*
|
||
if (realSize.Width % 2)
|
||
realSize.Width += 1;
|
||
|
||
if (realSize.Height % 2)
|
||
realSize.Height += 1;
|
||
*/
|
||
if (ScreenSize != realSize)
|
||
{
|
||
if (ViewPort.getWidth() == (s32)ScreenSize.Width &&
|
||
ViewPort.getHeight() == (s32)ScreenSize.Height)
|
||
{
|
||
ViewPort.UpperLeftCorner.X = 0;
|
||
ViewPort.UpperLeftCorner.Y = 0;
|
||
ViewPort.LowerRightCorner.X = realSize.Width;
|
||
ViewPort.LowerRightCorner.X = realSize.Height;
|
||
}
|
||
|
||
ScreenSize = realSize;
|
||
|
||
bool resetRT = (RenderTargetSurface == BackBuffer);
|
||
|
||
if (BackBuffer)
|
||
BackBuffer->drop();
|
||
BackBuffer = new CImage(SOFTWARE_DRIVER_2_RENDERTARGET_COLOR_FORMAT, realSize);
|
||
|
||
if (resetRT)
|
||
setRenderTargetImage2(BackBuffer);
|
||
}
|
||
}
|
||
|
||
|
||
//! returns the current render target size
|
||
const core::dimension2d<u32>& CBurningVideoDriver::getCurrentRenderTargetSize() const
|
||
{
|
||
return (RenderTargetSurface == BackBuffer) ? ScreenSize : RenderTargetSize;
|
||
}
|
||
|
||
|
||
|
||
//! Draws a 3d line.
|
||
void CBurningVideoDriver::draw3DLine(const core::vector3df& start,
|
||
const core::vector3df& end, SColor color_start)
|
||
{
|
||
SColor color_end = color_start;
|
||
|
||
VertexCache.primitiveHasVertex = 2;
|
||
VertexCache.vType = E4VT_LINE;
|
||
|
||
s4DVertex* v = Clipper.data;
|
||
|
||
transform_calc(ETS_PROJ_MODEL_VIEW);
|
||
const core::matrix4* matrix = Transformation[TransformationStack];
|
||
matrix[ETS_PROJ_MODEL_VIEW].transformVect(&v[s4DVertex_ofs(0)].Pos.x, start);
|
||
matrix[ETS_PROJ_MODEL_VIEW].transformVect(&v[s4DVertex_ofs(1)].Pos.x, end);
|
||
|
||
#if BURNING_MATERIAL_MAX_COLORS > 0
|
||
v[s4DVertex_ofs(0)].Color[0].setA8R8G8B8(color_start.color);
|
||
v[s4DVertex_ofs(1)].Color[0].setA8R8G8B8(color_end.color);
|
||
#endif
|
||
|
||
size_t has_vertex_run;
|
||
for (has_vertex_run = 0; has_vertex_run < VertexCache.primitiveHasVertex; has_vertex_run += 1)
|
||
{
|
||
v[s4DVertex_ofs(has_vertex_run)].flag = (u32)(VertexCache.vSize[VertexCache.vType].Format);
|
||
v[s4DVertex_proj(has_vertex_run)].flag = v[s4DVertex_ofs(has_vertex_run)].flag;
|
||
}
|
||
|
||
|
||
size_t vOut;
|
||
|
||
// vertices count per line
|
||
vOut = clipToFrustum(VertexCache.primitiveHasVertex);
|
||
if (vOut < VertexCache.primitiveHasVertex)
|
||
return;
|
||
|
||
// to DC Space, project homogenous vertex
|
||
ndc_2_dc_and_project(v + s4DVertex_proj(0), v+ s4DVertex_ofs(0), s4DVertex_ofs(vOut));
|
||
|
||
// unproject vertex color
|
||
#if 0
|
||
#if BURNING_MATERIAL_MAX_COLORS > 0
|
||
for (g = 0; g != vOut; g += 2)
|
||
{
|
||
v[g + 1].Color[0].setA8R8G8B8(color.color);
|
||
}
|
||
#endif
|
||
#endif
|
||
|
||
IBurningShader* shader = 0;
|
||
if (CurrentShader && CurrentShader->canWireFrame()) shader = CurrentShader;
|
||
else shader = BurningShader[ETR_TEXTURE_GOURAUD_WIRE];
|
||
shader = BurningShader[ETR_TEXTURE_GOURAUD_WIRE];
|
||
|
||
shader->pushEdgeTest(1, 0, 1);
|
||
shader->setRenderTarget(RenderTargetSurface, ViewPort, Interlaced);
|
||
|
||
for (has_vertex_run = 0; (has_vertex_run + VertexCache.primitiveHasVertex) <= vOut; has_vertex_run += 1)
|
||
{
|
||
shader->drawLine(v + s4DVertex_proj(has_vertex_run), v + s4DVertex_proj(has_vertex_run+1));
|
||
}
|
||
|
||
shader->popEdgeTest();
|
||
|
||
}
|
||
|
||
|
||
//! \return Returns the name of the video driver. Example: In case of the DirectX8
|
||
//! driver, it would return "Direct3D8.1".
|
||
const wchar_t* CBurningVideoDriver::getName() const
|
||
{
|
||
#ifdef BURNINGVIDEO_RENDERER_BEAUTIFUL
|
||
return L"Burning's Video 0.52 beautiful";
|
||
#elif defined ( BURNINGVIDEO_RENDERER_ULTRA_FAST )
|
||
return L"Burning's Video 0.52 ultra fast";
|
||
#elif defined ( BURNINGVIDEO_RENDERER_FAST )
|
||
return L"Burning's Video 0.52 fast";
|
||
#elif defined ( BURNINGVIDEO_RENDERER_CE )
|
||
return L"Burning's Video 0.52 CE";
|
||
#else
|
||
return L"Burning's Video 0.52";
|
||
#endif
|
||
}
|
||
|
||
//! Returns the graphics card vendor name.
|
||
core::stringc CBurningVideoDriver::getVendorInfo()
|
||
{
|
||
return "Burning's Video: Ing. Thomas Alten (c) 2006-2020";
|
||
}
|
||
|
||
|
||
//! Returns type of video driver
|
||
E_DRIVER_TYPE CBurningVideoDriver::getDriverType() const
|
||
{
|
||
return EDT_BURNINGSVIDEO;
|
||
}
|
||
|
||
|
||
//! returns color format
|
||
ECOLOR_FORMAT CBurningVideoDriver::getColorFormat() const
|
||
{
|
||
return BackBuffer ? BackBuffer->getColorFormat() : CNullDriver::getColorFormat();
|
||
}
|
||
|
||
|
||
//! Creates a render target texture.
|
||
ITexture* CBurningVideoDriver::addRenderTargetTexture(const core::dimension2d<u32>& size,
|
||
const io::path& name, const ECOLOR_FORMAT format
|
||
#if defined(PATCH_SUPERTUX_8_0_1_with_1_9_0)
|
||
, const bool useStencil
|
||
#endif
|
||
)
|
||
{
|
||
//IImage* img = createImage(SOFTWARE_DRIVER_2_RENDERTARGET_COLOR_FORMAT, size);
|
||
//empty proxy image
|
||
IImage* img = createImageFromData(format, size, 0, true, false);
|
||
ITexture* tex = new CSoftwareTexture2(img, name, CSoftwareTexture2::IS_RENDERTARGET /*| CSoftwareTexture2::GEN_MIPMAP */, this);
|
||
if ( img ) img->drop();
|
||
addTexture(tex);
|
||
tex->drop();
|
||
return tex;
|
||
}
|
||
|
||
void CBurningVideoDriver::clearBuffers(u16 flag, SColor color, f32 depth, u8 stencil)
|
||
{
|
||
if ((flag & ECBF_COLOR) && RenderTargetSurface) image_fill(RenderTargetSurface, color, Interlaced);
|
||
if ((flag & ECBF_DEPTH) && DepthBuffer) DepthBuffer->clear(depth, Interlaced);
|
||
if ((flag & ECBF_STENCIL) && StencilBuffer) StencilBuffer->clear(stencil, Interlaced);
|
||
}
|
||
|
||
#if 0
|
||
void CBurningVideoDriver::saveBuffer()
|
||
{
|
||
static int shotCount = 0;
|
||
char buf[256];
|
||
if (BackBuffer)
|
||
{
|
||
sprintf(buf, "shot/%04d_b.png", shotCount);
|
||
writeImageToFile(BackBuffer, buf);
|
||
}
|
||
if (StencilBuffer)
|
||
{
|
||
CImage stencil(ECF_A8R8G8B8, StencilBuffer->getSize(), StencilBuffer->lock(), true, false);
|
||
sprintf(buf, "shot/%04d_s.ppm", shotCount);
|
||
writeImageToFile(&stencil, buf);
|
||
}
|
||
shotCount += 1;
|
||
}
|
||
#endif
|
||
|
||
//! Returns an image created from the last rendered frame.
|
||
IImage* CBurningVideoDriver::createScreenShot(video::ECOLOR_FORMAT format, video::E_RENDER_TARGET target)
|
||
{
|
||
if (target != video::ERT_FRAME_BUFFER)
|
||
return 0;
|
||
|
||
if (BackBuffer)
|
||
{
|
||
IImage* tmp = createImage(BackBuffer->getColorFormat(), BackBuffer->getDimension());
|
||
BackBuffer->copyTo(tmp);
|
||
return tmp;
|
||
}
|
||
else
|
||
return 0;
|
||
}
|
||
|
||
ITexture* CBurningVideoDriver::createDeviceDependentTexture(const io::path& name, IImage* image)
|
||
{
|
||
u32 flags =
|
||
((TextureCreationFlags & ETCF_CREATE_MIP_MAPS) ? CSoftwareTexture2::GEN_MIPMAP : 0)
|
||
#if defined(PATCH_SUPERTUX_8_0_1_with_1_9_0)
|
||
| CSoftwareTexture2::GEN_MIPMAP_AUTO
|
||
#else
|
||
| ((TextureCreationFlags & ETCF_AUTO_GENERATE_MIP_MAPS) ? CSoftwareTexture2::GEN_MIPMAP_AUTO : 0)
|
||
#endif
|
||
| ((TextureCreationFlags & ETCF_ALLOW_NON_POWER_2) ? CSoftwareTexture2::ALLOW_NPOT : 0)
|
||
#if defined(IRRLICHT_sRGB)
|
||
| ((TextureCreationFlags & ETCF_IMAGE_IS_LINEAR) ? CSoftwareTexture2::IMAGE_IS_LINEAR : 0)
|
||
| ((TextureCreationFlags & ETCF_TEXTURE_IS_LINEAR) ? CSoftwareTexture2::TEXTURE_IS_LINEAR : 0)
|
||
#endif
|
||
;
|
||
|
||
CSoftwareTexture2* texture = new CSoftwareTexture2(image, name, flags, this);
|
||
return texture;
|
||
}
|
||
|
||
ITexture* CBurningVideoDriver::createDeviceDependentTextureCubemap(const io::path& name, const core::array<IImage*>& image)
|
||
{
|
||
return 0;
|
||
}
|
||
|
||
//! Returns the maximum amount of primitives (mostly vertices) which
|
||
//! the device is able to render with one drawIndexedTriangleList
|
||
//! call.
|
||
u32 CBurningVideoDriver::getMaximalPrimitiveCount() const
|
||
{
|
||
return 0x7FFFFFFF;
|
||
}
|
||
|
||
|
||
//! Draws a shadow volume into the stencil buffer. To draw a stencil shadow, do
|
||
//! this: First, draw all geometry. Then use this method, to draw the shadow
|
||
//! volume. Next use IVideoDriver::drawStencilShadow() to visualize the shadow.
|
||
void CBurningVideoDriver::drawStencilShadowVolume(const core::array<core::vector3df>& triangles, bool zfail, u32 debugDataVisible)
|
||
{
|
||
const u32 count = triangles.size();
|
||
if (!StencilBuffer || !count)
|
||
return;
|
||
|
||
Material.org.MaterialType = video::EMT_SOLID;
|
||
Material.org.Lighting = false;
|
||
Material.org.ZWriteEnable = video::EZW_OFF;
|
||
Material.org.ZBuffer = ECFN_LESS;
|
||
|
||
CurrentShader = BurningShader[ETR_STENCIL_SHADOW];
|
||
|
||
CurrentShader->setRenderTarget(RenderTargetSurface, ViewPort, Interlaced);
|
||
CurrentShader->pushEdgeTest(Material.org.Wireframe, 0, 0);
|
||
|
||
//setMaterial
|
||
EyeSpace.TL_Flag &= ~(TL_TEXTURE_TRANSFORM | TL_LIGHT0_IS_NORMAL_MAP);
|
||
CurrentShader->setTLFlag(EyeSpace.TL_Flag);
|
||
//glStencilMask(~0);
|
||
//glStencilFunc(GL_ALWAYS, 0, ~0);
|
||
|
||
//glEnable(GL_DEPTH_CLAMP);
|
||
|
||
if (zfail)
|
||
{
|
||
Material.org.BackfaceCulling = false;
|
||
Material.org.FrontfaceCulling = true;
|
||
Material.CullFlag = CULL_FRONT | CULL_INVISIBLE;
|
||
|
||
CurrentShader->setStencilOp(StencilOp_KEEP, StencilOp_INCR, StencilOp_KEEP);
|
||
drawVertexPrimitiveList(triangles.const_pointer(), count, 0, count / 3, (video::E_VERTEX_TYPE) E4VT_SHADOW, scene::EPT_TRIANGLES, (video::E_INDEX_TYPE) E4IT_NONE);
|
||
|
||
Material.org.BackfaceCulling = true;
|
||
Material.org.FrontfaceCulling = false;
|
||
Material.CullFlag = CULL_BACK | CULL_INVISIBLE;
|
||
|
||
CurrentShader->setStencilOp(StencilOp_KEEP, StencilOp_DECR, StencilOp_KEEP);
|
||
drawVertexPrimitiveList(triangles.const_pointer(), count, 0, count / 3, (video::E_VERTEX_TYPE) E4VT_SHADOW, scene::EPT_TRIANGLES, (video::E_INDEX_TYPE) E4IT_NONE);
|
||
}
|
||
else // zpass
|
||
{
|
||
Material.org.BackfaceCulling = true;
|
||
Material.org.FrontfaceCulling = false;
|
||
Material.CullFlag = CULL_BACK | CULL_INVISIBLE;
|
||
|
||
CurrentShader->setStencilOp(StencilOp_KEEP, StencilOp_KEEP, StencilOp_INCR);
|
||
drawVertexPrimitiveList(triangles.const_pointer(), count, 0, count / 3, (video::E_VERTEX_TYPE) E4VT_SHADOW, scene::EPT_TRIANGLES, (video::E_INDEX_TYPE) E4IT_NONE);
|
||
|
||
Material.org.BackfaceCulling = false;
|
||
Material.org.FrontfaceCulling = true;
|
||
Material.CullFlag = CULL_FRONT | CULL_INVISIBLE;
|
||
|
||
CurrentShader->setStencilOp(StencilOp_KEEP, StencilOp_KEEP, StencilOp_DECR);
|
||
drawVertexPrimitiveList(triangles.const_pointer(), count, 0, count / 3, (video::E_VERTEX_TYPE) E4VT_SHADOW, scene::EPT_TRIANGLES, (video::E_INDEX_TYPE) E4IT_NONE);
|
||
}
|
||
//glDisable(GL_DEPTH_CLAMP);
|
||
|
||
}
|
||
|
||
//! Fills the stencil shadow with color. After the shadow volume has been drawn
|
||
//! into the stencil buffer using IVideoDriver::drawStencilShadowVolume(), use this
|
||
//! to draw the color of the shadow.
|
||
void CBurningVideoDriver::drawStencilShadow(bool clearStencilBuffer, video::SColor leftUpEdge,
|
||
video::SColor rightUpEdge, video::SColor leftDownEdge, video::SColor rightDownEdge)
|
||
{
|
||
if (!StencilBuffer)
|
||
return;
|
||
|
||
// draw a shadow rectangle covering the entire screen using stencil buffer
|
||
const u32 h = RenderTargetSurface->getDimension().Height;
|
||
const u32 w = RenderTargetSurface->getDimension().Width;
|
||
|
||
const bool bit32 = RenderTargetSurface->getColorFormat() == ECF_A8R8G8B8;
|
||
const tVideoSample alpha = extractAlpha(leftUpEdge.color) >> (bit32 ? 0 : 3);
|
||
const tVideoSample src = bit32 ? leftUpEdge.color : video::A8R8G8B8toA1R5G5B5(leftUpEdge.color);
|
||
|
||
interlace_scanline_data line;
|
||
for (line.y = 0; line.y < h; line.y += SOFTWARE_DRIVER_2_STEP_Y)
|
||
{
|
||
interlace_scanline
|
||
{
|
||
tVideoSample * dst = (tVideoSample*)RenderTargetSurface->getData() + (line.y * w);
|
||
const tStencilSample* stencil = (tStencilSample*)StencilBuffer->lock() + (line.y * w);
|
||
|
||
if (bit32)
|
||
{
|
||
for (u32 x = 0; x < w; x += SOFTWARE_DRIVER_2_STEP_X)
|
||
{
|
||
if (stencil[x]) dst[x] = PixelBlend32(dst[x], src, alpha);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
for (u32 x = 0; x < w; x += SOFTWARE_DRIVER_2_STEP_X)
|
||
{
|
||
if (stencil[x]) dst[x] = PixelBlend16(dst[x], src, alpha);
|
||
}
|
||
}
|
||
|
||
}
|
||
}
|
||
|
||
if (clearStencilBuffer)
|
||
StencilBuffer->clear(0, Interlaced);
|
||
}
|
||
|
||
|
||
core::dimension2du CBurningVideoDriver::getMaxTextureSize() const
|
||
{
|
||
return core::dimension2du(SOFTWARE_DRIVER_2_TEXTURE_MAXSIZE, SOFTWARE_DRIVER_2_TEXTURE_MAXSIZE);
|
||
}
|
||
|
||
bool CBurningVideoDriver::queryTextureFormat(ECOLOR_FORMAT format) const
|
||
{
|
||
return format == SOFTWARE_DRIVER_2_RENDERTARGET_COLOR_FORMAT || format == SOFTWARE_DRIVER_2_TEXTURE_COLOR_FORMAT;
|
||
}
|
||
|
||
#if !defined(PATCH_SUPERTUX_8_0_1_with_1_9_0)
|
||
bool CBurningVideoDriver::needsTransparentRenderPass(const irr::video::SMaterial& material) const
|
||
{
|
||
return CNullDriver::needsTransparentRenderPass(material) || material.isAlphaBlendOperation(); // || material.isTransparent();
|
||
}
|
||
#endif
|
||
|
||
s32 CBurningVideoDriver::addShaderMaterial(const c8* vertexShaderProgram,
|
||
const c8* pixelShaderProgram,
|
||
IShaderConstantSetCallBack* callback,
|
||
E_MATERIAL_TYPE baseMaterial,
|
||
s32 userData)
|
||
{
|
||
s32 materialID = -1;
|
||
|
||
IBurningShader* shader = new IBurningShader(
|
||
this, materialID,
|
||
vertexShaderProgram, 0, video::EVST_VS_1_1,
|
||
pixelShaderProgram, 0, video::EPST_PS_1_1,
|
||
0, 0, EGST_GS_4_0,
|
||
scene::EPT_TRIANGLES, scene::EPT_TRIANGLE_STRIP, 0,
|
||
callback, baseMaterial, userData);
|
||
|
||
shader->drop();
|
||
|
||
return materialID;
|
||
}
|
||
|
||
//! Adds a new material renderer to the VideoDriver, based on a high level shading language.
|
||
s32 CBurningVideoDriver::addHighLevelShaderMaterial(
|
||
const c8* vertexShaderProgram,
|
||
const c8* vertexShaderEntryPointName,
|
||
E_VERTEX_SHADER_TYPE vsCompileTarget,
|
||
const c8* pixelShaderProgram,
|
||
const c8* pixelShaderEntryPointName,
|
||
E_PIXEL_SHADER_TYPE psCompileTarget,
|
||
const c8* geometryShaderProgram,
|
||
const c8* geometryShaderEntryPointName,
|
||
E_GEOMETRY_SHADER_TYPE gsCompileTarget,
|
||
scene::E_PRIMITIVE_TYPE inType,
|
||
scene::E_PRIMITIVE_TYPE outType,
|
||
u32 verticesOut,
|
||
IShaderConstantSetCallBack* callback,
|
||
E_MATERIAL_TYPE baseMaterial,
|
||
s32 userData
|
||
#if defined(PATCH_SUPERTUX_8_0_1_with_1_9_0)
|
||
, E_GPU_SHADING_LANGUAGE shadingLang
|
||
#endif
|
||
)
|
||
{
|
||
s32 materialID = -1;
|
||
|
||
IBurningShader* shader = new IBurningShader(
|
||
this, materialID,
|
||
vertexShaderProgram, vertexShaderEntryPointName, vsCompileTarget,
|
||
pixelShaderProgram, pixelShaderEntryPointName, psCompileTarget,
|
||
geometryShaderProgram, geometryShaderEntryPointName, gsCompileTarget,
|
||
inType, outType, verticesOut,
|
||
callback, baseMaterial, userData);
|
||
|
||
shader->drop();
|
||
|
||
return materialID;
|
||
}
|
||
|
||
|
||
void CBurningVideoDriver::setFallback_Material(E_MATERIAL_TYPE fallback_MaterialType)
|
||
{
|
||
//this should be in material....
|
||
Material.Fallback_MaterialType = fallback_MaterialType;
|
||
}
|
||
|
||
void CBurningVideoDriver::setBasicRenderStates(const SMaterial& material,
|
||
const SMaterial& lastMaterial,
|
||
bool resetAllRenderstates)
|
||
{
|
||
|
||
}
|
||
|
||
//! Return an index constant for the vertex shader based on a name.
|
||
s32 CBurningVideoDriver::getVertexShaderConstantID(const c8* name)
|
||
{
|
||
return -1;
|
||
}
|
||
|
||
bool CBurningVideoDriver::setVertexShaderConstant(s32 index, const f32* floats, int count)
|
||
{
|
||
return true;
|
||
}
|
||
|
||
bool CBurningVideoDriver::setVertexShaderConstant(s32 index, const s32* ints, int count)
|
||
{
|
||
return true;
|
||
}
|
||
|
||
bool CBurningVideoDriver::setVertexShaderConstant(s32 index, const u32* ints, int count)
|
||
{
|
||
return true;
|
||
}
|
||
|
||
void CBurningVideoDriver::setVertexShaderConstant(const f32* data, s32 startRegister, s32 constantAmount)
|
||
{
|
||
}
|
||
|
||
//! Return an index constant for the pixel shader based on a name.
|
||
s32 CBurningVideoDriver::getPixelShaderConstantID(const c8* name)
|
||
{
|
||
return -1;
|
||
}
|
||
|
||
bool CBurningVideoDriver::setPixelShaderConstant(s32 index, const f32* floats, int count)
|
||
{
|
||
return false;
|
||
}
|
||
|
||
bool CBurningVideoDriver::setPixelShaderConstant(s32 index, const s32* ints, int count)
|
||
{
|
||
return false;
|
||
}
|
||
|
||
bool CBurningVideoDriver::setPixelShaderConstant(s32 index, const u32* ints, int count)
|
||
{
|
||
return false;
|
||
}
|
||
|
||
void CBurningVideoDriver::setPixelShaderConstant(const f32* data, s32 startRegister, s32 constantAmount = 1)
|
||
{
|
||
}
|
||
|
||
//! Get pointer to the IVideoDriver interface
|
||
/** \return Pointer to the IVideoDriver interface */
|
||
IVideoDriver* CBurningVideoDriver::getVideoDriver()
|
||
{
|
||
return this;
|
||
}
|
||
|
||
} // end namespace video
|
||
} // end namespace irr
|
||
|
||
#endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_
|
||
|
||
|
||
namespace irr
|
||
{
|
||
namespace video
|
||
{
|
||
|
||
//! creates a video driver
|
||
IVideoDriver* createBurningVideoDriver(const irr::SIrrlichtCreationParameters& params, io::IFileSystem* io, video::IImagePresenter* presenter)
|
||
{
|
||
#ifdef _IRR_COMPILE_WITH_BURNINGSVIDEO_
|
||
return new CBurningVideoDriver(params, io, presenter);
|
||
#else
|
||
return 0;
|
||
#endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_
|
||
}
|
||
|
||
|
||
|
||
} // end namespace video
|
||
} // end namespace irr
|
||
|