596ae90bdb
- ColladaMshWriter does now write texture-data as well. git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@3840 dfc29bdd-3216-0410-991c-e03cc46cb475
962 lines
28 KiB
C++
962 lines
28 KiB
C++
// Copyright (C) 2002-2011 Nikolaus Gebhardt
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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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#ifdef _IRR_COMPILE_WITH_COLLADA_WRITER_
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#include "CColladaMeshWriter.h"
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#include "os.h"
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#include "IFileSystem.h"
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#include "IWriteFile.h"
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#include "IXMLWriter.h"
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#include "IMesh.h"
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#include "IAttributes.h"
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namespace irr
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{
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namespace scene
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{
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CColladaMeshWriter::CColladaMeshWriter(video::IVideoDriver* driver,
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io::IFileSystem* fs)
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: FileSystem(fs), VideoDriver(driver), Writer(0)
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{
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#ifdef _DEBUG
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setDebugName("CColladaMeshWriter");
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#endif
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if (VideoDriver)
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VideoDriver->grab();
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if (FileSystem)
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FileSystem->grab();
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}
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CColladaMeshWriter::~CColladaMeshWriter()
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{
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if (VideoDriver)
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VideoDriver->drop();
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if (FileSystem)
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FileSystem->drop();
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}
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//! Returns the type of the mesh writer
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EMESH_WRITER_TYPE CColladaMeshWriter::getType() const
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{
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return EMWT_COLLADA;
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}
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//! writes a mesh
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bool CColladaMeshWriter::writeMesh(io::IWriteFile* file, scene::IMesh* mesh, s32 flags)
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{
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if (!file)
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return false;
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Writer = FileSystem->createXMLWriter(file);
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if (!Writer)
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{
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os::Printer::log("Could not write file", file->getFileName());
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return false;
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}
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os::Printer::log("Writing mesh", file->getFileName());
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// write COLLADA header
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Writer->writeXMLHeader();
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Writer->writeElement(L"COLLADA", false,
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L"xmlns", L"http://www.collada.org/2005/11/COLLADASchema",
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L"version", L"1.4.1");
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Writer->writeLineBreak();
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// write asset data
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Writer->writeElement(L"asset", false);
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Writer->writeLineBreak();
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Writer->writeElement(L"contributor", false);
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Writer->writeLineBreak();
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Writer->writeElement(L"authoring_tool", false);
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Writer->writeText(L"Irrlicht Engine / irrEdit"); // this code has originated from irrEdit 0.7
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Writer->writeClosingTag(L"authoring_tool");
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Writer->writeLineBreak();
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Writer->writeClosingTag(L"contributor");
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Writer->writeLineBreak();
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// The next two are required
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Writer->writeElement(L"created", false);
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Writer->writeText(L"2008-01-31T00:00:00Z");
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Writer->writeClosingTag(L"created");
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Writer->writeLineBreak();
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Writer->writeElement(L"modified", false);
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Writer->writeText(L"2008-01-31T00:00:00Z");
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Writer->writeClosingTag(L"modified");
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Writer->writeLineBreak();
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Writer->writeElement(L"revision", false);
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Writer->writeText(L"1.0");
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Writer->writeClosingTag(L"revision");
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Writer->writeLineBreak();
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Writer->writeClosingTag(L"asset");
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Writer->writeLineBreak();
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// write all materials
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Writer->writeElement(L"library_materials", false);
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Writer->writeLineBreak();
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u32 i;
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for (i=0; i<mesh->getMeshBufferCount(); ++i)
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{
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core::stringw strMat = "mat";
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strMat += i;
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Writer->writeElement(L"material", false,
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L"id", strMat.c_str(),
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L"name", strMat.c_str());
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Writer->writeLineBreak();
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strMat += L"-fx";
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Writer->writeElement(L"instance_effect", true,
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L"url", (core::stringw(L"#") + strMat).c_str());
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Writer->writeLineBreak();
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Writer->writeClosingTag(L"material");
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Writer->writeLineBreak();
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}
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Writer->writeClosingTag(L"library_materials");
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Writer->writeLineBreak();
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Writer->writeElement(L"library_effects", false);
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Writer->writeLineBreak();
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LibraryImages.clear();
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for (i=0; i<mesh->getMeshBufferCount(); ++i)
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{
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core::stringw strMat = "mat";
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strMat += i;
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strMat += L"-fx";
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Writer->writeElement(L"effect", false,
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L"id", strMat.c_str(),
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L"name", strMat.c_str());
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Writer->writeLineBreak();
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Writer->writeElement(L"profile_COMMON", false);
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Writer->writeLineBreak();
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video::SMaterial & material = mesh->getMeshBuffer(i)->getMaterial();
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// write texture surfaces and samplers and buffer all used imagess
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int numTextures = 0;
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for ( int t=0; t<4; ++t )
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{
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video::SMaterialLayer& layer = material.TextureLayer[t];
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if ( !layer.Texture )
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break;
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++numTextures;
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if ( LibraryImages.linear_search(layer.Texture) < 0 )
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LibraryImages.push_back( layer.Texture );
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irr::core::stringw texName("tex");
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texName += irr::core::stringw(t);
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// write texture surface
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//<newparam sid="tex0-surface">
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irr::core::stringw texSurface(texName);
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texSurface += L"-surface";
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Writer->writeElement(L"newparam", false, L"sid", texSurface.c_str());
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Writer->writeLineBreak();
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// <surface type="2D">
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Writer->writeElement(L"surface", false, L"type", L"2D");
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Writer->writeLineBreak();
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// <init_from>internal_texturename</init_from>
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Writer->writeElement(L"init_from", false);
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Writer->writeText(irr::core::stringw(layer.Texture->getName().getInternalName()).c_str());
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Writer->writeClosingTag(L"init_from");
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Writer->writeLineBreak();
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// <format>A8R8G8B8</format>
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Writer->writeElement(L"format", false);
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video::ECOLOR_FORMAT format = layer.Texture->getColorFormat();
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Writer->writeText(toString(format).c_str());
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Writer->writeClosingTag(L"format");
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Writer->writeLineBreak();
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// </surface>
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Writer->writeClosingTag(L"surface");
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Writer->writeLineBreak();
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// </newparam>
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Writer->writeClosingTag(L"newparam");
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Writer->writeLineBreak();
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// write texture sampler
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// <newparam sid="tex0-sampler">
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irr::core::stringw texSampler(texName);
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texSampler += L"-sampler";
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Writer->writeElement(L"newparam", false, L"sid", texSampler.c_str());
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Writer->writeLineBreak();
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// <sampler2D>
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Writer->writeElement(L"sampler2D", false);
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Writer->writeLineBreak();
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// <source>tex0-surface</source>
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Writer->writeElement(L"source", false);
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Writer->writeText(texSurface.c_str());
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Writer->writeClosingTag(L"source");
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Writer->writeLineBreak();
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// <wrap_s>WRAP</wrap_s>
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Writer->writeElement(L"wrap_s", false);
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Writer->writeText(toString((video::E_TEXTURE_CLAMP)layer.TextureWrapU).c_str());
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Writer->writeClosingTag(L"wrap_s");
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Writer->writeLineBreak();
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// <wrap_t>WRAP</wrap_t>
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Writer->writeElement(L"wrap_t", false);
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Writer->writeText(toString((video::E_TEXTURE_CLAMP)layer.TextureWrapV).c_str());
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Writer->writeClosingTag(L"wrap_t");
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Writer->writeLineBreak();
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// <minfilter>LINEAR_MIPMAP_LINEAR</minfilter>
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Writer->writeElement(L"minfilter", false);
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Writer->writeText(minTexfilterToString(layer.BilinearFilter, layer.TrilinearFilter).c_str());
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Writer->writeClosingTag(L"minfilter");
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Writer->writeLineBreak();
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// <magfilter>LINEAR</magfilter>
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Writer->writeElement(L"magfilter", false);
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Writer->writeText(magTexfilterToString(layer.BilinearFilter, layer.TrilinearFilter).c_str());
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Writer->writeClosingTag(L"magfilter");
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Writer->writeLineBreak();
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// TBD - actually not sure how anisotropic should be written, so for now it writes in a way
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// that works with the way the loader reads it again.
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if ( layer.AnisotropicFilter )
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{
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// <mipfilter>LINEAR_MIPMAP_LINEAR</mipfilter>
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Writer->writeElement(L"mipfilter", false);
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Writer->writeText(L"LINEAR_MIPMAP_LINEAR");
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Writer->writeClosingTag(L"mipfilter");
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Writer->writeLineBreak();
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}
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// </sampler2D>
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Writer->writeClosingTag(L"sampler2D");
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Writer->writeLineBreak();
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// </newparam>
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Writer->writeClosingTag(L"newparam");
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Writer->writeLineBreak();
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}
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Writer->writeElement(L"technique", false, L"sid", L"common");
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Writer->writeLineBreak();
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Writer->writeElement(L"blinn", false);
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Writer->writeLineBreak();
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{
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// write all interesting material parameters
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// attributes must be written in fixed order
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Writer->writeElement(L"emission", false);
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Writer->writeLineBreak();
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if ( numTextures < 1 )
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writeColorElement(material.EmissiveColor);
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else
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{
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// <texture texture="sampler" texcoord="texCoord"/>
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Writer->writeElement(L"texture", true, L"texture", L"tex0-sampler", L"texcoord", L"mesh-TexCoord0" );
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Writer->writeLineBreak();
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}
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Writer->writeClosingTag(L"emission");
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Writer->writeLineBreak();
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Writer->writeElement(L"ambient", false);
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Writer->writeLineBreak();
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if ( numTextures < 2 )
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writeColorElement(material.AmbientColor);
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else
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{
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// <texture texture="sampler" texcoord="texCoord"/>
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Writer->writeElement(L"texture", true, L"texture", L"tex1-sampler", L"texcoord", L"mesh-TexCoord0" );
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Writer->writeLineBreak();
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}
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Writer->writeClosingTag(L"ambient");
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Writer->writeLineBreak();
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Writer->writeElement(L"diffuse", false);
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Writer->writeLineBreak();
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if ( numTextures < 3 )
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writeColorElement(material.DiffuseColor);
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else
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{
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// <texture texture="sampler" texcoord="texCoord"/>
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Writer->writeElement(L"texture", true, L"texture", L"tex2-sampler", L"texcoord", L"mesh-TexCoord0" );
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Writer->writeLineBreak();
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}
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Writer->writeClosingTag(L"diffuse");
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Writer->writeLineBreak();
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Writer->writeElement(L"specular", false);
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Writer->writeLineBreak();
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if ( numTextures < 4 )
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writeColorElement(material.SpecularColor);
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else
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{
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// <texture texture="sampler" texcoord="texCoord"/>
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Writer->writeElement(L"texture", true, L"texture", L"tex3-sampler", L"texcoord", L"mesh-TexCoord0" );
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Writer->writeLineBreak();
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}
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Writer->writeClosingTag(L"specular");
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Writer->writeLineBreak();
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Writer->writeElement(L"shininess", false);
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Writer->writeLineBreak();
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Writer->writeElement(L"float", false);
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Writer->writeText(core::stringw(material.Shininess).c_str());
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Writer->writeClosingTag(L"float");
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Writer->writeLineBreak();
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Writer->writeClosingTag(L"shininess");
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Writer->writeLineBreak();
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}
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Writer->writeClosingTag(L"blinn");
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Writer->writeLineBreak();
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Writer->writeClosingTag(L"technique");
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Writer->writeLineBreak();
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Writer->writeClosingTag(L"profile_COMMON");
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Writer->writeLineBreak();
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Writer->writeClosingTag(L"effect");
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Writer->writeLineBreak();
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}
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Writer->writeClosingTag(L"library_effects");
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Writer->writeLineBreak();
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// images
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if ( !LibraryImages.empty() )
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{
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Writer->writeElement(L"library_images", false);
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Writer->writeLineBreak();
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for ( irr::u32 i=0; i<LibraryImages.size(); ++i )
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{
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//<image name="rose01">
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Writer->writeElement(L"image", false, L"name", irr::core::stringw(LibraryImages[i]->getName().getInternalName()).c_str());
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Writer->writeLineBreak();
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// <init_from>../flowers/rose01.jpg</init_from>
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Writer->writeElement(L"init_from", false);
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// TODO: path might need some conversion into collada URI-format to replace whitespaces etc.
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Writer->writeText(irr::core::stringw(LibraryImages[i]->getName().getPath()).c_str());
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Writer->writeClosingTag(L"init_from");
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Writer->writeLineBreak();
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// </image>
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Writer->writeClosingTag(L"image");
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Writer->writeLineBreak();
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}
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Writer->writeClosingTag(L"library_images");
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Writer->writeLineBreak();
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}
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// write mesh
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Writer->writeElement(L"library_geometries", false);
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Writer->writeLineBreak();
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Writer->writeElement(L"geometry", false, L"id", L"mesh", L"name", L"mesh");
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Writer->writeLineBreak();
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Writer->writeElement(L"mesh");
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Writer->writeLineBreak();
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// do some statistics for the mesh to know which stuff needs to be saved into
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// the file:
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// - count vertices
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// - check for the need of a second texture coordinate
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// - count amount of second texture coordinates
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// - check for the need of tangents (TODO)
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u32 totalVertexCount = 0;
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u32 totalTCoords2Count = 0;
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bool needsTangents = false; // TODO: tangents not supported here yet
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for (i=0; i<mesh->getMeshBufferCount(); ++i)
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{
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totalVertexCount += mesh->getMeshBuffer(i)->getVertexCount();
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if (hasSecondTextureCoordinates(mesh->getMeshBuffer(i)->getVertexType()))
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totalTCoords2Count += mesh->getMeshBuffer(i)->getVertexCount();
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if (!needsTangents)
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needsTangents = mesh->getMeshBuffer(i)->getVertexType() == video::EVT_TANGENTS;
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}
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SComponentGlobalStartPos* globalIndices = new SComponentGlobalStartPos[mesh->getMeshBufferCount()];
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// write positions
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Writer->writeElement(L"source", false, L"id", L"mesh-Pos");
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Writer->writeLineBreak();
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core::stringw vertexCountStr(totalVertexCount*3);
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Writer->writeElement(L"float_array", false, L"id", L"mesh-Pos-array",
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L"count", vertexCountStr.c_str());
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Writer->writeLineBreak();
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for (i=0; i<mesh->getMeshBufferCount(); ++i)
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{
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scene::IMeshBuffer* buffer = mesh->getMeshBuffer(i);
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video::E_VERTEX_TYPE vtxType = buffer->getVertexType();
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u32 vertexCount = buffer->getVertexCount();
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globalIndices[i].PosStartIndex = 0;
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if (i!=0)
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globalIndices[i].PosStartIndex = globalIndices[i-1].PosLastIndex + 1;
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globalIndices[i].PosLastIndex = globalIndices[i].PosStartIndex + vertexCount - 1;
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switch(vtxType)
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{
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case video::EVT_STANDARD:
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{
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video::S3DVertex* vtx = (video::S3DVertex*)buffer->getVertices();
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for (u32 j=0; j<vertexCount; ++j)
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{
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Writer->writeText(toString(vtx[j].Pos).c_str());
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Writer->writeLineBreak();
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}
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}
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break;
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case video::EVT_2TCOORDS:
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{
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video::S3DVertex2TCoords* vtx = (video::S3DVertex2TCoords*)buffer->getVertices();
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for (u32 j=0; j<vertexCount; ++j)
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{
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Writer->writeText(toString(vtx[j].Pos).c_str());
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Writer->writeLineBreak();
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}
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}
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break;
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case video::EVT_TANGENTS:
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{
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video::S3DVertexTangents* vtx = (video::S3DVertexTangents*)buffer->getVertices();
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for (u32 j=0; j<vertexCount; ++j)
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{
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Writer->writeText(toString(vtx[j].Pos).c_str());
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Writer->writeLineBreak();
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}
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}
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break;
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}
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}
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Writer->writeClosingTag(L"float_array");
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Writer->writeLineBreak();
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Writer->writeElement(L"technique_common", false);
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Writer->writeLineBreak();
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vertexCountStr = core::stringw(totalVertexCount);
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Writer->writeElement(L"accessor", false, L"source", L"#mesh-Pos-array",
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L"count", vertexCountStr.c_str(), L"stride", L"3");
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Writer->writeLineBreak();
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Writer->writeElement(L"param", true, L"name", L"X", L"type", L"float");
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Writer->writeLineBreak();
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Writer->writeElement(L"param", true, L"name", L"Y", L"type", L"float");
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Writer->writeLineBreak();
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Writer->writeElement(L"param", true, L"name", L"Z", L"type", L"float");
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Writer->writeLineBreak();
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Writer->writeClosingTag(L"accessor");
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Writer->writeLineBreak();
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Writer->writeClosingTag(L"technique_common");
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Writer->writeLineBreak();
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Writer->writeClosingTag(L"source");
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Writer->writeLineBreak();
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// write texture coordinates
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Writer->writeElement(L"source", false, L"id", L"mesh-TexCoord0");
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Writer->writeLineBreak();
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vertexCountStr = core::stringw(totalVertexCount*2);
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Writer->writeElement(L"float_array", false, L"id", L"mesh-TexCoord0-array",
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L"count", vertexCountStr.c_str());
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Writer->writeLineBreak();
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for (i=0; i<mesh->getMeshBufferCount(); ++i)
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{
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scene::IMeshBuffer* buffer = mesh->getMeshBuffer(i);
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video::E_VERTEX_TYPE vtxType = buffer->getVertexType();
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u32 vertexCount = buffer->getVertexCount();
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|
|
globalIndices[i].TCoord0StartIndex = 0;
|
|
|
|
if (i!=0)
|
|
globalIndices[i].TCoord0StartIndex = globalIndices[i-1].TCoord0LastIndex + 1;
|
|
|
|
globalIndices[i].TCoord0LastIndex = globalIndices[i].TCoord0StartIndex + vertexCount - 1;
|
|
|
|
switch(vtxType)
|
|
{
|
|
case video::EVT_STANDARD:
|
|
{
|
|
video::S3DVertex* vtx = (video::S3DVertex*)buffer->getVertices();
|
|
for (u32 j=0; j<vertexCount; ++j)
|
|
{
|
|
Writer->writeText(toString(vtx[j].TCoords).c_str());
|
|
Writer->writeLineBreak();
|
|
}
|
|
}
|
|
break;
|
|
case video::EVT_2TCOORDS:
|
|
{
|
|
video::S3DVertex2TCoords* vtx = (video::S3DVertex2TCoords*)buffer->getVertices();
|
|
for (u32 j=0; j<vertexCount; ++j)
|
|
{
|
|
Writer->writeText(toString(vtx[j].TCoords).c_str());
|
|
Writer->writeLineBreak();
|
|
}
|
|
}
|
|
break;
|
|
case video::EVT_TANGENTS:
|
|
{
|
|
video::S3DVertexTangents* vtx = (video::S3DVertexTangents*)buffer->getVertices();
|
|
for (u32 j=0; j<vertexCount; ++j)
|
|
{
|
|
Writer->writeText(toString(vtx[j].TCoords).c_str());
|
|
Writer->writeLineBreak();
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
Writer->writeClosingTag(L"float_array");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeElement(L"technique_common", false);
|
|
Writer->writeLineBreak();
|
|
|
|
vertexCountStr = core::stringw(totalVertexCount);
|
|
|
|
Writer->writeElement(L"accessor", false, L"source", L"#mesh-TexCoord0-array",
|
|
L"count", vertexCountStr.c_str(), L"stride", L"2");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeElement(L"param", true, L"name", L"U", L"type", L"float");
|
|
Writer->writeLineBreak();
|
|
Writer->writeElement(L"param", true, L"name", L"V", L"type", L"float");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeClosingTag(L"accessor");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeClosingTag(L"technique_common");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeClosingTag(L"source");
|
|
Writer->writeLineBreak();
|
|
|
|
// write normals
|
|
|
|
Writer->writeElement(L"source", false, L"id", L"mesh-Normal");
|
|
Writer->writeLineBreak();
|
|
|
|
vertexCountStr = core::stringw(totalVertexCount*3);
|
|
Writer->writeElement(L"float_array", false, L"id", L"mesh-Normal-array",
|
|
L"count", vertexCountStr.c_str());
|
|
Writer->writeLineBreak();
|
|
|
|
for (i=0; i<mesh->getMeshBufferCount(); ++i)
|
|
{
|
|
scene::IMeshBuffer* buffer = mesh->getMeshBuffer(i);
|
|
video::E_VERTEX_TYPE vtxType = buffer->getVertexType();
|
|
u32 vertexCount = buffer->getVertexCount();
|
|
|
|
globalIndices[i].NormalStartIndex = 0;
|
|
|
|
if (i!=0)
|
|
globalIndices[i].NormalStartIndex = globalIndices[i-1].NormalLastIndex + 1;
|
|
|
|
globalIndices[i].NormalLastIndex = globalIndices[i].NormalStartIndex + vertexCount - 1;
|
|
|
|
switch(vtxType)
|
|
{
|
|
case video::EVT_STANDARD:
|
|
{
|
|
video::S3DVertex* vtx = (video::S3DVertex*)buffer->getVertices();
|
|
for (u32 j=0; j<vertexCount; ++j)
|
|
{
|
|
Writer->writeText(toString(vtx[j].Normal).c_str());
|
|
Writer->writeLineBreak();
|
|
}
|
|
}
|
|
break;
|
|
case video::EVT_2TCOORDS:
|
|
{
|
|
video::S3DVertex2TCoords* vtx = (video::S3DVertex2TCoords*)buffer->getVertices();
|
|
for (u32 j=0; j<vertexCount; ++j)
|
|
{
|
|
Writer->writeText(toString(vtx[j].Normal).c_str());
|
|
Writer->writeLineBreak();
|
|
}
|
|
}
|
|
break;
|
|
case video::EVT_TANGENTS:
|
|
{
|
|
video::S3DVertexTangents* vtx = (video::S3DVertexTangents*)buffer->getVertices();
|
|
for (u32 j=0; j<vertexCount; ++j)
|
|
{
|
|
Writer->writeText(toString(vtx[j].Normal).c_str());
|
|
Writer->writeLineBreak();
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
Writer->writeClosingTag(L"float_array");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeElement(L"technique_common", false);
|
|
Writer->writeLineBreak();
|
|
|
|
vertexCountStr = core::stringw(totalVertexCount);
|
|
|
|
Writer->writeElement(L"accessor", false, L"source", L"#mesh-Normal-array",
|
|
L"count", vertexCountStr.c_str(), L"stride", L"3");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeElement(L"param", true, L"name", L"X", L"type", L"float");
|
|
Writer->writeLineBreak();
|
|
Writer->writeElement(L"param", true, L"name", L"Y", L"type", L"float");
|
|
Writer->writeLineBreak();
|
|
Writer->writeElement(L"param", true, L"name", L"Z", L"type", L"float");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeClosingTag(L"accessor");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeClosingTag(L"technique_common");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeClosingTag(L"source");
|
|
Writer->writeLineBreak();
|
|
|
|
// write second set of texture coordinates
|
|
|
|
if (totalTCoords2Count)
|
|
{
|
|
Writer->writeElement(L"source", false, L"id", L"mesh-TexCoord1");
|
|
Writer->writeLineBreak();
|
|
|
|
vertexCountStr = core::stringw(totalTCoords2Count*2);
|
|
Writer->writeElement(L"float_array", false, L"id", L"mesh-TexCoord1-array",
|
|
L"count", vertexCountStr.c_str());
|
|
Writer->writeLineBreak();
|
|
|
|
for (i=0; i<mesh->getMeshBufferCount(); ++i)
|
|
{
|
|
scene::IMeshBuffer* buffer = mesh->getMeshBuffer(i);
|
|
video::E_VERTEX_TYPE vtxType = buffer->getVertexType();
|
|
u32 vertexCount = buffer->getVertexCount();
|
|
|
|
if (hasSecondTextureCoordinates(vtxType))
|
|
{
|
|
globalIndices[i].TCoord1StartIndex = 0;
|
|
|
|
if (i!=0 && globalIndices[i-1].TCoord1LastIndex != -1)
|
|
globalIndices[i].TCoord1StartIndex = globalIndices[i-1].TCoord1LastIndex + 1;
|
|
|
|
globalIndices[i].TCoord1LastIndex = globalIndices[i].TCoord1StartIndex + vertexCount - 1;
|
|
|
|
switch(vtxType)
|
|
{
|
|
case video::EVT_2TCOORDS:
|
|
{
|
|
video::S3DVertex2TCoords* vtx = (video::S3DVertex2TCoords*)buffer->getVertices();
|
|
for (u32 j=0; j<vertexCount; ++j)
|
|
{
|
|
Writer->writeText(toString(vtx[j].TCoords2).c_str());
|
|
Writer->writeLineBreak();
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
} // end this buffer has 2 texture coordinates
|
|
}
|
|
|
|
Writer->writeClosingTag(L"float_array");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeElement(L"technique_common", false);
|
|
Writer->writeLineBreak();
|
|
|
|
vertexCountStr = core::stringw(totalTCoords2Count);
|
|
|
|
Writer->writeElement(L"accessor", false, L"source", L"#mesh-TexCoord1-array",
|
|
L"count", vertexCountStr.c_str(), L"stride", L"2");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeElement(L"param", true, L"name", L"U", L"type", L"float");
|
|
Writer->writeLineBreak();
|
|
Writer->writeElement(L"param", true, L"name", L"V", L"type", L"float");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeClosingTag(L"accessor");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeClosingTag(L"technique_common");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeClosingTag(L"source");
|
|
Writer->writeLineBreak();
|
|
}
|
|
|
|
// write tangents
|
|
|
|
// TODO
|
|
|
|
// write vertices
|
|
|
|
Writer->writeElement(L"vertices", false, L"id", L"mesh-Vtx");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeElement(L"input", true, L"semantic", L"POSITION", L"source", L"#mesh-Pos");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeClosingTag(L"vertices");
|
|
Writer->writeLineBreak();
|
|
|
|
// write polygons
|
|
|
|
for (i=0; i<mesh->getMeshBufferCount(); ++i)
|
|
{
|
|
scene::IMeshBuffer* buffer = mesh->getMeshBuffer(i);
|
|
|
|
const u32 polyCount = buffer->getIndexCount() / 3;
|
|
core::stringw strPolyCount(polyCount);
|
|
core::stringw strMat = "mat";
|
|
strMat += i;
|
|
|
|
Writer->writeElement(L"triangles", false, L"count", strPolyCount.c_str(),
|
|
L"material", strMat.c_str());
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeElement(L"input", true, L"semantic", L"VERTEX", L"source", L"#mesh-Vtx", L"offset", L"0");
|
|
Writer->writeLineBreak();
|
|
Writer->writeElement(L"input", true, L"semantic", L"TEXCOORD", L"source", L"#mesh-TexCoord0", L"offset", L"1");
|
|
Writer->writeLineBreak();
|
|
Writer->writeElement(L"input", true, L"semantic", L"NORMAL", L"source", L"#mesh-Normal", L"offset", L"2");
|
|
Writer->writeLineBreak();
|
|
|
|
bool has2ndTexCoords = hasSecondTextureCoordinates(buffer->getVertexType());
|
|
if (has2ndTexCoords)
|
|
{
|
|
Writer->writeElement(L"input", true, L"semantic", L"TEXCOORD", L"source", L"#mesh-TexCoord1", L"idx", L"3");
|
|
Writer->writeLineBreak();
|
|
}
|
|
|
|
// write indices now
|
|
|
|
s32 posIdx = globalIndices[i].PosStartIndex;
|
|
s32 tCoordIdx = globalIndices[i].TCoord0StartIndex;
|
|
s32 normalIdx = globalIndices[i].NormalStartIndex;
|
|
s32 tCoord2Idx = globalIndices[i].TCoord1StartIndex;
|
|
|
|
Writer->writeElement(L"p", false);
|
|
|
|
for (u32 p=0; p<polyCount; ++p)
|
|
{
|
|
core::stringw strP;
|
|
|
|
strP += buffer->getIndices()[(p*3) + 0] + posIdx;
|
|
strP += " ";
|
|
strP += buffer->getIndices()[(p*3) + 0] + tCoordIdx;
|
|
strP += " ";
|
|
strP += buffer->getIndices()[(p*3) + 0] + normalIdx;
|
|
strP += " ";
|
|
if (has2ndTexCoords)
|
|
{
|
|
strP += buffer->getIndices()[(p*3) + 0] + tCoord2Idx;
|
|
strP += " ";
|
|
}
|
|
|
|
strP += buffer->getIndices()[(p*3) + 1] + posIdx;
|
|
strP += " ";
|
|
strP += buffer->getIndices()[(p*3) + 1] + tCoordIdx;
|
|
strP += " ";
|
|
strP += buffer->getIndices()[(p*3) + 1] + normalIdx;
|
|
strP += " ";
|
|
if (has2ndTexCoords)
|
|
{
|
|
strP += buffer->getIndices()[(p*3) + 1] + tCoord2Idx;
|
|
strP += " ";
|
|
}
|
|
|
|
strP += buffer->getIndices()[(p*3) + 2] + posIdx;
|
|
strP += " ";
|
|
strP += buffer->getIndices()[(p*3) + 2] + tCoordIdx;
|
|
strP += " ";
|
|
strP += buffer->getIndices()[(p*3) + 2] + normalIdx;
|
|
if (has2ndTexCoords)
|
|
{
|
|
strP += " ";
|
|
strP += buffer->getIndices()[(p*3) + 2] + tCoord2Idx;
|
|
}
|
|
strP += " ";
|
|
|
|
Writer->writeText(strP.c_str());
|
|
}
|
|
|
|
Writer->writeClosingTag(L"p");
|
|
Writer->writeLineBreak();
|
|
|
|
// close index buffer section
|
|
|
|
Writer->writeClosingTag(L"triangles");
|
|
Writer->writeLineBreak();
|
|
}
|
|
|
|
// close mesh and geometry
|
|
|
|
Writer->writeClosingTag(L"mesh");
|
|
Writer->writeLineBreak();
|
|
Writer->writeClosingTag(L"geometry");
|
|
Writer->writeLineBreak();
|
|
|
|
Writer->writeClosingTag(L"library_geometries");
|
|
Writer->writeLineBreak();
|
|
|
|
// close everything
|
|
|
|
Writer->writeClosingTag(L"COLLADA");
|
|
Writer->drop();
|
|
|
|
delete [] globalIndices;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
bool CColladaMeshWriter::hasSecondTextureCoordinates(video::E_VERTEX_TYPE type) const
|
|
{
|
|
return type == video::EVT_2TCOORDS;
|
|
}
|
|
|
|
irr::core::stringw CColladaMeshWriter::toString(const irr::core::vector3df& vec) const
|
|
{
|
|
c8 tmpbuf[255];
|
|
snprintf(tmpbuf, 255, "%f %f %f", vec.X, vec.Y, vec.Z);
|
|
core::stringw str = tmpbuf;
|
|
|
|
return str;
|
|
}
|
|
|
|
irr::core::stringw CColladaMeshWriter::toString(const irr::core::vector2df& vec) const
|
|
{
|
|
c8 tmpbuf[255];
|
|
snprintf(tmpbuf, 255, "%f %f", vec.X, vec.Y);
|
|
core::stringw str = tmpbuf;
|
|
|
|
return str;
|
|
}
|
|
|
|
inline irr::core::stringw CColladaMeshWriter::toString(const irr::video::SColorf& colorf) const
|
|
{
|
|
c8 tmpbuf[255];
|
|
snprintf(tmpbuf, 255, "%f %f %f %f", colorf.getRed(), colorf.getGreen(), colorf.getBlue(), colorf.getAlpha());
|
|
core::stringw str = tmpbuf;
|
|
|
|
return str;
|
|
}
|
|
|
|
inline irr::core::stringw CColladaMeshWriter::toString(const irr::video::ECOLOR_FORMAT format) const
|
|
{
|
|
switch ( format )
|
|
{
|
|
case video::ECF_A1R5G5B5: return irr::core::stringw(L"A1R5G5B5");
|
|
case video::ECF_R5G6B5: return irr::core::stringw(L"R5G6B5");
|
|
case video::ECF_R8G8B8: return irr::core::stringw(L"R8G8B8");
|
|
case video::ECF_A8R8G8B8: return irr::core::stringw(L"A8R8G8B8");
|
|
default: return irr::core::stringw(L"");
|
|
}
|
|
}
|
|
|
|
inline irr::core::stringw CColladaMeshWriter::toString(const irr::video::E_TEXTURE_CLAMP clamp) const
|
|
{
|
|
switch ( clamp )
|
|
{
|
|
case video::ETC_REPEAT:
|
|
return core::stringw(L"WRAP");
|
|
case video::ETC_CLAMP:
|
|
case video::ETC_CLAMP_TO_EDGE:
|
|
return core::stringw(L"CLAMP");
|
|
case video::ETC_CLAMP_TO_BORDER:
|
|
return core::stringw(L"BORDER");
|
|
case video::ETC_MIRROR:
|
|
case video::ETC_MIRROR_CLAMP:
|
|
case video::ETC_MIRROR_CLAMP_TO_EDGE:
|
|
case video::ETC_MIRROR_CLAMP_TO_BORDER:
|
|
return core::stringw(L"MIRROR");
|
|
}
|
|
return core::stringw(L"NONE");
|
|
}
|
|
|
|
inline irr::core::stringw CColladaMeshWriter::minTexfilterToString(bool bilinear, bool trilinear) const
|
|
{
|
|
if ( trilinear )
|
|
return core::stringw(L"LINEAR_MIPMAP_LINEAR");
|
|
else if ( bilinear )
|
|
return core::stringw(L"LINEAR_MIPMAP_NEAREST");
|
|
|
|
return core::stringw(L"NONE");
|
|
}
|
|
|
|
inline irr::core::stringw CColladaMeshWriter::magTexfilterToString(bool bilinear, bool trilinear) const
|
|
{
|
|
if ( bilinear || trilinear )
|
|
return core::stringw(L"LINEAR");
|
|
|
|
return core::stringw(L"NONE");
|
|
}
|
|
|
|
void CColladaMeshWriter::writeColorElement(const video::SColor & col)
|
|
{
|
|
Writer->writeElement(L"color", false);
|
|
|
|
irr::core::stringw str( toString(video::SColorf(col)) );
|
|
Writer->writeText(str.c_str());
|
|
|
|
Writer->writeClosingTag(L"color");
|
|
Writer->writeLineBreak();
|
|
}
|
|
|
|
|
|
} // end namespace
|
|
} // end namespace
|
|
|
|
#endif
|
|
|