85 lines
1.9 KiB
C++
85 lines
1.9 KiB
C++
// Copyright (C) 2009-2010 Amundis
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// Heavily based on the OpenGL driver implemented by Nikolaus Gebhardt
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// and OpenGL ES driver implemented by Christian Stehno
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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 "COGLES2Renderer2D.h"
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#ifdef _IRR_COMPILE_WITH_OGLES2_
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namespace irr
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{
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namespace video
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{
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const char* const COGLES2Renderer2d::sBuiltInShaderUniformNames[] =
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{
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"uOrthoMatrix",
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"uUseTexture",
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"uTextureUnit",
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"uAlphaTest",
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"uAlphaValue",
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0
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};
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static const char* vertexShaderFile = IRR_OGLES2_SHADER_PATH "COGLES2Renderer2D.vsh";
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static const char* fragmentShaderFile = IRR_OGLES2_SHADER_PATH "COGLES2Renderer2D.fsh";
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COGLES2Renderer2d::COGLES2Renderer2d( irr::video::COGLES2Driver *driver, irr::io::IFileSystem *fs )
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: COGLES2SLMaterialRenderer( driver, fs, 0, 0, sBuiltInShaderUniformNames, UNIFORM_COUNT )
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{
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#ifdef _DEBUG
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setDebugName( "COGLES2Renderer2d" );
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#endif
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s32 dummy = -1;
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if (!initFromFiles( dummy, vertexShaderFile, fragmentShaderFile, false))
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return;
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useProgram();
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int texUnit = 0;
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setUniform( TEXTURE_UNIT, &texUnit );
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}
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void COGLES2Renderer2d::useTexture( bool param )
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{
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if ( param != UseTexture )
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{
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UseTexture = param;
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int dummy = param ? 1 : 0;
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setUniform( USE_TEXTURE, &dummy );
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}
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}
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void COGLES2Renderer2d::useAlphaTest( bool param )
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{
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if ( param != UseAlphaTest )
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{
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UseAlphaTest = param;
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int dummy = param ? 1 : 0;
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setUniform( ALPHA_TEST, &dummy );
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}
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}
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void COGLES2Renderer2d::setAlphaTestValue( float value )
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{
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if ( value != AlphaTestValue )
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{
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AlphaTestValue = value;
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setUniform( ALPHA_VALUE, &AlphaTestValue );
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}
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}
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void COGLES2Renderer2d::setOrthoMatrix( const core::matrix4 &matrix )
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{
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if ( matrix != OrthoMatrix )
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{
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OrthoMatrix = matrix;
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setUniform( ORTHO_MATRIX, OrthoMatrix.pointer() );
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}
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}
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}
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}
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#endif
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