QGLEngineSharedShaders::QGLEngineSharedShaders(const QGLContext* context) : ctxGuard(context) , blitShaderProg(0) , simpleShaderProg(0) { /* Rather than having the shader source array statically initialised, it is initialised here instead. This is to allow new shader names to be inserted or existing names moved around without having to change the order of the glsl strings. It is hoped this will make future hard-to-find runtime bugs more obvious and generally give more solid code. */ static bool snippetsPopulated = false; if (!snippetsPopulated) { const char** code = qShaderSnippets; // shortcut code[MainVertexShader] = qglslMainVertexShader; code[MainWithTexCoordsVertexShader] = qglslMainWithTexCoordsVertexShader; code[MainWithTexCoordsAndOpacityVertexShader] = qglslMainWithTexCoordsAndOpacityVertexShader; code[UntransformedPositionVertexShader] = qglslUntransformedPositionVertexShader; code[PositionOnlyVertexShader] = qglslPositionOnlyVertexShader; code[PositionWithPatternBrushVertexShader] = qglslPositionWithPatternBrushVertexShader; code[PositionWithLinearGradientBrushVertexShader] = qglslPositionWithLinearGradientBrushVertexShader; code[PositionWithConicalGradientBrushVertexShader] = qglslPositionWithConicalGradientBrushVertexShader; code[PositionWithRadialGradientBrushVertexShader] = qglslPositionWithRadialGradientBrushVertexShader; code[PositionWithTextureBrushVertexShader] = qglslPositionWithTextureBrushVertexShader; code[AffinePositionWithPatternBrushVertexShader] = qglslAffinePositionWithPatternBrushVertexShader; code[AffinePositionWithLinearGradientBrushVertexShader] = qglslAffinePositionWithLinearGradientBrushVertexShader; code[AffinePositionWithConicalGradientBrushVertexShader] = qglslAffinePositionWithConicalGradientBrushVertexShader; code[AffinePositionWithRadialGradientBrushVertexShader] = qglslAffinePositionWithRadialGradientBrushVertexShader; code[AffinePositionWithTextureBrushVertexShader] = qglslAffinePositionWithTextureBrushVertexShader; code[MainFragmentShader_CMO] = qglslMainFragmentShader_CMO; code[MainFragmentShader_CM] = qglslMainFragmentShader_CM; code[MainFragmentShader_MO] = qglslMainFragmentShader_MO; code[MainFragmentShader_M] = qglslMainFragmentShader_M; code[MainFragmentShader_CO] = qglslMainFragmentShader_CO; code[MainFragmentShader_C] = qglslMainFragmentShader_C; code[MainFragmentShader_O] = qglslMainFragmentShader_O; code[MainFragmentShader] = qglslMainFragmentShader; code[MainFragmentShader_ImageArrays] = qglslMainFragmentShader_ImageArrays; code[ImageSrcFragmentShader] = qglslImageSrcFragmentShader; code[ImageSrcWithPatternFragmentShader] = qglslImageSrcWithPatternFragmentShader; code[NonPremultipliedImageSrcFragmentShader] = qglslNonPremultipliedImageSrcFragmentShader; code[CustomImageSrcFragmentShader] = qglslCustomSrcFragmentShader; // Calls "customShader", which must be appended code[SolidBrushSrcFragmentShader] = qglslSolidBrushSrcFragmentShader; code[TextureBrushSrcFragmentShader] = qglslTextureBrushSrcFragmentShader; code[TextureBrushSrcWithPatternFragmentShader] = qglslTextureBrushSrcWithPatternFragmentShader; code[PatternBrushSrcFragmentShader] = qglslPatternBrushSrcFragmentShader; code[LinearGradientBrushSrcFragmentShader] = qglslLinearGradientBrushSrcFragmentShader; code[RadialGradientBrushSrcFragmentShader] = qglslRadialGradientBrushSrcFragmentShader; code[ConicalGradientBrushSrcFragmentShader] = qglslConicalGradientBrushSrcFragmentShader; code[ShockingPinkSrcFragmentShader] = qglslShockingPinkSrcFragmentShader; code[NoMaskFragmentShader] = ""; code[MaskFragmentShader] = qglslMaskFragmentShader; code[RgbMaskFragmentShaderPass1] = qglslRgbMaskFragmentShaderPass1; code[RgbMaskFragmentShaderPass2] = qglslRgbMaskFragmentShaderPass2; code[RgbMaskWithGammaFragmentShader] = ""; //### code[NoCompositionModeFragmentShader] = ""; code[MultiplyCompositionModeFragmentShader] = ""; //### code[ScreenCompositionModeFragmentShader] = ""; //### code[OverlayCompositionModeFragmentShader] = ""; //### code[DarkenCompositionModeFragmentShader] = ""; //### code[LightenCompositionModeFragmentShader] = ""; //### code[ColorDodgeCompositionModeFragmentShader] = ""; //### code[ColorBurnCompositionModeFragmentShader] = ""; //### code[HardLightCompositionModeFragmentShader] = ""; //### code[SoftLightCompositionModeFragmentShader] = ""; //### code[DifferenceCompositionModeFragmentShader] = ""; //### code[ExclusionCompositionModeFragmentShader] = ""; //### #if defined(QT_DEBUG) // Check that all the elements have been filled: for (int i = 0; i < TotalSnippetCount; ++i) { if (qShaderSnippets[i] == 0) { qFatal("Shader snippet for %s (#%d) is missing!", snippetNameStr(SnippetName(i)).constData(), i); } } #endif snippetsPopulated = true; } QGLShader* fragShader; QGLShader* vertexShader; QByteArray source; // Compile up the simple shader: source.clear(); source.append(qShaderSnippets[MainVertexShader]); source.append(qShaderSnippets[PositionOnlyVertexShader]); vertexShader = new QGLShader(QGLShader::Vertex, context, this); vertexShader->compileSourceCode(source); source.clear(); source.append(qShaderSnippets[MainFragmentShader]); source.append(qShaderSnippets[ShockingPinkSrcFragmentShader]); fragShader = new QGLShader(QGLShader::Fragment, context, this); fragShader->compileSourceCode(source); simpleShaderProg = new QGLShaderProgram(context, this); simpleShaderProg->addShader(vertexShader); simpleShaderProg->addShader(fragShader); simpleShaderProg->bindAttributeLocation("vertexCoordsArray", QT_VERTEX_COORDS_ATTR); simpleShaderProg->link(); if (!simpleShaderProg->isLinked()) { qCritical() << "Errors linking simple shader:" << simpleShaderProg->log(); } // Compile the blit shader: source.clear(); source.append(qShaderSnippets[MainWithTexCoordsVertexShader]); source.append(qShaderSnippets[UntransformedPositionVertexShader]); vertexShader = new QGLShader(QGLShader::Vertex, context, this); vertexShader->compileSourceCode(source); source.clear(); source.append(qShaderSnippets[MainFragmentShader]); source.append(qShaderSnippets[ImageSrcFragmentShader]); fragShader = new QGLShader(QGLShader::Fragment, context, this); fragShader->compileSourceCode(source); blitShaderProg = new QGLShaderProgram(context, this); blitShaderProg->addShader(vertexShader); blitShaderProg->addShader(fragShader); blitShaderProg->bindAttributeLocation("textureCoordArray", QT_TEXTURE_COORDS_ATTR); blitShaderProg->bindAttributeLocation("vertexCoordsArray", QT_VERTEX_COORDS_ATTR); blitShaderProg->link(); if (!blitShaderProg->isLinked()) { qCritical() << "Errors linking blit shader:" << simpleShaderProg->log(); } }
QGLEngineSharedShaders::QGLEngineSharedShaders(const QGLContext* context) : blitShaderProg(0) , simpleShaderProg(0) { /* Rather than having the shader source array statically initialised, it is initialised here instead. This is to allow new shader names to be inserted or existing names moved around without having to change the order of the glsl strings. It is hoped this will make future hard-to-find runtime bugs more obvious and generally give more solid code. */ static bool snippetsPopulated = false; if (!snippetsPopulated) { const char** code = qShaderSnippets; // shortcut code[MainVertexShader] = qglslMainVertexShader; code[MainWithTexCoordsVertexShader] = qglslMainWithTexCoordsVertexShader; code[MainWithTexCoordsAndOpacityVertexShader] = qglslMainWithTexCoordsAndOpacityVertexShader; code[UntransformedPositionVertexShader] = qglslUntransformedPositionVertexShader; code[PositionOnlyVertexShader] = qglslPositionOnlyVertexShader; code[ComplexGeometryPositionOnlyVertexShader] = qglslComplexGeometryPositionOnlyVertexShader; code[PositionWithPatternBrushVertexShader] = qglslPositionWithPatternBrushVertexShader; code[PositionWithLinearGradientBrushVertexShader] = qglslPositionWithLinearGradientBrushVertexShader; code[PositionWithConicalGradientBrushVertexShader] = qglslPositionWithConicalGradientBrushVertexShader; code[PositionWithRadialGradientBrushVertexShader] = qglslPositionWithRadialGradientBrushVertexShader; code[PositionWithTextureBrushVertexShader] = qglslPositionWithTextureBrushVertexShader; code[AffinePositionWithPatternBrushVertexShader] = qglslAffinePositionWithPatternBrushVertexShader; code[AffinePositionWithLinearGradientBrushVertexShader] = qglslAffinePositionWithLinearGradientBrushVertexShader; code[AffinePositionWithConicalGradientBrushVertexShader] = qglslAffinePositionWithConicalGradientBrushVertexShader; code[AffinePositionWithRadialGradientBrushVertexShader] = qglslAffinePositionWithRadialGradientBrushVertexShader; code[AffinePositionWithTextureBrushVertexShader] = qglslAffinePositionWithTextureBrushVertexShader; code[MainFragmentShader_CMO] = qglslMainFragmentShader_CMO; code[MainFragmentShader_CM] = qglslMainFragmentShader_CM; code[MainFragmentShader_MO] = qglslMainFragmentShader_MO; code[MainFragmentShader_M] = qglslMainFragmentShader_M; code[MainFragmentShader_CO] = qglslMainFragmentShader_CO; code[MainFragmentShader_C] = qglslMainFragmentShader_C; code[MainFragmentShader_O] = qglslMainFragmentShader_O; code[MainFragmentShader] = qglslMainFragmentShader; code[MainFragmentShader_ImageArrays] = qglslMainFragmentShader_ImageArrays; code[ImageSrcFragmentShader] = qglslImageSrcFragmentShader; code[ImageSrcWithPatternFragmentShader] = qglslImageSrcWithPatternFragmentShader; code[NonPremultipliedImageSrcFragmentShader] = qglslNonPremultipliedImageSrcFragmentShader; code[CustomImageSrcFragmentShader] = qglslCustomSrcFragmentShader; // Calls "customShader", which must be appended code[SolidBrushSrcFragmentShader] = qglslSolidBrushSrcFragmentShader; if (!context->contextHandle()->isOpenGLES()) code[TextureBrushSrcFragmentShader] = qglslTextureBrushSrcFragmentShader_desktop; else code[TextureBrushSrcFragmentShader] = qglslTextureBrushSrcFragmentShader_ES; code[TextureBrushSrcWithPatternFragmentShader] = qglslTextureBrushSrcWithPatternFragmentShader; code[PatternBrushSrcFragmentShader] = qglslPatternBrushSrcFragmentShader; code[LinearGradientBrushSrcFragmentShader] = qglslLinearGradientBrushSrcFragmentShader; code[RadialGradientBrushSrcFragmentShader] = qglslRadialGradientBrushSrcFragmentShader; code[ConicalGradientBrushSrcFragmentShader] = qglslConicalGradientBrushSrcFragmentShader; code[ShockingPinkSrcFragmentShader] = qglslShockingPinkSrcFragmentShader; code[NoMaskFragmentShader] = ""; code[MaskFragmentShader] = qglslMaskFragmentShader; code[RgbMaskFragmentShaderPass1] = qglslRgbMaskFragmentShaderPass1; code[RgbMaskFragmentShaderPass2] = qglslRgbMaskFragmentShaderPass2; code[RgbMaskWithGammaFragmentShader] = ""; //### code[NoCompositionModeFragmentShader] = ""; code[MultiplyCompositionModeFragmentShader] = ""; //### code[ScreenCompositionModeFragmentShader] = ""; //### code[OverlayCompositionModeFragmentShader] = ""; //### code[DarkenCompositionModeFragmentShader] = ""; //### code[LightenCompositionModeFragmentShader] = ""; //### code[ColorDodgeCompositionModeFragmentShader] = ""; //### code[ColorBurnCompositionModeFragmentShader] = ""; //### code[HardLightCompositionModeFragmentShader] = ""; //### code[SoftLightCompositionModeFragmentShader] = ""; //### code[DifferenceCompositionModeFragmentShader] = ""; //### code[ExclusionCompositionModeFragmentShader] = ""; //### #if defined(QT_DEBUG) // Check that all the elements have been filled: for (int i = 0; i < TotalSnippetCount; ++i) { if (qShaderSnippets[i] == 0) { qFatal("Shader snippet for %s (#%d) is missing!", snippetNameStr(SnippetName(i)).constData(), i); } } #endif snippetsPopulated = true; } QGLShader* fragShader; QGLShader* vertexShader; QByteArray vertexSource; QByteArray fragSource; // Compile up the simple shader: vertexSource.append(qShaderSnippets[MainVertexShader]); vertexSource.append(qShaderSnippets[PositionOnlyVertexShader]); fragSource.append(qShaderSnippets[MainFragmentShader]); fragSource.append(qShaderSnippets[ShockingPinkSrcFragmentShader]); simpleShaderProg = new QGLShaderProgram(context, 0); CachedShader simpleShaderCache(fragSource, vertexSource); bool inCache = simpleShaderCache.load(simpleShaderProg, context); if (!inCache) { vertexShader = new QGLShader(QGLShader::Vertex, context, 0); shaders.append(vertexShader); if (!vertexShader->compileSourceCode(vertexSource)) qWarning("Vertex shader for simpleShaderProg (MainVertexShader & PositionOnlyVertexShader) failed to compile"); fragShader = new QGLShader(QGLShader::Fragment, context, 0); shaders.append(fragShader); if (!fragShader->compileSourceCode(fragSource)) qWarning("Fragment shader for simpleShaderProg (MainFragmentShader & ShockingPinkSrcFragmentShader) failed to compile"); simpleShaderProg->addShader(vertexShader); simpleShaderProg->addShader(fragShader); simpleShaderProg->bindAttributeLocation("vertexCoordsArray", QT_VERTEX_COORDS_ATTR); simpleShaderProg->bindAttributeLocation("pmvMatrix1", QT_PMV_MATRIX_1_ATTR); simpleShaderProg->bindAttributeLocation("pmvMatrix2", QT_PMV_MATRIX_2_ATTR); simpleShaderProg->bindAttributeLocation("pmvMatrix3", QT_PMV_MATRIX_3_ATTR); } simpleShaderProg->link(); if (simpleShaderProg->isLinked()) { if (!inCache) simpleShaderCache.store(simpleShaderProg, context); } else { qCritical("Errors linking simple shader: %s", qPrintable(simpleShaderProg->log())); } // Compile the blit shader: vertexSource.clear(); vertexSource.append(qShaderSnippets[MainWithTexCoordsVertexShader]); vertexSource.append(qShaderSnippets[UntransformedPositionVertexShader]); fragSource.clear(); fragSource.append(qShaderSnippets[MainFragmentShader]); fragSource.append(qShaderSnippets[ImageSrcFragmentShader]); blitShaderProg = new QGLShaderProgram(context, 0); CachedShader blitShaderCache(fragSource, vertexSource); inCache = blitShaderCache.load(blitShaderProg, context); if (!inCache) { vertexShader = new QGLShader(QGLShader::Vertex, context, 0); shaders.append(vertexShader); if (!vertexShader->compileSourceCode(vertexSource)) qWarning("Vertex shader for blitShaderProg (MainWithTexCoordsVertexShader & UntransformedPositionVertexShader) failed to compile"); fragShader = new QGLShader(QGLShader::Fragment, context, 0); shaders.append(fragShader); if (!fragShader->compileSourceCode(fragSource)) qWarning("Fragment shader for blitShaderProg (MainFragmentShader & ImageSrcFragmentShader) failed to compile"); blitShaderProg->addShader(vertexShader); blitShaderProg->addShader(fragShader); blitShaderProg->bindAttributeLocation("textureCoordArray", QT_TEXTURE_COORDS_ATTR); blitShaderProg->bindAttributeLocation("vertexCoordsArray", QT_VERTEX_COORDS_ATTR); } blitShaderProg->link(); if (blitShaderProg->isLinked()) { if (!inCache) blitShaderCache.store(blitShaderProg, context); } else { qCritical("Errors linking blit shader: %s", qPrintable(blitShaderProg->log())); } #ifdef QT_GL_SHARED_SHADER_DEBUG qDebug(" -> QGLEngineSharedShaders() %p for thread %p.", this, QThread::currentThread()); #endif }