Differential D4952 Diff 13981 libkwineffects/kwinglutils.cpp

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libkwineffects/kwinglutils.cpp

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1033 1033​
1034/*** GLRenderTarget ***/ 1034​/*** GLRenderTarget ***/
1035bool GLRenderTarget::sSupported = false; 1035​bool GLRenderTarget::sSupported = false;
1036bool GLRenderTarget::s_blitSupported = false; 1036​bool GLRenderTarget::s_blitSupported = false;
1037QStack<GLRenderTarget*> GLRenderTarget::s_renderTargets = QStack<GLRenderTarget*>(); 1037​QStack<GLRenderTarget*> GLRenderTarget::s_renderTargets = QStack<GLRenderTarget*>();
1038QSize GLRenderTarget::s_virtualScreenSize; 1038​QSize GLRenderTarget::s_virtualScreenSize;
1039QRect GLRenderTarget::s_virtualScreenGeometry; 1039​QRect GLRenderTarget::s_virtualScreenGeometry;
1040qreal GLRenderTarget::s_virtualScreenScale = 1.0; 1040​qreal GLRenderTarget::s_virtualScreenScale = 1.0;
1041​GLint GLRenderTarget::s_virtualScreenViewport[4];
1041 1042​
1042void GLRenderTarget::initStatic() 1043​void GLRenderTarget::initStatic()
1043{ 1044​{
1044 if (GLPlatform::instance()->isGLES()) { 1045​ if (GLPlatform::instance()->isGLES()) {
1045 sSupported = true; 1046​ sSupported = true;
1046 s_blitSupported = hasGLVersion(3, 0); 1047​ s_blitSupported = hasGLVersion(3, 0);
1047 } else { 1048​ } else {
1048 sSupported = hasGLVersion(3, 0) || 1049​ sSupported = hasGLVersion(3, 0) ||
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1069 1070​
1070bool GLRenderTarget::blitSupported() 1071​bool GLRenderTarget::blitSupported()
1071{ 1072​{
1072 return s_blitSupported; 1073​ return s_blitSupported;
1073} 1074​}
1074 1075​
1075void GLRenderTarget::pushRenderTarget(GLRenderTarget* target) 1076​void GLRenderTarget::pushRenderTarget(GLRenderTarget* target)
1076{ 1077​{
1078​ if (s_renderTargets.isEmpty()) {
1079​ glGetIntegerv(GL_VIEWPORT, s_virtualScreenViewport);
1080​ }
1077 target->enable(); 1081​ target->enable();
1078 s_renderTargets.push(target); 1082​ s_renderTargets.push(target);
1079} 1083​}
1080 1084​
1081GLRenderTarget* GLRenderTarget::popRenderTarget() 1085​GLRenderTarget* GLRenderTarget::popRenderTarget()
1082{ 1086​{
1083 GLRenderTarget* ret = s_renderTargets.pop(); 1087​ GLRenderTarget* ret = s_renderTargets.pop();
1084 ret->disable(); 1088​ ret->disable();
1085 1089​
1086 if (!s_renderTargets.isEmpty()) { 1090​ if (!s_renderTargets.isEmpty()) {
1087 s_renderTargets.top()->enable(); 1091​ s_renderTargets.top()->enable();
1088 } else { 1092​ } else {
1089 glViewport (-s_virtualScreenGeometry.x(), s_virtualScreenGeometry.height() - s_virtualScreenSize.height() - s_virtualScreenGeometry.y(), 1093​ glViewport (s_virtualScreenViewport[0], s_virtualScreenViewport[1], s_virtualScreenViewport[2], s_virtualScreenViewport[3]);
1090 s_virtualScreenSize.width(), s_virtualScreenSize.height()); ​
1091 } 1094​ }
1092 ​
1093 return ret; 1095​ return ret;
1094} 1096​}
1095 1097​
1096GLRenderTarget::GLRenderTarget(const GLTexture& color) 1098​GLRenderTarget::GLRenderTarget(const GLTexture& color)
1097{ 1099​{
1098 // Reset variables 1100​ // Reset variables
1099 mValid = false; 1101​ mValid = false;
1100 1102​
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