1 files changed, 14 insertions, 2 deletions
diff --git a/src/gui/opengl/qopenglengineshadermanager.cpp b/src/gui/opengl/qopenglengineshadermanager.cpp
index 5bdb2f35ac..15ae720c26 100644
--- a/src/gui/opengl/qopenglengineshadermanager.cpp
+++ b/src/gui/opengl/qopenglengineshadermanager.cpp
@@ -61,13 +61,13 @@ public:
         delete m_shaders;
     }
 
-    void invalidateResource()
+    void invalidateResource() Q_DECL_OVERRIDE
     {
         delete m_shaders;
         m_shaders = 0;
     }
 
-    void freeResource(QOpenGLContext *)
+    void freeResource(QOpenGLContext *) Q_DECL_OVERRIDE
     {
     }
 
@@ -154,6 +154,8 @@ QOpenGLEngineSharedShaders::QOpenGLEngineSharedShaders(QOpenGLContext* context)
         code[ImageSrcFragmentShader] = qopenglslImageSrcFragmentShader;
         code[ImageSrcWithPatternFragmentShader] = qopenglslImageSrcWithPatternFragmentShader;
         code[NonPremultipliedImageSrcFragmentShader] = qopenglslNonPremultipliedImageSrcFragmentShader;
+        code[GrayscaleImageSrcFragmentShader] = qopenglslGrayscaleImageSrcFragmentShader;
+        code[AlphaImageSrcFragmentShader] = qopenglslAlphaImageSrcFragmentShader;
         code[CustomImageSrcFragmentShader] = qopenglslCustomSrcFragmentShader; // Calls "customShader", which must be appended
         code[SolidBrushSrcFragmentShader] = qopenglslSolidBrushSrcFragmentShader;
         if (context->isOpenGLES())
@@ -700,6 +702,16 @@ bool QOpenGLEngineShaderManager::useCorrectShaderProg()
             requiredProgram.positionVertexShader = QOpenGLEngineSharedShaders::PositionOnlyVertexShader;
             texCoords = true;
             break;
+        case QOpenGLEngineShaderManager::GrayscaleImageSrc:
+            requiredProgram.srcPixelFragShader = QOpenGLEngineSharedShaders::GrayscaleImageSrcFragmentShader;
+            requiredProgram.positionVertexShader = QOpenGLEngineSharedShaders::PositionOnlyVertexShader;
+            texCoords = true;
+            break;
+        case QOpenGLEngineShaderManager::AlphaImageSrc:
+            requiredProgram.srcPixelFragShader = QOpenGLEngineSharedShaders::AlphaImageSrcFragmentShader;
+            requiredProgram.positionVertexShader = QOpenGLEngineSharedShaders::PositionOnlyVertexShader;
+            texCoords = true;
+            break;
         case QOpenGLEngineShaderManager::PatternSrc:
             requiredProgram.srcPixelFragShader = QOpenGLEngineSharedShaders::ImageSrcWithPatternFragmentShader;
             requiredProgram.positionVertexShader = QOpenGLEngineSharedShaders::PositionOnlyVertexShader;