diff options
Diffstat (limited to 'src/gui/opengl/qopengltexturecache.cpp')
| -rw-r--r-- | src/gui/opengl/qopengltexturecache.cpp | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/gui/opengl/qopengltexturecache.cpp b/src/gui/opengl/qopengltexturecache.cpp index 3b24e1f576..f85a26cd6e 100644 --- a/src/gui/opengl/qopengltexturecache.cpp +++ b/src/gui/opengl/qopengltexturecache.cpp @@ -41,6 +41,10 @@ QT_BEGIN_NAMESPACE +#ifndef GL_RED +#define GL_RED 0x1903 +#endif + #ifndef GL_RGB10_A2 #define GL_RGB10_A2 0x8059 #endif @@ -273,6 +277,35 @@ GLuint QOpenGLTextureCache::bindTexture(QOpenGLContext *context, qint64 key, con pixelType = GL_UNSIGNED_BYTE; targetFormat = image.format(); break; + case QImage::Format_Indexed8: + if (options & UseRedFor8BitBindOption) { + externalFormat = internalFormat = GL_RED; + pixelType = GL_UNSIGNED_BYTE; + targetFormat = image.format(); + } + break; + case QImage::Format_Alpha8: + if (options & UseRedFor8BitBindOption) { + externalFormat = internalFormat = GL_RED; + pixelType = GL_UNSIGNED_BYTE; + targetFormat = image.format(); + } else if (context->isOpenGLES() || context->format().profile() != QSurfaceFormat::CoreProfile) { + externalFormat = internalFormat = GL_ALPHA; + pixelType = GL_UNSIGNED_BYTE; + targetFormat = image.format(); + } + break; + case QImage::Format_Grayscale8: + if (options & UseRedFor8BitBindOption) { + externalFormat = internalFormat = GL_RED; + pixelType = GL_UNSIGNED_BYTE; + targetFormat = image.format(); + } else if (context->isOpenGLES() || context->format().profile() != QSurfaceFormat::CoreProfile) { + externalFormat = internalFormat = GL_LUMINANCE; + pixelType = GL_UNSIGNED_BYTE; + targetFormat = image.format(); + } + break; default: break; } |