diff options
Diffstat (limited to 'src/gui/opengl/qopengltextureuploader.cpp')
| -rw-r--r-- | src/gui/opengl/qopengltextureuploader.cpp | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/src/gui/opengl/qopengltextureuploader.cpp b/src/gui/opengl/qopengltextureuploader.cpp index 47f657e404..d9d5403cf3 100644 --- a/src/gui/opengl/qopengltextureuploader.cpp +++ b/src/gui/opengl/qopengltextureuploader.cpp @@ -116,7 +116,7 @@ qsizetype QOpenGLTextureUploader::textureImage(GLenum target, const QImage &imag const bool isOpenGLES3orBetter = context->isOpenGLES() && context->format().majorVersion() >= 3; const bool sRgbBinding = (options & SRgbBindOption); Q_ASSERT(isOpenGL12orBetter || context->isOpenGLES()); - Q_ASSERT((options & (SRgbBindOption | UseRedFor8BitBindOption)) != (SRgbBindOption | UseRedFor8BitBindOption)); + Q_ASSERT((options & (SRgbBindOption | UseRedForAlphaAndLuminanceBindOption)) != (SRgbBindOption | UseRedForAlphaAndLuminanceBindOption)); switch (image.format()) { case QImage::Format_RGB32: @@ -222,7 +222,7 @@ qsizetype QOpenGLTextureUploader::textureImage(GLenum target, const QImage &imag if (sRgbBinding) { // Always needs conversion break; - } else if (options & UseRedFor8BitBindOption) { + } else if (options & UseRedForAlphaAndLuminanceBindOption) { externalFormat = internalFormat = GL_RED; pixelType = GL_UNSIGNED_BYTE; targetFormat = image.format(); @@ -232,7 +232,7 @@ qsizetype QOpenGLTextureUploader::textureImage(GLenum target, const QImage &imag if (sRgbBinding) { // Always needs conversion break; - } else if (options & UseRedFor8BitBindOption) { + } else if (options & UseRedForAlphaAndLuminanceBindOption) { externalFormat = internalFormat = GL_RED; pixelType = GL_UNSIGNED_BYTE; targetFormat = image.format(); @@ -254,7 +254,7 @@ qsizetype QOpenGLTextureUploader::textureImage(GLenum target, const QImage &imag if (sRgbBinding) { // Always needs conversion break; - } else if (options & UseRedFor8BitBindOption) { + } else if (options & UseRedForAlphaAndLuminanceBindOption) { externalFormat = internalFormat = GL_RED; pixelType = GL_UNSIGNED_BYTE; targetFormat = image.format(); @@ -272,6 +272,28 @@ qsizetype QOpenGLTextureUploader::textureImage(GLenum target, const QImage &imag targetFormat = image.format(); } break; + case QImage::Format_Grayscale16: + if (sRgbBinding) { + // Always needs conversion + break; + } else if (options & UseRedForAlphaAndLuminanceBindOption) { + externalFormat = internalFormat = GL_RED; + pixelType = GL_UNSIGNED_SHORT; + targetFormat = image.format(); + } else if (context->isOpenGLES() || context->format().profile() != QSurfaceFormat::CoreProfile) { + externalFormat = internalFormat = GL_LUMINANCE; + pixelType = GL_UNSIGNED_SHORT; + targetFormat = image.format(); + } else if (funcs->hasOpenGLExtension(QOpenGLExtensions::TextureSwizzle)) { + funcs->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_R, GL_RED); + funcs->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_G, GL_RED); + funcs->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_B, GL_RED); + funcs->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_A, GL_ONE); + externalFormat = internalFormat = GL_RED; + pixelType = GL_UNSIGNED_SHORT; + targetFormat = image.format(); + } + break; default: break; } |