diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/gui/painting/qdrawhelper.cpp | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/gui/painting/qdrawhelper.cpp b/src/gui/painting/qdrawhelper.cpp index 39de1baa170..f1535570774 100644 --- a/src/gui/painting/qdrawhelper.cpp +++ b/src/gui/painting/qdrawhelper.cpp @@ -5139,7 +5139,8 @@ static void blend_tiled_generic_rgb64(int count, const QSpan *spans, void *userD yoff += image_height; bool isBpp32 = qPixelLayouts[data->rasterBuffer->format].bpp == QPixelLayout::BPP32; - if (op.destFetch64 == destFetch64Undefined && image_width <= BufferSize && isBpp32) { + bool isBpp64 = qPixelLayouts[data->rasterBuffer->format].bpp == QPixelLayout::BPP64; + if (op.destFetch64 == destFetch64Undefined && image_width <= BufferSize && (isBpp32 || isBpp64)) { // If destination isn't blended into the result, we can do the tiling directly on destination pixels. while (count--) { int x = spans->x; @@ -5173,9 +5174,14 @@ static void blend_tiled_generic_rgb64(int count, const QSpan *spans, void *userD if (sx >= image_width) sx = 0; } - uint *dest = (uint*)data->rasterBuffer->scanLine(y) + x - image_width; - for (int i = image_width; i < length; ++i) { - dest[i] = dest[i - image_width]; + if (isBpp32) { + uint *dest = reinterpret_cast<uint *>(data->rasterBuffer->scanLine(y)) + x - image_width; + for (int i = image_width; i < length; ++i) + dest[i] = dest[i - image_width]; + } else { + quint64 *dest = reinterpret_cast<quint64 *>(data->rasterBuffer->scanLine(y)) + x - image_width; + for (int i = image_width; i < length; ++i) + dest[i] = dest[i - image_width]; } ++spans; } |