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gpu: Consult target colorstate for depth

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When creating images for use with different colorstates, ensure that
they have the depth of that colorstate. Otherwise we might lose accuracy
due to quantization.

Fixes mipmaps in rec2100 being rendered as RGBA8.
This commit is contained in:
Benjamin Otte 2024-08-06 22:10:39 +02:00
parent 341860eb4d
commit 6c54d0a7e2
1 changed files with 5 additions and 2 deletions
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7
gsk/gpu/gskgpunodeprocessor.c
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@ -620,15 +620,18 @@ gsk_gpu_copy_image (GskGpuFrame *frame,
GskGpuImage *copy;
gsize width, height;
GskGpuImageFlags flags;
GdkMemoryDepth depth;
width = gsk_gpu_image_get_width (image);
height = gsk_gpu_image_get_height (image);
flags = gsk_gpu_image_get_flags (image);
depth = gdk_memory_format_get_depth (gsk_gpu_image_get_format (image),
flags & GSK_GPU_IMAGE_SRGB);
depth = gdk_memory_depth_merge (depth, gdk_color_state_get_depth (ccs));
copy = gsk_gpu_device_create_offscreen_image (gsk_gpu_frame_get_device (frame),
prepare_mipmap,
gdk_memory_format_get_depth (gsk_gpu_image_get_format (image),
flags & GSK_GPU_IMAGE_SRGB),
depth,
width, height);
if (gsk_gpu_frame_should_optimize (frame, GSK_GPU_OPTIMIZE_BLIT) &&