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4486241540
Use `add_custom_command` and `add_custom_target` instead of `execute_process` so the generation of the Vulkan shader is done at build time and not configuration time. Use `configure_file` instead of string replacement. Fixes #2179 Signed-off-by: Ahmed Hesham <ahmed.hesham@arm.com>
38 lines
1.4 KiB
Plaintext
38 lines
1.4 KiB
Plaintext
#version 450
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#extension GL_ARB_separate_shader_objects : enable
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#extension GL_EXT_shader_explicit_arithmetic_types_int32 : enable
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#define MAX_2D_IMAGES 5
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#define MAX_2D_IMAGE_MIP_LEVELS 11
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#define MAX_2D_IMAGE_DESCRIPTORS MAX_2D_IMAGES * MAX_2D_IMAGE_MIP_LEVELS
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layout(binding = 0) buffer Params
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{
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uint32_t numImage2DDescriptors;
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};
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layout(binding = 1, ${GLSL_FORMAT}) uniform ${GLSL_TYPE_PREFIX}image2D image2DList[MAX_2D_IMAGE_DESCRIPTORS];
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layout(local_size_x = 32, local_size_y = 32) in;
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void main()
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{
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uvec3 numThreads = gl_NumWorkGroups * gl_WorkGroupSize;
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for (uint32_t image2DIdx = 0; image2DIdx < numImage2DDescriptors; image2DIdx++)
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{
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ivec2 imageDim = imageSize(image2DList[image2DIdx]);
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uint32_t heightBy2 = imageDim.y / 2;
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for (uint32_t row = gl_GlobalInvocationID.y; row < heightBy2; row += numThreads.y)
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{
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for (uint32_t col = gl_GlobalInvocationID.x; col < imageDim.x; col += numThreads.x)
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{
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ivec2 coordsA = ivec2(col, row);
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ivec2 coordsB = ivec2(col, imageDim.y - row - 1);
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${GLSL_TYPE_PREFIX}vec4 dataA = imageLoad(image2DList[image2DIdx], coordsA);
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${GLSL_TYPE_PREFIX}vec4 dataB = imageLoad(image2DList[image2DIdx], coordsB);
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imageStore(image2DList[image2DIdx], coordsA, dataB);
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imageStore(image2DList[image2DIdx], coordsB, dataA);
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}
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}
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}
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}
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