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77 lines
3 KiB
GLSL
77 lines
3 KiB
GLSL
#version 460
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#extension GL_GOOGLE_include_directive : enable
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#extension GL_EXT_shader_explicit_arithmetic_types : enable
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#extension GL_EXT_shader_atomic_int64 : enable
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#extension GL_EXT_shader_atomic_float : enable
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#extension GL_EXT_shader_image_load_formatted : enable
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#extension GL_KHR_memory_scope_semantics : enable
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#extension GL_EXT_shared_memory_block : enable
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#extension GL_EXT_scalar_block_layout : enable
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#extension GL_EXT_null_initializer : enable
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#extension GL_EXT_buffer_reference2 : enable
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#extension GL_EXT_buffer_reference_uvec2 : enable
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#include "tiler.glsl"
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void main() {
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uvec3 pos = gl_GlobalInvocationID;
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uint64_t tiledSliceOffset = 0;
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uint64_t linearSliceOffset = 0;
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if (config.tiledSurfaceSize != 0) {
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tiledSliceOffset = pos.z * config.tiledSurfaceSize;
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linearSliceOffset = pos.z * config.linearSurfaceSize;
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pos.z = 0;
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}
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uint64_t tiledByteOffset = computeLinearOffset(
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config.bitsPerElement,
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config.dataSize.y,
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config.dataSize.x,
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pos
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) / 8;
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tiledByteOffset += tiledSliceOffset;
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uint64_t linearByteOffset = computeLinearElementByteOffset(
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pos,
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0,
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config.dataSize.x,
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config.dataSize.x * config.dataSize.y,
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config.bitsPerElement,
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1 << config.numFragments
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);
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linearByteOffset += linearSliceOffset;
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switch ((config.bitsPerElement + 7) / 8) {
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case 1:
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buffer_reference_uint8_t(config.dstAddress + tiledByteOffset).data = buffer_reference_uint8_t(config.srcAddress + linearByteOffset).data;
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break;
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case 2:
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buffer_reference_uint16_t(config.dstAddress + tiledByteOffset).data = buffer_reference_uint16_t(config.srcAddress + linearByteOffset).data;
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break;
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case 4:
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buffer_reference_uint32_t(config.dstAddress + tiledByteOffset).data = buffer_reference_uint32_t(config.srcAddress + linearByteOffset).data;
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break;
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case 8:
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buffer_reference_uint64_t(config.dstAddress + tiledByteOffset).data = buffer_reference_uint64_t(config.srcAddress + linearByteOffset).data;
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break;
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case 16:
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buffer_reference_uint64_t(config.dstAddress + tiledByteOffset).data = buffer_reference_uint64_t(config.srcAddress + linearByteOffset).data;
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buffer_reference_uint64_t(config.dstAddress + tiledByteOffset + 8).data = buffer_reference_uint64_t(config.srcAddress + linearByteOffset + 8).data;
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break;
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case 32:
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buffer_reference_uint64_t(config.dstAddress + tiledByteOffset).data = buffer_reference_uint64_t(config.srcAddress + linearByteOffset).data;
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buffer_reference_uint64_t(config.dstAddress + tiledByteOffset + 8).data = buffer_reference_uint64_t(config.srcAddress + linearByteOffset + 8).data;
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buffer_reference_uint64_t(config.dstAddress + tiledByteOffset + 16).data = buffer_reference_uint64_t(config.srcAddress + linearByteOffset + 16).data;
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buffer_reference_uint64_t(config.dstAddress + tiledByteOffset + 24).data = buffer_reference_uint64_t(config.srcAddress + linearByteOffset + 24).data;
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break;
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}
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}
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