63 lines
3.1 KiB
Plaintext
63 lines
3.1 KiB
Plaintext
/**
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******************************************************************************
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* Xenia : Xbox 360 Emulator Research Project *
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******************************************************************************
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* Copyright 2022 Ben Vanik. All rights reserved. *
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* Released under the BSD license - see LICENSE in the root for more details. *
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******************************************************************************
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*/
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#include "texture_load.xesli"
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xesl_writeTypedStorageBuffer_declare(xesl_uint4, xe_texture_load_dest, set=0,
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binding=0, u0, space0)
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xesl_typedStorageBuffer_declare(xesl_uint4, xe_texture_load_source, set=1,
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binding=0, t0, space0)
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xesl_entry_bindings_begin_compute
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XE_TEXTURE_LOAD_CONSTANT_BUFFER_BINDING
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xesl_entry_binding_next
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xesl_writeTypedStorageBuffer_binding(xesl_uint4, xe_texture_load_dest,
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buffer(1))
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xesl_entry_binding_next
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xesl_typedStorageBuffer_binding(xesl_uint4, xe_texture_load_source, buffer(2))
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xesl_entry_bindings_end_inputs_begin_compute
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xesl_entry_input_globalInvocationID
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xesl_entry_inputs_end_code_begin_compute
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// 1 thread = 8 packed 32-bit texels with the externally provided uint4 -> 2x
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// uint4 function (XE_TEXTURE_LOAD_32BPB_TO_64BPB) for converting to 64bpb -
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// useful for expansion of hendeca (10:11:11 or 11:11:10) to unorm16/snorm16.
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XeTextureLoadInfo load_info = XeTextureLoadGetInfo(
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xesl_function_call_constantBuffer(xe_texture_load_constants));
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xesl_uint3 block_index = xesl_GlobalInvocationID << xesl_uint3(3u, 0u, 0u);
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xesl_dont_flatten
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if (any(xesl_greaterThanEqual(block_index.xy, load_info.size_blocks.xy))) {
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return;
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}
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uint block_offset_host = uint(
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(XeTextureHostLinearOffset(xesl_int3(block_index), load_info.host_pitch,
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load_info.size_blocks.y, 8u) +
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load_info.host_offset) >> 4u);
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uint block_offset_guest =
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XeTextureLoadGuestBlockOffset(load_info, block_index, 4u, 2u) >> 4u;
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xesl_uint4 guest_blocks = XeEndianSwap32(
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xesl_typedStorageBufferLoad(xe_texture_load_source, block_offset_guest),
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load_info.endian_32);
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xesl_uint4 block_0, block_1;
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XE_TEXTURE_LOAD_32BPB_TO_64BPB(guest_blocks, block_0, block_1);
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xesl_typedStorageBufferStore(xe_texture_load_dest, block_offset_host,
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block_0);
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xesl_typedStorageBufferStore(xe_texture_load_dest, block_offset_host + 1u,
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block_1);
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block_offset_guest +=
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XeTextureLoadRightConsecutiveBlocksOffset(load_info, block_index.x, 2u) >>
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4u;
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guest_blocks = XeEndianSwap32(
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xesl_typedStorageBufferLoad(xe_texture_load_source, block_offset_guest),
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load_info.endian_32);
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XE_TEXTURE_LOAD_32BPB_TO_64BPB(guest_blocks, block_0, block_1);
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xesl_typedStorageBufferStore(xe_texture_load_dest, block_offset_host + 2u,
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block_0);
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xesl_typedStorageBufferStore(xe_texture_load_dest, block_offset_host + 3u,
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block_1);
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xesl_entry_code_end_compute
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