72 lines
3.0 KiB
Plaintext
72 lines
3.0 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 "endian.xesli"
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#define XE_RESOLVE_COPY_EDRAM_IS_UINT_VECTOR_BUFFER
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#include "resolve.xesli"
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array_buffer_wo_declare_xe(uint4_xe, xe_resolve_dest, set=1, binding=0, u0,
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space0)
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#define LOCAL_SIZE_X_XE 8
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#define LOCAL_SIZE_Y_XE 8
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#define LOCAL_SIZE_Z_XE 1
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entry_bindings_begin_compute_xe
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XE_RESOLVE_PUSH_CONST_BINDING
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entry_binding_next_xe
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array_buffer_wo_binding_xe(uint4_xe, xe_resolve_dest, buffer(1))
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entry_binding_next_xe
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XE_RESOLVE_COPY_EDRAM_BINDING
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entry_bindings_end_inputs_begin_compute_xe
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entry_in_global_thread_id_xe
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entry_inputs_end_code_begin_compute_xe
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{
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// 1 thread = 2 host pixels.
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XeResolveInfo resolve_info = XeResolveGetInfo(pass_push_consts_xe);
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uint2_xe pixel_index = in_global_thread_id_xe.xy << uint2_xe(1u, 0u);
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// Group height can't cross resolve granularity, Y overflow check not needed.
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dont_flatten_xe
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if (pixel_index.x >= resolve_info.width_div_8_scaled << 3u) {
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return;
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}
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float4_xe pixel_0, pixel_1;
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XeResolveLoad2RGBAColors(
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pass_uint_vector_buffer_xe(xe_resolve_edram)
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pass_next_after_uint_vector_buffer_xe
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resolve_info,
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XeResolveColorCopySourcePixelAddressIntsYHalfPixelOffsetFilling(
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resolve_info,
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uint2_xe(max(pixel_index.x,
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resolve_info.half_pixel_offset_fill_source.x),
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pixel_index.y)),
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pixel_0, pixel_1);
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// Inside the half-pixel offset filling columns, pixel_0 now contains the
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// pixel to stretch, pixel_1 contains the pixel after it. However, this means
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// that the pixel offset is not aligned to 2 anymore. If 1 is the pixel to
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// stretch, the two pixels will be 1 and 2 for pixel_index.x == 0. If 3 is,
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// they will be 3 and 4 for pixel_index.x == 0 and 2. However, in the former
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// case, they should be 1 and 1, and in the latter, 3 and 3.
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dont_flatten_xe
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if (pixel_index.x < resolve_info.half_pixel_offset_fill_source.x) {
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pixel_1 = pixel_0;
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}
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// Only 32_32_32_32_FLOAT color format is 128bpp.
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uint dest_address =
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XeResolveDestPixelAddress(resolve_info, pixel_index, 4u) >> 4u;
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array_buffer_store_xe(
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xe_resolve_dest, dest_address,
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XeEndianSwap128(float_bits_to_uint_xe(pixel_0),
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resolve_info.dest_endian_128));
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dest_address += XeResolveLocalXAddressXor(1u, 4u) >> 4u;
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array_buffer_store_xe(
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xe_resolve_dest, dest_address,
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XeEndianSwap128(float_bits_to_uint_xe(pixel_1),
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resolve_info.dest_endian_128));
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}
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entry_code_end_compute_xe
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