59 lines
2.0 KiB
C++
59 lines
2.0 KiB
C++
/**
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******************************************************************************
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* Xenia : Xbox 360 Emulator Research Project *
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******************************************************************************
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* Copyright 2014 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 "xenia/gpu/sampler_info.h"
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#include <cstring>
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#include <memory>
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#include "third_party/xxhash/xxhash.h"
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namespace xe {
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namespace gpu {
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bool SamplerInfo::Prepare(const xenos::xe_gpu_texture_fetch_t& fetch,
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const ParsedTextureFetchInstruction& fetch_instr,
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SamplerInfo* out_info) {
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std::memset(out_info, 0, sizeof(SamplerInfo));
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out_info->min_filter =
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fetch_instr.attributes.min_filter == xenos::TextureFilter::kUseFetchConst
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? fetch.min_filter
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: fetch_instr.attributes.min_filter;
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out_info->mag_filter =
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fetch_instr.attributes.mag_filter == xenos::TextureFilter::kUseFetchConst
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? fetch.mag_filter
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: fetch_instr.attributes.mag_filter;
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out_info->mip_filter =
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fetch_instr.attributes.mip_filter == xenos::TextureFilter::kUseFetchConst
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? fetch.mip_filter
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: fetch_instr.attributes.mip_filter;
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out_info->clamp_u = fetch.clamp_x;
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out_info->clamp_v = fetch.clamp_y;
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out_info->clamp_w = fetch.clamp_z;
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out_info->aniso_filter =
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fetch_instr.attributes.aniso_filter == xenos::AnisoFilter::kUseFetchConst
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? fetch.aniso_filter
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: fetch_instr.attributes.aniso_filter;
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out_info->border_color = fetch.border_color;
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out_info->lod_bias = (fetch.lod_bias) / 32.f;
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out_info->mip_min_level = fetch.mip_min_level;
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out_info->mip_max_level = fetch.mip_max_level;
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return true;
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}
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uint64_t SamplerInfo::hash() const {
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return XXH64(this, sizeof(SamplerInfo), 0);
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}
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} // namespace gpu
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} // namespace xe
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