Files
Xenia-Canary/src/xenia/gpu/sampler_info.cc
2015-06-25 00:13:49 -07:00

46 lines
1.7 KiB
C++

/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2014 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#include "xenia/gpu/sampler_info.h"
#include <memory>
#include "third_party/xxhash/xxhash.h"
namespace xe {
namespace gpu {
bool SamplerInfo::Prepare(const xenos::xe_gpu_texture_fetch_t& fetch,
const ucode::instr_fetch_tex_t& fetch_instr,
SamplerInfo* out_info) {
std::memset(out_info, 0, sizeof(SamplerInfo));
out_info->min_filter = static_cast<ucode::instr_tex_filter_t>(
fetch_instr.min_filter == 3 ? fetch.min_filter : fetch_instr.min_filter);
out_info->mag_filter = static_cast<ucode::instr_tex_filter_t>(
fetch_instr.mag_filter == 3 ? fetch.mag_filter : fetch_instr.mag_filter);
out_info->mip_filter = static_cast<ucode::instr_tex_filter_t>(
fetch_instr.mip_filter == 3 ? fetch.mip_filter : fetch_instr.mip_filter);
out_info->clamp_u = fetch.clamp_x;
out_info->clamp_v = fetch.clamp_y;
out_info->clamp_w = fetch.clamp_z;
out_info->aniso_filter = static_cast<ucode::instr_aniso_filter_t>(
fetch_instr.aniso_filter == 7 ? fetch.aniso_filter
: fetch_instr.aniso_filter);
return true;
}
uint64_t SamplerInfo::hash() const {
return XXH64(this, sizeof(SamplerInfo), 0);
}
} // namespace gpu
} // namespace xe