113 lines
3.7 KiB
C++
113 lines
3.7 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 2016 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/base/cvar.h"
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#include "xenia/base/logging.h"
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#include "xenia/base/math.h"
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#include "xenia/gpu/texture_info.h"
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DEFINE_bool(texture_dump, false, "Dump textures to DDS", "GPU");
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namespace xe {
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namespace gpu {
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void TextureDump(const TextureInfo& src, void* buffer, size_t length) {
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struct {
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uint32_t size;
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uint32_t flags;
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uint32_t height;
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uint32_t width;
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uint32_t pitch_or_linear_size;
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uint32_t depth;
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uint32_t mip_levels;
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uint32_t reserved1[11];
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struct {
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uint32_t size;
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uint32_t flags;
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be<fourcc_t> fourcc;
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uint32_t rgb_bit_count;
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uint32_t r_bit_mask;
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uint32_t g_bit_mask;
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uint32_t b_bit_mask;
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uint32_t a_bit_mask;
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} pixel_format;
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uint32_t caps[4];
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uint32_t reserved2;
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} dds_header;
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std::memset(&dds_header, 0, sizeof(dds_header));
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dds_header.size = sizeof(dds_header);
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dds_header.flags = 1u | 2u | 4u | 0x1000u | 0x20000u;
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if (src.is_compressed()) {
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dds_header.flags |= 0x80000u;
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} else {
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dds_header.flags |= 0x8u;
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}
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dds_header.height = std::max(1u, (src.height + 1) >> src.mip_min_level);
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dds_header.width = std::max(1u, (src.width + 1) >> src.mip_min_level);
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dds_header.pitch_or_linear_size = src.GetMipExtent(0, false).block_pitch_h *
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src.format_info()->bytes_per_block();
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dds_header.mip_levels = src.mip_levels();
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dds_header.pixel_format.size = sizeof(dds_header.pixel_format);
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switch (src.format) {
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case xenos::TextureFormat::k_DXT1: {
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dds_header.pixel_format.flags = 0x4u;
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dds_header.pixel_format.fourcc = make_fourcc("DXT1");
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break;
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}
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case xenos::TextureFormat::k_DXT2_3: {
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dds_header.pixel_format.flags = 0x4u;
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dds_header.pixel_format.fourcc = make_fourcc("DXT3");
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break;
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}
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case xenos::TextureFormat::k_DXT4_5: {
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dds_header.pixel_format.flags = 0x4u;
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dds_header.pixel_format.fourcc = make_fourcc("DXT5");
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break;
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}
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case xenos::TextureFormat::k_8_8_8_8: {
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dds_header.pixel_format.flags = 0x1u | 0x40u;
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dds_header.pixel_format.rgb_bit_count = 32;
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dds_header.pixel_format.r_bit_mask = 0x00FF0000u;
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dds_header.pixel_format.g_bit_mask = 0x0000FF00u;
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dds_header.pixel_format.b_bit_mask = 0x000000FFu;
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dds_header.pixel_format.a_bit_mask = 0xFF000000u;
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break;
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}
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default: {
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assert_unhandled_case(src.format);
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std::memset(&dds_header.pixel_format, 0xCD,
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sizeof(dds_header.pixel_format));
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XELOGW("Skipping {} for texture dump.", src.format_name());
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return;
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}
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}
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dds_header.caps[0] = 8u | 0x1000u;
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static int dump_counter = 0;
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std::filesystem::path path = "texture_dumps";
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path /= fmt::format("{:05d}_{:08X}_{:08X}_{:08X}.dds", dump_counter++,
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src.memory.base_address, src.memory.mip_address,
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src.format_name());
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FILE* handle = filesystem::OpenFile(path, "wb");
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if (handle) {
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const char signature[4] = {'D', 'D', 'S', ' '};
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fwrite(&signature, sizeof(signature), 1, handle);
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fwrite(&dds_header, sizeof(dds_header), 1, handle);
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fwrite(buffer, 1, length, handle);
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fclose(handle);
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}
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}
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} // namespace gpu
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} // namespace xe
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