234 lines
6.4 KiB
C++
234 lines
6.4 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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#ifndef XENIA_GPU_TEXTURE_INFO_H_
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#define XENIA_GPU_TEXTURE_INFO_H_
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#include <memory>
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#include "xenia/base/assert.h"
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#include "xenia/gpu/ucode.h"
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#include "xenia/gpu/xenos.h"
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namespace xe {
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namespace gpu {
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// a2xx_sq_surfaceformat
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enum class TextureFormat : uint32_t {
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k_1_REVERSE = 0,
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k_1 = 1,
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k_8 = 2,
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k_1_5_5_5 = 3,
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k_5_6_5 = 4,
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k_6_5_5 = 5,
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k_8_8_8_8 = 6,
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k_2_10_10_10 = 7,
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k_8_A = 8,
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k_8_B = 9,
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k_8_8 = 10,
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k_Cr_Y1_Cb_Y0 = 11,
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k_Y1_Cr_Y0_Cb = 12,
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// ? hole
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k_8_8_8_8_A = 14,
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k_4_4_4_4 = 15,
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k_10_11_11 = 16,
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k_11_11_10 = 17,
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k_DXT1 = 18,
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k_DXT2_3 = 19,
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k_DXT4_5 = 20,
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// ? hole
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k_24_8 = 22,
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k_24_8_FLOAT = 23,
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k_16 = 24,
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k_16_16 = 25,
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k_16_16_16_16 = 26,
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k_16_EXPAND = 27,
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k_16_16_EXPAND = 28,
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k_16_16_16_16_EXPAND = 29,
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k_16_FLOAT = 30,
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k_16_16_FLOAT = 31,
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k_16_16_16_16_FLOAT = 32,
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k_32 = 33,
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k_32_32 = 34,
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k_32_32_32_32 = 35,
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k_32_FLOAT = 36,
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k_32_32_FLOAT = 37,
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k_32_32_32_32_FLOAT = 38,
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k_32_AS_8 = 39,
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k_32_AS_8_8 = 40,
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k_16_MPEG = 41,
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k_16_16_MPEG = 42,
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k_8_INTERLACED = 43,
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k_32_AS_8_INTERLACED = 44,
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k_32_AS_8_8_INTERLACED = 45,
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k_16_INTERLACED = 46,
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k_16_MPEG_INTERLACED = 47,
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k_16_16_MPEG_INTERLACED = 48,
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k_DXN = 49,
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k_8_8_8_8_AS_16_16_16_16 = 50,
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k_DXT1_AS_16_16_16_16 = 51,
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k_DXT2_3_AS_16_16_16_16 = 52,
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k_DXT4_5_AS_16_16_16_16 = 53,
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k_2_10_10_10_AS_16_16_16_16 = 54,
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k_10_11_11_AS_16_16_16_16 = 55,
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k_11_11_10_AS_16_16_16_16 = 56,
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k_32_32_32_FLOAT = 57,
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k_DXT3A = 58,
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k_DXT5A = 59,
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k_CTX1 = 60,
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k_DXT3A_AS_1_1_1_1 = 61,
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k_2_10_10_10_FLOAT = 62,
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kUnknown = 0xFFFFFFFFu,
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};
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inline TextureFormat ColorFormatToTextureFormat(
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xenos::ColorFormat color_format) {
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return static_cast<TextureFormat>(color_format);
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}
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inline TextureFormat ColorRenderTargetToTextureFormat(
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xenos::ColorRenderTargetFormat color_format) {
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switch (color_format) {
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case xenos::ColorRenderTargetFormat::k_8_8_8_8:
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return TextureFormat::k_8_8_8_8;
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case xenos::ColorRenderTargetFormat::k_8_8_8_8_GAMMA:
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return TextureFormat::k_8_8_8_8;
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case xenos::ColorRenderTargetFormat::k_2_10_10_10:
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return TextureFormat::k_2_10_10_10;
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case xenos::ColorRenderTargetFormat::k_2_10_10_10_FLOAT:
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return TextureFormat::k_2_10_10_10_FLOAT;
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case xenos::ColorRenderTargetFormat::k_16_16:
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return TextureFormat::k_16_16;
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case xenos::ColorRenderTargetFormat::k_16_16_16_16:
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return TextureFormat::k_16_16_16_16;
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case xenos::ColorRenderTargetFormat::k_16_16_FLOAT:
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return TextureFormat::k_16_16_FLOAT;
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case xenos::ColorRenderTargetFormat::k_16_16_16_16_FLOAT:
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return TextureFormat::k_16_16_16_16_FLOAT;
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case xenos::ColorRenderTargetFormat::k_2_10_10_10_unknown:
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return TextureFormat::k_2_10_10_10;
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case xenos::ColorRenderTargetFormat::k_2_10_10_10_FLOAT_unknown:
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return TextureFormat::k_2_10_10_10_FLOAT;
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case xenos::ColorRenderTargetFormat::k_32_FLOAT:
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return TextureFormat::k_32_FLOAT;
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case xenos::ColorRenderTargetFormat::k_32_32_FLOAT:
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return TextureFormat::k_32_32_FLOAT;
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default:
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assert_unhandled_case(color_format);
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return TextureFormat::kUnknown;
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}
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}
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inline TextureFormat DepthRenderTargetToTextureFormat(
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xenos::DepthRenderTargetFormat depth_format) {
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switch (depth_format) {
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case xenos::DepthRenderTargetFormat::kD24S8:
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return TextureFormat::k_24_8;
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case xenos::DepthRenderTargetFormat::kD24FS8:
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return TextureFormat::k_24_8_FLOAT;
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default:
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assert_unhandled_case(depth_format);
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return TextureFormat::kUnknown;
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}
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}
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enum class FormatType {
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kUncompressed,
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kCompressed,
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};
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struct FormatInfo {
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TextureFormat format;
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FormatType type;
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uint32_t block_width;
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uint32_t block_height;
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uint32_t bits_per_pixel;
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static const FormatInfo* Get(uint32_t gpu_format);
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};
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struct TextureInfo {
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uint32_t guest_address;
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uint32_t swizzle;
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Dimension dimension;
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uint32_t width;
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uint32_t height;
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uint32_t depth;
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const FormatInfo* format_info;
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xenos::Endian endianness;
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bool is_tiled;
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uint32_t input_length;
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uint32_t output_length;
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bool is_compressed() const {
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return format_info->type == FormatType::kCompressed;
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}
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union {
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struct {
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uint32_t width;
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} size_1d;
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struct {
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uint32_t logical_width;
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uint32_t logical_height;
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uint32_t block_width;
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uint32_t block_height;
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uint32_t input_width;
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uint32_t input_height;
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uint32_t input_pitch;
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uint32_t output_width;
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uint32_t output_height;
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uint32_t output_pitch;
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} size_2d;
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struct {
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} size_3d;
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struct {
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uint32_t logical_width;
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uint32_t logical_height;
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uint32_t block_width;
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uint32_t block_height;
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uint32_t input_width;
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uint32_t input_height;
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uint32_t input_pitch;
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uint32_t output_width;
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uint32_t output_height;
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uint32_t output_pitch;
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uint32_t input_face_length;
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uint32_t output_face_length;
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} size_cube;
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};
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static bool Prepare(const xenos::xe_gpu_texture_fetch_t& fetch,
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TextureInfo* out_info);
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static void GetPackedTileOffset(const TextureInfo& texture_info,
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uint32_t* out_offset_x,
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uint32_t* out_offset_y);
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static uint32_t TiledOffset2DOuter(uint32_t y, uint32_t width,
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uint32_t log_bpp);
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static uint32_t TiledOffset2DInner(uint32_t x, uint32_t y, uint32_t bpp,
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uint32_t base_offset);
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uint64_t hash() const;
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bool operator==(const TextureInfo& other) const {
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return std::memcmp(this, &other, sizeof(TextureInfo)) == 0;
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}
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private:
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void CalculateTextureSizes1D(const xenos::xe_gpu_texture_fetch_t& fetch);
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void CalculateTextureSizes2D(const xenos::xe_gpu_texture_fetch_t& fetch);
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void CalculateTextureSizesCube(const xenos::xe_gpu_texture_fetch_t& fetch);
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};
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} // namespace gpu
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} // namespace xe
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#endif // XENIA_GPU_TEXTURE_INFO_H_
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