240 lines
7.5 KiB
C++
240 lines
7.5 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. *
|
|
******************************************************************************
|
|
*/
|
|
|
|
#ifndef XENIA_GPU_TEXTURE_INFO_H_
|
|
#define XENIA_GPU_TEXTURE_INFO_H_
|
|
|
|
#include <cstring>
|
|
#include <memory>
|
|
|
|
#include "xenia/base/assert.h"
|
|
#include "xenia/gpu/xenos.h"
|
|
|
|
namespace xe {
|
|
namespace gpu {
|
|
|
|
inline xenos::TextureFormat GetBaseFormat(xenos::TextureFormat texture_format) {
|
|
// These formats are used for resampling textures / gamma control.
|
|
switch (texture_format) {
|
|
case xenos::TextureFormat::k_16_EXPAND:
|
|
return xenos::TextureFormat::k_16_FLOAT;
|
|
case xenos::TextureFormat::k_16_16_EXPAND:
|
|
return xenos::TextureFormat::k_16_16_FLOAT;
|
|
case xenos::TextureFormat::k_16_16_16_16_EXPAND:
|
|
return xenos::TextureFormat::k_16_16_16_16_FLOAT;
|
|
case xenos::TextureFormat::k_8_8_8_8_AS_16_16_16_16:
|
|
return xenos::TextureFormat::k_8_8_8_8;
|
|
case xenos::TextureFormat::k_DXT1_AS_16_16_16_16:
|
|
return xenos::TextureFormat::k_DXT1;
|
|
case xenos::TextureFormat::k_DXT2_3_AS_16_16_16_16:
|
|
return xenos::TextureFormat::k_DXT2_3;
|
|
case xenos::TextureFormat::k_DXT4_5_AS_16_16_16_16:
|
|
return xenos::TextureFormat::k_DXT4_5;
|
|
case xenos::TextureFormat::k_2_10_10_10_AS_16_16_16_16:
|
|
return xenos::TextureFormat::k_2_10_10_10;
|
|
case xenos::TextureFormat::k_10_11_11_AS_16_16_16_16:
|
|
return xenos::TextureFormat::k_10_11_11;
|
|
case xenos::TextureFormat::k_11_11_10_AS_16_16_16_16:
|
|
return xenos::TextureFormat::k_11_11_10;
|
|
case xenos::TextureFormat::k_8_8_8_8_GAMMA_EDRAM:
|
|
return xenos::TextureFormat::k_8_8_8_8;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return texture_format;
|
|
}
|
|
|
|
inline size_t GetTexelSize(xenos::TextureFormat format) {
|
|
switch (format) {
|
|
case xenos::TextureFormat::k_1_5_5_5:
|
|
return 2;
|
|
case xenos::TextureFormat::k_2_10_10_10:
|
|
return 4;
|
|
case xenos::TextureFormat::k_4_4_4_4:
|
|
return 2;
|
|
case xenos::TextureFormat::k_5_6_5:
|
|
return 2;
|
|
case xenos::TextureFormat::k_8:
|
|
return 1;
|
|
case xenos::TextureFormat::k_8_8:
|
|
return 2;
|
|
case xenos::TextureFormat::k_8_8_8_8:
|
|
return 4;
|
|
case xenos::TextureFormat::k_16:
|
|
return 4;
|
|
case xenos::TextureFormat::k_16_FLOAT:
|
|
return 4;
|
|
case xenos::TextureFormat::k_16_16:
|
|
return 4;
|
|
case xenos::TextureFormat::k_16_16_FLOAT:
|
|
return 4;
|
|
case xenos::TextureFormat::k_16_16_16_16:
|
|
return 8;
|
|
case xenos::TextureFormat::k_16_16_16_16_FLOAT:
|
|
return 8;
|
|
case xenos::TextureFormat::k_32_FLOAT:
|
|
return 4;
|
|
case xenos::TextureFormat::k_32_32_FLOAT:
|
|
return 8;
|
|
case xenos::TextureFormat::k_32_32_32_32_FLOAT:
|
|
return 16;
|
|
case xenos::TextureFormat::k_10_11_11:
|
|
case xenos::TextureFormat::k_11_11_10:
|
|
return 4;
|
|
default:
|
|
assert_unhandled_case(format);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
inline xenos::TextureFormat ColorFormatToTextureFormat(
|
|
xenos::ColorFormat color_format) {
|
|
return static_cast<xenos::TextureFormat>(color_format);
|
|
}
|
|
|
|
inline xenos::TextureFormat DepthRenderTargetToTextureFormat(
|
|
xenos::DepthRenderTargetFormat depth_format) {
|
|
switch (depth_format) {
|
|
case xenos::DepthRenderTargetFormat::kD24S8:
|
|
return xenos::TextureFormat::k_24_8;
|
|
case xenos::DepthRenderTargetFormat::kD24FS8:
|
|
return xenos::TextureFormat::k_24_8_FLOAT;
|
|
default:
|
|
assert_unhandled_case(depth_format);
|
|
return xenos::TextureFormat(~0);
|
|
}
|
|
}
|
|
|
|
enum class FormatType {
|
|
// Uncompressed, and is also a ColorFormat.
|
|
kResolvable,
|
|
// Uncompressed, but resolve or memory export cannot be done to the format.
|
|
kUncompressed,
|
|
kCompressed,
|
|
};
|
|
|
|
struct FormatInfo {
|
|
xenos::TextureFormat format;
|
|
const char* name;
|
|
FormatType type;
|
|
uint32_t block_width;
|
|
uint32_t block_height;
|
|
uint32_t bits_per_pixel;
|
|
|
|
uint32_t bytes_per_block() const {
|
|
return block_width * block_height * bits_per_pixel / 8;
|
|
}
|
|
|
|
static const FormatInfo* Get(uint32_t gpu_format);
|
|
|
|
static const FormatInfo* Get(xenos::TextureFormat format) {
|
|
return Get(static_cast<uint32_t>(format));
|
|
}
|
|
};
|
|
|
|
struct TextureInfo;
|
|
|
|
struct TextureExtent {
|
|
uint32_t pitch; // texel pitch
|
|
uint32_t height; // texel height
|
|
uint32_t block_width; // # of horizontal visible blocks
|
|
uint32_t block_height; // # of vertical visible blocks
|
|
uint32_t block_pitch_h; // # of horizontal pitch blocks
|
|
uint32_t block_pitch_v; // # of vertical pitch blocks
|
|
uint32_t depth;
|
|
|
|
uint32_t all_blocks() const { return block_pitch_h * block_pitch_v * depth; }
|
|
uint32_t visible_blocks() const {
|
|
return block_pitch_h * block_height * depth;
|
|
}
|
|
|
|
static TextureExtent Calculate(const FormatInfo* format_info, uint32_t pitch,
|
|
uint32_t height, uint32_t depth, bool is_tiled,
|
|
bool is_guest);
|
|
static TextureExtent Calculate(const TextureInfo* texture_info,
|
|
bool is_guest);
|
|
};
|
|
|
|
struct TextureMemoryInfo {
|
|
uint32_t base_address;
|
|
uint32_t base_size;
|
|
uint32_t mip_address;
|
|
uint32_t mip_size;
|
|
};
|
|
|
|
struct TextureInfo {
|
|
xenos::TextureFormat format;
|
|
xenos::Endian endianness;
|
|
|
|
xenos::DataDimension dimension;
|
|
uint32_t width; // width in pixels
|
|
uint32_t height; // height in pixels
|
|
uint32_t depth; // depth in layers
|
|
uint32_t pitch; // pitch in blocks
|
|
uint32_t mip_min_level;
|
|
uint32_t mip_max_level;
|
|
bool is_stacked;
|
|
bool is_tiled;
|
|
bool has_packed_mips;
|
|
|
|
TextureMemoryInfo memory;
|
|
TextureExtent extent;
|
|
|
|
const FormatInfo* format_info() const {
|
|
return FormatInfo::Get(static_cast<uint32_t>(format));
|
|
}
|
|
|
|
bool is_compressed() const {
|
|
return format_info()->type == FormatType::kCompressed;
|
|
}
|
|
|
|
uint32_t mip_levels() const { return 1 + (mip_max_level - mip_min_level); }
|
|
|
|
static bool Prepare(const xenos::xe_gpu_texture_fetch_t& fetch,
|
|
TextureInfo* out_info);
|
|
|
|
static bool PrepareResolve(uint32_t physical_address,
|
|
xenos::TextureFormat texture_format,
|
|
xenos::Endian endian, uint32_t pitch,
|
|
uint32_t width, uint32_t height, uint32_t depth,
|
|
TextureInfo* out_info);
|
|
|
|
uint32_t GetMaxMipLevels() const;
|
|
|
|
const TextureExtent GetMipExtent(uint32_t mip, bool is_guest) const;
|
|
|
|
void GetMipSize(uint32_t mip, uint32_t* width, uint32_t* height) const;
|
|
|
|
// Get the memory location of a mip. offset_x and offset_y are in blocks.
|
|
uint32_t GetMipLocation(uint32_t mip, uint32_t* offset_x, uint32_t* offset_y,
|
|
bool is_guest) const;
|
|
|
|
static bool GetPackedTileOffset(uint32_t width, uint32_t height,
|
|
const FormatInfo* format_info,
|
|
int packed_tile, uint32_t* offset_x,
|
|
uint32_t* offset_y);
|
|
|
|
bool GetPackedTileOffset(int packed_tile, uint32_t* offset_x,
|
|
uint32_t* offset_y) const;
|
|
|
|
uint64_t hash() const;
|
|
bool operator==(const TextureInfo& other) const {
|
|
return std::memcmp(this, &other, sizeof(TextureInfo)) == 0;
|
|
}
|
|
|
|
private:
|
|
void SetupMemoryInfo(uint32_t base_address, uint32_t mip_address);
|
|
};
|
|
|
|
} // namespace gpu
|
|
} // namespace xe
|
|
|
|
#endif // XENIA_GPU_TEXTURE_INFO_H_
|