143 lines
3.2 KiB
C++
143 lines
3.2 KiB
C++
// Copyright 2018 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include "common/bit_field.h"
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#include "common/common_funcs.h"
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#include "common/common_types.h"
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#include "video_core/memory_manager.h"
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namespace Tegra {
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namespace Texture {
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enum class TextureFormat : u32 {
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A8R8G8B8 = 8,
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DXT1 = 0x24,
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};
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enum class TextureType : u32 {
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Texture1D = 0,
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Texture2D = 1,
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Texture3D = 2,
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TextureCubemap = 3,
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Texture1DArray = 4,
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Texture2DArray = 5,
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Texture1DBuffer = 6,
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Texture2DNoMipmap = 7,
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TextureCubeArray = 8,
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};
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enum class TICHeaderVersion : u32 {
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OneDBuffer = 0,
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PitchColorKey = 1,
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Pitch = 2,
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BlockLinear = 3,
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BlockLinearColorKey = 4,
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};
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union TextureHandle {
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u32 raw;
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BitField<0, 20, u32> tic_id;
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BitField<20, 12, u32> tsc_id;
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};
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static_assert(sizeof(TextureHandle) == 4, "TextureHandle has wrong size");
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struct TICEntry {
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union {
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u32 raw;
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BitField<0, 7, TextureFormat> format;
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BitField<7, 3, u32> r_type;
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BitField<10, 3, u32> g_type;
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BitField<13, 3, u32> b_type;
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BitField<16, 3, u32> a_type;
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};
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u32 address_low;
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union {
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BitField<0, 16, u32> address_high;
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BitField<21, 3, TICHeaderVersion> header_version;
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};
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INSERT_PADDING_BYTES(4);
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union {
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BitField<0, 16, u32> width_minus_1;
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BitField<23, 4, TextureType> texture_type;
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};
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u16 height_minus_1;
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INSERT_PADDING_BYTES(10);
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GPUVAddr Address() const {
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return static_cast<GPUVAddr>((static_cast<GPUVAddr>(address_high) << 32) | address_low);
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}
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u32 Width() const {
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return width_minus_1 + 1;
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}
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u32 Height() const {
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return height_minus_1 + 1;
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}
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bool IsTiled() const {
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return header_version == TICHeaderVersion::BlockLinear ||
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header_version == TICHeaderVersion::BlockLinearColorKey;
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}
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};
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static_assert(sizeof(TICEntry) == 0x20, "TICEntry has wrong size");
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enum class WrapMode : u32 {
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Wrap = 0,
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Mirror = 1,
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ClampToEdge = 2,
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Border = 3,
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ClampOGL = 4,
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MirrorOnceClampToEdge = 5,
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MirrorOnceBorder = 6,
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MirrorOnceClampOGL = 7,
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};
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enum class TextureFilter : u32 {
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Nearest = 1,
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Linear = 2,
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};
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enum class TextureMipmapFilter : u32 {
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None = 1,
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Nearest = 2,
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Linear = 3,
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};
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struct TSCEntry {
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union {
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BitField<0, 3, WrapMode> wrap_u;
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BitField<3, 3, WrapMode> wrap_v;
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BitField<6, 3, WrapMode> wrap_p;
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BitField<9, 1, u32> depth_compare_enabled;
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BitField<10, 3, u32> depth_compare_func;
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};
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union {
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BitField<0, 2, TextureFilter> mag_filter;
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BitField<4, 2, TextureFilter> min_filter;
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BitField<6, 2, TextureMipmapFilter> mip_filter;
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};
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INSERT_PADDING_BYTES(8);
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u32 border_color_r;
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u32 border_color_g;
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u32 border_color_b;
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u32 border_color_a;
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};
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static_assert(sizeof(TSCEntry) == 0x20, "TSCEntry has wrong size");
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struct FullTextureInfo {
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u32 index;
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TICEntry tic;
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TSCEntry tsc;
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bool enabled;
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};
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/// Returns the number of bytes per pixel of the input texture format.
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u32 BytesPerPixel(TextureFormat format);
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} // namespace Texture
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} // namespace Tegra
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