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|
//
// Copyright 2015 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// texture_format_table:
// Queries for full textureFormat information based in internalFormat
//
#include "libANGLE/renderer/d3d/d3d11/texture_format_table.h"
#include "libANGLE/renderer/d3d/d3d11/formatutils11.h"
#include "libANGLE/renderer/d3d/d3d11/renderer11_utils.h"
#include "libANGLE/renderer/d3d/d3d11/swizzle_format_info.h"
#include "libANGLE/renderer/d3d/d3d11/texture_format_util.h"
#include "libANGLE/renderer/d3d/loadimage.h"
namespace rx
{
namespace d3d11
{
namespace
{
typedef bool (*FormatSupportFunction)(const Renderer11DeviceCaps &);
bool AnyDevice(const Renderer11DeviceCaps &deviceCaps)
{
return true;
}
bool OnlyFL10Plus(const Renderer11DeviceCaps &deviceCaps)
{
return (deviceCaps.featureLevel >= D3D_FEATURE_LEVEL_10_0);
}
bool OnlyFL9_3(const Renderer11DeviceCaps &deviceCaps)
{
return (deviceCaps.featureLevel == D3D_FEATURE_LEVEL_9_3);
}
template <DXGI_FORMAT format, bool requireSupport>
bool SupportsFormat(const Renderer11DeviceCaps &deviceCaps)
{
// Must support texture, SRV and RTV support
UINT mustSupport = D3D11_FORMAT_SUPPORT_TEXTURE2D | D3D11_FORMAT_SUPPORT_TEXTURECUBE |
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE | D3D11_FORMAT_SUPPORT_MIP |
D3D11_FORMAT_SUPPORT_RENDER_TARGET;
if (d3d11_gl::GetMaximumClientVersion(deviceCaps.featureLevel) > 2)
{
mustSupport |= D3D11_FORMAT_SUPPORT_TEXTURE3D;
}
bool fullSupport = false;
if (format == DXGI_FORMAT_B5G6R5_UNORM)
{
// All hardware that supports DXGI_FORMAT_B5G6R5_UNORM should support autogen mipmaps, but
// check anyway.
mustSupport |= D3D11_FORMAT_SUPPORT_MIP_AUTOGEN;
fullSupport = ((deviceCaps.B5G6R5support & mustSupport) == mustSupport);
}
else if (format == DXGI_FORMAT_B4G4R4A4_UNORM)
{
fullSupport = ((deviceCaps.B4G4R4A4support & mustSupport) == mustSupport);
}
else if (format == DXGI_FORMAT_B5G5R5A1_UNORM)
{
fullSupport = ((deviceCaps.B5G5R5A1support & mustSupport) == mustSupport);
}
else
{
UNREACHABLE();
return false;
}
// This 'SupportsFormat' function is used by individual entries in the D3D11 Format Map below,
// which maps GL formats to DXGI formats.
if (requireSupport)
{
// This means that ANGLE would like to use the entry in the map if the inputted DXGI format
// *IS* supported.
// e.g. the entry might map GL_RGB5_A1 to DXGI_FORMAT_B5G5R5A1, which should only be used if
// DXGI_FORMAT_B5G5R5A1 is supported.
// In this case, we should only return 'true' if the format *IS* supported.
return fullSupport;
}
else
{
// This means that ANGLE would like to use the entry in the map if the inputted DXGI format
// *ISN'T* supported.
// This might be a fallback entry. e.g. for ANGLE to use DXGI_FORMAT_R8G8B8A8_UNORM if
// DXGI_FORMAT_B5G5R5A1 isn't supported.
// In this case, we should only return 'true' if the format *ISN'T* supported.
return !fullSupport;
}
}
// End Format Support Functions
// For sized GL internal formats, there are several possible corresponding D3D11 formats depending
// on device capabilities.
// This map type allows querying for the DXGI texture formats to use for textures, SRVs, RTVs and
// DSVs given a GL internal format.
typedef std::pair<FormatSupportFunction, TextureFormat> TextureFormatWithSupportFunction;
typedef std::map<GLenum, std::vector<TextureFormatWithSupportFunction>> D3D11ES3FormatMap;
inline void InsertD3D11FormatInfo(D3D11ES3FormatMap *formatMap,
GLenum internalFormat,
DXGI_FORMAT texFormat,
DXGI_FORMAT srvFormat,
DXGI_FORMAT rtvFormat,
DXGI_FORMAT dsvFormat,
FormatSupportFunction formatSupportFunction)
{
TextureFormat info;
info.texFormat = texFormat;
info.srvFormat = srvFormat;
info.rtvFormat = rtvFormat;
info.dsvFormat = dsvFormat;
// Given a GL internal format, the renderFormat is the DSV format if it is depth- or
// stencil-renderable,
// the RTV format if it is color-renderable, and the (nonrenderable) texture format otherwise.
if (dsvFormat != DXGI_FORMAT_UNKNOWN)
{
info.renderFormat = dsvFormat;
}
else if (rtvFormat != DXGI_FORMAT_UNKNOWN)
{
info.renderFormat = rtvFormat;
}
else if (texFormat != DXGI_FORMAT_UNKNOWN)
{
info.renderFormat = texFormat;
}
else
{
info.renderFormat = DXGI_FORMAT_UNKNOWN;
}
// Compute the swizzle formats
const gl::InternalFormat &formatInfo = gl::GetInternalFormatInfo(internalFormat);
if (internalFormat != GL_NONE && formatInfo.pixelBytes > 0)
{
if (formatInfo.componentCount != 4 || texFormat == DXGI_FORMAT_UNKNOWN ||
srvFormat == DXGI_FORMAT_UNKNOWN || rtvFormat == DXGI_FORMAT_UNKNOWN)
{
// Get the maximum sized component
unsigned int maxBits = 1;
if (formatInfo.compressed)
{
unsigned int compressedBitsPerBlock = formatInfo.pixelBytes * 8;
unsigned int blockSize =
formatInfo.compressedBlockWidth * formatInfo.compressedBlockHeight;
maxBits = std::max(compressedBitsPerBlock / blockSize, maxBits);
}
else
{
maxBits = std::max(maxBits, formatInfo.alphaBits);
maxBits = std::max(maxBits, formatInfo.redBits);
maxBits = std::max(maxBits, formatInfo.greenBits);
maxBits = std::max(maxBits, formatInfo.blueBits);
maxBits = std::max(maxBits, formatInfo.luminanceBits);
maxBits = std::max(maxBits, formatInfo.depthBits);
}
maxBits = roundUp(maxBits, 8U);
static const SwizzleInfoMap &swizzleMap = BuildSwizzleInfoMap();
SwizzleInfoMap::const_iterator swizzleIter =
swizzleMap.find(SwizzleSizeType(maxBits, formatInfo.componentType));
// Handle the odd case where we might find an invalid swizzle key.
// This should never happen, but it's hard to prove, so add a fail-safe.
ASSERT(swizzleIter != swizzleMap.end());
if (swizzleIter != swizzleMap.end())
{
const SwizzleFormatInfo &swizzleInfo = swizzleIter->second;
info.swizzleTexFormat = swizzleInfo.mTexFormat;
info.swizzleSRVFormat = swizzleInfo.mSRVFormat;
info.swizzleRTVFormat = swizzleInfo.mRTVFormat;
}
}
else
{
// The original texture format is suitable for swizzle operations
info.swizzleTexFormat = texFormat;
info.swizzleSRVFormat = srvFormat;
info.swizzleRTVFormat = rtvFormat;
}
}
else
{
// Not possible to swizzle with this texture format since it is either unsized or GL_NONE
info.swizzleTexFormat = DXGI_FORMAT_UNKNOWN;
info.swizzleSRVFormat = DXGI_FORMAT_UNKNOWN;
info.swizzleRTVFormat = DXGI_FORMAT_UNKNOWN;
}
// Check if there is an initialization function for this texture format
static const InternalFormatInitializerMap &initializerMap = BuildInternalFormatInitializerMap();
auto initializerIter =
initializerMap.find(InitializeTextureFormatPair(internalFormat, texFormat));
info.dataInitializerFunction =
(initializerIter != initializerMap.end()) ? initializerIter->second : NULL;
// Gather all the load functions for this internal format
static const D3D11LoadFunctionMap &loadFunctions = BuildD3D11LoadFunctionMap();
auto loadFunctionIter = loadFunctions.find(internalFormat);
if (loadFunctionIter != loadFunctions.end())
{
const std::vector<GLTypeDXGIFunctionPair> &loadFunctionVector = loadFunctionIter->second;
for (size_t i = 0; i < loadFunctionVector.size(); i++)
{
DxgiFormatLoadFunctionPair formatFuncPair = loadFunctionVector[i].second;
GLenum type = loadFunctionVector[i].first;
DXGI_FORMAT dxgiFormat = formatFuncPair.first;
rx::LoadImageFunction loadFunc = formatFuncPair.second;
if (dxgiFormat == texFormat || dxgiFormat == DXGI_FORMAT_UNKNOWN)
{
info.loadFunctions.insert(std::make_pair(type, loadFunc));
}
}
}
ASSERT(info.loadFunctions.size() != 0 || internalFormat == GL_NONE);
(*formatMap)[internalFormat].push_back(std::make_pair(formatSupportFunction, info));
}
const D3D11ES3FormatMap &BuildD3D11FormatMap()
{
static D3D11ES3FormatMap map;
// clang-format off
// | GL internal format | D3D11 texture format | D3D11 SRV format | D3D11 RTV format | D3D11 DSV format | Requirements
InsertD3D11FormatInfo(&map, GL_NONE, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_R8, DXGI_FORMAT_R8_UNORM, DXGI_FORMAT_R8_UNORM, DXGI_FORMAT_R8_UNORM, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_R8_SNORM, DXGI_FORMAT_R8_SNORM, DXGI_FORMAT_R8_SNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RG8, DXGI_FORMAT_R8G8_UNORM, DXGI_FORMAT_R8G8_UNORM, DXGI_FORMAT_R8G8_UNORM, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RG8_SNORM, DXGI_FORMAT_R8G8_SNORM, DXGI_FORMAT_R8G8_SNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGB8, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGB8_SNORM, DXGI_FORMAT_R8G8B8A8_SNORM, DXGI_FORMAT_R8G8B8A8_SNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGB565, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, SupportsFormat<DXGI_FORMAT_B5G6R5_UNORM, false>);
InsertD3D11FormatInfo(&map, GL_RGB565, DXGI_FORMAT_B5G6R5_UNORM, DXGI_FORMAT_B5G6R5_UNORM, DXGI_FORMAT_B5G6R5_UNORM, DXGI_FORMAT_UNKNOWN, SupportsFormat<DXGI_FORMAT_B5G6R5_UNORM, true>);
InsertD3D11FormatInfo(&map, GL_RGBA4, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, SupportsFormat<DXGI_FORMAT_B4G4R4A4_UNORM, false>);
InsertD3D11FormatInfo(&map, GL_RGBA4, DXGI_FORMAT_B4G4R4A4_UNORM, DXGI_FORMAT_B4G4R4A4_UNORM, DXGI_FORMAT_B4G4R4A4_UNORM, DXGI_FORMAT_UNKNOWN, SupportsFormat<DXGI_FORMAT_B4G4R4A4_UNORM, true>);
InsertD3D11FormatInfo(&map, GL_RGB5_A1, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, SupportsFormat<DXGI_FORMAT_B5G5R5A1_UNORM, false>);
InsertD3D11FormatInfo(&map, GL_RGB5_A1, DXGI_FORMAT_B5G5R5A1_UNORM, DXGI_FORMAT_B5G5R5A1_UNORM, DXGI_FORMAT_B5G5R5A1_UNORM, DXGI_FORMAT_UNKNOWN, SupportsFormat<DXGI_FORMAT_B5G5R5A1_UNORM, true>);
InsertD3D11FormatInfo(&map, GL_RGBA8, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGBA8_SNORM, DXGI_FORMAT_R8G8B8A8_SNORM, DXGI_FORMAT_R8G8B8A8_SNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGB10_A2, DXGI_FORMAT_R10G10B10A2_UNORM, DXGI_FORMAT_R10G10B10A2_UNORM, DXGI_FORMAT_R10G10B10A2_UNORM, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGB10_A2UI, DXGI_FORMAT_R10G10B10A2_UINT, DXGI_FORMAT_R10G10B10A2_UINT, DXGI_FORMAT_R10G10B10A2_UINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_SRGB8, DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_SRGB8_ALPHA8, DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_R16F, DXGI_FORMAT_R16_FLOAT, DXGI_FORMAT_R16_FLOAT, DXGI_FORMAT_R16_FLOAT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RG16F, DXGI_FORMAT_R16G16_FLOAT, DXGI_FORMAT_R16G16_FLOAT, DXGI_FORMAT_R16G16_FLOAT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGB16F, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGBA16F, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_R32F, DXGI_FORMAT_R32_FLOAT, DXGI_FORMAT_R32_FLOAT, DXGI_FORMAT_R32_FLOAT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RG32F, DXGI_FORMAT_R32G32_FLOAT, DXGI_FORMAT_R32G32_FLOAT, DXGI_FORMAT_R32G32_FLOAT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGB32F, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGBA32F, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_R11F_G11F_B10F, DXGI_FORMAT_R11G11B10_FLOAT, DXGI_FORMAT_R11G11B10_FLOAT, DXGI_FORMAT_R11G11B10_FLOAT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGB9_E5, DXGI_FORMAT_R9G9B9E5_SHAREDEXP, DXGI_FORMAT_R9G9B9E5_SHAREDEXP, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_R8I, DXGI_FORMAT_R8_SINT, DXGI_FORMAT_R8_SINT, DXGI_FORMAT_R8_SINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_R8UI, DXGI_FORMAT_R8_UINT, DXGI_FORMAT_R8_UINT, DXGI_FORMAT_R8_UINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_R16I, DXGI_FORMAT_R16_SINT, DXGI_FORMAT_R16_SINT, DXGI_FORMAT_R16_SINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_R16UI, DXGI_FORMAT_R16_UINT, DXGI_FORMAT_R16_UINT, DXGI_FORMAT_R16_UINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_R32I, DXGI_FORMAT_R32_SINT, DXGI_FORMAT_R32_SINT, DXGI_FORMAT_R32_SINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_R32UI, DXGI_FORMAT_R32_UINT, DXGI_FORMAT_R32_UINT, DXGI_FORMAT_R32_UINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RG8I, DXGI_FORMAT_R8G8_SINT, DXGI_FORMAT_R8G8_SINT, DXGI_FORMAT_R8G8_SINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RG8UI, DXGI_FORMAT_R8G8_UINT, DXGI_FORMAT_R8G8_UINT, DXGI_FORMAT_R8G8_UINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RG16I, DXGI_FORMAT_R16G16_SINT, DXGI_FORMAT_R16G16_SINT, DXGI_FORMAT_R16G16_SINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RG16UI, DXGI_FORMAT_R16G16_UINT, DXGI_FORMAT_R16G16_UINT, DXGI_FORMAT_R16G16_UINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RG32I, DXGI_FORMAT_R32G32_SINT, DXGI_FORMAT_R32G32_SINT, DXGI_FORMAT_R32G32_SINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RG32UI, DXGI_FORMAT_R32G32_UINT, DXGI_FORMAT_R32G32_UINT, DXGI_FORMAT_R32G32_UINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGB8I, DXGI_FORMAT_R8G8B8A8_SINT, DXGI_FORMAT_R8G8B8A8_SINT, DXGI_FORMAT_R8G8B8A8_SINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGB8UI, DXGI_FORMAT_R8G8B8A8_UINT, DXGI_FORMAT_R8G8B8A8_UINT, DXGI_FORMAT_R8G8B8A8_UINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGB16I, DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGB16UI, DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGB32I, DXGI_FORMAT_R32G32B32A32_SINT, DXGI_FORMAT_R32G32B32A32_SINT, DXGI_FORMAT_R32G32B32A32_SINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGB32UI, DXGI_FORMAT_R32G32B32A32_UINT, DXGI_FORMAT_R32G32B32A32_UINT, DXGI_FORMAT_R32G32B32A32_UINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGBA8I, DXGI_FORMAT_R8G8B8A8_SINT, DXGI_FORMAT_R8G8B8A8_SINT, DXGI_FORMAT_R8G8B8A8_SINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGBA8UI, DXGI_FORMAT_R8G8B8A8_UINT, DXGI_FORMAT_R8G8B8A8_UINT, DXGI_FORMAT_R8G8B8A8_UINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGBA16I, DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGBA16UI, DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGBA32I, DXGI_FORMAT_R32G32B32A32_SINT, DXGI_FORMAT_R32G32B32A32_SINT, DXGI_FORMAT_R32G32B32A32_SINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGBA32UI, DXGI_FORMAT_R32G32B32A32_UINT, DXGI_FORMAT_R32G32B32A32_UINT, DXGI_FORMAT_R32G32B32A32_UINT, DXGI_FORMAT_UNKNOWN, AnyDevice);
// Unsized formats, TODO: Are types of float and half float allowed for the unsized types? Would
// it change the DXGI format?
InsertD3D11FormatInfo(&map, GL_ALPHA, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_UNKNOWN, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_ALPHA, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, OnlyFL9_3);
InsertD3D11FormatInfo(&map, GL_LUMINANCE, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_LUMINANCE_ALPHA, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGB, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_RGBA, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_BGRA_EXT, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_UNKNOWN, AnyDevice);
// From GL_EXT_texture_storage
// | GL internal format | D3D11 texture format | D3D11 SRV format | D3D11 RTV format | D3D11 DSV format | Requirements
InsertD3D11FormatInfo(&map, GL_ALPHA8_EXT, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_UNKNOWN, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_ALPHA8_EXT, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, OnlyFL9_3);
InsertD3D11FormatInfo(&map, GL_LUMINANCE8_EXT, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_ALPHA32F_EXT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_LUMINANCE32F_EXT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_ALPHA16F_EXT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_LUMINANCE16F_EXT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_LUMINANCE8_ALPHA8_EXT, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_LUMINANCE_ALPHA32F_EXT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_LUMINANCE_ALPHA16F_EXT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_BGRA8_EXT, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_BGRA4_ANGLEX, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_BGR5_A1_ANGLEX, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_UNKNOWN, AnyDevice);
// Depth stencil formats
InsertD3D11FormatInfo(&map, GL_DEPTH_COMPONENT16, DXGI_FORMAT_R16_TYPELESS, DXGI_FORMAT_R16_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D16_UNORM, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_DEPTH_COMPONENT16, DXGI_FORMAT_D16_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D16_UNORM, OnlyFL9_3);
InsertD3D11FormatInfo(&map, GL_DEPTH_COMPONENT24, DXGI_FORMAT_R24G8_TYPELESS, DXGI_FORMAT_R24_UNORM_X8_TYPELESS, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_DEPTH_COMPONENT24, DXGI_FORMAT_D24_UNORM_S8_UINT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT, OnlyFL9_3);
InsertD3D11FormatInfo(&map, GL_DEPTH_COMPONENT32F, DXGI_FORMAT_R32_TYPELESS, DXGI_FORMAT_R32_FLOAT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D32_FLOAT, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_DEPTH_COMPONENT32F, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, OnlyFL9_3);
InsertD3D11FormatInfo(&map, GL_DEPTH24_STENCIL8, DXGI_FORMAT_R24G8_TYPELESS, DXGI_FORMAT_R24_UNORM_X8_TYPELESS, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_DEPTH24_STENCIL8, DXGI_FORMAT_D24_UNORM_S8_UINT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT, OnlyFL9_3);
InsertD3D11FormatInfo(&map, GL_DEPTH32F_STENCIL8, DXGI_FORMAT_R32G8X24_TYPELESS, DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D32_FLOAT_S8X24_UINT, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_DEPTH32F_STENCIL8, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, OnlyFL9_3);
InsertD3D11FormatInfo(&map, GL_STENCIL_INDEX8, DXGI_FORMAT_R24G8_TYPELESS, DXGI_FORMAT_X24_TYPELESS_G8_UINT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_STENCIL_INDEX8, DXGI_FORMAT_D24_UNORM_S8_UINT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT, OnlyFL9_3);
// From GL_ANGLE_depth_texture
// Since D3D11 doesn't have a D32_UNORM format, use D24S8 which has comparable precision and
// matches the ES3 format.
InsertD3D11FormatInfo(&map, GL_DEPTH_COMPONENT32_OES, DXGI_FORMAT_R24G8_TYPELESS, DXGI_FORMAT_R24_UNORM_X8_TYPELESS, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT, OnlyFL10Plus);
// Compressed formats, From ES 3.0.1 spec, table 3.16
// | GL internal format | D3D11 texture format | D3D11 SRV format | D3D11 RTV format | D3D11 DSV format | Requirements
InsertD3D11FormatInfo(&map, GL_COMPRESSED_R11_EAC, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_COMPRESSED_SIGNED_R11_EAC, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_COMPRESSED_RG11_EAC, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_COMPRESSED_SIGNED_RG11_EAC, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_COMPRESSED_RGB8_ETC2, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_COMPRESSED_SRGB8_ETC2, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_COMPRESSED_RGBA8_ETC2_EAC, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, OnlyFL10Plus);
InsertD3D11FormatInfo(&map, GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, OnlyFL10Plus);
// From GL_EXT_texture_compression_dxt1
InsertD3D11FormatInfo(&map, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, AnyDevice);
InsertD3D11FormatInfo(&map, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, AnyDevice);
// From GL_ANGLE_texture_compression_dxt3
InsertD3D11FormatInfo(&map, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, DXGI_FORMAT_BC2_UNORM, DXGI_FORMAT_BC2_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, AnyDevice);
// From GL_ANGLE_texture_compression_dxt5
InsertD3D11FormatInfo(&map, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, DXGI_FORMAT_BC3_UNORM, DXGI_FORMAT_BC3_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, AnyDevice);
// clang-format on
return map;
}
} // namespace
TextureFormat::TextureFormat()
: texFormat(DXGI_FORMAT_UNKNOWN),
srvFormat(DXGI_FORMAT_UNKNOWN),
rtvFormat(DXGI_FORMAT_UNKNOWN),
dsvFormat(DXGI_FORMAT_UNKNOWN),
renderFormat(DXGI_FORMAT_UNKNOWN),
swizzleTexFormat(DXGI_FORMAT_UNKNOWN),
swizzleSRVFormat(DXGI_FORMAT_UNKNOWN),
swizzleRTVFormat(DXGI_FORMAT_UNKNOWN),
dataInitializerFunction(NULL),
loadFunctions()
{
}
const TextureFormat &GetTextureFormatInfo(GLenum internalFormat,
const Renderer11DeviceCaps &renderer11DeviceCaps)
{
static const D3D11ES3FormatMap &formatMap = BuildD3D11FormatMap();
D3D11ES3FormatMap::const_iterator iter = formatMap.find(internalFormat);
if (iter != formatMap.end())
{
const std::vector<TextureFormatWithSupportFunction> &formatVector = iter->second;
for (size_t i = 0; i < formatVector.size(); i++)
{
const FormatSupportFunction supportFunction = formatVector[i].first;
const TextureFormat &textureFormat = formatVector[i].second;
if (supportFunction(renderer11DeviceCaps))
{
return textureFormat;
}
}
}
static const TextureFormat defaultInfo;
return defaultInfo;
}
} // namespace d3d11
} // namespace rx
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