| #include "precompiled.h" |
| // |
| // Copyright (c) 2013 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. |
| // |
| |
| // formatutils11.cpp: Queries for GL image formats and their translations to D3D11 |
| // formats. |
| |
| #include "libGLESv2/renderer/formatutils11.h" |
| #include "libGLESv2/renderer/generatemip.h" |
| #include "libGLESv2/renderer/loadimage.h" |
| |
| namespace rx |
| { |
| |
| struct D3D11ES3FormatInfo |
| { |
| DXGI_FORMAT mTexFormat; |
| DXGI_FORMAT mSRVFormat; |
| DXGI_FORMAT mRTVFormat; |
| DXGI_FORMAT mDSVFormat; |
| |
| D3D11ES3FormatInfo() |
| : mTexFormat(DXGI_FORMAT_UNKNOWN), mDSVFormat(DXGI_FORMAT_UNKNOWN), mRTVFormat(DXGI_FORMAT_UNKNOWN), mSRVFormat(DXGI_FORMAT_UNKNOWN) |
| { } |
| |
| D3D11ES3FormatInfo(DXGI_FORMAT texFormat, DXGI_FORMAT srvFormat, DXGI_FORMAT rtvFormat, DXGI_FORMAT dsvFormat) |
| : mTexFormat(texFormat), mDSVFormat(dsvFormat), mRTVFormat(rtvFormat), mSRVFormat(srvFormat) |
| { } |
| }; |
| |
| // For sized GL internal formats, there is only one corresponding D3D11 format. 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<GLint, D3D11ES3FormatInfo> D3D11ES3FormatPair; |
| typedef std::map<GLint, D3D11ES3FormatInfo> D3D11ES3FormatMap; |
| |
| static D3D11ES3FormatMap buildD3D11ES3FormatMap() |
| { |
| D3D11ES3FormatMap map; |
| |
| // | GL internal format | | D3D11 texture format | D3D11 SRV format | D3D11 RTV format | D3D11 DSV format | |
| map.insert(D3D11ES3FormatPair(GL_NONE, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_R8, D3D11ES3FormatInfo(DXGI_FORMAT_R8_UNORM, DXGI_FORMAT_R8_UNORM, DXGI_FORMAT_R8_UNORM, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_R8_SNORM, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RG8, D3D11ES3FormatInfo(DXGI_FORMAT_R8G8_UNORM, DXGI_FORMAT_R8G8_UNORM, DXGI_FORMAT_R8G8_UNORM, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RG8_SNORM, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB8, D3D11ES3FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB8_SNORM, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB565, D3D11ES3FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGBA4, D3D11ES3FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB5_A1, D3D11ES3FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGBA8, D3D11ES3FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGBA8_SNORM, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB10_A2, D3D11ES3FormatInfo(DXGI_FORMAT_R10G10B10A2_UNORM, DXGI_FORMAT_R10G10B10A2_UNORM, DXGI_FORMAT_R10G10B10A2_UNORM, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB10_A2UI, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_SRGB8, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_SRGB8_ALPHA8, D3D11ES3FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_R16F, D3D11ES3FormatInfo(DXGI_FORMAT_R16_FLOAT, DXGI_FORMAT_R16_FLOAT, DXGI_FORMAT_R16_FLOAT, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RG16F, D3D11ES3FormatInfo(DXGI_FORMAT_R16G16_FLOAT, DXGI_FORMAT_R16G16_FLOAT, DXGI_FORMAT_R16G16_FLOAT, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB16F, D3D11ES3FormatInfo(DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGBA16F, D3D11ES3FormatInfo(DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_R32F, D3D11ES3FormatInfo(DXGI_FORMAT_R32_FLOAT, DXGI_FORMAT_R32_FLOAT, DXGI_FORMAT_R32_FLOAT, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RG32F, D3D11ES3FormatInfo(DXGI_FORMAT_R32G32_FLOAT, DXGI_FORMAT_R32G32_FLOAT, DXGI_FORMAT_R32G32_FLOAT, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB32F, D3D11ES3FormatInfo(DXGI_FORMAT_R32G32B32_FLOAT, DXGI_FORMAT_R32G32B32_FLOAT, DXGI_FORMAT_R32G32B32_FLOAT, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGBA32F, D3D11ES3FormatInfo(DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_R11F_G11F_B10F, D3D11ES3FormatInfo(DXGI_FORMAT_R11G11B10_FLOAT, DXGI_FORMAT_R11G11B10_FLOAT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB9_E5, D3D11ES3FormatInfo(DXGI_FORMAT_R9G9B9E5_SHAREDEXP, DXGI_FORMAT_R9G9B9E5_SHAREDEXP, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_R8I, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_R8UI, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_R16I, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_R16UI, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_R32I, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_R32UI, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RG8I, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RG8UI, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RG16I, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RG16UI, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RG32I, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RG32UI, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB8I, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB8UI, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB16I, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB16UI, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB32I, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB32UI, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGBA8I, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGBA8UI, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGBA16I, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGBA16UI, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGBA32I, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGBA32UI, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| |
| // Unsized formats, TODO: Are types of float and half float allowed for the unsized types? Would it change the DXGI format? |
| map.insert(D3D11ES3FormatPair(GL_ALPHA, D3D11ES3FormatInfo(DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_LUMINANCE, D3D11ES3FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_LUMINANCE_ALPHA, D3D11ES3FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGB, D3D11ES3FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_RGBA, D3D11ES3FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_BGRA_EXT, D3D11ES3FormatInfo(DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_UNKNOWN))); |
| |
| // From GL_EXT_texture_storage |
| // | GL internal format | | D3D11 texture format | D3D11 SRV format | D3D11 RTV format | D3D11 DSV format | |
| map.insert(D3D11ES3FormatPair(GL_ALPHA8_EXT, D3D11ES3FormatInfo(DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN ))); |
| map.insert(D3D11ES3FormatPair(GL_LUMINANCE8_EXT, D3D11ES3FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN ))); |
| map.insert(D3D11ES3FormatPair(GL_ALPHA32F_EXT, D3D11ES3FormatInfo(DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN ))); |
| map.insert(D3D11ES3FormatPair(GL_LUMINANCE32F_EXT, D3D11ES3FormatInfo(DXGI_FORMAT_R32G32B32_FLOAT, DXGI_FORMAT_R32G32B32_FLOAT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN ))); |
| map.insert(D3D11ES3FormatPair(GL_ALPHA16F_EXT, D3D11ES3FormatInfo(DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN ))); |
| map.insert(D3D11ES3FormatPair(GL_LUMINANCE16F_EXT, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN ))); |
| map.insert(D3D11ES3FormatPair(GL_LUMINANCE8_ALPHA8_EXT, D3D11ES3FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN ))); |
| map.insert(D3D11ES3FormatPair(GL_LUMINANCE_ALPHA32F_EXT, D3D11ES3FormatInfo(DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN ))); |
| map.insert(D3D11ES3FormatPair(GL_LUMINANCE_ALPHA16F_EXT, D3D11ES3FormatInfo(DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN ))); |
| map.insert(D3D11ES3FormatPair(GL_BGRA8_EXT, D3D11ES3FormatInfo(DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_UNKNOWN ))); |
| map.insert(D3D11ES3FormatPair(GL_BGRA4_ANGLEX, D3D11ES3FormatInfo(DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_UNKNOWN ))); |
| map.insert(D3D11ES3FormatPair(GL_BGR5_A1_ANGLEX, D3D11ES3FormatInfo(DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_UNKNOWN ))); |
| |
| // Depth stencil formats |
| map.insert(D3D11ES3FormatPair(GL_DEPTH_COMPONENT16, D3D11ES3FormatInfo(DXGI_FORMAT_R16_TYPELESS, DXGI_FORMAT_R16_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D16_UNORM ))); |
| map.insert(D3D11ES3FormatPair(GL_DEPTH_COMPONENT24, D3D11ES3FormatInfo(DXGI_FORMAT_R24G8_TYPELESS, DXGI_FORMAT_R24_UNORM_X8_TYPELESS, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT ))); |
| map.insert(D3D11ES3FormatPair(GL_DEPTH_COMPONENT32F, D3D11ES3FormatInfo(DXGI_FORMAT_R32_TYPELESS, DXGI_FORMAT_R32_FLOAT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D32_FLOAT ))); |
| map.insert(D3D11ES3FormatPair(GL_DEPTH24_STENCIL8, D3D11ES3FormatInfo(DXGI_FORMAT_R24G8_TYPELESS, DXGI_FORMAT_R24_UNORM_X8_TYPELESS, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT ))); |
| map.insert(D3D11ES3FormatPair(GL_DEPTH32F_STENCIL8, D3D11ES3FormatInfo(DXGI_FORMAT_R32G8X24_TYPELESS, DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D32_FLOAT_S8X24_UINT ))); |
| |
| // From GL_ANGLE_depth_texture |
| map.insert(D3D11ES3FormatPair(GL_DEPTH_COMPONENT32_OES, D3D11ES3FormatInfo(DXGI_FORMAT_R24G8_TYPELESS, DXGI_FORMAT_R24_UNORM_X8_TYPELESS, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT ))); |
| |
| // 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 | |
| map.insert(D3D11ES3FormatPair(GL_COMPRESSED_R11_EAC, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_COMPRESSED_SIGNED_R11_EAC, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_COMPRESSED_RG11_EAC, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_COMPRESSED_SIGNED_RG11_EAC, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_COMPRESSED_RGB8_ETC2, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_COMPRESSED_SRGB8_ETC2, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_COMPRESSED_RGBA8_ETC2_EAC, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, D3D11ES3FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| |
| // From GL_EXT_texture_compression_dxt1 |
| map.insert(D3D11ES3FormatPair(GL_COMPRESSED_RGB_S3TC_DXT1_EXT, D3D11ES3FormatInfo(DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| map.insert(D3D11ES3FormatPair(GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, D3D11ES3FormatInfo(DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| |
| // From GL_ANGLE_texture_compression_dxt3 |
| map.insert(D3D11ES3FormatPair(GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, D3D11ES3FormatInfo(DXGI_FORMAT_BC2_UNORM, DXGI_FORMAT_BC2_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| |
| // From GL_ANGLE_texture_compression_dxt5 |
| map.insert(D3D11ES3FormatPair(GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, D3D11ES3FormatInfo(DXGI_FORMAT_BC3_UNORM, DXGI_FORMAT_BC3_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN))); |
| |
| return map; |
| } |
| |
| static bool getD3D11ES3FormatInfo(GLint internalFormat, GLuint clientVersion, D3D11ES3FormatInfo *outFormatInfo) |
| { |
| static const D3D11ES3FormatMap formatMap = buildD3D11ES3FormatMap(); |
| D3D11ES3FormatMap::const_iterator iter = formatMap.find(internalFormat); |
| if (iter != formatMap.end()) |
| { |
| if (outFormatInfo) |
| { |
| *outFormatInfo = iter->second; |
| } |
| return true; |
| } |
| else |
| { |
| return false; |
| } |
| } |
| |
| // ES3 image loading functions vary based on the internal format and data type given, |
| // this map type determines the loading function from the internal format and type supplied |
| // to glTex*Image*D and the destination DXGI_FORMAT. Source formats and types are taken from |
| // Tables 3.2 and 3.3 of the ES 3 spec. |
| typedef std::pair<GLint, GLenum> InternalFormatTypePair; |
| typedef std::pair<InternalFormatTypePair, LoadImageFunction> D3D11LoadFunctionPair; |
| typedef std::map<InternalFormatTypePair, LoadImageFunction> D3D11LoadFunctionMap; |
| |
| static void UnimplementedLoadFunction(int width, int height, int depth, |
| const void *input, unsigned int inputRowPitch, unsigned int inputDepthPitch, |
| void *output, unsigned int outputRowPitch, unsigned int outputDepthPitch) |
| { |
| UNIMPLEMENTED(); |
| } |
| |
| // A helper function to insert data into the D3D11LoadFunctionMap with fewer characters. |
| static inline void insertLoadFunction(D3D11LoadFunctionMap *map, GLint internalFormat, GLenum type, |
| LoadImageFunction loadFunc) |
| { |
| map->insert(D3D11LoadFunctionPair(InternalFormatTypePair(internalFormat, type), loadFunc)); |
| } |
| |
| D3D11LoadFunctionMap buildD3D11LoadFunctionMap() |
| { |
| D3D11LoadFunctionMap map; |
| |
| // | Internal format | Type | Load function | |
| insertLoadFunction(&map, GL_RGBA8, GL_UNSIGNED_BYTE, loadToNative<GLubyte, 4> ); |
| insertLoadFunction(&map, GL_RGB5_A1, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGBA4, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_SRGB8_ALPHA8, GL_UNSIGNED_BYTE, loadToNative<GLubyte, 4> ); |
| insertLoadFunction(&map, GL_RGBA8_SNORM, GL_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGBA4, GL_UNSIGNED_SHORT_4_4_4_4, loadRGBA4444DataToRGBA ); |
| insertLoadFunction(&map, GL_RGB10_A2, GL_UNSIGNED_INT_2_10_10_10_REV, loadToNative<GLuint, 1> ); |
| insertLoadFunction(&map, GL_RGB5_A1, GL_UNSIGNED_SHORT_5_5_5_1, loadRGBA5551DataToRGBA ); |
| insertLoadFunction(&map, GL_RGB5_A1, GL_UNSIGNED_INT_2_10_10_10_REV, loadRGBA2101010ToRGBA ); |
| insertLoadFunction(&map, GL_RGBA16F, GL_HALF_FLOAT, loadToNative<GLhalf, 4> ); |
| insertLoadFunction(&map, GL_RGBA32F, GL_FLOAT, loadToNative<GLfloat, 4> ); |
| insertLoadFunction(&map, GL_RGBA16F, GL_FLOAT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGBA8UI, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGBA8I, GL_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGBA16UI, GL_UNSIGNED_SHORT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGBA16I, GL_SHORT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGBA32UI, GL_UNSIGNED_INT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGBA32I, GL_INT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGB10_A2UI, GL_UNSIGNED_INT_2_10_10_10_REV, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGB8, GL_UNSIGNED_BYTE, loadRGBUByteDataToRGBA ); |
| insertLoadFunction(&map, GL_RGB565, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_SRGB8, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGB8_SNORM, GL_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGB565, GL_UNSIGNED_SHORT_5_6_5, loadRGB565DataToRGBA ); |
| insertLoadFunction(&map, GL_R11F_G11F_B10F, GL_UNSIGNED_INT_10F_11F_11F_REV, loadToNative<GLuint, 1> ); |
| insertLoadFunction(&map, GL_RGB9_E5, GL_UNSIGNED_INT_5_9_9_9_REV, loadToNative<GLuint, 1> ); |
| insertLoadFunction(&map, GL_RGB16F, GL_HALF_FLOAT, loadRGBHalfFloatDataToRGBA ); |
| insertLoadFunction(&map, GL_R11F_G11F_B10F, GL_HALF_FLOAT, loadRGBHalfFloatDataTo111110Float ); |
| insertLoadFunction(&map, GL_RGB9_E5, GL_HALF_FLOAT, loadRGBHalfFloatDataTo999E5 ); |
| insertLoadFunction(&map, GL_RGB32F, GL_FLOAT, loadToNative<GLfloat, 3> ); |
| insertLoadFunction(&map, GL_RGB16F, GL_FLOAT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_R11F_G11F_B10F, GL_FLOAT, loadRGBFloatDataTo111110Float ); |
| insertLoadFunction(&map, GL_RGB9_E5, GL_FLOAT, loadRGBFloatDataTo999E5 ); |
| insertLoadFunction(&map, GL_RGB8UI, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGB8I, GL_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGB16UI, GL_UNSIGNED_SHORT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGB16I, GL_SHORT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGB32UI, GL_UNSIGNED_INT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGB32I, GL_INT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RG8, GL_UNSIGNED_BYTE, loadToNative<GLubyte, 2> ); |
| insertLoadFunction(&map, GL_RG8_SNORM, GL_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RG16F, GL_HALF_FLOAT, loadToNative<GLhalf, 2> ); |
| insertLoadFunction(&map, GL_RG32F, GL_FLOAT, loadToNative<GLfloat, 2> ); |
| insertLoadFunction(&map, GL_RG16F, GL_FLOAT, loadFloatDataToHalfFloat<2> ); |
| insertLoadFunction(&map, GL_RG8UI, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RG8I, GL_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RG16UI, GL_UNSIGNED_SHORT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RG16I, GL_SHORT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RG32UI, GL_UNSIGNED_INT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RG32I, GL_INT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_R8, GL_UNSIGNED_BYTE, loadToNative<GLubyte, 1> ); |
| insertLoadFunction(&map, GL_R8_SNORM, GL_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_R16F, GL_HALF_FLOAT, loadToNative<GLhalf, 1> ); |
| insertLoadFunction(&map, GL_R32F, GL_FLOAT, loadToNative<GLfloat, 1> ); |
| insertLoadFunction(&map, GL_R16F, GL_FLOAT, loadFloatDataToHalfFloat<1> ); |
| insertLoadFunction(&map, GL_R8UI, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_R8I, GL_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_R16UI, GL_UNSIGNED_SHORT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_R16I, GL_SHORT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_R32UI, GL_UNSIGNED_INT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_R32I, GL_INT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_DEPTH_COMPONENT16, GL_UNSIGNED_SHORT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_DEPTH_COMPONENT24, GL_UNSIGNED_INT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_DEPTH_COMPONENT16, GL_UNSIGNED_INT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_DEPTH_COMPONENT32F, GL_FLOAT, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_DEPTH24_STENCIL8, GL_UNSIGNED_INT_24_8, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_DEPTH32F_STENCIL8, GL_FLOAT_32_UNSIGNED_INT_24_8_REV, UnimplementedLoadFunction ); |
| |
| // Unsized formats |
| insertLoadFunction(&map, GL_RGBA, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGB, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_LUMINANCE, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_ALPHA, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| |
| // From GL_OES_texture_float |
| insertLoadFunction(&map, GL_LUMINANCE_ALPHA, GL_FLOAT, loadLuminanceAlphaFloatDataToRGBA ); |
| insertLoadFunction(&map, GL_LUMINANCE, GL_FLOAT, loadLuminanceFloatDataToRGB ); |
| insertLoadFunction(&map, GL_ALPHA, GL_FLOAT, loadAlphaFloatDataToRGBA ); |
| |
| // From GL_OES_texture_half_float |
| insertLoadFunction(&map, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT, loadLuminanceAlphaHalfFloatDataToRGBA); |
| insertLoadFunction(&map, GL_LUMINANCE, GL_HALF_FLOAT, loadLuminanceHalfFloatDataToRGBA ); |
| insertLoadFunction(&map, GL_ALPHA, GL_HALF_FLOAT, loadAlphaHalfFloatDataToRGBA ); |
| |
| // From GL_EXT_texture_storage |
| insertLoadFunction(&map, GL_ALPHA8_EXT, GL_UNSIGNED_BYTE, loadToNative<GLubyte, 1> ); |
| insertLoadFunction(&map, GL_LUMINANCE8_EXT, GL_UNSIGNED_BYTE, loadLuminanceDataToBGRA ); |
| insertLoadFunction(&map, GL_LUMINANCE8_ALPHA8_EXT, GL_UNSIGNED_BYTE, loadLuminanceAlphaDataToBGRA ); |
| insertLoadFunction(&map, GL_ALPHA32F_EXT, GL_FLOAT, loadAlphaFloatDataToRGBA ); |
| insertLoadFunction(&map, GL_LUMINANCE32F_EXT, GL_FLOAT, loadLuminanceFloatDataToRGB ); |
| insertLoadFunction(&map, GL_LUMINANCE_ALPHA32F_EXT, GL_FLOAT, loadLuminanceAlphaFloatDataToRGBA ); |
| insertLoadFunction(&map, GL_ALPHA16F_EXT, GL_HALF_FLOAT, loadAlphaHalfFloatDataToRGBA ); |
| insertLoadFunction(&map, GL_LUMINANCE16F_EXT, GL_HALF_FLOAT, loadLuminanceHalfFloatDataToRGBA ); |
| insertLoadFunction(&map, GL_LUMINANCE_ALPHA16F_EXT, GL_HALF_FLOAT, loadLuminanceAlphaHalfFloatDataToRGBA); |
| |
| insertLoadFunction(&map, GL_BGRA8_EXT, GL_UNSIGNED_BYTE, loadToNative<GLubyte, 4> ); |
| insertLoadFunction(&map, GL_BGRA4_ANGLEX, GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT, loadRGBA4444DataToRGBA ); |
| insertLoadFunction(&map, GL_BGRA4_ANGLEX, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_BGR5_A1_ANGLEX, GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT, loadRGBA5551DataToRGBA ); |
| insertLoadFunction(&map, GL_BGR5_A1_ANGLEX, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| |
| // Compressed formats |
| // From ES 3.0.1 spec, table 3.16 |
| // | Internal format | Type | Load function | |
| insertLoadFunction(&map, GL_COMPRESSED_R11_EAC, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_COMPRESSED_R11_EAC, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_COMPRESSED_SIGNED_R11_EAC, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_COMPRESSED_RG11_EAC, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_COMPRESSED_SIGNED_RG11_EAC, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_COMPRESSED_RGB8_ETC2, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_COMPRESSED_SRGB8_ETC2, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_COMPRESSED_RGBA8_ETC2_EAC, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| insertLoadFunction(&map, GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); |
| |
| // From GL_EXT_texture_compression_dxt1 |
| insertLoadFunction(&map, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, GL_UNSIGNED_BYTE, loadCompressedBlockDataToNative<4, 4, 8>); |
| insertLoadFunction(&map, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, GL_UNSIGNED_BYTE, loadCompressedBlockDataToNative<4, 4, 8>); |
| |
| // From GL_ANGLE_texture_compression_dxt3 |
| insertLoadFunction(&map, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, GL_UNSIGNED_BYTE, loadCompressedBlockDataToNative<4, 4, 16>); |
| |
| // From GL_ANGLE_texture_compression_dxt5 |
| insertLoadFunction(&map, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, GL_UNSIGNED_BYTE, loadCompressedBlockDataToNative<4, 4, 16>); |
| |
| return map; |
| } |
| |
| struct D3D11ES2FormatInfo |
| { |
| DXGI_FORMAT mTexFormat; |
| DXGI_FORMAT mSRVFormat; |
| DXGI_FORMAT mRTVFormat; |
| DXGI_FORMAT mDSVFormat; |
| |
| LoadImageFunction mLoadImageFunction; |
| |
| D3D11ES2FormatInfo() |
| : mTexFormat(DXGI_FORMAT_UNKNOWN), mDSVFormat(DXGI_FORMAT_UNKNOWN), mRTVFormat(DXGI_FORMAT_UNKNOWN), |
| mSRVFormat(DXGI_FORMAT_UNKNOWN), mLoadImageFunction(NULL) |
| { } |
| |
| D3D11ES2FormatInfo(DXGI_FORMAT texFormat, DXGI_FORMAT srvFormat, DXGI_FORMAT rtvFormat, DXGI_FORMAT dsvFormat, |
| LoadImageFunction loadFunc) |
| : mTexFormat(texFormat), mDSVFormat(dsvFormat), mRTVFormat(rtvFormat), mSRVFormat(srvFormat), |
| mLoadImageFunction(loadFunc) |
| { } |
| }; |
| |
| // ES2 internal formats can map to DXGI formats and loading functions |
| typedef std::pair<GLint, D3D11ES2FormatInfo> D3D11ES2FormatPair; |
| typedef std::map<GLint, D3D11ES2FormatInfo> D3D11ES2FormatMap; |
| |
| static D3D11ES2FormatMap buildD3D11ES2FormatMap() |
| { |
| D3D11ES2FormatMap map; |
| |
| // | Internal format | | Texture format | SRV format | RTV format | DSV format | Load function | |
| map.insert(D3D11ES2FormatPair(GL_NONE, D3D11ES2FormatInfo(DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, NULL ))); |
| map.insert(D3D11ES2FormatPair(GL_DEPTH_COMPONENT16, D3D11ES2FormatInfo(DXGI_FORMAT_R16_TYPELESS, DXGI_FORMAT_R16_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D16_UNORM, NULL ))); |
| map.insert(D3D11ES2FormatPair(GL_DEPTH_COMPONENT32_OES, D3D11ES2FormatInfo(DXGI_FORMAT_R32_TYPELESS, DXGI_FORMAT_R32_FLOAT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D32_FLOAT, NULL ))); |
| map.insert(D3D11ES2FormatPair(GL_DEPTH24_STENCIL8_OES, D3D11ES2FormatInfo(DXGI_FORMAT_R24G8_TYPELESS, DXGI_FORMAT_R24_UNORM_X8_TYPELESS, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT, NULL ))); |
| map.insert(D3D11ES2FormatPair(GL_STENCIL_INDEX8, D3D11ES2FormatInfo(DXGI_FORMAT_R24G8_TYPELESS, DXGI_FORMAT_X24_TYPELESS_G8_UINT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT, NULL ))); |
| |
| map.insert(D3D11ES2FormatPair(GL_RGBA32F_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN, loadRGBAFloatDataToRGBA ))); |
| map.insert(D3D11ES2FormatPair(GL_RGB32F_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_R32G32B32_FLOAT, DXGI_FORMAT_R32G32B32_FLOAT, DXGI_FORMAT_R32G32B32_FLOAT, DXGI_FORMAT_UNKNOWN, loadRGBFloatDataToNative ))); |
| map.insert(D3D11ES2FormatPair(GL_ALPHA32F_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN, loadAlphaFloatDataToRGBA ))); |
| map.insert(D3D11ES2FormatPair(GL_LUMINANCE32F_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_R32G32B32_FLOAT, DXGI_FORMAT_R32G32B32_FLOAT, DXGI_FORMAT_R32G32B32_FLOAT, DXGI_FORMAT_UNKNOWN, loadLuminanceFloatDataToRGB ))); |
| map.insert(D3D11ES2FormatPair(GL_LUMINANCE_ALPHA32F_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN, loadLuminanceAlphaFloatDataToRGBA ))); |
| |
| map.insert(D3D11ES2FormatPair(GL_RGBA16F_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN, loadRGBAHalfFloatDataToRGBA ))); |
| map.insert(D3D11ES2FormatPair(GL_RGB16F_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN, loadRGBHalfFloatDataToRGBA ))); |
| map.insert(D3D11ES2FormatPair(GL_ALPHA16F_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN, loadAlphaHalfFloatDataToRGBA ))); |
| map.insert(D3D11ES2FormatPair(GL_LUMINANCE16F_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN, loadLuminanceHalfFloatDataToRGBA ))); |
| map.insert(D3D11ES2FormatPair(GL_LUMINANCE_ALPHA16F_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN, loadLuminanceAlphaHalfFloatDataToRGBA ))); |
| |
| map.insert(D3D11ES2FormatPair(GL_ALPHA8_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_UNKNOWN, loadAlphaDataToNative ))); |
| map.insert(D3D11ES2FormatPair(GL_LUMINANCE8_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, loadLuminanceDataToBGRA ))); |
| map.insert(D3D11ES2FormatPair(GL_LUMINANCE8_ALPHA8_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, loadLuminanceAlphaDataToBGRA ))); |
| |
| map.insert(D3D11ES2FormatPair(GL_RGB8_OES, D3D11ES2FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, loadRGBUByteDataToRGBA ))); |
| map.insert(D3D11ES2FormatPair(GL_RGB565, D3D11ES2FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, loadRGB565DataToRGBA ))); |
| map.insert(D3D11ES2FormatPair(GL_RGBA8_OES, D3D11ES2FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, loadRGBAUByteDataToNative ))); |
| map.insert(D3D11ES2FormatPair(GL_RGBA4, D3D11ES2FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, loadRGBA4444DataToRGBA ))); |
| map.insert(D3D11ES2FormatPair(GL_RGB5_A1, D3D11ES2FormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN, loadRGBA5551DataToRGBA ))); |
| map.insert(D3D11ES2FormatPair(GL_BGRA8_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_UNKNOWN, loadBGRADataToBGRA ))); |
| map.insert(D3D11ES2FormatPair(GL_BGRA4_ANGLEX, D3D11ES2FormatInfo(DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_UNKNOWN, loadRGBA4444DataToRGBA ))); |
| map.insert(D3D11ES2FormatPair(GL_BGR5_A1_ANGLEX, D3D11ES2FormatInfo(DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_UNKNOWN, loadRGBA5551DataToRGBA ))); |
| |
| map.insert(D3D11ES2FormatPair(GL_COMPRESSED_RGB_S3TC_DXT1_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, loadCompressedBlockDataToNative<4, 4, 8>))); |
| map.insert(D3D11ES2FormatPair(GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, D3D11ES2FormatInfo(DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, loadCompressedBlockDataToNative<4, 4, 8>))); |
| map.insert(D3D11ES2FormatPair(GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, D3D11ES2FormatInfo(DXGI_FORMAT_BC2_UNORM, DXGI_FORMAT_BC2_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, loadCompressedBlockDataToNative<4, 4, 16>))); |
| map.insert(D3D11ES2FormatPair(GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, D3D11ES2FormatInfo(DXGI_FORMAT_BC3_UNORM, DXGI_FORMAT_BC3_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, loadCompressedBlockDataToNative<4, 4, 16>))); |
| |
| return map; |
| } |
| |
| static bool getD3D11ES2FormatInfo(GLint internalFormat, GLuint clientVersion, D3D11ES2FormatInfo *outFormatInfo) |
| { |
| static const D3D11ES2FormatMap formatMap = buildD3D11ES2FormatMap(); |
| D3D11ES2FormatMap::const_iterator iter = formatMap.find(internalFormat); |
| if (iter != formatMap.end()) |
| { |
| if (outFormatInfo) |
| { |
| *outFormatInfo = iter->second; |
| } |
| return true; |
| } |
| else |
| { |
| return false; |
| } |
| } |
| |
| // A map to determine the pixel size and mipmap generation function of a given DXGI format |
| struct DXGIFormatInfo |
| { |
| GLuint mPixelBits; |
| GLuint mBlockWidth; |
| GLuint mBlockHeight; |
| GLint mInternalFormat; |
| |
| MipGenerationFunction mMipGenerationFunction; |
| |
| DXGIFormatInfo() |
| : mPixelBits(0), mBlockWidth(0), mBlockHeight(0), mInternalFormat(GL_NONE), mMipGenerationFunction(NULL) |
| { } |
| |
| DXGIFormatInfo(GLuint pixelBits, GLuint blockWidth, GLuint blockHeight, GLint internalFormat, |
| MipGenerationFunction mipFunc) |
| : mPixelBits(pixelBits), mBlockWidth(blockWidth), mBlockHeight(blockHeight), mInternalFormat(internalFormat), |
| mMipGenerationFunction(mipFunc) |
| { } |
| }; |
| |
| typedef std::pair<DXGI_FORMAT, DXGIFormatInfo> DXGIFormatInfoPair; |
| typedef std::map<DXGI_FORMAT, DXGIFormatInfo> DXGIFormatInfoMap; |
| |
| static DXGIFormatInfoMap buildDXGIFormatInfoMap() |
| { |
| DXGIFormatInfoMap map; |
| |
| // | DXGI format | S |W |H | Internal format | Mip generation function | |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_UNKNOWN, DXGIFormatInfo( 0, 0, 0, GL_NONE, NULL ))); |
| |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_A8_UNORM, DXGIFormatInfo( 8, 1, 1, GL_ALPHA8_EXT, GenerateMip<A8> ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R8_UNORM, DXGIFormatInfo( 8, 1, 1, GL_R8, GenerateMip<R8> ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R8G8_UNORM, DXGIFormatInfo( 16, 1, 1, GL_RG8, GenerateMip<R8G8> ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R8G8B8A8_UNORM, DXGIFormatInfo( 32, 1, 1, GL_RGBA8, GenerateMip<R8G8B8A8> ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, DXGIFormatInfo( 32, 1, 1, GL_SRGB8_ALPHA8, NULL ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_B8G8R8A8_UNORM, DXGIFormatInfo( 32, 1, 1, GL_BGRA8_EXT, GenerateMip<B8G8R8A8> ))); |
| |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R10G10B10A2_UNORM, DXGIFormatInfo( 32, 1, 1, GL_RGB10_A2, GenerateMip<R10G10B10A2> ))); |
| |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R16_FLOAT, DXGIFormatInfo( 16, 1, 1, GL_R16F, GenerateMip<R16F> ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R16G16_FLOAT, DXGIFormatInfo( 32, 1, 1, GL_RG16F, GenerateMip<R16G16F> ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R16G16B16A16_FLOAT, DXGIFormatInfo( 64, 1, 1, GL_RGBA16F, GenerateMip<R16G16B16A16F>))); |
| |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R32_FLOAT, DXGIFormatInfo( 32, 1, 1, GL_R32F, GenerateMip<R32F> ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R32G32_FLOAT, DXGIFormatInfo( 64, 1, 1, GL_RG32F, GenerateMip<R32G32F> ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R32G32B32_FLOAT, DXGIFormatInfo( 96, 1, 1, GL_RGB32F, GenerateMip<R32G32B32F> ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R32G32B32A32_FLOAT, DXGIFormatInfo(128, 1, 1, GL_RGBA32F, GenerateMip<R32G32B32A32F>))); |
| |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R9G9B9E5_SHAREDEXP, DXGIFormatInfo( 32, 1, 1, GL_RGB9_E5, GenerateMip<R9G9B9E5> ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R11G11B10_FLOAT, DXGIFormatInfo( 32, 1, 1, GL_R11F_G11F_B10F, GenerateMip<R11G11B10F> ))); |
| |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R16_TYPELESS, DXGIFormatInfo( 16, 1, 1, GL_DEPTH_COMPONENT16, NULL ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_D16_UNORM, DXGIFormatInfo( 16, 1, 1, GL_DEPTH_COMPONENT16, NULL ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R32_TYPELESS, DXGIFormatInfo( 32, 1, 1, GL_DEPTH_COMPONENT32_OES, NULL ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_D32_FLOAT, DXGIFormatInfo( 32, 1, 1, GL_DEPTH_COMPONENT32_OES, NULL ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_R24G8_TYPELESS, DXGIFormatInfo( 32, 1, 1, GL_DEPTH24_STENCIL8_OES, NULL ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_D24_UNORM_S8_UINT, DXGIFormatInfo( 32, 1, 1, GL_DEPTH24_STENCIL8_OES, NULL ))); |
| |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_BC1_UNORM, DXGIFormatInfo( 64, 4, 4, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, NULL ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_BC2_UNORM, DXGIFormatInfo(128, 4, 4, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, NULL ))); |
| map.insert(DXGIFormatInfoPair(DXGI_FORMAT_BC3_UNORM, DXGIFormatInfo(128, 4, 4, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, NULL ))); |
| |
| return map; |
| } |
| |
| static bool getDXGIFormatInfo(DXGI_FORMAT format, DXGIFormatInfo *outFormatInfo) |
| { |
| static const DXGIFormatInfoMap infoMap = buildDXGIFormatInfoMap(); |
| DXGIFormatInfoMap::const_iterator iter = infoMap.find(format); |
| if (iter != infoMap.end()) |
| { |
| if (outFormatInfo) |
| { |
| *outFormatInfo = iter->second; |
| } |
| return true; |
| } |
| else |
| { |
| return false; |
| } |
| } |
| |
| namespace d3d11 |
| { |
| |
| MipGenerationFunction GetMipGenerationFunction(DXGI_FORMAT format) |
| { |
| DXGIFormatInfo formatInfo; |
| if (getDXGIFormatInfo(format, &formatInfo)) |
| { |
| return formatInfo.mMipGenerationFunction; |
| } |
| else |
| { |
| UNREACHABLE(); |
| return NULL; |
| } |
| } |
| |
| LoadImageFunction GetImageLoadFunction(GLint internalFormat, GLenum type, GLuint clientVersion) |
| { |
| if (clientVersion == 2) |
| { |
| D3D11ES2FormatInfo d3d11FormatInfo; |
| if (getD3D11ES2FormatInfo(internalFormat, clientVersion, &d3d11FormatInfo)) |
| { |
| return d3d11FormatInfo.mLoadImageFunction; |
| } |
| else |
| { |
| UNREACHABLE(); |
| return NULL; |
| } |
| } |
| else if (clientVersion == 3) |
| { |
| static const D3D11LoadFunctionMap loadImageMap = buildD3D11LoadFunctionMap(); |
| D3D11LoadFunctionMap::const_iterator iter = loadImageMap.find(InternalFormatTypePair(internalFormat, type)); |
| if (iter != loadImageMap.end()) |
| { |
| return iter->second; |
| } |
| else |
| { |
| UNREACHABLE(); |
| return NULL; |
| } |
| } |
| else |
| { |
| UNREACHABLE(); |
| return NULL; |
| } |
| } |
| |
| GLuint GetFormatPixelBytes(DXGI_FORMAT format) |
| { |
| DXGIFormatInfo dxgiFormatInfo; |
| if (getDXGIFormatInfo(format, &dxgiFormatInfo)) |
| { |
| return dxgiFormatInfo.mPixelBits / 8; |
| } |
| else |
| { |
| UNREACHABLE(); |
| return 0; |
| } |
| } |
| |
| GLuint GetBlockWidth(DXGI_FORMAT format) |
| { |
| DXGIFormatInfo dxgiFormatInfo; |
| if (getDXGIFormatInfo(format, &dxgiFormatInfo)) |
| { |
| return dxgiFormatInfo.mBlockWidth; |
| } |
| else |
| { |
| UNREACHABLE(); |
| return 0; |
| } |
| } |
| |
| GLuint GetBlockHeight(DXGI_FORMAT format) |
| { |
| DXGIFormatInfo dxgiFormatInfo; |
| if (getDXGIFormatInfo(format, &dxgiFormatInfo)) |
| { |
| return dxgiFormatInfo.mBlockHeight; |
| } |
| else |
| { |
| UNREACHABLE(); |
| return 0; |
| } |
| } |
| |
| void MakeValidSize(bool isImage, DXGI_FORMAT format, GLsizei *requestWidth, GLsizei *requestHeight, int *levelOffset) |
| { |
| DXGIFormatInfo dxgiFormatInfo; |
| if (getDXGIFormatInfo(format, &dxgiFormatInfo)) |
| { |
| int upsampleCount = 0; |
| |
| GLsizei blockWidth = dxgiFormatInfo.mBlockWidth; |
| GLsizei blockHeight = dxgiFormatInfo.mBlockHeight; |
| |
| // Don't expand the size of full textures that are at least (blockWidth x blockHeight) already. |
| if (isImage || *requestWidth < blockWidth || *requestHeight < blockHeight) |
| { |
| while (*requestWidth % blockWidth != 0 || *requestHeight % blockHeight != 0) |
| { |
| *requestWidth <<= 1; |
| *requestHeight <<= 1; |
| upsampleCount++; |
| } |
| } |
| *levelOffset = upsampleCount; |
| } |
| else |
| { |
| UNREACHABLE(); |
| } |
| } |
| |
| } |
| |
| namespace gl_d3d11 |
| { |
| |
| DXGI_FORMAT GetTexFormat(GLint internalFormat, GLuint clientVersion) |
| { |
| if (clientVersion == 2) |
| { |
| D3D11ES2FormatInfo d3d11FormatInfo; |
| if (getD3D11ES2FormatInfo(internalFormat, clientVersion, &d3d11FormatInfo)) |
| { |
| return d3d11FormatInfo.mTexFormat; |
| } |
| else |
| { |
| UNREACHABLE(); |
| return DXGI_FORMAT_UNKNOWN; |
| } |
| } |
| else if (clientVersion == 3) |
| { |
| D3D11ES3FormatInfo d3d11FormatInfo; |
| if (getD3D11ES3FormatInfo(internalFormat, clientVersion, &d3d11FormatInfo)) |
| { |
| return d3d11FormatInfo.mTexFormat; |
| } |
| else |
| { |
| UNREACHABLE(); |
| return DXGI_FORMAT_UNKNOWN; |
| } |
| } |
| else |
| { |
| UNREACHABLE(); |
| return DXGI_FORMAT_UNKNOWN; |
| } |
| } |
| |
| DXGI_FORMAT GetSRVFormat(GLint internalFormat, GLuint clientVersion) |
| { |
| if (clientVersion == 2) |
| { |
| D3D11ES2FormatInfo d3d11FormatInfo; |
| if (getD3D11ES2FormatInfo(internalFormat, clientVersion, &d3d11FormatInfo)) |
| { |
| return d3d11FormatInfo.mSRVFormat; |
| } |
| else |
| { |
| UNREACHABLE(); |
| return DXGI_FORMAT_UNKNOWN; |
| } |
| } |
| else if (clientVersion == 3) |
| { |
| D3D11ES3FormatInfo d3d11FormatInfo; |
| if (getD3D11ES3FormatInfo(internalFormat, clientVersion, &d3d11FormatInfo)) |
| { |
| return d3d11FormatInfo.mSRVFormat; |
| } |
| else |
| { |
| UNREACHABLE(); |
| return DXGI_FORMAT_UNKNOWN; |
| } |
| } |
| else |
| { |
| UNREACHABLE(); |
| return DXGI_FORMAT_UNKNOWN; |
| } |
| } |
| |
| DXGI_FORMAT GetRTVFormat(GLint internalFormat, GLuint clientVersion) |
| { |
| if (clientVersion == 2) |
| { |
| D3D11ES2FormatInfo d3d11FormatInfo; |
| if (getD3D11ES2FormatInfo(internalFormat, clientVersion, &d3d11FormatInfo)) |
| { |
| return d3d11FormatInfo.mRTVFormat; |
| } |
| else |
| { |
| UNREACHABLE(); |
| return DXGI_FORMAT_UNKNOWN; |
| } |
| } |
| else if (clientVersion == 3) |
| { |
| D3D11ES3FormatInfo d3d11FormatInfo; |
| if (getD3D11ES3FormatInfo(internalFormat, clientVersion, &d3d11FormatInfo)) |
| { |
| return d3d11FormatInfo.mRTVFormat; |
| } |
| else |
| { |
| UNREACHABLE(); |
| return DXGI_FORMAT_UNKNOWN; |
| } |
| } |
| else |
| { |
| UNREACHABLE(); |
| return DXGI_FORMAT_UNKNOWN; |
| } |
| } |
| |
| DXGI_FORMAT GetDSVFormat(GLint internalFormat, GLuint clientVersion) |
| { |
| if (clientVersion == 2) |
| { |
| D3D11ES2FormatInfo d3d11FormatInfo; |
| if (getD3D11ES2FormatInfo(internalFormat, clientVersion, &d3d11FormatInfo)) |
| { |
| return d3d11FormatInfo.mDSVFormat; |
| } |
| else |
| { |
| return DXGI_FORMAT_UNKNOWN; |
| } |
| } |
| else if (clientVersion == 3) |
| { |
| D3D11ES3FormatInfo d3d11FormatInfo; |
| if (getD3D11ES3FormatInfo(internalFormat, clientVersion, &d3d11FormatInfo)) |
| { |
| return d3d11FormatInfo.mDSVFormat; |
| } |
| else |
| { |
| return DXGI_FORMAT_UNKNOWN; |
| } |
| } |
| else |
| { |
| UNREACHABLE(); |
| return DXGI_FORMAT_UNKNOWN; |
| } |
| } |
| |
| } |
| |
| namespace d3d11_gl |
| { |
| |
| GLint GetInternalFormat(DXGI_FORMAT format) |
| { |
| DXGIFormatInfo formatInfo; |
| if (getDXGIFormatInfo(format, &formatInfo)) |
| { |
| return formatInfo.mInternalFormat; |
| } |
| else |
| { |
| UNREACHABLE(); |
| return GL_NONE; |
| } |
| } |
| |
| } |
| |
| } |
