| // Copyright 2019 The Dawn Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "dawn_native/opengl/GLFormat.h" |
| |
| namespace dawn_native { namespace opengl { |
| |
| GLFormatTable BuildGLFormatTable() { |
| GLFormatTable table; |
| |
| auto AddFormat = [&table](dawn::TextureFormat dawnFormat, GLenum internalFormat, |
| GLenum format, GLenum type) { |
| size_t index = ComputeFormatIndex(dawnFormat); |
| ASSERT(index < table.size()); |
| |
| table[index].internalFormat = internalFormat; |
| table[index].format = format; |
| table[index].type = type; |
| table[index].isSupportedOnBackend = true; |
| }; |
| |
| AddFormat(dawn::TextureFormat::RGBA8Unorm, GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE); |
| AddFormat(dawn::TextureFormat::RG8Unorm, GL_RG8, GL_RG, GL_UNSIGNED_BYTE); |
| AddFormat(dawn::TextureFormat::R8Unorm, GL_R8, GL_RED, GL_UNSIGNED_BYTE); |
| AddFormat(dawn::TextureFormat::RGBA8Uint, GL_RGBA8UI, GL_RGBA, GL_UNSIGNED_INT); |
| AddFormat(dawn::TextureFormat::RG8Uint, GL_RG8UI, GL_RG, GL_UNSIGNED_INT); |
| AddFormat(dawn::TextureFormat::R8Uint, GL_R8UI, GL_RED, GL_UNSIGNED_INT); |
| // This doesn't have an enum for the internal format in OpenGL, so use RGBA8. |
| AddFormat(dawn::TextureFormat::BGRA8Unorm, GL_RGBA8, GL_BGRA, GL_UNSIGNED_BYTE); |
| |
| AddFormat(dawn::TextureFormat::Depth24PlusStencil8, GL_DEPTH32F_STENCIL8, GL_DEPTH_STENCIL, |
| GL_FLOAT_32_UNSIGNED_INT_24_8_REV); |
| |
| return table; |
| } |
| |
| }} // namespace dawn_native::opengl |