| // Copyright 2020 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 "TextureUtils.h" |
| |
| namespace utils { |
| bool TextureFormatSupportsStorageTexture(wgpu::TextureFormat format) { |
| switch (format) { |
| case wgpu::TextureFormat::R32Uint: |
| case wgpu::TextureFormat::R32Sint: |
| case wgpu::TextureFormat::R32Float: |
| case wgpu::TextureFormat::RGBA8Unorm: |
| case wgpu::TextureFormat::RGBA8Snorm: |
| case wgpu::TextureFormat::RGBA8Uint: |
| case wgpu::TextureFormat::RGBA8Sint: |
| case wgpu::TextureFormat::RG32Uint: |
| case wgpu::TextureFormat::RG32Sint: |
| case wgpu::TextureFormat::RG32Float: |
| case wgpu::TextureFormat::RGBA16Uint: |
| case wgpu::TextureFormat::RGBA16Sint: |
| case wgpu::TextureFormat::RGBA16Float: |
| case wgpu::TextureFormat::RGBA32Uint: |
| case wgpu::TextureFormat::RGBA32Sint: |
| case wgpu::TextureFormat::RGBA32Float: |
| return true; |
| |
| default: |
| return false; |
| } |
| } |
| |
| bool IsBCTextureFormat(wgpu::TextureFormat textureFormat) { |
| switch (textureFormat) { |
| case wgpu::TextureFormat::BC1RGBAUnorm: |
| case wgpu::TextureFormat::BC1RGBAUnormSrgb: |
| case wgpu::TextureFormat::BC4RUnorm: |
| case wgpu::TextureFormat::BC4RSnorm: |
| case wgpu::TextureFormat::BC2RGBAUnorm: |
| case wgpu::TextureFormat::BC2RGBAUnormSrgb: |
| case wgpu::TextureFormat::BC3RGBAUnorm: |
| case wgpu::TextureFormat::BC3RGBAUnormSrgb: |
| case wgpu::TextureFormat::BC5RGUnorm: |
| case wgpu::TextureFormat::BC5RGSnorm: |
| case wgpu::TextureFormat::BC6HRGBUfloat: |
| case wgpu::TextureFormat::BC6HRGBFloat: |
| case wgpu::TextureFormat::BC7RGBAUnorm: |
| case wgpu::TextureFormat::BC7RGBAUnormSrgb: |
| return true; |
| |
| default: |
| return false; |
| } |
| } |
| |
| bool IsETC2TextureFormat(wgpu::TextureFormat textureFormat) { |
| switch (textureFormat) { |
| case wgpu::TextureFormat::ETC2RGB8Unorm: |
| case wgpu::TextureFormat::ETC2RGB8UnormSrgb: |
| case wgpu::TextureFormat::ETC2RGB8A1Unorm: |
| case wgpu::TextureFormat::ETC2RGB8A1UnormSrgb: |
| case wgpu::TextureFormat::EACR11Unorm: |
| case wgpu::TextureFormat::EACR11Snorm: |
| case wgpu::TextureFormat::ETC2RGBA8Unorm: |
| case wgpu::TextureFormat::ETC2RGBA8UnormSrgb: |
| case wgpu::TextureFormat::EACRG11Unorm: |
| case wgpu::TextureFormat::EACRG11Snorm: |
| return true; |
| |
| default: |
| return false; |
| } |
| } |
| |
| bool IsASTCTextureFormat(wgpu::TextureFormat textureFormat) { |
| switch (textureFormat) { |
| case wgpu::TextureFormat::ASTC4x4Unorm: |
| case wgpu::TextureFormat::ASTC4x4UnormSrgb: |
| case wgpu::TextureFormat::ASTC5x4Unorm: |
| case wgpu::TextureFormat::ASTC5x4UnormSrgb: |
| case wgpu::TextureFormat::ASTC5x5Unorm: |
| case wgpu::TextureFormat::ASTC5x5UnormSrgb: |
| case wgpu::TextureFormat::ASTC6x5Unorm: |
| case wgpu::TextureFormat::ASTC6x5UnormSrgb: |
| case wgpu::TextureFormat::ASTC6x6Unorm: |
| case wgpu::TextureFormat::ASTC6x6UnormSrgb: |
| case wgpu::TextureFormat::ASTC8x5Unorm: |
| case wgpu::TextureFormat::ASTC8x5UnormSrgb: |
| case wgpu::TextureFormat::ASTC8x6Unorm: |
| case wgpu::TextureFormat::ASTC8x6UnormSrgb: |
| case wgpu::TextureFormat::ASTC8x8Unorm: |
| case wgpu::TextureFormat::ASTC8x8UnormSrgb: |
| case wgpu::TextureFormat::ASTC10x5Unorm: |
| case wgpu::TextureFormat::ASTC10x5UnormSrgb: |
| case wgpu::TextureFormat::ASTC10x6Unorm: |
| case wgpu::TextureFormat::ASTC10x6UnormSrgb: |
| case wgpu::TextureFormat::ASTC10x8Unorm: |
| case wgpu::TextureFormat::ASTC10x8UnormSrgb: |
| case wgpu::TextureFormat::ASTC10x10Unorm: |
| case wgpu::TextureFormat::ASTC10x10UnormSrgb: |
| case wgpu::TextureFormat::ASTC12x10Unorm: |
| case wgpu::TextureFormat::ASTC12x10UnormSrgb: |
| case wgpu::TextureFormat::ASTC12x12Unorm: |
| case wgpu::TextureFormat::ASTC12x12UnormSrgb: |
| return true; |
| |
| default: |
| return false; |
| } |
| } |
| |
| bool IsDepthOnlyFormat(wgpu::TextureFormat textureFormat) { |
| switch (textureFormat) { |
| case wgpu::TextureFormat::Depth16Unorm: |
| case wgpu::TextureFormat::Depth24Plus: |
| case wgpu::TextureFormat::Depth32Float: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| uint32_t GetTexelBlockSizeInBytes(wgpu::TextureFormat textureFormat) { |
| switch (textureFormat) { |
| case wgpu::TextureFormat::R8Unorm: |
| case wgpu::TextureFormat::R8Snorm: |
| case wgpu::TextureFormat::R8Uint: |
| case wgpu::TextureFormat::R8Sint: |
| return 1u; |
| |
| case wgpu::TextureFormat::R16Uint: |
| case wgpu::TextureFormat::R16Sint: |
| case wgpu::TextureFormat::R16Float: |
| case wgpu::TextureFormat::RG8Unorm: |
| case wgpu::TextureFormat::RG8Snorm: |
| case wgpu::TextureFormat::RG8Uint: |
| case wgpu::TextureFormat::RG8Sint: |
| return 2u; |
| |
| case wgpu::TextureFormat::R32Float: |
| case wgpu::TextureFormat::R32Uint: |
| case wgpu::TextureFormat::R32Sint: |
| case wgpu::TextureFormat::RG16Uint: |
| case wgpu::TextureFormat::RG16Sint: |
| case wgpu::TextureFormat::RG16Float: |
| case wgpu::TextureFormat::RGBA8Unorm: |
| case wgpu::TextureFormat::RGBA8UnormSrgb: |
| case wgpu::TextureFormat::RGBA8Snorm: |
| case wgpu::TextureFormat::RGBA8Uint: |
| case wgpu::TextureFormat::RGBA8Sint: |
| case wgpu::TextureFormat::BGRA8Unorm: |
| case wgpu::TextureFormat::BGRA8UnormSrgb: |
| case wgpu::TextureFormat::RGB10A2Unorm: |
| case wgpu::TextureFormat::RG11B10Ufloat: |
| case wgpu::TextureFormat::RGB9E5Ufloat: |
| return 4u; |
| |
| case wgpu::TextureFormat::RG32Float: |
| case wgpu::TextureFormat::RG32Uint: |
| case wgpu::TextureFormat::RG32Sint: |
| case wgpu::TextureFormat::RGBA16Uint: |
| case wgpu::TextureFormat::RGBA16Sint: |
| case wgpu::TextureFormat::RGBA16Float: |
| return 8u; |
| |
| case wgpu::TextureFormat::RGBA32Float: |
| case wgpu::TextureFormat::RGBA32Uint: |
| case wgpu::TextureFormat::RGBA32Sint: |
| return 16u; |
| |
| case wgpu::TextureFormat::Depth16Unorm: |
| return 2u; |
| |
| case wgpu::TextureFormat::Depth24Plus: |
| case wgpu::TextureFormat::Depth24UnormStencil8: |
| case wgpu::TextureFormat::Depth32Float: |
| return 4u; |
| |
| case wgpu::TextureFormat::BC1RGBAUnorm: |
| case wgpu::TextureFormat::BC1RGBAUnormSrgb: |
| case wgpu::TextureFormat::BC4RUnorm: |
| case wgpu::TextureFormat::BC4RSnorm: |
| return 8u; |
| |
| case wgpu::TextureFormat::BC2RGBAUnorm: |
| case wgpu::TextureFormat::BC2RGBAUnormSrgb: |
| case wgpu::TextureFormat::BC3RGBAUnorm: |
| case wgpu::TextureFormat::BC3RGBAUnormSrgb: |
| case wgpu::TextureFormat::BC5RGUnorm: |
| case wgpu::TextureFormat::BC5RGSnorm: |
| case wgpu::TextureFormat::BC6HRGBUfloat: |
| case wgpu::TextureFormat::BC6HRGBFloat: |
| case wgpu::TextureFormat::BC7RGBAUnorm: |
| case wgpu::TextureFormat::BC7RGBAUnormSrgb: |
| return 16u; |
| |
| case wgpu::TextureFormat::ETC2RGB8Unorm: |
| case wgpu::TextureFormat::ETC2RGB8UnormSrgb: |
| case wgpu::TextureFormat::ETC2RGB8A1Unorm: |
| case wgpu::TextureFormat::ETC2RGB8A1UnormSrgb: |
| case wgpu::TextureFormat::EACR11Unorm: |
| case wgpu::TextureFormat::EACR11Snorm: |
| return 8u; |
| |
| case wgpu::TextureFormat::ETC2RGBA8Unorm: |
| case wgpu::TextureFormat::ETC2RGBA8UnormSrgb: |
| case wgpu::TextureFormat::EACRG11Unorm: |
| case wgpu::TextureFormat::EACRG11Snorm: |
| return 16u; |
| |
| case wgpu::TextureFormat::ASTC4x4Unorm: |
| case wgpu::TextureFormat::ASTC4x4UnormSrgb: |
| case wgpu::TextureFormat::ASTC5x4Unorm: |
| case wgpu::TextureFormat::ASTC5x4UnormSrgb: |
| case wgpu::TextureFormat::ASTC5x5Unorm: |
| case wgpu::TextureFormat::ASTC5x5UnormSrgb: |
| case wgpu::TextureFormat::ASTC6x5Unorm: |
| case wgpu::TextureFormat::ASTC6x5UnormSrgb: |
| case wgpu::TextureFormat::ASTC6x6Unorm: |
| case wgpu::TextureFormat::ASTC6x6UnormSrgb: |
| case wgpu::TextureFormat::ASTC8x5Unorm: |
| case wgpu::TextureFormat::ASTC8x5UnormSrgb: |
| case wgpu::TextureFormat::ASTC8x6Unorm: |
| case wgpu::TextureFormat::ASTC8x6UnormSrgb: |
| case wgpu::TextureFormat::ASTC8x8Unorm: |
| case wgpu::TextureFormat::ASTC8x8UnormSrgb: |
| case wgpu::TextureFormat::ASTC10x5Unorm: |
| case wgpu::TextureFormat::ASTC10x5UnormSrgb: |
| case wgpu::TextureFormat::ASTC10x6Unorm: |
| case wgpu::TextureFormat::ASTC10x6UnormSrgb: |
| case wgpu::TextureFormat::ASTC10x8Unorm: |
| case wgpu::TextureFormat::ASTC10x8UnormSrgb: |
| case wgpu::TextureFormat::ASTC10x10Unorm: |
| case wgpu::TextureFormat::ASTC10x10UnormSrgb: |
| case wgpu::TextureFormat::ASTC12x10Unorm: |
| case wgpu::TextureFormat::ASTC12x10UnormSrgb: |
| case wgpu::TextureFormat::ASTC12x12Unorm: |
| case wgpu::TextureFormat::ASTC12x12UnormSrgb: |
| return 16u; |
| |
| case wgpu::TextureFormat::Depth24PlusStencil8: |
| case wgpu::TextureFormat::Depth32FloatStencil8: |
| |
| // Block size of a multi-planar format depends on aspect. |
| case wgpu::TextureFormat::R8BG8Biplanar420Unorm: |
| |
| // TODO(dawn:666): implement stencil8 |
| case wgpu::TextureFormat::Stencil8: |
| case wgpu::TextureFormat::Undefined: |
| break; |
| } |
| UNREACHABLE(); |
| } |
| |
| uint32_t GetTextureFormatBlockWidth(wgpu::TextureFormat textureFormat) { |
| switch (textureFormat) { |
| case wgpu::TextureFormat::R8Unorm: |
| case wgpu::TextureFormat::R8Snorm: |
| case wgpu::TextureFormat::R8Uint: |
| case wgpu::TextureFormat::R8Sint: |
| case wgpu::TextureFormat::R16Uint: |
| case wgpu::TextureFormat::R16Sint: |
| case wgpu::TextureFormat::R16Float: |
| case wgpu::TextureFormat::RG8Unorm: |
| case wgpu::TextureFormat::RG8Snorm: |
| case wgpu::TextureFormat::RG8Uint: |
| case wgpu::TextureFormat::RG8Sint: |
| case wgpu::TextureFormat::R32Float: |
| case wgpu::TextureFormat::R32Uint: |
| case wgpu::TextureFormat::R32Sint: |
| case wgpu::TextureFormat::RG16Uint: |
| case wgpu::TextureFormat::RG16Sint: |
| case wgpu::TextureFormat::RG16Float: |
| case wgpu::TextureFormat::RGBA8Unorm: |
| case wgpu::TextureFormat::RGBA8UnormSrgb: |
| case wgpu::TextureFormat::RGBA8Snorm: |
| case wgpu::TextureFormat::RGBA8Uint: |
| case wgpu::TextureFormat::RGBA8Sint: |
| case wgpu::TextureFormat::BGRA8Unorm: |
| case wgpu::TextureFormat::BGRA8UnormSrgb: |
| case wgpu::TextureFormat::RGB10A2Unorm: |
| case wgpu::TextureFormat::RG11B10Ufloat: |
| case wgpu::TextureFormat::RGB9E5Ufloat: |
| case wgpu::TextureFormat::RG32Float: |
| case wgpu::TextureFormat::RG32Uint: |
| case wgpu::TextureFormat::RG32Sint: |
| case wgpu::TextureFormat::RGBA16Uint: |
| case wgpu::TextureFormat::RGBA16Sint: |
| case wgpu::TextureFormat::RGBA16Float: |
| case wgpu::TextureFormat::RGBA32Float: |
| case wgpu::TextureFormat::RGBA32Uint: |
| case wgpu::TextureFormat::RGBA32Sint: |
| case wgpu::TextureFormat::Depth32Float: |
| case wgpu::TextureFormat::Depth24Plus: |
| case wgpu::TextureFormat::Depth24PlusStencil8: |
| case wgpu::TextureFormat::Depth16Unorm: |
| case wgpu::TextureFormat::Depth24UnormStencil8: |
| case wgpu::TextureFormat::Depth32FloatStencil8: |
| return 1u; |
| |
| case wgpu::TextureFormat::BC1RGBAUnorm: |
| case wgpu::TextureFormat::BC1RGBAUnormSrgb: |
| case wgpu::TextureFormat::BC4RUnorm: |
| case wgpu::TextureFormat::BC4RSnorm: |
| case wgpu::TextureFormat::BC2RGBAUnorm: |
| case wgpu::TextureFormat::BC2RGBAUnormSrgb: |
| case wgpu::TextureFormat::BC3RGBAUnorm: |
| case wgpu::TextureFormat::BC3RGBAUnormSrgb: |
| case wgpu::TextureFormat::BC5RGUnorm: |
| case wgpu::TextureFormat::BC5RGSnorm: |
| case wgpu::TextureFormat::BC6HRGBUfloat: |
| case wgpu::TextureFormat::BC6HRGBFloat: |
| case wgpu::TextureFormat::BC7RGBAUnorm: |
| case wgpu::TextureFormat::BC7RGBAUnormSrgb: |
| case wgpu::TextureFormat::ETC2RGB8Unorm: |
| case wgpu::TextureFormat::ETC2RGB8UnormSrgb: |
| case wgpu::TextureFormat::ETC2RGB8A1Unorm: |
| case wgpu::TextureFormat::ETC2RGB8A1UnormSrgb: |
| case wgpu::TextureFormat::ETC2RGBA8Unorm: |
| case wgpu::TextureFormat::ETC2RGBA8UnormSrgb: |
| case wgpu::TextureFormat::EACR11Unorm: |
| case wgpu::TextureFormat::EACR11Snorm: |
| case wgpu::TextureFormat::EACRG11Unorm: |
| case wgpu::TextureFormat::EACRG11Snorm: |
| return 4u; |
| |
| case wgpu::TextureFormat::ASTC4x4Unorm: |
| case wgpu::TextureFormat::ASTC4x4UnormSrgb: |
| return 4u; |
| case wgpu::TextureFormat::ASTC5x4Unorm: |
| case wgpu::TextureFormat::ASTC5x4UnormSrgb: |
| case wgpu::TextureFormat::ASTC5x5Unorm: |
| case wgpu::TextureFormat::ASTC5x5UnormSrgb: |
| return 5u; |
| case wgpu::TextureFormat::ASTC6x5Unorm: |
| case wgpu::TextureFormat::ASTC6x5UnormSrgb: |
| case wgpu::TextureFormat::ASTC6x6Unorm: |
| case wgpu::TextureFormat::ASTC6x6UnormSrgb: |
| return 6u; |
| case wgpu::TextureFormat::ASTC8x5Unorm: |
| case wgpu::TextureFormat::ASTC8x5UnormSrgb: |
| case wgpu::TextureFormat::ASTC8x6Unorm: |
| case wgpu::TextureFormat::ASTC8x6UnormSrgb: |
| case wgpu::TextureFormat::ASTC8x8Unorm: |
| case wgpu::TextureFormat::ASTC8x8UnormSrgb: |
| return 8u; |
| case wgpu::TextureFormat::ASTC10x5Unorm: |
| case wgpu::TextureFormat::ASTC10x5UnormSrgb: |
| case wgpu::TextureFormat::ASTC10x6Unorm: |
| case wgpu::TextureFormat::ASTC10x6UnormSrgb: |
| case wgpu::TextureFormat::ASTC10x8Unorm: |
| case wgpu::TextureFormat::ASTC10x8UnormSrgb: |
| case wgpu::TextureFormat::ASTC10x10Unorm: |
| case wgpu::TextureFormat::ASTC10x10UnormSrgb: |
| return 10u; |
| case wgpu::TextureFormat::ASTC12x10Unorm: |
| case wgpu::TextureFormat::ASTC12x10UnormSrgb: |
| case wgpu::TextureFormat::ASTC12x12Unorm: |
| case wgpu::TextureFormat::ASTC12x12UnormSrgb: |
| return 12u; |
| |
| // Block size of a multi-planar format depends on aspect. |
| case wgpu::TextureFormat::R8BG8Biplanar420Unorm: |
| |
| // TODO(dawn:666): implement stencil8 |
| case wgpu::TextureFormat::Stencil8: |
| case wgpu::TextureFormat::Undefined: |
| break; |
| } |
| UNREACHABLE(); |
| } |
| |
| uint32_t GetTextureFormatBlockHeight(wgpu::TextureFormat textureFormat) { |
| switch (textureFormat) { |
| case wgpu::TextureFormat::R8Unorm: |
| case wgpu::TextureFormat::R8Snorm: |
| case wgpu::TextureFormat::R8Uint: |
| case wgpu::TextureFormat::R8Sint: |
| case wgpu::TextureFormat::R16Uint: |
| case wgpu::TextureFormat::R16Sint: |
| case wgpu::TextureFormat::R16Float: |
| case wgpu::TextureFormat::RG8Unorm: |
| case wgpu::TextureFormat::RG8Snorm: |
| case wgpu::TextureFormat::RG8Uint: |
| case wgpu::TextureFormat::RG8Sint: |
| case wgpu::TextureFormat::R32Float: |
| case wgpu::TextureFormat::R32Uint: |
| case wgpu::TextureFormat::R32Sint: |
| case wgpu::TextureFormat::RG16Uint: |
| case wgpu::TextureFormat::RG16Sint: |
| case wgpu::TextureFormat::RG16Float: |
| case wgpu::TextureFormat::RGBA8Unorm: |
| case wgpu::TextureFormat::RGBA8UnormSrgb: |
| case wgpu::TextureFormat::RGBA8Snorm: |
| case wgpu::TextureFormat::RGBA8Uint: |
| case wgpu::TextureFormat::RGBA8Sint: |
| case wgpu::TextureFormat::BGRA8Unorm: |
| case wgpu::TextureFormat::BGRA8UnormSrgb: |
| case wgpu::TextureFormat::RGB10A2Unorm: |
| case wgpu::TextureFormat::RG11B10Ufloat: |
| case wgpu::TextureFormat::RGB9E5Ufloat: |
| case wgpu::TextureFormat::RG32Float: |
| case wgpu::TextureFormat::RG32Uint: |
| case wgpu::TextureFormat::RG32Sint: |
| case wgpu::TextureFormat::RGBA16Uint: |
| case wgpu::TextureFormat::RGBA16Sint: |
| case wgpu::TextureFormat::RGBA16Float: |
| case wgpu::TextureFormat::RGBA32Float: |
| case wgpu::TextureFormat::RGBA32Uint: |
| case wgpu::TextureFormat::RGBA32Sint: |
| case wgpu::TextureFormat::Depth32Float: |
| case wgpu::TextureFormat::Depth24Plus: |
| case wgpu::TextureFormat::Depth24PlusStencil8: |
| case wgpu::TextureFormat::Depth16Unorm: |
| case wgpu::TextureFormat::Depth24UnormStencil8: |
| case wgpu::TextureFormat::Depth32FloatStencil8: |
| return 1u; |
| |
| case wgpu::TextureFormat::BC1RGBAUnorm: |
| case wgpu::TextureFormat::BC1RGBAUnormSrgb: |
| case wgpu::TextureFormat::BC4RUnorm: |
| case wgpu::TextureFormat::BC4RSnorm: |
| case wgpu::TextureFormat::BC2RGBAUnorm: |
| case wgpu::TextureFormat::BC2RGBAUnormSrgb: |
| case wgpu::TextureFormat::BC3RGBAUnorm: |
| case wgpu::TextureFormat::BC3RGBAUnormSrgb: |
| case wgpu::TextureFormat::BC5RGUnorm: |
| case wgpu::TextureFormat::BC5RGSnorm: |
| case wgpu::TextureFormat::BC6HRGBUfloat: |
| case wgpu::TextureFormat::BC6HRGBFloat: |
| case wgpu::TextureFormat::BC7RGBAUnorm: |
| case wgpu::TextureFormat::BC7RGBAUnormSrgb: |
| case wgpu::TextureFormat::ETC2RGB8Unorm: |
| case wgpu::TextureFormat::ETC2RGB8UnormSrgb: |
| case wgpu::TextureFormat::ETC2RGB8A1Unorm: |
| case wgpu::TextureFormat::ETC2RGB8A1UnormSrgb: |
| case wgpu::TextureFormat::ETC2RGBA8Unorm: |
| case wgpu::TextureFormat::ETC2RGBA8UnormSrgb: |
| case wgpu::TextureFormat::EACR11Unorm: |
| case wgpu::TextureFormat::EACR11Snorm: |
| case wgpu::TextureFormat::EACRG11Unorm: |
| case wgpu::TextureFormat::EACRG11Snorm: |
| return 4u; |
| |
| case wgpu::TextureFormat::ASTC4x4Unorm: |
| case wgpu::TextureFormat::ASTC4x4UnormSrgb: |
| case wgpu::TextureFormat::ASTC5x4Unorm: |
| case wgpu::TextureFormat::ASTC5x4UnormSrgb: |
| return 4u; |
| case wgpu::TextureFormat::ASTC5x5Unorm: |
| case wgpu::TextureFormat::ASTC5x5UnormSrgb: |
| case wgpu::TextureFormat::ASTC6x5Unorm: |
| case wgpu::TextureFormat::ASTC6x5UnormSrgb: |
| case wgpu::TextureFormat::ASTC8x5Unorm: |
| case wgpu::TextureFormat::ASTC8x5UnormSrgb: |
| case wgpu::TextureFormat::ASTC10x5Unorm: |
| case wgpu::TextureFormat::ASTC10x5UnormSrgb: |
| return 5u; |
| case wgpu::TextureFormat::ASTC6x6Unorm: |
| case wgpu::TextureFormat::ASTC6x6UnormSrgb: |
| case wgpu::TextureFormat::ASTC8x6Unorm: |
| case wgpu::TextureFormat::ASTC8x6UnormSrgb: |
| case wgpu::TextureFormat::ASTC10x6Unorm: |
| case wgpu::TextureFormat::ASTC10x6UnormSrgb: |
| return 6u; |
| case wgpu::TextureFormat::ASTC8x8Unorm: |
| case wgpu::TextureFormat::ASTC8x8UnormSrgb: |
| case wgpu::TextureFormat::ASTC10x8Unorm: |
| case wgpu::TextureFormat::ASTC10x8UnormSrgb: |
| return 8u; |
| case wgpu::TextureFormat::ASTC10x10Unorm: |
| case wgpu::TextureFormat::ASTC10x10UnormSrgb: |
| case wgpu::TextureFormat::ASTC12x10Unorm: |
| case wgpu::TextureFormat::ASTC12x10UnormSrgb: |
| return 10u; |
| case wgpu::TextureFormat::ASTC12x12Unorm: |
| case wgpu::TextureFormat::ASTC12x12UnormSrgb: |
| return 12u; |
| |
| // Block size of a multi-planar format depends on aspect. |
| case wgpu::TextureFormat::R8BG8Biplanar420Unorm: |
| |
| // TODO(dawn:666): implement stencil8 |
| case wgpu::TextureFormat::Stencil8: |
| case wgpu::TextureFormat::Undefined: |
| break; |
| } |
| UNREACHABLE(); |
| } |
| |
| const char* GetWGSLColorTextureComponentType(wgpu::TextureFormat textureFormat) { |
| switch (textureFormat) { |
| case wgpu::TextureFormat::R8Unorm: |
| case wgpu::TextureFormat::R8Snorm: |
| case wgpu::TextureFormat::R16Float: |
| case wgpu::TextureFormat::RG8Unorm: |
| case wgpu::TextureFormat::RG8Snorm: |
| case wgpu::TextureFormat::R32Float: |
| case wgpu::TextureFormat::RG16Float: |
| case wgpu::TextureFormat::RGBA8Unorm: |
| case wgpu::TextureFormat::RGBA8Snorm: |
| case wgpu::TextureFormat::RGB10A2Unorm: |
| case wgpu::TextureFormat::RG11B10Ufloat: |
| case wgpu::TextureFormat::RGB9E5Ufloat: |
| case wgpu::TextureFormat::RG32Float: |
| case wgpu::TextureFormat::RGBA16Float: |
| case wgpu::TextureFormat::RGBA32Float: |
| case wgpu::TextureFormat::BGRA8Unorm: |
| case wgpu::TextureFormat::BGRA8UnormSrgb: |
| case wgpu::TextureFormat::RGBA8UnormSrgb: |
| return "f32"; |
| |
| case wgpu::TextureFormat::R8Uint: |
| case wgpu::TextureFormat::R16Uint: |
| case wgpu::TextureFormat::RG8Uint: |
| case wgpu::TextureFormat::R32Uint: |
| case wgpu::TextureFormat::RG16Uint: |
| case wgpu::TextureFormat::RGBA8Uint: |
| case wgpu::TextureFormat::RG32Uint: |
| case wgpu::TextureFormat::RGBA16Uint: |
| case wgpu::TextureFormat::RGBA32Uint: |
| return "u32"; |
| |
| case wgpu::TextureFormat::R8Sint: |
| case wgpu::TextureFormat::R16Sint: |
| case wgpu::TextureFormat::RG8Sint: |
| case wgpu::TextureFormat::R32Sint: |
| case wgpu::TextureFormat::RG16Sint: |
| case wgpu::TextureFormat::RGBA8Sint: |
| case wgpu::TextureFormat::RG32Sint: |
| case wgpu::TextureFormat::RGBA16Sint: |
| case wgpu::TextureFormat::RGBA32Sint: |
| return "i32"; |
| |
| default: |
| UNREACHABLE(); |
| } |
| } |
| |
| uint32_t GetWGSLRenderableColorTextureComponentCount(wgpu::TextureFormat textureFormat) { |
| switch (textureFormat) { |
| case wgpu::TextureFormat::R8Unorm: |
| case wgpu::TextureFormat::R8Uint: |
| case wgpu::TextureFormat::R8Sint: |
| case wgpu::TextureFormat::R16Uint: |
| case wgpu::TextureFormat::R16Sint: |
| case wgpu::TextureFormat::R16Float: |
| case wgpu::TextureFormat::R32Float: |
| case wgpu::TextureFormat::R32Uint: |
| case wgpu::TextureFormat::R32Sint: |
| return 1u; |
| case wgpu::TextureFormat::RG8Unorm: |
| case wgpu::TextureFormat::RG8Uint: |
| case wgpu::TextureFormat::RG8Sint: |
| case wgpu::TextureFormat::RG16Uint: |
| case wgpu::TextureFormat::RG16Sint: |
| case wgpu::TextureFormat::RG16Float: |
| case wgpu::TextureFormat::RG32Float: |
| case wgpu::TextureFormat::RG32Uint: |
| case wgpu::TextureFormat::RG32Sint: |
| return 2u; |
| case wgpu::TextureFormat::RGBA8Unorm: |
| case wgpu::TextureFormat::RGBA8UnormSrgb: |
| case wgpu::TextureFormat::RGBA8Uint: |
| case wgpu::TextureFormat::RGBA8Sint: |
| case wgpu::TextureFormat::BGRA8Unorm: |
| case wgpu::TextureFormat::BGRA8UnormSrgb: |
| case wgpu::TextureFormat::RGB10A2Unorm: |
| case wgpu::TextureFormat::RGBA16Uint: |
| case wgpu::TextureFormat::RGBA16Sint: |
| case wgpu::TextureFormat::RGBA16Float: |
| case wgpu::TextureFormat::RGBA32Float: |
| case wgpu::TextureFormat::RGBA32Uint: |
| case wgpu::TextureFormat::RGBA32Sint: |
| return 4u; |
| default: |
| UNREACHABLE(); |
| } |
| } |
| |
| const char* GetWGSLImageFormatQualifier(wgpu::TextureFormat textureFormat) { |
| switch (textureFormat) { |
| case wgpu::TextureFormat::RGBA8Unorm: |
| return "rgba8unorm"; |
| case wgpu::TextureFormat::RGBA8Snorm: |
| return "rgba8snorm"; |
| case wgpu::TextureFormat::RGBA8Uint: |
| return "rgba8uint"; |
| case wgpu::TextureFormat::RGBA8Sint: |
| return "rgba8sint"; |
| case wgpu::TextureFormat::RGBA16Uint: |
| return "rgba16uint"; |
| case wgpu::TextureFormat::RGBA16Sint: |
| return "rgba16sint"; |
| case wgpu::TextureFormat::RGBA16Float: |
| return "rgba16float"; |
| case wgpu::TextureFormat::R32Uint: |
| return "r32uint"; |
| case wgpu::TextureFormat::R32Sint: |
| return "r32sint"; |
| case wgpu::TextureFormat::R32Float: |
| return "r32float"; |
| case wgpu::TextureFormat::RG32Uint: |
| return "rg32uint"; |
| case wgpu::TextureFormat::RG32Sint: |
| return "rg32sint"; |
| case wgpu::TextureFormat::RG32Float: |
| return "rg32float"; |
| case wgpu::TextureFormat::RGBA32Uint: |
| return "rgba32uint"; |
| case wgpu::TextureFormat::RGBA32Sint: |
| return "rgba32sint"; |
| case wgpu::TextureFormat::RGBA32Float: |
| return "rgba32float"; |
| |
| // The below do not currently exist in the WGSL spec, but are used |
| // for tests that expect compilation failure. |
| case wgpu::TextureFormat::R8Unorm: |
| return "r8unorm"; |
| case wgpu::TextureFormat::R8Snorm: |
| return "r8snorm"; |
| case wgpu::TextureFormat::R8Uint: |
| return "r8uint"; |
| case wgpu::TextureFormat::R8Sint: |
| return "r8sint"; |
| case wgpu::TextureFormat::R16Uint: |
| return "r16uint"; |
| case wgpu::TextureFormat::R16Sint: |
| return "r16sint"; |
| case wgpu::TextureFormat::R16Float: |
| return "r16float"; |
| case wgpu::TextureFormat::RG8Unorm: |
| return "rg8unorm"; |
| case wgpu::TextureFormat::RG8Snorm: |
| return "rg8snorm"; |
| case wgpu::TextureFormat::RG8Uint: |
| return "rg8uint"; |
| case wgpu::TextureFormat::RG8Sint: |
| return "rg8sint"; |
| case wgpu::TextureFormat::RG16Uint: |
| return "rg16uint"; |
| case wgpu::TextureFormat::RG16Sint: |
| return "rg16sint"; |
| case wgpu::TextureFormat::RG16Float: |
| return "rg16float"; |
| case wgpu::TextureFormat::RGB10A2Unorm: |
| return "rgb10a2unorm"; |
| case wgpu::TextureFormat::RG11B10Ufloat: |
| return "rg11b10ufloat"; |
| |
| default: |
| UNREACHABLE(); |
| } |
| } |
| |
| wgpu::TextureDimension ViewDimensionToTextureDimension( |
| const wgpu::TextureViewDimension dimension) { |
| switch (dimension) { |
| case wgpu::TextureViewDimension::e2D: |
| case wgpu::TextureViewDimension::e2DArray: |
| case wgpu::TextureViewDimension::Cube: |
| case wgpu::TextureViewDimension::CubeArray: |
| return wgpu::TextureDimension::e2D; |
| case wgpu::TextureViewDimension::e3D: |
| return wgpu::TextureDimension::e3D; |
| // TODO(crbug.com/dawn/814): Implement for 1D texture. |
| case wgpu::TextureViewDimension::e1D: |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| } |
| |
| } // namespace utils |
