texture_cache: Use a table instead of switch for texture formats

Use a large flat array to look up texture formats. This allows us to
properly implement formats with different component types. It should
also be faster.

1 files changed, 0 insertions, 236 deletions

diff --git a/src/video_core/surface.cpp b/src/video_core/surface.cpp
index 20bcda6bc..1655ccf16 100644
--- a/src/video_core/surface.cpp
+++ b/src/video_core/surface.cpp
@@ -168,242 +168,6 @@ PixelFormat PixelFormatFromRenderTargetFormat(Tegra::RenderTargetFormat format)
     }
 }
 
-PixelFormat PixelFormatFromTextureFormat(Tegra::Texture::TextureFormat format,
-                                         Tegra::Texture::ComponentType component_type,
-                                         bool is_srgb) {
-    // TODO(Subv): Properly implement this
-    switch (format) {
-    case Tegra::Texture::TextureFormat::A8R8G8B8:
-        if (is_srgb) {
-            return PixelFormat::RGBA8_SRGB;
-        }
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::UNORM:
-            return PixelFormat::ABGR8U;
-        case Tegra::Texture::ComponentType::SNORM:
-            return PixelFormat::ABGR8S;
-        case Tegra::Texture::ComponentType::UINT:
-            return PixelFormat::ABGR8UI;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::B5G6R5:
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::UNORM:
-            return PixelFormat::B5G6R5U;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::A2B10G10R10:
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::UNORM:
-            return PixelFormat::A2B10G10R10U;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::A1B5G5R5:
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::UNORM:
-            return PixelFormat::A1B5G5R5U;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::A4B4G4R4:
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::UNORM:
-            return PixelFormat::R4G4B4A4U;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::R8:
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::UNORM:
-            return PixelFormat::R8U;
-        case Tegra::Texture::ComponentType::UINT:
-            return PixelFormat::R8UI;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::G8R8:
-        // TextureFormat::G8R8 is actually ordered red then green, as such we can use
-        // PixelFormat::RG8U and PixelFormat::RG8S. This was tested with The Legend of Zelda: Breath
-        // of the Wild, which uses this format to render the hearts on the UI.
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::UNORM:
-            return PixelFormat::RG8U;
-        case Tegra::Texture::ComponentType::SNORM:
-            return PixelFormat::RG8S;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::R16_G16_B16_A16:
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::UNORM:
-            return PixelFormat::RGBA16U;
-        case Tegra::Texture::ComponentType::FLOAT:
-            return PixelFormat::RGBA16F;
-        case Tegra::Texture::ComponentType::UINT:
-            return PixelFormat::RGBA16UI;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::BF10GF11RF11:
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::FLOAT:
-            return PixelFormat::R11FG11FB10F;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::R32_G32_B32_A32:
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::FLOAT:
-            return PixelFormat::RGBA32F;
-        case Tegra::Texture::ComponentType::UINT:
-            return PixelFormat::RGBA32UI;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::R32_G32:
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::FLOAT:
-            return PixelFormat::RG32F;
-        case Tegra::Texture::ComponentType::UINT:
-            return PixelFormat::RG32UI;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::R32_G32_B32:
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::FLOAT:
-            return PixelFormat::RGB32F;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::R16:
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::FLOAT:
-            return PixelFormat::R16F;
-        case Tegra::Texture::ComponentType::UNORM:
-            return PixelFormat::R16U;
-        case Tegra::Texture::ComponentType::SNORM:
-            return PixelFormat::R16S;
-        case Tegra::Texture::ComponentType::UINT:
-            return PixelFormat::R16UI;
-        case Tegra::Texture::ComponentType::SINT:
-            return PixelFormat::R16I;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::R32:
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::FLOAT:
-            return PixelFormat::R32F;
-        case Tegra::Texture::ComponentType::UINT:
-            return PixelFormat::R32UI;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::E5B9G9R9_SHAREDEXP:
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::FLOAT:
-            return PixelFormat::E5B9G9R9F;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::ZF32:
-        return PixelFormat::Z32F;
-    case Tegra::Texture::TextureFormat::Z16:
-        return PixelFormat::Z16;
-    case Tegra::Texture::TextureFormat::S8Z24:
-        return PixelFormat::S8Z24;
-    case Tegra::Texture::TextureFormat::ZF32_X24S8:
-        return PixelFormat::Z32FS8;
-    case Tegra::Texture::TextureFormat::DXT1:
-        return is_srgb ? PixelFormat::DXT1_SRGB : PixelFormat::DXT1;
-    case Tegra::Texture::TextureFormat::DXT23:
-        return is_srgb ? PixelFormat::DXT23_SRGB : PixelFormat::DXT23;
-    case Tegra::Texture::TextureFormat::DXT45:
-        return is_srgb ? PixelFormat::DXT45_SRGB : PixelFormat::DXT45;
-    case Tegra::Texture::TextureFormat::DXN1:
-        return PixelFormat::DXN1;
-    case Tegra::Texture::TextureFormat::DXN2:
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::UNORM:
-            return PixelFormat::DXN2UNORM;
-        case Tegra::Texture::ComponentType::SNORM:
-            return PixelFormat::DXN2SNORM;
-        default:
-            break;
-        }
-        break;
-    case Tegra::Texture::TextureFormat::BC7U:
-        return is_srgb ? PixelFormat::BC7U_SRGB : PixelFormat::BC7U;
-    case Tegra::Texture::TextureFormat::BC6H_UF16:
-        return PixelFormat::BC6H_UF16;
-    case Tegra::Texture::TextureFormat::BC6H_SF16:
-        return PixelFormat::BC6H_SF16;
-    case Tegra::Texture::TextureFormat::ASTC_2D_4X4:
-        return is_srgb ? PixelFormat::ASTC_2D_4X4_SRGB : PixelFormat::ASTC_2D_4X4;
-    case Tegra::Texture::TextureFormat::ASTC_2D_5X4:
-        return is_srgb ? PixelFormat::ASTC_2D_5X4_SRGB : PixelFormat::ASTC_2D_5X4;
-    case Tegra::Texture::TextureFormat::ASTC_2D_5X5:
-        return is_srgb ? PixelFormat::ASTC_2D_5X5_SRGB : PixelFormat::ASTC_2D_5X5;
-    case Tegra::Texture::TextureFormat::ASTC_2D_8X8:
-        return is_srgb ? PixelFormat::ASTC_2D_8X8_SRGB : PixelFormat::ASTC_2D_8X8;
-    case Tegra::Texture::TextureFormat::ASTC_2D_8X5:
-        return is_srgb ? PixelFormat::ASTC_2D_8X5_SRGB : PixelFormat::ASTC_2D_8X5;
-    case Tegra::Texture::TextureFormat::ASTC_2D_10X8:
-        return is_srgb ? PixelFormat::ASTC_2D_10X8_SRGB : PixelFormat::ASTC_2D_10X8;
-    case Tegra::Texture::TextureFormat::ASTC_2D_6X6:
-        return is_srgb ? PixelFormat::ASTC_2D_6X6_SRGB : PixelFormat::ASTC_2D_6X6;
-    case Tegra::Texture::TextureFormat::ASTC_2D_10X10:
-        return is_srgb ? PixelFormat::ASTC_2D_10X10_SRGB : PixelFormat::ASTC_2D_10X10;
-    case Tegra::Texture::TextureFormat::ASTC_2D_12X12:
-        return is_srgb ? PixelFormat::ASTC_2D_12X12_SRGB : PixelFormat::ASTC_2D_12X12;
-    case Tegra::Texture::TextureFormat::ASTC_2D_8X6:
-        return is_srgb ? PixelFormat::ASTC_2D_8X6_SRGB : PixelFormat::ASTC_2D_8X6;
-    case Tegra::Texture::TextureFormat::ASTC_2D_6X5:
-        return is_srgb ? PixelFormat::ASTC_2D_6X5_SRGB : PixelFormat::ASTC_2D_6X5;
-    case Tegra::Texture::TextureFormat::R16_G16:
-        switch (component_type) {
-        case Tegra::Texture::ComponentType::FLOAT:
-            return PixelFormat::RG16F;
-        case Tegra::Texture::ComponentType::UNORM:
-            return PixelFormat::RG16;
-        case Tegra::Texture::ComponentType::SNORM:
-            return PixelFormat::RG16S;
-        case Tegra::Texture::ComponentType::UINT:
-            return PixelFormat::RG16UI;
-        case Tegra::Texture::ComponentType::SINT:
-            return PixelFormat::RG16I;
-        default:
-            break;
-        }
-        break;
-    default:
-        break;
-    }
-    LOG_CRITICAL(HW_GPU, "Unimplemented format={}, component_type={}", static_cast<u32>(format),
-                 static_cast<u32>(component_type));
-    UNREACHABLE();
-    return PixelFormat::ABGR8U;
-}
-
 PixelFormat PixelFormatFromGPUPixelFormat(Tegra::FramebufferConfig::PixelFormat format) {
     switch (format) {
     case Tegra::FramebufferConfig::PixelFormat::ABGR8: