mirror of
https://github.com/gfx-rs/wgpu.git
synced 2025-12-08 21:26:17 +00:00
502 lines
22 KiB
Rust
502 lines
22 KiB
Rust
impl super::AdapterShared {
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pub(super) fn describe_texture_format(
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&self,
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texture_format: wgt::TextureFormat,
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) -> super::TextureFormatDesc {
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use wgt::TextureFormat as Tf;
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use wgt::{AstcBlock, AstcChannel};
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let (internal, external, data_type) = match texture_format {
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Tf::R8Unorm => (glow::R8, glow::RED, glow::UNSIGNED_BYTE),
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Tf::R8Snorm => (glow::R8_SNORM, glow::RED, glow::BYTE),
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Tf::R8Uint => (glow::R8UI, glow::RED_INTEGER, glow::UNSIGNED_BYTE),
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Tf::R8Sint => (glow::R8I, glow::RED_INTEGER, glow::BYTE),
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Tf::R16Uint => (glow::R16UI, glow::RED_INTEGER, glow::UNSIGNED_SHORT),
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Tf::R16Sint => (glow::R16I, glow::RED_INTEGER, glow::SHORT),
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Tf::R16Unorm => (glow::R16, glow::RED, glow::UNSIGNED_SHORT),
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Tf::R16Snorm => (glow::R16_SNORM, glow::RED, glow::SHORT),
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Tf::R16Float => (glow::R16F, glow::RED, glow::HALF_FLOAT),
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Tf::Rg8Unorm => (glow::RG8, glow::RG, glow::UNSIGNED_BYTE),
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Tf::Rg8Snorm => (glow::RG8_SNORM, glow::RG, glow::BYTE),
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Tf::Rg8Uint => (glow::RG8UI, glow::RG_INTEGER, glow::UNSIGNED_BYTE),
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Tf::Rg8Sint => (glow::RG8I, glow::RG_INTEGER, glow::BYTE),
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Tf::R32Uint => (glow::R32UI, glow::RED_INTEGER, glow::UNSIGNED_INT),
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Tf::R32Sint => (glow::R32I, glow::RED_INTEGER, glow::INT),
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Tf::R32Float => (glow::R32F, glow::RED, glow::FLOAT),
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Tf::Rg16Uint => (glow::RG16UI, glow::RG_INTEGER, glow::UNSIGNED_SHORT),
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Tf::Rg16Sint => (glow::RG16I, glow::RG_INTEGER, glow::SHORT),
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Tf::Rg16Unorm => (glow::RG16, glow::RG, glow::UNSIGNED_SHORT),
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Tf::Rg16Snorm => (glow::RG16_SNORM, glow::RG, glow::SHORT),
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Tf::Rg16Float => (glow::RG16F, glow::RG, glow::HALF_FLOAT),
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Tf::Rgba8Unorm => (glow::RGBA8, glow::RGBA, glow::UNSIGNED_BYTE),
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Tf::Rgba8UnormSrgb => (glow::SRGB8_ALPHA8, glow::RGBA, glow::UNSIGNED_BYTE),
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Tf::Bgra8UnormSrgb => (glow::SRGB8_ALPHA8, glow::BGRA, glow::UNSIGNED_BYTE), //TODO?
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Tf::Rgba8Snorm => (glow::RGBA8_SNORM, glow::RGBA, glow::BYTE),
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Tf::Bgra8Unorm => (glow::RGBA8, glow::BGRA, glow::UNSIGNED_BYTE), //TODO?
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Tf::Rgba8Uint => (glow::RGBA8UI, glow::RGBA_INTEGER, glow::UNSIGNED_BYTE),
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Tf::Rgba8Sint => (glow::RGBA8I, glow::RGBA_INTEGER, glow::BYTE),
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Tf::Rgb10a2Unorm => (
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glow::RGB10_A2,
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glow::RGBA,
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glow::UNSIGNED_INT_2_10_10_10_REV,
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),
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Tf::Rg11b10Float => (
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glow::R11F_G11F_B10F,
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glow::RGB,
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glow::UNSIGNED_INT_10F_11F_11F_REV,
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),
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Tf::Rg32Uint => (glow::RG32UI, glow::RG_INTEGER, glow::UNSIGNED_INT),
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Tf::Rg32Sint => (glow::RG32I, glow::RG_INTEGER, glow::INT),
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Tf::Rg32Float => (glow::RG32F, glow::RG, glow::FLOAT),
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Tf::Rgba16Uint => (glow::RGBA16UI, glow::RGBA_INTEGER, glow::UNSIGNED_SHORT),
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Tf::Rgba16Sint => (glow::RGBA16I, glow::RGBA_INTEGER, glow::SHORT),
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Tf::Rgba16Unorm => (glow::RGBA16, glow::RGBA, glow::UNSIGNED_SHORT),
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Tf::Rgba16Snorm => (glow::RGBA16_SNORM, glow::RGBA, glow::SHORT),
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Tf::Rgba16Float => (glow::RGBA16F, glow::RGBA, glow::HALF_FLOAT),
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Tf::Rgba32Uint => (glow::RGBA32UI, glow::RGBA_INTEGER, glow::UNSIGNED_INT),
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Tf::Rgba32Sint => (glow::RGBA32I, glow::RGBA_INTEGER, glow::INT),
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Tf::Rgba32Float => (glow::RGBA32F, glow::RGBA, glow::FLOAT),
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Tf::Stencil8 => (
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glow::STENCIL_INDEX8,
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glow::STENCIL_INDEX,
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glow::UNSIGNED_BYTE,
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),
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Tf::Depth16Unorm => (
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glow::DEPTH_COMPONENT16,
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glow::DEPTH_COMPONENT,
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glow::UNSIGNED_SHORT,
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),
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Tf::Depth32Float => (glow::DEPTH_COMPONENT32F, glow::DEPTH_COMPONENT, glow::FLOAT),
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Tf::Depth32FloatStencil8 => (
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glow::DEPTH32F_STENCIL8,
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glow::DEPTH_STENCIL,
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glow::FLOAT_32_UNSIGNED_INT_24_8_REV,
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),
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Tf::Depth24Plus => (
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glow::DEPTH_COMPONENT24,
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glow::DEPTH_COMPONENT,
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glow::UNSIGNED_INT,
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),
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Tf::Depth24PlusStencil8 => (
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glow::DEPTH24_STENCIL8,
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glow::DEPTH_STENCIL,
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glow::UNSIGNED_INT_24_8,
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),
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Tf::Rgb9e5Ufloat => (glow::RGB9_E5, glow::RGB, glow::UNSIGNED_INT_5_9_9_9_REV),
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Tf::Bc1RgbaUnorm => (glow::COMPRESSED_RGBA_S3TC_DXT1_EXT, glow::RGBA, 0),
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Tf::Bc1RgbaUnormSrgb => (glow::COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT, glow::RGBA, 0),
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Tf::Bc2RgbaUnorm => (glow::COMPRESSED_RGBA_S3TC_DXT3_EXT, glow::RGBA, 0),
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Tf::Bc2RgbaUnormSrgb => (glow::COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT, glow::RGBA, 0),
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Tf::Bc3RgbaUnorm => (glow::COMPRESSED_RGBA_S3TC_DXT5_EXT, glow::RGBA, 0),
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Tf::Bc3RgbaUnormSrgb => (glow::COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT, glow::RGBA, 0),
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Tf::Bc4RUnorm => (glow::COMPRESSED_RED_RGTC1, glow::RED, 0),
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Tf::Bc4RSnorm => (glow::COMPRESSED_SIGNED_RED_RGTC1, glow::RED, 0),
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Tf::Bc5RgUnorm => (glow::COMPRESSED_RG_RGTC2, glow::RG, 0),
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Tf::Bc5RgSnorm => (glow::COMPRESSED_SIGNED_RG_RGTC2, glow::RG, 0),
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Tf::Bc6hRgbUfloat => (glow::COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT, glow::RGB, 0),
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Tf::Bc6hRgbFloat => (glow::COMPRESSED_RGB_BPTC_SIGNED_FLOAT, glow::RGB, 0),
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Tf::Bc7RgbaUnorm => (glow::COMPRESSED_RGBA_BPTC_UNORM, glow::RGBA, 0),
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Tf::Bc7RgbaUnormSrgb => (glow::COMPRESSED_SRGB_ALPHA_BPTC_UNORM, glow::RGBA, 0),
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Tf::Etc2Rgb8Unorm => (glow::COMPRESSED_RGB8_ETC2, glow::RGB, 0),
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Tf::Etc2Rgb8UnormSrgb => (glow::COMPRESSED_SRGB8_ETC2, glow::RGB, 0),
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Tf::Etc2Rgb8A1Unorm => (
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glow::COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2,
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glow::RGBA,
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0,
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),
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Tf::Etc2Rgb8A1UnormSrgb => (
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glow::COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2,
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glow::RGBA,
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0,
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),
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Tf::Etc2Rgba8Unorm => (
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//TODO: this is a lie, it's not sRGB
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glow::COMPRESSED_SRGB8_ALPHA8_ETC2_EAC,
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glow::RGBA,
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0,
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),
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Tf::Etc2Rgba8UnormSrgb => (glow::COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, glow::RGBA, 0),
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Tf::EacR11Unorm => (glow::COMPRESSED_R11_EAC, glow::RED, 0),
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Tf::EacR11Snorm => (glow::COMPRESSED_SIGNED_R11_EAC, glow::RED, 0),
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Tf::EacRg11Unorm => (glow::COMPRESSED_RG11_EAC, glow::RG, 0),
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Tf::EacRg11Snorm => (glow::COMPRESSED_SIGNED_RG11_EAC, glow::RG, 0),
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Tf::Astc { block, channel } => match channel {
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AstcChannel::Unorm | AstcChannel::Hdr => match block {
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AstcBlock::B4x4 => (glow::COMPRESSED_RGBA_ASTC_4x4_KHR, glow::RGBA, 0),
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AstcBlock::B5x4 => (glow::COMPRESSED_RGBA_ASTC_5x4_KHR, glow::RGBA, 0),
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AstcBlock::B5x5 => (glow::COMPRESSED_RGBA_ASTC_5x5_KHR, glow::RGBA, 0),
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AstcBlock::B6x5 => (glow::COMPRESSED_RGBA_ASTC_6x5_KHR, glow::RGBA, 0),
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AstcBlock::B6x6 => (glow::COMPRESSED_RGBA_ASTC_6x6_KHR, glow::RGBA, 0),
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AstcBlock::B8x5 => (glow::COMPRESSED_RGBA_ASTC_8x5_KHR, glow::RGBA, 0),
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AstcBlock::B8x6 => (glow::COMPRESSED_RGBA_ASTC_8x6_KHR, glow::RGBA, 0),
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AstcBlock::B8x8 => (glow::COMPRESSED_RGBA_ASTC_8x8_KHR, glow::RGBA, 0),
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AstcBlock::B10x5 => (glow::COMPRESSED_RGBA_ASTC_10x5_KHR, glow::RGBA, 0),
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AstcBlock::B10x6 => (glow::COMPRESSED_RGBA_ASTC_10x6_KHR, glow::RGBA, 0),
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AstcBlock::B10x8 => (glow::COMPRESSED_RGBA_ASTC_10x8_KHR, glow::RGBA, 0),
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AstcBlock::B10x10 => (glow::COMPRESSED_RGBA_ASTC_10x10_KHR, glow::RGBA, 0),
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AstcBlock::B12x10 => (glow::COMPRESSED_RGBA_ASTC_12x10_KHR, glow::RGBA, 0),
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AstcBlock::B12x12 => (glow::COMPRESSED_RGBA_ASTC_12x12_KHR, glow::RGBA, 0),
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},
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AstcChannel::UnormSrgb => match block {
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AstcBlock::B4x4 => (glow::COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR, glow::RGBA, 0),
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AstcBlock::B5x4 => (glow::COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR, glow::RGBA, 0),
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AstcBlock::B5x5 => (glow::COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR, glow::RGBA, 0),
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AstcBlock::B6x5 => (glow::COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR, glow::RGBA, 0),
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AstcBlock::B6x6 => (glow::COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR, glow::RGBA, 0),
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AstcBlock::B8x5 => (glow::COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR, glow::RGBA, 0),
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AstcBlock::B8x6 => (glow::COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR, glow::RGBA, 0),
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AstcBlock::B8x8 => (glow::COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR, glow::RGBA, 0),
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AstcBlock::B10x5 => {
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(glow::COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR, glow::RGBA, 0)
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}
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AstcBlock::B10x6 => {
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(glow::COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR, glow::RGBA, 0)
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}
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AstcBlock::B10x8 => {
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(glow::COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR, glow::RGBA, 0)
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}
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AstcBlock::B10x10 => {
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(glow::COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR, glow::RGBA, 0)
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}
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AstcBlock::B12x10 => {
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(glow::COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR, glow::RGBA, 0)
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}
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AstcBlock::B12x12 => {
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(glow::COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR, glow::RGBA, 0)
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}
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},
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},
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};
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super::TextureFormatDesc {
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internal,
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external,
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data_type,
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}
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}
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}
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pub(super) fn describe_vertex_format(vertex_format: wgt::VertexFormat) -> super::VertexFormatDesc {
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use super::VertexAttribKind as Vak;
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use wgt::VertexFormat as Vf;
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let (element_count, element_format, attrib_kind) = match vertex_format {
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Vf::Unorm8x2 => (2, glow::UNSIGNED_BYTE, Vak::Float),
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Vf::Snorm8x2 => (2, glow::BYTE, Vak::Float),
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Vf::Uint8x2 => (2, glow::UNSIGNED_BYTE, Vak::Integer),
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Vf::Sint8x2 => (2, glow::BYTE, Vak::Integer),
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Vf::Unorm8x4 => (4, glow::UNSIGNED_BYTE, Vak::Float),
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Vf::Snorm8x4 => (4, glow::BYTE, Vak::Float),
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Vf::Uint8x4 => (4, glow::UNSIGNED_BYTE, Vak::Integer),
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Vf::Sint8x4 => (4, glow::BYTE, Vak::Integer),
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Vf::Unorm16x2 => (2, glow::UNSIGNED_SHORT, Vak::Float),
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Vf::Snorm16x2 => (2, glow::SHORT, Vak::Float),
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Vf::Uint16x2 => (2, glow::UNSIGNED_SHORT, Vak::Integer),
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Vf::Sint16x2 => (2, glow::SHORT, Vak::Integer),
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Vf::Float16x2 => (2, glow::HALF_FLOAT, Vak::Float),
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Vf::Unorm16x4 => (4, glow::UNSIGNED_SHORT, Vak::Float),
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Vf::Snorm16x4 => (4, glow::SHORT, Vak::Float),
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Vf::Uint16x4 => (4, glow::UNSIGNED_SHORT, Vak::Integer),
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Vf::Sint16x4 => (4, glow::SHORT, Vak::Integer),
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Vf::Float16x4 => (4, glow::HALF_FLOAT, Vak::Float),
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Vf::Uint32 => (1, glow::UNSIGNED_INT, Vak::Integer),
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Vf::Sint32 => (1, glow::INT, Vak::Integer),
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Vf::Float32 => (1, glow::FLOAT, Vak::Float),
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Vf::Uint32x2 => (2, glow::UNSIGNED_INT, Vak::Integer),
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Vf::Sint32x2 => (2, glow::INT, Vak::Integer),
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Vf::Float32x2 => (2, glow::FLOAT, Vak::Float),
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Vf::Uint32x3 => (3, glow::UNSIGNED_INT, Vak::Integer),
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Vf::Sint32x3 => (3, glow::INT, Vak::Integer),
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Vf::Float32x3 => (3, glow::FLOAT, Vak::Float),
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Vf::Uint32x4 => (4, glow::UNSIGNED_INT, Vak::Integer),
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Vf::Sint32x4 => (4, glow::INT, Vak::Integer),
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Vf::Float32x4 => (4, glow::FLOAT, Vak::Float),
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Vf::Float64 | Vf::Float64x2 | Vf::Float64x3 | Vf::Float64x4 => unimplemented!(),
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};
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super::VertexFormatDesc {
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element_count,
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element_format,
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attrib_kind,
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}
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}
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pub fn map_filter_modes(
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min: wgt::FilterMode,
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mag: wgt::FilterMode,
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mip: wgt::FilterMode,
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) -> (u32, u32) {
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use wgt::FilterMode as Fm;
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let mag_filter = match mag {
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Fm::Nearest => glow::NEAREST,
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Fm::Linear => glow::LINEAR,
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};
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let min_filter = match (min, mip) {
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(Fm::Nearest, Fm::Nearest) => glow::NEAREST_MIPMAP_NEAREST,
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(Fm::Nearest, Fm::Linear) => glow::NEAREST_MIPMAP_LINEAR,
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(Fm::Linear, Fm::Nearest) => glow::LINEAR_MIPMAP_NEAREST,
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(Fm::Linear, Fm::Linear) => glow::LINEAR_MIPMAP_LINEAR,
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};
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(min_filter, mag_filter)
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}
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pub fn map_address_mode(mode: wgt::AddressMode) -> u32 {
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match mode {
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wgt::AddressMode::Repeat => glow::REPEAT,
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wgt::AddressMode::MirrorRepeat => glow::MIRRORED_REPEAT,
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wgt::AddressMode::ClampToEdge => glow::CLAMP_TO_EDGE,
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wgt::AddressMode::ClampToBorder => glow::CLAMP_TO_BORDER,
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//wgt::AddressMode::MirrorClamp => glow::MIRROR_CLAMP_TO_EDGE,
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}
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}
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pub fn map_compare_func(fun: wgt::CompareFunction) -> u32 {
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use wgt::CompareFunction as Cf;
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match fun {
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Cf::Never => glow::NEVER,
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Cf::Less => glow::LESS,
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Cf::LessEqual => glow::LEQUAL,
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Cf::Equal => glow::EQUAL,
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Cf::GreaterEqual => glow::GEQUAL,
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Cf::Greater => glow::GREATER,
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Cf::NotEqual => glow::NOTEQUAL,
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Cf::Always => glow::ALWAYS,
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}
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}
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pub fn map_primitive_topology(topology: wgt::PrimitiveTopology) -> u32 {
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use wgt::PrimitiveTopology as Pt;
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match topology {
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Pt::PointList => glow::POINTS,
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Pt::LineList => glow::LINES,
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Pt::LineStrip => glow::LINE_STRIP,
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Pt::TriangleList => glow::TRIANGLES,
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Pt::TriangleStrip => glow::TRIANGLE_STRIP,
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}
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}
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pub(super) fn map_primitive_state(state: &wgt::PrimitiveState) -> super::PrimitiveState {
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//Note: state.polygon_mode is not supported, see `Features::POLYGON_MODE_LINE` and
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//`Features::POLYGON_MODE_POINT`
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super::PrimitiveState {
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//Note: we are flipping the front face, so that
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// the Y-flip in the generated GLSL keeps the same visibility.
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// See `naga::back::glsl::WriterFlags::ADJUST_COORDINATE_SPACE`.
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front_face: match state.front_face {
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wgt::FrontFace::Cw => glow::CCW,
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wgt::FrontFace::Ccw => glow::CW,
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},
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cull_face: match state.cull_mode {
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Some(wgt::Face::Front) => glow::FRONT,
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Some(wgt::Face::Back) => glow::BACK,
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None => 0,
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},
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unclipped_depth: state.unclipped_depth,
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}
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}
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pub fn _map_view_dimension(dim: wgt::TextureViewDimension) -> u32 {
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use wgt::TextureViewDimension as Tvd;
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match dim {
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Tvd::D1 | Tvd::D2 => glow::TEXTURE_2D,
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Tvd::D2Array => glow::TEXTURE_2D_ARRAY,
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Tvd::Cube => glow::TEXTURE_CUBE_MAP,
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Tvd::CubeArray => glow::TEXTURE_CUBE_MAP_ARRAY,
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Tvd::D3 => glow::TEXTURE_3D,
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}
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}
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fn map_stencil_op(operation: wgt::StencilOperation) -> u32 {
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use wgt::StencilOperation as So;
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match operation {
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So::Keep => glow::KEEP,
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So::Zero => glow::ZERO,
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So::Replace => glow::REPLACE,
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So::Invert => glow::INVERT,
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So::IncrementClamp => glow::INCR,
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So::DecrementClamp => glow::DECR,
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So::IncrementWrap => glow::INCR_WRAP,
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So::DecrementWrap => glow::DECR_WRAP,
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}
|
|
}
|
|
|
|
fn map_stencil_ops(face: &wgt::StencilFaceState) -> super::StencilOps {
|
|
super::StencilOps {
|
|
pass: map_stencil_op(face.pass_op),
|
|
fail: map_stencil_op(face.fail_op),
|
|
depth_fail: map_stencil_op(face.depth_fail_op),
|
|
}
|
|
}
|
|
|
|
pub(super) fn map_stencil(state: &wgt::StencilState) -> super::StencilState {
|
|
super::StencilState {
|
|
front: super::StencilSide {
|
|
function: map_compare_func(state.front.compare),
|
|
mask_read: state.read_mask,
|
|
mask_write: state.write_mask,
|
|
reference: 0,
|
|
ops: map_stencil_ops(&state.front),
|
|
},
|
|
back: super::StencilSide {
|
|
function: map_compare_func(state.back.compare),
|
|
mask_read: state.read_mask,
|
|
mask_write: state.write_mask,
|
|
reference: 0,
|
|
ops: map_stencil_ops(&state.back),
|
|
},
|
|
}
|
|
}
|
|
|
|
fn map_blend_factor(factor: wgt::BlendFactor) -> u32 {
|
|
use wgt::BlendFactor as Bf;
|
|
match factor {
|
|
Bf::Zero => glow::ZERO,
|
|
Bf::One => glow::ONE,
|
|
Bf::Src => glow::SRC_COLOR,
|
|
Bf::OneMinusSrc => glow::ONE_MINUS_SRC_COLOR,
|
|
Bf::Dst => glow::DST_COLOR,
|
|
Bf::OneMinusDst => glow::ONE_MINUS_DST_COLOR,
|
|
Bf::SrcAlpha => glow::SRC_ALPHA,
|
|
Bf::OneMinusSrcAlpha => glow::ONE_MINUS_SRC_ALPHA,
|
|
Bf::DstAlpha => glow::DST_ALPHA,
|
|
Bf::OneMinusDstAlpha => glow::ONE_MINUS_DST_ALPHA,
|
|
Bf::Constant => glow::CONSTANT_COLOR,
|
|
Bf::OneMinusConstant => glow::ONE_MINUS_CONSTANT_COLOR,
|
|
Bf::SrcAlphaSaturated => glow::SRC_ALPHA_SATURATE,
|
|
}
|
|
}
|
|
|
|
fn map_blend_component(component: &wgt::BlendComponent) -> super::BlendComponent {
|
|
super::BlendComponent {
|
|
src: map_blend_factor(component.src_factor),
|
|
dst: map_blend_factor(component.dst_factor),
|
|
equation: match component.operation {
|
|
wgt::BlendOperation::Add => glow::FUNC_ADD,
|
|
wgt::BlendOperation::Subtract => glow::FUNC_SUBTRACT,
|
|
wgt::BlendOperation::ReverseSubtract => glow::FUNC_REVERSE_SUBTRACT,
|
|
wgt::BlendOperation::Min => glow::MIN,
|
|
wgt::BlendOperation::Max => glow::MAX,
|
|
},
|
|
}
|
|
}
|
|
|
|
pub(super) fn map_blend(blend: &wgt::BlendState) -> super::BlendDesc {
|
|
super::BlendDesc {
|
|
color: map_blend_component(&blend.color),
|
|
alpha: map_blend_component(&blend.alpha),
|
|
}
|
|
}
|
|
|
|
pub(super) fn map_storage_access(access: wgt::StorageTextureAccess) -> u32 {
|
|
match access {
|
|
wgt::StorageTextureAccess::ReadOnly => glow::READ_ONLY,
|
|
wgt::StorageTextureAccess::WriteOnly => glow::WRITE_ONLY,
|
|
wgt::StorageTextureAccess::ReadWrite => glow::READ_WRITE,
|
|
}
|
|
}
|
|
|
|
pub(super) fn is_sampler(glsl_uniform_type: u32) -> bool {
|
|
match glsl_uniform_type {
|
|
glow::INT_SAMPLER_1D
|
|
| glow::INT_SAMPLER_1D_ARRAY
|
|
| glow::INT_SAMPLER_2D
|
|
| glow::INT_SAMPLER_2D_ARRAY
|
|
| glow::INT_SAMPLER_2D_MULTISAMPLE
|
|
| glow::INT_SAMPLER_2D_MULTISAMPLE_ARRAY
|
|
| glow::INT_SAMPLER_2D_RECT
|
|
| glow::INT_SAMPLER_3D
|
|
| glow::INT_SAMPLER_CUBE
|
|
| glow::INT_SAMPLER_CUBE_MAP_ARRAY
|
|
| glow::UNSIGNED_INT_SAMPLER_1D
|
|
| glow::UNSIGNED_INT_SAMPLER_1D_ARRAY
|
|
| glow::UNSIGNED_INT_SAMPLER_2D
|
|
| glow::UNSIGNED_INT_SAMPLER_2D_ARRAY
|
|
| glow::UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE
|
|
| glow::UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE_ARRAY
|
|
| glow::UNSIGNED_INT_SAMPLER_2D_RECT
|
|
| glow::UNSIGNED_INT_SAMPLER_3D
|
|
| glow::UNSIGNED_INT_SAMPLER_CUBE
|
|
| glow::UNSIGNED_INT_SAMPLER_CUBE_MAP_ARRAY
|
|
| glow::SAMPLER_1D
|
|
| glow::SAMPLER_1D_SHADOW
|
|
| glow::SAMPLER_1D_ARRAY
|
|
| glow::SAMPLER_1D_ARRAY_SHADOW
|
|
| glow::SAMPLER_2D
|
|
| glow::SAMPLER_2D_SHADOW
|
|
| glow::SAMPLER_2D_ARRAY
|
|
| glow::SAMPLER_2D_ARRAY_SHADOW
|
|
| glow::SAMPLER_2D_MULTISAMPLE
|
|
| glow::SAMPLER_2D_MULTISAMPLE_ARRAY
|
|
| glow::SAMPLER_2D_RECT
|
|
| glow::SAMPLER_2D_RECT_SHADOW
|
|
| glow::SAMPLER_3D
|
|
| glow::SAMPLER_CUBE
|
|
| glow::SAMPLER_CUBE_MAP_ARRAY
|
|
| glow::SAMPLER_CUBE_MAP_ARRAY_SHADOW
|
|
| glow::SAMPLER_CUBE_SHADOW => true,
|
|
_ => false,
|
|
}
|
|
}
|
|
|
|
pub(super) fn is_image(glsl_uniform_type: u32) -> bool {
|
|
match glsl_uniform_type {
|
|
glow::INT_IMAGE_1D
|
|
| glow::INT_IMAGE_1D_ARRAY
|
|
| glow::INT_IMAGE_2D
|
|
| glow::INT_IMAGE_2D_ARRAY
|
|
| glow::INT_IMAGE_2D_MULTISAMPLE
|
|
| glow::INT_IMAGE_2D_MULTISAMPLE_ARRAY
|
|
| glow::INT_IMAGE_2D_RECT
|
|
| glow::INT_IMAGE_3D
|
|
| glow::INT_IMAGE_CUBE
|
|
| glow::INT_IMAGE_CUBE_MAP_ARRAY
|
|
| glow::UNSIGNED_INT_IMAGE_1D
|
|
| glow::UNSIGNED_INT_IMAGE_1D_ARRAY
|
|
| glow::UNSIGNED_INT_IMAGE_2D
|
|
| glow::UNSIGNED_INT_IMAGE_2D_ARRAY
|
|
| glow::UNSIGNED_INT_IMAGE_2D_MULTISAMPLE
|
|
| glow::UNSIGNED_INT_IMAGE_2D_MULTISAMPLE_ARRAY
|
|
| glow::UNSIGNED_INT_IMAGE_2D_RECT
|
|
| glow::UNSIGNED_INT_IMAGE_3D
|
|
| glow::UNSIGNED_INT_IMAGE_CUBE
|
|
| glow::UNSIGNED_INT_IMAGE_CUBE_MAP_ARRAY
|
|
| glow::IMAGE_1D
|
|
| glow::IMAGE_1D_ARRAY
|
|
| glow::IMAGE_2D
|
|
| glow::IMAGE_2D_ARRAY
|
|
| glow::IMAGE_2D_MULTISAMPLE
|
|
| glow::IMAGE_2D_MULTISAMPLE_ARRAY
|
|
| glow::IMAGE_2D_RECT
|
|
| glow::IMAGE_3D
|
|
| glow::IMAGE_CUBE
|
|
| glow::IMAGE_CUBE_MAP_ARRAY => true,
|
|
_ => false,
|
|
}
|
|
}
|
|
|
|
pub(super) fn is_atomic_counter(glsl_uniform_type: u32) -> bool {
|
|
glsl_uniform_type == glow::UNSIGNED_INT_ATOMIC_COUNTER
|
|
}
|
|
|
|
pub(super) fn is_opaque_type(glsl_uniform_type: u32) -> bool {
|
|
is_sampler(glsl_uniform_type)
|
|
|| is_image(glsl_uniform_type)
|
|
|| is_atomic_counter(glsl_uniform_type)
|
|
}
|
|
|
|
pub(super) fn uniform_byte_size(glsl_uniform_type: u32) -> u32 {
|
|
match glsl_uniform_type {
|
|
glow::FLOAT | glow::INT => 4,
|
|
glow::FLOAT_VEC2 | glow::INT_VEC2 => 8,
|
|
glow::FLOAT_VEC3 | glow::INT_VEC3 => 12,
|
|
glow::FLOAT_VEC4 | glow::INT_VEC4 => 16,
|
|
glow::FLOAT_MAT2 => 16,
|
|
glow::FLOAT_MAT3 => 36,
|
|
glow::FLOAT_MAT4 => 64,
|
|
_ => panic!("Unsupported uniform datatype! {glsl_uniform_type:#X}"),
|
|
}
|
|
}
|