71 lines
2.7 KiB
Rust
71 lines
2.7 KiB
Rust
use crate::{FilterMode, ShaderFormat, WrapMode};
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impl From<ShaderFormat> for gl::types::GLenum {
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fn from(format: ShaderFormat) -> Self {
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match format {
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ShaderFormat::Unknown => 0 as gl::types::GLenum,
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ShaderFormat::R8Unorm => gl::R8,
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ShaderFormat::R8Uint => gl::R8UI,
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ShaderFormat::R8Sint => gl::R8I,
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ShaderFormat::R8G8Unorm => gl::RG8,
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ShaderFormat::R8G8Uint => gl::RG8UI,
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ShaderFormat::R8G8Sint => gl::RG8I,
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ShaderFormat::R8G8B8A8Unorm => gl::RGBA8,
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ShaderFormat::R8G8B8A8Uint => gl::RGBA8UI,
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ShaderFormat::R8G8B8A8Sint => gl::RGBA8I,
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ShaderFormat::R8G8B8A8Srgb => gl::SRGB8_ALPHA8,
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ShaderFormat::A2B10G10R10UnormPack32 => gl::RGB10_A2,
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ShaderFormat::A2B10G10R10UintPack32 => gl::RGB10_A2UI,
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ShaderFormat::R16Uint => gl::R16UI,
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ShaderFormat::R16Sint => gl::R16I,
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ShaderFormat::R16Sfloat => gl::R16F,
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ShaderFormat::R16G16Uint => gl::RG16UI,
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ShaderFormat::R16G16Sint => gl::RG16I,
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ShaderFormat::R16G16Sfloat => gl::RG16F,
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ShaderFormat::R16G16B16A16Uint => gl::RGBA16UI,
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ShaderFormat::R16G16B16A16Sint => gl::RGBA16I,
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ShaderFormat::R16G16B16A16Sfloat => gl::RGBA16F,
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ShaderFormat::R32Uint => gl::R32UI,
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ShaderFormat::R32Sint => gl::R32I,
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ShaderFormat::R32Sfloat => gl::R32F,
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ShaderFormat::R32G32Uint => gl::RG32UI,
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ShaderFormat::R32G32Sint => gl::RG32I,
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ShaderFormat::R32G32Sfloat => gl::RG32F,
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ShaderFormat::R32G32B32A32Uint => gl::RGBA32UI,
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ShaderFormat::R32G32B32A32Sint => gl::RGBA32I,
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ShaderFormat::R32G32B32A32Sfloat => gl::RGBA32F,
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}
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}
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}
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impl From<WrapMode> for gl::types::GLenum {
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fn from(value: WrapMode) -> Self {
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match value {
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WrapMode::ClampToBorder => gl::CLAMP_TO_BORDER,
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WrapMode::ClampToEdge => gl::CLAMP_TO_EDGE,
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WrapMode::Repeat => gl::REPEAT,
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WrapMode::MirroredRepeat => gl::MIRRORED_REPEAT,
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}
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}
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}
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impl From<FilterMode> for gl::types::GLenum {
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fn from(value: FilterMode) -> Self {
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match value {
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FilterMode::Linear => gl::LINEAR,
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_ => gl::NEAREST,
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}
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}
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}
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impl FilterMode {
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pub fn gl_mip(&self, mip: FilterMode) -> gl::types::GLenum {
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match (self, mip) {
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(FilterMode::Linear, FilterMode::Linear) => gl::LINEAR_MIPMAP_LINEAR,
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(FilterMode::Linear, FilterMode::Nearest) => gl::LINEAR_MIPMAP_NEAREST,
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(FilterMode::Nearest, FilterMode::Linear) => gl::NEAREST_MIPMAP_LINEAR,
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_ => gl::NEAREST_MIPMAP_NEAREST,
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}
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}
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}
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