librashader/librashader-common/src/metal.rs

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use crate::{FilterMode, ImageFormat, Size, WrapMode};
2024-02-10 10:22:14 +11:00
use icrate::Metal;
impl From<ImageFormat> for Metal::MTLPixelFormat {
fn from(format: ImageFormat) -> Self {
match format {
ImageFormat::Unknown => 0 as Metal::MTLPixelFormat,
ImageFormat::R8Unorm => Metal::MTLPixelFormatR8Unorm,
ImageFormat::R8Uint => Metal::MTLPixelFormatR8Uint,
ImageFormat::R8Sint => Metal::MTLPixelFormatR8Sint,
ImageFormat::R8G8Unorm => Metal::MTLPixelFormatRG8Unorm,
ImageFormat::R8G8Uint => Metal::MTLPixelFormatRG8Uint,
ImageFormat::R8G8Sint => Metal::MTLPixelFormatRG8Sint,
ImageFormat::R8G8B8A8Unorm => Metal::MTLPixelFormatRGBA8Unorm,
ImageFormat::R8G8B8A8Uint => Metal::MTLPixelFormatRGBA8Uint,
ImageFormat::R8G8B8A8Sint => Metal::MTLPixelFormatRGBA8Sint,
ImageFormat::R8G8B8A8Srgb => Metal::MTLPixelFormatRGBA8Unorm_sRGB,
ImageFormat::A2B10G10R10UnormPack32 => Metal::MTLPixelFormatRGB10A2Unorm,
ImageFormat::A2B10G10R10UintPack32 => Metal::MTLPixelFormatRGB10A2Uint,
ImageFormat::R16Uint => Metal::MTLPixelFormatR16Uint,
ImageFormat::R16Sint => Metal::MTLPixelFormatR16Sint,
ImageFormat::R16Sfloat => Metal::MTLPixelFormatR16Float,
ImageFormat::R16G16Uint => Metal::MTLPixelFormatRG16Uint,
ImageFormat::R16G16Sint => Metal::MTLPixelFormatRG16Sint,
ImageFormat::R16G16Sfloat => Metal::MTLPixelFormatRG16Float,
ImageFormat::R16G16B16A16Uint => Metal::MTLPixelFormatRGBA16Uint,
ImageFormat::R16G16B16A16Sint => Metal::MTLPixelFormatRGBA16Sint,
ImageFormat::R16G16B16A16Sfloat => Metal::MTLPixelFormatRGBA16Float,
ImageFormat::R32Uint => Metal::MTLPixelFormatR32Uint,
ImageFormat::R32Sint => Metal::MTLPixelFormatR32Sint,
ImageFormat::R32Sfloat => Metal::MTLPixelFormatR32Float,
ImageFormat::R32G32Uint => Metal::MTLPixelFormatRG32Uint,
ImageFormat::R32G32Sint => Metal::MTLPixelFormatRG32Sint,
ImageFormat::R32G32Sfloat => Metal::MTLPixelFormatRG32Float,
ImageFormat::R32G32B32A32Uint => Metal::MTLPixelFormatRGBA32Uint,
ImageFormat::R32G32B32A32Sint => Metal::MTLPixelFormatRGBA32Sint,
ImageFormat::R32G32B32A32Sfloat => Metal::MTLPixelFormatRGBA32Float,
}
}
}
impl From<Metal::MTLViewport> for Size<u32> {
fn from(value: Metal::MTLViewport) -> Self {
Size {
width: value.width as u32,
height: value.height as u32,
}
}
}
impl From<Size<u32>> for Metal::MTLViewport {
fn from(value: Size<u32>) -> Self {
Metal::MTLViewport {
originX: 0.0,
originY: 0.0,
width: value.width as f64,
height: value.height as f64,
znear: -1.0,
zfar: 1.0,
}
}
}
impl From<WrapMode> for Metal::MTLSamplerAddressMode {
fn from(value: WrapMode) -> Self {
match value {
WrapMode::ClampToBorder => Metal::MTLSamplerAddressModeClampToBorderColor,
WrapMode::ClampToEdge => Metal::MTLSamplerAddressModeClampToEdge,
WrapMode::Repeat => Metal::MTLSamplerAddressModeRepeat,
WrapMode::MirroredRepeat => Metal::MTLSamplerAddressModeMirrorRepeat,
}
}
}
impl From<FilterMode> for Metal::MTLSamplerMinMagFilter {
fn from(value: FilterMode) -> Self {
match value {
FilterMode::Linear => Metal::MTLSamplerMinMagFilterLinear,
_ => Metal::MTLSamplerMipFilterNearest,
}
}
}
impl FilterMode {
/// Get the mipmap filtering mode for the given combination.
pub fn mtl_mip(&self, mip: FilterMode) -> Metal::MTLSamplerMipFilter {
match self {
FilterMode::Linear => Metal::MTLSamplerMipFilterLinear,
FilterMode::Nearest => Metal::MTLSamplerMipFilterNearest,
}
}
}