1b051d3353
GLTF loader now grabs (some) sampler information from the respective GLTF sampler struct.
62 lines
1.6 KiB
Rust
62 lines
1.6 KiB
Rust
use crate::pipeline::CompareFunction;
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use std::num::NonZeroU8;
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/// Describes a sampler
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#[derive(Debug, Copy, Clone)]
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pub struct SamplerDescriptor {
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pub address_mode_u: AddressMode,
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pub address_mode_v: AddressMode,
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pub address_mode_w: AddressMode,
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pub mag_filter: FilterMode,
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pub min_filter: FilterMode,
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pub mipmap_filter: FilterMode,
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pub lod_min_clamp: f32,
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pub lod_max_clamp: f32,
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pub compare_function: Option<CompareFunction>,
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pub anisotropy_clamp: Option<NonZeroU8>,
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}
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impl Default for SamplerDescriptor {
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fn default() -> Self {
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SamplerDescriptor {
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address_mode_u: AddressMode::ClampToEdge,
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address_mode_v: AddressMode::ClampToEdge,
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address_mode_w: AddressMode::ClampToEdge,
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mag_filter: FilterMode::Nearest,
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min_filter: FilterMode::Linear,
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mipmap_filter: FilterMode::Nearest,
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lod_min_clamp: 0.0,
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lod_max_clamp: std::f32::MAX,
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compare_function: None,
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anisotropy_clamp: None,
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}
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}
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}
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/// How edges should be handled in texture addressing.
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#[derive(Copy, Clone, Debug, Hash, Eq, PartialEq)]
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pub enum AddressMode {
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ClampToEdge = 0,
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Repeat = 1,
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MirrorRepeat = 2,
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}
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impl Default for AddressMode {
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fn default() -> Self {
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AddressMode::ClampToEdge
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}
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}
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/// Texel mixing mode when sampling between texels.
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#[derive(Copy, Clone, Debug, Hash, Eq, PartialEq)]
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pub enum FilterMode {
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Nearest = 0,
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Linear = 1,
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}
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impl Default for FilterMode {
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fn default() -> Self {
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FilterMode::Nearest
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}
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}
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