Struct WGSLSnippets 

pub struct WGSLSnippets;

Collection of reusable WGSL code snippets for common algorithms.

Implementations

impl WGSLSnippets

pub fn linear_map( val: &str, in_lo: f32, in_hi: f32, out_lo: f32, out_hi: f32, ) -> String

Emit a linear map from [in_lo, in_hi] to [out_lo, out_hi].

pub fn rotate2d(v: &str, angle: &str) -> String

Emit a 2D rotation matrix applied to a vec2f.

pub fn linear_to_srgb(c: &str) -> String

Emit an sRGB gamma correction (linear -> sRGB).

pub fn srgb_to_linear(c: &str) -> String

Emit an sRGB -> linear conversion.

pub fn blinn_phong(normal: &str, halfway: &str, shininess: &str) -> String

Emit a Blinn-Phong specular term.

pub fn wang_hash(seed: &str) -> String

Emit a simple hash function for a u32 (Wang hash).

pub fn pcg_next(state: &str) -> String

Emit a PCG random number step.

pub fn rgb_to_hsv_fn() -> String

Emit an RGB-to-HSV conversion expression for a vec3f.

pub fn hsv_to_rgb_fn() -> String

Emit an HSV-to-RGB conversion function.

pub fn gaussian_weight(i: i32, sigma: f32) -> f32

Emit a Gaussian blur weight at offset i with standard deviation sigma.

pub fn gaussian_blur_fn(radius: i32, sigma: f32, horizontal: bool) -> String

Emit a separable Gaussian blur kernel helper function.