Module lighting

Lighting filters and light nodes.

Macros

impl_lighting_filter 🔒

Structs

DiffuseLighting

Resolved feDiffuseLighting primitive for rendering.

DiffuseLightingParams

FeDiffuseLighting

The feDiffuseLighting filter primitives.

FeDistantLight

FePointLight

FeSpecularLighting

The feSpecularLighting filter primitives.

FeSpotLight

Light 🔒

Normal

2D normal and factor stored separately.

SpecularLighting

Resolved feSpecularLighting primitive for rendering.

SpecularLightingParams

Enums

LightSource 🔒

A light source with affine transformations applied.

UntransformedLightSource 🔒

A light source before applying affine transformations, straight out of the SVG.

Functions

color_and_vector 🔒

Returns the color and unit (or null) vector from the image sample to the light.

diffuse_alpha 🔒

specular_alpha 🔒

transform_dist 🔒

Applies the primitiveUnits coordinate transformation to a non-x or y distance.