Struct three_d::light::SpotLight

pub struct SpotLight { /* fields omitted */ }

A light which shines from the given position and in the given direction. The light will cast shadows if you generate a shadow map.

Implementations

impl SpotLight

pub fn new(
    context: &Context,
    intensity: f32,
    color: &Vec3,
    position: &Vec3,
    direction: &Vec3,
    cutoff: f32,
    attenuation_constant: f32,
    attenuation_linear: f32,
    attenuation_exponential: f32
) -> Result<SpotLight, Error>

pub fn set_color(&mut self, color: &Vec3)

pub fn set_intensity(&mut self, intensity: f32)

pub fn set_attenuation(&mut self, constant: f32, linear: f32, exponential: f32)

pub fn set_position(&mut self, position: &Vec3)

pub fn position(&self) -> Vec3

pub fn set_cutoff(&mut self, cutoff: f32)

pub fn set_direction(&mut self, direction: &Vec3)

pub fn direction(&self) -> Vec3

pub fn clear_shadow_map(&mut self)

pub fn generate_shadow_map(
    &mut self,
    frustrum_depth: f32,
    texture_size: usize,
    geometries: &[&dyn Geometry]
) -> Result<(), Error>

pub fn shadow_map(&self) -> &DepthTargetTexture2D

pub fn buffer(&self) -> &UniformBuffer