Files
coven/renderer/point_light.jai
2024-12-04 23:41:52 +01:00

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Point_Light :: struct {
using #as entity : Entity;
entity.type = Point_Light;
color: Vector3;
intensity: float = 1.0;
attenuation_radius: float = 3.0;
}
Point_Light_Shader_Data :: struct {
position: Vector4;
color: Vector4;
attenuation_radius: float;
pad: Vector3;
}
MAX_POINT_LIGHTS :: 64;
Point_Light_Array :: struct {
point_lights: [MAX_POINT_LIGHTS] Point_Light_Shader_Data;
num_point_lights: s32;
padding: Vector3;
}
init_entity :: (light: *Point_Light) {
light.intensity = 1.0;
light.color = .{1,1,1};
light.attenuation_radius = 3.0;
}
to_shader_point_light :: (point_light: *Point_Light) -> Point_Light_Shader_Data {
data : Point_Light_Shader_Data;
data.position = to_v4(get_position(point_light.transform));
data.color = to_v4(point_light.color*point_light.intensity);
data.attenuation_radius = point_light.attenuation_radius;
return data;
}