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Code Issues 156 Wiki Activity

Add the optional Radius, ShadeSelf, CastShadows and SoftFalloff of FreeSpotLight and make FalloffAngle 360 a point light

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Hirek
2026-10-28 16:18:03 +01:00
parent 413cebed9c
commit c4e23932bf
25 changed files with 327 additions and 72 deletions
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7
rendering/vulkan14/vulkan14frame.cpp
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@@ -3995,13 +3995,14 @@ void vulkan14_renderer::write_local_light(gl::light_element &Light, gfx::local_l
}
Light.color = Source.color;
Light.intensity = 1.0f;
Light.ambient = 0.0f;
// the sphere the light shines from, see gl::light_element
Light.ambient = (Source.soft_falloff ? -Source.radius : Source.radius);
// the shading takes the light to end at 1 / sqrt(quadratic)
Light.linear = 0.0f;
Light.quadratic = 1.0f / sq(std::max(Source.range, 0.01f));
Light.headlight_projection = glm::mat4{1.0f};
// no shadow map
Light.headlight_weights = glm::vec4{-1.0f, 0.0f, 0.0f, 0.0f};
// no shadow map; a light which casts no shadows has no contact shadows either
Light.headlight_weights = glm::vec4{-1.0f, (Source.cast_shadows ? 0.0f : 1.0f), 0.0f, 0.0f};
}
void vulkan14_renderer::headlight_projector(light_array::light_record const &Light, glm::dvec3 &Position, glm::mat3 &Rotation, glm::mat4 &Projection, float &Near, float &Fieldofview)