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Use specialization constants in clustered renderer

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* Keep track of when projector, softshadow or directional sofshadow were enabled.
* Enable them via specializaton constant where it makes sense.
* Re-implements soft shadows.
* Re-implements light projectors.
This commit is contained in:
reduz
2021-07-12 20:32:05 -03:00
parent fc00a83901
commit ad9f606ed8
22 changed files with 398 additions and 301 deletions
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9
servers/rendering/renderer_rd/renderer_scene_render_rd.cpp
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@@ -2377,7 +2377,7 @@ void RendererSceneRenderRD::_setup_reflections(const PagedArray<RID> &p_reflecti
}
}
void RendererSceneRenderRD::_setup_lights(const PagedArray<RID> &p_lights, const Transform3D &p_camera_transform, RID p_shadow_atlas, bool p_using_shadows, uint32_t &r_directional_light_count, uint32_t &r_positional_light_count) {
void RendererSceneRenderRD::_setup_lights(const PagedArray<RID> &p_lights, const Transform3D &p_camera_transform, RID p_shadow_atlas, bool p_using_shadows, uint32_t &r_directional_light_count, uint32_t &r_positional_light_count, bool &r_directional_light_soft_shadows) {
Transform3D inverse_transform = p_camera_transform.affine_inverse();
r_directional_light_count = 0;
@@ -2389,6 +2389,8 @@ void RendererSceneRenderRD::_setup_lights(const PagedArray<RID> &p_lights, const
cluster.omni_light_count = 0;
cluster.spot_light_count = 0;
r_directional_light_soft_shadows = false;
for (int i = 0; i < (int)p_lights.size(); i++) {
LightInstance *li = light_instance_owner.getornull(p_lights[i]);
if (!li) {
@@ -2427,6 +2429,9 @@ void RendererSceneRenderRD::_setup_lights(const PagedArray<RID> &p_lights, const
// technically this will keep expanding until reaching the sun, but all we care
// is expand until we reach the radius of the near plane (there can't be more occluders than that)
angular_diameter = Math::tan(Math::deg2rad(angular_diameter));
if (storage->light_has_shadow(base)) {
r_directional_light_soft_shadows = true;
}
} else {
angular_diameter = 0.0;
}
@@ -3621,7 +3626,7 @@ void RendererSceneRenderRD::_pre_opaque_render(RenderDataRD *p_render_data, bool
uint32_t directional_light_count = 0;
uint32_t positional_light_count = 0;
_setup_lights(*p_render_data->lights, p_render_data->cam_transform, p_render_data->shadow_atlas, using_shadows, directional_light_count, positional_light_count);
_setup_lights(*p_render_data->lights, p_render_data->cam_transform, p_render_data->shadow_atlas, using_shadows, directional_light_count, positional_light_count, p_render_data->directional_light_soft_shadows);
_setup_decals(*p_render_data->decals, p_render_data->cam_transform.affine_inverse());
p_render_data->directional_light_count = directional_light_count;