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Merge pull request #51025 from reduz/fix-directional-shadow-bias

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Fix directional shadow bias
This commit is contained in:
Rémi Verschelde
2021-08-13 16:45:49 +02:00
committed by GitHub
parent 07c355c209 55d357b1eb
commit e499758a77
6 changed files with 20 additions and 103 deletions
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10
servers/rendering/renderer_rd/renderer_scene_render_rd.cpp
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@@ -2777,7 +2777,7 @@ void RendererSceneRenderRD::_setup_lights(const PagedArray<RID> &p_lights, const
CameraMatrix shadow_mtx = rectm * bias * matrix * modelview;
light_data.shadow_split_offsets[j] = split;
float bias_scale = li->shadow_transform[j].bias_scale;
light_data.shadow_bias[j] = storage->light_get_param(base, RS::LIGHT_PARAM_SHADOW_BIAS) * bias_scale;
light_data.shadow_bias[j] = storage->light_get_param(base, RS::LIGHT_PARAM_SHADOW_BIAS) / 100.0 * bias_scale;
light_data.shadow_normal_bias[j] = storage->light_get_param(base, RS::LIGHT_PARAM_SHADOW_NORMAL_BIAS) * li->shadow_transform[j].shadow_texel_size;
light_data.shadow_transmittance_bias[j] = storage->light_get_transmittance_bias(base) * bias_scale;
light_data.shadow_z_range[j] = li->shadow_transform[j].farplane;
@@ -2948,14 +2948,10 @@ void RendererSceneRenderRD::_setup_lights(const PagedArray<RID> &p_lights, const
light_data.shadow_enabled = true;
if (type == RS::LIGHT_SPOT) {
light_data.shadow_bias = (storage->light_get_param(base, RS::LIGHT_PARAM_SHADOW_BIAS) * radius / 10.0);
float shadow_texel_size = Math::tan(Math::deg2rad(spot_angle)) * radius * 2.0;
shadow_texel_size *= light_instance_get_shadow_texel_size(li->self, p_shadow_atlas);
light_data.shadow_normal_bias = storage->light_get_param(base, RS::LIGHT_PARAM_SHADOW_NORMAL_BIAS) * shadow_texel_size;
light_data.shadow_bias = (storage->light_get_param(base, RS::LIGHT_PARAM_SHADOW_BIAS) / 100.0);
} else { //omni
light_data.shadow_bias = storage->light_get_param(base, RS::LIGHT_PARAM_SHADOW_BIAS) * radius / 10.0;
light_data.shadow_bias = storage->light_get_param(base, RS::LIGHT_PARAM_SHADOW_BIAS) / 100.0;
float shadow_texel_size = light_instance_get_shadow_texel_size(li->self, p_shadow_atlas);
light_data.shadow_normal_bias = storage->light_get_param(base, RS::LIGHT_PARAM_SHADOW_NORMAL_BIAS) * shadow_texel_size * 2.0; // applied in -1 .. 1 space
}