diff options
Diffstat (limited to 'servers/rendering/renderer_rd')
8 files changed, 34 insertions, 22 deletions
diff --git a/servers/rendering/renderer_rd/renderer_scene_render_rd.cpp b/servers/rendering/renderer_rd/renderer_scene_render_rd.cpp index c6f38012a6..8b3b7050d2 100644 --- a/servers/rendering/renderer_rd/renderer_scene_render_rd.cpp +++ b/servers/rendering/renderer_rd/renderer_scene_render_rd.cpp @@ -2869,7 +2869,7 @@ void RendererSceneRenderRD::_setup_lights(const PagedArray<RID> &p_lights, const WARN_PRINT_ONCE("The DirectionalLight3D PSSM splits debug draw mode is not reimplemented yet."); } - light_data.shadow_enabled = p_using_shadows && light_storage->light_has_shadow(base); + light_data.shadow_opacity = p_using_shadows && light_storage->light_has_shadow(base) ? light_storage->light_get_param(base, RS::LIGHT_PARAM_SHADOW_OPACITY) : 0.0; float angular_diameter = light_storage->light_get_param(base, RS::LIGHT_PARAM_SIZE); if (angular_diameter > 0.0) { @@ -2886,7 +2886,7 @@ void RendererSceneRenderRD::_setup_lights(const PagedArray<RID> &p_lights, const angular_diameter = 0.0; } - if (light_data.shadow_enabled) { + if (light_data.shadow_opacity > 0.001) { RS::LightDirectionalShadowMode smode = light_storage->light_directional_get_shadow_mode(base); int limit = smode == RS::LIGHT_DIRECTIONAL_SHADOW_ORTHOGONAL ? 0 : (smode == RS::LIGHT_DIRECTIONAL_SHADOW_PARALLEL_2_SPLITS ? 1 : 3); @@ -3040,19 +3040,26 @@ void RendererSceneRenderRD::_setup_lights(const PagedArray<RID> &p_lights, const // Reuse fade begin, fade length and distance for shadow LOD determination later. float fade_begin = 0.0; + float fade_shadow = 0.0; float fade_length = 0.0; real_t distance = 0.0; float fade = 1.0; + float shadow_opacity_fade = 1.0; if (light_storage->light_is_distance_fade_enabled(li->light)) { fade_begin = light_storage->light_get_distance_fade_begin(li->light); + fade_shadow = light_storage->light_get_distance_fade_shadow(li->light); fade_length = light_storage->light_get_distance_fade_length(li->light); distance = camera_plane.distance_to(li->transform.origin); + // Use `smoothstep()` to make opacity changes more gradual and less noticeable to the player. if (distance > fade_begin) { - // Use `smoothstep()` to make opacity changes more gradual and less noticeable to the player. fade = Math::smoothstep(0.0f, 1.0f, 1.0f - float(distance - fade_begin) / fade_length); } + + if (distance > fade_shadow) { + shadow_opacity_fade = Math::smoothstep(0.0f, 1.0f, 1.0f - float(distance - fade_shadow) / fade_length); + } } float energy = sign * light_storage->light_get_param(base, RS::LIGHT_PARAM_ENERGY) * Math_PI * fade; @@ -3120,7 +3127,7 @@ void RendererSceneRenderRD::_setup_lights(const PagedArray<RID> &p_lights, const bool in_shadow_range = true; if (needs_shadow && light_storage->light_is_distance_fade_enabled(li->light)) { - if (distance > light_storage->light_get_distance_fade_shadow(li->light)) { + if (distance > light_storage->light_get_distance_fade_shadow(li->light) + light_storage->light_get_distance_fade_length(li->light)) { // Out of range, don't draw shadows to improve performance. in_shadow_range = false; } @@ -3129,7 +3136,7 @@ void RendererSceneRenderRD::_setup_lights(const PagedArray<RID> &p_lights, const if (needs_shadow && in_shadow_range) { // fill in the shadow information - light_data.shadow_enabled = true; + light_data.shadow_opacity = light_storage->light_get_param(base, RS::LIGHT_PARAM_SHADOW_OPACITY) * shadow_opacity_fade; float shadow_texel_size = light_instance_get_shadow_texel_size(li->self, p_shadow_atlas); light_data.shadow_normal_bias = light_storage->light_get_param(base, RS::LIGHT_PARAM_SHADOW_NORMAL_BIAS) * shadow_texel_size * 10.0; @@ -3189,7 +3196,7 @@ void RendererSceneRenderRD::_setup_lights(const PagedArray<RID> &p_lights, const } } } else { - light_data.shadow_enabled = false; + light_data.shadow_opacity = 0.0; } li->cull_mask = light_storage->light_get_cull_mask(base); @@ -3637,7 +3644,7 @@ void RendererSceneRenderRD::_pre_opaque_render(RenderDataRD *p_render_data, bool if (p_render_data->render_buffers.is_valid()) { bool directional_shadows = false; for (uint32_t i = 0; i < directional_light_count; i++) { - if (cluster.directional_lights[i].shadow_enabled) { + if (cluster.directional_lights[i].shadow_opacity > 0.001) { directional_shadows = true; break; } diff --git a/servers/rendering/renderer_rd/renderer_scene_render_rd.h b/servers/rendering/renderer_rd/renderer_scene_render_rd.h index 09ec2a9efd..22e9ead243 100644 --- a/servers/rendering/renderer_rd/renderer_scene_render_rd.h +++ b/servers/rendering/renderer_rd/renderer_scene_render_rd.h @@ -608,7 +608,7 @@ private: float inv_spot_attenuation; float cos_spot_angle; float specular_amount; - uint32_t shadow_enabled; + float shadow_opacity; float atlas_rect[4]; // in omni, used for atlas uv, in spot, used for projector uv float shadow_matrix[16]; @@ -633,7 +633,7 @@ private: float softshadow_angle; float soft_shadow_scale; uint32_t blend_splits; - uint32_t shadow_enabled; + float shadow_opacity; float fade_from; float fade_to; uint32_t pad[2]; diff --git a/servers/rendering/renderer_rd/shaders/environment/volumetric_fog_process.glsl b/servers/rendering/renderer_rd/shaders/environment/volumetric_fog_process.glsl index e74cfad65c..6f79b9e771 100644 --- a/servers/rendering/renderer_rd/shaders/environment/volumetric_fog_process.glsl +++ b/servers/rendering/renderer_rd/shaders/environment/volumetric_fog_process.glsl @@ -377,7 +377,7 @@ void main() { for (uint i = 0; i < params.directional_light_count; i++) { vec3 shadow_attenuation = vec3(1.0); - if (directional_lights.data[i].shadow_enabled) { + if (directional_lights.data[i].shadow_opacity > 0.001) { float depth_z = -view_pos.z; vec4 pssm_coord; @@ -486,7 +486,7 @@ void main() { vec3 light = omni_lights.data[light_index].color; - if (omni_lights.data[light_index].shadow_enabled) { + if (omni_lights.data[light_index].shadow_opacity > 0.001) { //has shadow vec4 uv_rect = omni_lights.data[light_index].atlas_rect; vec2 flip_offset = omni_lights.data[light_index].direction.xy; @@ -572,7 +572,7 @@ void main() { vec3 light = spot_lights.data[light_index].color; - if (spot_lights.data[light_index].shadow_enabled) { + if (spot_lights.data[light_index].shadow_opacity > 0.001) { //has shadow vec4 uv_rect = spot_lights.data[light_index].atlas_rect; vec2 flip_offset = spot_lights.data[light_index].direction.xy; diff --git a/servers/rendering/renderer_rd/shaders/light_data_inc.glsl b/servers/rendering/renderer_rd/shaders/light_data_inc.glsl index 61c8488a05..799f7087b6 100644 --- a/servers/rendering/renderer_rd/shaders/light_data_inc.glsl +++ b/servers/rendering/renderer_rd/shaders/light_data_inc.glsl @@ -15,7 +15,7 @@ struct LightData { //this structure needs to be as packed as possible mediump float cone_attenuation; mediump float cone_angle; mediump float specular_amount; - bool shadow_enabled; + mediump float shadow_opacity; highp vec4 atlas_rect; // rect in the shadow atlas highp mat4 shadow_matrix; @@ -60,7 +60,7 @@ struct DirectionalLightData { highp float softshadow_angle; highp float soft_shadow_scale; bool blend_splits; - bool shadow_enabled; + mediump float shadow_opacity; highp float fade_from; highp float fade_to; uvec2 pad; diff --git a/servers/rendering/renderer_rd/shaders/scene_forward_clustered.glsl b/servers/rendering/renderer_rd/shaders/scene_forward_clustered.glsl index 22058b3a06..dff24b7144 100644 --- a/servers/rendering/renderer_rd/shaders/scene_forward_clustered.glsl +++ b/servers/rendering/renderer_rd/shaders/scene_forward_clustered.glsl @@ -1417,7 +1417,7 @@ void fragment_shader(in SceneData scene_data) { float shadow = 1.0; - if (directional_lights.data[i].shadow_enabled) { + if (directional_lights.data[i].shadow_opacity > 0.001) { float depth_z = -vertex.z; vec3 light_dir = directional_lights.data[i].direction; vec3 base_normal_bias = normalize(normal_interp) * (1.0 - max(0.0, dot(light_dir, -normalize(normal_interp)))); @@ -1626,7 +1626,7 @@ void fragment_shader(in SceneData scene_data) { #ifdef LIGHT_TRANSMITTANCE_USED float transmittance_z = transmittance_depth; - if (directional_lights.data[i].shadow_enabled) { + if (directional_lights.data[i].shadow_opacity > 0.001) { float depth_z = -vertex.z; if (depth_z < directional_lights.data[i].shadow_split_offsets.x) { @@ -1681,6 +1681,8 @@ void fragment_shader(in SceneData scene_data) { } else { shadow = float(shadow1 >> ((i - 4) * 8) & 0xFF) / 255.0; } + + shadow = shadow * directional_lights.data[i].shadow_opacity + 1.0 - directional_lights.data[i].shadow_opacity; #endif blur_shadow(shadow); diff --git a/servers/rendering/renderer_rd/shaders/scene_forward_lights_inc.glsl b/servers/rendering/renderer_rd/shaders/scene_forward_lights_inc.glsl index e27c81eaea..50a13de11a 100644 --- a/servers/rendering/renderer_rd/shaders/scene_forward_lights_inc.glsl +++ b/servers/rendering/renderer_rd/shaders/scene_forward_lights_inc.glsl @@ -395,7 +395,7 @@ float get_omni_attenuation(float distance, float inv_range, float decay) { float light_process_omni_shadow(uint idx, vec3 vertex, vec3 normal) { #ifndef SHADOWS_DISABLED - if (omni_lights.data[idx].shadow_enabled) { + if (omni_lights.data[idx].shadow_opacity > 0.001) { // there is a shadowmap vec2 texel_size = scene_data_block.data.shadow_atlas_pixel_size; vec4 base_uv_rect = omni_lights.data[idx].atlas_rect; @@ -498,6 +498,7 @@ float light_process_omni_shadow(uint idx, vec3 vertex, vec3 normal) { } shadow /= float(sc_penumbra_shadow_samples); + shadow = mix(1.0, shadow, omni_lights.data[idx].shadow_opacity); } else { //no blockers found, so no shadow @@ -516,7 +517,7 @@ float light_process_omni_shadow(uint idx, vec3 vertex, vec3 normal) { vec2 pos = shadow_sample.xy / shadow_sample.z; float depth = shadow_len - omni_lights.data[idx].shadow_bias; depth *= omni_lights.data[idx].inv_radius; - shadow = sample_omni_pcf_shadow(shadow_atlas, omni_lights.data[idx].soft_shadow_scale / shadow_sample.z, pos, uv_rect, flip_offset, depth); + shadow = mix(1.0, sample_omni_pcf_shadow(shadow_atlas, omni_lights.data[idx].soft_shadow_scale / shadow_sample.z, pos, uv_rect, flip_offset, depth), omni_lights.data[idx].shadow_opacity); } return shadow; @@ -674,7 +675,7 @@ void light_process_omni(uint idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 v float light_process_spot_shadow(uint idx, vec3 vertex, vec3 normal) { #ifndef SHADOWS_DISABLED - if (spot_lights.data[idx].shadow_enabled) { + if (spot_lights.data[idx].shadow_opacity > 0.001) { vec3 light_rel_vec = spot_lights.data[idx].position - vertex; float light_length = length(light_rel_vec); vec3 spot_dir = spot_lights.data[idx].direction; @@ -735,6 +736,7 @@ float light_process_spot_shadow(uint idx, vec3 vertex, vec3 normal) { } shadow /= float(sc_penumbra_shadow_samples); + shadow = mix(1.0, shadow, spot_lights.data[idx].shadow_opacity); } else { //no blockers found, so no shadow @@ -743,7 +745,7 @@ float light_process_spot_shadow(uint idx, vec3 vertex, vec3 normal) { } else { //hard shadow vec3 shadow_uv = vec3(splane.xy * spot_lights.data[idx].atlas_rect.zw + spot_lights.data[idx].atlas_rect.xy, splane.z); - shadow = sample_pcf_shadow(shadow_atlas, spot_lights.data[idx].soft_shadow_scale * scene_data_block.data.shadow_atlas_pixel_size, shadow_uv); + shadow = mix(1.0, sample_pcf_shadow(shadow_atlas, spot_lights.data[idx].soft_shadow_scale * scene_data_block.data.shadow_atlas_pixel_size, shadow_uv), spot_lights.data[idx].shadow_opacity); } return shadow; diff --git a/servers/rendering/renderer_rd/shaders/scene_forward_mobile.glsl b/servers/rendering/renderer_rd/shaders/scene_forward_mobile.glsl index 26d0de46c2..eb73a33558 100644 --- a/servers/rendering/renderer_rd/shaders/scene_forward_mobile.glsl +++ b/servers/rendering/renderer_rd/shaders/scene_forward_mobile.glsl @@ -1134,7 +1134,7 @@ void main() { #ifdef USE_SOFT_SHADOWS //version with soft shadows, more expensive - if (directional_lights.data[i].shadow_enabled) { + if (directional_lights.data[i].shadow_opacity > 0.001) { float depth_z = -vertex.z; vec4 pssm_coord; @@ -1286,7 +1286,7 @@ void main() { #else // Soft shadow disabled version - if (directional_lights.data[i].shadow_enabled) { + if (directional_lights.data[i].shadow_opacity > 0.001) { float depth_z = -vertex.z; vec4 pssm_coord; diff --git a/servers/rendering/renderer_rd/storage_rd/light_storage.cpp b/servers/rendering/renderer_rd/storage_rd/light_storage.cpp index d3831b4618..882afdfa54 100644 --- a/servers/rendering/renderer_rd/storage_rd/light_storage.cpp +++ b/servers/rendering/renderer_rd/storage_rd/light_storage.cpp @@ -88,6 +88,7 @@ void LightStorage::_light_initialize(RID p_light, RS::LightType p_type) { light.param[RS::LIGHT_PARAM_SHADOW_FADE_START] = 0.8; light.param[RS::LIGHT_PARAM_SHADOW_NORMAL_BIAS] = 1.0; light.param[RS::LIGHT_PARAM_SHADOW_BIAS] = 0.02; + light.param[RS::LIGHT_PARAM_SHADOW_OPACITY] = 1.0; light.param[RS::LIGHT_PARAM_SHADOW_BLUR] = 0; light.param[RS::LIGHT_PARAM_SHADOW_PANCAKE_SIZE] = 20.0; light.param[RS::LIGHT_PARAM_SHADOW_VOLUMETRIC_FOG_FADE] = 0.1; 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