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add support for soft shadows to the lightmapper

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This commit is contained in:
Priyansh Rathi
2022-06-15 04:25:53 +05:30
parent 307dfa9fe9
commit e995764e50
6 changed files with 104 additions and 51 deletions
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45
modules/lightmapper_rd/lightmapper_rd.cpp
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@@ -51,7 +51,7 @@ void LightmapperRD::add_mesh(const MeshData &p_mesh) {
mesh_instances.push_back(mi);
}
void LightmapperRD::add_directional_light(bool p_static, const Vector3 &p_direction, const Color &p_color, float p_energy, float p_angular_distance) {
void LightmapperRD::add_directional_light(bool p_static, const Vector3 &p_direction, const Color &p_color, float p_energy, float p_angular_distance, float p_shadow_blur) {
Light l;
l.type = LIGHT_TYPE_DIRECTIONAL;
l.direction[0] = p_direction.x;
@@ -62,11 +62,12 @@ void LightmapperRD::add_directional_light(bool p_static, const Vector3 &p_direct
l.color[2] = p_color.b;
l.energy = p_energy;
l.static_bake = p_static;
l.size = p_angular_distance;
l.size = Math::tan(Math::deg2rad(p_angular_distance));
l.shadow_blur = p_shadow_blur;
lights.push_back(l);
}
void LightmapperRD::add_omni_light(bool p_static, const Vector3 &p_position, const Color &p_color, float p_energy, float p_range, float p_attenuation, float p_size) {
void LightmapperRD::add_omni_light(bool p_static, const Vector3 &p_position, const Color &p_color, float p_energy, float p_range, float p_attenuation, float p_size, float p_shadow_blur) {
Light l;
l.type = LIGHT_TYPE_OMNI;
l.position[0] = p_position.x;
@@ -80,10 +81,11 @@ void LightmapperRD::add_omni_light(bool p_static, const Vector3 &p_position, con
l.energy = p_energy;
l.static_bake = p_static;
l.size = p_size;
l.shadow_blur = p_shadow_blur;
lights.push_back(l);
}
void LightmapperRD::add_spot_light(bool p_static, const Vector3 &p_position, const Vector3 p_direction, const Color &p_color, float p_energy, float p_range, float p_attenuation, float p_spot_angle, float p_spot_attenuation, float p_size) {
void LightmapperRD::add_spot_light(bool p_static, const Vector3 &p_position, const Vector3 p_direction, const Color &p_color, float p_energy, float p_range, float p_attenuation, float p_spot_angle, float p_spot_attenuation, float p_size, float p_shadow_blur) {
Light l;
l.type = LIGHT_TYPE_SPOT;
l.position[0] = p_position.x;
@@ -102,6 +104,7 @@ void LightmapperRD::add_spot_light(bool p_static, const Vector3 &p_position, con
l.energy = p_energy;
l.static_bake = p_static;
l.size = p_size;
l.shadow_blur = p_shadow_blur;
lights.push_back(l);
}
@@ -1140,6 +1143,23 @@ LightmapperRD::BakeError LightmapperRD::bake(BakeQuality p_quality, bool p_use_d
RID light_uniform_set = rd->uniform_set_create(uniforms, compute_shader_primary, 1);
switch (p_quality) {
case BAKE_QUALITY_LOW: {
push_constant.ray_count = GLOBAL_GET("rendering/lightmapping/bake_quality/low_quality_ray_count");
} break;
case BAKE_QUALITY_MEDIUM: {
push_constant.ray_count = GLOBAL_GET("rendering/lightmapping/bake_quality/medium_quality_ray_count");
} break;
case BAKE_QUALITY_HIGH: {
push_constant.ray_count = GLOBAL_GET("rendering/lightmapping/bake_quality/high_quality_ray_count");
} break;
case BAKE_QUALITY_ULTRA: {
push_constant.ray_count = GLOBAL_GET("rendering/lightmapping/bake_quality/ultra_quality_ray_count");
} break;
}
push_constant.ray_count = CLAMP(push_constant.ray_count, 16u, 8192u);
RD::ComputeListID compute_list = rd->compute_list_begin();
rd->compute_list_bind_compute_pipeline(compute_list, compute_shader_primary_pipeline);
rd->compute_list_bind_uniform_set(compute_list, compute_base_uniform_set, 0);
@@ -1230,23 +1250,6 @@ LightmapperRD::BakeError LightmapperRD::bake(BakeQuality p_quality, bool p_use_d
uniforms.write[1].set_id(0, light_dest_tex);
secondary_uniform_set[1] = rd->uniform_set_create(uniforms, compute_shader_secondary, 1);
switch (p_quality) {
case BAKE_QUALITY_LOW: {
push_constant.ray_count = GLOBAL_GET("rendering/lightmapping/bake_quality/low_quality_ray_count");
} break;
case BAKE_QUALITY_MEDIUM: {
push_constant.ray_count = GLOBAL_GET("rendering/lightmapping/bake_quality/medium_quality_ray_count");
} break;
case BAKE_QUALITY_HIGH: {
push_constant.ray_count = GLOBAL_GET("rendering/lightmapping/bake_quality/high_quality_ray_count");
} break;
case BAKE_QUALITY_ULTRA: {
push_constant.ray_count = GLOBAL_GET("rendering/lightmapping/bake_quality/ultra_quality_ray_count");
} break;
}
push_constant.ray_count = CLAMP(push_constant.ray_count, 16u, 8192u);
int max_region_size = nearest_power_of_2_templated(int(GLOBAL_GET("rendering/lightmapping/bake_performance/region_size")));
int max_rays = GLOBAL_GET("rendering/lightmapping/bake_performance/max_rays_per_pass");