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Differential D13910 Diff 47394 source/blender/draw/engines/workbench/shaders/workbench_world_light_lib.glsl

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source/blender/draw/engines/workbench/shaders/workbench_world_light_lib.glsl

#pragma BLENDER_REQUIRE(workbench_data_lib.glsl)
/* [Drobot2014a] Low Level Optimizations for GCN */ /* [Drobot2014a] Low Level Optimizations for GCN */
vec4 fast_rcp(vec4 v) vec4 fast_rcp(vec4 v)
{ {
return intBitsToFloat(0x7eef370b - floatBitsToInt(v)); return intBitsToFloat(0x7eef370b - floatBitsToInt(v));
} }
vec3 brdf_approx(vec3 spec_color, float roughness, float NV) vec3 brdf_approx(vec3 spec_color, float roughness, float NV)
{ {
▲ Show 20 Lines • Show All 103 Lines • ▼ Show 20 Linesvec3 get_world_lighting(vec3 base_color, float roughness, float metallic, vec3 N, vec3 I)
* Limit this strangeness by using mono-chromatic specular intensity. */ * Limit this strangeness by using mono-chromatic specular intensity. */
float spec_energy = dot(specular_color, vec3(0.33333)); float spec_energy = dot(specular_color, vec3(0.33333));
diffuse_light *= diffuse_color * (1.0 - spec_energy); diffuse_light *= diffuse_color * (1.0 - spec_energy);
return diffuse_light + specular_light; return diffuse_light + specular_light;
} }
uniform bool forceShadowing = false; float get_shadow(vec3 N, bool force_shadowing)
float get_shadow(vec3 N)
{ {
float light_factor = -dot(N, world_data.shadow_direction_vs.xyz); float light_factor = -dot(N, world_data.shadow_direction_vs.xyz);
float shadow_mix = smoothstep(world_data.shadow_shift, world_data.shadow_focus, light_factor); float shadow_mix = smoothstep(world_data.shadow_shift, world_data.shadow_focus, light_factor);
shadow_mix *= forceShadowing ? 0.0 : world_data.shadow_mul; shadow_mix *= force_shadowing ? 0.0 : world_data.shadow_mul;
return shadow_mix + world_data.shadow_add; return shadow_mix + world_data.shadow_add;
} }