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#pragma BLENDER_REQUIRE(common_utiltex_lib.glsl)
#pragma BLENDER_REQUIRE(lights_lib.glsl)
#pragma BLENDER_REQUIRE(lightprobe_lib.glsl)
#pragma BLENDER_REQUIRE(ambient_occlusion_lib.glsl)
#pragma BLENDER_REQUIRE(closure_eval_lib.glsl)
#pragma BLENDER_REQUIRE(renderpass_lib.glsl)
struct ClosureInputTranslucent {
vec3 N; /** Shading normal. */
};
#define CLOSURE_INPUT_Translucent_DEFAULT ClosureInputTranslucent(vec3(0.0))
/* Stubs. */
#define ClosureEvalTranslucent ClosureEvalDummy
#define ClosureOutputTranslucent ClosureOutput
#define closure_Translucent_planar_eval(cl_in, cl_eval, cl_common, data, cl_out)
#define closure_Translucent_cubemap_eval(cl_in, cl_eval, cl_common, data, cl_out)
ClosureEvalTranslucent closure_Translucent_eval_init(inout ClosureInputTranslucent cl_in,
ClosureEvalCommon cl_common,
out ClosureOutputTranslucent cl_out)
{
cl_in.N = safe_normalize(cl_in.N);
cl_out.radiance = vec3(0.0);
return CLOSURE_EVAL_DUMMY;
}
void closure_Translucent_light_eval(ClosureInputTranslucent cl_in,
ClosureEvalTranslucent cl_eval,
ClosureEvalCommon cl_common,
ClosureLightData light,
inout ClosureOutputTranslucent cl_out)
{
float radiance = light_diffuse(light.data, cl_in.N, cl_common.V, light.L);
cl_out.radiance += light.data.l_color * (light.data.l_diff * light.vis * radiance);
}
void closure_Translucent_grid_eval(ClosureInputTranslucent cl_in,
ClosureEvalTranslucent cl_eval,
ClosureEvalCommon cl_common,
ClosureGridData grid,
inout ClosureOutputTranslucent cl_out)
{
vec3 probe_radiance = probe_evaluate_grid(grid.data, cl_common.P, cl_in.N, grid.local_pos);
cl_out.radiance += grid.attenuation * probe_radiance;
}
void closure_Translucent_indirect_end(ClosureInputTranslucent cl_in,
ClosureEvalTranslucent cl_eval,
ClosureEvalCommon cl_common,
inout ClosureOutputTranslucent cl_out)
{
/* If not enough light has been accumulated from probes, use the world specular cubemap
* to fill the remaining energy needed. */
if (cl_common.diffuse_accum > 0.0) {
vec3 probe_radiance = probe_evaluate_world_diff(cl_in.N);
cl_out.radiance += cl_common.diffuse_accum * probe_radiance;
}
}
void closure_Translucent_eval_end(ClosureInputTranslucent cl_in,
ClosureEvalTranslucent cl_eval,
ClosureEvalCommon cl_common,
inout ClosureOutputTranslucent cl_out)
{
cl_out.radiance = render_pass_diffuse_mask(cl_out.radiance);
#if defined(DEPTH_SHADER) || defined(WORLD_BACKGROUND)
/* This makes shader resources become unused and avoid issues with samplers. (see T59747) */
cl_out.radiance = vec3(0.0);
return;
#endif
}
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