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// Copyright 2009 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
#include "Luminous.ih"
#include "render/Material.ih"
#include "render/bsdfs/Transmission.ih"
// c++ shared
#include "LuminousShared.h"
///////////////////////////////////////////////////////////////////////////////
// Implementation
OSPRAY_BEGIN_ISPC_NAMESPACE
SYCL_EXTERNAL const varying BSDF *uniform Luminous_getBSDF(
const uniform Material *uniform _self,
uniform ShadingContext *uniform ctx,
const DifferentialGeometry &,
const Ray &,
const Medium &,
const uniform FeatureFlagsHandler &)
{
uniform Luminous *uniform self = (uniform Luminous * uniform) _self;
varying BSDF *uniform bsdf = NULL;
if (self->transparency > 0.0f) {
vec3f T = make_vec3f(self->transparency);
bsdf = Transmission_create(ctx, NULL /*no frame needed*/, T);
bsdf->bsdfType = BSDF_TYPE_LUMINOUS;
}
return bsdf;
}
SYCL_EXTERNAL vec3f Luminous_getTransparency(
const uniform Material *uniform _self,
const DifferentialGeometry &,
const Ray &,
const Medium &,
const uniform FeatureFlagsHandler &)
{
uniform Luminous *uniform self = (uniform Luminous * uniform) _self;
return make_vec3f(self->transparency);
}
SYCL_EXTERNAL BSDF_SampleRes Luminous_BSDF_sample(
const varying BSDF *uniform super,
const vec3f &wo,
const vec2f &s,
float ss)
{
return Transmission_sample(super, wo, s, ss);
}
SYCL_EXTERNAL vec3f Luminous_getEmission(const Material *uniform _self,
const varying DifferentialGeometry &dg,
const uniform FeatureFlagsHandler &)
{
const Luminous *uniform self = (Luminous * uniform) _self;
return make_vec3f(self->radiance)
* get3f(self->emissionMap, dg, make_vec3f(1.f));
}
///////////////////////////////////////////////////////////////////////////////
// External API
export void *uniform Luminous_getBSDF_addr()
{
return (void *uniform)Luminous_getBSDF;
}
export void *uniform Luminous_getTransparency_addr()
{
return (void *uniform)Luminous_getTransparency;
}
export void *uniform Luminous_getEmission_addr()
{
return (void *uniform)Luminous_getEmission;
}
OSPRAY_END_ISPC_NAMESPACE
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