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// Copyright 2022 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
#pragma once
#include "IntensityDistributionShared.h"
#include "LightShared.h"
#ifdef __cplusplus
namespace ispc {
#endif // __cplusplus
// state that changes under transformations
struct PointLightDynamic
{
vec3f position;
vec3f direction;
vec3f c0; // orientation for intensityDistribution: direction of the C0-
vec3f c90; // and the C90-(half)plane
#ifdef __cplusplus
PointLightDynamic()
: position(0.f),
direction(0.f, 0.f, 1.f),
c0(1.f, 0.f, 0.f),
c90(0.f, 1.f, 0.f)
{}
#endif
};
struct PointLight
{
Light super;
vec3f intensity; // RGB color and intensity of light
vec3f radiance; // emitted RGB radiance
float radius; // defines the size of the SphereLight
IntensityDistribution intensityDistribution;
PointLightDynamic pre; // un- or pre-transformed state
#ifdef __cplusplus
PointLight() : intensity(1.f), radiance(1.f), radius(0.f)
{
super.type = LIGHT_TYPE_POINT;
}
};
} // namespace ispc
#else
};
#endif // __cplusplus
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