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// Copyright 2009 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
#pragma once
#include "Geometry.ih"
#include "GeometryDispatch.ih"
#include "common/Data.ih"
#include "common/FeatureFlagsEnum.h"
#include "render/Renderer.ih"
#include "rkcommon/math/AffineSpace.ih"
// c++ shared
#include "GeometricModelShared.h"
OSPRAY_BEGIN_ISPC_NAMESPACE
#ifdef OSPRAY_TARGET_SYCL
using namespace ospray;
#endif
inline Material *GeometricModel_getMaterial(const GeometricModel *uniform self,
const Renderer *uniform renderer,
const int32 primID)
{
if ((!self->material) && (!self->materialID))
return NULL;
uint32 idx = primID;
if (valid(self->index)) {
idx = get_uint8(self->index, min(idx, self->index.numItems - 1));
}
uniform uint32 lastMaterial = self->numMaterials - 1;
Material **uniform mats = (Material * *uniform) self->material;
if (!mats) {
idx = self->materialID[min(idx, lastMaterial)];
mats = renderer->material;
lastMaterial = renderer->numMaterials - 1;
}
if (mats)
return mats[min(idx, lastMaterial)];
return NULL;
}
inline void GeometricModel_postIntersect(const GeometricModel *uniform self,
const Renderer *uniform renderer,
varying DifferentialGeometry &dg,
const varying Ray &ray,
uniform int64 flags,
const uniform FeatureFlagsHandler &ffh)
{
Geometry *uniform geom = self->geom;
Geometry_dispatch_postIntersect(geom, dg, ray, flags, ffh);
dg.areaPDF = self->areaPDF;
dg.objID =
(self->userID == RTC_INVALID_GEOMETRY_ID) ? ray.geomID : self->userID;
if (flags & DG_COLOR && valid(self->color)) {
uint32 idx = ray.primID;
if (valid(self->index)) {
idx = get_uint8(self->index, min(idx, self->index.numItems - 1));
}
dg.color = get_vec4f(self->color, min(idx, self->color.numItems - 1));
}
if (renderer) {
dg.material = GeometricModel_getMaterial(self, renderer, ray.primID);
}
if (flags & DG_NS && self->invertedNormals)
dg.Ns = neg(dg.Ns);
}
OSPRAY_END_ISPC_NAMESPACE
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