bvh/bvh_embree.h

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/*
 * Copyright 2018, Blender Foundation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#ifndef __BVH_EMBREE_H__
#define __BVH_EMBREE_H__
 
#ifdef WITH_EMBREE
 
#  include <embree3/rtcore.h>
#  include <embree3/rtcore_scene.h>
 
#  include "bvh/bvh.h"
#  include "bvh/bvh_params.h"
 
#  include "util/util_thread.h"
#  include "util/util_types.h"
#  include "util/util_vector.h"
 
CCL_NAMESPACE_BEGIN
 
class Hair;
class Mesh;
 
class BVHEmbree : public BVH {
 public:
  void build(Progress &progress, Stats *stats, RTCDevice rtc_device);
  void refit(Progress &progress);
 
  RTCScene scene;
 
 protected:
  friend class BVH;
  BVHEmbree(const BVHParams &params,
            const vector<Geometry *> &geometry,
            const vector<Object *> &objects);
  virtual ~BVHEmbree();
 
  void add_object(Object *ob, int i);
  void add_instance(Object *ob, int i);
  void add_curves(const Object *ob, const Hair *hair, int i);
  void add_triangles(const Object *ob, const Mesh *mesh, int i);
 
 private:
  void set_tri_vertex_buffer(RTCGeometry geom_id, const Mesh *mesh, const bool update);
  void set_curve_vertex_buffer(RTCGeometry geom_id, const Hair *hair, const bool update);
 
  RTCDevice rtc_device;
  enum RTCBuildQuality build_quality;
};
 
CCL_NAMESPACE_END
 
#endif /* WITH_EMBREE */
 
#endif /* __BVH_EMBREE_H__ */