CurvesGeomGroup.h

// ======================================================================== //
// Copyright 2019-2021 Ingo Wald                                            //
//                                                                          //
// 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.                                           //
// ======================================================================== //
 
#pragma once
 
#include "Group.h"
 
namespace owl {
 
  struct CurvesGeomGroup : public GeomGroup {
 
    CurvesGeomGroup(Context *const context, size_t numChildren, unsigned int buildFlags);
    
    std::string toString() const override;
 
    void buildAccel(LaunchParams::SP launchParams = nullptr) override;
    void refitAccel(LaunchParams::SP launchParams = nullptr) override;
 
    void updateMotionBounds();
 
    template<bool FULL_REBUILD>
    void buildAccelOn(const DeviceContext::SP &device);
 
    constexpr static unsigned int defaultBuildFlags = 
        OPTIX_BUILD_FLAG_PREFER_FAST_TRACE |
        OPTIX_BUILD_FLAG_ALLOW_COMPACTION;
 
    protected:
    const unsigned int buildFlags;
  };
 
} // ::owl