config.h

//
// Copyright 2017 Pixar
//
// Licensed under the Apache License, Version 2.0 (the "Apache License")
// with the following modification; you may not use this file except in
// compliance with the Apache License and the following modification to it:
// Section 6. Trademarks. is deleted and replaced with:
//
// 6. Trademarks. This License does not grant permission to use the trade
//    names, trademarks, service marks, or product names of the Licensor
//    and its affiliates, except as required to comply with Section 4(c) of
//    the License and to reproduce the content of the NOTICE file.
//
// You may obtain a copy of the Apache License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the Apache License with the above modification is
// distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the Apache License for the specific
// language governing permissions and limitations under the Apache License.
//
#ifndef PXR_IMAGING_PLUGIN_HD_EMBREE_CONFIG_H
#define PXR_IMAGING_PLUGIN_HD_EMBREE_CONFIG_H

#include "pxr/pxr.h"
#include "pxr/base/tf/singleton.h"

PXR_NAMESPACE_OPEN_SCOPE

class HdEmbreeConfig {
public:
    static const HdEmbreeConfig &GetInstance();

    unsigned int samplesToConvergence;

    unsigned int tileSize;

    unsigned int ambientOcclusionSamples;

    bool jitterCamera;

    bool useFaceColors;

    float cameraLightIntensity;

private:
    // The constructor initializes the config variables with their
    // default or environment-provided override, and optionally prints
    // them.
    HdEmbreeConfig();
    ~HdEmbreeConfig() = default;

    HdEmbreeConfig(const HdEmbreeConfig&) = delete;
    HdEmbreeConfig& operator=(const HdEmbreeConfig&) = delete;

    friend class TfSingleton<HdEmbreeConfig>;
};

PXR_NAMESPACE_CLOSE_SCOPE

#endif // PXR_IMAGING_PLUGIN_HD_EMBREE_CONFIG_H