fieldTextureData.h

Go to the documentation of this file.

//
// Copyright 2021 Pixar
//
// Licensed under the terms set forth in the LICENSE.txt file available at
// https://openusd.org/license.
//
#ifndef PXR_IMAGING_HIO_FIELD_TEXTURE_DATA_H
#define PXR_IMAGING_HIO_FIELD_TEXTURE_DATA_H
 
 
#include "pxr/pxr.h"
#include "pxr/imaging/hio/api.h"
#include "pxr/imaging/hio/image.h"
 
#include "pxr/base/gf/bbox3d.h"
 
#include "pxr/base/tf/type.h"
 
#include <memory>
#include <string>
 
PXR_NAMESPACE_OPEN_SCOPE
 
using HioFieldTextureDataSharedPtr = std::shared_ptr<class HioFieldTextureData>;
 
class HioFieldTextureData
{
public:
    HIO_API
    HioFieldTextureData();
 
    HIO_API
    virtual ~HioFieldTextureData();
 
    HIO_API
    static HioFieldTextureDataSharedPtr New(
        std::string const & filePath,
        std::string const & fieldName,
        int fieldIndex,
        std::string const & fieldPurpose,
        size_t targetMemory);
 
    virtual const GfBBox3d &GetBoundingBox() const = 0;
 
    virtual int ResizedWidth() const = 0;
 
    virtual int ResizedHeight() const = 0;
 
    virtual int ResizedDepth() const = 0;
 
    virtual HioFormat GetFormat() const = 0;
 
    virtual bool Read() = 0;
    
    virtual bool HasRawBuffer() const = 0;
 
    virtual unsigned char const * GetRawBuffer() const = 0;   
 
private:
    // Disallow copies
    HioFieldTextureData(const HioFieldTextureData&) = delete;
    HioFieldTextureData& operator=(const HioFieldTextureData&) = delete;
 
};
 
class HIO_API HioFieldTextureDataFactoryBase : public TfType::FactoryBase
{
protected:
    friend class HioFieldTextureData;
 
    virtual HioFieldTextureDataSharedPtr _New(
        std::string const & filePath,
        std::string const & fieldName,
        int fieldIndex,
        std::string const & fieldPurpose,
        size_t targetMemory) const = 0;
};
 
 
PXR_NAMESPACE_CLOSE_SCOPE
 
#endif