vtkGLTFWriterUtils.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkGLTFWriterUtils.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
 
#ifndef vtkGLTFWriterUtils_h
#define vtkGLTFWriterUtils_h
 
#include "vtkIOGeometryModule.h" // For export macro
#include "vtkWrappingHints.h"
 
#include "vtk_jsoncpp_fwd.h" // For Json forward declaration
#include <ostream>
 
class vtkBase64OutputStream;
class vtkCellArray;
class vtkDataArray;
 
class VTKIOGEOMETRY_EXPORT vtkGLTFWriterUtils
{
public:
  VTK_WRAPEXCLUDE static void WriteValues(vtkDataArray* ca, std::ostream& myFile);
  VTK_WRAPEXCLUDE static void WriteValues(vtkDataArray* ca, vtkBase64OutputStream* ostr);
  VTK_WRAPEXCLUDE static void WriteBufferAndView(vtkDataArray* inda, const char* fileName,
    bool inlineData, Json::Value& buffers, Json::Value& bufferViews);
  VTK_WRAPEXCLUDE static void WriteBufferAndView(vtkCellArray* ca, const char* fileName,
    bool inlineData, Json::Value& buffers, Json::Value& bufferViews);
};
 
// gltf uses hard coded numbers to represent data types
// they match the definitions from gl.h but for your convenience
// some of the common values we use are listed below to make
// the code more readable without including gl.h
 
#define GL_BYTE 0x1400
#define GL_UNSIGNED_BYTE 0x1401
#define GL_SHORT 0x1402
#define GL_UNSIGNED_SHORT 0x1403
#define GL_INT 0x1404
#define GL_UNSIGNED_INT 0x1405
#define GL_FLOAT 0x1406
 
#define GL_CLAMP_TO_EDGE 0x812F
#define GL_REPEAT 0x2901
 
#define GL_NEAREST 0x2600
#define GL_LINEAR 0x2601
 
#endif
 
// VTK-HeaderTest-Exclude: vtkGLTFWriterUtils.h