vtkGLTFDocumentLoaderInternals.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkGLTFDocumentLoader.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 vtkGLTFDocumentLoaderInternals_h
#define vtkGLTFDocumentLoaderInternals_h
 
#include "vtkGLTFDocumentLoader.h" // For vtkGLTFDocumentLoader
#include "vtk_jsoncpp_fwd.h"       // For Json forward declaration
 
#include <string> // For string
#include <vector> // For vector
 
class vtkGLTFDocumentLoaderInternals
{
public:
  vtkGLTFDocumentLoaderInternals() = default;
 
  bool LoadModelMetaDataFromFile(std::string& FileName, std::vector<std::string>& usedExtensions);
  vtkGLTFDocumentLoader* Self = nullptr;
 
  bool LoadBuffers(bool firstBufferIsGLB);
 
  static const unsigned short GL_POINTS = 0x0000;
  static const unsigned short GL_LINES = 0x0001;
  static const unsigned short GL_LINE_LOOP = 0x0002;
  static const unsigned short GL_LINE_STRIP = 0x0003;
  static const unsigned short GL_TRIANGLES = 0x0004;
  static const unsigned short GL_TRIANGLE_STRIP = 0x0005;
  static const unsigned short GL_TRIANGLE_FAN = 0x0006;
 
private:
  bool LoadNodeExtensions(
    const Json::Value& root, vtkGLTFDocumentLoader::Node::Extensions& nodeExtensions);
 
  bool LoadExtensions(const Json::Value& root, vtkGLTFDocumentLoader::Extensions& extensions);
 
  bool LoadBuffer(
    const Json::Value& root, std::vector<char>& buffer, const std::string& glTFFileName);
 
  bool LoadFileMetaData(const std::string& fileName, Json::Value& gltfRoot);
 
  bool LoadSkin(const Json::Value& root, vtkGLTFDocumentLoader::Skin& skin);
 
  bool LoadBufferView(const Json::Value& root, vtkGLTFDocumentLoader::BufferView& bufferView);
 
  bool LoadSparse(const Json::Value& root, vtkGLTFDocumentLoader::Accessor::Sparse& sparse);
 
  bool LoadAccessorBounds(const Json::Value& root, vtkGLTFDocumentLoader::Accessor& accessor);
 
  bool LoadCamera(const Json::Value& root, vtkGLTFDocumentLoader::Camera& camera);
 
  bool LoadAccessor(const Json::Value& root, vtkGLTFDocumentLoader::Accessor& accessor);
 
  bool LoadPrimitive(const Json::Value& root, vtkGLTFDocumentLoader::Primitive& primitive);
 
  bool LoadMesh(const Json::Value& root, vtkGLTFDocumentLoader::Mesh& mesh);
 
  bool LoadTextureInfo(const Json::Value& root, vtkGLTFDocumentLoader::TextureInfo& textureInfo);
 
  bool LoadMaterial(const Json::Value& root, vtkGLTFDocumentLoader::Material& material);
 
  bool LoadAnimation(const Json::Value& root, vtkGLTFDocumentLoader::Animation& animation);
 
  bool LoadScene(const Json::Value& root, vtkGLTFDocumentLoader::Scene& scene);
 
  bool LoadNode(const Json::Value& root, vtkGLTFDocumentLoader::Node& node);
 
  bool LoadImage(const Json::Value& root, vtkGLTFDocumentLoader::Image& image);
 
  bool LoadTexture(const Json::Value& root, vtkGLTFDocumentLoader::Texture& texture);
 
  bool LoadSampler(const Json::Value& root, vtkGLTFDocumentLoader::Sampler& sampler);
 
  vtkGLTFDocumentLoader::AccessorType AccessorTypeStringToEnum(std::string typeName);
 
  vtkGLTFDocumentLoader::Material::AlphaModeType MaterialAlphaModeStringToEnum(
    std::string alphaModeString);
 
  bool LoadKHRLightsPunctualNodeExtension(const Json::Value& root,
    vtkGLTFDocumentLoader::Node::Extensions::KHRLightsPunctual& lightsExtension);
 
  bool LoadKHRLightsPunctualExtension(
    const Json::Value& root, vtkGLTFDocumentLoader::Extensions::KHRLightsPunctual& lights);
 
  bool LoadKHRLightsPunctualExtensionLight(
    const Json::Value& root, vtkGLTFDocumentLoader::Extensions::KHRLightsPunctual::Light& light);
};
 
#endif
 
// VTK-HeaderTest-Exclude: vtkGLTFDocumentLoaderInternals.h