vtkGLTFDocumentLoaderInternals.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkGLTFDocumentLoaderInternals_h
#define vtkGLTFDocumentLoaderInternals_h
 
#include "vtkGLTFDocumentLoader.h" // For vtkGLTFDocumentLoader
#include <vtk_nlohmannjson.h>
#include VTK_NLOHMANN_JSON(json.hpp)
 
#include <string> // For string
#include <vector> // For vector
 
VTK_ABI_NAMESPACE_BEGIN
 
class vtkGLTFDocumentLoaderInternals
{
public:
  vtkGLTFDocumentLoaderInternals() = default;
 
  bool LoadModelMetaData(std::vector<std::string>& extensionsUsedByLoader);
 
  bool LoadBuffers(bool firstBufferIsGLB);
 
  vtkGLTFDocumentLoader* Self = nullptr;
 
  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 nlohmann::json& root, vtkGLTFDocumentLoader::Node::Extensions& nodeExtensions);
 
  bool LoadExtensions(const nlohmann::json& root, vtkGLTFDocumentLoader::Extensions& extensions);
 
  bool LoadBuffer(const nlohmann::json& root, std::vector<char>& buffer);
 
  bool LoadFileMetaData(nlohmann::json& gltfRoot);
 
  bool LoadSkin(const nlohmann::json& root, vtkGLTFDocumentLoader::Skin& skin);
 
  bool LoadBufferView(const nlohmann::json& root, vtkGLTFDocumentLoader::BufferView& bufferView);
 
  bool LoadSparse(const nlohmann::json& root, vtkGLTFDocumentLoader::Accessor::Sparse& sparse);
 
  bool LoadAccessorBounds(const nlohmann::json& root, vtkGLTFDocumentLoader::Accessor& accessor);
 
  bool LoadCamera(const nlohmann::json& root, vtkGLTFDocumentLoader::Camera& camera);
 
  bool LoadAccessor(const nlohmann::json& root, vtkGLTFDocumentLoader::Accessor& accessor);
 
  bool LoadPrimitive(const nlohmann::json& root, vtkGLTFDocumentLoader::Primitive& primitive);
 
  bool LoadMesh(const nlohmann::json& root, vtkGLTFDocumentLoader::Mesh& mesh);
 
  bool LoadTextureInfo(const nlohmann::json& root, vtkGLTFDocumentLoader::TextureInfo& textureInfo);
 
  bool LoadMaterial(const nlohmann::json& root, vtkGLTFDocumentLoader::Material& material);
 
  bool LoadAnimation(const nlohmann::json& root, vtkGLTFDocumentLoader::Animation& animation);
 
  bool LoadScene(const nlohmann::json& root, vtkGLTFDocumentLoader::Scene& scene);
 
  bool LoadNode(const nlohmann::json& root, vtkGLTFDocumentLoader::Node& node);
 
  bool LoadImage(const nlohmann::json& root, vtkGLTFDocumentLoader::Image& image);
 
  bool LoadTexture(const nlohmann::json& root, vtkGLTFDocumentLoader::Texture& texture);
 
  bool LoadSampler(const nlohmann::json& root, vtkGLTFDocumentLoader::Sampler& sampler);
 
  vtkGLTFDocumentLoader::AccessorType AccessorTypeStringToEnum(std::string typeName);
 
  vtkGLTFDocumentLoader::Material::AlphaModeType MaterialAlphaModeStringToEnum(
    std::string alphaModeString);
 
  bool LoadKHRLightsPunctualNodeExtension(const nlohmann::json& root,
    vtkGLTFDocumentLoader::Node::Extensions::KHRLightsPunctual& lightsExtension);
 
  bool LoadKHRLightsPunctualExtension(
    const nlohmann::json& root, vtkGLTFDocumentLoader::Extensions::KHRLightsPunctual& lights);
 
  bool LoadKHRLightsPunctualExtensionLight(
    const nlohmann::json& root, vtkGLTFDocumentLoader::Extensions::KHRLightsPunctual::Light& light);
};
 
VTK_ABI_NAMESPACE_END
#endif
 
// VTK-HeaderTest-Exclude: vtkGLTFDocumentLoaderInternals.h