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authorsanine <sanine.not@pm.me>2022-03-04 10:47:15 -0600
committersanine <sanine.not@pm.me>2022-03-04 10:47:15 -0600
commit058f98a63658dc1a2579826ba167fd61bed1e21f (patch)
treebcba07a1615a14d943f3af3f815a42f3be86b2f3 /src/mesh/assimp-master/code/AssetLib/Obj/ObjFileParser.h
parent2f8028ac9e0812cb6f3cbb08f0f419e4e717bd22 (diff)
add assimp submodule
Diffstat (limited to 'src/mesh/assimp-master/code/AssetLib/Obj/ObjFileParser.h')
-rw-r--r--src/mesh/assimp-master/code/AssetLib/Obj/ObjFileParser.h165
1 files changed, 165 insertions, 0 deletions
diff --git a/src/mesh/assimp-master/code/AssetLib/Obj/ObjFileParser.h b/src/mesh/assimp-master/code/AssetLib/Obj/ObjFileParser.h
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+/*
+Open Asset Import Library (assimp)
+----------------------------------------------------------------------
+
+Copyright (c) 2006-2020, assimp team
+
+All rights reserved.
+
+Redistribution and use of this software in source and binary forms,
+with or without modification, are permitted provided that the
+following conditions are met:
+
+* Redistributions of source code must retain the above
+ copyright notice, this list of conditions and the
+ following disclaimer.
+
+* Redistributions in binary form must reproduce the above
+ copyright notice, this list of conditions and the
+ following disclaimer in the documentation and/or other
+ materials provided with the distribution.
+
+* Neither the name of the assimp team, nor the names of its
+ contributors may be used to endorse or promote products
+ derived from this software without specific prior
+ written permission of the assimp team.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+----------------------------------------------------------------------
+*/
+#ifndef OBJ_FILEPARSER_H_INC
+#define OBJ_FILEPARSER_H_INC
+
+#include <assimp/IOStreamBuffer.h>
+#include <assimp/material.h>
+#include <assimp/mesh.h>
+#include <assimp/vector2.h>
+#include <assimp/vector3.h>
+#include <map>
+#include <memory>
+#include <string>
+#include <vector>
+
+namespace Assimp {
+
+namespace ObjFile {
+struct Model;
+struct Object;
+struct Material;
+struct Point3;
+struct Point2;
+} // namespace ObjFile
+
+class ObjFileImporter;
+class IOSystem;
+class ProgressHandler;
+
+/// \class ObjFileParser
+/// \brief Parser for a obj waveform file
+class ASSIMP_API ObjFileParser {
+public:
+ static const size_t Buffersize = 4096;
+ typedef std::vector<char> DataArray;
+ typedef std::vector<char>::iterator DataArrayIt;
+ typedef std::vector<char>::const_iterator ConstDataArrayIt;
+
+ /// @brief The default constructor.
+ ObjFileParser();
+ /// @brief Constructor with data array.
+ ObjFileParser(IOStreamBuffer<char> &streamBuffer, const std::string &modelName, IOSystem *io, ProgressHandler *progress, const std::string &originalObjFileName);
+ /// @brief Destructor
+ ~ObjFileParser();
+ /// @brief If you want to load in-core data.
+ void setBuffer(std::vector<char> &buffer);
+ /// @brief Model getter.
+ ObjFile::Model *GetModel() const;
+
+ ObjFileParser(const ObjFileParser&) = delete;
+ ObjFileParser &operator=(const ObjFileParser& ) = delete;
+
+protected:
+ /// Parse the loaded file
+ void parseFile(IOStreamBuffer<char> &streamBuffer);
+ /// Method to copy the new delimited word in the current line.
+ void copyNextWord(char *pBuffer, size_t length);
+ /// Method to copy the new line.
+ // void copyNextLine(char *pBuffer, size_t length);
+ /// Get the number of components in a line.
+ size_t getNumComponentsInDataDefinition();
+ /// Stores the vector
+ size_t getTexCoordVector(std::vector<aiVector3D> &point3d_array);
+ /// Stores the following 3d vector.
+ void getVector3(std::vector<aiVector3D> &point3d_array);
+ /// Stores the following homogeneous vector as a 3D vector
+ void getHomogeneousVector3(std::vector<aiVector3D> &point3d_array);
+ /// Stores the following two 3d vectors on the line.
+ void getTwoVectors3(std::vector<aiVector3D> &point3d_array_a, std::vector<aiVector3D> &point3d_array_b);
+ /// Stores the following 3d vector.
+ void getVector2(std::vector<aiVector2D> &point2d_array);
+ /// Stores the following face.
+ void getFace(aiPrimitiveType type);
+ /// Reads the material description.
+ void getMaterialDesc();
+ /// Gets a comment.
+ void getComment();
+ /// Gets a a material library.
+ void getMaterialLib();
+ /// Creates a new material.
+ void getNewMaterial();
+ /// Gets the group name from file.
+ void getGroupName();
+ /// Gets the group number from file.
+ void getGroupNumber();
+ /// Gets the group number and resolution from file.
+ void getGroupNumberAndResolution();
+ /// Returns the index of the material. Is -1 if not material was found.
+ int getMaterialIndex(const std::string &strMaterialName);
+ /// Parse object name
+ void getObjectName();
+ /// Creates a new object.
+ void createObject(const std::string &strObjectName);
+ /// Creates a new mesh.
+ void createMesh(const std::string &meshName);
+ /// Returns true, if a new mesh instance must be created.
+ bool needsNewMesh(const std::string &rMaterialName);
+ /// Error report in token
+ void reportErrorTokenInFace();
+
+private:
+ // Copy and assignment constructor should be private
+ // because the class contains pointer to allocated memory
+
+ /// Default material name
+ static constexpr char DEFAULT_MATERIAL[] = AI_DEFAULT_MATERIAL_NAME;
+ //! Iterator to current position in buffer
+ DataArrayIt m_DataIt;
+ //! Iterator to end position of buffer
+ DataArrayIt m_DataItEnd;
+ //! Pointer to model instance
+ std::unique_ptr<ObjFile::Model> m_pModel;
+ //! Current line (for debugging)
+ unsigned int m_uiLine;
+ //! Helper buffer
+ char m_buffer[Buffersize];
+ /// Pointer to IO system instance.
+ IOSystem *m_pIO;
+ //! Pointer to progress handler
+ ProgressHandler *m_progress;
+ /// Path to the current model, name of the obj file where the buffer comes from
+ const std::string m_originalObjFileName;
+};
+
+} // Namespace Assimp
+
+#endif