Model loading and texturing

thirdparty/assimp/code/OpenGEX/OpenGEXExporter.cpp

@@ -0,0 +1,62 @@
+/*
+Open Asset Import Library (assimp)
+----------------------------------------------------------------------
+
+Copyright (c) 2006-2019, 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.
+
+----------------------------------------------------------------------
+*/
+#include "OpenGEXExporter.h"
+
+namespace Assimp {
+namespace OpenGEX {
+
+#ifndef ASSIMP_BUILD_NO_OPENGEX_EXPORTER
+
+OpenGEXExporter::OpenGEXExporter() {
+}
+
+OpenGEXExporter::~OpenGEXExporter() {
+}
+
+bool OpenGEXExporter::exportScene( const char * /*filename*/, const aiScene* /*pScene*/ ) {
+    return true;
+}
+
+#endif // ASSIMP_BUILD_NO_OPENGEX_EXPORTER
+
+} // Namespace OpenGEX
+} // Namespace Assimp

thirdparty/assimp/code/OpenGEX/OpenGEXExporter.h

@@ -0,0 +1,68 @@
+/*
+Open Asset Import Library (assimp)
+----------------------------------------------------------------------
+
+Copyright (c) 2006-2019, 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 AI_OPENGEX_EXPORTER_H
+#define AI_OPENGEX_EXPORTER_H
+
+#include <assimp/types.h>
+
+#ifndef ASSIMP_BUILD_NO_OPENGEX_EXPORTER
+
+namespace Assimp {
+
+struct aiScene;
+
+namespace OpenGEX {
+
+class OpenGEXExporter {
+public:
+    OpenGEXExporter();
+    ~OpenGEXExporter();
+    bool exportScene( const char *filename, const aiScene* pScene );
+};
+
+} // Namespace OpenGEX
+} // Namespace Assimp
+
+#endif // ASSIMP_BUILD_NO_OPENGEX_EXPORTER
+
+#endif // AI_OPENGEX_EXPORTER_H
+

thirdparty/assimp/code/OpenGEX/OpenGEXImporter.h

@@ -0,0 +1,212 @@
+/*
+Open Asset Import Library (assimp)
+----------------------------------------------------------------------
+
+Copyright (c) 2006-2019, 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 AI_OPENGEX_IMPORTER_H
+#define AI_OPENGEX_IMPORTER_H
+
+#ifndef ASSIMP_BUILD_NO_OPENGEX_IMPORTER
+
+#include <assimp/BaseImporter.h>
+#include <assimp/mesh.h>
+
+#include <vector>
+#include <list>
+#include <map>
+#include <memory>
+
+namespace ODDLParser {
+    class DDLNode;
+    struct Context;
+}
+
+struct aiNode;
+struct aiMaterial;
+struct aiCamera;
+struct aiLight;
+
+namespace Assimp {
+namespace OpenGEX {
+
+struct MetricInfo {
+    enum Type {
+        Distance = 0,
+        Angle,
+        Time,
+        Up,
+        Max
+    };
+
+    std::string m_stringValue;
+    float m_floatValue;
+    int m_intValue;
+
+    MetricInfo()
+    : m_stringValue( "" )
+    , m_floatValue( 0.0f )
+    , m_intValue( -1 ) {
+        // empty
+    }
+};
+
+/** @brief  This class is used to implement the OpenGEX importer
+ *
+ *  See http://opengex.org/OpenGEX.pdf for spec.
+ */
+class OpenGEXImporter : public BaseImporter {
+public:
+    /// The class constructor.
+    OpenGEXImporter();
+
+    /// The class destructor.
+    virtual ~OpenGEXImporter();
+
+    /// BaseImporter override.
+    virtual bool CanRead( const std::string &file, IOSystem *pIOHandler, bool checkSig ) const;
+
+    /// BaseImporter override.
+    virtual void InternReadFile( const std::string &file, aiScene *pScene, IOSystem *pIOHandler );
+
+    /// BaseImporter override.
+    virtual const aiImporterDesc *GetInfo() const;
+
+    /// BaseImporter override.
+    virtual void SetupProperties( const Importer *pImp );
+
+protected:
+    void handleNodes( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleMetricNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleNameNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleObjectRefNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleMaterialRefNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleGeometryNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleCameraNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleLightNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleGeometryObject( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleCameraObject( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleLightObject( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleTransformNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleMeshNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleVertexArrayNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleIndexArrayNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleMaterialNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleColorNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleTextureNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleParamNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void handleAttenNode( ODDLParser::DDLNode *node, aiScene *pScene );
+    void copyMeshes( aiScene *pScene );
+    void copyCameras( aiScene *pScene );
+    void copyLights( aiScene *pScene );
+    void copyMaterials( aiScene *pScene );
+    void resolveReferences();
+    void pushNode( aiNode *node, aiScene *pScene );
+    aiNode *popNode();
+    aiNode *top() const;
+    void clearNodeStack();
+    void createNodeTree( aiScene *pScene );
+
+private:
+    struct VertexContainer {
+        std::vector<aiVector3D> m_vertices;
+        size_t m_numColors;
+        aiColor4D *m_colors;
+        std::vector<aiVector3D> m_normals;
+        size_t m_numUVComps[ AI_MAX_NUMBER_OF_TEXTURECOORDS ];
+        aiVector3D *m_textureCoords[ AI_MAX_NUMBER_OF_TEXTURECOORDS ];
+
+        VertexContainer();
+        ~VertexContainer();
+
+        VertexContainer( const VertexContainer & ) = delete;
+        VertexContainer &operator = ( const VertexContainer & ) = delete;
+    };
+
+    struct RefInfo {
+        enum Type {
+            MeshRef,
+            MaterialRef
+        };
+
+        aiNode *m_node;
+        Type m_type;
+        std::vector<std::string> m_Names;
+
+        RefInfo( aiNode *node, Type type, std::vector<std::string> &names );
+        ~RefInfo();
+
+        RefInfo( const RefInfo & ) = delete;
+        RefInfo &operator = ( const RefInfo & ) = delete;
+    };
+
+    struct ChildInfo {
+        typedef std::list<aiNode*> NodeList;
+        std::list<aiNode*> m_children;
+    };
+    ChildInfo *m_root;
+    typedef std::map<aiNode*, std::unique_ptr<ChildInfo> > NodeChildMap;
+    NodeChildMap m_nodeChildMap;
+
+    std::vector<std::unique_ptr<aiMesh> > m_meshCache;
+    typedef std::map<std::string, size_t> ReferenceMap;
+    std::map<std::string, size_t> m_mesh2refMap;
+    std::map<std::string, size_t> m_material2refMap;
+
+    ODDLParser::Context *m_ctx;
+    MetricInfo m_metrics[ MetricInfo::Max ];
+    aiNode *m_currentNode;
+    VertexContainer m_currentVertices;
+    aiMesh *m_currentMesh;  // not owned, target is owned by m_meshCache
+    aiMaterial *m_currentMaterial;
+    aiLight *m_currentLight;
+    aiCamera *m_currentCamera;
+    int m_tokenType;
+    std::vector<aiMaterial*> m_materialCache;
+    std::vector<aiCamera*> m_cameraCache;
+    std::vector<aiLight*> m_lightCache;
+    std::vector<aiNode*> m_nodeStack;
+    std::vector<std::unique_ptr<RefInfo> > m_unresolvedRefStack;
+};
+
+} // Namespace OpenGEX
+} // Namespace Assimp
+
+#endif // ASSIMP_BUILD_NO_OPENGEX_IMPORTER
+
+#endif // AI_OPENGEX_IMPORTER_H

thirdparty/assimp/code/OpenGEX/OpenGEXStructs.h

@@ -0,0 +1,264 @@
+/*
+Open Asset Import Library (assimp)
+----------------------------------------------------------------------
+
+Copyright (c) 2006-2019, 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 AI_OPENGEXSTRUCTS_H_INC
+#define AI_OPENGEXSTRUCTS_H_INC
+
+#include <string>
+#include <map>
+
+namespace Assimp {
+namespace OpenGEX {
+
+struct Skin;
+struct Object;
+struct LightObject;
+struct CameraObject;
+struct Material;
+struct BoneNode;
+struct BoneCountArray;
+struct BoneIndexArray;
+struct BoneWeightArray;
+
+struct Metric {
+    float m_distance;
+    float m_angle;
+    float m_time;
+    float m_up;
+};
+
+struct VertexArray {
+    std::string arrayAttrib;
+    unsigned int morphIndex;
+};
+
+struct IndexArray {
+    unsigned int materialIndex;
+    unsigned int restartIndex;
+    std::string frontFace;
+};
+
+struct Mesh {
+    unsigned int meshLevel;
+    std::string meshPrimitive;
+    Skin *skinStructure;
+};
+
+struct Node {
+    std::string nodeName;
+};
+
+struct GeometryNode {
+    bool visibleFlag[ 2 ];
+    bool shadowFlag[ 2 ];
+    bool motionBlurFlag[ 2 ];
+};
+
+struct LightNode {
+    bool shadowFlag[ 2 ];
+    const LightObject *lightObjectStructure;
+};
+
+struct CameraNode {
+    const CameraObject *cameraObjectStructure;
+};
+
+struct GeometryObject {
+    Object *object;
+    bool visibleFlag;
+    bool shadowFlag;
+    bool motionBlurFlag;
+    std::map<std::string, Mesh*> meshMap;
+};
+
+struct LightObject {
+    Object *object;
+    std::string typeString;
+    bool shadowFlag;
+};
+
+struct CameraObject {
+    float focalLength;
+    float nearDepth;
+    float farDepth;
+};
+
+struct Matrix {
+    bool objectFlag;
+};
+
+struct Transform {
+    Matrix *matrix;
+    int transformCount;
+    const float *transformArray;
+};
+
+struct Translation {
+    std::string translationKind;
+};
+
+struct Rotation {
+    std::string rotationKind;
+};
+
+struct Scale {
+    std::string scaleKind;
+};
+
+struct Name {
+    std::string name;
+};
+
+struct ObjectRef {
+    Object *targetStructure;
+};
+
+struct MaterialRef {
+    unsigned int materialIndex;
+    const Material *targetStructure;
+};
+
+struct BoneRefArray {
+    int boneCount;
+    const BoneNode **boneNodeArray;
+};
+
+struct BoneCount {
+    int vertexCount;
+    const unsigned short *boneCountArray;
+    unsigned short *arrayStorage;
+};
+
+struct BoneIndex {
+    int boneIndexCount;
+    const unsigned short *boneIndexArray;
+    unsigned short *arrayStorage;
+};
+
+struct BoneWeight {
+    int boneWeightCount;
+    const float *boneWeightArray;
+};
+
+struct Skeleton {
+    const BoneRefArray *boneRefArrayStructure;
+    const Transform *transformStructure;
+};
+
+struct Skin {
+    const Skeleton *skeletonStructure;
+    const BoneCountArray *boneCountArrayStructure;
+    const BoneIndexArray *boneIndexArrayStructure;
+    const BoneWeightArray *boneWeightArrayStructure;
+};
+
+struct Material {
+    bool twoSidedFlag;
+    const char *materialName;
+};
+
+struct Attrib {
+    std::string attribString;
+};
+
+struct Param {
+    float param;
+};
+
+struct Color {
+    float color[ 4 ];
+};
+
+struct Texture {
+    std::string textureName;
+    unsigned int texcoordIndex;
+};
+
+struct Atten {
+    std::string attenKind;
+    std::string curveType;
+
+    float beginParam;
+    float endParam;
+
+    float scaleParam;
+    float offsetParam;
+
+    float constantParam;
+    float linearParam;
+    float quadraticParam;
+
+    float powerParam;
+};
+
+struct Key {
+    std::string keyKind;
+    bool scalarFlag;
+};
+
+struct Curve {
+    std::string curveType;
+    const Key *keyValueStructure;
+    const Key *keyControlStructure[ 2 ];
+    const Key *keyTensionStructure;
+    const Key *keyContinuityStructure;
+    const Key *keyBiasStructure;
+};
+
+struct Animation {
+    int clipIndex;
+    bool beginFlag;
+    bool endFlag;
+    float beginTime;
+    float endTime;
+};
+
+struct OpenGexDataDescription {
+    float distanceScale;
+    float angleScale;
+    float timeScale;
+    int upDirection;
+};
+
+} // Namespace OpenGEX
+} // Namespace Assimp
+
+#endif // AI_OPENGEXSTRUCTS_H_INC