assimp/code/AMFImporter_Node.hpp

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/// \file AMFImporter_Node.hpp
/// \brief Elements of scene graph.
/// \date 2016
/// \author smal.root@gmail.com

#pragma once
#ifndef INCLUDED_AI_AMF_IMPORTER_NODE_H
#define INCLUDED_AI_AMF_IMPORTER_NODE_H

// Header files, stdlib.
#include <list>
#include <string>
#include <vector>

// Header files, Assimp.
#include "assimp/types.h"
#include "assimp/scene.h"

/// \class CAMFImporter_NodeElement
/// Base class for elements of nodes.
class CAMFImporter_NodeElement {
public:
	/// Define what data type contain node element.
	enum EType {
		ENET_Color,        ///< Color element: <color>.
		ENET_Constellation,///< Grouping element: <constellation>.
		ENET_Coordinates,  ///< Coordinates element: <coordinates>.
		ENET_Edge,         ///< Edge element: <edge>.
		ENET_Instance,     ///< Grouping element: <constellation>.
		ENET_Material,     ///< Material element: <material>.
		ENET_Metadata,     ///< Metadata element: <metadata>.
		ENET_Mesh,         ///< Metadata element: <mesh>.
		ENET_Object,       ///< Element which hold object: <object>.
		ENET_Root,         ///< Root element: <amf>.
		ENET_Triangle,     ///< Triangle element: <triangle>.
		ENET_TexMap,       ///< Texture coordinates element: <texmap> or <map>.
		ENET_Texture,      ///< Texture element: <texture>.
		ENET_Vertex,       ///< Vertex element: <vertex>.
		ENET_Vertices,     ///< Vertex element: <vertices>.
		ENET_Volume,       ///< Volume element: <volume>.

		ENET_Invalid       ///< Element has invalid type and possible contain invalid data.
	};

	const EType Type;///< Type of element.
	std::string ID;///< ID of element.
	CAMFImporter_NodeElement* Parent;///< Parent element. If nullptr then this node is root.
	std::list<CAMFImporter_NodeElement*> Child;///< Child elements.

public:                                               /// Destructor, virtual..
    virtual ~CAMFImporter_NodeElement() {
        // empty
    }

	/// Disabled copy constructor and co.
	CAMFImporter_NodeElement(const CAMFImporter_NodeElement& pNodeElement) = delete;
    CAMFImporter_NodeElement(CAMFImporter_NodeElement&&) = delete;
    CAMFImporter_NodeElement& operator=(const CAMFImporter_NodeElement& pNodeElement) = delete;
	CAMFImporter_NodeElement() = delete;

protected:
	/// In constructor inheritor must set element type.
	/// \param [in] pType - element type.
	/// \param [in] pParent - parent element.
	CAMFImporter_NodeElement(const EType pType, CAMFImporter_NodeElement* pParent)
	: Type(pType)
    , ID()
    , Parent(pParent)
    , Child() {
        // empty
    }
};// class IAMFImporter_NodeElement

/// \struct CAMFImporter_NodeElement_Constellation
/// A collection of objects or constellations with specific relative locations.
struct CAMFImporter_NodeElement_Constellation : public CAMFImporter_NodeElement {
	/// Constructor.
	/// \param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_Constellation(CAMFImporter_NodeElement* pParent)
		: CAMFImporter_NodeElement(ENET_Constellation, pParent)
	{}

};// struct CAMFImporter_NodeElement_Constellation

/// \struct CAMFImporter_NodeElement_Instance
/// Part of constellation.
struct CAMFImporter_NodeElement_Instance : public CAMFImporter_NodeElement {

	std::string ObjectID;///< ID of object for instantiation.
	/// \var Delta - The distance of translation in the x, y, or z direction, respectively, in the referenced object's coordinate system, to
	/// create an instance of the object in the current constellation.
	aiVector3D Delta;

	/// \var Rotation - The rotation, in degrees, to rotate the referenced object about its x, y, and z axes, respectively, to create an
	/// instance of the object in the current constellation. Rotations shall be executed in order of x first, then y, then z.
	aiVector3D Rotation;

	/// Constructor.
	/// \param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_Instance(CAMFImporter_NodeElement* pParent)
		: CAMFImporter_NodeElement(ENET_Instance, pParent)
	{}
};

/// \struct CAMFImporter_NodeElement_Metadata
/// Structure that define metadata node.
struct CAMFImporter_NodeElement_Metadata : public CAMFImporter_NodeElement {

	std::string Type;///< Type of "Value". 
	std::string Value;///< Value.

	/// Constructor.
	/// \param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_Metadata(CAMFImporter_NodeElement* pParent)
		: CAMFImporter_NodeElement(ENET_Metadata, pParent)
	{}
};

/// \struct CAMFImporter_NodeElement_Root
/// Structure that define root node.
struct CAMFImporter_NodeElement_Root : public CAMFImporter_NodeElement {

	std::string Unit;///< The units to be used. May be "inch", "millimeter", "meter", "feet", or "micron".
	std::string Version;///< Version of format.

	/// Constructor.
	/// \param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_Root(CAMFImporter_NodeElement* pParent)
		: CAMFImporter_NodeElement(ENET_Root, pParent)
	{}
};

/// \struct CAMFImporter_NodeElement_Color
/// Structure that define object node.
struct CAMFImporter_NodeElement_Color : public CAMFImporter_NodeElement {
	bool Composed;                  ///< Type of color stored: if true then look for formula in \ref Color_Composed[4], else - in \ref Color.
	std::string Color_Composed[4];  ///< By components formulas of composed color. [0..3] - RGBA.
	aiColor4D Color;                ///< Constant color.
	std::string Profile;            ///< The ICC color space used to interpret the three color channels r, g and b..

	/// @brief  Constructor.
	/// @param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_Color(CAMFImporter_NodeElement* pParent)
	: CAMFImporter_NodeElement(ENET_Color, pParent)
    , Composed( false )
    , Color()
    , Profile() {
        // empty
    }
};

/// \struct CAMFImporter_NodeElement_Material
/// Structure that define material node.
struct CAMFImporter_NodeElement_Material : public CAMFImporter_NodeElement {
	
	/// Constructor.
	/// \param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_Material(CAMFImporter_NodeElement* pParent)
		: CAMFImporter_NodeElement(ENET_Material, pParent)
	{}

};

/// \struct CAMFImporter_NodeElement_Object
/// Structure that define object node.
struct CAMFImporter_NodeElement_Object : public CAMFImporter_NodeElement {

    /// Constructor.
	/// \param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_Object(CAMFImporter_NodeElement* pParent)
		: CAMFImporter_NodeElement(ENET_Object, pParent)
	{}
};

/// \struct CAMFImporter_NodeElement_Mesh
/// Structure that define mesh node.
struct CAMFImporter_NodeElement_Mesh : public CAMFImporter_NodeElement {
	/// Constructor.
	/// \param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_Mesh(CAMFImporter_NodeElement* pParent)
		: CAMFImporter_NodeElement(ENET_Mesh, pParent)
	{}
};

/// \struct CAMFImporter_NodeElement_Vertex
/// Structure that define vertex node.
struct CAMFImporter_NodeElement_Vertex : public CAMFImporter_NodeElement {
	/// Constructor.
	/// \param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_Vertex(CAMFImporter_NodeElement* pParent)
		: CAMFImporter_NodeElement(ENET_Vertex, pParent)
	{}
};

/// \struct CAMFImporter_NodeElement_Edge
/// Structure that define edge node.
struct CAMFImporter_NodeElement_Edge : public CAMFImporter_NodeElement {
	/// Constructor.
	/// \param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_Edge(CAMFImporter_NodeElement* pParent)
		: CAMFImporter_NodeElement(ENET_Edge, pParent)
	{}

};

/// \struct CAMFImporter_NodeElement_Vertices
/// Structure that define vertices node.
struct CAMFImporter_NodeElement_Vertices : public CAMFImporter_NodeElement {
	/// Constructor.
	/// \param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_Vertices(CAMFImporter_NodeElement* pParent)
		: CAMFImporter_NodeElement(ENET_Vertices, pParent)
	{}
};

/// \struct CAMFImporter_NodeElement_Volume
/// Structure that define volume node.
struct CAMFImporter_NodeElement_Volume : public CAMFImporter_NodeElement {
	std::string MaterialID;///< Which material to use.
	std::string Type;///< What this volume describes can be “region” or “support”. If none specified, “object” is assumed.

	/// Constructor.
	/// \param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_Volume(CAMFImporter_NodeElement* pParent)
		: CAMFImporter_NodeElement(ENET_Volume, pParent)
	{}
};

/// \struct CAMFImporter_NodeElement_Coordinates
/// Structure that define coordinates node.
struct CAMFImporter_NodeElement_Coordinates : public CAMFImporter_NodeElement
{
	aiVector3D Coordinate;///< Coordinate.

	/// Constructor.
	/// \param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_Coordinates(CAMFImporter_NodeElement* pParent)
		: CAMFImporter_NodeElement(ENET_Coordinates, pParent)
	{}

};

/// \struct CAMFImporter_NodeElement_TexMap
/// Structure that define texture coordinates node.
struct CAMFImporter_NodeElement_TexMap : public CAMFImporter_NodeElement {
	aiVector3D TextureCoordinate[3];///< Texture coordinates.
	std::string TextureID_R;///< Texture ID for red color component.
	std::string TextureID_G;///< Texture ID for green color component.
	std::string TextureID_B;///< Texture ID for blue color component.
	std::string TextureID_A;///< Texture ID for alpha color component.

	/// Constructor.
	/// \param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_TexMap(CAMFImporter_NodeElement* pParent)
	: CAMFImporter_NodeElement(ENET_TexMap, pParent)
    , TextureCoordinate{}
    , TextureID_R()
    , TextureID_G()
    , TextureID_B()
    , TextureID_A()	{
        // empty
    }
};

/// \struct CAMFImporter_NodeElement_Triangle
/// Structure that define triangle node.
struct CAMFImporter_NodeElement_Triangle : public CAMFImporter_NodeElement {
	size_t V[3];///< Triangle vertices.

	/// Constructor.
	/// \param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_Triangle(CAMFImporter_NodeElement* pParent)
	: CAMFImporter_NodeElement(ENET_Triangle, pParent) {
        // empty
    }
};

/// Structure that define texture node.
struct CAMFImporter_NodeElement_Texture : public CAMFImporter_NodeElement {
	size_t Width, Height, Depth;///< Size of the texture.
	std::vector<uint8_t> Data;///< Data of the texture.
	bool Tiled;

	/// Constructor.
	/// \param [in] pParent - pointer to parent node.
	CAMFImporter_NodeElement_Texture(CAMFImporter_NodeElement* pParent)
	: CAMFImporter_NodeElement(ENET_Texture, pParent)
    , Width( 0 )
    , Height( 0 )
    , Depth( 0 )
    , Data()
    , Tiled( false ){
        // empty
    }
};

#endif // INCLUDED_AI_AMF_IMPORTER_NODE_H