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https://github.com/copyrighttxt/watrbx-game-engine.git
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GEEKING
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watrabi
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#ifndef __sg3D__
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#define __sg3D__
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/************************************************************************/
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/* 3DObject */
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/************************************************************************/
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typedef struct
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{
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unsigned short begin_vertex_index;
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unsigned short end_vertex_index;
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unsigned short edge_type;
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} SG_EDGE;
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typedef struct
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{
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long ver_indexes[3];
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} SG_INDEX_TRIANGLE;
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/* edge_type:*/
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#define SG_EDGE_1_LEVEL 0x0001
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#define SG_EDGE_2_LEVEL 0x0002
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#define SG_EDGE_3_LEVEL 0x0004
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typedef enum
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{
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SG_UNKNOWN_3D=0,
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SG_BODY,
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SG_SURFACE,
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} SG_3DOBJECT_TYPE;
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typedef enum
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{
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SG_VERTEX_TRIANGULATION,
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SG_DELAUNAY_TRIANGULATION
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} SG_TRIANGULATION_TYPE;
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typedef struct
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{
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int nTr;
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SG_POINT* allVertex;
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SG_VECTOR* allNormals;
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SG_POINT* allColors;
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sgFloat* allUV;
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} SG_ALL_TRIANGLES;
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typedef enum
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{
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SG_MODULATE_MIX_TYPE=1,
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SG_BLEND_MIX_TYPE =2,
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SG_REPLACE_MIX_TYPE =3
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} SG_MIX_COLOR_TYPE;
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typedef enum
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{
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SG_CUBE_UV_TYPE =1,
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SG_SPHERIC_UV_TYPE =2,
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SG_CYLINDER_UV_TYPE =3
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} SG_UV_TYPE;
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typedef struct
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{
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int MaterialIndex;
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sgFloat TextureScaleU;
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sgFloat TextureScaleV;
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sgFloat TextureShiftU;
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sgFloat TextureShiftV;
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sgFloat TextureAngle;
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bool TextureSmooth;
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bool TextureMult;
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SG_MIX_COLOR_TYPE MixColorType;
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SG_UV_TYPE TextureUVType;
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} SG_MATERIAL;
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class sgC3DObject;
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class sgCBRep;
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/************************************************************************/
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/* Boundary representation piece */
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/************************************************************************/
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class sgCore_API sgCBRepPiece
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{
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friend class sgCBRep;
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PRIVATE_ACCESS
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private:
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void* m_brep_piece_handle;
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SG_POINT* m_vertexes;
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unsigned int m_vertexes_count;
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SG_EDGE* m_edges;
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unsigned int m_edges_count;
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SG_POINT m_min;
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SG_POINT m_max;
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int m_min_triangle_number;
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int m_max_triangle_number;
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sgCBRepPiece();
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~sgCBRepPiece();
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public:
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void GetLocalGabarits(SG_POINT& p_min, SG_POINT& p_max) const;
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const SG_POINT* GetVertexes() const;
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unsigned int GetVertexesCount() const;
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const SG_EDGE* GetEdges() const;
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unsigned int GetEdgesCount() const;
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void GetTrianglesRange(int& min_numb, int& max_numb) const;
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};
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/************************************************************************/
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/* Boundary representation */
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/************************************************************************/
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class sgCore_API sgCBRep
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{
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friend class sgC3DObject;
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PRIVATE_ACCESS
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private:
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sgCBRep();
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~sgCBRep();
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sgCBRepPiece** m_pieces;
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unsigned int m_pieces_count;
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public:
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sgCBRepPiece* GetPiece(unsigned int) const;
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unsigned int GetPiecesCount() const;
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};
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/************************************************************************/
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/* 3D object base class */
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/************************************************************************/
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class sgCore_API sgC3DObject : public sgCObject
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{
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protected:
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sgC3DObject();
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sgC3DObject(SG_OBJ_HANDLE);
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virtual ~sgC3DObject();
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public:
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static void AutoTriangulate(bool,SG_TRIANGULATION_TYPE);
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bool Triangulate(SG_TRIANGULATION_TYPE);
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SG_3DOBJECT_TYPE Get3DObjectType() const;
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sgCBRep* GetBRep() const;
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const SG_ALL_TRIANGLES* GetTriangles() const;
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virtual bool ApplyTempMatrix();
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const sgFloat* GetWorldMatrixData() const;
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void SetMaterial(const SG_MATERIAL&);
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const SG_MATERIAL* GetMaterial();
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bool CalculateOptimalUV(sgFloat& optU, sgFloat& optV);
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sgFloat GetVolume();
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sgFloat GetSquare();
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void SetColor(const SG_POINT& color);
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void Scale(const SG_POINT& scale);
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void Translate(const SG_POINT& translation);
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void Transform(const sgCMatrix& matrix);
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private:
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SG_3DOBJECT_TYPE m_objectType;
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sgCBRep* m_brep;
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bool CopyBRepStructure();
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SG_ALL_TRIANGLES* m_triangles;
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void CalcUV();
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sgCMatrix* m_world_matrix;
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SG_MATERIAL* m_material;
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PRIVATE_ACCESS
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};
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/************************************************************************/
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/* Box */
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/************************************************************************/
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typedef struct
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{
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sgFloat SizeX;
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sgFloat SizeY;
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sgFloat SizeZ;
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} SG_BOX;
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class sgCore_API sgCBox : public sgC3DObject
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{
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private:
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sgCBox();
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sgCBox(SG_OBJ_HANDLE);
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virtual ~sgCBox();
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public:
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static sgCBox* Create(sgFloat sizeX, sgFloat sizeY, sgFloat sizeZ);
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void GetGeometry(SG_BOX& ) const;
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PRIVATE_ACCESS
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};
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#define sgCreateBox sgCBox::Create
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/************************************************************************/
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/* Sphere */
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/************************************************************************/
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typedef struct
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{
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sgFloat Radius;
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short MeridiansCount;
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short ParallelsCount;
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} SG_SPHERE;
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class sgCore_API sgCSphere : public sgC3DObject
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{
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private:
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sgCSphere();
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sgCSphere(SG_OBJ_HANDLE);
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virtual ~sgCSphere();
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public:
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static sgCSphere* Create(sgFloat rad, short merid, short parall);
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void GetGeometry(SG_SPHERE&) const;
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PRIVATE_ACCESS
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};
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#define sgCreateSphere sgCSphere::Create
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/************************************************************************/
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/* Cylinder */
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/************************************************************************/
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typedef struct
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{
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sgFloat Radius;
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sgFloat Height;
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short MeridiansCount;
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} SG_CYLINDER;
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class sgCore_API sgCCylinder : public sgC3DObject
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{
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private:
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sgCCylinder();
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sgCCylinder(SG_OBJ_HANDLE);
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virtual ~sgCCylinder();
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public:
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static sgCCylinder* Create(sgFloat rad, sgFloat heig, short merid);
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void GetGeometry(SG_CYLINDER&) const;
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PRIVATE_ACCESS
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};
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#define sgCreateCylinder sgCCylinder::Create
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/************************************************************************/
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/* Cone */
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/************************************************************************/
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typedef struct
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{
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sgFloat Radius1;
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sgFloat Radius2;
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sgFloat Height;
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short MeridiansCount;
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} SG_CONE;
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class sgCore_API sgCCone : public sgC3DObject
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{
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private:
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sgCCone();
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sgCCone(SG_OBJ_HANDLE);
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virtual ~sgCCone();
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public:
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static sgCCone* Create(sgFloat rad_1,sgFloat rad_2,sgFloat heig, short merid);
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void GetGeometry(SG_CONE&) const;
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PRIVATE_ACCESS
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};
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#define sgCreateCone sgCCone::Create
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/************************************************************************/
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/* Torus */
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/************************************************************************/
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typedef struct
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{
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sgFloat Radius1;
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sgFloat Radius2;
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short MeridiansCount1;
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short MeridiansCount2;
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} SG_TORUS;
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class sgCore_API sgCTorus : public sgC3DObject
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{
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private:
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sgCTorus();
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sgCTorus(SG_OBJ_HANDLE);
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virtual ~sgCTorus();
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public:
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static sgCTorus* Create(sgFloat r1,sgFloat r2,short m1,short m2);
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void GetGeometry(SG_TORUS&) const;
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PRIVATE_ACCESS
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};
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#define sgCreateTorus sgCTorus::Create
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/************************************************************************/
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/* Ellipsoid */
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/************************************************************************/
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typedef struct
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{
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sgFloat Radius1;
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sgFloat Radius2;
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sgFloat Radius3;
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short MeridiansCount;
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short ParallelsCount;
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} SG_ELLIPSOID;
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class sgCore_API sgCEllipsoid : public sgC3DObject
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{
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private:
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sgCEllipsoid();
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sgCEllipsoid(SG_OBJ_HANDLE);
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virtual ~sgCEllipsoid();
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public:
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static sgCEllipsoid* Create(sgFloat radius1, sgFloat radius2, sgFloat radius3,
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short merid_cnt, short parall_cnt);
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void GetGeometry(SG_ELLIPSOID&) const;
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PRIVATE_ACCESS
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};
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#define sgCreateEllipsoid sgCEllipsoid::Create
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/************************************************************************/
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/* SphericBand */
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/************************************************************************/
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typedef struct
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{
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sgFloat Radius;
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sgFloat BeginCoef;
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sgFloat EndCoef;
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short MeridiansCount;
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} SG_SPHERIC_BAND;
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class sgCore_API sgCSphericBand : public sgC3DObject
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{
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private:
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sgCSphericBand();
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sgCSphericBand(SG_OBJ_HANDLE);
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virtual ~sgCSphericBand();
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public:
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static sgCSphericBand* Create(sgFloat radius, sgFloat beg_koef,
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sgFloat end_koef,
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short merid_cnt);
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void GetGeometry(SG_SPHERIC_BAND&) const;
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PRIVATE_ACCESS
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};
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#define sgCreateSphericBand sgCSphericBand::Create
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#endif
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