windows-nt/Source/XPSP1/NT/multimedia/opengl/test/misc/membrane/objects.hxx

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2020-09-26 03:20:57 -05:00
typedef struct
{
float fX, fY, fZ;
float fNx, fNy, fNz;
DWORD dwColor;
} VERTEX;
typedef struct
{
int iV1;
int iV2;
int iV3;
} TRIANGLE;
enum {
OBJECT_TYPE_SPHERE = 0,
OBJECT_TYPE_TORUS,
OBJECT_TYPE_CYLINDER
};
class OBJECT {
public:
OBJECT( int rings, int sections );
~OBJECT( );
int VertexCount() { return nVerts; }
int TriangleCount() { return nTris; }
VERTEX *VertexData() { return pVertData; }
TRIANGLE *TriangleData() { return pTriData; }
int NumRings() { return nRings; }
int NumSections() { return nSections; }
protected:
int iType; // object type
int alphaVal; // opacity of the object
int nVerts, nTris;
int nRings, nSections;
VERTEX *pVertData;
TRIANGLE *pTriData;
};
class SPHERE : public OBJECT {
public:
SPHERE( int rings, int sections, float fAlpha );
private:
void GenerateData( float fRadius );
int CalcNVertices();
int CalcNTriangles();
};