Set dp branch as trunk

geometry.h

@@ -0,0 +1,47 @@
+//---------------------------------------------------------------------------
+#ifndef GeometryH
+#define GeometryH
+
+#include "opengl/glew.h"
+#include "dumb3d.h"
+using namespace Math3D;
+//---------------------------------------------------------------------------
+
+class TPlane;
+
+class TLine
+{
+public:
+    vector3 Vector, Point;
+    __fastcall TLine();
+    __fastcall TLine(vector3 NPoint, vector3 NVector);
+    __fastcall ~TLine();
+    TPlane __fastcall GetPlane();
+    double __fastcall GetDistance(vector3 Point1);
+};
+
+//---------------------------------------------------------------------------
+
+class TPlane
+{
+public:
+    vector3 Vector;
+    double d;
+    __fastcall TPlane();
+    __fastcall TPlane(vector3 NVector, double nd);
+    __fastcall TPlane(vector3 NPoint, vector3 NVector);
+    __fastcall TPlane(vector3 Point1, vector3 Vector1,  vector3 Vector2);
+    __fastcall ~TPlane();
+    void __fastcall Normalize();
+    double __fastcall GetSide(vector3 Point);
+//    void __fastcall Transform(D3DMATRIX &Transformations);
+    bool __fastcall Defined();
+};
+
+//---------------------------------------------------------------------------
+
+inline double __fastcall Sum(vector3 &Vector);
+bool __fastcall CrossPoint(vector3 &RetPoint, TLine &Line, TPlane &Plane);
+
+//---------------------------------------------------------------------------
+#endif