GEEKING

CSG/sgCore/ExtendedClasses/Line.cpp

@@ -0,0 +1,60 @@
+#include "..//Core//sg.h"
+
+sgCLine::sgCLine():sgC2DObject()
+{
+}
+
+sgCLine::~sgCLine()
+{
+}
+
+sgCLine::sgCLine(SG_OBJ_HANDLE objH):sgC2DObject(objH)
+{
+	char* typeID = "{0000000000000-0000-0000-000000000002}";
+	set_hobj_attr_value(id_TypeID, objH, typeID);
+
+	PostCreate();
+
+}
+
+sgCLine* sgCLine::Create(sgFloat pX1, sgFloat pY1, sgFloat pZ1,
+										sgFloat pX2, sgFloat pY2, sgFloat pZ2)
+{
+	SG_LINE gp;
+	gp.p1.x = pX1;
+	gp.p1.y = pY1;
+	gp.p1.z = pZ1;
+	gp.p2.x = pX2;
+	gp.p2.y = pY2;
+	gp.p2.z = pZ2;
+
+	if (sgSpaceMath::PointsDistance(gp.p1,gp.p2)<eps_d)
+	{
+		global_sg_error = SG_ER_BAD_ARGUMENT_ZERO_LENGTH;
+		return NULL;   //  
+	}
+
+	global_sg_error = SG_ER_SUCCESS;
+	
+	sgCLine*   newLn=new sgCLine;
+	SetObjectHandle(newLn,create_simple_obj_loc(OLINE, &gp));
+	((lpOBJ)(GetObjectHandle(newLn)))->extendedClass = newLn;
+
+	char* typeID = "{0000000000000-0000-0000-000000000002}";
+	set_hobj_attr_value(id_TypeID, GetObjectHandle(newLn), typeID);
+
+	newLn->PostCreate();
+
+	return  newLn;
+}
+
+const SG_LINE* sgCLine::GetGeometry() const
+{
+	lpOBJ pobj = (lpOBJ)(GetObjectHandle(this));
+	return static_cast<SG_LINE*>((void*)(pobj->geo_data));
+}
+
+bool  sgCLine::IsClosed() const {return false;}
+bool  sgCLine::IsPlane(SG_VECTOR*,sgFloat*) const {return false;}
+bool  sgCLine::IsLinear() const {return true;}
+bool  sgCLine::IsSelfIntersecting()  const {return false;}