public virtual bool CollideWithRay(RayCollider c)
{
return(false);
}
public override bool CollideWithRay(RayCollider c)
{
//return Util.CollideRayWithCircle(c.Location, c.Ray, Location, Radius);
return(false);
}
/*
* Something like this may be apropos:
# // calculates intersection and checks for parallel lines.
# // also checks that the intersection point is actually on
# // the line segment p1-p2
# Point findIntersection(Point p1,Point p2,
# Point p3,Point p4) {
# float xD1,yD1,xD2,yD2,xD3,yD3;
# float dot,deg,len1,len2;
# float segmentLen1,segmentLen2;
# float ua,ub,div;
#
# // calculate differences
# xD1=p2.x-p1.x;
# xD2=p4.x-p3.x;
# yD1=p2.y-p1.y;
# yD2=p4.y-p3.y;
# xD3=p1.x-p3.x;
# yD3=p1.y-p3.y;
#
# // calculate the lengths of the two lines
# len1=sqrt(xD1*xD1+yD1*yD1);
# len2=sqrt(xD2*xD2+yD2*yD2);
#
# // calculate angle between the two lines.
# dot=(xD1*xD2+yD1*yD2); // dot product
# deg=dot/(len1*len2);
#
# // if abs(angle)==1 then the lines are parallell,
# // so no intersection is possible
# if(abs(deg)==1) return null;
#
# // find intersection Pt between two lines
# Point pt=new Point(0,0);
# div=yD2*xD1-xD2*yD1;
# ua=(xD2*yD3-yD2*xD3)/div;
# ub=(xD1*yD3-yD1*xD3)/div;
# pt.x=p1.x+ua*xD1;
# pt.y=p1.y+ua*yD1;
#
# // calculate the combined length of the two segments
# // between Pt-p1 and Pt-p2
# xD1=pt.x-p1.x;
# xD2=pt.x-p2.x;
# yD1=pt.y-p1.y;
# yD2=pt.y-p2.y;
# segmentLen1=sqrt(xD1*xD1+yD1*yD1)+sqrt(xD2*xD2+yD2*yD2);
#
# // calculate the combined length of the two segments
# // between Pt-p3 and Pt-p4
# xD1=pt.x-p3.x;
# xD2=pt.x-p4.x;
# yD1=pt.y-p3.y;
# yD2=pt.y-p4.y;
# segmentLen2=sqrt(xD1*xD1+yD1*yD1)+sqrt(xD2*xD2+yD2*yD2);
#
# // if the lengths of both sets of segments are the same as
# // the lenghts of the two lines the point is actually
# // on the line segment.
#
# // if the point isn't on the line, return null
# if(abs(len1-segmentLen1)>0.01 || abs(len2-segmentLen2)>0.01)
# return null;
#
# // return the valid intersection
# return pt;
# }
#
# If we ever need it.
*/
public override bool CollideWithRay(RayCollider c)
{
return(false);
}