Lines Matching defs:dx
56 T dx[2];
62 dx[0] = points[1].x - points[0].x;
63 dx[1] = points[3].x - points[2].x;
65 m[0] = dy[0] / dx[0];
66 m[1] = dy[1] / dx[1];
68 // It's easier to have a unified logic, then we'll fake dx and dy
72 dx[0] = points[1].y - points[0].y;
73 dx[1] = points[3].y - points[2].y;
75 m[0] = dy[0] / dx[0];
76 m[1] = dy[1] / dx[1];