drawrectangleedgecolor

uiz_drawrectangleedgecolor(x1,y1,x2,y2,color1,color2,color3,color4,alpha,thickness)
This script draws a rectangle just like game maker's draw_rectangle_colour() but then it is compatible with the uiz containment shaders.
Use this instead of draw_rectangle_colour() whenever you can.
0-x1: the left coordinate.
1-y1: the top coordinate.
2-x2: the right coordinate.
3-y2: the bottom coordinate.
4-color1: color of the left-upper corner.
5-color2: color of the right-upper corner.
6-color3: color of the left-lower corner.
7-color4: color of the right-lower corner.