13 if (sign(-arg0) != -sign(arg1))
14 color = vec4(1.0, 0.0, 0.0, 1.0);
15 else if (sign(-arg0) != expect)
16 color = vec4(0.0, 0.0, 1.0, 1.0);
18 color = vec4(0.0, 1.0, 0.0, 1.0);
20 gl_Position = gl_Vertex;
32 uniform vec4 arg0 -5.0 5.0 0.0 0.0
33 uniform vec4 arg1 -2.0 2.0 0.0 0.0
34 uniform vec4 expect 1.0 -1.0 0.0 0.0
36 probe rgb 1 1 0.0 1.0 0.0