out vec4 sk_FragColor; uniform vec4 colorGreen; uniform vec4 colorRed; vec4 main() { float f = colorGreen.y; int i = int(colorGreen.y); uint u = uint(colorGreen.y); bool b = bool(colorGreen.y); float f1 = f; float f2 = float(i); float f3 = float(u); float f4 = float(b); int i1 = int(f); int i2 = i; int i3 = int(u); int i4 = int(b); uint u1 = uint(f); uint u2 = uint(i); uint u3 = u; uint u4 = uint(b); bool b1 = bool(f); bool b2 = bool(i); bool b3 = bool(u); bool b4 = b; return ((((((((((((((f1 + f2) + f3) + f4) + float(i1)) + float(i2)) + float(i3)) + float(i4)) + float(u1)) + float(u2)) + float(u3)) + float(u4)) + float(b1)) + float(b2)) + float(b3)) + float(b4) == 16.0 ? colorGreen : colorRed; }