1 2out vec4 sk_FragColor; 3uniform vec2 a; 4uniform vec4 b; 5void main() { 6 sk_FragColor.x = float(packHalf2x16(a)); 7 sk_FragColor.x = float(packUnorm2x16(a)); 8 sk_FragColor.x = float(packSnorm2x16(a)); 9 sk_FragColor.x = float(packUnorm4x8(b)); 10 sk_FragColor.x = float(packSnorm4x8(b)); 11} 12