1### Compilation failed: 2 3error: 1: variables of type 'uint' may not be uniform 4uniform uint a; 5^^^^^^^^^^^^^^ 6error: 2: 'main' must return: 'vec4', 'float4', or 'half4' 7void main() { 8^^^^^^^^^^^ 9error: 3: unknown identifier 'sk_FragColor' 10 sk_FragColor.xy = half2(unpackHalf2x16(a)); 11 ^^^^^^^^^^^^ 12error: 3: unknown identifier 'unpackHalf2x16' 13 sk_FragColor.xy = half2(unpackHalf2x16(a)); 14 ^^^^^^^^^^^^^^ 15error: 4: unknown identifier 'sk_FragColor' 16 sk_FragColor.xy = half2(unpackUnorm2x16(a)); 17 ^^^^^^^^^^^^ 18error: 5: unknown identifier 'sk_FragColor' 19 sk_FragColor.xy = half2(unpackSnorm2x16(a)); 20 ^^^^^^^^^^^^ 21error: 5: unknown identifier 'unpackSnorm2x16' 22 sk_FragColor.xy = half2(unpackSnorm2x16(a)); 23 ^^^^^^^^^^^^^^^ 24error: 6: unknown identifier 'sk_FragColor' 25 sk_FragColor = half4(unpackUnorm4x8(a)); 26 ^^^^^^^^^^^^ 27error: 6: unknown identifier 'unpackUnorm4x8' 28 sk_FragColor = half4(unpackUnorm4x8(a)); 29 ^^^^^^^^^^^^^^ 30error: 7: unknown identifier 'sk_FragColor' 31 sk_FragColor = half4(unpackSnorm4x8(a)); 32 ^^^^^^^^^^^^ 33error: 7: unknown identifier 'unpackSnorm4x8' 34 sk_FragColor = half4(unpackSnorm4x8(a)); 35 ^^^^^^^^^^^^^^ 3611 errors 37