1### Compilation failed: 2 3error: 2: invalid type 4layout(binding=0) sampler2D s; 5^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 6error: 4: 'main' must return: 'vec4', 'float4', or 'half4' 7void main() { 8^^^^^^^^^^^ 9error: 6: unknown identifier 'sk_FragColor' 10 sk_FragColor = 11 ^^^^^^^^^^^^ 12error: 8: unknown identifier 'sample' 13 (tmpColor = sample(s, float2(1)), 14 ^^^^^^ 15error: 8: unknown identifier 's' 16 (tmpColor = sample(s, float2(1)), 17 ^ 185 errors 19