1layout(push_constant, binding=456) uniform testBlock {
2    layout(offset=16) half2x2 m1;
3    layout(offset=32) half2x2 m2;
4};
5
6void main() {
7    sk_FragColor = half4(m1[0][0], m1[1][1], m2[0][0], m2[1][1]);
8}
9