A square convolution kernel, row-major. In WGSL: array<vec4f, ceil(size² / 4)>; read k[i / 4][i % 4].
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UI grouping: params sharing a group are shown together (as tabs in the playground).
A square convolution kernel, row-major. In WGSL: array<vec4f, ceil(size² / 4)>; read k[i / 4][i % 4].