#version 450 layout(local_size_x = 1) in; layout(row_major, set = 0, binding = 0) buffer SSBO { mat3 m0; mat3 m1; vec3 v0; vec3 v1; }; void main() { v0 = (m0 * m1) * v1; v0 = m0 * (m1 * v1); }