shaders-msl/comp/rmw-matrix.comp

#version 310 es
layout(local_size_x = 1) in;

layout(std430, binding = 0) buffer SSBO
{
	float a;
	vec4 b;
	mat4 c;

	float a1;
	vec4 b1;
	mat4 c1;
};

void main()
{
	a *= a1;
	b *= b1;
	c *= c1;
}