layout(std430, binding=0) buffer cubepos {
	vec4 position[];
};
in vec4 coord3d;
in vec3 v_color;
uniform mat4 mvp;
out vec4 fcolor;
out vec4 center;
uniform float wind;

void main(void) {
	float xdisp = position[gl_InstanceID].x;
	if(position[gl_InstanceID].y > -2){
		xdisp += (position[gl_InstanceID].y+2)/5.0 * wind;
	}

	gl_Position = coord3d + vec4(xdisp, position[gl_InstanceID].yzw);
 	fcolor =  vec4(v_color, 1);
	center =  vec4(xdisp, position[gl_InstanceID].yzw);
}