#version 450 core

//! type compute
//! include chunks/dof-cs.glsl

void main()
{
	ivec2 coords = ivec2( gl_GlobalInvocationID.xy );
	vec2 uv = vec2( coords ) / uResolution;
	float z = textureLod( u_Input , uv , 0 ).w;

	vec2 blurdir = vec2( 1.0 , 0.577350269189626 );
	vec2 blurvec = normalize( blurdir ) / uResolution;
	vec3 color0 = DOF_Blur( z , DOF_CoC( z ) , uv , blurvec );

	blurdir.x = -1;
	blurvec = normalize( blurdir ) / uResolution;
	vec3 color1 = DOF_Blur( z , DOF_CoC( z ) , uv , blurvec );

	imageStore( u_Output , coords , vec4( min( color0 , color1 ) , 1. ) );
}