#include "/lib/settings.glsl"
#include "/lib/res_params.glsl"

out vec4 pos;
out vec4 gcolor;

uniform vec2 texelSize;
uniform int framemod8;

#if DOF_QUALITY == 5
	uniform int hideGUI;
	uniform int frameCounter;
	uniform float aspectRatio;
	uniform float screenBrightness;
	uniform float far;
	#include "/lib/bokeh.glsl"
#endif

uniform int framemod4_DH;
#define DH_TAA_OVERRIDE
#include "/lib/TAA_jitter.glsl"

void main() {
	gl_Position = ftransform();

	#ifdef TAA_UPSCALING
		gl_Position.xy = gl_Position.xy * RENDER_SCALE + RENDER_SCALE * gl_Position.w - gl_Position.w;
	#endif
	#if defined TAA && defined DH_TAA_JITTER
		gl_Position.xy += offsets[framemod4_DH] * gl_Position.w*texelSize;
	#endif

	pos = gl_ModelViewMatrix * gl_Vertex;
	gcolor = gl_Color;

	#if DOF_QUALITY == 5
		vec2 jitter = clamp(jitter_offsets[frameCounter % 64], -1.0, 1.0);
		jitter = rotate(radians(float(frameCounter))) * jitter;
		jitter.y *= aspectRatio;
		jitter.x *= DOF_ANAMORPHIC_RATIO;

		#if MANUAL_FOCUS == -2
			float focusMul = 0;
		#elif MANUAL_FOCUS == -1
			float focusMul = gl_Position.z + (far / 3.0) - mix(pow(512.0, screenBrightness), 512.0 * screenBrightness, 0.25);
		#else
			float focusMul = gl_Position.z + (far / 3.0) - MANUAL_FOCUS;
		#endif

		vec2 totalOffset = (jitter * JITTER_STRENGTH) * focusMul * 1e-2;
		gl_Position.xy += hideGUI >= 1 ? totalOffset : vec2(0);
	#endif
}