#version 120
#extension GL_EXT_gpu_shader4 : enable

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

/*
!! DO NOT REMOVE !!
This code is from Chocapic13' shaders
Read the terms of modification and sharing before changing something below please !
!! DO NOT REMOVE !!
*/

varying vec4 lmtexcoord;
varying vec4 color;




uniform vec2 texelSize;
uniform int framemod8;
		const vec2[8] offsets = vec2[8](vec2(1./8.,-3./8.),
									vec2(-1.,3.)/8.,
									vec2(5.0,1.)/8.,
									vec2(-3,-5.)/8.,
									vec2(-5.,5.)/8.,
									vec2(-7.,-1.)/8.,
									vec2(3,7.)/8.,
									vec2(7.,-7.)/8.);
//////////////////////////////VOID MAIN//////////////////////////////
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//////////////////////////////VOID MAIN//////////////////////////////
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void main() {

	gl_Position = ftransform();

	lmtexcoord.xy = (gl_MultiTexCoord0).xy;
	vec2 lmcoord = gl_MultiTexCoord1.xy/255.;
	lmtexcoord.zw = lmcoord;

	color = gl_Color;

	if(gl_Color.a < 1.0 ) gl_Position = vec4(10,10,10,1);

	#ifdef TAA_UPSCALING
		gl_Position.xy = gl_Position.xy * RENDER_SCALE + RENDER_SCALE * gl_Position.w - gl_Position.w;
	#endif
	#ifdef TAA
	    gl_Position.xy += offsets[framemod8] * gl_Position.w*texelSize;
	#endif
}