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!!ARBfp1.0

OPTION ARB_precision_hint_fastest;

# Purpose:

# Input Parameters:

# Tex 0: Frame buffer texture

# TexCoord 0: Texel in the frame buffer

# Env 0: Intensity of the effect.

#	  x: Intensity.

# Env 1: Pixel size.

#	  x: Pixel size.

#	  y: 1/Pixel size.

TEMP framebuffer;

# Pixelate texel lookup

TEMP lookup;

MUL lookup, fragment.texcoord[0], program.env[1].x;

FLR lookup, lookup;

MUL lookup, lookup, program.env[1].y;

MOV lookup.zw, {0.0, 0.0, 0.0, 1.0};

TEX framebuffer, lookup, texture[0], 2D;

MUL framebuffer, framebuffer, 4.0;

FLR framebuffer, framebuffer;

MUL framebuffer, framebuffer, 0.25;

MOV result.color.rgb, framebuffer;

MOV result.color.a, program.env[0].x;

END