shader 0 "CFEmovie" [ 

@vpstart

DP3 result.texcoord[0].x, opos, program.env[0];

DP3 result.texcoord[0].y, opos, program.env[1];

TEMP off;

MUL off, program.env[6], 0.734375; // animation rate

FRC off.x, off.x;

MUL off.x, off.x, 40; // squares in a row: 4x4 5x5 6x6. so on 

FLR result.texcoord[2].xy, off;

@fogcoord

END

] [

@fpstart

OPTION ARB_fog_linear;

TEMP dtc;

FRC dtc, fragment.texcoord[0];

ADD dtc, dtc, fragment.texcoord[2];

MUL dtc, dtc, 0.025;         // 1/squares in a row - so correct scaling

TEX result.color, dtc, texture[0], 2D;

END

]

// thanx  rabit