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@ -173,7 +173,7 @@ static int x_delta(float dy, float phy)
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{
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float param, fv;
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param = dy + phy;
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fv = 9.999*sin(param) + 6.666*sin(param*3) + 3.333*sin(param*5);
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fv = 12.11*sin(param+0.22) + 8.5*sin(param*3.02) + 0.42*sin(param*5.1);
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return (int)fv;
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}
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/* -------------------------------------------------------------- */
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@ -193,7 +193,7 @@ fprintf(stderr, ">>> %s ( %p %d %f %f )\n", __func__, picz,
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#endif
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h = picz->height; w = picz->width;
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#define BB 4
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#define BB 2
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for (y=BB; y<h-BB; y++) {
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dy = (float)y * omega; /* normalize vertical position */
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