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Remove dead code from wrlib

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This commit is contained in:
Tamas TEVESZ
2010-03-25 03:32:52 +01:00
committed by Carlos R. Mafra
parent 7d905787d2
commit 28cbda550a
6 changed files with 1 additions and 330 deletions
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108
wrlib/draw.c
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@@ -372,114 +372,6 @@ static int genericLine(RImage * image, int x0, int y0, int x1, int y1, RColor *
}
}
#if 0
if (mode == RALTER_PIXELS) {
RColorOffset *cdelta = (RColorOffset *) cdata;
register short r, g, b, a;
for (i = 0; i <= last; i++) {
/* Change the pixel with offset */
r = (short)*sr + cdelta->red;
g = (short)*sg + cdelta->green;
b = (short)*sb + cdelta->blue;
if (r > 255)
r = 255;
else if (r < 0)
r = 0;
if (g > 255)
g = 255;
else if (g < 0)
g = 0;
if (b > 255)
b = 255;
else if (b < 0)
b = 0;
*sr = (unsigned char)r;
*sg = (unsigned char)g;
*sb = (unsigned char)b;
if (image->data[3]) {
a = (short)*sa + cdelta->alpha;
if (a > 255)
a = 255;
else if (a < 0)
a = 0;
*sa = (unsigned char)a;
}
/* Compute error for NeXT Step */
err += dv2;
if (err >= du) {
sr += vofs;
sg += vofs;
sb += vofs;
sa += vofs;
err -= du2;
}
sr += uofs;
sg += uofs;
sb += uofs;
sa += uofs;
}
} else {
RColor *color = (RColor *) cdata;
if (color->alpha == 255) {
for (i = 0; i <= last; i++) {
/* Draw the pixel */
*sr = color->red;
*sg = color->green;
*sb = color->blue;
if (image->data[3])
*sa = 255;
/* Compute error for NeXT Step */
err += dv2;
if (err >= du) {
sr += vofs;
sg += vofs;
sb += vofs;
sa += vofs;
err -= du2;
}
sr += uofs;
sg += uofs;
sb += uofs;
sa += uofs;
}
} else {
register short alpha, nalpha, r, g, b;
alpha = color->alpha;
nalpha = 255 - alpha;
r = color->red;
g = color->green;
b = color->blue;
for (i = 0; i <= last; i++) {
/* Draw the pixel */
*sr = (((int)*sr * nalpha) + (r * alpha)) / 256;
*sg = (((int)*sg * nalpha) + (g * alpha)) / 256;
*sb = (((int)*sb * nalpha) + (b * alpha)) / 256;
if (image->data[3])
*sa = alpha + ((int)*sa * nalpha) / 256;
/* Compute error for NeXT Step */
err += dv2;
if (err >= du) {
sr += vofs;
sg += vofs;
sb += vofs;
sa += vofs;
err -= du2;
}
sr += uofs;
sg += uofs;
sb += uofs;
sa += uofs;
}
}
}
#endif
return True;
}