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[sw] Remove some unnecessary casting

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I'm not sure what the author of that code was thinking (maybe trying to
do 4 pixels at a time?), but the resulting code still did only one.
Better to remove all the casts, use the right pointer type, and keep the
code clear.
This commit is contained in:
Bill Currie 2022-03-07 08:47:54 +09:00
parent 5eb397dd31
commit 2a87983bf4
1 changed files with 5 additions and 7 deletions
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12
libs/video/renderer/sw/sw_rsky.c
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@ -94,7 +94,7 @@ R_MakeSky (void)
int x, y;
int ofs, baseofs;
int xshift, yshift;
unsigned int *pnewsky;
byte *pnewsky;
static int xlast = -1, ylast = -1;
xshift = r_skytime * r_skyspeed;
@ -106,19 +106,17 @@ R_MakeSky (void)
xlast = xshift;
ylast = yshift;
pnewsky = (unsigned int *) &newsky[0];
pnewsky = &newsky[0];
for (y = 0; y < SKYSIZE; y++) {
baseofs = ((y + yshift) & SKYMASK) * 131;
for (x = 0; x < SKYSIZE; x++) {
ofs = baseofs + ((x + xshift) & SKYMASK);
*(byte *) pnewsky = (*((byte *) pnewsky + 128) &
*(byte *) & bottommask[ofs]) |
*(byte *) & bottomsky[ofs];
pnewsky = (unsigned int *) ((byte *) pnewsky + 1);
*pnewsky = (*(pnewsky + 128) & bottommask[ofs]) | bottomsky[ofs];
pnewsky = pnewsky + 1;
}
pnewsky += 128 / sizeof (unsigned int);
pnewsky += 128;
}
r_skymade = 1;