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engine.c: style-cleanup owallmost() and wallmost(). DONT_BUILD.
git-svn-id: https://svn.eduke32.com/eduke32@4959 1a8010ca-5511-0410-912e-c29ae57300e0
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helixhorned
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c7774f9c43
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1 changed files with 47 additions and 51 deletions
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@ -3366,68 +3366,64 @@ static inline void wallmosts_finish(int16_t *mostbuf, int32_t z1, int32_t z2,
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//
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static int32_t owallmost(int16_t *mostbuf, int32_t w, int32_t z)
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{
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int32_t bad, inty, xcross;
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int32_t s1, s2, s3, s4, ix1, ix2, iy1, iy2, t;
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int32_t i;
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z <<= 7;
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s1 = mulscale20(globaluclip,yb1[w]); s2 = mulscale20(globaluclip,yb2[w]);
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s3 = mulscale20(globaldclip,yb1[w]); s4 = mulscale20(globaldclip,yb2[w]);
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bad = (z<s1)+((z<s2)<<1)+((z>s3)<<2)+((z>s4)<<3);
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const int32_t s1 = mulscale20(globaluclip,yb1[w]), s2 = mulscale20(globaluclip,yb2[w]);
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const int32_t s3 = mulscale20(globaldclip,yb1[w]), s4 = mulscale20(globaldclip,yb2[w]);
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const int32_t bad = (z<s1)+((z<s2)<<1)+((z>s3)<<2)+((z>s4)<<3);
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ix1 = xb1[w]; iy1 = yb1[w];
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ix2 = xb2[w]; iy2 = yb2[w];
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int32_t ix1 = xb1[w], iy1 = yb1[w];
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int32_t ix2 = xb2[w], iy2 = yb2[w];
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if ((bad&3) == 3)
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{
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for (i=ix1; i<=ix2; i++)
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for (int i=ix1; i<=ix2; i++)
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mostbuf[i] = 0;
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return bad;
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}
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if ((bad&12) == 12)
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{
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for (i=ix1; i<=ix2; i++)
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for (int i=ix1; i<=ix2; i++)
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mostbuf[i] = ydimen;
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return bad;
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}
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if (bad&3)
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{
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t = divscale30(z-s1,s2-s1);
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inty = yb1[w] + mulscale30(yb2[w]-yb1[w],t);
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xcross = xb1[w] + scale(mulscale30(yb2[w],t),xb2[w]-xb1[w],inty);
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int32_t t = divscale30(z-s1,s2-s1);
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int32_t inty = yb1[w] + mulscale30(yb2[w]-yb1[w],t);
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int32_t xcross = xb1[w] + scale(mulscale30(yb2[w],t),xb2[w]-xb1[w],inty);
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if ((bad&3) == 2)
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{
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if (xb1[w] <= xcross) { iy2 = inty; ix2 = xcross; }
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for (i=xcross+1; i<=xb2[w]; i++)
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for (int i=xcross+1; i<=xb2[w]; i++)
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mostbuf[i] = 0;
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}
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else
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{
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if (xcross <= xb2[w]) { iy1 = inty; ix1 = xcross; }
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for (i=xb1[w]; i<=xcross; i++)
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for (int i=xb1[w]; i<=xcross; i++)
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mostbuf[i] = 0;
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}
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}
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if (bad&12)
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{
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t = divscale30(z-s3,s4-s3);
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inty = yb1[w] + mulscale30(yb2[w]-yb1[w],t);
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xcross = xb1[w] + scale(mulscale30(yb2[w],t),xb2[w]-xb1[w],inty);
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int32_t t = divscale30(z-s3,s4-s3);
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int32_t inty = yb1[w] + mulscale30(yb2[w]-yb1[w],t);
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int32_t xcross = xb1[w] + scale(mulscale30(yb2[w],t),xb2[w]-xb1[w],inty);
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if ((bad&12) == 8)
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{
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if (xb1[w] <= xcross) { iy2 = inty; ix2 = xcross; }
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for (i=xcross+1; i<=xb2[w]; i++)
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for (int i=xcross+1; i<=xb2[w]; i++)
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mostbuf[i] = ydimen;
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}
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else
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{
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if (xcross <= xb2[w]) { iy1 = inty; ix1 = xcross; }
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for (i=xb1[w]; i<=xcross; i++)
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for (int i=xb1[w]; i<=xcross; i++)
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mostbuf[i] = ydimen;
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}
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}
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@ -3457,9 +3453,8 @@ static inline int32_t wallmost_getz(int32_t fw, int32_t t, int32_t z,
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//
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static int32_t wallmost(int16_t *mostbuf, int32_t w, int32_t sectnum, char dastat)
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{
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int32_t bad, i, t, z, inty, intz, xcross, fw;
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int32_t x1, y1, z1, x2, y2, z2, xv, yv, dx, dy, dasqr, oz1, oz2;
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int32_t s1, s2, s3, s4, ix1, ix2, iy1, iy2;
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int32_t t, z;
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int32_t xv, yv;
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if (dastat == 0)
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{
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@ -3474,16 +3469,17 @@ static int32_t wallmost(int16_t *mostbuf, int32_t w, int32_t sectnum, char dasta
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return owallmost(mostbuf,w,z);
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}
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i = thewall[w];
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if (i == sector[sectnum].wallptr)
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const int wi = thewall[w];
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if (wi == sector[sectnum].wallptr)
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return owallmost(mostbuf,w,z);
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x1 = wall[i].x; x2 = wall[wall[i].point2].x-x1;
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y1 = wall[i].y; y2 = wall[wall[i].point2].y-y1;
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const walltype *const wal = &wall[wi];
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const int32_t x1 = wal->x, x2 = wall[wal->point2].x-x1;
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const int32_t y1 = wal->y, y2 = wall[wal->point2].y-y1;
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fw = sector[sectnum].wallptr; i = wall[fw].point2;
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dx = wall[i].x-wall[fw].x; dy = wall[i].y-wall[fw].y;
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dasqr = krecipasm(nsqrtasm(uhypsq(dx,dy)));
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const int w1 = sector[sectnum].wallptr, w2 = wall[w1].point2;
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const int32_t dx = wall[w2].x-wall[w1].x, dy = wall[w2].y-wall[w1].y;
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const int32_t dasqr = krecipasm(nsqrtasm(uhypsq(dx,dy)));
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if (dastat == 0)
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{
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@ -3501,34 +3497,34 @@ static int32_t wallmost(int16_t *mostbuf, int32_t w, int32_t sectnum, char dasta
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{ xv = cosglobalang+sinviewingrangeglobalang; yv = singlobalang-cosviewingrangeglobalang; }
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else
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{ xv = x1-globalposx; yv = y1-globalposy; }
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z1 = wallmost_getz(fw, t, z, x1, y1, x2, y2, xv, yv, dx, dy);
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int32_t z1 = wallmost_getz(w1, t, z, x1, y1, x2, y2, xv, yv, dx, dy);
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if (xb2[w] == xdimen-1)
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{ xv = cosglobalang-sinviewingrangeglobalang; yv = singlobalang+cosviewingrangeglobalang; }
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else
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{ xv = (x2+x1)-globalposx; yv = (y2+y1)-globalposy; }
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z2 = wallmost_getz(fw, t, z, x1, y1, x2, y2, xv, yv, dx, dy);
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int32_t z2 = wallmost_getz(w1, t, z, x1, y1, x2, y2, xv, yv, dx, dy);
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s1 = mulscale20(globaluclip,yb1[w]); s2 = mulscale20(globaluclip,yb2[w]);
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s3 = mulscale20(globaldclip,yb1[w]); s4 = mulscale20(globaldclip,yb2[w]);
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bad = (z1<s1)+((z2<s2)<<1)+((z1>s3)<<2)+((z2>s4)<<3);
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const int32_t s1 = mulscale20(globaluclip,yb1[w]), s2 = mulscale20(globaluclip,yb2[w]);
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const int32_t s3 = mulscale20(globaldclip,yb1[w]), s4 = mulscale20(globaldclip,yb2[w]);
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const int32_t bad = (z1<s1)+((z2<s2)<<1)+((z1>s3)<<2)+((z2>s4)<<3);
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ix1 = xb1[w]; ix2 = xb2[w];
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iy1 = yb1[w]; iy2 = yb2[w];
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oz1 = z1; oz2 = z2;
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int32_t ix1 = xb1[w], ix2 = xb2[w];
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int32_t iy1 = yb1[w], iy2 = yb2[w];
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const int32_t oz1 = z1, oz2 = z2;
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if ((bad&3) == 3)
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{
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for (i=ix1; i<=ix2; i++)
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for (int i=ix1; i<=ix2; i++)
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mostbuf[i] = 0;
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return bad;
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}
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if ((bad&12) == 12)
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{
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for (i=ix1; i<=ix2; i++)
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for (int i=ix1; i<=ix2; i++)
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mostbuf[i] = ydimen;
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return bad;
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}
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@ -3537,9 +3533,9 @@ static int32_t wallmost(int16_t *mostbuf, int32_t w, int32_t sectnum, char dasta
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{
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//inty = intz / (globaluclip>>16)
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t = divscale30(oz1-s1,s2-s1+oz1-oz2);
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inty = yb1[w] + mulscale30(yb2[w]-yb1[w],t);
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intz = oz1 + mulscale30(oz2-oz1,t);
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xcross = xb1[w] + scale(mulscale30(yb2[w],t),xb2[w]-xb1[w],inty);
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int32_t inty = yb1[w] + mulscale30(yb2[w]-yb1[w],t);
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int32_t intz = oz1 + mulscale30(oz2-oz1,t);
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int32_t xcross = xb1[w] + scale(mulscale30(yb2[w],t),xb2[w]-xb1[w],inty);
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//t = divscale30((x1<<4)-xcross*yb1[w],xcross*(yb2[w]-yb1[w])-((x2-x1)<<4));
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//inty = yb1[w] + mulscale30(yb2[w]-yb1[w],t);
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@ -3548,13 +3544,13 @@ static int32_t wallmost(int16_t *mostbuf, int32_t w, int32_t sectnum, char dasta
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if ((bad&3) == 2)
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{
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if (xb1[w] <= xcross) { z2 = intz; iy2 = inty; ix2 = xcross; }
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for (i=xcross+1; i<=xb2[w]; i++)
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for (int i=xcross+1; i<=xb2[w]; i++)
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mostbuf[i] = 0;
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}
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else
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{
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if (xcross <= xb2[w]) { z1 = intz; iy1 = inty; ix1 = xcross; }
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for (i=xb1[w]; i<=xcross; i++)
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for (int i=xb1[w]; i<=xcross; i++)
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mostbuf[i] = 0;
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}
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}
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@ -3563,9 +3559,9 @@ static int32_t wallmost(int16_t *mostbuf, int32_t w, int32_t sectnum, char dasta
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{
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//inty = intz / (globaldclip>>16)
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t = divscale30(oz1-s3,s4-s3+oz1-oz2);
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inty = yb1[w] + mulscale30(yb2[w]-yb1[w],t);
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intz = oz1 + mulscale30(oz2-oz1,t);
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xcross = xb1[w] + scale(mulscale30(yb2[w],t),xb2[w]-xb1[w],inty);
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int32_t inty = yb1[w] + mulscale30(yb2[w]-yb1[w],t);
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int32_t intz = oz1 + mulscale30(oz2-oz1,t);
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int32_t xcross = xb1[w] + scale(mulscale30(yb2[w],t),xb2[w]-xb1[w],inty);
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//t = divscale30((x1<<4)-xcross*yb1[w],xcross*(yb2[w]-yb1[w])-((x2-x1)<<4));
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//inty = yb1[w] + mulscale30(yb2[w]-yb1[w],t);
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@ -3574,13 +3570,13 @@ static int32_t wallmost(int16_t *mostbuf, int32_t w, int32_t sectnum, char dasta
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if ((bad&12) == 8)
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{
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if (xb1[w] <= xcross) { z2 = intz; iy2 = inty; ix2 = xcross; }
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for (i=xcross+1; i<=xb2[w]; i++)
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for (int i=xcross+1; i<=xb2[w]; i++)
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mostbuf[i] = ydimen;
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}
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else
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{
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if (xcross <= xb2[w]) { z1 = intz; iy1 = inty; ix1 = xcross; }
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for (i=xb1[w]; i<=xcross; i++)
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for (int i=xb1[w]; i<=xcross; i++)
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mostbuf[i] = ydimen;
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}
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}
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