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Slight math simplification for 2D editor sprite display

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git-svn-id: https://svn.eduke32.com/eduke32@52 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
terminx 2006-04-18 06:00:45 +00:00
parent 2771daa775
commit 9c0062d54e
1 changed files with 6 additions and 6 deletions
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12
polymer/build/src/engine.c
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@ -10586,8 +10586,8 @@ void draw2dscreen(long posxe, long posye, short ange, long zoome, short gride)
drawline16(halfxdim16+xp1,midydim16+yp1-1,halfxdim16+xp1+xp2,midydim16+yp1+yp2-1,col);
drawline16(halfxdim16+xp1,midydim16+yp1,halfxdim16+xp1+xp2,midydim16+yp1+yp2,col);
drawline16(halfxdim16+xp1,midydim16+yp1+1,halfxdim16+xp1+xp2,midydim16+yp1+yp2+1,col);
xp2 = mulscale10(sintable[(sprite[j].ang+1024)&2047],zoome) * fx / 32768;
yp2 = mulscale10(sintable[(sprite[j].ang+512)&2047],zoome) * fx / 32768;
xp2 = mulscale13(sintable[(sprite[j].ang+1024)&2047],zoome) * fx / 4096;
yp2 = mulscale13(sintable[(sprite[j].ang+512)&2047],zoome) * fx / 4096;
drawline16(halfxdim16+xp1+1,midydim16+yp1,halfxdim16+xp1+xp2+1,midydim16+yp1+yp2,col);
drawline16(halfxdim16+xp1-1,midydim16+yp1,halfxdim16+xp1-xp2-1,midydim16+yp1-yp2,col);
drawline16(halfxdim16+xp1-1,midydim16+yp1,halfxdim16+xp1+xp2-1,midydim16+yp1+yp2,col);
@ -10612,8 +10612,8 @@ void draw2dscreen(long posxe, long posye, short ange, long zoome, short gride)
drawline16(halfxdim16+xp1-1,midydim16+yp1,halfxdim16+xp1+xp2-1,midydim16+yp1+yp2,col);
drawline16(halfxdim16+xp1,midydim16+yp1,halfxdim16+xp1+xp2,midydim16+yp1+yp2,col);
drawline16(halfxdim16+xp1+1,midydim16+yp1,halfxdim16+xp1+xp2+1,midydim16+yp1+yp2,col);
xp2 = mulscale10(sintable[(sprite[j].ang+1024)&2047],zoome) * fx / 32768;
yp2 = mulscale10(sintable[(sprite[j].ang+512)&2047],zoome) * fx / 32768;
xp2 = mulscale13(sintable[(sprite[j].ang+1024)&2047],zoome) * fx / 4096;
yp2 = mulscale13(sintable[(sprite[j].ang+512)&2047],zoome) * fx / 4096;
drawline16(halfxdim16+xp1+1,midydim16+yp1,halfxdim16+xp1+xp2+1,midydim16+yp1+yp2,col);
drawline16(halfxdim16+xp1-1,midydim16+yp1,halfxdim16+xp1-xp2-1,midydim16+yp1-yp2,col);
drawline16(halfxdim16+xp1-1,midydim16+yp1,halfxdim16+xp1+xp2-1,midydim16+yp1+yp2,col);
@ -10642,8 +10642,8 @@ void draw2dscreen(long posxe, long posye, short ange, long zoome, short gride)
drawline16(halfxdim16+xp1,midydim16+yp1,halfxdim16+xp1+xp2,midydim16+yp1+yp2,col);
if (!(sprite[j].cstat&64)) drawline16(halfxdim16+xp1,midydim16+yp1,halfxdim16+xp1-xp2,midydim16+yp1-yp2,col);
xp2 = mulscale10(sintable[(sprite[j].ang+1024)&2047],zoome) * fx / 32768;
yp2 = mulscale10(sintable[(sprite[j].ang+512)&2047],zoome) * fx / 32768;
xp2 = mulscale13(sintable[(sprite[j].ang+1024)&2047],zoome) * fx / 4096;
yp2 = mulscale13(sintable[(sprite[j].ang+512)&2047],zoome) * fx / 4096;
drawline16(halfxdim16+xp1,midydim16+yp1,halfxdim16+xp1+xp2,midydim16+yp1+yp2,col);
drawline16(halfxdim16+xp1,midydim16+yp1,halfxdim16+xp1-xp2,midydim16+yp1-yp2,col);