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Define the formerly nonsensical combination of orientation bits 256 and 512 to mean "automatically zoom the tile so that the 320x200 coordinate system is vert-minus widescreen instead of horiz-plus".

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git-svn-id: https://svn.eduke32.com/eduke32@5258 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
hendricks266 2015-05-27 08:48:22 +00:00
parent ea82c1d897
commit de28d574ec
1 changed files with 18 additions and 7 deletions
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25
polymer/eduke32/build/src/engine.c
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@ -7469,7 +7469,9 @@ void dorotspr_handle_bit2(int32_t *sxptr, int32_t *syptr, int32_t *z, int32_t da
{
// dastat&2: Auto window size scaling
const int32_t oxdim = xdim;
const int32_t oydim = ydim;
int32_t xdim = oxdim; // SHADOWS global
int32_t ydim = oydim;
int32_t zoomsc, sx=*sxptr, sy=*syptr;
int32_t ouryxaspect = yxaspect, ourxyaspect = xyaspect;
@ -7479,7 +7481,10 @@ void dorotspr_handle_bit2(int32_t *sxptr, int32_t *syptr, int32_t *z, int32_t da
if (!(dastat & RS_STRETCH) && 4*ydim <= 3*xdim)
{
xdim = (4*ydim)/3;
if ((dastat & RS_ALIGN_MASK) == RS_ALIGN_MASK)
ydim = scale(xdim, 3, 4);
else
xdim = scale(ydim, 4, 3);
ouryxaspect = (12<<16)/10;
ourxyaspect = (10<<16)/12;
@ -7495,7 +7500,7 @@ void dorotspr_handle_bit2(int32_t *sxptr, int32_t *syptr, int32_t *z, int32_t da
int32_t xbord = 0;
if (dastat & RS_ALIGN_MASK)
if ((dastat & RS_ALIGN_MASK) && (dastat & RS_ALIGN_MASK) != RS_ALIGN_MASK)
{
xbord = scale(oxdim-xdim, twice_midcx, oxdim);
@ -7506,6 +7511,10 @@ void dorotspr_handle_bit2(int32_t *sxptr, int32_t *syptr, int32_t *z, int32_t da
sx = ((twice_midcx+xbord)<<15) + scaledxofs;
zoomsc = xdimenscale; //= scale(xdimen,yxaspect,320);
if ((dastat & RS_ALIGN_MASK) == RS_ALIGN_MASK)
zoomsc = scale(zoomsc, ydim, oydim);
sy = ((cy1_plus_cy2+2)<<15) + mulscale16(normyofs, zoomsc);
}
else
@ -7515,16 +7524,18 @@ void dorotspr_handle_bit2(int32_t *sxptr, int32_t *syptr, int32_t *z, int32_t da
sx = (xdim<<15)+32768 + scale(normxofs,xdim,320);
if (dastat & RS_ALIGN_R)
zoomsc = scale(xdim, ouryxaspect, 320);
sy = (ydim<<15)+32768 + mulscale16(normyofs, zoomsc);
if ((dastat & RS_ALIGN_MASK) == RS_ALIGN_MASK)
sy += (oydim-ydim)<<15;
else if ((dastat & RS_ALIGN_MASK) == RS_ALIGN_R)
sx += (oxdim-xdim)<<16;
else if ((dastat & RS_ALIGN_L) == 0)
else if ((dastat & RS_ALIGN_MASK) == 0)
sx += (oxdim-xdim)<<15;
if (dastat & RS_CENTERORIGIN)
sx += oxdim<<15;
zoomsc = scale(xdim, ouryxaspect, 320);
sy = (ydim<<15)+32768 + mulscale16(normyofs, zoomsc);
}
*sxptr = sx;