OrdinaryMagician/vkdoom_m
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Commence renderer floatification

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This commit is contained in:
Randy Heit 2016-04-14 12:40:14 -05:00
commit ded3f92452
17 changed files with 672 additions and 733 deletions
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8
src/v_draw.cpp
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@ -199,8 +199,8 @@ void DCanvas::DrawTextureParms(FTexture *img, DrawParms &parms)
unmaskedSpan[1].Length = 0;
}
fixed_t centeryback = centeryfrac;
centeryfrac = 0;
double centeryback = CenterY;
CenterY = 0;
sprtopscreen = FLOAT2FIXED(y0);
// There is not enough precision in the drawing routines to keep the full
@ -225,7 +225,7 @@ void DCanvas::DrawTextureParms(FTexture *img, DrawParms &parms)
//dc_texturemid = FLOAT2FIXED((-y0) * iyscale);
//dc_iscale = 0xffffffffu / (unsigned)spryscale;
dc_iscale = DivScale32(1, spryscale);
dc_texturemid = FixedMul(-sprtopscreen, dc_iscale) + FixedMul(centeryfrac-FRACUNIT, dc_iscale);
dc_texturemid = FixedMul(-sprtopscreen, dc_iscale) + xs_ToInt((CenterY - 1) * dc_iscale);
fixed_t frac = 0;
double xiscale = img->GetWidth() / parms.destwidth;
double x2 = x0 + parms.destwidth;
@ -325,7 +325,7 @@ void DCanvas::DrawTextureParms(FTexture *img, DrawParms &parms)
frac += xiscale_i;
}
}
centeryfrac = centeryback;
CenterY = centeryback;
}
R_FinishSetPatchStyle ();