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Rounding error correction in scaled size calc

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git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@1537 8092fc87-c524-0410-9efc-e669fe64eaf9
This commit is contained in:
avolkov
2005-02-15 00:19:01 +00:00
parent 49f8e058bd
commit e9403fa111
1 changed files with 4 additions and 4 deletions
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sc2/src/sc2code/libs/graphics/sdl/canvas.c
+4 -4
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@@ -437,8 +437,8 @@ TFB_DrawCanvas_GetScaledExtent (TFB_Canvas src_canvas, TFB_Canvas src_mipmap, in
if (!src_mipmap)
{
size->width = (int) (src->w * scale / (float)GSCALE_IDENTITY);
size->height = (int) (src->h * scale / (float)GSCALE_IDENTITY);
size->width = (int) (src->w * scale / (float)GSCALE_IDENTITY + 0.5);
size->height = (int) (src->h * scale / (float)GSCALE_IDENTITY + 0.5);
}
else
{
@@ -452,8 +452,8 @@ TFB_DrawCanvas_GetScaledExtent (TFB_Canvas src_canvas, TFB_Canvas src_mipmap, in
else if (ratio > 1.0f)
ratio = 1.0f;
size->width = (int)((src->w - mipmap->w) * ratio + mipmap->w);
size->height = (int)((src->h - mipmap->h) * ratio + mipmap->h);
size->width = (int)((src->w - mipmap->w) * ratio + mipmap->w + 0.5);
size->height = (int)((src->h - mipmap->h) * ratio + mipmap->h + 0.5);
}
if (!size->width && src->w)