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d3dx9: Improve the scoring for fallback formats.

This commit is contained in:
Matteo Bruni 2014-11-10 18:56:14 +01:00 committed by Alexandre Julliard
parent 1569698d9e
commit beb72c91af
1 changed files with 3 additions and 2 deletions
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5
dlls/d3dx9_36/texture.c
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@ -302,12 +302,13 @@ HRESULT WINAPI D3DXCheckTextureRequirements(struct IDirect3DDevice9 *device, UIN
/* This format can be used, let's evaluate it. /* This format can be used, let's evaluate it.
Weights chosen quite arbitrarily... */ Weights chosen quite arbitrarily... */
score = 16 - 4 * (curchannels - channels); score = 512 * (curfmt->type == fmt->type);
score -= 32 * (curchannels - channels);
for (j = 0; j < 4; j++) for (j = 0; j < 4; j++)
{ {
int diff = curfmt->bits[j] - fmt->bits[j]; int diff = curfmt->bits[j] - fmt->bits[j];
score += 16 - (diff < 0 ? -diff * 4 : diff); score -= (diff < 0 ? -diff * 8 : diff) * (j == 0 ? 1 : 2);
} }
if (score > bestscore) if (score > bestscore)