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Fix GetTextureUsed

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This commit is contained in:
Jaime Passos 2020-01-03 23:01:12 -03:00
parent 6d754821fb
commit d93adbacbb
1 changed files with 19 additions and 3 deletions
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22
src/hardware/r_opengl/r_opengl.c
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@ -2275,14 +2275,30 @@ EXPORT void HWRAPI(SetTransform) (FTransform *stransform)
EXPORT INT32 HWRAPI(GetTextureUsed) (void) EXPORT INT32 HWRAPI(GetTextureUsed) (void)
{ {
FTextureInfo* tmp = gr_cachehead; FTextureInfo *tmp = gr_cachehead;
INT32 res = 0; INT32 res = 0;
while (tmp) while (tmp)
{ {
res += tmp->height*tmp->width*(screen_depth/8); // Figure out the correct bytes-per-pixel for this texture
// I don't know which one the game actually _uses_ but this
// follows format2bpp in hw_cache.c
int bpp = 1;
int format = tmp->grInfo.format;
if (format == GR_RGBA)
bpp = 4;
else if (format == GR_TEXFMT_RGB_565
|| format == GR_TEXFMT_ARGB_1555
|| format == GR_TEXFMT_ARGB_4444
|| format == GR_TEXFMT_ALPHA_INTENSITY_88
|| format == GR_TEXFMT_AP_88)
bpp = 2;
// Add it up!
res += tmp->height*tmp->width*bpp;
tmp = tmp->nextmipmap; tmp = tmp->nextmipmap;
} }
return res; return res;
} }