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Added FLIPX support for single patch textures with holes 

This completes FLIPX/FLIPY support for all textures
This commit is contained in:
Monster Iestyn 2016-12-01 22:37:33 +00:00
parent 52a84cf309
commit 84f3102ad0
1 changed files with 8 additions and 0 deletions
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8
src/r_data.c
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@ -289,6 +289,14 @@ static UINT8 *R_GenerateTexture(size_t texnum)
colofs = (UINT32 *)(void *)(block + 8);
texturecolumnofs[texnum] = colofs;
blocktex = block;
if (patch->flip & 1) // flip the patch horizontally
{
UINT32 *realcolofs = (UINT32 *)realpatch->columnofs;
for (x = 0; x < texture->width; x++)
colofs[x] = realcolofs[texture->width-1-x]; // swap with the offset of the other side of the texture
}
// we can't as easily flip the patch vertically sadly though,
// we have wait until the texture itself is drawn to do that
for (x = 0; x < texture->width; x++)
colofs[x] = LONG(LONG(colofs[x]) + 3);
goto done;