OrdinaryMagician/vkdoom_m
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- Added +SPRITEFLIP which reverses a sprite's left-rightness.

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This commit is contained in:
Rachael Alexanderson 2017-05-03 13:47:27 -04:00 • committed by Christoph Oelckers
commit 2acb485121
6 changed files with 19 additions and 4 deletions
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12
src/r_data/sprites.cpp
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@ -64,7 +64,7 @@ PalEntry OtherGameSkinPalette[256];
//
//===========================================================================
FTextureID spritedef_t::GetSpriteFrame(int frame, int rot, DAngle ang, bool *mirror)
FTextureID spritedef_t::GetSpriteFrame(int frame, int rot, DAngle ang, bool *mirror, bool flipagain)
{
if ((unsigned)frame >= numframes)
{
@ -77,10 +77,18 @@ FTextureID spritedef_t::GetSpriteFrame(int frame, int rot, DAngle ang, bool *mir
spriteframe_t *sprframe = &SpriteFrames[spriteframes + frame];
if (rot == -1)
{
if (sprframe->Texture[0] == sprframe->Texture[1])
if ((sprframe->Texture[0] == sprframe->Texture[1]) && flipagain)
{
rot = (360.0 - ang + 45.0 / 2 * 9).BAMs() >> 28;
}
else if (sprframe->Texture[0] == sprframe->Texture[1])
{
rot = (ang + 45.0 / 2 * 9).BAMs() >> 28;
}
else if (flipagain)
{
rot = (360.0 - ang + (45.0 / 2 * 9 - 180.0 / 16)).BAMs() >> 28;
}
else
{
rot = (ang + (45.0 / 2 * 9 - 180.0 / 16)).BAMs() >> 28;