From 3581d06012de1eda92ae4b7ea49c3698244bef1c Mon Sep 17 00:00:00 2001
From: Jaime Ita Passos <jp6781615@gmail.com>
Date: Fri, 8 Apr 2022 16:01:41 -0300
Subject: [PATCH] Fix frame blend flags not working with 3D models
---
src/hardware/hw_md2.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/src/hardware/hw_md2.c b/src/hardware/hw_md2.c
index d546e2f7f..e765656ca 100644
--- a/src/hardware/hw_md2.c
+++ b/src/hardware/hw_md2.c
@@ -1346,12 +1346,18 @@ boolean HWR_DrawModel(gl_vissprite_t *spr)
//if (tics > durs)
//durs = tics;
+ INT32 blendmode;
+ if (spr->mobj->frame & FF_BLENDMASK)
+ blendmode = ((spr->mobj->frame & FF_BLENDMASK) >> FF_BLENDSHIFT) + 1;
+ else
+ blendmode = spr->mobj->blendmode;
+
if (spr->mobj->frame & FF_TRANSMASK)
- Surf.PolyFlags = HWR_SurfaceBlend(spr->mobj->blendmode, (spr->mobj->frame & FF_TRANSMASK)>>FF_TRANSSHIFT, &Surf);
+ Surf.PolyFlags = HWR_SurfaceBlend(blendmode, (spr->mobj->frame & FF_TRANSMASK)>>FF_TRANSSHIFT, &Surf);
else
{
Surf.PolyColor.s.alpha = (spr->mobj->flags2 & MF2_SHADOW) ? 0x40 : 0xff;
- Surf.PolyFlags = HWR_GetBlendModeFlag(spr->mobj->blendmode);
+ Surf.PolyFlags = HWR_GetBlendModeFlag(blendmode);
}
// don't forget to enable the depth test because we can't do this
--
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