From 09629f092f97c059a34b1d7043819dd59e5ffd4c Mon Sep 17 00:00:00 2001
From: mazmazz <mar.marcoz@outlook.com>
Date: Wed, 19 Dec 2018 10:33:13 -0500
Subject: [PATCH] Ifdef nextFrame handling under USE_MODEL_NEXTFRAME

---
 src/hardware/hw_defs.h | 3 +++
 src/hardware/hw_md2.c  | 2 ++
 2 files changed, 5 insertions(+)

diff --git a/src/hardware/hw_defs.h b/src/hardware/hw_defs.h
index fc6ae348..04f63af7 100644
--- a/src/hardware/hw_defs.h
+++ b/src/hardware/hw_defs.h
@@ -106,6 +106,9 @@ typedef struct
 #define USE_FTRANSFORM_ANGLEZ
 #define USE_FTRANSFORM_MIRROR
 
+// Vanilla features
+#define USE_MODEL_NEXTFRAME
+
 typedef struct
 {
 	FLOAT       x,y,z;           // position
diff --git a/src/hardware/hw_md2.c b/src/hardware/hw_md2.c
index f58de224..33cd8b8a 100644
--- a/src/hardware/hw_md2.c
+++ b/src/hardware/hw_md2.c
@@ -1000,6 +1000,7 @@ void HWR_DrawMD2(gr_vissprite_t *spr)
 		//FIXME: this is not yet correct
 		frame = (spr->mobj->frame & FF_FRAMEMASK) % md2->model->meshes[0].numFrames;
 
+#ifdef USE_MODEL_NEXTFRAME
 		if (cv_grmd2.value == 1 && tics <= durs)
 		{
 			// frames are handled differently for states with FF_ANIMATE, so get the next frame differently for the interpolation
@@ -1021,6 +1022,7 @@ void HWR_DrawMD2(gr_vissprite_t *spr)
 				}
 			}
 		}
+#endif
 
 		//Hurdler: it seems there is still a small problem with mobj angle
 		p.x = FIXED_TO_FLOAT(spr->mobj->x);