From 1377afe41431f06ee0efd4b6ad614cf6acc240d5 Mon Sep 17 00:00:00 2001
From: hendricks266 <hendricks266@1a8010ca-5511-0410-912e-c29ae57300e0>
Date: Wed, 29 Nov 2017 07:29:04 +0000
Subject: [PATCH] CON: Add EVENT_PRECUTSCENE.

Used with startcutscene. RETURN sets the frame of an ANM before it is rendered.

Patch from Fox.

git-svn-id: https://svn.eduke32.com/eduke32@6506 1a8010ca-5511-0410-912e-c29ae57300e0
---
 source/duke3d/src/anim.cpp      | 4 ++++
 source/duke3d/src/events_defs.h | 1 +
 source/duke3d/src/gamedef.cpp   | 1 +
 3 files changed, 6 insertions(+)

diff --git a/source/duke3d/src/anim.cpp b/source/duke3d/src/anim.cpp
index 26f0af39f..849e88203 100644
--- a/source/duke3d/src/anim.cpp
+++ b/source/duke3d/src/anim.cpp
@@ -323,6 +323,8 @@ int32_t Anim_Play(const char *fn)
             if (!pic)
                 break;  // no more pics!
 
+            VM_OnEventWithReturn(EVENT_PRECUTSCENE, -1, myconnectindex, framenum);
+
             animvpx_render_frame(&codec);
 
             VM_OnEventWithReturn(EVENT_CUTSCENE, -1, myconnectindex, framenum);
@@ -466,6 +468,8 @@ int32_t Anim_Play(const char *fn)
         if (totalclock < ototalclock - 1)
             continue;
 
+        i = VM_OnEventWithReturn(EVENT_PRECUTSCENE, -1, myconnectindex, i);
+
         waloff[TILE_ANIM] = (intptr_t)ANIM_DrawFrame(i);
         invalidatetile(TILE_ANIM, 0, 1 << 4);  // JBF 20031228
 
diff --git a/source/duke3d/src/events_defs.h b/source/duke3d/src/events_defs.h
index e5bcc5e4b..e341318d6 100644
--- a/source/duke3d/src/events_defs.h
+++ b/source/duke3d/src/events_defs.h
@@ -125,6 +125,7 @@ enum GameEvent_t {
     EVENT_DISPLAYOVERHEADMAPTEXT,
     EVENT_PRELOADGAME,
     EVENT_POSTSAVEGAME,
+    EVENT_PRECUTSCENE,
 #ifdef LUNATIC
     EVENT_ANIMATEALLSPRITES,
 #endif
diff --git a/source/duke3d/src/gamedef.cpp b/source/duke3d/src/gamedef.cpp
index baf4c06c3..55fa84ce5 100644
--- a/source/duke3d/src/gamedef.cpp
+++ b/source/duke3d/src/gamedef.cpp
@@ -719,6 +719,7 @@ const char *EventNames[MAXEVENTS] =
     "EVENT_DISPLAYOVERHEADMAPTEXT",
     "EVENT_PRELOADGAME",
     "EVENT_POSTSAVEGAME",
+    "EVENT_PRECUTSCENE",
 #ifdef LUNATIC
     "EVENT_ANIMATEALLSPRITES",
 #endif