viewer#2113 Optional disable eyes/head follow cursor/lookat

Intended for photography, but there is curently no nice way to present
it so it's in debug options until we get some critical mass of features
that can be collected into a single whole.

1 files changed, 19 insertions, 2 deletions

diff --git a/indra/newview/llhudeffectlookat.cpp b/indra/newview/llhudeffectlookat.cpp
index c8b7e00776..d0d2ee191a 100644
--- a/indra/newview/llhudeffectlookat.cpp
+++ b/indra/newview/llhudeffectlookat.cpp
@@ -36,6 +36,7 @@
 #include "llvoavatar.h"
 #include "lldrawable.h"
 #include "llviewerobjectlist.h"
+#include "llviewercontrol.h"
 #include "llrendersphere.h"
 #include "llselectmgr.h"
 #include "llglheaders.h"
@@ -561,8 +562,16 @@ void LLHUDEffectLookAt::update()
     {
         if (calcTargetPosition())
         {
+            static LLCachedControl<bool> disable_look_at(gSavedSettings, "DisableLookAtAnimation", true);
             LLMotion* head_motion = ((LLVOAvatar*)(LLViewerObject*)mSourceObject)->findMotion(ANIM_AGENT_HEAD_ROT);
-            if (!head_motion || head_motion->isStopped())
+            if (disable_look_at())
+            {
+                if (head_motion)
+                {
+                    ((LLVOAvatar*)(LLViewerObject*)mSourceObject)->stopMotion(ANIM_AGENT_HEAD_ROT);
+                }
+            }
+            else if (!head_motion || head_motion->isStopped())
             {
                 ((LLVOAvatar*)(LLViewerObject*)mSourceObject)->startMotion(ANIM_AGENT_HEAD_ROT);
             }
@@ -665,7 +674,15 @@ bool LLHUDEffectLookAt::calcTargetPosition()
     if (!mTargetPos.isFinite())
         return false;
 
-    source_avatar->setAnimationData("LookAtPoint", (void *)&mTargetPos);
+    static LLCachedControl<bool> disable_look_at(gSavedSettings, "DisableLookAtAnimation", true);
+    if (disable_look_at())
+    {
+        source_avatar->removeAnimationData("LookAtPoint");
+    }
+    else
+    {
+        source_avatar->setAnimationData("LookAtPoint", (void*)&mTargetPos);
+    }
 
     return true;
 }