From 248376950040b42de585554971ec5a8b161a9b77 Mon Sep 17 00:00:00 2001
From: David Rose <david@ddrose.com>
Date: Mon, 17 Jan 2005 05:55:43 +0000
Subject: [PATCH] add missing basic operators to quaternion

---
 panda/src/linmath/lquaternion_src.I | 40 +++++++++++++++++++++++++++++
 panda/src/linmath/lquaternion_src.h |  8 ++++++
 2 files changed, 48 insertions(+)

diff --git a/panda/src/linmath/lquaternion_src.I b/panda/src/linmath/lquaternion_src.I
index 891bf52743..cd6ea4a21e 100644
--- a/panda/src/linmath/lquaternion_src.I
+++ b/panda/src/linmath/lquaternion_src.I
@@ -86,6 +86,46 @@ operator - () const {
   return FLOATNAME(LVecBase4)::operator - ();
 }
 
+////////////////////////////////////////////////////////////////////
+//     Function: LQuaternion::quaternion + quaternion
+//       Access: Public
+//  Description:
+////////////////////////////////////////////////////////////////////
+INLINE_LINMATH FLOATNAME(LQuaternion) FLOATNAME(LQuaternion)::
+operator + (const FLOATNAME(LQuaternion) &other) const {
+  return FLOATNAME(LVecBase4)::operator + (other);
+}
+
+////////////////////////////////////////////////////////////////////
+//     Function: LQuaternion::quaternion - quaternion
+//       Access: Public
+//  Description:
+////////////////////////////////////////////////////////////////////
+INLINE_LINMATH FLOATNAME(LQuaternion) FLOATNAME(LQuaternion)::
+operator - (const FLOATNAME(LQuaternion) &other) const {
+  return FLOATNAME(LVecBase4)::operator - (other);
+}
+
+////////////////////////////////////////////////////////////////////
+//     Function: LQuaternion::quaternion * scalar
+//       Access: Public
+//  Description:
+////////////////////////////////////////////////////////////////////
+INLINE_LINMATH FLOATNAME(LQuaternion) FLOATNAME(LQuaternion)::
+operator * (FLOATTYPE scalar) const {
+  return FLOATNAME(LVecBase4)::operator * (scalar);
+}
+
+////////////////////////////////////////////////////////////////////
+//     Function: LQuaternion::quaternion / scalar
+//       Access: Public
+//  Description:
+////////////////////////////////////////////////////////////////////
+INLINE_LINMATH FLOATNAME(LQuaternion) FLOATNAME(LQuaternion)::
+operator / (FLOATTYPE scalar) const {
+  return FLOATNAME(LVecBase4)::operator / (scalar);
+}
+
 ////////////////////////////////////////////////////////////////////
 //     Function: LQuaternion::Multiply Operator
 //       Access: public
diff --git a/panda/src/linmath/lquaternion_src.h b/panda/src/linmath/lquaternion_src.h
index b7388513e7..34e678bf33 100644
--- a/panda/src/linmath/lquaternion_src.h
+++ b/panda/src/linmath/lquaternion_src.h
@@ -36,6 +36,14 @@ PUBLISHED:
 
   INLINE_LINMATH FLOATNAME(LQuaternion) operator - () const;
 
+  INLINE_LINMATH FLOATNAME(LQuaternion)
+  operator + (const FLOATNAME(LQuaternion) &other) const;
+  INLINE_LINMATH FLOATNAME(LQuaternion)
+  operator - (const FLOATNAME(LQuaternion) &other) const;
+
+  INLINE_LINMATH FLOATNAME(LQuaternion) operator * (FLOATTYPE scalar) const;
+  INLINE_LINMATH FLOATNAME(LQuaternion) operator / (FLOATTYPE scalar) const;
+
   INLINE_LINMATH FLOATNAME(LQuaternion) operator *(const FLOATNAME(LQuaternion) &) const;
   INLINE_LINMATH FLOATNAME(LQuaternion)& operator *=(const FLOATNAME(LQuaternion) &);