From 0a55fe0219b60b549c1d8c5e29e37d1f49f92917 Mon Sep 17 00:00:00 2001
From: gugus <gus_512@hotmail.com>
Date: Mon, 23 Jan 2012 21:49:51 +0100
Subject: [PATCH 1/2] Fixed NPC activation. Might require some more work when
 NPC physic will be used. Note: some NPC seems to be smaller than other, but
 for now, the capsule shae size is the same for every NPC

---
 bullet/physic.cpp | 16 +++++++++-------
 bullet/physic.hpp |  2 ++
 2 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/bullet/physic.cpp b/bullet/physic.cpp
index 8cf7b8eb6..8fa54a9e6 100644
--- a/bullet/physic.cpp
+++ b/bullet/physic.cpp
@@ -34,8 +34,8 @@ namespace Physic
         externalGhostObject = new PairCachingGhostObject(name);
         externalGhostObject->setWorldTransform( transform );
 
-        btScalar externalCapsuleHeight = 130;
-        btScalar externalCapsuleWidth = 16;
+        btScalar externalCapsuleHeight = 120;
+        btScalar externalCapsuleWidth = 19;
 
         externalCollisionShape = new btCapsuleShapeZ( externalCapsuleWidth,  externalCapsuleHeight );
         externalCollisionShape->setMargin( 0.1 );
@@ -47,8 +47,8 @@ namespace Physic
         internalGhostObject = new PairCachingGhostObject(name);
         internalGhostObject->setWorldTransform( transform );
         //internalGhostObject->getBroadphaseHandle()->s
-        btScalar internalCapsuleHeight =  120;
-        btScalar internalCapsuleWidth =  15;
+        btScalar internalCapsuleHeight =  110;
+        btScalar internalCapsuleWidth =  17;
 
         internalCollisionShape = new btCapsuleShapeZ( internalCapsuleWidth, internalCapsuleHeight );
         internalCollisionShape->setMargin( 0.1 );
@@ -62,6 +62,8 @@ namespace Physic
 
         mCharacter->mCollision = false;
         setGravity(0);
+
+        mTranslation = btVector3(0,0,70);
     }
 
     PhysicActor::~PhysicActor()
@@ -113,7 +115,7 @@ namespace Physic
 
     btVector3 PhysicActor::getPosition(void)
     {
-        return internalGhostObject->getWorldTransform().getOrigin();
+        return internalGhostObject->getWorldTransform().getOrigin() -mTranslation;
     }
 
     btQuaternion PhysicActor::getRotation(void)
@@ -123,8 +125,8 @@ namespace Physic
 
     void PhysicActor::setPosition(const btVector3& pos)
     {
-        internalGhostObject->getWorldTransform().setOrigin(pos);
-        externalGhostObject->getWorldTransform().setOrigin(pos);
+        internalGhostObject->getWorldTransform().setOrigin(pos+mTranslation);
+        externalGhostObject->getWorldTransform().setOrigin(pos+mTranslation);
     }
 
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
diff --git a/bullet/physic.hpp b/bullet/physic.hpp
index d4dfde467..9f554dd0e 100644
--- a/bullet/physic.hpp
+++ b/bullet/physic.hpp
@@ -89,6 +89,8 @@ namespace Physic
         btCollisionShape* externalCollisionShape;
 
         std::string mName;
+
+        btVector3 mTranslation;
     };
 
     /**

From 6c15aec5e4c791c01030ea3b6d3e8352a8577a61 Mon Sep 17 00:00:00 2001
From: gugus <gus_512@hotmail.com>
Date: Mon, 23 Jan 2012 22:16:08 +0100
Subject: [PATCH 2/2] added some comments

---
 bullet/physic.hpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/bullet/physic.hpp b/bullet/physic.hpp
index 9f554dd0e..750761965 100644
--- a/bullet/physic.hpp
+++ b/bullet/physic.hpp
@@ -90,6 +90,10 @@ namespace Physic
 
         std::string mName;
 
+        /**
+        *NPC scenenode is located on there feet, and you can't simply translate a btShape, so this vector is used
+        *each time get/setposition is called.
+        */
         btVector3 mTranslation;
     };