From 05858c0c22c8b408a5d9d13eca4e6939ffee4df5 Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop+git@gmail.com>
Date: Thu, 1 Oct 2009 03:38:39 +0000
Subject: [PATCH] filled in Engine::Object::{get,set}Position()

git-svn-id: svn://anubis/anaglym/trunk@44 99a6e188-d820-4881-8870-2d33a10e2619
---
 ag.cc      |  9 ++++++++-
 anaglym.cc | 19 +++++++++++++++++++
 anaglym.h  |  2 ++
 3 files changed, 29 insertions(+), 1 deletion(-)

diff --git a/ag.cc b/ag.cc
index 86106ae..d2e52b1 100644
--- a/ag.cc
+++ b/ag.cc
@@ -246,6 +246,7 @@ namespace ag
                             position[i] = lua_tonumber(L, i + 2);
                         }
                     }
+                    obj->setPosition(position[0], position[1], position[2]);
                 }
             }
 
@@ -260,9 +261,15 @@ namespace ag
                 Engine::Object * obj = getObject(L, 1);
                 if (obj != NULL)
                 {
+                    double x, y, z;
+                    obj->getPosition(&x, &y, &z);
+                    lua_pushnumber(L, x);
+                    lua_pushnumber(L, y);
+                    lua_pushnumber(L, z);
+                    return 3;
                 }
             }
-            return 3;
+            return 0;
         }
     }
 }
diff --git a/anaglym.cc b/anaglym.cc
index 04546b1..639762b 100644
--- a/anaglym.cc
+++ b/anaglym.cc
@@ -239,3 +239,22 @@ void Engine::Object::loadPhy(const std::string & path, bool static_data)
 {
     geoms = g_engine->m_world.loadPhy(path, &body, static_data);
 }
+
+void Engine::Object::setPosition(double x, double y, double z)
+{
+    if (body != 0)
+    {
+        dBodySetPosition(body, x, y, z);
+    }
+}
+
+void Engine::Object::getPosition(double * x, double * y, double * z)
+{
+    if (body != 0)
+    {
+        const dReal * pos = dBodyGetPosition(body);
+        *x = pos[0];
+        *y = pos[1];
+        *z = pos[2];
+    }
+}
diff --git a/anaglym.h b/anaglym.h
index 2c77364..be603b3 100644
--- a/anaglym.h
+++ b/anaglym.h
@@ -26,6 +26,8 @@ class Engine
                 void draw() { glCallList(display_list); }
                 void loadPhy(const std::string & path,
                         bool static_data = false);
+                void setPosition(double x, double y, double z);
+                void getPosition(double * x, double * y, double * z);
         };
 
         Engine();