added getCamera()

git-svn-id: svn://anubis/anaglym/trunk@117 99a6e188-d820-4881-8870-2d33a10e2619

Engine.cc

@@ -257,6 +257,20 @@ int Engine::setCamera(lua_State * L)
     return 0;
 }
 
+int Engine::getCamera(lua_State * L)
+{
+    lua_pushnumber(L, m_eye[0]);
+    lua_pushnumber(L, m_eye[1]);
+    lua_pushnumber(L, m_eye[2]);
+    lua_pushnumber(L, m_center[0]);
+    lua_pushnumber(L, m_center[1]);
+    lua_pushnumber(L, m_center[2]);
+    lua_pushnumber(L, m_up[0]);
+    lua_pushnumber(L, m_up[1]);
+    lua_pushnumber(L, m_up[2]);
+    return 9;
+}
+
 int Engine::registerEventHandler(lua_State * L)
 {
     int argc = lua_gettop(L);

Engine.h

@@ -109,6 +109,7 @@ class Engine
 
         /* lua services */
         int setCamera(lua_State * L);
+        int getCamera(lua_State * L);
         int registerEventHandler(lua_State * L);
         int clearEventHandler(lua_State * L);
 

ag.cc

@@ -29,6 +29,7 @@ namespace ag
             { "startFrame", startFrame },
             { "endFrame", endFrame },
             { "setCamera", setCamera },
+            { "getCamera", getCamera },
             { "elapsedTime", elapsedTime },
             { "doPhysics", doPhysics },
             { "drawObjects", drawObjects },
@@ -208,6 +209,11 @@ namespace ag
         return g_engine->setCamera(L);
     }
 
+    int getCamera(lua_State * L)
+    {
+        return g_engine->getCamera(L);
+    }
+
     int elapsedTime(lua_State * L)
     {
         lua_pushinteger(L, SDL_GetTicks());

ag.h

@@ -15,6 +15,7 @@ namespace ag
     int startFrame(lua_State * L);
     int endFrame(lua_State * L);
     int setCamera(lua_State * L);
+    int getCamera(lua_State * L);
     int elapsedTime(lua_State * L);
     int doPhysics(lua_State * L);
     int drawObjects(lua_State * L);