From a235db919a40a04779bd5b0a39a9a5b73632e343 Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop+git@gmail.com>
Date: Tue, 20 Oct 2009 23:20:41 +0000
Subject: [PATCH] added getCamera()

git-svn-id: svn://anubis/anaglym/trunk@117 99a6e188-d820-4881-8870-2d33a10e2619
---
 Engine.cc | 14 ++++++++++++++
 Engine.h  |  1 +
 ag.cc     |  6 ++++++
 ag.h      |  1 +
 4 files changed, 22 insertions(+)

diff --git a/Engine.cc b/Engine.cc
index 4933cc6..aeb0d86 100644
--- a/Engine.cc
+++ b/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);
diff --git a/Engine.h b/Engine.h
index 4ee07d2..638c0c2 100644
--- a/Engine.h
+++ b/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);
 
diff --git a/ag.cc b/ag.cc
index e59b0bc..fb1de98 100644
--- a/ag.cc
+++ b/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());
diff --git a/ag.h b/ag.h
index 0c26af3..c4b5c85 100644
--- a/ag.h
+++ b/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);