From 221d9699f67dfe642755135a7e3c153cbccecca8 Mon Sep 17 00:00:00 2001
From: Bill Meltsner <bill@meltsner.com>
Date: Sat, 24 Sep 2011 17:12:45 -0400
Subject: [PATCH] Add Body:getFilterList

--HG--
branch : box2d-update
---
 src/modules/physics/box2d/Body.cpp      | 15 +++++++++++++++
 src/modules/physics/box2d/Body.h        |  7 +++++++
 src/modules/physics/box2d/wrap_Body.cpp |  8 ++++++++
 src/modules/physics/box2d/wrap_Body.h   |  1 +
 4 files changed, 31 insertions(+)

diff --git a/src/modules/physics/box2d/Body.cpp b/src/modules/physics/box2d/Body.cpp
index a5cba16ca..7f4786676 100644
--- a/src/modules/physics/box2d/Body.cpp
+++ b/src/modules/physics/box2d/Body.cpp
@@ -394,6 +394,21 @@ namespace box2d
 	{
 		return world;
 	}
+	
+	int Body::getFixtureList(lua_State * L) const
+	{
+		lua_newtable(L);
+		b2Fixture * f = body->GetFixtureList();
+		int i = 1;
+		do {
+			if (!f) break;
+			Fixture * fixture = (Fixture *)Memoizer::find(f);
+			if (!fixture) throw love::Exception("A fixture has escaped Memoizer!");
+			luax_newtype(L, "Fixture", PHYSICS_FIXTURE_T, (void*)fixture);
+			lua_rawseti(L, -1, i);
+		} while ((f = f->GetNext()));
+		return 1;
+	}
 
 	b2Vec2 Body::getVector(lua_State * L)
 	{
diff --git a/src/modules/physics/box2d/Body.h b/src/modules/physics/box2d/Body.h
index 07c181365..f5b457bab 100644
--- a/src/modules/physics/box2d/Body.h
+++ b/src/modules/physics/box2d/Body.h
@@ -378,6 +378,13 @@ namespace box2d
 		* Get the World this Body resides in.
 		*/
 		World * getWorld() const;
+		
+		/**
+		* Get an array of all the Fixtures attached to this Body.
+		* @return An array of Fixtures.
+		**/
+		int getFixtureList(lua_State * L) const;
+		
 	private:
 
 		/**
diff --git a/src/modules/physics/box2d/wrap_Body.cpp b/src/modules/physics/box2d/wrap_Body.cpp
index 909f5e429..2e0413091 100644
--- a/src/modules/physics/box2d/wrap_Body.cpp
+++ b/src/modules/physics/box2d/wrap_Body.cpp
@@ -499,6 +499,13 @@ namespace box2d
 		luax_pushboolean(L, b);
 		return 1;
 	}
+	
+	int w_Body_getFixtureList(lua_State * L)
+	{
+		Body * t = luax_checkbody(L, 1);
+		lua_remove(L, 1);
+		return t->getFixtureList(L);
+	}
 
 	int w_Body_destroy(lua_State * L)
 	{
@@ -561,6 +568,7 @@ namespace box2d
 		{ "setAwake", w_Body_setAwake },
 		{ "setFixedRotation", w_Body_setFixedRotation },
 		{ "isFixedRotation", w_Body_isFixedRotation },
+		{ "getFixtureList", w_Body_getFixtureList },
 		{ "destroy", w_Body_destroy },
 		{ 0, 0 }
 	};
diff --git a/src/modules/physics/box2d/wrap_Body.h b/src/modules/physics/box2d/wrap_Body.h
index e7a8fe6e2..2d5ac84b6 100644
--- a/src/modules/physics/box2d/wrap_Body.h
+++ b/src/modules/physics/box2d/wrap_Body.h
@@ -82,6 +82,7 @@ namespace box2d
 	int w_Body_setAwake(lua_State * L);
 	int w_Body_setFixedRotation(lua_State * L);
 	int w_Body_isFixedRotation(lua_State * L);
+	int w_Body_getFixtureList(lua_State * L);
 	int w_Body_destroy(lua_State * L);
 	int luaopen_body(lua_State * L);