add some cleanup to lights example

skeleton/skeleton.cpp

@@ -71,6 +71,25 @@ CameraCreate(int32 width, int32 height, bool32 z)
 	return cam;
 }
 
+void
+CameraDestroy(rw::Camera *cam)
+{
+	if(cam->frameBuffer){
+		cam->frameBuffer->destroy();
+		cam->frameBuffer = nil;
+	}
+	if(cam->zBuffer){
+		cam->zBuffer->destroy();
+		cam->zBuffer = nil;
+	}
+	rw::Frame *frame = cam->getFrame();
+	if(frame){
+		cam->setFrame(nil);
+		frame->destroy();
+	}
+	cam->destroy();
+}
+
 void
 CameraSize(Camera *cam, Rect *r)
 {

skeleton/skeleton.h

@@ -103,6 +103,7 @@ extern Args args;
 bool InitRW(void);
 void TerminateRW(void);
 Camera *CameraCreate(int32 width, int32 height, bool32 z);
+void CameraDestroy(rw::Camera *cam);
 void CameraSize(Camera *cam, Rect *r);
 void SetMousePosition(int x, int y);
 EventStatus EventHandler(Event e, void *param);

tools/lights/lights.cpp

@@ -100,10 +100,33 @@ CreateSpotSoftLight(void)
 	return light;
 }
 
+void
+DestroyLight(rw::Light **light)
+{
+	if(*light == nil)
+		return;
+	rw::World *world = (*light)->world;
+	if(world)
+		world->removeLight(*light);
+	rw::Frame *frame = (*light)->getFrame();
+	if(frame){
+		(*light)->setFrame(nil);
+		frame->destroy();
+	}
+
+	(*light)->destroy();
+	*light = nil;
+}
+
 void
 LightsDestroy(void)
 {
-	// TODO
+	DestroyLight(&SpotSoftLight);
+	DestroyLight(&SpotLight);
+	DestroyLight(&PointLight);
+	DestroyLight(&DirectLight);
+	DestroyLight(&AmbientLight);
+	DestroyLight(&BaseAmbientLight);
 }
 
 void

tools/lights/lights.h

@@ -28,6 +28,7 @@ rw::Light *CreatePointLight(void);
 rw::Light *CreateSpotLight(void);
 rw::Light *CreateSpotSoftLight(void);
 
+void LightsDestroy(void);
 void LightsUpdate(void);
 void DrawCurrentLight(void);
 

tools/lights/main.cpp

@@ -166,6 +166,31 @@ Initialize3D(void)
 	return true;
 }
 
+void
+Terminate3D(void)
+{
+	FORLIST(lnk, World->clumps){
+		rw::Clump *clump = rw::Clump::fromWorld(lnk);
+		World->removeClump(clump);
+		clump->destroy();
+	}
+
+	if(Camera){
+		World->removeCamera(Camera);
+		sk::CameraDestroy(Camera);
+		Camera = nil;
+	}
+
+	LightsDestroy();
+
+	if(World){
+		World->destroy();
+		World = nil;
+	}
+
+	sk::TerminateRW();
+}
+
 bool
 attachPlugins(void)
 {
@@ -327,6 +352,9 @@ AppEventHandler(sk::Event e, void *param)
 		return EVENTPROCESSED;
 	case RWINITIALIZE:
 		return Initialize3D() ? EVENTPROCESSED : EVENTERROR;
+	case RWTERMINATE:
+		Terminate3D();
+		return EVENTPROCESSED;
 	case PLUGINATTACH:
 		return attachPlugins() ? EVENTPROCESSED : EVENTERROR;
 	case KEYDOWN: