Added ParticleSystem:isPaused (issue #623) and removed ParticleSystem:isEmpty/isFull (issue #621)

src/modules/graphics/opengl/ParticleSystem.cpp

@@ -573,6 +573,11 @@ bool ParticleSystem::isActive() const
 	return active;
 }
 
+bool ParticleSystem::isPaused() const
+{
+	return !active && life < lifetime;
+}
+
 bool ParticleSystem::isEmpty() const
 {
 	return pStart == pLast;

src/modules/graphics/opengl/ParticleSystem.h

@@ -468,6 +468,11 @@ public:
 	 **/
 	bool isActive() const;
 
+	/**
+	 * Returns whether the particle emitter is paused.
+	 **/
+	bool isPaused() const;
+
 	/**
 	 * Returns whether the particle system is empty of particles or not.
 	 **/

src/modules/graphics/opengl/wrap_ParticleSystem.cpp

@@ -579,17 +579,10 @@ int w_ParticleSystem_isActive(lua_State *L)
 	return 1;
 }
 
-int w_ParticleSystem_isEmpty(lua_State *L)
+int w_ParticleSystem_isPaused(lua_State *L)
 {
 	ParticleSystem *t = luax_checkparticlesystem(L, 1);
-	luax_pushboolean(L, t->isEmpty());
-	return 1;
-}
-
-int w_ParticleSystem_isFull(lua_State *L)
-{
-	ParticleSystem *t = luax_checkparticlesystem(L, 1);
-	luax_pushboolean(L, t->isFull());
+	luax_pushboolean(L, t->isPaused());
 	return 1;
 }
 
@@ -654,8 +647,7 @@ static const luaL_Reg functions[] =
 	{ "reset", w_ParticleSystem_reset },
 	{ "emit", w_ParticleSystem_emit },
 	{ "isActive", w_ParticleSystem_isActive },
-	{ "isEmpty", w_ParticleSystem_isEmpty },
-	{ "isFull", w_ParticleSystem_isFull },
+	{ "isPaused", w_ParticleSystem_isPaused },
 	{ "update", w_ParticleSystem_update },
 	{ 0, 0 }
 };

src/modules/graphics/opengl/wrap_ParticleSystem.h

@@ -85,8 +85,7 @@ int w_ParticleSystem_pause(lua_State *L);
 int w_ParticleSystem_reset(lua_State *L);
 int w_ParticleSystem_emit(lua_State *L);
 int w_ParticleSystem_isActive(lua_State *L);
-int w_ParticleSystem_isEmpty(lua_State *L);
-int w_ParticleSystem_isFull(lua_State *L);
+int w_ParticleSystem_isPaused(lua_State *L);
 int w_ParticleSystem_update(lua_State *L);
 extern "C" int luaopen_particlesystem(lua_State *L);