Unload functions clear object to 0 so they would not be ready in Is*Ready.

src/audio.c

@@ -212,6 +212,7 @@ int laudioUnloadWave( lua_State* L ) {
 	Wave* wave = uluaGetWave( L, 1 );
 
 	UnloadWave( *wave );
+	memset( wave, 0, sizeof( Wave ) );
 
 	return 0;
 }
@@ -225,6 +226,7 @@ int laudioUnloadSound( lua_State* L ) {
 	Sound* sound = uluaGetSound( L, 1 );
 
 	UnloadSound( *sound );
+	memset( sound, 0, sizeof( Sound ) );
 
 	return 0;
 }
@@ -238,6 +240,7 @@ int laudioUnloadSoundAlias( lua_State* L ) {
 	Sound* alias = uluaGetSound( L, 1 );
 
 	UnloadSoundAlias( *alias );
+	memset( alias, 0, sizeof( Sound ) );
 
 	return 0;
 }
@@ -517,6 +520,7 @@ int laudioUnloadMusicStream( lua_State* L ) {
 	Music* music = uluaGetMusic( L, 1 );
 
 	UnloadMusicStream( *music );
+	memset( music, 0, sizeof( Music ) );
 
 	return 0;
 }

src/core.c

@@ -1106,6 +1106,7 @@ int lcoreUnloadShader( lua_State* L ) {
 	Shader* shader = uluaGetShader( L, 1 );
 
 	UnloadShader( *shader );
+	memset( shader, 0, sizeof( Shader ) );
 
 	return 0;
 }
@@ -2010,6 +2011,7 @@ int lcoreUnloadAutomationEventList( lua_State* L ) {
 	AutomationEventList* list = uluaGetAutomationEventList( L, 1 );
 
 	UnloadAutomationEventList( list );
+	memset( list, 0, sizeof( AutomationEventList ) );
 
 	return 0;
 }
@@ -3479,6 +3481,7 @@ int lcoreUnloadBuffer( lua_State* L ) {
 	Buffer* buffer = uluaGetBuffer( L, 1 );
 
 	unloadBuffer( buffer );
+	memset( buffer, 0, sizeof( Buffer ) );
 
 	return 0;
 }

src/models.c

@@ -559,6 +559,7 @@ int lmodelsUnloadModel( lua_State* L ) {
 	Model* model = uluaGetModel( L, 1 );
 
 	UnloadModel( *model );
+	memset( model, 0, sizeof( Model ) );
 
 	return 0;
 }
@@ -1137,6 +1138,7 @@ int lmodelsUnloadMesh( lua_State* L ) {
 	Mesh* mesh = uluaGetMesh( L, 1 );
 
 	UnloadMesh( *mesh );
+	memset( mesh, 0, sizeof( Mesh ) );
 
 	return 0;
 }
@@ -1906,6 +1908,7 @@ int lmodelsUnloadMaterial( lua_State* L ) {
 
 	/* Custom UnloadMaterial since we don't want to free Shaders or Textures. */
 	unloadMaterial( material );
+	memset( material, 0, sizeof( Material ) );
 
 	// UnloadMaterial( *material );
 
@@ -2140,6 +2143,7 @@ int lmodelsUnloadModelAnimation( lua_State* L ) {
 	ModelAnimation* animation = uluaGetModelAnimation( L, 1 );
 
 	UnloadModelAnimation( *animation );
+	memset( animation, 0, sizeof( ModelAnimation ) );
 
 	return 0;
 }
@@ -2157,6 +2161,7 @@ int lmodelsUnloadModelAnimations( lua_State* L ) {
 		if ( lua_isuserdata( L, -1 ) ) {
 			ModelAnimation* animation = uluaGetModelAnimation( L, lua_gettop( L ) );
 			UnloadModelAnimation( *animation );
+			memset( animation, 0, sizeof( ModelAnimation ) );
 		}
 		i++;
 		lua_pop( L, 1 );

src/text.c

@@ -448,6 +448,7 @@ int ltextUnloadFont( lua_State* L ) {
 	Font* font = uluaGetFont( L, 1 );
 
 	UnloadFont( *font );
+	memset( font, 0, sizeof( Font ) );
 
 	return 0;
 }

src/textures.c

@@ -188,6 +188,7 @@ int ltextureUnloadImage( lua_State* L ) {
 	Image* image = uluaGetImage( L, 1 );
 
 	UnloadImage( *image );
+	memset( image, 0, sizeof( Image ) );
 
 	return 0;
 }
@@ -1296,6 +1297,7 @@ int ltextureUnloadTexture( lua_State* L ) {
 	Texture* texture = uluaGetTexture( L, 1 );
 
 	UnloadTexture( *texture );
+	memset( texture, 0, sizeof( Texture ) );
 
 	return 0;
 }
@@ -1324,6 +1326,7 @@ int ltextureUnloadRenderTexture( lua_State* L ) {
 	RenderTexture* target = uluaGetRenderTexture( L, 1 );
 
 	UnloadRenderTexture( *target );
+	memset( target, 0, sizeof( RenderTexture ) );
 
 	return 0;
 }