-fixed many memory initialization issues

-fixed deadlock on previews thread
-fixed compilation errors on unix

core/command_queue_mt.h

@@ -34,6 +34,7 @@
 #include "os/mutex.h"
 #include "os/memory.h"
 #include "simple_type.h"
+#include "print_string.h"
 /**
 	@author Juan Linietsky <reduzio@gmail.com>
 */
@@ -174,7 +175,7 @@ class CommandQueueMT {
 		R* ret;
 		SyncSemaphore *sync;
 	
-		virtual void call() { *ret = (instance->*method)(p1); sync->sem->post(); sync->in_use=false; ; }
+		virtual void call() { *ret = (instance->*method)(p1); sync->sem->post(); print_line("post"); sync->in_use=false; ; }
 	};
 	
 	template<class T,class M,class P1,class P2,class R>
@@ -675,6 +676,7 @@ public:
 		
 		if (sync) sync->post();
 		ss->sem->wait();
+		print_line("wait");
 	}
 
 	template<class T, class M, class P1, class P2,class R>

core/io/resource_loader.cpp

@@ -214,6 +214,7 @@ RES ResourceLoader::load(const String &p_path,const String& p_type_hint,bool p_n
 Ref<ResourceImportMetadata> ResourceLoader::load_import_metadata(const String &p_path) {
 
 
+
 	String local_path;
 	if (p_path.is_rel_path())
 		local_path="res://"+p_path;

core/message_queue.cpp

@@ -324,6 +324,7 @@ int MessageQueue::get_max_buffer_usage() const {
 
 void MessageQueue::flush() {
 
+
 	if (buffer_max_used<buffer_end); {
 		buffer_max_used=buffer_end;
 		//statistics();
@@ -331,9 +332,14 @@ void MessageQueue::flush() {
 
 	uint32_t read_pos=0;
 
-	while (read_pos < buffer_end ) {
+	//using reverse locking strategy
+	_THREAD_SAFE_LOCK_
+
+	while (read_pos<buffer_end) {
+
+		_THREAD_SAFE_UNLOCK_
+
 		//lock on each interation, so a call can re-add itself to the message queue
-		_THREAD_SAFE_LOCK_
 
 		Message *message = (Message*)&buffer[ read_pos ];
 
@@ -379,16 +385,17 @@ void MessageQueue::flush() {
 
 		}
 
-		read_pos+=sizeof(Message);
+		uint32_t advance = sizeof(Message);
 		if (message->type!=TYPE_NOTIFICATION)
-			read_pos+=sizeof(Variant)*message->args;
+			advance+=sizeof(Variant)*message->args;
 		message->~Message();
 
-		_THREAD_SAFE_UNLOCK_
+		_THREAD_SAFE_LOCK_
+		read_pos+=advance;
 
 	}
 
-	_THREAD_SAFE_LOCK_
+
 	buffer_end=0; // reset buffer
 	_THREAD_SAFE_UNLOCK_
 

core/vector.h

@@ -104,7 +104,7 @@ public:
 
 
 	template <class T_val>
-	int find(T_val& p_val) const;
+	int find(const T_val& p_val) const;
 
 	void set(int p_index,T p_elem);
 	T get(int p_index) const;
@@ -221,7 +221,7 @@ void Vector<T>::_copy_on_write() {
 }
 
 template<class T> template<class T_val>
-int Vector<T>::find(T_val& p_val) const {
+int Vector<T>::find(const T_val &p_val) const {
 
 	int ret = -1;
 	if (size() == 0) 

main/main.cpp

@@ -1380,6 +1380,8 @@ bool Main::iteration() {
 		SpatialSound2DServer::get_singleton()->update( step*time_scale );
 
 
+	VisualServer::get_singleton()->sync(); //sync if still drawing from previous frames.
+
 	if (OS::get_singleton()->can_draw()) {
 
 		if ((!force_redraw_requested) && OS::get_singleton()->is_in_low_processor_usage_mode()) {
@@ -1392,8 +1394,6 @@ bool Main::iteration() {
 			OS::get_singleton()->frames_drawn++;
 			force_redraw_requested = false;
 		}
-	} else {
-		VisualServer::get_singleton()->flush(); // flush visual commands
 	}
 
 	if (AudioServer::get_singleton())

scene/gui/text_edit.cpp

@@ -3601,6 +3601,10 @@ TextEdit::TextEdit()  {
 	set_focus_mode(FOCUS_ALL);
 	_update_caches();
 	cache.size=Size2(1,1);
+	cache.row_height=1;
+	cache.line_spacing=1;
+	cache.line_number_w=1;
+
 	tab_size=4;
 	text.set_tab_size(tab_size);
 	text.clear();

scene/resources/shader.cpp

@@ -36,7 +36,7 @@
 
 Shader::Mode Shader::get_mode() const {
 
-	return (Mode)VisualServer::get_singleton()->shader_get_mode(shader);
+	return mode;
 }
 
 void Shader::set_code( const String& p_vertex, const String& p_fragment, const String& p_light,int p_fragment_ofs,int p_light_ofs) {
@@ -203,6 +203,7 @@ void Shader::_bind_methods() {
 
 Shader::Shader(Mode p_mode) {
 
+	mode=p_mode;
 	shader = VisualServer::get_singleton()->shader_create(VS::ShaderMode(p_mode));
 	params_cache_dirty=true;
 }

scene/resources/shader.h

@@ -37,8 +37,18 @@ class Shader : public Resource {
 	OBJ_TYPE(Shader,Resource);
 	OBJ_SAVE_TYPE( Shader );
 	RES_BASE_EXTENSION("shd");
-	RID shader;
 
+public:
+	enum Mode {
+
+		MODE_MATERIAL,
+		MODE_CANVAS_ITEM,
+		MODE_POST_PROCESS,
+		MODE_MAX
+	};
+private:
+	RID shader;
+	Mode mode;
 	Dictionary _get_code();
 	void _set_code(const Dictionary& p_string);
 
@@ -55,15 +65,10 @@ class Shader : public Resource {
 protected:
 
 
+
 	static void _bind_methods();
 public:
-	enum Mode {
 
-		MODE_MATERIAL,
-		MODE_CANVAS_ITEM,
-		MODE_POST_PROCESS,
-		MODE_MAX
-	};
 
 	//void set_mode(Mode p_mode);
 	Mode get_mode() const;

servers/visual/visual_server_raster.cpp

@@ -7358,7 +7358,7 @@ void VisualServerRaster::_draw_cursors_and_margins() {
 	rasterizer->canvas_end_rect();
 };
 
-void VisualServerRaster::flush() {
+void VisualServerRaster::sync() {
 	//do none
 }
 

servers/visual/visual_server_raster.h

@@ -1237,7 +1237,7 @@ public:
 	/* EVENT QUEUING */
 
 	virtual void draw();
-	virtual void flush();
+	virtual void sync();
 
 	virtual void init();	
 	virtual void finish();

servers/visual/visual_server_wrap_mt.cpp

@@ -96,16 +96,19 @@ void VisualServerWrapMT::thread_loop() {
 
 /* EVENT QUEUING */
 
-void VisualServerWrapMT::flush() {
+void VisualServerWrapMT::sync() {
 
 	if (create_thread) {
 
+		/* TODO: sync with the thread */
+
+		/*
 		ERR_FAIL_COND(!draw_mutex);
 		draw_mutex->lock();
 		draw_pending++; //cambiar por un saferefcount
 		draw_mutex->unlock();
-
-		command_queue.push( this, &VisualServerWrapMT::thread_flush);
+		*/
+		//command_queue.push( this, &VisualServerWrapMT::thread_flush);
 	} else {
 
 		command_queue.flush_all(); //flush all pending from other threads
@@ -118,15 +121,16 @@ void VisualServerWrapMT::draw() {
 
 	if (create_thread) {
 
+		/* TODO: Make it draw
 		ERR_FAIL_COND(!draw_mutex);
 		draw_mutex->lock();
 		draw_pending++; //cambiar por un saferefcount
 		draw_mutex->unlock();
 
 		command_queue.push( this, &VisualServerWrapMT::thread_draw);
+		*/
 	} else {
 
-		command_queue.flush_all(); //flush all pending from other threads
 		visual_server->draw();
 	}
 }

servers/visual/visual_server_wrap_mt.h

@@ -681,7 +681,7 @@ public:
 	virtual void init();
 	virtual void finish();
 	virtual void draw();
-	virtual void flush();
+	virtual void sync();
 	FUNC0RC(bool,has_changed);
 
 	/* RENDER INFO */

servers/visual_server.cpp

@@ -554,7 +554,7 @@ void VisualServer::_bind_methods() {
 	ObjectTypeDB::bind_method(_MD("mesh_add_surface_from_planes"),&VisualServer::mesh_add_surface_from_planes);
 
 	ObjectTypeDB::bind_method(_MD("draw"),&VisualServer::draw);
-	ObjectTypeDB::bind_method(_MD("flush"),&VisualServer::flush);
+	ObjectTypeDB::bind_method(_MD("sync"),&VisualServer::sync);
 	ObjectTypeDB::bind_method(_MD("free"),&VisualServer::free);
 
 	ObjectTypeDB::bind_method(_MD("set_default_clear_color"),&VisualServer::set_default_clear_color);

servers/visual_server.h

@@ -1097,7 +1097,7 @@ public:
 	/* EVENT QUEUING */
 
 	virtual void draw()=0;
-	virtual void flush()=0;
+	virtual void sync()=0;
 	virtual bool has_changed() const=0;
 	virtual void init()=0;
 	virtual void finish()=0;

tools/editor/editor_file_dialog.cpp

@@ -348,7 +348,6 @@ void EditorFileDialog::_push_history() {
 	}
 
 }
-
 void EditorFileDialog::_item_dc_selected(int p_item) {
 
 
@@ -672,7 +671,7 @@ void EditorFileDialog::set_current_dir(const String& p_dir) {
 	dir_access->change_dir(p_dir);
 	update_dir();
 	invalidate();
-	_push_history();
+	//_push_history();
 
 
 }
@@ -852,8 +851,8 @@ void EditorFileDialog::_favorite_move_up(){
 	if (current>0 && current<favorites->get_item_count()) {
 		Vector<String> favorited = EditorSettings::get_singleton()->get_favorite_dirs();
 
-		int a_idx=favorited.find(favorites->get_item_metadata(current-1));
-		int b_idx=favorited.find(favorites->get_item_metadata(current));
+		int a_idx=favorited.find(String(favorites->get_item_metadata(current-1)));
+		int b_idx=favorited.find(String(favorites->get_item_metadata(current)));
 
 		if (a_idx==-1 || b_idx==-1)
 			return;
@@ -873,8 +872,8 @@ void EditorFileDialog::_favorite_move_down(){
 	if (current>=0 && current<favorites->get_item_count()-1) {
 		Vector<String> favorited = EditorSettings::get_singleton()->get_favorite_dirs();
 
-		int a_idx=favorited.find(favorites->get_item_metadata(current+1));
-		int b_idx=favorited.find(favorites->get_item_metadata(current));
+		int a_idx=favorited.find(String(favorites->get_item_metadata(current+1)));
+		int b_idx=favorited.find(String(favorites->get_item_metadata(current)));
 
 		if (a_idx==-1 || b_idx==-1)
 			return;
@@ -1143,6 +1142,7 @@ EditorFileDialog::EditorFileDialog() {
 
 	show_hidden_files=true;
 	display_mode=DISPLAY_THUMBNAILS;
+	local_history_pos=0;
 
 	VBoxContainer *vbc = memnew( VBoxContainer );
 	add_child(vbc);

tools/editor/editor_resource_preview.cpp

@@ -98,7 +98,7 @@ void EditorResourcePreview::_thread() {
 
 		if (queue.size()) {
 
-			//print_line("pop from queue");
+
 
 			QueueItem item = queue.front()->get();
 			queue.pop_front();
@@ -106,6 +106,7 @@ void EditorResourcePreview::_thread() {
 
 			Ref<Texture> texture;
 
+			//print_line("pop from queue "+item.path);
 
 			uint64_t modtime = FileAccess::get_modified_time(item.path);
 			int thumbnail_size = EditorSettings::get_singleton()->get("file_dialog/thumbnail_size");
@@ -206,7 +207,7 @@ void EditorResourcePreview::queue_resource_preview(const String& p_path, Object*
 
 	}
 
-	//print_line("send to thread");
+	//print_line("send to thread "+p_path);
 	QueueItem item;
 	item.function=p_receiver_func;
 	item.id=p_receiver->get_instance_ID();

tools/editor/io_plugins/editor_texture_import_plugin.cpp

@@ -600,9 +600,9 @@ EditorTextureImportDialog::EditorTextureImportDialog(EditorTextureImportPlugin*
 	file_select->set_access(EditorFileDialog::ACCESS_FILESYSTEM);
 	add_child(file_select);
 	if (!large)
-		file_select->set_mode(FileDialog::MODE_OPEN_FILES);
+		file_select->set_mode(EditorFileDialog::MODE_OPEN_FILES);
 	else
-		file_select->set_mode(FileDialog::MODE_OPEN_FILE);
+		file_select->set_mode(EditorFileDialog::MODE_OPEN_FILE);
 	file_select->connect("files_selected", this,"_choose_files");
 	file_select->connect("file_selected", this,"_choose_file");
 

tools/editor/plugins/collision_polygon_2d_editor_plugin.cpp

@@ -380,6 +380,7 @@ void CollisionPolygon2DEditor::_bind_methods() {
 
 CollisionPolygon2DEditor::CollisionPolygon2DEditor(EditorNode *p_editor) {
 
+	node=NULL;
 	canvas_item_editor=NULL;
 	editor=p_editor;
 	undo_redo = editor->get_undo_redo();

tools/editor/plugins/collision_polygon_editor_plugin.cpp

@@ -533,6 +533,7 @@ void CollisionPolygonEditor::_bind_methods() {
 CollisionPolygonEditor::CollisionPolygonEditor(EditorNode *p_editor) {
 
 
+	node=NULL;
 	editor=p_editor;
 	undo_redo = editor->get_undo_redo();
 

tools/editor/plugins/editor_preview_plugins.cpp

@@ -63,14 +63,15 @@ EditorTexturePreviewPlugin::EditorTexturePreviewPlugin() {
 
 Ref<Texture> EditorPackedScenePreviewPlugin::_gen_from_imd(Ref<ResourceImportMetadata> p_imd) {
 
-	if (p_imd.is_null())
+	if (p_imd.is_null()) {
 		return Ref<Texture>();
+	}
 
 	if (!p_imd->has_option("thumbnail"))
 		return Ref<Texture>();
 
 	Variant tn = p_imd->get_option("thumbnail");
-	print_line(Variant::get_type_name(tn.get_type()));
+	//print_line(Variant::get_type_name(tn.get_type()));
 	DVector<uint8_t> thumbnail = tn;
 
 	int len = thumbnail.size();

tools/editor/plugins/light_occluder_2d_editor_plugin.cpp

@@ -411,6 +411,7 @@ void LightOccluder2DEditor::_bind_methods() {
 
 LightOccluder2DEditor::LightOccluder2DEditor(EditorNode *p_editor) {
 
+	node=NULL;
 	canvas_item_editor=NULL;
 	editor=p_editor;
 	undo_redo = editor->get_undo_redo();

tools/editor/plugins/navigation_polygon_editor_plugin.cpp

@@ -459,7 +459,7 @@ void NavigationPolygonEditor::_bind_methods() {
 }
 
 NavigationPolygonEditor::NavigationPolygonEditor(EditorNode *p_editor) {
-
+	node=NULL;
 	canvas_item_editor=NULL;
 	editor=p_editor;
 	undo_redo = editor->get_undo_redo();

tools/editor/plugins/spatial_editor_plugin.cpp

@@ -2216,6 +2216,14 @@ void SpatialEditorViewport::reset() {
 
 SpatialEditorViewport::SpatialEditorViewport(SpatialEditor *p_spatial_editor, EditorNode *p_editor, int p_index) {
 
+	_edit.mode=TRANSFORM_NONE;
+	_edit.plane=TRANSFORM_VIEW;
+	_edit.edited_gizmo=0;
+	_edit.snap=1;
+	_edit.gizmo_handle=0;
+
+
+
 	index=p_index;
 	editor=p_editor;
 	editor_selection=editor->get_editor_selection();;
@@ -3615,6 +3623,8 @@ void SpatialEditor::_default_light_angle_input(const InputEvent& p_event) {
 
 SpatialEditor::SpatialEditor(EditorNode *p_editor) {
 
+	gizmo.visible=true;
+	gizmo.scale=1.0;
 
 	viewport_environment = Ref<Environment>( memnew( Environment ) );
 	undo_redo=p_editor->get_undo_redo();