make hdpi manually configurable in project settings

also added hidpi support to project manager

tools/editor/editor_node.cpp

@@ -5256,6 +5256,19 @@ EditorNode::EditorNode() {
 	// load settings
 	if (!EditorSettings::get_singleton())
 		EditorSettings::create();
+	{
+		int dpi_mode = EditorSettings::get_singleton()->get("global/hdpi_mode");
+		print_line("DPI MODE: "+itos(dpi_mode));
+		if (dpi_mode==0) {
+			editor_set_hidpi( OS::get_singleton()->get_screen_dpi(0) > 150 );
+		} else if (dpi_mode==2) {
+			editor_set_hidpi(true);
+		} else {
+			editor_set_hidpi(false);
+		}
+	}
+
+
 
 	ResourceLoader::set_abort_on_missing_resources(false);
 	FileDialog::set_default_show_hidden_files(EditorSettings::get_singleton()->get("file_dialog/show_hidden_files"));

tools/editor/editor_scale.cpp

@@ -1,7 +1,14 @@
 #include "editor_scale.h"
 #include "os/os.h"
 
+static bool editor_hidpi=false;
+
+void editor_set_hidpi(bool p_hidpi) {
+
+	editor_hidpi=p_hidpi;
+}
+
 bool editor_is_hidpi() {
 
-	return OS::get_singleton()->get_screen_dpi(0) > 150;
+	return editor_hidpi;
 }

tools/editor/editor_scale.h

@@ -1,7 +1,7 @@
 #ifndef EDITOR_SCALE_H
 #define EDITOR_SCALE_H
 
-
+void editor_set_hidpi(bool p_hidpi);
 bool editor_is_hidpi();
 
 #define EDSCALE (editor_is_hidpi() ? 2 : 1)

tools/editor/editor_settings.cpp

@@ -493,6 +493,8 @@ void EditorSettings::_load_defaults(Ref<ConfigFile> p_extra_config) {
 		hints["global/editor_language"]=PropertyInfo(Variant::STRING,"global/editor_language",PROPERTY_HINT_ENUM,lang_hint,PROPERTY_USAGE_DEFAULT|PROPERTY_USAGE_RESTART_IF_CHANGED);
 	}
 
+	set("global/hdpi_mode",0);
+	hints["global/hdpi_mode"]=PropertyInfo(Variant::INT,"global/hdpi_mode",PROPERTY_HINT_ENUM,"Auto,LoDPI,HiDPI",PROPERTY_USAGE_DEFAULT|PROPERTY_USAGE_RESTART_IF_CHANGED);
 	set("global/show_script_in_scene_tabs",false);
 	set("global/font_size",14);
 	hints["global/font_size"]=PropertyInfo(Variant::INT,"global/font_size",PROPERTY_HINT_RANGE,"10,40,1",PROPERTY_USAGE_DEFAULT|PROPERTY_USAGE_RESTART_IF_CHANGED);

tools/editor/project_manager.cpp

@@ -45,8 +45,9 @@
 #include "io/resource_saver.h"
 
 #include "editor_icons.h"
+#include "editor_fonts.h"
 
-
+#include "editor_scale.h"
 
 class NewProjectDialog : public ConfirmationDialog {
 
@@ -829,6 +830,17 @@ ProjectManager::ProjectManager() {
 	if (!EditorSettings::get_singleton())
 		EditorSettings::create();
 
+	{
+		int dpi_mode = EditorSettings::get_singleton()->get("global/hdpi_mode");
+		if (dpi_mode==0) {
+			editor_set_hidpi( OS::get_singleton()->get_screen_dpi(0) > 150 );
+		} else if (dpi_mode==2) {
+			editor_set_hidpi(true);
+		} else {
+			editor_set_hidpi(false);
+		}
+	}
+
 	FileDialog::set_default_show_hidden_files(EditorSettings::get_singleton()->get("file_dialog/show_hidden_files"));
 
 	set_area_as_parent_rect();
@@ -836,6 +848,7 @@ ProjectManager::ProjectManager() {
 	Ref<Theme> theme = Ref<Theme>( memnew( Theme ) );
 	set_theme(theme);
 	editor_register_icons(theme);
+	editor_register_fonts(theme);
 
 	String global_font = EditorSettings::get_singleton()->get("global/font");
 	if (global_font!="") {