Add a property to control DynamicFont anti-aliasing

- Editor font anti-aliasing can now be disabled in the Editor Settings.
- DynamicFonts used in projects can now have their anti-aliasing
  disabled in their DynamicFontData child. Changes will be visible
  upon reloading the scene in the editor.

2 files changed, 20 insertions, 1 deletions

diff --git a/scene/resources/dynamic_font.cpp b/scene/resources/dynamic_font.cpp
index d6b40766a2..ad22d6530c 100644
--- a/scene/resources/dynamic_font.cpp
+++ b/scene/resources/dynamic_font.cpp
@@ -82,11 +82,14 @@ void DynamicFontData::set_force_autohinter(bool p_force) {
 }
 
 void DynamicFontData::_bind_methods() {
+	ClassDB::bind_method(D_METHOD("set_antialiased", "antialiased"), &DynamicFontData::set_antialiased);
+	ClassDB::bind_method(D_METHOD("is_antialiased"), &DynamicFontData::is_antialiased);
 	ClassDB::bind_method(D_METHOD("set_font_path", "path"), &DynamicFontData::set_font_path);
 	ClassDB::bind_method(D_METHOD("get_font_path"), &DynamicFontData::get_font_path);
 	ClassDB::bind_method(D_METHOD("set_hinting", "mode"), &DynamicFontData::set_hinting);
 	ClassDB::bind_method(D_METHOD("get_hinting"), &DynamicFontData::get_hinting);
 
+	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "antialiased"), "set_antialiased", "is_antialiased");
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "hinting", PROPERTY_HINT_ENUM, "None,Light,Normal"), "set_hinting", "get_hinting");
 
 	BIND_ENUM_CONSTANT(HINTING_NONE);
@@ -98,6 +101,7 @@ void DynamicFontData::_bind_methods() {
 
 DynamicFontData::DynamicFontData() {
 
+	antialiased = true;
 	force_autohinter = false;
 	hinting = DynamicFontData::HINTING_NORMAL;
 	font_mem = NULL;
@@ -632,7 +636,7 @@ void DynamicFontAtSize::_update_char(CharType p_char) {
 	if (id.outline_size > 0) {
 		character = _make_outline_char(p_char);
 	} else {
-		error = FT_Render_Glyph(face->glyph, FT_RENDER_MODE_NORMAL);
+		error = FT_Render_Glyph(face->glyph, font->antialiased ? FT_RENDER_MODE_NORMAL : FT_RENDER_MODE_MONO);
 		if (!error)
 			character = _bitmap_to_character(slot->bitmap, slot->bitmap_top, slot->bitmap_left, slot->advance.x / 64.0);
 	}
@@ -785,6 +789,18 @@ void DynamicFont::set_use_filter(bool p_enable) {
 	_reload_cache();
 }
 
+bool DynamicFontData::is_antialiased() const {
+
+	return antialiased;
+}
+
+void DynamicFontData::set_antialiased(bool p_antialiased) {
+
+	if (antialiased == p_antialiased)
+		return;
+	antialiased = p_antialiased;
+}
+
 DynamicFontData::Hinting DynamicFontData::get_hinting() const {
 
 	return hinting;
diff --git a/scene/resources/dynamic_font.h b/scene/resources/dynamic_font.h
index bd3f84d62c..96437e8982 100644
--- a/scene/resources/dynamic_font.h
+++ b/scene/resources/dynamic_font.h
@@ -71,12 +71,15 @@ public:
 		HINTING_NORMAL
 	};
 
+	bool is_antialiased() const;
+	void set_antialiased(bool p_antialiased);
 	Hinting get_hinting() const;
 	void set_hinting(Hinting p_hinting);
 
 private:
 	const uint8_t *font_mem;
 	int font_mem_size;
+	bool antialiased;
 	bool force_autohinter;
 	Hinting hinting;