Scale animation track editor line widths on hiDPI displays

(cherry picked from commit c0959f00a0b7f9ac74615f9e7fd88b32238c1bcc)

editor/animation_track_editor.cpp

@@ -936,7 +936,7 @@ void AnimationTimelineEdit::_notification(int p_what) {
 
 					if (frame != prev_frame && i >= prev_frame_ofs) {
 
-						draw_line(Point2(get_name_limit() + i, 0), Point2(get_name_limit() + i, h), linecolor);
+						draw_line(Point2(get_name_limit() + i, 0), Point2(get_name_limit() + i, h), linecolor, Math::round(EDSCALE));
 
 						draw_string(font, Point2(get_name_limit() + i + 3 * EDSCALE, (h - font->get_height()) / 2 + font->get_ascent()).floor(), itos(frame), sub ? color_time_dec : color_time_sec, zoomw - i);
 						prev_frame_ofs = i + font->get_string_size(itos(frame)).x + 5 * EDSCALE;
@@ -957,13 +957,13 @@ void AnimationTimelineEdit::_notification(int p_what) {
 				if ((sc / step) != (prev_sc / step) || (prev_sc < 0 && sc >= 0)) {
 
 					int scd = sc < 0 ? prev_sc : sc;
-					draw_line(Point2(get_name_limit() + i, 0), Point2(get_name_limit() + i, h), linecolor);
+					draw_line(Point2(get_name_limit() + i, 0), Point2(get_name_limit() + i, h), linecolor, Math::round(EDSCALE));
 					draw_string(font, Point2(get_name_limit() + i + 3, (h - font->get_height()) / 2 + font->get_ascent()).floor(), String::num((scd - (scd % step)) / double(SC_ADJ), decimals), sub ? color_time_dec : color_time_sec, zoomw - i);
 				}
 			}
 		}
 
-		draw_line(Vector2(0, get_size().height), get_size(), linecolor);
+		draw_line(Vector2(0, get_size().height), get_size(), linecolor, Math::round(EDSCALE));
 	}
 }
 
@@ -1047,7 +1047,7 @@ void AnimationTimelineEdit::_play_position_draw() {
 
 	if (px >= get_name_limit() && px < (play_position->get_size().width - get_buttons_width())) {
 		Color color = get_color("accent_color", "Editor");
-		play_position->draw_line(Point2(px, 0), Point2(px, h), color);
+		play_position->draw_line(Point2(px, 0), Point2(px, h), color, Math::round(EDSCALE));
 	}
 }
 
@@ -1316,7 +1316,7 @@ void AnimationTrackEdit::_notification(int p_what) {
 			string_pos = string_pos.floor();
 			draw_string(font, string_pos, text, text_color, limit - ofs - hsep);
 
-			draw_line(Point2(limit, 0), Point2(limit, get_size().height), linecolor);
+			draw_line(Point2(limit, 0), Point2(limit, get_size().height), linecolor, Math::round(EDSCALE));
 		}
 
 		// KEYFAMES //
@@ -1376,7 +1376,7 @@ void AnimationTrackEdit::_notification(int p_what) {
 
 			Ref<Texture> down_icon = get_icon("select_arrow", "Tree");
 
-			draw_line(Point2(ofs, 0), Point2(ofs, get_size().height), linecolor);
+			draw_line(Point2(ofs, 0), Point2(ofs, get_size().height), linecolor, Math::round(EDSCALE));
 
 			ofs += hsep;
 			{
@@ -1423,7 +1423,7 @@ void AnimationTrackEdit::_notification(int p_what) {
 				}
 
 				ofs += down_icon->get_width();
-				draw_line(Point2(ofs + hsep * 0.5, 0), Point2(ofs + hsep * 0.5, get_size().height), linecolor);
+				draw_line(Point2(ofs + hsep * 0.5, 0), Point2(ofs + hsep * 0.5, get_size().height), linecolor, Math::round(EDSCALE));
 				ofs += hsep;
 			}
 
@@ -1456,7 +1456,7 @@ void AnimationTrackEdit::_notification(int p_what) {
 				}
 
 				ofs += down_icon->get_width();
-				draw_line(Point2(ofs + hsep * 0.5, 0), Point2(ofs + hsep * 0.5, get_size().height), linecolor);
+				draw_line(Point2(ofs + hsep * 0.5, 0), Point2(ofs + hsep * 0.5, get_size().height), linecolor, Math::round(EDSCALE));
 				ofs += hsep;
 			}
 
@@ -1489,7 +1489,7 @@ void AnimationTrackEdit::_notification(int p_what) {
 				}
 
 				ofs += down_icon->get_width();
-				draw_line(Point2(ofs + hsep * 0.5, 0), Point2(ofs + hsep * 0.5, get_size().height), linecolor);
+				draw_line(Point2(ofs + hsep * 0.5, 0), Point2(ofs + hsep * 0.5, get_size().height), linecolor, Math::round(EDSCALE));
 				ofs += hsep;
 			}
 
@@ -1507,17 +1507,17 @@ void AnimationTrackEdit::_notification(int p_what) {
 		}
 
 		if (in_group) {
-			draw_line(Vector2(timeline->get_name_limit(), get_size().height), get_size(), linecolor);
+			draw_line(Vector2(timeline->get_name_limit(), get_size().height), get_size(), linecolor, Math::round(EDSCALE));
 		} else {
-			draw_line(Vector2(0, get_size().height), get_size(), linecolor);
+			draw_line(Vector2(0, get_size().height), get_size(), linecolor, Math::round(EDSCALE));
 		}
 
 		if (dropping_at != 0) {
 			Color drop_color = get_color("accent_color", "Editor");
 			if (dropping_at < 0) {
-				draw_line(Vector2(0, 0), Vector2(get_size().width, 0), drop_color);
+				draw_line(Vector2(0, 0), Vector2(get_size().width, 0), drop_color, Math::round(EDSCALE));
 			} else {
-				draw_line(Vector2(0, get_size().height), get_size(), drop_color);
+				draw_line(Vector2(0, get_size().height), get_size(), drop_color, Math::round(EDSCALE));
 			}
 		}
 	}
@@ -1566,7 +1566,7 @@ void AnimationTrackEdit::draw_key_link(int p_index, float p_pixels_sec, int p_x,
 	int from_x = MAX(p_x, p_clip_left);
 	int to_x = MIN(p_next_x, p_clip_right);
 
-	draw_line(Point2(from_x + 1, get_size().height / 2), Point2(to_x, get_size().height / 2), color, 2);
+	draw_line(Point2(from_x + 1, get_size().height / 2), Point2(to_x, get_size().height / 2), color, Math::round(2 * EDSCALE));
 }
 
 void AnimationTrackEdit::draw_key(int p_index, float p_pixels_sec, int p_x, bool p_selected, int p_clip_left, int p_clip_right) {
@@ -1746,7 +1746,7 @@ void AnimationTrackEdit::_play_position_draw() {
 
 	if (px >= timeline->get_name_limit() && px < (get_size().width - timeline->get_buttons_width())) {
 		Color color = get_color("accent_color", "Editor");
-		play_position->draw_line(Point2(px, 0), Point2(px, h), color);
+		play_position->draw_line(Point2(px, 0), Point2(px, h), color, Math::round(EDSCALE));
 	}
 }
 
@@ -2449,9 +2449,9 @@ void AnimationTrackEditGroup::_notification(int p_what) {
 		Color linecolor = color;
 		linecolor.a = 0.2;
 
-		draw_line(Point2(), Point2(get_size().width, 0), linecolor);
-		draw_line(Point2(timeline->get_name_limit(), 0), Point2(timeline->get_name_limit(), get_size().height), linecolor);
-		draw_line(Point2(get_size().width - timeline->get_buttons_width(), 0), Point2(get_size().width - timeline->get_buttons_width(), get_size().height), linecolor);
+		draw_line(Point2(), Point2(get_size().width, 0), linecolor, Math::round(EDSCALE));
+		draw_line(Point2(timeline->get_name_limit(), 0), Point2(timeline->get_name_limit(), get_size().height), linecolor, Math::round(EDSCALE));
+		draw_line(Point2(get_size().width - timeline->get_buttons_width(), 0), Point2(get_size().width - timeline->get_buttons_width(), get_size().height), linecolor, Math::round(EDSCALE));
 
 		int ofs = 0;
 		draw_texture(icon, Point2(ofs, int(get_size().height - icon->get_height()) / 2));
@@ -2462,7 +2462,7 @@ void AnimationTrackEditGroup::_notification(int p_what) {
 
 		if (px >= timeline->get_name_limit() && px < (get_size().width - timeline->get_buttons_width())) {
 			Color accent = get_color("accent_color", "Editor");
-			draw_line(Point2(px, 0), Point2(px, get_size().height), accent);
+			draw_line(Point2(px, 0), Point2(px, get_size().height), accent, Math::round(EDSCALE));
 		}
 	}
 }