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Pixelorama/src/UI/Canvas/PixelGrid.gd
kleonc eeb97f71e4
One shared offset for rectangular and isometric grids, added "Draw Grid over Tile Mode" toggle (#434)
* One shared offset for rectangular and isometric grids

* One draw call per grid

* Added "Draw Grid over Tile Mode" toggle
2021-01-19 16:17:33 -08:00

32 lines
1.1 KiB
GDScript

extends Node2D
func _draw() -> void:
if not Global.draw_pixel_grid:
return
var zoom_percentage := 100.0 / Global.camera.zoom.x
if zoom_percentage < Global.pixel_grid_show_at_zoom:
return
var target_rect : Rect2 = Global.current_project.get_tile_mode_rect()
if target_rect.has_no_area():
return
# Using Array instead of PoolVector2Array to avoid kinda
# random "resize: Can't resize PoolVector if locked" errors.
# See: https://github.com/Orama-Interactive/Pixelorama/issues/331
# It will be converted to PoolVector2Array before being sent to be rendered.
var grid_multiline_points := []
for x in range(ceil(target_rect.position.x), floor(target_rect.end.x) + 1):
grid_multiline_points.push_back(Vector2(x, target_rect.position.y))
grid_multiline_points.push_back(Vector2(x, target_rect.end.y))
for y in range(ceil(target_rect.position.y), floor(target_rect.end.y) + 1):
grid_multiline_points.push_back(Vector2(target_rect.position.x, y))
grid_multiline_points.push_back(Vector2(target_rect.end.x, y))
if not grid_multiline_points.empty():
draw_multiline(grid_multiline_points, Global.pixel_grid_color)