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Added dialog with options for invert colors

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This commit is contained in:
OverloadedOrama 2020-07-31 03:39:46 +03:00
parent 0d1e45cfe4
commit 2346ca810b
7 changed files with 251 additions and 14 deletions
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23
src/Autoload/DrawingAlgos.gd
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@ -294,15 +294,20 @@ func resize_canvas(width : int, height : int, offset_x : int, offset_y : int) ->
Global.current_project.undo_redo.commit_action()
func invert_image_colors(image : Image) -> void:
Global.canvas.handle_undo("Draw")
for xx in image.get_size().x:
for yy in image.get_size().y:
var px_color = image.get_pixel(xx, yy).inverted()
if px_color.a == 0:
continue
image.set_pixel(xx, yy, px_color)
Global.canvas.handle_redo("Draw")
func invert_image_colors(image : Image, pixels : Array, red := true, green := true, blue := true, alpha := false) -> void:
image.lock()
for i in pixels:
var px_color := image.get_pixelv(i)
# Manually invert each color channel
if red:
px_color.r = 1.0 - px_color.r
if green:
px_color.g = 1.0 - px_color.g
if blue:
px_color.b = 1.0 - px_color.b
if alpha:
px_color.a = 1.0 - px_color.a
image.set_pixelv(i, px_color)
func desaturate_image(image : Image) -> void: