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https://github.com/Orama-Interactive/Pixelorama.git
synced 2025-02-20 12:33:14 +00:00
Added functions to rotate image, and added gui for the same purpose
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azagaya
parent
84259ae5ea
commit
8fd8a9db08
3 changed files with 210 additions and 60 deletions
94
Main.tscn
94
Main.tscn
File diff suppressed because one or more lines are too long
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@ -612,6 +612,175 @@ func plot_circle(r : int) -> Array:
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err += x * 2 + 1
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return circle_points
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func scale3X(sprite : Image, tol : float = 50) -> Image:
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var scaled = Image.new()
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scaled.create(sprite.get_width()*3, sprite.get_height()*3, false, Image.FORMAT_RGBA8)
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scaled.lock()
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sprite.lock()
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var a : Color
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var b : Color
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var c : Color
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var d : Color
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var e : Color
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var f : Color
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var g : Color
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var h : Color
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var i : Color
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for x in range(1,sprite.get_width()-1):
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for y in range(1,sprite.get_height()-1):
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var xs : float = 3*x
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var ys : float = 3*y
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a = sprite.get_pixel(x-1,y-1)
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b = sprite.get_pixel(x,y-1)
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c = sprite.get_pixel(x+1,y-1)
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d = sprite.get_pixel(x-1,y)
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e = sprite.get_pixel(x,y)
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f = sprite.get_pixel(x+1,y)
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g = sprite.get_pixel(x-1,y+1)
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h = sprite.get_pixel(x,y+1)
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i = sprite.get_pixel(x+1,y+1)
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var db : bool = similarColors(d, b, tol)
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var dh : bool = similarColors(d, h, tol)
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var bf : bool = similarColors(f, b, tol)
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var ec : bool = similarColors(e, c, tol)
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var ea : bool = similarColors(e, a, tol)
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var fh : bool = similarColors(f, h, tol)
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var eg : bool = similarColors(e, g, tol)
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var ei : bool = similarColors(e, i, tol)
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scaled.set_pixel(xs-1, ys-1, d if (db and !dh and !bf) else e )
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scaled.set_pixel(xs, ys-1, b if (db and !dh and !bf and !ec) or
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(bf and !db and !fh and !ea) else e)
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scaled.set_pixel(xs+1, ys-1, f if (bf and !db and !fh) else e)
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scaled.set_pixel(xs-1, ys, d if (dh and !fh and !db and !ea) or
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(db and !dh and !bf and !eg) else e)
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scaled.set_pixel(xs, ys, e);
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scaled.set_pixel(xs+1, ys, f if (bf and !db and !fh and !ei) or
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(fh and !bf and !dh and !ec) else e)
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scaled.set_pixel(xs-1, ys+1, d if (dh and !fh and !db) else e)
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scaled.set_pixel(xs, ys+1, h if (fh and !bf and !dh and !eg) or
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(dh and !fh and !db and !ei) else e)
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scaled.set_pixel(xs+1, ys+1, f if (fh and !bf and !dh) else e)
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scaled.unlock()
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sprite.unlock()
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return scaled
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func rotxel(sprite : Image, angle : float):
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var aux : Image = Image.new()
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aux.copy_from(sprite)
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var center : Vector2 = Vector2(sprite.get_width()/2, sprite.get_height()/2)
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var ox : int
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var oy : int
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var p : Color
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aux.lock()
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sprite.lock()
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for x in range(sprite.get_width()):
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for y in range(sprite.get_width()):
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var dx = 3*(x - center.x)
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var dy = 3*(y - center.y)
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var found_pixel : bool = false
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for k in range(9):
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var i = -1 + k % 3
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var j = -1 + int(k / 3)
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var dir = atan2(dy + j, dx + i)
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var mag = sqrt(pow(dx + i, 2) + pow(dy + j, 2))
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dir -= angle
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ox = round(center.x*3 + 1 + mag*cos(dir))
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oy = round(center.y*3 + 1 + mag*sin(dir))
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if (sprite.get_width() % 2 != 0):
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ox += 1
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oy += 1
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if (ox >= 0 && ox < sprite.get_width()*3
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&& oy >= 0 && oy < sprite.get_height()*3):
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found_pixel = true
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break
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if !found_pixel:
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sprite.set_pixel(x, y, Color(0,0,0,0))
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continue
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var fil : int = oy % 3
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var col : int = ox % 3
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var index : int = col + 3*fil
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ox = round((ox - 1)/3.0);
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oy = round((oy - 1)/3.0);
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var a : Color
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var b : Color
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var c : Color
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var d : Color
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var e : Color
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var f : Color
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var g : Color
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var h : Color
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var i : Color
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if (ox == 0 || ox == sprite.get_width() - 1 ||
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oy == 0 || oy == sprite.get_height() - 1):
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p = aux.get_pixel(ox, oy)
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else:
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a = aux.get_pixel(ox-1,oy-1);
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b = aux.get_pixel(ox,oy-1);
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c = aux.get_pixel(ox+1,oy-1);
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d = aux.get_pixel(ox-1,oy);
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e = aux.get_pixel(ox,oy);
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f = aux.get_pixel(ox+1,oy);
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g = aux.get_pixel(ox-1,oy+1);
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h = aux.get_pixel(ox,oy+1);
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i = aux.get_pixel(ox+1,oy+1);
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match(index):
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0:
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p = d if (similarColors(d,b) && !similarColors(d,h)
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&& !similarColors(b,f)) else e;
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1:
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p = b if ((similarColors(d,b) && !similarColors(d,h) &&
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!similarColors(b,f) && !similarColors(e,c)) ||
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(similarColors(b,f) && !similarColors(d,b) &&
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!similarColors(f,h) && !similarColors(e,a))) else e;
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2:
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p = f if (similarColors(b,f) && !similarColors(d,b) &&
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!similarColors(f,h)) else e;
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3:
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p = d if ((similarColors(d,h) && !similarColors(f,h) &&
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!similarColors(d,b) && !similarColors(e,a)) ||
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(similarColors(d,b) && !similarColors(d,h) &&
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!similarColors(b,f) && !similarColors(e,g))) else e;
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4:
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p = e
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5:
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p = f if((similarColors(b,f) && !similarColors(d,b) &&
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!similarColors(f,h) && !similarColors(e,i))
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|| (similarColors(f,h) && !similarColors(b,f) &&
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!similarColors(d,h) && !similarColors(e,c))) else e;
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6:
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p = d if (similarColors(d,h) && !similarColors(f,h) &&
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!similarColors(d,b)) else e;
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7:
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p = h if ((similarColors(f,h) && !similarColors(f,b) &&
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!similarColors(d,h) && !similarColors(e,g))
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|| (similarColors(d,h) && !similarColors(f,h) &&
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!similarColors(d,b) && !similarColors(e,i))) else e;
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8:
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p = f if (similarColors(f,h) && !similarColors(f,b) &&
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!similarColors(d,h)) else e;
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sprite.set_pixel(x, y, p)
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sprite.unlock()
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aux.unlock()
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func similarColors(c1 : Color, c2 : Color, tol : float = 100) -> bool:
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var dist = colorDistance(c1, c2)
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return dist <= tol
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func colorDistance(c1 : Color, c2 : Color) -> float:
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return sqrt(pow((c1.r - c2.r)*255, 2) + pow((c1.g - c2.g)*255, 2)
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+ pow((c1.b - c2.b)*255, 2) + pow((c1.a - c2.a)*255, 2))
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func _exit_tree() -> void:
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config_cache.set_value("window", "screen", OS.current_screen)
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config_cache.set_value("window", "maximized", OS.window_maximized || OS.window_fullscreen)
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@ -69,7 +69,8 @@ func _ready() -> void:
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"Flip Vertical" : KEY_MASK_SHIFT + KEY_V,
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"Invert colors" : 0,
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"Desaturation" : 0,
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"Outline" : 0
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"Outline" : 0,
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"Rotate Image" : 0
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}
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var help_menu_items := {
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"View Splash Screen" : 0,
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@ -346,6 +347,10 @@ func image_menu_id_pressed(id : int) -> void:
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Global.canvas.handle_redo("Draw")
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6: # Outline
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$OutlineDialog.popup_centered()
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7: # Rotate
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var image : Image = Global.canvas.layers[Global.canvas.current_layer_index][0]
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$RotateImage.set_sprite(image)
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$RotateImage.popup_centered()
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func help_menu_id_pressed(id : int) -> void:
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match id:
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