pandemonium_engine/modules/paint/addon/Util.gd

95 lines
1.8 KiB
GDScript

tool
extends Node
class_name GEUtils
static func get_pixels_in_line(from: Vector2, to: Vector2):
var dx = to[0] - from[0]
var dy = to[1] - from[1]
var nx = abs(dx)
var ny = abs(dy)
var signX = sign(dx)
var signY = sign(dy)
var p = from
var points : Array = [p]
var ix = 0
var iy = 0
while ix < nx || iy < ny:
if (1 + (ix << 1)) * ny < (1 + (iy << 1)) * nx:
p[0] += signX
ix +=1
else:
p[1] += signY
iy += 1
points.append(p)
return points
static func to_1D_v(p, w) -> int:
return p.x + p.y * w
static func to_1D(x, y, w) -> int:
return x + y * w
static func to_2D(idx, w) -> Vector2:
var p = Vector2()
p.x = int(idx) % int(w)
p.y = int(idx / w)
return p
static func color_from_array(color_array):
var r = color_array[0]
var g = color_array[1]
var b = color_array[2]
var a = color_array[3]
return Color(r, g, b, a)
static func random_color():
return Color(randf(), randf(), randf())
static func random_color_alt():
var rand = randi() % 6
match rand:
#red
0:
return Color.red
#blue
1:
return Color.blue
#green
2:
return Color.green
#orange
3:
return Color.orange
#yellow
4:
return Color.yellow
#purple
5:
return Color.purple
static func get_line_string(file, number):
return file.get_as_text().split("\n")[number - 1].strip_edges()
static func printv(variable):
var stack = get_stack()[get_stack().size() - 1]
var line = stack.line
var source = stack.source
var file = File.new()
file.open(source, File.READ)
var line_string = get_line_string(file, line)
file.close()
var left_p = line_string.find("(")
var left_p_string = line_string.right(left_p + 1)
var right_p = left_p_string.find(")")
var variable_name = left_p_string.left(right_p)
print("%s: %s" % [variable_name, variable])