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class_name BMPTexture
extends ImageTexture
static func from_texture(texture: Texture2D, background_colors: Array[Color]) -> ImageTexture:
var image: Image = convert_image(texture.get_image(), background_colors)
var image_texture := ImageTexture.new()
image_texture.set_image(image)
return image_texture
static func convert_image(image: Image, background_colors: Array[Color]) -> Image:
var converted_image := image.duplicate()
converted_image.convert(Image.FORMAT_RGBA8)
for x in converted_image.get_width():
for y in converted_image.get_height():
for color in background_colors:
if converted_image.get_pixel(x, y).is_equal_approx(color):
converted_image.set_pixel(x, y, Color.TRANSPARENT)
break
return converted_image
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