28 lines
738 B
GDScript3
28 lines
738 B
GDScript3
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extends Spatial
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## NOTE: LightLevel Detector is on Layer 20. Keep this layer hidden from main camera
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var lightLevel : float
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func _process(_delta):
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var o = global_transform.origin
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$Viewport/Camera.global_transform.origin = Vector3(o.x, o.y + 0.5, o.z)
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var image : Image = $Viewport.get_texture().get_data()
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var floats : Array = []
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image.lock()
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for y in range(0, image.get_height()):
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for x in range(0, image.get_width()):
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var pixel = image.get_pixel(x,y)
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var lightVal = (pixel.r + pixel.g + pixel.b) / 3
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floats.append(lightVal)
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lightLevel = average(floats)
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image.unlock()
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func average(numbers : Array) -> float:
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var sum = 0.0
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for n in numbers:
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sum += n
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return sum / numbers.size()
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