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82 lines
1.9 KiB
82 lines
1.9 KiB
extends Node
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var debug = true
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var terrain_name = ""
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var terrain_mesh: Mesh
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var terrain = Terrain.new()
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var map = Map.new(terrain)
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# var loading = LoadingHelper.new()
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var loadings = {}
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var materials
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var count = 0
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func _ready():
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var file = File.new()
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file.open("res://world/materials/materials.json", File.READ)
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materials = JSON.parse(file.get_as_text()).result
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file.close()
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func polygon_area(polygon):
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var a = 0.0
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var b = 0.0
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var next = 0
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var size = polygon.size()
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if(Geometry.is_polygon_clockwise(polygon)):
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for idx in range(size-1, -1, -1):
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next = idx - 1
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if(next == 0):
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next = size - 1
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a += polygon[idx].x * polygon[next].y
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b += polygon[idx].y * polygon[next].x
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else:
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for idx in size:
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next = idx + 1
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if(next == size):
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next = 0
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a += polygon[idx].x * polygon[next].y
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b += polygon[idx].y * polygon[next].x
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return((a - b) / 2.0)
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func polygon_bounding_box(polygon):
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var size = polygon.size()
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var min_x = 99999999
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var max_x = -99999999
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var min_y = 99999999
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var max_y = -99999999
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var polygon_xmin = 0
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var polygon_xmax = 1
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var polygon_ymin = 0
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var polygon_ymax = 1
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for idx in size:
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polygon_xmin = int(polygon[idx].x)
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polygon_xmax = polygon_xmin + 1
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polygon_ymin = int(polygon[idx].y)
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polygon_ymax = polygon_ymin + 1
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if(polygon_xmin < min_x):
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min_x = polygon_xmin
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if(polygon_xmax > max_x):
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max_x = polygon_xmax
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if(polygon_ymin < min_y):
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min_y = polygon_ymin
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if(polygon_ymax > max_y):
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max_y = polygon_ymax
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return(Rect2(min_x,min_y,max_x - min_x, max_y - min_y))
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func pixel_area(voronoi, pixel):
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var polygons = Geometry.intersect_polygons_2d(voronoi, pixel)
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var number = polygons.size()
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var area = 0.0
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if(number == 0):
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return(0.0)
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if(number > 1):
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print_debug("Number of polygons : %d" % (number))
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for idx in number:
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area += polygon_area(polygons[idx])
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return(area)
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# Debuging messages
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func print_debug(message):
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if debug:
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print(message)
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