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https://port.numenaute.org/aleajactaest/khanat-client.git
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152 lines
5 KiB
GDScript
152 lines
5 KiB
GDScript
extends Resource
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#warning-ignore-all:unused_class_variable
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const DIR_N = Vector3(0, 0, -1)
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const DIR_NE = Vector3(1, 0, -1)
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const DIR_E = Vector3(1, 0, 0)
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const DIR_SE = Vector3(1, 0, 1)
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const DIR_S = Vector3(0, 0, 1)
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const DIR_SW = Vector3(-1, 0, 1)
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const DIR_W = Vector3(-1, 0, 0)
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const DIR_NW = Vector3(-1, 0, -1)
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const DIR_ALL = [DIR_N, DIR_NE, DIR_E, DIR_SE, DIR_S, DIR_SW, DIR_W, DIR_NW]
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var size = Vector3( 1, 1, 1 )
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var coords = Vector3( 0, 0, 0 )
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func _init( p_coords ):
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if typeof(p_coords) == typeof(self):
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p_coords = p_coords.coords
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self.set_coords( p_coords )
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func new_cell( p_coords ):
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# Returns a new HexCell instance
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return get_script().new( p_coords )
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func set_coords( p_coords ):
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self.coords = Vector3( int(p_coords.x), int(p_coords.y), int(p_coords.z) )
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# self.coords = Vector3( floor(p_coords.x), floor(p_coords.y), floor(p_coords.z) )
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func distance_to( p_coords ):
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var a = p_coords.x - self.coords.x
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var b = p_coords.y - self.coords.y
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var c = p_coords.z - self.coords.z
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var h = sqrt( a*a + b*b + c*c )
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return int( h )
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func cell_distance_to( p_coords ):
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return max( abs(p_coords.x-self.coords.x), abs(p_coords.z-self.coords.z) )
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func get_arc_area( p_distance, p_direction ):
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var cells = Array()
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if p_direction in [ DIR_N, DIR_S, DIR_E, DIR_W ]:
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var old_x = 0
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for x in range(1, p_distance):
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var nb_z = old_x + x
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for z in range( -ceil(nb_z/2)-1, floor(nb_z/2) ):
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var cell = null
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if p_direction == DIR_E:
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cell = new_cell( self.coords+Vector3( x, 0, z+1 ) )
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elif p_direction == DIR_W:
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cell = new_cell( self.coords+Vector3( -x, 0, z+1 ) )
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elif p_direction == DIR_N:
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cell = new_cell( self.coords+Vector3( z+1, 0, -x ) )
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elif p_direction == DIR_S:
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cell = new_cell( self.coords+Vector3( z+1, 0, x ) )
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if cell:
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cells.push_back( cell )
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old_x = x
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else:
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var old_x = 0
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for x in range(1, p_distance+1):
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for z in range( 0, p_distance ):
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var cell = null
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if p_direction == DIR_SW:
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cell = new_cell( self.coords+Vector3( -x, 0, z+1 ) )
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elif p_direction == DIR_NW:
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cell = new_cell( self.coords+Vector3( -x, 0, -(z+1) ) )
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elif p_direction == DIR_NE:
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cell = new_cell( self.coords+Vector3( z+1, 0, -x ) )
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elif p_direction == DIR_SE:
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cell = new_cell( self.coords+Vector3( z+1, 0, x ) )
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if cell:
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cells.push_back( cell )
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return cells
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func get_ring( distance ):
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var cells = Array()
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for x in range( -distance+self.coords.x, distance+self.coords.x+1 ):
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for z in range( -distance+self.coords.z, distance+self.coords.z+1 ):
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var cell = new_cell( Vector3( x, 0, z ) )
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if not cell.coords == self.coords and self.cell_distance_to( cell.coords ) == distance:
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cells.push_back( cell )
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return cells
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func get_area( distance_max, distance_min = 0 ):
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var cells = Array()
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for x in range( -distance_max+self.coords.x, distance_max+self.coords.x+1 ):
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for z in range( -distance_max+self.coords.z, distance_max+self.coords.z+1 ):
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var cell = new_cell( Vector3( x, 0, z ) )
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if not cell.coords == self.coords:
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if self.cell_distance_to( cell.coords ) >= distance_min:
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cells.push_back( cell )
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return cells
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func get_adjacent( direction ):
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return self.new_cell(self.coords + direction)
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func get_cells_adjacent():
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var cells = Array()
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for coord in DIR_ALL:
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cells.append(new_cell(self.coords + coord))
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return cells
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static func get_dir_from_angle( p_angle ):
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p_angle = int(p_angle) % 360
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if p_angle < 0:
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p_angle = 360 + p_angle
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if (0 <= p_angle and p_angle < 22.5) or (337.5 <= p_angle and p_angle <= 360):
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return DIR_N
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elif 22.5 <= p_angle and p_angle < 67.5:
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return DIR_NW
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elif 67.5 <= p_angle and p_angle < 112.5:
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return DIR_W
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elif 112.5 <= p_angle and p_angle < 157.5:
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return DIR_SW
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elif 157.5 <= p_angle and p_angle < 202.5:
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return DIR_S
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elif 202.5 <= p_angle and p_angle < 247.5:
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return DIR_SE
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elif 247.5 <= p_angle and p_angle < 337.5:
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return DIR_E
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elif 292.5 <= p_angle and p_angle < 337.5:
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return DIR_NE
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return null
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static func dir_to_str( p_dir ):
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if p_dir == DIR_N:
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return "N"
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elif p_dir == DIR_NE:
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return "NE"
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elif p_dir == DIR_E:
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return "E"
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elif p_dir == DIR_SE:
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return "SE"
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elif p_dir == DIR_S:
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return "S"
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elif p_dir == DIR_SW:
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return "SW"
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elif p_dir == DIR_W:
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return "W"
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elif p_dir == DIR_NW:
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return "NW"
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else:
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return "None"
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