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geovectorslib.utils.wrap180deg()   A
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↳ Parent: geovectorslib.utils

Complexity

Conditions 1

Size

Total Lines 14
Code Lines 6

Duplication

Lines 0
Ratio 0 %

Importance

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Metric Value
cc 1
eloc 6
nop 1
dl 0
loc 14
rs 10
c 0
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1 
import numpy as np
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def wrap90deg(deg: np.ndarray) -> np.ndarray:

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    """

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    Make sure that degrees (e.g. lats) is within -90;90 range.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    Ref: https://www.movable-type.co.uk/scripts/latlong-vincenty.html

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    """

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    mask = (deg < -90) | (deg > 90)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    deg[mask] = np.abs((deg[mask] % 360 + 270) % 360 - 180) - 90

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    return deg

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def wrap180deg(deg: np.ndarray) -> np.ndarray:

            


            
                                                                        
                            
            
                                    
            
            

                
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    """

            


            
                                                                        
                            
            
                                    
            
            

                
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    Make sure that degrees (e.g. lon) is within +/-(0-180) range.

            


            
                                                                        
                            
            
                                    
            
            

                
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    Ref: https://www.movable-type.co.uk/scripts/latlong-vincenty.html

            


            
                                                                        
                            
            
                                    
            
            

                
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    """

            


            
                                                                        
                            
            
                                    
            
            

                
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    # experimental value to fix https://github.com/omdv/geovectors/issues/2

            


            
                                                                        
                            
            
                                    
            
            

                
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    eps = 1e-6

            


            
                                                                        
                            
            
                                    
            
            

                
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    mask = (deg <= -180) | (deg >= 180)

            


            
                                                                        
                            
            
                                    
            
            

                
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    deg[mask] = (deg[mask] + 540) % 360 - 180

            


            
                                                                        
                            
            
                                    
            
            

                
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    deg = np.where(deg > 180 - eps, -180, deg)

            


            
                                                                        
                            
            
                                    
            
            

                
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    return deg

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def wrap360deg(deg: np.ndarray) -> np.ndarray:

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    """

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    Make sure that degrees (e.g. heading) is within 360 range.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    Ref: https://www.movable-type.co.uk/scripts/latlong-vincenty.html

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    """

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    mask = (deg < 0) | (deg > 360)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    deg[mask] = (deg[mask] % 360 + 360) % 360

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    return deg

            


            
                                                        
            
                                    
            
            

                
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