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Push — dev ( e9cf15...64faf7 )
by Fike
03:26
created

SubPixelOffsetCalculator::calculate()   A

↳ Parent: SubPixelOffsetCalculator

Complexity

Conditions 1
Paths 1

Size

Total Lines 4
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 1
eloc 2
nc 1
nop 1
dl 0
loc 4
rs 10
c 0
b 0
f 0
1 
<?php
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namespace AmaTeam\Image\Projection\Conversion\Processor\FXAA;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class SubPixelOffsetCalculator

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    /**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @param Edge $edge

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @return float

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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     */

            


            
                                                                        
                            
            
                                    
            
            

                
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    public static function calculate(Edge $edge)

            


            
                                                                        
                            
            
                                    
            
            

                
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    {

            


            
                                                                        
                            
            
                                    
            
            

                
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        $thickness = $edge->backwardDistance + $edge->forwardDistance;

            


            
                                                                        
                            
            
                                    
            
            

                
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        return 0.5 - (min($edge->backwardDistance, $edge->forwardDistance) / $thickness);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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