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TR's Pixel Puller v1.1 (9-3-2013)


TechnoRobbo

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Technorobbo's Pixel Puller


Designed to be a companion piece to the Pixel Pusher


Pull the image around to emphasize or de-emphasize perspective.


 


 


V1.1 faster code - Extreme warping


 


Menu: Effects->Distort


 


TrsPixelPullerMenu.png?raw=1


 





 


ToyTiger


TrsPixelPuller.png?raw=1


 


The 3 Zebra Stooges


TrsPixelPullerX.png?raw=1


 


The Menagerie


Menagerie.png?raw=1


 


 


The Code


 


Hidden Content:


// Submenu: Distort

// Name: TR's Pixel Puller v1.1

// Title: Pixel Puller - v1.1

// Author: TechnoRobbo


 

 

#region UICode

Pair<double, double> Amount1 = Pair.Create( 0.0 , 0.0 ); // Image Control

byte Amount2 = 0; // [1] Warp Type|Bezier (smooth)|Exponential (Extreme)

#endregion 

 

 

void Render(Surface dst, Surface src, Rectangle rect)

{

    Rectangle sel = EnvironmentParameters.GetSelection(src.Bounds).GetBoundsInt();

    //Pull===================================

    float controlx =(float)((Amount1.First + 1)/2);

    float controly =(float)((Amount1.Second + 1)/2);

    bool bezier = (Amount2==0);

    float nx = 0;

    float ny = 0;

    for (int y = rect.Top; y <rect.Bottom; y++){

        for (int x=rect.Left ; x< rect.Right ;x++){

            float spanx =((float)x - (float)sel.Left)/(float)sel.Width;

            float spany =((float)y - (float)sel.Top)/(float)sel.Height;

            

            if (bezier){

                nx =sel.Left + (1-((controlx * (1 - spanx)) * spanx + (1 - spanx) * (controlx * spanx + (1 - spanx)))) * sel.Width;

                ny =sel.Top + (1-((controly * (1 - spany)) * spany + (1 - spany) * (controly * spany + (1 - spany)))) * sel.Height;

            }else{

                nx =sel.Left + (float)Math.Pow(spanx,controlx * 4.90 +.1) * sel.Width;

                ny =sel.Top +  (float)Math.Pow(spany,controly * 4.90 +.1) * sel.Height;

            }

            ColorBgra CP= src.GetBilinearSampleClamped(nx,ny);

            dst[x,y]=CP;

       }

    }

}

 


 


TRsPixelPuller.zip

Edited by TechnoRobbo
  • Upvote 2

Go out there and be amazing. Have Fun, TR
TRsSig.png?raw=1
Some Pretty Pictures Some Cool Plugins

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