turn a picture around

turnpicaround

//this is may pacman
int pacmab[256]={
 9,9,9,9,9,9,9,9,
 9,1,1,1,9,9,9,9,
 1,1,1,1,1,9,9,9,
 1,1,1,1,1,9,9,9,
 1,1,1,1,1,9,9,9,
 9,1,1,1,9,9,9,9,
 9,9,9,9,9,9,9,9,
 9,9,9,9,9,9,9,9,

 9,9,9,9,9,9,9,9,
 9,1,1,1,9,9,9,9,
 1,1,1,1,1,9,9,9,
 9,9,1,1,1,9,9,9,
 1,1,1,1,1,9,9,9,
 9,1,1,1,9,9,9,9,
 9,9,9,9,9,9,9,9,
 9,9,9,9,9,9,9,9,

 9,9,9,9,9,9,9,9,
 9,1,1,1,9,9,9,9,
 9,9,1,1,1,9,9,9,
 9,9,9,1,1,9,9,9,
 9,9,1,1,1,9,9,9,
 9,1,1,1,9,9,9,9,
 9,9,9,9,9,9,9,9,
 9,9,9,9,9,9,9,9,

 9,9,9,9,9,9,9,9,
 9,1,1,1,9,9,9,9,
 1,1,1,1,1,9,9,9,
 9,9,1,1,1,9,9,9,
 1,1,1,1,1,9,9,9,
 9,1,1,1,9,9,9,9,
 9,9,9,9,9,9,9,9,
 9,9,9,9,9,9,9,9,
  
};


void displaygifdir( CRGB *pica, long int x0, long int y0, long int h, long int w,long  pic,int direc)
{
//pic is a number that allow me to select the picture i want i store all pacman faces in the same array
//direct is an number to decide in wich direction to turn the image

 CRGB *bitmapRGB =(CRGB*)malloc(w*h*sizeof(CRGB)) ;
    if(bitmapRGB==NULL)
    {
        Serial.println("immossibnle de créer l'image");
        return;
    }

 memcpy ( bitmapRGB, pica+(h*w*pic), h*w*sizeof(CRGB) );
//Serial.println((h*w*pic)*sizeof(CRGB));
switch(direc){

  case 1:
  for(int i=0 ;i<h;i++)
  {
    for(int j=0;j<int(w/2);j++)
    {
      CRGB dd=bitmapRGB[i*w+j];
      bitmapRGB[i*w+j]=bitmapRGB[i*w+(w-1-j)];
      bitmapRGB[i*w+(w-j-1)]=dd;
    }
      
  }
  
  break;


  case 2:
  
  //Symetrie diagoonale
  for(int i=0 ;i<=h-1;i++)
  {
    for(int j=i+1;j<w;j++)
    {
      CRGB dd=bitmapRGB[i*w+j];
      bitmapRGB[i*w+j]=bitmapRGB[j*w+i];
      bitmapRGB[j*w+i]=dd;
    }
      
  }

//sympetrie horizonatle

   for(int i=0 ;i<int(h/2);i++)
  {
    for(int j=0;j<w;j++)
    {
      CRGB dd=bitmapRGB[i*w+j];
      bitmapRGB[i*w+j]=bitmapRGB[(h-1-i)*w+j];
      bitmapRGB[(h-1-i)*w+j]=dd;
    }
      
  } 
  
  break;

case 4:

for(int i=0 ;i<h;i++)
  {
    for(int j=0;j<int(w/2);j++)
    {
      CRGB dd=bitmapRGB[i*w+j];
      bitmapRGB[i*w+j]=bitmapRGB[i*w+(w-1-j)];
      bitmapRGB[i*w+(w-j-1)]=dd;
    }
      
  }

  
  //Symetrie diagoonale
  for(int i=0 ;i<=h-1;i++)
  {
    for(int j=i+1;j<w;j++)
    {
      CRGB dd=bitmapRGB[i*w+j];
      bitmapRGB[i*w+j]=bitmapRGB[j*w+i];
      bitmapRGB[j*w+i]=dd;
    }
      
  }

//sympetrie horizonatle

   for(int i=0 ;i<int(h/2);i++)
  {
    for(int j=0;j<w;j++)
    {
      CRGB dd=bitmapRGB[i*w+j];
      bitmapRGB[i*w+j]=bitmapRGB[(h-1-i)*w+j];
      bitmapRGB[(h-1-i)*w+j]=dd;
    }
      
  } 
  


  
  
  break;
  

  
}
 
 displayPicNew( bitmapRGB, x0, y0,  h,  w); //here replace with your function to display

    free(bitmapRGB);  
}