blur by Black

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void Terrain::createOverlayTexture(unsigned char *pOverlayData,Vector3 *pNormals,int size) {     //Terrain textures are generated real time     unsigned char *tmp;     tmp = new unsigned char[size*size*3];     if(!tmp)         return;     if(!pNormals)         return;     int var = 0;     for(int i=0;i<size;i++)         for(int k=0;k<size;k++){             if(m_pData->m_pVerts[(k)+(i)*m_nSizeX].y>240){                 tmp[(k+i*size)*3]    = 245;                     tmp[(k+i*size)*3+1]    = 245;                 tmp[(k+i*size)*3+2]    = 245;             }             ///Should be water take water level into account and if there is water O_O             else if(m_pData->m_pVerts[(k)+(i)*m_nSizeX].y<150){                 tmp[(k+i*size)*3]    = 0;                     tmp[(k+i*size)*3+1]    = 0;                 tmp[(k+i*size)*3+2]    = 245;             }             else if(pNormals[(k)+(i)*m_nSizeX].y<0.975f){                 var = rand()%100+150;                 tmp[(k+i*size)*3]    = var;                 tmp[(k+i*size)*3+1]    = var;                 tmp[(k+i*size)*3+2]    = var;             }else{                 var = 190+rand()%40;                 int choice = rand()%100;                 if(choice>30){                     tmp[(k+i*size)*3]    = 0;                         tmp[(k+i*size)*3+1]    = var;                     tmp[(k+i*size)*3+2]    = 0;                 }else if(choice<31){                                          tmp[(k+i*size)*3]    = 171;                         tmp[(k+i*size)*3+1]    = 210;                     tmp[(k+i*size)*3+2]    = 70;                 }             }         }              if(!pOverlayData)         return;     memcpy(pOverlayData,tmp,sizeof(unsigned char)*size*size*3);              int sumR,sumG,sumB;     for(int i=1;i<size-1;i++)         for(int k=1;k<size-1;k++){             sumR = 0;             sumG = 0;             sumB = 0;                          sumR =    tmp[(k-1+(i-1)*size)*3]                 +    tmp[(k+(i-1)*size)*3]                                                                           +    tmp[(k+1+(i-1)*size)*3]                     +    tmp[(k-1+i*size)*3]                     +    tmp[(k+i*size)*3]                 +    tmp[(k+1+i*size)*3]                 +    tmp[(k-1+(i+1)*size)*3]                 +    tmp[(k+(i+1)*size)*3]                 +    tmp[(k+1+(i+1)*size)*3];                          sumG =    tmp[(k-1+(i-1)*size)*3+1]                 +    tmp[(k+(i-1)*size)*3+1]                     +    tmp[(k+1+(i-1)*size)*3+1]                 +    tmp[(k-1+i*size)*3+1]                 +    tmp[(k+i*size)*3+1]                     +    tmp[(k+1+i*size)*3+1]                 +    tmp[(k-1+(i+1)*size)*3+1]                 +    tmp[(k+(i+1)*size)*3+1]                 +    tmp[(k+1+(i+1)*size)*3+1];                          sumB =    tmp[(k-1+(i-1)*size)*3+2]                 +    tmp[(k+(i-1)*size)*3+2]                 +    tmp[(k+1+(i-1)*size)*3+2]                 +    tmp[(k-1+i*size)*3+2]                 +    tmp[(k+i*size)*3+2]                 +    tmp[(k+1+i*size)*3+2]                 +    tmp[(k-1+(i+1)*size)*3+2]                 +    tmp[(k+(i+1)*size)*3+2]                 +    tmp[(k+1+(i+1)*size)*3+2];                      if(sumR<sumB) sumR=sumB;             pOverlayData[(k+i*size)*3]    = (int)(sumR /9);             pOverlayData[(k+i*size)*3+1]= (int)(sumG /9);             pOverlayData[(k+i*size)*3+2]= (int)(sumB /9);              }     g_TerrainTextures[0].createFromData(pOverlayData,size,3,GL_RGB);         delete []tmp; }