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| /**
*************************************************************
* @file artist.c
* @brief Challenge 15
*
* @author Gaspar Fernández <blakeyed@totaki.com>
* @version
* @date 17 jun 2011
* Historial de cambios:
*
*************************************************************/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
/* Huge string */
#define STRSIZE 1000
/* #define debug */
typedef struct TRect
{
int lx , ly , ux , uy , color ;
} TRect ;
int extrae_argumentos_dd (char *orig , char *delim , char ***args );
void fill_image (int *img , int width , int color , int x1 , int y1 , int x2 , int y2 );
void new_rect (int *img , int width , int height , int color , int lx , int ly , int ux , int uy );
void see_image (int *img , int width , int height );
char *trim2 (char *s , const char *trimChars );
void define_rect (TRect *r , int lx , int ly , int ux , int uy , int color );
void draw_rect (int *img , int width , int height , const TRect *r );
void swap (TRect * a , TRect * b );
void quicksort (TRect * izq , TRect * der );
int count_color (int *img , int width , int height , int color );
int main (int argc , char *argv [])
{
char **args ;
int control ;
char bigstr [STRSIZE ];
int width ;
int height ;
int colors ;
int c ;
unsigned *img ; /* Lots of colors available */
TRect *rectangles ;
int i ;
/* Read until EOF in stdin */
while (fgets (bigstr , STRSIZE , stdin )!=NULL)
{
control =extrae_argumentos_dd (trim2 (bigstr ,"\n\r "), " ", &args );
if (control <=3)
continue;
width =atoi (args [0]);
height =atoi (args [1]);
colors =atoi (args [2]);
if (control !=colors *5+3)
{
printf("Wrong number of parameters: %d; colors=%d\n", control , colors );
/* for (c=0; c<control; c++) */
/* printf("P%d=%s\n", c, args[c]); */
continue;
}
/* Everything's ok */
img =malloc (sizeof(int)*height *width );
fill_image (img , width , 1, 0,0, width -1, height -1);
rectangles =malloc (sizeof(TRect )*colors );
/* control=(control-3)/5; */
for (c =3, i =0; c <control ; c +=5, i ++)
{
define_rect (&rectangles [i ], atoi (args [c +0]),atoi (args [c +1]),atoi (args [c +2]),atoi (args [c +3]),atoi (args [c +4]));
}
quicksort (&rectangles [0], &rectangles [colors -1]);
for (i =0; i <colors ; i ++)
{
draw_rect (img , width , height , &rectangles [i ]);
}
#ifdef debug
see_image (img , width , height );
#endif
printf ("%d %d", 1, count_color (img , width , height , 1));
for (i =0; i <colors ; i ++)
{
control =count_color (img , width , height , rectangles [i ]. color);
if (control >0)
printf (" %d %d", rectangles [i ]. color, control );
}
printf("\n");
free (rectangles );
free (img );
}
return EXIT_SUCCESS ;
}
int count_color (int *img , int width , int height , int color )
{
int i , j ;
int s =0;
for (i =0; i <height ; i ++)
{
for (j =0; j <width ; j ++)
{
if (img [i *width +j ]==color )
s ++;
}
}
return s ;
}
void define_rect (TRect *r , int lx , int ly , int ux , int uy , int color )
{
r ->lx =lx ;
r ->ly =ly ;
r ->ux =ux ;
r ->uy =uy ;
r ->color =color ;
}
void draw_rect (int *img , int width , int height , const TRect *r )
{
new_rect (img , width , height , r ->color , r ->lx , r ->ly , r ->ux , r ->uy );
}
void new_rect (int *img , int width , int height , int color , int lx , int ly , int ux , int uy )
{
#ifdef debug
printf("LI: %d,%d | UR: %d, %d\n", lx , ly , ux , uy );
#endif
fill_image (img , width , color , lx , height -uy , ux -1, height -ly -1);
}
void fill_image (int *img , int width , int color , int x1 , int y1 , int x2 , int y2 )
{
int i , j ;
#ifdef debug
printf("%d,%d -> %d,%d\n", x1 ,y1 , x2 ,y2 );
#endif
for (i =y1 ; i <=y2 ; i ++)
{
for (j =x1 ; j <=x2 ; j ++)
{
img [i *width +j ]=color ;
}
}
}
void see_image (int *img , int width , int height )
{
int i , j ;
for (i =0; i <height ; i ++)
{
for (j =0; j <width ; j ++)
{
printf("%2d ", img [i *width +j ]);
}
printf("\n");
}
}
/* An old function I made */
int extrae_argumentos_dd (char *orig , char *delim , char ***args )
{
char *tmp ;
int num =0;
/* Reservamos memoria para copiar la candena ... pero la memoria justa */
char *str = malloc (strlen (orig )+1);
char **aargs ;
strcpy (str , orig );
aargs =malloc (sizeof(char**));
tmp =strtok (str , delim );
do
{
aargs [num ]=malloc (sizeof(char*));
/* strcpy(aargs[num], tmp); */
aargs [num ]=tmp ;
num ++;
/* Reservamos memoria para una palabra más */
aargs =realloc (aargs , sizeof(char**)*(num +1));
/* Extraemos la siguiente palabra */
tmp =strtok (NULL, delim );
} while (tmp !=NULL);
*args =aargs ;
return num ;
}
char *trim2 (char *s , const char *trimChars )
{
char *start = s ;
/* Nos comemos los caracteres al principio */
while(*start && strpbrk ((const char*)start , trimChars )==start )
++start ;
char *i = start ;
char *end = start ;
/* Nos comemos los caracteres al final */
while(*i )
{
if( strpbrk (i ++, trimChars )!=i -1 )
end = i ;
}
/* Coloramos el perminador */
*end = 0;
return start ;
}
/* to order colors */
void quicksort (TRect * izq , TRect * der )
{
if(der <izq ) return;
TRect pivot =*izq ;
TRect * ult =der ;
TRect * pri =izq ;
while(izq <der )
{
while(izq ->color <=pivot. color && izq <der +1) izq ++;
while(der ->color >pivot. color && der >izq -1) der --;
if(izq <der ) swap (izq ,der );
}
swap (pri ,der );
quicksort (pri ,der -1);
quicksort (der +1,ult );
}
void swap (TRect * a , TRect * b )
{
TRect temp =*a ;
*a =*b ;
*b =temp ;
} |
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