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#ifndef __PPM_TOOL_H
#define __PPM_TOOL_H
#include <glib.h>
typedef struct ppm {
int width;
int height;
unsigned char *col;
} ppm_t;
void fatal(char *s);
void ppm_kill(ppm_t *p);
void ppm_new(ppm_t *p, int xs, int ys);
void get_rgb(ppm_t *s, float xo, float yo, unsigned char *d);
void resize(ppm_t *p, int nx, int ny);
void rescale(ppm_t *p, double scale);
void resize_fast(ppm_t *p, int nx, int ny);
void ppm_load(const char *fn, ppm_t *p);
void ppm_save(ppm_t *p, const char *fn);
void ppm_copy(ppm_t *s, ppm_t *p);
void fill(ppm_t *p, guchar *c);
void free_rotate(ppm_t *p, double amount);
void ppm_pad(ppm_t *p, int left,int right, int top, int bottom, guchar *);
void edgepad(ppm_t *p, int left,int right, int top, int bottom);
void autocrop(ppm_t *p, int room);
void crop(ppm_t *p, int lx, int ly, int hx, int hy);
void ppm_apply_gamma(ppm_t *p, float e, int r, int g, int b);
void ppm_apply_brightness(ppm_t *p, float e, int r, int g, int b);
void ppm_put_rgb_fast(ppm_t *s, float xo, float yo, guchar *d);
void ppm_put_rgb(ppm_t *s, float xo, float yo, guchar *d);
void ppm_drawline(ppm_t *p, float fx, float fy, float tx, float ty, guchar *col);
void repaint(ppm_t *p, ppm_t *a);
void blur(ppm_t *p, int xrad, int yrad);
void mkgrayplasma(ppm_t *p, float turb);
#define PPM_IS_INITED(ppm_ptr) ((ppm_ptr)->col != NULL)
#endif /* #ifndef __PPM_TOOL_H */
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