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#include <stdio.h>
#include "X11/Xlib.h"
struct image;
struct imageformat{
struct image *(*open)(FILE *);
int (*read)(struct image *);
void (*close)(struct image *);
};
typedef enum{
NONE,
IMG,
ALLOC,
LINEAR,
LINEARDRAWN,
BILINEAR,
BILINEARDRAWN,
} drawstate;
struct image{
unsigned char *buf;
unsigned int bufwidth, bufheight;
struct imageformat *fmt;
int redraw;
drawstate state;
XImage *ximg;
};
XImage *ximage(struct image *img, unsigned int width, unsigned int height);
void setaspect(unsigned int w, unsigned int h);
void xinit();
void drawimage(XImage *ximg, unsigned int width, unsigned int height);
XImage *getimage(struct image *img, unsigned int width, unsigned int height);
#ifdef TDEBUG
#define TDEBUG_START \
struct timeval t0;\
struct timeval t1;\
gettimeofday(&t0, NULL);
#define TDEBUG_END(x) \
gettimeofday(&t1, NULL); \
printf("%s: %li x100us\n", (x), ((t1.tv_sec - t0.tv_sec) * 1000000 + t1.tv_usec - t0.tv_usec) / 100);
#else
#define TDEBUG_START
#define TDEBUG_END(x)
#endif
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