backdirty.h

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#ifndef __BACKDIRTY_H__
#define __BACKDIRTY_H__
 
#include "deodhai.h"
#include <stdint.h>
 
/* handles the dirty areas of canvas surface */
/*
* BackDirtyInitialise -- initialise the back
* dirty count
*/
extern void BackDirtyInitialise();
 
/*
* BackDirtyAdd -- add a dirty rect to the list
* @param x -- X coord of the rect
* @param y -- Y coord of the rect
* @param w -- Width of the rect
* @param h -- Height of the rect
*/
extern void BackDirtyAdd(int x, int y, int w, int h);
 
/*
* BackDirtyGetRect -- get a rect from the list
* @param x -- Pointer where to store x
* @param y -- Pointer where to store y
* @param w -- mem pointer where to store w
* @param h -- mem pointer where to store h
* @param index -- index
*/
extern void BackDirtyGetRect(int *x, int *y, int *w, int *h, int index);
 
extern int BackDirtyGetDirtyCount();
 
extern void BackDirtyCountReset();
 
#endif