rain.h

visual c++ 实例编程

#define defaultdropvelocity 10;
#define defaultripplevelocity 10;

typedef struct {
	COLORREF color;
	bool visibility;
	float radius;
	float x;
	float y;
	float xvelocity;
	float yvelocity;
} droplet;

struct dropletchain {
	struct dropletchain * pre;
	droplet * drop;
	struct dropletchain * next;
} ;


typedef struct {
    COLORREF color;
	float xdrop;
	float ydrop;
	float radius;
	int shown;
}ripple;

struct ripplechain {
	struct ripplechain * pre;
	ripple * aripple;
	struct ripplechain * next;
};