code4.txt

自己写的一个分形程序

__declspec(dllexport) const FractalData* GetFractalData() {return &fractaldata;}

__declspec(dllexport) void CalcFractal(PixelInfo *pixelinfo, double left, double top, double scale, int wid, int hei, int lvl)
{
	PixelInfo *info;
//	datetype a, b, olda, oldb,;
	CComplex z, oldz, z0;
	int x, y, t;
	int countxy;
	datetype a1, b1, z2;
	for (x = 0 ;x < wid; x++)
		for (y = 0 ; y<hei;y++)
		{
			countxy=x+(hei-y-1)*wid;
			info=pixelinfo+countxy;
			if(!info->out)
			{
				z0.x=x*scale + left;
				z0.y=y*scale + top;
				if(info->lvl==0)
				{