【计算机图形学】五、Julia集

1. 算法

2. 源代码

#include "stdafx.h"


#include "GL/glut.h"
#include "stdlib.h"
#include "math.h"

void init()
{
	glClearColor(1.0,1.0,1.0,0.0);
	
	glMatrixMode(GL_PROJECTION);
	gluOrtho2D(-0.2,1.2,-0.5,0.5);
}

typedef struct 
{
	float x,y;
}complexNumber;

void setPixel(complexNumber z)
{
	glBegin(GL_POINTS);
	glVertex2f(z.x,z.y);
	glEnd();
}

void JuliaPt(complexNumber lambda,complexNumber* z)
{
	complexNumber discr;
	float magnitudeSq,discrMag;