【计算机图形学】三、bezier曲线的生成

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(0.0,600.0,0.0,400.0);
}

typedef struct point
{
	float x,y;
}point;

void setPixel(point bezierPt)
{
	glBegin(GL_POINTS);
	glVertex2f(bezierPt.x,bezierPt.y);
	glEnd();
}

int binomialCoeffs(int k,int n)
{
	int i,c=1;
	if(k==0)
		return c;
	else
	{
		for(i=n-k+1;i&