Brady的专栏

#include "GL/glut.h" #include "math.h" #include using namespace std; int xs = 0; int ys = 0; int r = 0; void MidCircle(int x0, int y0, int r) { int x=x0, y=y0+r, d, deltax, deltay; deltax=3; de

#include #include #include using namespace std; float xs = 0.0; float ys = 0.0; float xe = 0.0; float ye = 0.0; void LineDDA(int x0, int y0, int x1, int y1) { float x = 0.0; float y = 0.0; fl

#include "GL/glut.h" #include "stdio.h" #include "math.h" int xs, ys, xe, ye; void MidpointLine(int x0, int y0, int x1, int y1) { if((x0 != x1) && (y0 != y1)) { int a, b, deltal, delta2, d, x, y

#include #include #include int xs,ys,xe,ye; void BresenhamLine(int x0,int y0,int x1,int y1) { if((x0!=x1)&&(y0!=y1)) { int x,y,dx,dy,e,i; dx=x1-x0; dy=y1-y0; e=-dx; x=x0; y=y0; for(i=0

#include #include #include using namespace std; int xs = 0; int ys = 0; int r = 0; void BresenhamCircle(int x0, int y0, int r) { int x = 0; int y = r; int d = 2 * (1 -r); int d1 = 0; int d2