https://jsyeh.org/3dcg10
載win32 data
把data拉近win32
紅色茶壺程式碼
#include <GL/glut.h>
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glTranslatef(0.3,0.2,0);
glColor3f(1,0,0);
glutSolidTeapot(0.3);
glPopMatrix();
glutSwapBuffers();
}
int main ( int argc,char**argv)
{
glutInit( &argc,argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("HW2 bonus");
glutDisplayFunc(display);
glutMainLoop();
}
四個紅色茶壺
#include <GL/glut.h>
void myTeapot(float x,float y)
{
glPushMatrix();
glTranslatef(x,y,0);
glutSolidTeapot(0.3);
glPopMatrix();
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(1,0,0);
myTeapot(+0.5,+0.5);
myTeapot(+0.5,-0.5);
myTeapot(-0.5,-0.5);
myTeapot(-0.5,+0.5);
glutSwapBuffers();
}
int main ( int argc,char**argv)
{
glutInit( &argc,argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("HW2 bonus");
glutDisplayFunc(display);
glutMainLoop();
}
滑鼠
#include <GL/glut.h>
#include <stdio.h>
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glutSwapBuffers();
}
void mouse(int button,int state,int x,int y)
{
printf("%d %d %d %d\n",button,state,x,y);
}
int main ( int argc,char**argv)
{
glutInit( &argc,argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week04 mouse");
glutDisplayFunc(display);
glutMouseFunc(mouse);
glutMainLoop();
}
滑鼠黃色茶壺#include <GL/glut.h>
#include <stdio.h>
int mouseX=0,mouseY=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(1,1,0);
glPushMatrix();
glTranslatef((mouseX-150)/150.0,-(mouseY-150)/150.0,0);
glutSolidTeapot(0.3);
glPopMatrix();
glutSwapBuffers();
}
void mouse(int button,int state,int x,int y)
{
//printf("%d %d %d %d\n",button,state,x,y);
mouseX=x;mouseY=y;
}
int main ( int argc,char**argv)
{
glutInit( &argc,argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week04 mouse");
glutDisplayFunc(display);
glutMouseFunc(mouse);
glutMainLoop();
}
#include <GL/glut.h>
#include <stdio.h>
int mouseX=0,mouseY=0,N=0;
int mx[100],my[100];
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(1,1,0);
glBegin(GL_LINE_LOOP);
for(int i=0;i<N;i++)
{
glVertex2f((mx[i]-150)/150.0,-(my[i]-150)/150.0);
}
glEnd();
glutSwapBuffers();
}
void mouse(int button,int state,int x,int y)
{
//printf("%d %d %d %d\n",button,state,x,y);
mouseX=x;mouseY=y;
if(state==GLUT_DOWN){
printf(" glVertex2f((%d-150)/150.0,-(%d-150)/150.0);\n",x,y);
N++;
mx[N-1]=x;my[N-1]=y;
}
}
int main ( int argc,char**argv)
{
glutInit( &argc,argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week04 mouse");
glutDisplayFunc(display);
glutMouseFunc(mouse);
glutMainLoop();
}
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