week03 mouse

 #include <GL/glut.h>

#include <stdio.h>

void display()

{

    glutSolidTeapot(0.3);

    glutSwapBuffers();

}

void mouse (int button, int state, int x, int y)

{

    printf("Hello World\n");

}

int main(int argc, char*argv[])

{

    glutInit(&argc,argv);

    glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);

    glutCreateWindow("week03 mouse");

    glutDisplayFunc(display);

    glutMouseFunc(mouse);

    glutMainLoop();

}

#include <GL/glut.h>

#include <stdio.h>

void display()

{

    glutSolidTeapot(0.3);

    glutSwapBuffers();

}

void mouse (int button, int state, int x, int y)

{

    //printf("Hello World\n");

    if (state==GLUT_DOWN){

        printf("glVertex2f((%d-150)/150.0,-(%d-150)/150.0);\n", x, y);

    }

}

int main(int argc, char*argv[])

{

    glutInit(&argc,argv);

    glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);

    glutCreateWindow("week03 mouse");

    glutDisplayFunc(display);

    glutMouseFunc(mouse);

    glutMainLoop();

}

#include <GL/glut.h>

#include <stdio.h>

float teapotX =0, teapotY = 0;

void display()

{

    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    glPushMatrix();

    glTranslatef(teapotX, teapotY, 0);

    glutSolidTeapot(0.3);

    glPopMatrix();

    glutSwapBuffers();

}

void mouse (int button, int state, int x, int y)

{

    teapotX = (x-150)/150.0;

    teapotY = -(y-150)/150.0;

}

int main(int argc, char*argv[])

{

    glutInit(&argc,argv);

    glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);

    glutCreateWindow("week03 mouse");

    glutDisplayFunc(display);

    glutMouseFunc(mouse);

    glutMainLoop();

}

#include <GL/glut.h>

#include <stdio.h>

float teapotX =0, teapotY = 0;

float angle = 0;

void display()

{

    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    glPushMatrix();

    glRotatef(angle,0 ,0, 1);

    //glTranslatef(teapotX, teapotY, 0);

    glutSolidTeapot(0.3);

    glPopMatrix();

    glutSwapBuffers();

}

void mouse (int button, int state, int x, int y)

{

    teapotX = (x-150)/150.0;

    teapotY = -(y-150)/150.0;

}

void motion (int x, int y)

{

    angle = x;

    display();

}

int main(int argc, char*argv[])

{

    glutInit(&argc,argv);

    glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);

    glutCreateWindow("week03 mouse");

    glutDisplayFunc(display);

    glutMouseFunc(mouse);

    glutMotionFunc(motion);

    glutMainLoop();

}

#include <GL/glut.h>

#include <stdio.h>

float teapotX =0, teapotY = 0;

float angle = 0;

void display()

{

    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    glPushMatrix();

    glTranslatef(teapotX, teapotY, 0);

    glRotatef(angle,0 ,0, 1);

    glutSolidTeapot(0.3);

    glPopMatrix();

    glutSwapBuffers();

}

int method = 1;

int oldX = 0, oldY = 0;

void mouse (int button, int state, int x, int y)

{

    //teapotX = (x-150)/150.0;

    //teapotY = -(y-150)/150.0;

    oldX = x;

    oldY = y;

}

void motion (int x, int y)

{

    if(method==1){

        angle += x-oldX;

    }

    else if(method==2){

        teapotX += (x - oldX)/150.0;

        teapotY -= (y - oldY)/150.0;

    }

    oldX = x;

    oldY = y;

    display();

}

void keyboard(unsigned char key, int x, int y)

{

    if(key=='e') method=1;

    if(key=='w') method=2;

}

int main(int argc, char*argv[])

{

    glutInit(&argc,argv);

    glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);

    glutCreateWindow("week03 mouse");

    glutDisplayFunc(display);

    glutMouseFunc(mouse);

    glutMotionFunc(motion);

    glutKeyboardFunc(keyboard);

    glutMainLoop();

}