Week16 02160145 方得榮

#include<GL/glut.h>
float angle1=0;
void display()
{
    glEnable(GL_DEPTH_TEST);
    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    glPushMatrix();
        glColor3f(0,0,1);
        glutSolidTeapot(0.3);

        glPushMatrix();
            glTranslatef(0.5,0.15,0);
            glRotatef(angle1,0,0,1);
            glTranslatef(0.3,0,0);

            glScalef(1,0.3,0.3);
            glColor3f(1,0,0);
            glutSolidSphere(0.3,30,30);
        glPopMatrix();
     glPopMatrix();

     glFlush();

}
void motion (int x,int y)
{
    angle1 = x;
    glutPostRedisplay();
}
int main(int argc,char**argv)
{
    glutInit(&argc,argv);
    glutCreateWindow("robot");
    glutDisplayFunc(display);
    glutMotionFunc(motion);
    glutMainLoop();
}

#include <GL/glut.h>

float angle[10]={}, oldX=0, oldY=0;

void drawBody(){

    glPushMatrix();

    glScalef(1, 0.5, 0.5);

    glutSolidCube(1);

    glPopMatrix();

}

void drawArm(){

    glPushMatrix();

    glScalef(0.6, 0.3, 0.3);

    glutSolidCube(1);

    glPopMatrix();

}

void display()

{

    { ///Lighting

    glColor3ub(166,132,100);

    GLfloat pos[]={0, 0, -1, 0};

    glLightfv(GL_LIGHT0, GL_POSITION, pos);

    glEnable(GL_LIGHT0);

    //glEnable(GL_LIGHTING);

    glEnable(GL_DEPTH_TEST);

    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    }

    glPushMatrix();

        glTranslatef(0.5, 0, 0);///最後一步, 把樓下的 "會對Arm Joint做旋轉的東西" 再移到右上 掛上去 ver 4

        glRotatef(angle[1], 0,0,1);///把下面整團, 都對中間做旋轉 ver 3

        glTranslatef(0.25, 0,0);///這是把它往右移, Arm Joint在中間 ver 2

        drawArm();///這是個Arm ver 1  Right Upper Arm

        glPushMatrix();

            glTranslatef(0.25, 0, 0);///最後一步, 把樓下的 "會對Arm Joint做旋轉的東西" 再移到右上 掛上去 ver 4

            glRotatef(angle[2], 0,0,1);///把下面整團, 都對中間做旋轉 ver 3

            glTranslatef(0.25, 0,0);///這是把它往右移, Arm Joint在中間 ver 2

            drawArm(); ///Right Lower Arm

        glPopMatrix();

    glPopMatrix();

    glPushMatrix();

        glTranslatef(-0.5, 0, 0);///最後一步, 把樓下的 "會對Arm Joint做旋轉的東西" 再移到右上 掛上去 ver 4

        glRotatef(-angle[3], 0,0,1);///把下面整團, 都對中間做旋轉 ver 3

        glTranslatef(-0.25, 0,0);///這是把它往右移, Arm Joint在中間 ver 2

        drawArm();///這是個Arm ver 1  Left Upper Arm

        glPushMatrix();

            glTranslatef(-0.25, 0, 0);///最後一步, 把樓下的 "會對Arm Joint做旋轉的東西" 再移到右上 掛上去 ver 4

            glRotatef(-angle[4], 0,0,1);///把下面整團, 都對中間做旋轉 ver 3

            glTranslatef(-0.25, 0,0);///這是把它往右移, Arm Joint在中間 ver 2

            drawArm(); ///Left Lower Arm

        glPopMatrix();

    glPopMatrix();

    drawBody();

    glFlush();

}

int angleID=1;

void motion(int x, int y)

{   angle[angleID] -= y - oldY;

    oldY=y; oldX=x;

}

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

    if(state==GLUT_DOWN) { oldX=x; oldY=y; }

}

void timer(int t)

{

    glutTimerFunc(20, timer, t+1);

    //angle++;

    glutPostRedisplay();

}

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

{

    if(key=='1')angleID=1;

    if(key=='2')angleID=2;

    if(key=='3')angleID=3;

    if(key=='4')angleID=4;

}

int main(int argc, char**argv)

{

    glutInit(&argc, argv);

    glutCreateWindow("T-R-T test");

    glutDisplayFunc(display);

    glutTimerFunc(20, timer, 0);

    glutMouseFunc(mouse);

    glutMotionFunc(motion);

    glutKeyboardFunc(keyboard);

    glutMainLoop();

}

#include <GL/glut.h>

#include<stdio.h>

FILE * fout=NULL;

FILE * fin=NULL;

int angleID=1;

float  oldX=0, oldY=0;

float angle[8]={0,0,0,0,0,0,0,0};

float angleOld[8]={0,0,0,0,0,0,0,0};

float angleNew[8]={0,0,0,0,0,0,0,0};

int now=0;

float a=0;

void motion(int x,int y)

{

    angle[angleID] -= y - oldY;

    oldY=y; oldX=x;

}

void readNew()

{

    if(fin==NULL)fin = fopen("a.txt","r");

    for(int i=0;i<8;i++)

    {

            angleOld[i]=angleNew[i];

        fscanf(fin,"%f ",&angleNew[i]);

        printf("%.1f ",angleNew[i]);

    }

}

void timerPlay(int t)

{

    glutTimerFunc(20,timerPlay,t+1);

    if(t%100==0) readNew();

    a=(t%100)/100;

    for(int i=0;i<8;i++)

    {

        angle[i]=(1-a)*angleOld[i] + (a)*angleNew[i];

    }

    glutPostRedisplay();

}

void drawBody(){

    glPushMatrix();

    glScalef(1, 0.5, 0.5);

    glutSolidCube(1);

    glPopMatrix();

}

void drawArm(){

    glPushMatrix();

    glScalef(0.6, 0.3, 0.3);

    glutSolidCube(1);

    glPopMatrix();

}

void display()

{

    { ///Lighting

    glColor3ub(166,132,100);

    GLfloat pos[]={0, 0, -1, 0};

    glLightfv(GL_LIGHT0, GL_POSITION, pos);

    glEnable(GL_LIGHT0);

    //glEnable(GL_LIGHTING);

    glEnable(GL_DEPTH_TEST);

    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    }

    glPushMatrix();

        glTranslatef(0.5, 0, 0);///最後一步, 把樓下的 "會對Arm Joint做旋轉的東西" 再移到右上 掛上去 ver 4

        glRotatef(angle[1], 0,0,1);///把下面整團, 都對中間做旋轉 ver 3

        glTranslatef(0.25, 0,0);///這是把它往右移, Arm Joint在中間 ver 2

        drawArm();///這是個Arm ver 1  Right Upper Arm

        glPushMatrix();

            glTranslatef(0.25, 0, 0);///最後一步, 把樓下的 "會對Arm Joint做旋轉的東西" 再移到右上 掛上去 ver 4

            glRotatef(angle[2], 0,0,1);///把下面整團, 都對中間做旋轉 ver 3

            glTranslatef(0.25, 0,0);///這是把它往右移, Arm Joint在中間 ver 2

            drawArm(); ///Right Lower Arm

        glPopMatrix();

    glPopMatrix();

    glPushMatrix();

        glTranslatef(-0.5, 0, 0);///最後一步, 把樓下的 "會對Arm Joint做旋轉的東西" 再移到右上 掛上去 ver 4

        glRotatef(-angle[3], 0,0,1);///把下面整團, 都對中間做旋轉 ver 3

        glTranslatef(-0.25, 0,0);///這是把它往右移, Arm Joint在中間 ver 2

        drawArm();///這是個Arm ver 1  Left Upper Arm

        glPushMatrix();

            glTranslatef(-0.25, 0, 0);///最後一步, 把樓下的 "會對Arm Joint做旋轉的東西" 再移到右上 掛上去 ver 4

            glRotatef(-angle[4], 0,0,1);///把下面整團, 都對中間做旋轉 ver 3

            glTranslatef(-0.25, 0,0);///這是把它往右移, Arm Joint在中間 ver 2

            drawArm(); ///Left Lower Arm

        glPopMatrix();

    glPopMatrix();

    drawBody();

    glFlush();

}

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

    if(state==GLUT_DOWN) { oldX=x; oldY=y; }

}

void timer(int t)

{

    glutTimerFunc(20, timer, t+1);

    //angle++;

    glutPostRedisplay();

}

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

{

    if(key=='1')angleID=1;

    if(key=='2')angleID=2;

    if(key=='3')angleID=3;

    if(key=='4')angleID=4;

    if(key=='p'){glutTimerFunc(20,timerPlay,0);}

    if(key=='s')

    {

        if(fout==NULL)fout = fopen("a.txt","w+");

        for(int i=0;i<8;i++)

        {

            printf("%.1f\t",angle[i]);

            fprintf(fout,"%.1f\t",angle[i]);

        }

        fprintf(fout,"\n");

        }

    glutPostRedisplay();

}

int main(int argc, char**argv)

{

    glutInit(&argc, argv);

    glutCreateWindow("T-R-T test");

    glutDisplayFunc(display);

    glutTimerFunc(20, timer, 0);

    glutMouseFunc(mouse);

    glutMotionFunc(motion);

    glutKeyboardFunc(keyboard);

    glutMainLoop();

}

Week15 02160145 方得榮

固定旋轉軸,
讓數字鍵可以移動茶壺

.

固定關節,
讓特定關節移動。

#include <GL/glut.h>

float oldX=0, oldY;

float angle[10]={0,0,0,0,0,0,0,0,0,0};

int now=0;

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

{

    if(key=='1') now=1;

    if(key=='2') now=2;

    if(key=='3') now=3;

    if(key=='4') now=4;

    glutPostOverlayRedisplay();

}

void drawBody()

{

    glPushMatrix();

    glScalef(1, 0.5, 0.5);

    glutSolidCube(1);

    glPopMatrix();

}

void drawArm()

{

    glPushMatrix();

    glScalef(0.6, 0.3, 0.3); ///手臂角度

    glutSolidCube(1);

    glPopMatrix();

}

void display()

{

    GLfloat pos[]={0, 0, -1, 0};

    glLightfv(GL_LIGHT0, GL_POSITION, pos);

    glEnable(GL_LIGHT0);

    glEnable(GL_LIGHTING);

    glEnable(GL_DEPTH_TEST);

    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    glPushMatrix();

        glTranslatef(0.5, 0, 0); ///旋轉軸

        glRotatef(angle[1], 0,0,1); ///角度

        glTranslatef(0.25, 0,0);///

        drawArm();

        //glutSolidTeapot(0.3);

    glPushMatrix();

        glTranslatef(0.25, 0, 0); ///旋轉軸

        glRotatef(angle[2], 0,0,1); ///角度

        glTranslatef(0.25, 0,0);///

        drawArm();

    glPopMatrix();

glPopMatrix();

    glPushMatrix();

        glTranslatef(-0.5, 0, 0); ///旋轉軸

        glRotatef(-angle[3], 0,0,1); ///角度

        glTranslatef(-0.25, 0,0);///

        drawArm();

    glPushMatrix();

        glTranslatef(-0.25, 0, 0); ///旋轉軸

        glRotatef(-angle[4], 0,0,1); ///角度

        glTranslatef(-0.25, 0,0);///

        drawArm();

    glPopMatrix();

    glPopMatrix();

    drawBody();

    glFlush();

}

void motion(int x, int y)

{

    angle[now] -= y - oldY;

    oldY=y; oldX=x;

}

void timer(int t)

{

    glutTimerFunc(20, timer, t+1);

    ///angle++; 要自己動，要刪掉

    glutPostRedisplay();

}

int main(int argc, char**argv)

{

    glutInit(&argc, argv);

    glutCreateWindow("TRT test");

    glutDisplayFunc(display);

    glutTimerFunc(20, timer, 0);

    glutMotionFunc(motion);

    glutKeyboardFunc(keyboard);

    glutMainLoop();

}

02160145方得榮 Week14 關節運動

#include<GL/glut.h>
float angle=0,oldX=0,oldY=0;
void drawBody()
{
    glPushMatrix();
    glScaled(1,0.3,0.3);
    glutSolidCube(1);
    glPopMatrix();

}
void drawArm()
{
    glPushMatrix();
    glScaled(0.8,0.3,0.3);
    glutSolidCube(1);
    glPopMatrix();

}
void display()
{
    GLfloat pos[]={0,0,-1,0};
    glLightfv(GL_LIGHT0,GL_POSITION,pos);
    glEnable(GL_LIGHT0);
    glEnable(GL_LIGHTING);

    glEnable(GL_DEPTH_TEST);
    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    glPushMatrix();
        glTranslatef(0.5,0,0);
        glRotatef(angle,0,0,1);
        glTranslatef(0.25,0,0);
        drawArm();
        glPushMatrix();
        glTranslatef(0.25,0,0);
        glRotatef(angle,0,0,1);
        glTranslatef(0.25,0,0);
        drawArm();
    glPopMatrix();
    glPopMatrix();
    glPushMatrix();
        glTranslatef(-0.5,0,0);
        glRotatef(-angle,0,0,1);
        glTranslatef(-0.25,0,0);
        drawArm();
        glPushMatrix();
        glTranslatef(-0.25,0,0);
        glRotatef(-angle,0,0,1);
        glTranslatef(-0.25,0,0);
        drawArm();
    glPopMatrix();
    glPopMatrix();
    drawBody();


    glFlush();
}
void motion(int x,int y)
{
    angle-=y-oldY;
    oldY=y; oldX=x;
}
void mouse(int button,int state ,int x,int y)
{
    if(state==GLUT_DOWN){oldX=x; oldY=y;}
}
void timer (int t)
{
    glutTimerFunc(20,timer,t+1);

    glutPostRedisplay();

}
int main(int argc,char**argv)
{
    glutInit(&argc,argv);
    glutCreateWindow("T-R-T test");
    glutDisplayFunc(display);
    glutTimerFunc(20,timer,0);
    glutMouseFunc(mouse);
    glutMotionFunc(motion);
    glutMainLoop();
}

02160145 方得榮 week12

#include "glm.h"
GLMmodel* pmodel = NULL;

void display()
{
    GLfloat pos[] ={0.0,0.0,-1.0,0.0};
    glLightfv(GL_LIGHT0,GL_POSITION,pos);
    glEnable(GL_LIGHTING);
    glEnable(GL_LIGHT0);

    glEnable(GL_DEPTH_TEST);
    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
    glmDraw(pmodel, GLM_SMOOTH | GLM_MATERIAL);
    glFlush();
}
int main(int argc, char** argv)
{

    pmodel = glmReadOBJ("porsche.obj");
    glmUnitize(pmodel);
glmFacetNormals(pmodel);
glmVertexNormals(pmodel, 90.0);

glutInit(&argc,argv);
glutCreateWindow("3D");
glutDisplayFunc(display);
glutMainLoop();
}

#include <opencv/highgui.h> ///for cvLoadImage()

#include <opencv/cv.h> ///for cvCvtColor()

#include <GL/glut.h> ///3D glut

#include <stdio.h>

float angle=0, earthX=0, earthY=0, earthVY=0, earthVX=0; ///自動轉很帥

GLUquadric * quad;

int pikaState=0;

void timer(int t)

{   glutTimerFunc(20, timer, 0);/// 1000 msec   50fps:20msec

    if(pikaState==0){

        angle+=1;///自動轉很帥

        earthX=0.8*cos(angle*3.14/180);

        earthY=0.8*sin(angle*3.14/180);

    }else if(pikaState==2){

        earthX+=earthVX;

        earthY+=earthVY;

        earthVY-=0.0098;

    }

    glutPostRedisplay();

}

void display()

{   glEnable(GL_DEPTH_TEST); ///要啟動 Detph Test 深度值的測試,3D顯示才正確

    glClear(GL_COLOR_BUFFER_BIT  | GL_DEPTH_BUFFER_BIT);

    glPushMatrix();///自動轉很帥

        glTranslatef(earthX, earthY, 0);

        glRotatef(90, 1,0,0);

        glRotatef(angle, 0,0,1);///自動轉很帥

        gluQuadricTexture(quad, 1);

        gluSphere(quad, 0.1, 30, 30);///glutSolidTeapot(0.3);

    glPopMatrix();///自動轉很帥

    glFlush();

}

GLuint id; ///準備一個 unsigned int 整數, 叫 貼圖ID

GLuint id2; ///準備一個 unsigned int 整數, 叫 貼圖ID

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

{   if(state==GLUT_UP){

        glBindTexture(GL_TEXTURE_2D, id2);

        pikaState=2;

        //earthVX=??

        //earthVY= 0.1;

        earthVY= (y-150.0)/500;

        earthVX= (150.0-x)/500;

    }else if(state==GLUT_DOWN){

        pikaState=1;

        glBindTexture(GL_TEXTURE_2D, id);

    }

}

void motion(int x, int y){

    earthX=(x-150.0)/150.0;

    earthY=(150.0-y)/150.0;

}

int myTexture(char *filename)

{

    IplImage * img = cvLoadImage(filename); ///OpenCV讀圖

    cvCvtColor(img,img, CV_BGR2RGB); ///OpenCV轉色彩 (需要cv.h)

    glEnable(GL_TEXTURE_2D); ///1. 開啟貼圖功能

    GLuint id; ///準備一個 unsigned int 整數, 叫 貼圖ID

    glGenTextures(1, &id); /// 產生Generate 貼圖ID

    glBindTexture(GL_TEXTURE_2D, id); ///綁定bind 貼圖ID

    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); /// 貼圖參數, 超過包裝的範圖T, 就重覆貼圖

    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); /// 貼圖參數, 超過包裝的範圖S, 就重覆貼圖

    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); /// 貼圖參數, 放大時的內插, 用最近點

    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); /// 貼圖參數, 縮小時的內插, 用最近點

    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, img->width, img->height, 0, GL_RGB, GL_UNSIGNED_BYTE, img->imageData);

    return id;

}

void myInit()

{   quad = gluNewQuadric();

    id = myTexture("image.jpg");

    id2 = myTexture("image2.jpg");

}   ///最後一行最難/最重要, 所貼圖影像的資料都設定好

int main(int argc, char**argv)

{   glutInit(&argc, argv);

    glutCreateWindow("3D");

    glutDisplayFunc(display); ///顯示

    glutTimerFunc(0, timer, 0);

    glutMouseFunc(mouse);

    glutMotionFunc(motion);

    myInit(); ///我的 init 初始化 把貼圖準備好 前面OpenCV 2行, 後面 OpenGL 9行

    glutMainLoop();

}

02160145 方得榮 Week11 "Timer"

#include <opencv/highgui.h> ///for cvLoadImage()
#include <opencv/cv.h> ///for cvCvtColor()
#include <GL/glut.h> ///3D glut
#include <stdio.h>
float angle=0; ///自動轉很帥
GLUquadric * quad;
void display()
{   glEnable(GL_DEPTH_TEST); ///要啟動 Detph Test 深度值的測試,3D顯示才正確
    glClear(GL_COLOR_BUFFER_BIT  | GL_DEPTH_BUFFER_BIT);
    glPushMatrix();///自動轉很帥
        glRotatef(90, 1,0,0);
        glRotatef(angle, 0,0,1);///自動轉很帥
        gluQuadricTexture(quad, 1);
        gluSphere(quad, 0.5, 30, 30); ///glutSolidTeapot(0.3);
    glPopMatrix();///自動轉很帥
    glFlush();
    angle+=1;///自動轉很帥
}
void myInit()
{
    quad = gluNewQuadric();
    IplImage * img = cvLoadImage("image.jpg"); ///OpenCV讀圖
    cvCvtColor(img,img, CV_BGR2RGB); ///OpenCV轉色彩 (需要cv.h)
    glEnable(GL_TEXTURE_2D); ///1. 開啟貼圖功能
    GLuint id; ///準備一個 unsigned int 整數, 叫 貼圖ID
    glGenTextures(1, &id); /// 產生Generate 貼圖ID
    glBindTexture(GL_TEXTURE_2D, id); ///綁定bind 貼圖ID
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); /// 貼圖參數, 超過包裝的範圖T, 就重覆貼圖
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); /// 貼圖參數, 超過包裝的範圖S, 就重覆貼圖
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); /// 貼圖參數, 放大時的內插, 用最近點
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); /// 貼圖參數, 縮小時的內插, 用最近點
    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, img->width, img->height, 0, GL_RGB, GL_UNSIGNED_BYTE, img->imageData);
}   ///最後一行最難/最重要, 所貼圖影像的資料都設定好
void timer(int t)
{/// 1000 msec   50fps:20msec
    glutTimerFunc(20, timer, 0);
    //printf("timer now\n");
    glutPostRedisplay();
}
int main(int argc, char**argv)
{   glutInit(&argc, argv);
    glutCreateWindow("3D");
    glutDisplayFunc(display); ///顯示
    //glutIdleFunc(display);///自動轉很帥 (閒閒沒事幹, 就重畫)
    glutTimerFunc(0, timer, 0);

    myInit(); ///我的 init 初始化 把貼圖準備好 前面OpenCV 2行, 後面 OpenGL 9行
    glutMainLoop();
}

#include <opencv/highgui.h> ///for cvLoadImage()
#include <opencv/cv.h> ///for cvCvtColor()
#include <GL/glut.h> ///3D glut
#include <stdio.h>
float angle=0; ///自動轉很帥
void timer(int t)
{
    glutTimerFunc(10,timer,t+1);
    angle+=1;//每次timer轉1度
    glutPostRedisplay();//要更新
}
void display()
{   glEnable(GL_DEPTH_TEST); ///要啟動 Detph Test 深度值的測試,3D顯示才正確
    glClear(GL_COLOR_BUFFER_BIT  | GL_DEPTH_BUFFER_BIT);
    glPushMatrix();///自動轉很帥

        glRotatef(angle, 0,1,0);///自動轉很帥
        glutSolidTeapot(0.5);

    glPopMatrix();///自動轉很帥
    glFlush();

}


int main(int argc, char**argv)
{   glutInit(&argc, argv);
    glutCreateWindow("3D");
    glutDisplayFunc(display); ///顯示
    //glutIdleFunc(display);///自動轉很帥 (閒閒沒事幹, 就重畫)
    glutTimerFunc(10, timer, 0);


    glutMainLoop();
}

#include <GL/glut.h>

#include <math.h>

float angle=0,potX=0,potY=0,potVX=0,potVY=0;

int potState=0;

void timer(int t)

{

    glutTimerFunc(10,timer,t+1);

    angle+=1;

    if(potState==0)potY=0.5*sin(angle/180.0*3.14);

    if(potState==2){potX+=potVX;  potY+=potVY;}

    glutPostRedisplay();

}

void display()

{

    glEnable(GL_DEPTH_TEST);

    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    glutSolidTeapot(0.01);

    glPushMatrix();

        glTranslatef(potX,potY,0);

        glRotatef(angle,0,1,0);

        glutSolidTeapot(0.01);

    glPopMatrix();

    glFlush();

}

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

{

    if(state==GLUT_DOWN)

    {

        potState=1;

    }

    else if(state==GLUT_UP)

    {

        potState=2;

        potVX=-(x-350)/3500.0;

        potVY=(y-350)/3500.0;

    }

}

void motion(int x,int y)

{

    if(potState==1)

    {

        potX=(x-350)/350.0;

        potY=-(y-350)/350.0;

    }

}

int main(int argc,char**argv)

{

    glutInit(&argc,argv);

    glutCreateWindow("3D");

    glutReshapeWindow(700,700);

    glutDisplayFunc(display);

    glutTimerFunc(10,timer,0);

    glutMouseFunc(mouse);

    glutMotionFunc(motion);

    glutMainLoop();

}

#include<GL/glut.h>

#include<math.h>

float angle=0,potX=0,potY=0;

void timer(int t)

{

    glutTimerFunc(10,timer,t+1);

    angle+=1;///每次timer轉1度

    potX=cos(angle/180.0*3.14);

    potY=0.5*sin(angle/180.0*3.14);

    glutPostRedisplay();///要更新

}

void display()

{

    glEnable(GL_DEPTH_TEST);

    glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);

    glPushMatrix();

        glTranslatef(potX,potY,0);

        glRotatef(angle,0,1,0);///把改過的angle轉動

        glutSolidTeapot(0.5);

    glPopMatrix();

    glFlush();

}

int main(int argc,char**argv)

{

    glutInit(&argc,argv);

    glutCreateWindow("3D");

    glutDisplayFunc(display);

    glutTimerFunc(10,timer,0);

    glutMainLoop();

}

02160145方得榮 Week 10 "texture"

1.下載並安裝opencv2.1  2008
2.下載freeglut
3.設定opencv
            (1)新專案選貝殼console app
            (2)project/build option 增加東西

4.將部分dll檔案複製到自己的專案資料夾

5.找texture並命名"image"放到專案資料夾
6.打程式

#include <opencv/highgui.h> ///for cvLoadImage()
#include <opencv/cv.h> ///for cvCvtColor()
#include <GL/glut.h> ///3D glut
float angle=0; ///自動轉很帥
void display()
{   glEnable(GL_DEPTH_TEST); ///要啟動 Detph Test 深度值的測試,3D顯示才正確
    glClear(GL_COLOR_BUFFER_BIT  | GL_DEPTH_BUFFER_BIT);
    glPushMatrix();///自動轉很帥
        glRotatef(angle, 0,1,0);///自動轉很帥
        glutSolidTeapot(0.3);
    glPopMatrix();///自動轉很帥
    glFlush();
    angle+=0.1;///自動轉很帥
}
void myInit()
{   IplImage * img = cvLoadImage("image.jpg"); ///OpenCV讀圖
    cvCvtColor(img,img, CV_BGR2RGB); ///OpenCV轉色彩 (需要cv.h)
    glEnable(GL_TEXTURE_2D); ///1. 開啟貼圖功能
    GLuint id; ///準備一個 unsigned int 整數, 叫 貼圖ID
    glGenTextures(1, &id); /// 產生Generate 貼圖ID
    glBindTexture(GL_TEXTURE_2D, id); ///綁定bind 貼圖ID
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); /// 貼圖參數, 超過包裝的範圖T, 就重覆貼圖
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); /// 貼圖參數, 超過包裝的範圖S, 就重覆貼圖
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); /// 貼圖參數, 放大時的內插, 用最近點
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); /// 貼圖參數, 縮小時的內插, 用最近點
    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, img->width, img->height, 0, GL_RGB, GL_UNSIGNED_BYTE, img->imageData);
}   ///最後一行最難/最重要, 所有貼圖影像的資料都設定好
int main(int argc, char**argv)
{   glutInit(&argc, argv);
    glutCreateWindow("3D");
    glutDisplayFunc(display); ///顯示
    glutIdleFunc(display);///自動轉很帥 (閒閒沒事幹, 就重畫)
    myInit(); ///我的 init 初始化 把貼圖準備好 前面OpenCV 2行, 後面 OpenGL 9行
    glutMainLoop();
}

02160145方得榮 Week 08

做出一個移動的茶壺
做出點擊滑鼠可以發出聲音

#include<GL/glut.h>
#include<stdio.h>
#include<mmsystem.h> //認識Playsound
#include<opencv/highgui.h>
float potX=-1 ,potY=0;
void display ()
{
    glClearColor(0,0,1,0);
    glClear(GL_COLOR_BUFFER_BIT);
     glPushMatrix();
    glTranslatef(potX,potY, 0);
    glutSolidTeapot(0.1);
    glPopMatrix();

    glFlush();
    potX+=0.001;
    if(potX>1.1)potX=-1.1;
}
void keyboard(unsigned char key,int x,int y)
{
    exit(0);
}
void mouse(int button,int state,int x,int y)
{
    if(state==GLUT_DOWN) //如果滑鼠按下
    {
        PlaySound("Data/Shot.wav",NULL,SND_ASYNC);
        printf("SHOT!");
        float mouseX= 2*x/1280.0 -1,mouseY = -(2*y/1024.0 -1);
        if(abs(mouseX-potX)<0.01 && abs(mouseY-potY)<0.01)
        {
            printf("YA! got it!\n");
            PlaySound("ahhh.wav",NULL,SND_ASYNC);
        }
    }
}
int main(int argc,char**argv)
{
    glutInit(&argc, argv);
    glutCreateWindow("hello");
    glutFullScreen();
    glutDisplayFunc(display);
    glutIdleFunc(display);
    glutKeyboardFunc(keyboard);
    glutMouseFunc(mouse);
    IplImage * img=cvLoadImage("C:/Users/Public/Pictures/Sample Pictures/tulips.jpg");
    cvShowImage("a", img);
    cvWaitKey(10);
    glutMainLoop();
   
}

02160145方得榮 Week07

#include<GL/glut.h>
#include<mmsystem.h>
#include<stdio.h>
void display()
{

        glutSolidTeapot(0.3);
        glFlush();                                   //弄出一個茶壺

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

    if(key=='a')
    {
        printf("AAA\n");                       //如果打A會出現aaa
    }
    else if(key=='b')
    {
        printf("BBB\n");
    }
}
void keyboard(unsigned char key, int x,int y)
{
    if(key=='1')PlaySound("Do.WAV",NULL,SND_ASYNC);   //(檔名,NULL,播放模式)
    if(key=='2')PlaySound("Re.WAV",NULL,SND_ASYNC);
    if(key=='3')PlaySound("Mi.WAV",NULL,SND_ASYNC);
    if(key=='4')PlaySound("Fa.WAV",NULL,SND_ASYNC);
    if(key=='5')PlaySound("So.WAV",NULL,SND_ASYNC);
    if(key=='6')PlaySound("La.WAV",NULL,SND_ASYNC);
    if(key=='7')PlaySound("Si.WAV",NULL,SND_ASYNC);         //如果打1234567會出現聲音
}
void mouse(int button,int state,int x,int y)
{
    printf("Playing sound\n");
    PlaySound("atchoum.wav",NULL,SND_ASYNC);   //滑鼠點擊會執行
}
int main(int argc,char **argv)
{
    glutInit(&argc, argv);

    glutCreateWindow("hello");

    glutDisplayFunc(display);
    glutKeyboardFunc(keyboard);

    glutMouseFunc(mouse);

    glutMainLoop();
}

02160145_方得榮 Week5

hw01:劃出一個3D圖形

#include <GL/glut.h>//宣告外掛程式
void display()
{
    glClear(GL_COLOR_BUFFER_BIT);
    glBegin(GL_POLYGON);
        glColor3f(1,0,0);//調整三原色
        glVertex3f(0.1,0.1,0.8);
        glVertex3f(-0.1,0.1,0.8);
        glVertex3f(-0.1,-0.1,0.8);
        glVertex3f(0.1,-0.1,0.8);//各點座標
    glEnd();
    glFlush();
}
int main(int argc,char **argv)
{
    glutInit(&argc,argv);
    glutCreateWindow("02160446");//標題名稱
    glutDisplayFunc(display);
    glutMainLoop();
}

hw02:讓方塊轉動

#include <GL/glut.h>

float angle=0;
void display()
{
    glClear(GL_COLOR_BUFFER_BIT);
    glPushMatrix();
        glRotatef(angle,0,1,0);
        glBegin(GL_POLYGON);
            glColor3f(1,0,0);//調整三原色
            glVertex3f(0.1,0.1,0.8);
            glVertex3f(-0.1,0.1,0.8);
            glVertex3f(-0.1,-0.1,0.8);
            glVertex3f(0.1,-0.1,0.8);//各點座標
        glEnd();
    glPopMatrix();
    angle +=0.01;
    glFlush();
}
int main(int argc,char **argv)
{
    glutInit(&argc,argv);
    glutCreateWindow("02160446");
    glutDisplayFunc(display);
    glutIdleFunc(display);
    glutMainLoop();
}

hw03:在劃出一個對等的方塊，再將兩個方塊用一個長方形連接起來

#include <GL/glut.h>

float angle=0;
void display()
{
    glClear(GL_COLOR_BUFFER_BIT);
    glPushMatrix();
        glRotatef(angle,0,1,0.5);
        glBegin(GL_POLYGON);
            glColor3f(1,0,0);
            glVertex3f(0.1,0.1,0.8);
            glVertex3f(-0.1,0.1,0.8);
            glVertex3f(-0.1,-0.1,0.8);
            glVertex3f(0.1,-0.1,0.8);
        glEnd();

        glBegin(GL_POLYGON);
            glColor3f(1,0,0);
            glVertex3f(0.1,0.1,-0.8);
            glVertex3f(-0.1,0.1,-0.8);
            glVertex3f(-0.1,-0.1,-0.8);
            glVertex3f(0.1,-0.1,-0.8);
         glEnd();

         glBegin(GL_QUAD_STRIP);
            glVertex3f(0.1,0.1,0.8);
            glVertex3f(0.1,0.1,-0.8);
            glVertex3f(-0.1,0.1,0.8);
            glVertex3f(-.1,0.1,-0.8);
            glVertex3f(-0.1,-0.1,0.8);
            glVertex3f(-0.1,-0.1,-0.8);
            glVertex3f(0.1,-0.1,0.8);
            glVertex3f(0.1,-0.1,-0.8);
        glEnd();
    glPopMatrix();
    angle +=0.01;
    glFlush();
}
int main(int argc,char **argv)
{
    glutInit(&argc,argv);
    glutCreateWindow("02160446");
    glutDisplayFunc(display);
    glutIdleFunc(display);
    glutMainLoop();
}

hw04:讓滑鼠可以轉動物件

#include <GL/glut.h>

float angle=0;

int oldx=0;

void display()

{

    glClear(GL_COLOR_BUFFER_BIT);

    glPushMatrix();

    glRotatef(angle,0,1,0.5);

    glBegin(GL_POLYGON);

        glColor3f(0,1,1);

        glVertex3f(0.1,0.1,0.8);

        glVertex3f(-0.1,0.1,0.8);

        glVertex3f(-0.1,-0.1,0.8);

        glVertex3f(0.1,-0.1,0.8);

    glEnd();

     glBegin(GL_POLYGON);

        glColor3f(0,1,1);

        glVertex3f(0.1,0.1,-0.8);

        glVertex3f(-0.1,0.1,-0.8);

        glVertex3f(-0.1,-0.1,-0.8);

        glVertex3f(0.1,-0.1,-0.8);

    glEnd();

    glBegin(GL_QUAD_STRIP);

        glColor3f(1,0,0);

        glVertex3f(0.1,0.1,0.8);

        glVertex3f(0.1,0.1,-0.8);

        glVertex3f(-0.1,0.1,0.8);

        glVertex3f(-0.1,0.1,-0.8);

        glVertex3f(-0.1,-0.1,0.8);

        glVertex3f(-0.1,-0.1,-0.8);

        glVertex3f(0.1,-0.1,0.8);

        glVertex3f(0.1,-0.1,-0.8);

    glEnd();

    glPopMatrix();

    angle+=0.01;

    glFlush();

}

void motion(int x,int y)

{

    angle+=(x-oldx);

    oldx=x;

}

int main(int argc,char **argv)

{

    glutInit(&argc,argv);

    glutCreateWindow("02160145");

    glutDisplayFunc(display);

    glutIdleFunc(display);

    glutMotionFunc(motion);//讓滑鼠可以轉動物件

    glutMainLoop();

}