mouse旋轉機器人 好了啦超會跳

/*dancing robot*/

#include <GL/glut.h>

#include <opencv/highgui.h>

#include <opencv/cv.h>

//float angleX =0, angle0=0, angle1=0, angle2=0, angle3=0;

int angleID=0;

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

GLuint id[5];//技巧2: 使用陣列, 讓變數 變 簡單 simple

IplImage * img[5];

char filename[5][100]={"imgBody.png", "imgHand0.png", "imgLeg0.png", "imgLeg1.png","imgarm.png"};

void myTexture()

{

    glEnable(GL_TEXTURE_2D);

    for(int i=0; i<5; i++){//技巧3: 迴圈, 可以讓程式碼, 做重覆的事可以很爽 清爽

    img[i] = cvLoadImage( filename[i] );

    cvCvtColor(img[i], img[i], CV_BGR2RGB);

    glGenTextures(1, &id[i]);

    glBindTexture(GL_TEXTURE_2D, id[i]);//head

    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);

    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);

    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_LINEAR);

    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_LINEAR);

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

}

}

void myRect()//技巧1: 重覆的程式碼, 用函式拉出來, 就不用一直copy啦

{//函式就是 黑盒子 幫你做事情!

    glPushMatrix();

    glScalef(0.2, 0.5, 0.5);

    glBegin(GL_POLYGON);

    glTexCoord2f(0,0);  glVertex3f(-0.5, 0.5,0);

    glTexCoord2f(0,1);  glVertex3f(-0.5,-0.5,0);

    glTexCoord2f(1,1);  glVertex3f( 0.5,-0.5,0);

    glTexCoord2f(1,0);  glVertex3f( 0.5, 0.5,0);

    glEnd();

    glPopMatrix(); 

}

void display()

{

glEnable(GL_DEPTH_TEST);

glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

glPushMatrix();

glBindTexture(GL_TEXTURE_2D, id[0]);

myRect();//body//技巧1: 用函式, 哥就是帥!

glPushMatrix();//left hand

glTranslatef(-0.1, 0.15, 0);

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

glTranslatef(0, -0.25, 0);

glBindTexture(GL_TEXTURE_2D, id[1]);

myRect();//技巧1: 用函式, 哥就是帥!

glPushMatrix();//left arm

glTranslatef(0, -0.25, 0);

glutSolidSphere(0.12,20,20);

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

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

glTranslatef(0, -0.25, 0);

glBindTexture(GL_TEXTURE_2D, id[4]);

myRect();//技巧1: 用函式, 哥就是帥!

glPopMatrix();

glPopMatrix();

glPushMatrix();//right hand

glTranslatef(0.1, 0.15, 0);

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

glTranslatef(0, -0.25, 0);

glBindTexture(GL_TEXTURE_2D, id[1]);

myRect();//技巧1: 用函式, 哥就是帥!

glPushMatrix();//right arm

glTranslatef(0, -0.25, 0);

glutSolidSphere(0.12,20,20);

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

glRotatef(angle[3], 0,0,1);

glTranslatef(0, -0.25, 0);

glBindTexture(GL_TEXTURE_2D, id[4]);

myRect();//技巧1: 用函式, 哥就是帥!

glPopMatrix();

glPopMatrix();

glPushMatrix();//left leg

glTranslatef( -0.05, -0.25, 0);

glRotatef(angle[4], 0,0,1);

glTranslatef(0, 0.25, 0);

glBindTexture(GL_TEXTURE_2D, id[2]);

myRect();

glPushMatrix();//left foot

glTranslatef(0, 0.25, 0);

glutSolidSphere(0.15,20,20);

//glTranslatef( 0, 0.25, 0);

glRotatef(angle[5], 0,0,1);

glTranslatef(0, 0.2, 0);

glBindTexture(GL_TEXTURE_2D, id[3]);

myRect();

glPopMatrix();   

glPopMatrix();

glPushMatrix();//right leg

glTranslatef( 0.05, -0.25, 0);

glRotatef(angle[6], 0,0,1);

glTranslatef(0, 0.25, 0);

glBindTexture(GL_TEXTURE_2D, id[2]);

myRect();

glPushMatrix();//right foot

glTranslatef(0, 0.25, 0);

glutSolidSphere(0.15,20,20);

//glTranslatef( 0, 0.25, 0);

glRotatef(angle[7], 0,0,1);

glTranslatef(0, 0.2, 0);

glBindTexture(GL_TEXTURE_2D, id[3]);

myRect();

glPopMatrix();

glPopMatrix();

glTranslatef(0, 0.4, 0);

glutSolidSphere(0.2,30,30);

glPopMatrix();

glutSwapBuffers();

}

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

{

if(key=='0') angleID=0;

if(key=='1') angleID=1;

if(key=='2') angleID=2;

if(key=='3') angleID=3;

if(key=='4') angleID=4;

if(key=='5') angleID=5;

if(key=='6') angleID=6;

if(key=='7') angleID=7;

 

glutPostRedisplay();//請電腦重新畫一次畫面

}

int oldX=0, oldY=0;

void motion(int x, int y)

{

angle[angleID] += x-oldX;  oldX=x;

glutPostRedisplay();

}

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

{

oldX=x; oldY=y;

}

int main()

{

glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);

glutCreateWindow("week13");

glutDisplayFunc(display);

glutKeyboardFunc(keyboard);

glutMouseFunc(mouse);//記得呼叫

glutMotionFunc(motion);

myTexture();

glutMainLoop();

}