2014 電腦圖學 Computer Graphics 授課教師: 葉正聖 銘傳大學資訊傳播工程系 每週主題: 程式環境、點線面顏色、移動/旋轉/縮放與矩陣(Matrix)、階層性關節轉動(T-R-T)、做出機器人、打光、貼圖、glu/glut函式、鍵盤、滑鼠、計時器(timer)、讀入3D模型、粒子系統、聲音、特效、投影矩陣、攝影機與運鏡、機器人2.0、期末作品
2014年6月13日 星期五
2014年5月2日 星期五
01160422_彭胤峰
#include <GL/glut.h>
float angleX=0;
float angleY=0;
float angle1=0;
float angle2=0;
float angle3=0;
float angle4=0;
void keyboard(unsigned char key, int x, int y)
{
if(key=='1') angle1+=5;
if(key=='2') angle1-=5;
if(key=='3') angle2+=5;
if(key=='4') angle2-=5;
if(key=='5') angle3+=5;
if(key=='6') angle3-=5;
if(key=='7') angle4+=5;
if(key=='8') angle4-=5;
if(key=='9') angleX+=5;
if(key=='0') angleX-=5;
if(key=='z') angleY+=5;
if(key=='x') angleY-=5;
glutPostRedisplay();//請電腦重新畫一次畫面
}
void myLight()
{
const GLfloat light_position[] = { 2.0f, 5.0f, -5.0f, 0.0f };
glEnable(GL_LIGHT0);
glEnable(GL_NORMALIZE);
glEnable(GL_COLOR_MATERIAL);
glEnable(GL_LIGHTING);
glLightfv(GL_LIGHT0, GL_POSITION, light_position);
}
void display()
{
glEnable(GL_DEPTH_TEST);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glRotatef(angleX,0,1,0);
glRotatef(angleY,1,0,0);
glPushMatrix(); //頭部
glTranslatef(0,0.3,0);
glutSolidSphere(0.1,100,100);
glPopMatrix();
glPushMatrix(); //身體
glTranslatef(0,0,0);
glutSolidSphere(0.2,100,100);
glPopMatrix();
glPushMatrix(); //右手軸
glTranslatef(0.3,0,0);
glutSolidSphere(0.1,100,100);
glPushMatrix(); //右手
glRotatef(angle1,0,0,1);
glTranslatef(0.2,0,0);
glScalef(0.3,0.1,0.1);
glutSolidCube(1);
glPopMatrix();
glPopMatrix();
glPushMatrix(); //左手軸
glTranslatef(-0.3,0,0);
glutSolidSphere(0.1,100,100);
glPushMatrix(); //左手
glRotatef(angle2,0,0,1);
glTranslatef(-0.2,0,0);
glScalef(0.3,0.1,0.1);
glutSolidCube(1);
glPopMatrix();
glPopMatrix();
glPushMatrix();
glTranslatef(0.3,-0.3,0);
glutSolidSphere(0.1,100,100);
glPushMatrix();
glRotatef(angle3,1,0,0);
glTranslatef(0,-0.1,0);
glScalef(0.1,0.3,0.1);
glutSolidCube(1);
glPopMatrix();
glPopMatrix();
glPushMatrix();
glTranslatef(-0.3,-0.3,0);
glutSolidSphere(0.1,100,100);
glPushMatrix();
glRotatef(angle4,1,0,0);
glTranslatef(0,-0.1,0);
glScalef(0.1,0.3,0.1);
glutSolidCube(1);
glPopMatrix();
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
}
int main()
{
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week11");
glutDisplayFunc(display);
glutKeyboardFunc(keyboard);
myLight();
glutMainLoop();
}
float angleX=0;
float angleY=0;
float angle1=0;
float angle2=0;
float angle3=0;
float angle4=0;
void keyboard(unsigned char key, int x, int y)
{
if(key=='1') angle1+=5;
if(key=='2') angle1-=5;
if(key=='3') angle2+=5;
if(key=='4') angle2-=5;
if(key=='5') angle3+=5;
if(key=='6') angle3-=5;
if(key=='7') angle4+=5;
if(key=='8') angle4-=5;
if(key=='9') angleX+=5;
if(key=='0') angleX-=5;
if(key=='z') angleY+=5;
if(key=='x') angleY-=5;
glutPostRedisplay();//請電腦重新畫一次畫面
}
void myLight()
{
const GLfloat light_position[] = { 2.0f, 5.0f, -5.0f, 0.0f };
glEnable(GL_LIGHT0);
glEnable(GL_NORMALIZE);
glEnable(GL_COLOR_MATERIAL);
glEnable(GL_LIGHTING);
glLightfv(GL_LIGHT0, GL_POSITION, light_position);
}
void display()
{
glEnable(GL_DEPTH_TEST);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glRotatef(angleX,0,1,0);
glRotatef(angleY,1,0,0);
glPushMatrix(); //頭部
glTranslatef(0,0.3,0);
glutSolidSphere(0.1,100,100);
glPopMatrix();
glPushMatrix(); //身體
glTranslatef(0,0,0);
glutSolidSphere(0.2,100,100);
glPopMatrix();
glPushMatrix(); //右手軸
glTranslatef(0.3,0,0);
glutSolidSphere(0.1,100,100);
glPushMatrix(); //右手
glRotatef(angle1,0,0,1);
glTranslatef(0.2,0,0);
glScalef(0.3,0.1,0.1);
glutSolidCube(1);
glPopMatrix();
glPopMatrix();
glPushMatrix(); //左手軸
glTranslatef(-0.3,0,0);
glutSolidSphere(0.1,100,100);
glPushMatrix(); //左手
glRotatef(angle2,0,0,1);
glTranslatef(-0.2,0,0);
glScalef(0.3,0.1,0.1);
glutSolidCube(1);
glPopMatrix();
glPopMatrix();
glPushMatrix();
glTranslatef(0.3,-0.3,0);
glutSolidSphere(0.1,100,100);
glPushMatrix();
glRotatef(angle3,1,0,0);
glTranslatef(0,-0.1,0);
glScalef(0.1,0.3,0.1);
glutSolidCube(1);
glPopMatrix();
glPopMatrix();
glPushMatrix();
glTranslatef(-0.3,-0.3,0);
glutSolidSphere(0.1,100,100);
glPushMatrix();
glRotatef(angle4,1,0,0);
glTranslatef(0,-0.1,0);
glScalef(0.1,0.3,0.1);
glutSolidCube(1);
glPopMatrix();
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
}
int main()
{
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week11");
glutDisplayFunc(display);
glutKeyboardFunc(keyboard);
myLight();
glutMainLoop();
}
2014年4月25日 星期五
01160422_彭胤峰
/*keyboard event + Command*/
#include <GL/glut.h>
#include <stdio.h>
#include <math.h>
float anglex=0 , angley=0 , startx=0 , starty=0;
float m[16]={1,0,0,0, 0,1,0,0, 0,0,1,0, 0,0,0,1};
void keyboard(unsigned char key , int x , int y)
{
printf("%c %d %d\n",key,x,y);
if(key=='a') anglex+=3;
if(key=='b') anglex-=3;
glutPostRedisplay();
}
void mouse(int button , int state /*按住0 放開1 */ , int x , int y)
{
printf("%d %d %d %d\n",button,state,x,y);
startx=x;
starty=y;
}
void motion(int x , int y) //拖曳function
{
printf("%d %d\n",x,y);
anglex+=x-startx; startx=x; //拖曳之後 到下一個點
angley+=y-starty; starty=y;
glutPostRedisplay();
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT ); //清除畫面的方法
glPushMatrix();
float dist =sqrt(anglex*anglex + angley*angley);
glRotatef(dist,-angley, -anglex , 0);
glMultMatrixf(m);
glGetFloatv(GL_MODELVIEW_MATRIX,m);
glRotatef(anglex,0,-1,0); /*移動x 中心軸y*/
glRotatef(angley,-1,0,0); /*移動y 中心軸x*/
glutSolidTeapot(0.3);
glPopMatrix();
glutSwapBuffers();
}
void light()
{
glEnable(GL_DEPTH_TEST); //深度測試
const GLfloat light_position[] = { 2.0f, 5.0f, -5.0f, 0.0f }; //打光的方法
glEnable(GL_LIGHT0);
glEnable(GL_NORMALIZE);
glEnable(GL_COLOR_MATERIAL);
glEnable(GL_LIGHTING);
glLightfv(GL_LIGHT0, GL_POSITION, light_position);
}
int main()
{
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week10");
glutDisplayFunc(display);
glutKeyboardFunc(keyboard);
glutMouseFunc(mouse);
glutMotionFunc(motion); //拖曳
light();
glutMainLoop();
}
2014年4月11日 星期五
2014年3月28日 星期五
01160422_彭胤峰
#include <opencv/highgui.h>
int main()
{
IplImage *img = cvLoadImage("earth.jpg");
cvNamedWindow("01160422");
cvShowImage("01160422",img);
cvWaitKey(0);
}
2014年3月21日 星期五
2014年3月14日 星期五
01160422_彭胤峰
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
//清畫面要清兩種東西(color繪出結果&depth深度值測試結果)
glRotatef(2,0,1,0);
//角度,x,y,z
glutWireTeapot(0.3);
//網狀茶壺
glutPostRedisplay();
//再畫一次
2014年3月7日 星期五
2014年2月21日 星期五
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