Week 03 彣禎的上課筆記

 

1.建立點.線.面.色彩

(1)先到http://www.cmlab.csie.ntu.edu.tw/~jsyeh/3dcg10/ 下載三個檔案

data.

win32.

glut32.dll

(2)把windows檔解壓縮並打開shapes檔

(3)點右鍵選PLOYGON

(4)完成

 

 

 2.複習上週程式(茶壺)

 

3.把茶壺上色

多加glColor3f(1,0,0); //紅

        glColor3f(0,1,0); //綠

        glColor3f(0,0,1); //藍

 

 

4.有顏色的三角形

刪除glutSolidTeapot(0.3);

        多加glBegin(GL_POLYGON);

 glColor3f(1,0,0);

   glVertex3f(0,0,0);//Vertex:頂點

 glColor3f(0,1,0);

   glVertex3f(1,1,0);

  glColor3f(0,0,1);

     glVertex3f(-1,1,0);

glEnd();