吟霖根本我婆

week16-1_sample_gluLookAt

在resize()函式 加入gluLookAt()

2想再按按鍵時看不同位置

if(key=='?')

week16-2_glut_glutReshapeFunc_gluPerspective_gluLookAt

gluPerspective透視投影

glOrtho垂直投影

glFrustum ?

gluPerspective(視角,長寬比,z近,z遠)

fovy field of  view in y

aspect ratio

week16-3_myTexture_id1,id2_glBindTexture

兩張貼圖
use week05-rotating_earth