Hello world_OpenGL_note_Week04

Week 04

本周要開始學習移動，平移，轉動囉!


Step 1: call out from source

   find display

Step 2: change shape

   result

Step 3: another example to show

   result

Step 4: rotate rule test

   change the rotate axis

Step 5: a tip to control rotate system
   code:

   result:

Step 6: stop all rotate, ensure control factor
   code:

   result:

Step 7: scale change
   code:

   result:

Step 8: Translate

   change y position:

Step 9: two rotations overlap

Step 10: a small notice

Hint: Mouse Control Function will be taught on 7th week.