test program for phong shading using texture mapping how to operate sp ESC key : exit F1 key : invoke phong (texture mapping) F2 key : invoke gouraud F3 key : set multiple lights ( when gouraud is on ) F4 key : set one light ( when gouraud is on ) I key : ipaste texture.rgb N key : toggle net on/off M key : in phong mode (texture mapping) toggle between POINT-sampling and BILINEAR (MIN mipmap) S key : toggles solid on/off F key : toggles fog on/off LEFTMOUSE is used to rotate MIDDLEMOUSE and LEFTMOUSE is used to scale.
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