The script, below, should draw an opengl window with a red background. When I run it in a fresh J session, I get a black background.
After I start the OpenGL Introduction lab, I get a red background from the script, below. require'jzopengl' P=: 0 : 0 pc p; xywh 0 0 50 50;cc c isigraph rightmove bottommove; pas 6 6;pcenter; rem form end; ) p_run=: 3 : 0 wd P ogl=: ''conew'jzopengl' wd 'pshow;' ) p_close=: 3 : 0 codestroy__ogl'' wd'pclose' ) p_c_size=: 3 : 0 alloc__ogl glqwh__ogl'' p_c_paint'' ) p_c_paint=: 3 : 0 glClear__ogl GL_COLOR_BUFFER_BIT draw_keep__ogl'' ) p_run'' -- Raul ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
