• Gray Library (gray.h)
• Constants
• Gray Levels
• Functions
• g_page(int page)
• g_plot(int x, int y, int GrayLevel)
• g_point(int x, int y)
• g_draw(int x1, int y1, int x2, int y2, int GrayLevel)
• g_drawr(int px, int py, int GrayLevel)
• g_drawb(int tlx, int tly, int width, int height, int GrayLevel)
• g_circle(int x, int y, int radius, int skip, int GrayLevel)
• g_clg(int GrayLevel)
• Notes