background_add - hpgDesigns/hpgdesigns-dev.io GitHub Wiki

Loads an external image file and creates a new background resource to hold it.

• fname, file path with the file name where the background is located
• removeback, whether or not to remove the background color if you are using a specific color for your alpha channel
• smooth, whether or not to interpolate the pixels of the background

Returns the index of the added background.

    //The following example loads background.png and draws it at 0,0
    background1=background_add("/home/greg/background.png",0,0,1) ;
    draw_background(background1,0,0);

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