background_create_from_surface - hpgDesigns/hpgdesigns-dev.io GitHub Wiki

Copies part of a surface and then makes it into a new background and returns the index.

• id: index of the surface to copy
• x: (x,y) coordinate representing the top left origin of the copy area
• y
• w: width of the area to copy
• h: height of the area to copy
• removeback: whether or not to remove the background color, determined by the lower left pixel
• smooth: whether to sort of interpolate the background

int: Returns the index of the new background created with part of the surface.

// example of copying a surface into a new background
var surfbg;
surfbg = background_create_from_surface(0, 0, surface_get_width(surfid), surface_get_height(surfid));

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