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GMS 2.3.3+ supports default values now #1

@gnysek

Description

@gnysek

Most of functions can be simplified, as argument_count isn't required anymore - default values can be set instead.

For example:

function pt_size() {

	var minSize = argument[0];
	var maxSize = minSize;
	var inc = 0;
	var wiggle = 0;

	if (argument_count > 1) {
		maxSize = argument[1];
	}

	if (argument_count > 2) {
	    inc = argument[2];
	}

	if (argument_count > 3) {
	    wiggle = argument[3];
	}

	part_type_size(global.__part_gen_type, argument[0], argument[1], inc, wiggle);
}

Becomes

function pt_size(minSize = 0, maxSize = undefined, inc = 0, wiggle = 0) {

	if (is_undefined(maxSize) {
		maxSize = minSize;
	}

	part_type_size(global.__part_gen_type, minSize, maxSize, inc, wiggle);
}

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