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eucmod.md

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Home > Community Toolbox Reference > Math utilities > Euclidean division

eucmod

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Calculates a remainder from the Euclidian division (the remainder will always be non-negative).

Arguments
Argument Type Usage Description
dividend Real Required The dividend (i.e. the value to get the remainder of).
divisor Real Required The divisor (i.e. the value to divide by).
Returns

Real

Example

The following code shows using Euclidean division remainder to cycle through menu options. It properly handles negative selected index that occurs when the player pressed up arrow key starting from selected index of 0.

if (keyboard_check_pressed(vk_up))
    selected_index -= 1;

if (keyboard_check_pressed(vk_down))
    selected_index += 1;

selected_index = eucmod(selected_index, options_count);

Update history

  • 23.4.0 - Created a function to calculate the remainder of an Euclidean division.