From 752055ccbaf0387af3925afb2765ef76677daf3b Mon Sep 17 00:00:00 2001 From: Chaosus Date: Thu, 7 Mar 2019 20:23:52 +0300 Subject: [PATCH] Fix division by zero at wrap functions in mono --- modules/mono/glue/Managed/Files/Mathf.cs | 4 ++-- modules/mono/glue/Managed/Files/MathfEx.cs | 5 +++++ 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/modules/mono/glue/Managed/Files/Mathf.cs b/modules/mono/glue/Managed/Files/Mathf.cs index dcab3c1ffc..5f5de12959 100644 --- a/modules/mono/glue/Managed/Files/Mathf.cs +++ b/modules/mono/glue/Managed/Files/Mathf.cs @@ -289,13 +289,13 @@ namespace Godot public static int Wrap(int value, int min, int max) { int rng = max - min; - return min + ((value - min) % rng + rng) % rng; + return rng != 0 ? min + ((value - min) % rng + rng) % rng : min; } public static real_t Wrap(real_t value, real_t min, real_t max) { real_t rng = max - min; - return min + ((value - min) % rng + rng) % rng; + return !IsEqualApprox(rng, default(real_t)) ? min + ((value - min) % rng + rng) % rng : min; } } } diff --git a/modules/mono/glue/Managed/Files/MathfEx.cs b/modules/mono/glue/Managed/Files/MathfEx.cs index 2ef02cc288..414762f7b1 100644 --- a/modules/mono/glue/Managed/Files/MathfEx.cs +++ b/modules/mono/glue/Managed/Files/MathfEx.cs @@ -35,5 +35,10 @@ namespace Godot { return (int)Math.Round(s); } + + public static bool IsEqualApprox(real_t a, real_t b, real_t ratio = Mathf.Epsilon) + { + return Abs(a - b) < ratio; + } } } \ No newline at end of file