From 0f36cdce0d252790ce524b25ab5da87e75369ed5 Mon Sep 17 00:00:00 2001
From: Misa <infoteddy@infoteddy.info>
Date: Fri, 5 Mar 2021 20:46:19 -0800
Subject: [PATCH] Use SDL_floor() instead of libc floor()

Now there is one less dependency on libc.
---
 desktop_version/src/GraphicsUtil.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/desktop_version/src/GraphicsUtil.cpp b/desktop_version/src/GraphicsUtil.cpp
index 9c5e6149..e2f3d201 100644
--- a/desktop_version/src/GraphicsUtil.cpp
+++ b/desktop_version/src/GraphicsUtil.cpp
@@ -1,6 +1,5 @@
 #include "GraphicsUtil.h"
 
-#include <math.h>
 #include <SDL.h>
 #include <stddef.h>
 #include <stdlib.h>
@@ -264,7 +263,7 @@ void BlitSurfaceTinted(
             double temp_pixgreen = pixgreen * 0.587;
             double temp_pixblue = pixblue * 0.114;
 
-            double gray = floor((temp_pixred + temp_pixgreen + temp_pixblue + 0.5));
+            double gray = SDL_floor((temp_pixred + temp_pixgreen + temp_pixblue + 0.5));
 
             Uint8 ctred = (ct.colour & graphics.backBuffer->format->Rmask) >> 16;
             Uint8 ctgreen = (ct.colour & graphics.backBuffer->format->Gmask) >> 8;