From 2ec55fd974a63b705a4777c256d2222c874fa043 Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Thu, 31 Jan 2019 18:38:35 +0800
Subject: *SDL project

---
 Source/3rdParty/SDL2/src/video/cocoa/SDL_cocoamouse.m | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'Source/3rdParty/SDL2/src/video/cocoa/SDL_cocoamouse.m')

diff --git a/Source/3rdParty/SDL2/src/video/cocoa/SDL_cocoamouse.m b/Source/3rdParty/SDL2/src/video/cocoa/SDL_cocoamouse.m
index 029a318..c9db253 100644
--- a/Source/3rdParty/SDL2/src/video/cocoa/SDL_cocoamouse.m
+++ b/Source/3rdParty/SDL2/src/video/cocoa/SDL_cocoamouse.m
@@ -432,6 +432,16 @@ Cocoa_HandleMouseWheel(SDL_Window *window, NSEvent *event)
         }
     }
 
+    if (x > 0) {
+        x = SDL_ceil(x);
+    } else if (x < 0) {
+        x = SDL_floor(x);
+    }
+    if (y > 0) {
+        y = SDL_ceil(y);
+    } else if (y < 0) {
+        y = SDL_floor(y);
+    }
     SDL_SendMouseWheel(window, mouse->mouseID, x, y, direction);
 }
 
-- 
cgit v1.1-26-g67d0