From 4676705de00931379120f40c0a1271c5805da80f Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <icculus@icculus.org>
Date: Wed, 11 Jun 2014 00:12:19 -0400
Subject: [PATCH] Implement Windows GetAbsoluteMouseState().

---
 src/video/windows/SDL_windowsmouse.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/src/video/windows/SDL_windowsmouse.c b/src/video/windows/SDL_windowsmouse.c
index 0abd212404623..8bb4106e288a5 100644
--- a/src/video/windows/SDL_windowsmouse.c
+++ b/src/video/windows/SDL_windowsmouse.c
@@ -260,6 +260,24 @@ WIN_CaptureMouse(SDL_Window *window)
     return ToggleRawInput(window != NULL);
 }
 
+static Uint32
+WIN_GetAbsoluteMouseState(int *x, int *y)
+{
+    Uint32 retval = 0;
+    POINT pt = { 0, 0 };
+    GetCursorPos(&pt);
+    *x = (int) pt.x;
+    *y = (int) pt.y;
+
+    retval |= GetAsyncKeyState(VK_LBUTTON) & 0x8000 ? SDL_BUTTON_LMASK : 0;
+    retval |= GetAsyncKeyState(VK_RBUTTON) & 0x8000 ? SDL_BUTTON_RMASK : 0;
+    retval |= GetAsyncKeyState(VK_MBUTTON) & 0x8000 ? SDL_BUTTON_MMASK : 0;
+    retval |= GetAsyncKeyState(VK_X1BUTTON) & 0x8000 ? SDL_BUTTON_X1MASK : 0;
+    retval |= GetAsyncKeyState(VK_X2BUTTON) & 0x8000 ? SDL_BUTTON_X2MASK : 0;
+
+    return retval;
+}
+
 void
 WIN_InitMouse(_THIS)
 {
@@ -272,6 +290,7 @@ WIN_InitMouse(_THIS)
     mouse->WarpMouse = WIN_WarpMouse;
     mouse->SetRelativeMouseMode = WIN_SetRelativeMouseMode;
     mouse->CaptureMouse = WIN_CaptureMouse;
+    mouse->GetAbsoluteMouseState = WIN_GetAbsoluteMouseState;
 
     SDL_SetDefaultCursor(WIN_CreateDefaultCursor());