Moved the directinput joystick hwdata stuff into a seperate header file.

libsdl-org · Aug 6, 2008 · 12bb5f4 · 12bb5f4
1 parent 2ccda11
commit 12bb5f4
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Showing 2 changed files with 83 additions and 42 deletions.
diff --git a/src/joystick/win32/SDL_dxjoystick.c b/src/joystick/win32/SDL_dxjoystick.c
@@ -38,20 +38,7 @@
 #include "SDL_joystick.h"
 #include "../SDL_sysjoystick.h"
 #include "../SDL_joystick_c.h"
-
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-
-#define DIRECTINPUT_VERSION 0x0500
-#include <dinput.h>
-#ifdef _MSC_VER
-    /* Used for the c_dfDIJoystick2 symbol (no imports are used) */
-#   pragma comment (lib, "dinput.lib")
-#endif
-#include <dxerr.h>
-#ifdef _MSC_VER
-#   pragma comment (lib, "dxerr.lib")
-#endif
+#include "SDL_dxjoystick_c.h"
 
 /* an ISO hack for VisualC++ */
 #ifdef _MSC_VER
@@ -60,7 +47,6 @@
 
 #define INPUT_QSIZE	32      /* Buffer up to 32 input messages */
 #define MAX_JOYSTICKS	8
-#define MAX_INPUTS	256     /* each joystick can have up to 256 inputs */
 #define AXIS_MIN	-32768  /* minimum value for axis coordinate */
 #define AXIS_MAX	32767   /* maximum value for axis coordinate */
 #define JOY_AXIS_THRESHOLD	(((AXIS_MAX)-(AXIS_MIN))/100)   /* 1% motion */
@@ -95,33 +81,6 @@ static int SDL_PrivateJoystickButton_Int(SDL_Joystick * joystick,
                                          Uint8 button, Uint8 state);
 
 
-/* local types */
-typedef enum Type
-{ BUTTON, AXIS, HAT } Type;
-
-typedef struct input_t
-{
-    /* DirectInput offset for this input type: */
-    DWORD ofs;
-
-    /* Button, axis or hat: */
-    Type type;
-
-    /* SDL input offset: */
-    Uint8 num;
-} input_t;
-
-/* The private structure used to keep track of a joystick */
-struct joystick_hwdata
-{
-    LPDIRECTINPUTDEVICE2 InputDevice;
-    DIDEVCAPS Capabilities;
-    int buffered;
-
-    input_t Inputs[MAX_INPUTS];
-    int NumInputs;
-};
-
 /* Convert a DirectInput return code to a text message */
 static void
 SetDIerror(const char *function, HRESULT code)

diff --git a/src/joystick/win32/SDL_dxjoystick_c.h b/src/joystick/win32/SDL_dxjoystick_c.h
@@ -0,0 +1,82 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997-2006 Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Sam Lantinga
+    slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#ifndef SDL_JOYSTICK_DINPUT_H
+
+/* DirectInput joystick driver; written by Glenn Maynard, based on Andrei de
+ * A. Formiga's WINMM driver. 
+ *
+ * Hats and sliders are completely untested; the app I'm writing this for mostly
+ * doesn't use them and I don't own any joysticks with them. 
+ *
+ * We don't bother to use event notification here.  It doesn't seem to work
+ * with polled devices, and it's fine to call IDirectInputDevice2_GetDeviceData and
+ * let it return 0 events. */
+
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+
+#define DIRECTINPUT_VERSION 0x0500
+#include <dinput.h>
+#ifdef _MSC_VER
+    /* Used for the c_dfDIJoystick2 symbol (no imports are used) */
+#   pragma comment (lib, "dinput.lib")
+#endif
+#include <dxerr.h>
+#ifdef _MSC_VER
+#   pragma comment (lib, "dxerr.lib")
+#endif
+
+
+#define MAX_INPUTS	256     /* each joystick can have up to 256 inputs */
+
+
+/* local types */
+typedef enum Type
+{ BUTTON, AXIS, HAT } Type;
+
+typedef struct input_t
+{
+    /* DirectInput offset for this input type: */
+    DWORD ofs;
+
+    /* Button, axis or hat: */
+    Type type;
+
+    /* SDL input offset: */
+    Uint8 num;
+} input_t;
+
+/* The private structure used to keep track of a joystick */
+struct joystick_hwdata
+{
+    LPDIRECTINPUTDEVICE2 InputDevice;
+    DIDEVCAPS Capabilities;
+    int buffered;
+
+    input_t Inputs[MAX_INPUTS];
+    int NumInputs;
+};
+
+#endif /* SDL_JOYSTICK_DINPUT_H */
+