src/joystick/SDL_gamecontroller.c
author Jørgen P. Tjernø <jorgen@valvesoftware.com>
Tue, 02 Apr 2013 18:09:30 -0700
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child 7055 76323a708ea5
permissions -rw-r--r--
Add new controller mappings for Windows.
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/*
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  Simple DirectMedia Layer
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  Copyright (C) 1997-2013 Sam Lantinga <slouken@libsdl.org>
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  This software is provided 'as-is', without any express or implied
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  warranty.  In no event will the authors be held liable for any damages
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  arising from the use of this software.
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  Permission is granted to anyone to use this software for any purpose,
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  including commercial applications, and to alter it and redistribute it
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  freely, subject to the following restrictions:
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  1. The origin of this software must not be misrepresented; you must not
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     claim that you wrote the original software. If you use this software
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     in a product, an acknowledgment in the product documentation would be
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     appreciated but is not required.
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  2. Altered source versions must be plainly marked as such, and must not be
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     misrepresented as being the original software.
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  3. This notice may not be removed or altered from any source distribution.
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*/
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#include "SDL_config.h"
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/* This is the game controller API for Simple DirectMedia Layer */
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#include "SDL_events.h"
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#include "SDL_assert.h"
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#include "SDL_sysjoystick.h"
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#include "SDL_hints.h"
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#if !SDL_EVENTS_DISABLED
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#include "../events/SDL_events_c.h"
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#endif
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#define ABS(_x) ((_x) < 0 ? -(_x) : (_x))
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/* a list of currently opened game controllers */
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static SDL_GameController *SDL_gamecontrollers = NULL;
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/* keep track of the hat and mask value that transforms this hat movement into a button/axis press */
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struct _SDL_HatMapping
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{
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	int hat;
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	Uint8 mask;
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};
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#define k_nMaxReverseEntries 20
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/**
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 * We are encoding the "HAT" as 0xhm. where h == hat ID and m == mask
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 * MAX 4 hats supported
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 */
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#define k_nMaxHatEntries 0x3f + 1
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/* our in memory mapping db between joystick objects and controller mappings*/
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struct _SDL_ControllerMapping
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{
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	SDL_JoystickGUID guid;
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	const char *name;
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	// mapping of axis/button id to controller version
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	int axes[SDL_CONTROLLER_AXIS_MAX];
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	int buttonasaxis[SDL_CONTROLLER_AXIS_MAX];
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	int buttons[SDL_CONTROLLER_BUTTON_MAX];
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	int axesasbutton[SDL_CONTROLLER_BUTTON_MAX];
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	struct _SDL_HatMapping hatasbutton[SDL_CONTROLLER_BUTTON_MAX];
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	// reverse mapping, joystick indices to buttons
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	SDL_GameControllerAxis raxes[k_nMaxReverseEntries];
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	SDL_GameControllerAxis rbuttonasaxis[k_nMaxReverseEntries];
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	SDL_GameControllerButton rbuttons[k_nMaxReverseEntries];
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	SDL_GameControllerButton raxesasbutton[k_nMaxReverseEntries];
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	SDL_GameControllerButton rhatasbutton[k_nMaxHatEntries];
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};
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/* our hard coded list of mapping support */
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typedef struct _ControllerMapping_t
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{
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	SDL_JoystickGUID guid;
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	char *name;
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	char *mapping;
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	struct _ControllerMapping_t *next;
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} ControllerMapping_t;
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/* default mappings we support */
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const char *s_ControllerMappings [] =
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{
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#ifdef SDL_JOYSTICK_DINPUT
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	"xinput,X360 Controller,a:b10,b:b11,y:b13,x:b12,start:b4,guide:b14,back:b5,dpup:b0,dpleft:b2,dpdown:b1,dpright:b3,leftshoulder:b8,rightshoulder:b9,leftstick:b6,rightstick:b7,leftx:a0,lefty:a1,rightx:a2,righty:a3,lefttrigger:a4,righttrigger:a5",
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	"341a3608000000000000504944564944,Afterglow PS3 Controller,a:b1,b:b2,y:b3,x:b0,start:b9,guide:b12,back:b8,dpup:h0.1,dpleft:h0.8,dpdown:h0.4,dpright:h0.2,leftshoulder:b4,rightshoulder:b5,leftstick:b10,rightstick:b11,leftx:a0,lefty:a1,rightx:a2,righty:a3,lefttrigger:b6,righttrigger:b7",
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	"88880803000000000000504944564944,PS3 Controller,a:b2,b:b1,x:b0,y:b3,start:b11,back:b8,leftstick:b9,rightstick:b10,leftshoulder:b4,rightshoulder:b5,dpup:h0.1,dpleft:h0.4,dpdown:h0.8,dpright:h0.2,leftx:a0,lefty:a1,rightx:a3,righty:a4,lefttrigger:b6,righttrigger:b7,guide:b12",
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	"4c056802000000000000504944564944,PS3 Controller,a:b14,b:b13,y:b12,x:b15,start:b3,guide:b16,back:b0,leftstick:b1,rightstick:b2,leftshoulder:b10,rightshoulder:b11,dpup:b4,dpleft:b7,dpdown:b6,dpright:b5,leftx:a0,lefty:a1,rightx:a2,righty:a3,lefttrigger:b8,righttrigger:b9,",
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	"25090500000000000000504944564944,PS3 DualShock,a:b2,b:b1,x:b0,y:b3,start:b8,guide:,back:b9,leftstick:b10,rightstick:b11,leftshoulder:b6,rightshoulder:b7,dpup:h0.1,dpleft:h0.4,dpdown:h0.8,dpright:h0.2,leftx:a0,lefty:a1,rightx:a2,righty:a3,lefttrigger:b4,righttrigger:b5",
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    "ffff0000000000000000504944564944,GameStop Gamepad,a:b0,b:b1,y:b3,x:b2,start:b9,guide:,back:b8,leftstick:b10,rightstick:b11,leftshoulder:b4,rightshoulder:b5,dpup:h0.1,dpleft:h0.8,dpdown:h0.4,dpright:h0.2,leftx:a0,lefty:a1,rightx:a2,righty:a3,lefttrigger:b6,righttrigger:b7,",
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    "6d0416c2000000000000504944564944,Generic DirectInput Controller,a:b1,b:b2,y:b3,x:b0,start:b9,back:b8,leftstick:b10,rightstick:b11,leftshoulder:b4,rightshoulder:b5,dpup:h0.1,dpleft:h0.8,dpdown:h0.4,dpright:h0.2,leftx:a0,lefty:a1,rightx:a2,righty:a3,lefttrigger:b6,righttrigger:b7,",
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#elif defined(__MACOSX__)
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	"5e040000000000008e02000000000000,X360 Controller,a:b0,b:b1,y:b3,x:b2,start:b8,guide:b10,back:b9,dpup:b11,dpleft:b13,dpdown:b12,dpright:b14,leftshoulder:b4,rightshoulder:b5,leftstick:b6,rightstick:b7,leftx:a0,lefty:a1,rightx:a3,righty:a4,lefttrigger:a2,righttrigger:a5",
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	"4c050000000000006802000000000000,PS3 Controller,a:b14,b:b13,x:b12,y:b15,start:b3,guide:b16,back:b0,leftstick:b1,rightstick:b2,leftshoulder:b10,rightshoulder:b11,dpup:b4,dpleft:b6,dpdown:b7,dpright:b5,leftx:a0,lefty:a1,rightx:a2,righty:a3,lefttrigger:b8,righttrigger:b9",
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    "0500000047532047616d657061640000,GameStop Gamepad,a:b0,b:b1,y:b3,x:b2,start:b9,guide:,back:b8,leftstick:b10,rightstick:b11,leftshoulder:b4,rightshoulder:b5,dpup:h0.1,dpleft:h0.8,dpdown:h0.4,dpright:h0.2,leftx:a0,lefty:a1,rightx:a2,righty:a3,lefttrigger:b6,righttrigger:b7,",
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#elif defined(__LINUX__)
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	"030000005e0400008e02000014010000,X360 Controller,a:b0,b:b1,y:b3,x:b2,start:b7,guide:b8,back:b6,dpup:h0.1,dpleft:h0.8,dpdown:h0.4,dpright:h0.2,leftshoulder:b4,rightshoulder:b5,leftstick:b9,rightstick:b10,leftx:a0,lefty:a1,rightx:a3,righty:a4,lefttrigger:a2,righttrigger:a5",
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   106
    "030000005e0400008e02000010010000,X360 Controller,a:b0,b:b1,y:b3,x:b2,start:b7,guide:b8,back:b6,leftstick:b9,rightstick:b10,leftshoulder:b4,rightshoulder:b5,dpup:h0.1,dpleft:h0.8,dpdown:h0.4,dpright:h0.2,leftx:a0,lefty:a1,rightx:a3,righty:a4,lefttrigger:a2,righttrigger:a5,",
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   107
    "030000005e0400001907000000010000,X360 Wireless Controller,a:b0,b:b1,y:b3,x:b2,start:b7,guide:b8,back:b6,leftstick:b9,rightstick:b10,leftshoulder:b4,rightshoulder:b5,dpup:b13,dpleft:b11,dpdown:b14,dpright:b12,leftx:a0,lefty:a1,rightx:a3,righty:a4,lefttrigger:a2,righttrigger:a5,",
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   108
	"030000004c0500006802000011010000,PS3 Controller,a:b14,b:b13,x:b15,y:b12,start:b3,guide:b16,back:b0,leftstick:b1,rightstick:b2,leftshoulder:b10,rightshoulder:b11,dpup:b4,dpleft:b7,dpdown:b6,dpright:b5,leftx:a0,lefty:a1,rightx:a2,righty:a3,lefttrigger:b8,righttrigger:b9",
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   109
    "030000006d0400001fc2000005030000,Logitech F710 Gamepad Controller (XInput),a:b0,b:b1,y:b3,x:b2,start:b7,guide:b8,back:b6,leftstick:b9,rightstick:b10,leftshoulder:b4,rightshoulder:b5,dpup:h0.1,dpleft:h0.8,dpdown:h0.4,dpright:h0.2,leftx:a0,lefty:a1,rightx:a3,righty:a4,lefttrigger:a2,righttrigger:a5,",
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   110
    "030000006d04000019c2000011010000,Logitech F710 Gamepad Controller (DInput),a:b1,b:b2,y:b3,x:b0,start:b9,back:b8,leftstick:b10,rightstick:b11,leftshoulder:b4,rightshoulder:b5,dpup:h0.1,dpleft:h0.8,dpdown:h0.4,dpright:h0.2,leftx:a0,lefty:a1,rightx:a2,righty:a3,lefttrigger:b6,righttrigger:b7,", // Guide button doesn't seem to be sent in DInput mode.
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   111
    "030000006d0400001dc2000014400000,Logitech F310 Gamepad (XInput),a:b0,b:b1,y:b3,x:b2,start:b7,guide:b8,back:b6,leftstick:b9,rightstick:b10,leftshoulder:b4,rightshoulder:b5,dpup:h0.1,dpleft:h0.8,dpdown:h0.4,dpright:h0.2,leftx:a0,lefty:a1,rightx:a3,righty:a4,lefttrigger:a2,righttrigger:a5,",
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   112
    "030000006d04000019c2000010010000,Logitech Cordless RumblePad 2,a:b1,b:b2,y:b3,x:b0,start:b9,guide:,back:b8,leftstick:b10,rightstick:b11,leftshoulder:b4,rightshoulder:b5,dpup:h0.1,dpleft:h0.8,dpdown:h0.4,dpright:h0.2,leftx:a0,lefty:a1,rightx:a2,righty:a3,lefttrigger:b6,righttrigger:b7,",
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   113
    "0500000047532047616d657061640000,GameStop Gamepad,a:b0,b:b1,y:b3,x:b2,start:b9,guide:,back:b8,leftstick:b10,rightstick:b11,leftshoulder:b4,rightshoulder:b5,dpup:h0.1,dpleft:h0.8,dpdown:h0.4,dpright:h0.2,leftx:a0,lefty:a1,rightx:a2,righty:a3,lefttrigger:b6,righttrigger:b7,",
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   114
#endif
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	NULL
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};
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   117
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static ControllerMapping_t *s_pSupportedControllers = NULL;
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   119
#ifdef SDL_JOYSTICK_DINPUT
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static ControllerMapping_t *s_pXInputMapping = NULL;
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   121
#endif
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/* The SDL game controller structure */
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struct _SDL_GameController
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{
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	SDL_Joystick *joystick;	/* underlying joystick device */
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	int ref_count;
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	Uint8 hatState[4]; /* the current hat state for this controller */
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	struct _SDL_ControllerMapping mapping; /* the mapping object for this controller */
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	struct _SDL_GameController *next; /* pointer to next game controller we have allocated */
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};
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   133
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int SDL_PrivateGameControllerAxis(SDL_GameController * gamecontroller, SDL_GameControllerAxis axis, Sint16 value);
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int	SDL_PrivateGameControllerButton(SDL_GameController * gamecontroller, SDL_GameControllerButton button, Uint8 state);
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/*
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 * Event filter to fire controller events from joystick ones
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 */
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int SDL_GameControllerEventWatcher(void *userdata, SDL_Event * event)
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{
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	switch( event->type )
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	{
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	case SDL_JOYAXISMOTION:
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		{
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			SDL_GameController *controllerlist;
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   147
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			if ( event->jaxis.axis >= k_nMaxReverseEntries ) break;
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   149
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			controllerlist = SDL_gamecontrollers;
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			while ( controllerlist )
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			{
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				if ( controllerlist->joystick->instance_id == event->jaxis.which )
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				{
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					if ( controllerlist->mapping.raxes[event->jaxis.axis] >= 0 ) // simple axis to axis, send it through
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					{
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						SDL_PrivateGameControllerAxis( controllerlist, controllerlist->mapping.raxes[event->jaxis.axis], event->jaxis.value );
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					}
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					else if ( controllerlist->mapping.raxesasbutton[event->jaxis.axis] >= 0 ) // simlate an axis as a button
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					{
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						SDL_PrivateGameControllerButton( controllerlist, controllerlist->mapping.raxesasbutton[event->jaxis.axis], ABS(event->jaxis.value) > 32768/2 ? SDL_PRESSED : SDL_RELEASED );
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					}
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					break;
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				}
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				controllerlist = controllerlist->next;
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			}
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		}
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		break;
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	case SDL_JOYBUTTONDOWN:
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	case SDL_JOYBUTTONUP:
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		{
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			SDL_GameController *controllerlist;
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   173
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			if ( event->jbutton.button >= k_nMaxReverseEntries ) break;
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   175
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			controllerlist = SDL_gamecontrollers;
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			while ( controllerlist )
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			{
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				if ( controllerlist->joystick->instance_id == event->jbutton.which )
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				{
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					if ( controllerlist->mapping.rbuttons[event->jbutton.button] >= 0 ) // simple button as button
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					{
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						SDL_PrivateGameControllerButton( controllerlist, controllerlist->mapping.rbuttons[event->jbutton.button], event->jbutton.state );
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					}
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					else if ( controllerlist->mapping.rbuttonasaxis[event->jbutton.button] >= 0 ) // an button pretending to be an axis
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					{
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						SDL_PrivateGameControllerAxis( controllerlist, controllerlist->mapping.rbuttonasaxis[event->jbutton.button], event->jbutton.state > 0 ? 32768 : 0 );
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					}
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					break;
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				}
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				controllerlist = controllerlist->next;
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			}
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		}
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		break;
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	case SDL_JOYHATMOTION:
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		{
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			SDL_GameController *controllerlist;
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			if ( event->jhat.hat >= 4 ) break;
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   200
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			controllerlist = SDL_gamecontrollers;
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			while ( controllerlist )
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			{
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				if ( controllerlist->joystick->instance_id == event->jhat.which )
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				{
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					Uint8 bSame = controllerlist->hatState[event->jhat.hat] & event->jhat.value;
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					// Get list of removed bits (button release)
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					Uint8 bChanged = controllerlist->hatState[event->jhat.hat] ^ bSame;
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   209
					// the hat idx in the high nibble
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					int bHighHat = event->jhat.hat << 4;
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   211
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					if ( bChanged & SDL_HAT_DOWN )
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						SDL_PrivateGameControllerButton( controllerlist, controllerlist->mapping.rhatasbutton[bHighHat | SDL_HAT_DOWN], SDL_RELEASED );
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					if ( bChanged & SDL_HAT_UP )
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						SDL_PrivateGameControllerButton( controllerlist, controllerlist->mapping.rhatasbutton[bHighHat | SDL_HAT_UP], SDL_RELEASED );
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					if ( bChanged & SDL_HAT_LEFT )
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						SDL_PrivateGameControllerButton( controllerlist, controllerlist->mapping.rhatasbutton[bHighHat | SDL_HAT_LEFT], SDL_RELEASED );
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					if ( bChanged & SDL_HAT_RIGHT )
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						SDL_PrivateGameControllerButton( controllerlist, controllerlist->mapping.rhatasbutton[bHighHat | SDL_HAT_RIGHT], SDL_RELEASED );
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   220
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					// Get list of added bits (button press)
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					bChanged = event->jhat.value ^ bSame;
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   223
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   224
					if ( bChanged & SDL_HAT_DOWN )
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						SDL_PrivateGameControllerButton( controllerlist, controllerlist->mapping.rhatasbutton[bHighHat | SDL_HAT_DOWN], SDL_PRESSED );
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					if ( bChanged & SDL_HAT_UP )
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						SDL_PrivateGameControllerButton( controllerlist, controllerlist->mapping.rhatasbutton[bHighHat | SDL_HAT_UP], SDL_PRESSED );
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   228
					if ( bChanged & SDL_HAT_LEFT )
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						SDL_PrivateGameControllerButton( controllerlist, controllerlist->mapping.rhatasbutton[bHighHat | SDL_HAT_LEFT], SDL_PRESSED );
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					if ( bChanged & SDL_HAT_RIGHT )
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   231
						SDL_PrivateGameControllerButton( controllerlist, controllerlist->mapping.rhatasbutton[bHighHat | SDL_HAT_RIGHT], SDL_PRESSED );
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   232
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   233
					// update our state cache
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   234
					controllerlist->hatState[event->jhat.hat] = event->jhat.value;
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   235
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   236
					break;
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   237
				}
6843
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				controllerlist = controllerlist->next;
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			}
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		}
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   241
		break;
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   242
	case SDL_JOYDEVICEADDED:
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   243
		{
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   244
			if ( SDL_IsGameController(event->jdevice.which ) )
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   245
			{
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   246
				SDL_Event deviceevent;
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				deviceevent.type = SDL_CONTROLLERDEVICEADDED;
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   248
				deviceevent.cdevice.which = event->jdevice.which;
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   249
				SDL_PushEvent(&deviceevent);
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   250
			}
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parents:
diff changeset
   251
		}
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   252
		break;
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parents:
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   253
	case SDL_JOYDEVICEREMOVED:
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   254
		{
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   255
			SDL_GameController *controllerlist = SDL_gamecontrollers;
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   256
			while ( controllerlist )
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   257
			{
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   258
				if ( controllerlist->joystick->instance_id == event->jdevice.which )
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   259
				{
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   260
					SDL_Event deviceevent;
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diff changeset
   261
					deviceevent.type = SDL_CONTROLLERDEVICEREMOVED;
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   262
					deviceevent.cdevice.which = event->jdevice.which;
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   263
					SDL_PushEvent(&deviceevent);
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   264
					break;
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   265
				}
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				controllerlist = controllerlist->next;
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diff changeset
   267
			}
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   268
		}
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   269
		break;
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parents:
diff changeset
   270
	default:
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   271
		break;
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   272
	}
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   273
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   274
	return 1;
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   275
}
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   276
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   277
/*
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   278
 * Helper function to scan the mappings database for a controller with the specified GUID
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   279
 */
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   280
ControllerMapping_t *SDL_PrivateGetControllerMappingForGUID(SDL_JoystickGUID *guid)
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   281
{
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   282
	ControllerMapping_t *pSupportedController = s_pSupportedControllers;
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   283
	while ( pSupportedController )
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   284
	{
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   285
		if ( !SDL_memcmp( guid, &pSupportedController->guid, sizeof(*guid) ) )
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   286
		{
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   287
			return pSupportedController;
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   288
		}
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   289
		pSupportedController = pSupportedController->next;
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   290
	}
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   291
        return NULL;
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   292
    }
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   293
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   294
/*
6690
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   295
 * Helper function to determine pre-caclulated offset to certain joystick mappings
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   296
 */
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   297
ControllerMapping_t *SDL_PrivateGetControllerMapping(int device_index)
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   298
{
6701
91160c9b35da The XInput code is only available in the DirectInput joystick driver.
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diff changeset
   299
#ifdef SDL_JOYSTICK_DINPUT
6690
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parents:
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   300
	if ( SDL_SYS_IsXInputDeviceIndex(device_index) && s_pXInputMapping )
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   301
	{
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   302
		return s_pXInputMapping;
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diff changeset
   303
	}
6841
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   304
	else
6690
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   305
#endif
6841
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   306
	{
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   307
		SDL_JoystickGUID jGUID = SDL_JoystickGetDeviceGUID( device_index );
6964
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   308
		return SDL_PrivateGetControllerMappingForGUID(&jGUID);
6841
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diff changeset
   309
	}
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   310
6690
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   311
	return NULL;
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diff changeset
   312
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
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parents:
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   313
6964
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   314
static const char* map_StringForControllerAxis[] = {
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diff changeset
   315
    "leftx",
c8aa24f05042 add new gamecontroller APIs
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diff changeset
   316
    "lefty",
c8aa24f05042 add new gamecontroller APIs
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   317
    "rightx",
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diff changeset
   318
    "righty",
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diff changeset
   319
    "lefttrigger",
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diff changeset
   320
    "righttrigger",
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diff changeset
   321
    NULL
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diff changeset
   322
};
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diff changeset
   323
6690
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diff changeset
   324
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
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   325
 * convert a string to its enum equivalent
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   326
 */
6917
47dc155b774d Changed the game controller enum types to match SDL naming conventions.
Ryan C. Gordon <icculus@icculus.org>
parents: 6915
diff changeset
   327
SDL_GameControllerAxis SDL_GameControllerGetAxisFromString( const char *pchString )
6690
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parents:
diff changeset
   328
{
6964
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   329
    int entry;
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   330
	if ( !pchString || !pchString[0] )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   331
		return SDL_CONTROLLER_AXIS_INVALID;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
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parents:
diff changeset
   332
6964
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diff changeset
   333
    for ( entry = 0; map_StringForControllerAxis[entry]; ++entry)
c8aa24f05042 add new gamecontroller APIs
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parents: 6932
diff changeset
   334
    {
c8aa24f05042 add new gamecontroller APIs
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diff changeset
   335
        if ( !SDL_strcasecmp( pchString, map_StringForControllerAxis[entry] ) )
c8aa24f05042 add new gamecontroller APIs
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parents: 6932
diff changeset
   336
            return entry;
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diff changeset
   337
    }
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
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parents:
diff changeset
   338
		return SDL_CONTROLLER_AXIS_INVALID;
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parents:
diff changeset
   339
}
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parents:
diff changeset
   340
6964
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diff changeset
   341
/*
c8aa24f05042 add new gamecontroller APIs
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parents: 6932
diff changeset
   342
 * convert an enum to its string equivalent
c8aa24f05042 add new gamecontroller APIs
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parents: 6932
diff changeset
   343
 */
c8aa24f05042 add new gamecontroller APIs
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diff changeset
   344
const char* SDL_GameControllerGetStringForAxis( SDL_GameControllerAxis axis )
c8aa24f05042 add new gamecontroller APIs
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parents: 6932
diff changeset
   345
{
c8aa24f05042 add new gamecontroller APIs
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parents: 6932
diff changeset
   346
    if (axis > SDL_CONTROLLER_AXIS_INVALID && axis < SDL_CONTROLLER_AXIS_MAX)
c8aa24f05042 add new gamecontroller APIs
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parents: 6932
diff changeset
   347
    {
c8aa24f05042 add new gamecontroller APIs
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parents: 6932
diff changeset
   348
        return map_StringForControllerAxis[axis];
c8aa24f05042 add new gamecontroller APIs
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parents: 6932
diff changeset
   349
    }
c8aa24f05042 add new gamecontroller APIs
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parents: 6932
diff changeset
   350
    return NULL;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   351
}
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   352
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   353
static const char* map_StringForControllerButton[] = {
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   354
    "a",
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   355
    "b",
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   356
    "x",
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   357
    "y",
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   358
    "back",
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   359
    "guide",
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   360
    "start",
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   361
    "leftstick",
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   362
    "rightstick",
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   363
    "leftshoulder",
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   364
    "rightshoulder",
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   365
    "dpup",
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   366
    "dpdown",
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   367
    "dpleft",
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   368
    "dpright",
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   369
    NULL
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   370
};
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   371
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   372
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   373
 * convert a string to its enum equivalent
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   374
 */
6917
47dc155b774d Changed the game controller enum types to match SDL naming conventions.
Ryan C. Gordon <icculus@icculus.org>
parents: 6915
diff changeset
   375
SDL_GameControllerButton SDL_GameControllerGetButtonFromString( const char *pchString )
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   376
{
6964
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   377
    int entry;
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   378
	if ( !pchString || !pchString[0] )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   379
		return SDL_CONTROLLER_BUTTON_INVALID;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   380
6964
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   381
    for ( entry = 0; map_StringForControllerButton[entry]; ++entry)
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   382
	{
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   383
		if ( !SDL_strcasecmp( pchString, map_StringForControllerButton[entry] ) )
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   384
		return entry;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   385
	}
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   386
	return SDL_CONTROLLER_BUTTON_INVALID;
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   387
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   388
6964
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   389
/*
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   390
 * convert an enum to its string equivalent
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   391
 */
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   392
const char* SDL_GameControllerGetStringForButton( SDL_GameControllerButton axis )
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   393
{
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   394
    if (axis > SDL_CONTROLLER_BUTTON_INVALID && axis < SDL_CONTROLLER_BUTTON_MAX)
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   395
    {
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   396
        return map_StringForControllerButton[axis];
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   397
    }
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   398
    return NULL;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   399
}
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   400
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   401
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   402
 * given a controller button name and a joystick name update our mapping structure with it
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   403
 */
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   404
void SDL_PrivateGameControllerParseButton( const char *szGameButton, const char *szJoystickButton, struct _SDL_ControllerMapping *pMapping )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   405
{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   406
	int iSDLButton = 0;
6917
47dc155b774d Changed the game controller enum types to match SDL naming conventions.
Ryan C. Gordon <icculus@icculus.org>
parents: 6915
diff changeset
   407
	SDL_GameControllerButton button;
47dc155b774d Changed the game controller enum types to match SDL naming conventions.
Ryan C. Gordon <icculus@icculus.org>
parents: 6915
diff changeset
   408
	SDL_GameControllerAxis axis;
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   409
	button = SDL_GameControllerGetButtonFromString( szGameButton );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   410
	axis = SDL_GameControllerGetAxisFromString( szGameButton );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   411
	iSDLButton = SDL_atoi( &szJoystickButton[1] );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   412
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   413
	if ( szJoystickButton[0] == 'a' )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   414
	{
6843
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   415
		if ( iSDLButton >= k_nMaxReverseEntries )
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   416
		{
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   417
			SDL_SetError("Axis index too large: %d", iSDLButton );
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   418
			return;
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   419
		}
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   420
		if ( axis != SDL_CONTROLLER_AXIS_INVALID )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   421
		{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   422
			pMapping->axes[ axis ] = iSDLButton;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   423
			pMapping->raxes[ iSDLButton ] = axis;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   424
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   425
		else if ( button != SDL_CONTROLLER_BUTTON_INVALID )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   426
		{
6842
6ea07537baa2 tree 0c86a223596d
Sam Lantinga <slouken@libsdl.org>
parents: 6841
diff changeset
   427
			pMapping->axesasbutton[ button ] = iSDLButton;
6ea07537baa2 tree 0c86a223596d
Sam Lantinga <slouken@libsdl.org>
parents: 6841
diff changeset
   428
			pMapping->raxesasbutton[ iSDLButton ] = button;
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   429
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   430
		else
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   431
		{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   432
			SDL_assert( !"How did we get here?" );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   433
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   434
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   435
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   436
	else if ( szJoystickButton[0] == 'b' )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   437
	{
6843
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   438
		if ( iSDLButton >= k_nMaxReverseEntries )
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   439
		{
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   440
			SDL_SetError("Button index too large: %d", iSDLButton );
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   441
			return;
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   442
		}
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   443
		if ( button != SDL_CONTROLLER_BUTTON_INVALID )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   444
		{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   445
			pMapping->buttons[ button ] = iSDLButton;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   446
			pMapping->rbuttons[ iSDLButton ] = button;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   447
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   448
		else if ( axis != SDL_CONTROLLER_AXIS_INVALID )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   449
		{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   450
			pMapping->buttonasaxis[ axis ] = iSDLButton;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   451
			pMapping->rbuttonasaxis[ iSDLButton ] = axis;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   452
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   453
		else
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   454
		{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   455
			SDL_assert( !"How did we get here?" );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   456
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   457
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   458
	else if ( szJoystickButton[0] == 'h' )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   459
	{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   460
		int hat = SDL_atoi( &szJoystickButton[1] );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   461
		int mask = SDL_atoi( &szJoystickButton[3] );
6843
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   462
		if (hat >= 4) {
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   463
			SDL_SetError("Hat index too large: %d", iSDLButton );
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   464
		}
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   465
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   466
		if ( button != SDL_CONTROLLER_BUTTON_INVALID )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   467
		{
6854
7b1d78036e84 Hopefully fixed the last of the C variable declaration problems which caused compile failures with Visual Studio.
Sam Lantinga <slouken@libsdl.org>
parents: 6850
diff changeset
   468
            int ridx;
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   469
			pMapping->hatasbutton[ button ].hat = hat;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   470
			pMapping->hatasbutton[ button ].mask = mask;
6854
7b1d78036e84 Hopefully fixed the last of the C variable declaration problems which caused compile failures with Visual Studio.
Sam Lantinga <slouken@libsdl.org>
parents: 6850
diff changeset
   471
			ridx = (hat << 4) | mask;
6843
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   472
			pMapping->rhatasbutton[ ridx ] = button;
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   473
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   474
		else if ( axis != SDL_CONTROLLER_AXIS_INVALID )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   475
		{
6913
7e9c4d29e668 Fixed a minor typo.
Ryan C. Gordon <icculus@icculus.org>
parents: 6912
diff changeset
   476
			SDL_assert( !"Support hat as axis" );
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   477
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   478
		else
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   479
		{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   480
			SDL_assert( !"How did we get here?" );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   481
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   482
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   483
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   484
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   485
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   486
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   487
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   488
 * given a controller mapping string update our mapping object
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   489
 */
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   490
static void
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   491
SDL_PrivateGameControllerParseControllerConfigString( struct _SDL_ControllerMapping *pMapping, const char *pchString )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   492
{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   493
	char szGameButton[20];
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   494
	char szJoystickButton[20];
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   495
	SDL_bool bGameButton = SDL_TRUE;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   496
	int i = 0;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   497
	const char *pchPos = pchString;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   498
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   499
	SDL_memset( szGameButton, 0x0, sizeof(szGameButton) );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   500
	SDL_memset( szJoystickButton, 0x0, sizeof(szJoystickButton) );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   501
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   502
	while ( pchPos && *pchPos )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   503
	{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   504
		if ( *pchPos == ':' )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   505
		{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   506
			i = 0;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   507
			bGameButton = SDL_FALSE;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   508
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   509
		else if ( *pchPos == ' ' )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   510
		{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   511
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   512
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   513
		else if ( *pchPos == ',' )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   514
		{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   515
			i = 0;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   516
			bGameButton = SDL_TRUE;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   517
			SDL_PrivateGameControllerParseButton( szGameButton, szJoystickButton, pMapping );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   518
			SDL_memset( szGameButton, 0x0, sizeof(szGameButton) );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   519
			SDL_memset( szJoystickButton, 0x0, sizeof(szJoystickButton) );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   520
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   521
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   522
		else if ( bGameButton )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   523
		{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   524
			if ( i >=  sizeof(szGameButton))
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   525
			{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   526
				SDL_SetError( "Button name too large: %s", szGameButton );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   527
				return;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   528
			}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   529
			szGameButton[i] = *pchPos;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   530
			i++;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   531
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   532
		else
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   533
		{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   534
			if ( i >=  sizeof(szJoystickButton))
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   535
			{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   536
				SDL_SetError( "Joystick button name too large: %s", szJoystickButton );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   537
				return;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   538
			}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   539
			szJoystickButton[i] = *pchPos;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   540
			i++;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   541
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   542
		pchPos++;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   543
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   544
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   545
	SDL_PrivateGameControllerParseButton( szGameButton, szJoystickButton, pMapping );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   546
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   547
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   548
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   549
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   550
 * Make a new button mapping struct
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   551
 */
6738
b408d5a406a3 Changes from Alfred:
Sam Lantinga <slouken@libsdl.org>
parents: 6708
diff changeset
   552
void SDL_PrivateLoadButtonMapping( struct _SDL_ControllerMapping *pMapping, SDL_JoystickGUID guid, const char *pchName, const char *pchMapping )
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   553
{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   554
	int j;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   555
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   556
	pMapping->guid = guid;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   557
	pMapping->name = pchName;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   558
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   559
	// set all the button mappings to non defaults
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   560
	for ( j = 0; j < SDL_CONTROLLER_AXIS_MAX; j++ )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   561
	{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   562
		pMapping->axes[j] = -1;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   563
		pMapping->buttonasaxis[j] = -1;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   564
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   565
	for ( j = 0; j < SDL_CONTROLLER_BUTTON_MAX; j++ )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   566
	{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   567
		pMapping->buttons[j] = -1;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   568
		pMapping->axesasbutton[j] = -1;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   569
		pMapping->hatasbutton[j].hat = -1;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   570
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   571
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   572
	for ( j = 0; j < k_nMaxReverseEntries; j++ )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   573
	{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   574
		pMapping->raxes[j] = SDL_CONTROLLER_AXIS_INVALID;
6842
6ea07537baa2 tree 0c86a223596d
Sam Lantinga <slouken@libsdl.org>
parents: 6841
diff changeset
   575
		pMapping->rbuttonasaxis[j] = SDL_CONTROLLER_AXIS_INVALID;
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   576
		pMapping->rbuttons[j] = SDL_CONTROLLER_BUTTON_INVALID;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   577
		pMapping->raxesasbutton[j] = SDL_CONTROLLER_BUTTON_INVALID;
6843
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   578
	}
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   579
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   580
	for (j = 0; j < k_nMaxHatEntries; j++)
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   581
	{
a52016007a7e tree 97aca305664b
Sam Lantinga <slouken@libsdl.org>
parents: 6842
diff changeset
   582
		pMapping->rhatasbutton[j] = SDL_CONTROLLER_BUTTON_INVALID;
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   583
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   584
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   585
	SDL_PrivateGameControllerParseControllerConfigString( pMapping, pchMapping );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   586
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   587
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   588
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   589
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   590
 * grab the guid string from a mapping string
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   591
 */
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   592
char *SDL_PrivateGetControllerGUIDFromMappingString( const char *pMapping )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   593
{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   594
	const char *pFirstComma = SDL_strchr( pMapping, ',' );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   595
	if ( pFirstComma )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   596
	{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   597
		char *pchGUID = SDL_malloc( pFirstComma - pMapping + 1 );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   598
		if ( !pchGUID )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   599
		{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   600
			SDL_OutOfMemory();
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   601
			return NULL;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   602
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   603
		SDL_memcpy( pchGUID, pMapping, pFirstComma - pMapping );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   604
		pchGUID[ pFirstComma - pMapping ] = 0;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   605
		return pchGUID;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   606
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   607
	return NULL;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   608
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   609
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   610
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   611
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   612
 * grab the name string from a mapping string
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   613
 */
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   614
char *SDL_PrivateGetControllerNameFromMappingString( const char *pMapping )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   615
{
6823
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   616
	const char *pFirstComma, *pSecondComma;
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   617
    char *pchName;
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   618
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   619
    pFirstComma = SDL_strchr( pMapping, ',' );
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   620
    if ( !pFirstComma )
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   621
        return NULL;
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   622
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   623
	pSecondComma = SDL_strchr( pFirstComma + 1, ',' );
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   624
    if ( !pSecondComma )
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   625
        return NULL;
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   626
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   627
    pchName = SDL_malloc( pSecondComma - pFirstComma );
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   628
    if ( !pchName )
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   629
    {
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   630
        SDL_OutOfMemory();
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   631
        return NULL;
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   632
    }
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   633
    SDL_memcpy( pchName, pFirstComma + 1, pSecondComma - pFirstComma );
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   634
    pchName[ pSecondComma - pFirstComma - 1 ] = 0;
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   635
    return pchName;
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   636
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   637
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   638
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   639
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   640
 * grab the button mapping string from a mapping string
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   641
 */
6964
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   642
char *SDL_PrivateGetControllerMappingFromMappingString( const char *pMapping )
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   643
{
6823
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   644
	const char *pFirstComma, *pSecondComma;
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   645
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   646
    pFirstComma = SDL_strchr( pMapping, ',' );
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   647
    if ( !pFirstComma )
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   648
        return NULL;
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   649
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   650
	pSecondComma = SDL_strchr( pFirstComma + 1, ',' );
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   651
    if ( !pSecondComma )
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   652
        return NULL;
e9d312d26979 Fixed crash when the game controller mapping hint is set - the hint was duplicated and not null terminated.
Sam Lantinga <slouken@libsdl.org>
parents: 6738
diff changeset
   653
6964
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   654
    return SDL_strdup(pSecondComma + 1); /* mapping is everything after the 3rd comma */
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   655
}
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   656
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   657
void SDL_PrivateGameControllerRefreshMapping( ControllerMapping_t *pControllerMapping )
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   658
{
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   659
    SDL_GameController *gamecontrollerlist = SDL_gamecontrollers;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   660
    while ( gamecontrollerlist )
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   661
    {
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   662
        if ( !SDL_memcmp( &gamecontrollerlist->mapping.guid, &pControllerMapping->guid, sizeof(pControllerMapping->guid) ) )
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   663
        {
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   664
            SDL_Event event;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   665
            event.type = SDL_CONTROLLERDEVICEREMAPPED;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   666
            event.cdevice.which = gamecontrollerlist->joystick->instance_id;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   667
            SDL_PushEvent(&event);
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   668
            
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   669
            // Not really threadsafe.  Should this lock access within SDL_GameControllerEventWatcher?
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   670
            SDL_PrivateLoadButtonMapping(&gamecontrollerlist->mapping, pControllerMapping->guid, pControllerMapping->name, pControllerMapping->mapping);
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   671
        }
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   672
        
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   673
        gamecontrollerlist = gamecontrollerlist->next;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   674
    }
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   675
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   676
6964
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   677
/*
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   678
 * Add or update an entry into the Mappings Database
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   679
 */
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   680
int
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   681
SDL_GameControllerAddMapping( const char *mappingString )
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   682
{
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   683
	char *pchGUID;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   684
	char *pchName;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   685
	char *pchMapping;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   686
    SDL_JoystickGUID jGUID;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   687
    ControllerMapping_t *pControllerMapping;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   688
#ifdef SDL_JOYSTICK_DINPUT
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   689
    SDL_bool is_xinput_mapping = SDL_FALSE;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   690
#endif
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   691
6975
36145df5a4dc Fixed read after free bug in the game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6964
diff changeset
   692
    pchGUID = SDL_PrivateGetControllerGUIDFromMappingString( mappingString );
36145df5a4dc Fixed read after free bug in the game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6964
diff changeset
   693
    if (!pchGUID) {
36145df5a4dc Fixed read after free bug in the game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6964
diff changeset
   694
        return -1;
36145df5a4dc Fixed read after free bug in the game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6964
diff changeset
   695
    }
6964
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   696
#ifdef SDL_JOYSTICK_DINPUT
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   697
    if ( !SDL_strcasecmp( pchGUID, "xinput" ) ) {
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   698
        is_xinput_mapping = SDL_TRUE;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   699
    }
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   700
#endif
6975
36145df5a4dc Fixed read after free bug in the game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6964
diff changeset
   701
    jGUID = SDL_JoystickGetGUIDFromString(pchGUID);
6964
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   702
    SDL_free(pchGUID);
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   703
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   704
	pControllerMapping = SDL_PrivateGetControllerMappingForGUID(&jGUID);
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   705
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   706
	pchName = SDL_PrivateGetControllerNameFromMappingString( mappingString );
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   707
	if (!pchName) return -1;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   708
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   709
	pchMapping = SDL_PrivateGetControllerMappingFromMappingString( mappingString );
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   710
	if (!pchMapping) {
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   711
		SDL_free( pchName );
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   712
		return -1;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   713
	}
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   714
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   715
	if (pControllerMapping) {
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   716
		// Update existing mapping
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   717
		SDL_free( pControllerMapping->name );
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   718
		pControllerMapping->name = pchName;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   719
		SDL_free( pControllerMapping->mapping );
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   720
		pControllerMapping->mapping = pchMapping;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   721
		// refresh open controllers
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   722
		SDL_PrivateGameControllerRefreshMapping( pControllerMapping );
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   723
		return 0;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   724
	} else {
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   725
		pControllerMapping = SDL_malloc( sizeof(*pControllerMapping) );
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   726
		if (!pControllerMapping) {
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   727
			SDL_free( pchName );
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   728
			SDL_free( pchMapping );
7037
3fedf1f25b94 Make SDL_SetError and friends unconditionally return -1.
Ryan C. Gordon <icculus@icculus.org>
parents: 7027
diff changeset
   729
			return SDL_OutOfMemory();
6964
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   730
		}
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   731
#ifdef SDL_JOYSTICK_DINPUT
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   732
		if ( is_xinput_mapping )
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   733
		{
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   734
			s_pXInputMapping = pControllerMapping;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   735
		}
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   736
#endif
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   737
		pControllerMapping->guid = jGUID;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   738
		pControllerMapping->name = pchName;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   739
		pControllerMapping->mapping = pchMapping;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   740
		pControllerMapping->next = s_pSupportedControllers;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   741
		s_pSupportedControllers = pControllerMapping;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   742
		return 1;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   743
	}
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   744
}
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   745
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   746
/*
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   747
 * Get the mapping string for this GUID
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   748
 */
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   749
char *
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   750
SDL_GameControllerMappingForGUID( SDL_JoystickGUID guid )
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   751
{
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   752
	char *pMappingString = NULL;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   753
	ControllerMapping_t *mapping = SDL_PrivateGetControllerMappingForGUID(&guid);
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   754
	if (mapping) {
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   755
		char pchGUID[33];
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   756
        size_t needed;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   757
		SDL_JoystickGetGUIDString(guid, pchGUID, sizeof(pchGUID));
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   758
		// allocate enough memory for GUID + ',' + name + ',' + mapping + \0
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   759
		needed = SDL_strlen(pchGUID) + 1 + SDL_strlen(mapping->name) + 1 + SDL_strlen(mapping->mapping) + 1;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   760
		pMappingString = SDL_malloc( needed );
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   761
		SDL_snprintf( pMappingString, needed, "%s,%s,%s", pchGUID, mapping->name, mapping->mapping );
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   762
	}
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   763
	return pMappingString;
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   764
}
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   765
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   766
/*
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   767
 * Get the mapping string for this device
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   768
 */
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   769
char *
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   770
SDL_GameControllerMapping( SDL_GameController * gamecontroller )
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   771
{
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   772
	return SDL_GameControllerMappingForGUID( gamecontroller->mapping.guid );
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   773
}
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   774
6976
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   775
static void
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   776
SDL_GameControllerLoadHints()
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   777
{
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   778
    const char *hint = SDL_GetHint(SDL_HINT_GAMECONTROLLERCONFIG);
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   779
    if ( hint && hint[0] ) {
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   780
        int nchHints = SDL_strlen( hint );
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   781
        char *pUserMappings = SDL_malloc( nchHints + 1 );
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   782
        char *pTempMappings = pUserMappings;
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   783
        SDL_memcpy( pUserMappings, hint, nchHints );
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   784
        while ( pUserMappings ) {
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   785
            char *pchNewLine = NULL;
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   786
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   787
            pchNewLine = SDL_strchr( pUserMappings, '\n' );
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   788
            if ( pchNewLine )
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   789
                *pchNewLine = '\0';
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   790
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   791
            SDL_GameControllerAddMapping( pUserMappings );
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   792
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   793
            if ( pchNewLine )
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   794
                pUserMappings = pchNewLine + 1;
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   795
            else
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   796
                pUserMappings = NULL;
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   797
        }
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   798
        SDL_free(pTempMappings);
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   799
    }
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   800
}
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   801
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   802
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   803
 * Initialize the game controller system, mostly load our DB of controller config mappings
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   804
 */
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   805
int
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   806
SDL_GameControllerInit(void)
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   807
{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   808
	int i = 0;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   809
	const char *pMappingString = NULL;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   810
	s_pSupportedControllers = NULL;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   811
	pMappingString = s_ControllerMappings[i];
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   812
	while ( pMappingString )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   813
	{
6964
c8aa24f05042 add new gamecontroller APIs
Edward Rudd <urkle@outoforder.cc>
parents: 6932
diff changeset
   814
		SDL_GameControllerAddMapping( pMappingString );
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   815
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   816
		i++;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   817
		pMappingString = s_ControllerMappings[i];
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   818
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   819
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   820
	// load in any user supplied config
6976
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   821
    SDL_GameControllerLoadHints();
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   822
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   823
	/* watch for joy events and fire controller ones if needed */
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   824
	SDL_AddEventWatch( SDL_GameControllerEventWatcher, NULL );
6976
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   825
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   826
	return (0);
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   827
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   828
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   829
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   830
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   831
 * Get the implementation dependent name of a controller
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   832
 */
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   833
const char *
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   834
SDL_GameControllerNameForIndex(int device_index)
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   835
{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   836
	ControllerMapping_t *pSupportedController =  SDL_PrivateGetControllerMapping(device_index);
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   837
	if ( pSupportedController )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   838
	{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   839
		return pSupportedController->name;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   840
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   841
    return NULL;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   842
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   843
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   844
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   845
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   846
 * Return 1 if the joystick at this device index is a supported controller
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   847
 */
6871
bd681c870ccf Check bounds in SDL_IsGameController. Switch two functions to SDL_bool.
Jørgen P. Tjernø <jorgen@valvesoftware.com>
parents: 6854
diff changeset
   848
SDL_bool
bd681c870ccf Check bounds in SDL_IsGameController. Switch two functions to SDL_bool.
Jørgen P. Tjernø <jorgen@valvesoftware.com>
parents: 6854
diff changeset
   849
SDL_IsGameController(int device_index)
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   850
{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   851
	ControllerMapping_t *pSupportedController =  SDL_PrivateGetControllerMapping(device_index);
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   852
	if ( pSupportedController )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   853
	{
6871
bd681c870ccf Check bounds in SDL_IsGameController. Switch two functions to SDL_bool.
Jørgen P. Tjernø <jorgen@valvesoftware.com>
parents: 6854
diff changeset
   854
		return SDL_TRUE;
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   855
	}
6871
bd681c870ccf Check bounds in SDL_IsGameController. Switch two functions to SDL_bool.
Jørgen P. Tjernø <jorgen@valvesoftware.com>
parents: 6854
diff changeset
   856
bd681c870ccf Check bounds in SDL_IsGameController. Switch two functions to SDL_bool.
Jørgen P. Tjernø <jorgen@valvesoftware.com>
parents: 6854
diff changeset
   857
	return SDL_FALSE;
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   858
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   859
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   860
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   861
 * Open a controller for use - the index passed as an argument refers to
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   862
 * the N'th controller on the system.  This index is the value which will
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   863
 * identify this controller in future controller events.
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   864
 *
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   865
 * This function returns a controller identifier, or NULL if an error occurred.
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   866
 */
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   867
SDL_GameController *
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   868
SDL_GameControllerOpen(int device_index)
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   869
{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   870
    SDL_GameController *gamecontroller;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   871
	SDL_GameController *gamecontrollerlist;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   872
	ControllerMapping_t *pSupportedController = NULL;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   873
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   874
    if ((device_index < 0) || (device_index >= SDL_NumJoysticks())) {
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   875
        SDL_SetError("There are %d joysticks available", SDL_NumJoysticks());
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   876
        return (NULL);
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   877
    }
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   878
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   879
	gamecontrollerlist = SDL_gamecontrollers;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   880
    // If the controller is already open, return it 
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   881
	while ( gamecontrollerlist )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   882
	{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   883
		if ( SDL_SYS_GetInstanceIdOfDeviceIndex(device_index) == gamecontrollerlist->joystick->instance_id ) {
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   884
				gamecontroller = gamecontrollerlist;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   885
				++gamecontroller->ref_count;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   886
				return (gamecontroller);
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   887
		}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   888
		gamecontrollerlist = gamecontrollerlist->next;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   889
    }
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   890
6976
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   891
	// Find a controller mapping 
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   892
	pSupportedController =  SDL_PrivateGetControllerMapping(device_index);
6976
177d1dc3dba6 Load the game controller mapping hint when opening a game controller.
Sam Lantinga <slouken@libsdl.org>
parents: 6975
diff changeset
   893
	if ( !pSupportedController ) {
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   894
		SDL_SetError("Couldn't find mapping for device (%d)", device_index );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   895
		return (NULL);
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   896
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   897
6841
90bba8d8e42a tree 8cbca1e6b293
Sam Lantinga <slouken@libsdl.org>
parents: 6823
diff changeset
   898
	// Create and initialize the joystick 
90bba8d8e42a tree 8cbca1e6b293
Sam Lantinga <slouken@libsdl.org>
parents: 6823
diff changeset
   899
	gamecontroller = (SDL_GameController *) SDL_malloc((sizeof *gamecontroller));
90bba8d8e42a tree 8cbca1e6b293
Sam Lantinga <slouken@libsdl.org>
parents: 6823
diff changeset
   900
	if (gamecontroller == NULL) {
90bba8d8e42a tree 8cbca1e6b293
Sam Lantinga <slouken@libsdl.org>
parents: 6823
diff changeset
   901
		SDL_OutOfMemory();
90bba8d8e42a tree 8cbca1e6b293
Sam Lantinga <slouken@libsdl.org>
parents: 6823
diff changeset
   902
		return NULL;
90bba8d8e42a tree 8cbca1e6b293
Sam Lantinga <slouken@libsdl.org>
parents: 6823
diff changeset
   903
	}
90bba8d8e42a tree 8cbca1e6b293
Sam Lantinga <slouken@libsdl.org>
parents: 6823
diff changeset
   904
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   905
    SDL_memset(gamecontroller, 0, (sizeof *gamecontroller));
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   906
    gamecontroller->joystick = SDL_JoystickOpen(device_index);
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   907
	if ( !gamecontroller->joystick ) {
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   908
        SDL_free(gamecontroller);
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   909
        return NULL;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   910
    }
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   911
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   912
	SDL_PrivateLoadButtonMapping( &gamecontroller->mapping, pSupportedController->guid, pSupportedController->name, pSupportedController->mapping );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   913
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   914
    // Add joystick to list 
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   915
    ++gamecontroller->ref_count;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   916
	// Link the joystick in the list 
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   917
	gamecontroller->next = SDL_gamecontrollers;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   918
	SDL_gamecontrollers = gamecontroller;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   919
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   920
	SDL_SYS_JoystickUpdate( gamecontroller->joystick );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   921
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   922
    return (gamecontroller);
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   923
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   924
6919
c9c75d062fa8 Added SDL_GameControllerUpdate().
Ryan C. Gordon <icculus@icculus.org>
parents: 6917
diff changeset
   925
/*
c9c75d062fa8 Added SDL_GameControllerUpdate().
Ryan C. Gordon <icculus@icculus.org>
parents: 6917
diff changeset
   926
 * Manually pump for controller updates.
c9c75d062fa8 Added SDL_GameControllerUpdate().
Ryan C. Gordon <icculus@icculus.org>
parents: 6917
diff changeset
   927
 */
c9c75d062fa8 Added SDL_GameControllerUpdate().
Ryan C. Gordon <icculus@icculus.org>
parents: 6917
diff changeset
   928
void
c9c75d062fa8 Added SDL_GameControllerUpdate().
Ryan C. Gordon <icculus@icculus.org>
parents: 6917
diff changeset
   929
SDL_GameControllerUpdate(void)
c9c75d062fa8 Added SDL_GameControllerUpdate().
Ryan C. Gordon <icculus@icculus.org>
parents: 6917
diff changeset
   930
{
c9c75d062fa8 Added SDL_GameControllerUpdate().
Ryan C. Gordon <icculus@icculus.org>
parents: 6917
diff changeset
   931
    /* Just for API completeness; the joystick API does all the work. */
c9c75d062fa8 Added SDL_GameControllerUpdate().
Ryan C. Gordon <icculus@icculus.org>
parents: 6917
diff changeset
   932
    SDL_JoystickUpdate();
c9c75d062fa8 Added SDL_GameControllerUpdate().
Ryan C. Gordon <icculus@icculus.org>
parents: 6917
diff changeset
   933
}
c9c75d062fa8 Added SDL_GameControllerUpdate().
Ryan C. Gordon <icculus@icculus.org>
parents: 6917
diff changeset
   934
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   935
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   936
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   937
 * Get the current state of an axis control on a controller
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   938
 */
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   939
Sint16
6917
47dc155b774d Changed the game controller enum types to match SDL naming conventions.
Ryan C. Gordon <icculus@icculus.org>
parents: 6915
diff changeset
   940
SDL_GameControllerGetAxis(SDL_GameController * gamecontroller, SDL_GameControllerAxis axis)
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   941
{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   942
	if ( !gamecontroller )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   943
		return 0;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   944
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   945
	if (gamecontroller->mapping.axes[axis] >= 0 )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   946
	{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   947
		return ( SDL_JoystickGetAxis( gamecontroller->joystick, gamecontroller->mapping.axes[axis]) );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   948
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   949
	else if (gamecontroller->mapping.buttonasaxis[axis] >= 0 )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   950
	{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   951
		Uint8 value;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   952
		value = SDL_JoystickGetButton( gamecontroller->joystick, gamecontroller->mapping.buttonasaxis[axis] );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   953
		if ( value > 0 )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   954
			return 32767;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   955
		return 0;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   956
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   957
	return 0;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   958
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   959
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   960
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   961
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   962
 * Get the current state of a button on a controller
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   963
 */
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   964
Uint8
6917
47dc155b774d Changed the game controller enum types to match SDL naming conventions.
Ryan C. Gordon <icculus@icculus.org>
parents: 6915
diff changeset
   965
SDL_GameControllerGetButton(SDL_GameController * gamecontroller, SDL_GameControllerButton button)
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   966
{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   967
	if ( !gamecontroller )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   968
		return 0;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   969
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   970
	if ( gamecontroller->mapping.buttons[button] >= 0 )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   971
	{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   972
		return ( SDL_JoystickGetButton( gamecontroller->joystick, gamecontroller->mapping.buttons[button] ) );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   973
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   974
	else if ( gamecontroller->mapping.axesasbutton[button] >= 0 )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   975
	{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   976
		Sint16 value;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   977
		value = SDL_JoystickGetAxis( gamecontroller->joystick, gamecontroller->mapping.axesasbutton[button] );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   978
		if ( ABS(value) > 32768/2 )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   979
			return 1;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   980
		return 0;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   981
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   982
	else if ( gamecontroller->mapping.hatasbutton[button].hat >= 0 )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   983
	{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   984
		Uint8 value;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   985
		value = SDL_JoystickGetHat( gamecontroller->joystick, gamecontroller->mapping.hatasbutton[button].hat );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   986
		
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   987
		if ( value & gamecontroller->mapping.hatasbutton[button].mask )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   988
			return 1;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   989
		return 0;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   990
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   991
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   992
	return 0;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   993
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   994
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   995
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   996
 * Return if the joystick in question is currently attached to the system,
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   997
 *  \return 0 if not plugged in, 1 if still present.
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   998
 */
6871
bd681c870ccf Check bounds in SDL_IsGameController. Switch two functions to SDL_bool.
Jørgen P. Tjernø <jorgen@valvesoftware.com>
parents: 6854
diff changeset
   999
SDL_bool
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1000
SDL_GameControllerGetAttached( SDL_GameController * gamecontroller )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1001
{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1002
	if ( !gamecontroller )
6871
bd681c870ccf Check bounds in SDL_IsGameController. Switch two functions to SDL_bool.
Jørgen P. Tjernø <jorgen@valvesoftware.com>
parents: 6854
diff changeset
  1003
		return SDL_FALSE;
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1004
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1005
	return SDL_JoystickGetAttached(gamecontroller->joystick);
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1006
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1007
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1008
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1009
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1010
 * Get the number of multi-dimensional axis controls on a joystick
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1011
 */
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1012
const char *
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1013
SDL_GameControllerName(SDL_GameController * gamecontroller)
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1014
{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1015
	if ( !gamecontroller )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1016
		return NULL;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1017
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1018
    return (gamecontroller->mapping.name);
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1019
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1020
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1021
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1022
/*
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1023
 * Get the joystick for this controller
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1024
 */
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1025
SDL_Joystick *SDL_GameControllerGetJoystick(SDL_GameController * gamecontroller)
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1026
{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1027
	if ( !gamecontroller )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1028
		return NULL;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1029
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1030
	return gamecontroller->joystick;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1031
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1032
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1033
/**
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1034
 *  get the sdl joystick layer binding for this controller axi mapping
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1035
 */
6917
47dc155b774d Changed the game controller enum types to match SDL naming conventions.
Ryan C. Gordon <icculus@icculus.org>
parents: 6915
diff changeset
  1036
SDL_GameControllerButtonBind SDL_GameControllerGetBindForAxis(SDL_GameController * gamecontroller, SDL_GameControllerAxis axis)
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1037
{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1038
	SDL_GameControllerButtonBind bind;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1039
	SDL_memset( &bind, 0x0, sizeof(bind) );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1040
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1041
	if ( !gamecontroller || axis == SDL_CONTROLLER_AXIS_INVALID )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1042
		return bind;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1043
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1044
	if (gamecontroller->mapping.axes[axis] >= 0 )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1045
	{
6932
361bebe92c66 Fixed gcc pedantic warnings in public headers
Sam Lantinga <slouken@libsdl.org>
parents: 6919
diff changeset
  1046
		bind.bindType = SDL_CONTROLLER_BINDTYPE_AXIS;
361bebe92c66 Fixed gcc pedantic warnings in public headers
Sam Lantinga <slouken@libsdl.org>
parents: 6919
diff changeset
  1047
		bind.value.button = gamecontroller->mapping.axes[axis];
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1048
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1049
	else if (gamecontroller->mapping.buttonasaxis[axis] >= 0 )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1050
	{
6932
361bebe92c66 Fixed gcc pedantic warnings in public headers
Sam Lantinga <slouken@libsdl.org>
parents: 6919
diff changeset
  1051
		bind.bindType = SDL_CONTROLLER_BINDTYPE_BUTTON;
361bebe92c66 Fixed gcc pedantic warnings in public headers
Sam Lantinga <slouken@libsdl.org>
parents: 6919
diff changeset
  1052
		bind.value.button = gamecontroller->mapping.buttonasaxis[axis];
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1053
	}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1054
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1055
	return bind;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1056
}
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1057
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1058
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1059
/**
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1060
 *  get the sdl joystick layer binding for this controller button mapping
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1061
 */
6917
47dc155b774d Changed the game controller enum types to match SDL naming conventions.
Ryan C. Gordon <icculus@icculus.org>
parents: 6915
diff changeset
  1062
SDL_GameControllerButtonBind SDL_GameControllerGetBindForButton(SDL_GameController * gamecontroller, SDL_GameControllerButton button)
6690
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1063
{
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1064
	SDL_GameControllerButtonBind bind;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1065
	SDL_memset( &bind, 0x0, sizeof(bind) );
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1066
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1067
	if ( !gamecontroller || button == SDL_CONTROLLER_BUTTON_INVALID )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1068
		return bind;
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1069
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Alfred Reynolds
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1070
	if ( gamecontroller->mapping.buttons[button] >= 0 )
9548c8a58103 Added hotplug joystick support and simplified game controller API, courtesy of Al