path: root/abs/extra/sdlmame/mame-0137-wiimote.diff

diff -BNburp mame-org/makefile mame-wiimote/makefile
diff -BNburp mame-org/src/osd/sdl/input.c mame-wiimote/src/osd/sdl/input.c
--- mame-org/src/osd/sdl/input.c	2010-02-28 04:16:40.000000000 +0100
+++ mame-wiimote/src/osd/sdl/input.c	2010-05-07 13:53:59.000000000 +0200
@@ -17,6 +17,12 @@
 #include <ctype.h>
 #include <stddef.h>
 
+// for xinput
+#include <X11/Xlib.h>
+#include <X11/extensions/XInput.h>
+#include <X11/Xutil.h>
+
+
 // MAME headers
 #include "emu.h"
 #include "ui.h"
@@ -53,6 +59,16 @@ enum
 #define MAX_POV				4
 #define MAX_DEVMAP_ENTRIES	16
 
+//For xinput
+#define INVALID_EVENT_TYPE	-1
+static int           motion_type = INVALID_EVENT_TYPE;
+static int           button_press_type = INVALID_EVENT_TYPE;
+static int           button_release_type = INVALID_EVENT_TYPE;
+static int           key_press_type = INVALID_EVENT_TYPE;
+static int           key_release_type = INVALID_EVENT_TYPE;
+static int           proximity_in_type = INVALID_EVENT_TYPE;
+static int           proximity_out_type = INVALID_EVENT_TYPE;
+
 //============================================================
 //  MACROS
 //============================================================
@@ -86,6 +102,16 @@ struct _mouse_state
 	INT32 buttons[MAX_BUTTONS];
 };
 
+// state information for a lightgun
+typedef struct _lightgun_state lightgun_state;
+struct _lightgun_state
+{
+	INT32 lX, lY;
+	INT32 buttons[MAX_BUTTONS];
+	XID deviceid; //Xinput device id
+	INT32 maxx,maxy;
+	INT32 minx,miny;
+};
 
 // state information for a joystick; DirectInput state must be first element
 typedef struct _joystick_state joystick_state;
@@ -115,6 +141,7 @@ struct _device_info
 		keyboard_state		keyboard;
 		mouse_state		mouse;
 		joystick_state		joystick;
+		lightgun_state		lightgun;
 	};
 };
 
@@ -164,10 +191,13 @@ struct _device_map_t
 
 static device_map_t joy_map;
 static device_map_t mouse_map;
+static device_map_t lightgun_map;
 static device_map_t keyboard_map;
 
 static int sixaxis_mode;
 
+Display *XDisplay;
+
 
 //============================================================
 //  PROTOTYPES
@@ -671,6 +703,244 @@ static device_info *devmap_class_registe
 	return devinfo;
 }
 
+//============================================================
+//  WiiMote lightgun stuff
+//============================================================
+
+//Copypasted from xinfo
+XDeviceInfo*
+find_device_info(Display	*display,
+		 char		*name,
+		 Bool		only_extended)
+{
+    XDeviceInfo	*devices;
+    XDeviceInfo *found = NULL;
+    int		loop;
+    int		num_devices;
+    int		len = strlen(name);
+    Bool	is_id = True;
+    XID		id=0;
+
+    for(loop=0; loop<len; loop++) {
+	if (!isdigit(name[loop])) {
+	    is_id = False;
+	    break;
+	}
+    }
+
+    if (is_id) {
+	id = atoi(name);
+    }
+
+    devices = XListInputDevices(display, &num_devices);
+
+    for(loop=0; loop<num_devices; loop++) {
+	if ((!only_extended || (devices[loop].use >= IsXExtensionDevice)) &&
+	    ((!is_id && strcmp(devices[loop].name, name) == 0) ||
+	     (is_id && devices[loop].id == id))) {
+	    if (found) {
+	        fprintf(stderr,
+	                "Warning: There are multiple devices named \"%s\".\n"
+	                "To ensure the correct one is selected, please use "
+	                "the device ID instead.\n\n", name);
+	    } else {
+		found = &devices[loop];
+	    }
+	}
+    }
+    return found;
+}
+
+//Copypasted from xinfo
+static int
+register_events(Display		*dpy,
+		XDeviceInfo	*info,
+		char		*dev_name,
+		Bool		handle_proximity)
+{
+    int			number = 0;	/* number of events registered */
+    XEventClass		event_list[7];
+    int			i;
+    XDevice		*device;
+    Window		root_win;
+    unsigned long	screen;
+    XInputClassInfo	*ip;
+
+    screen = DefaultScreen(dpy);
+    root_win = RootWindow(dpy, screen);
+
+    device = XOpenDevice(dpy, info->id);
+
+    if (!device) {
+	fprintf(stderr, "unable to open device %s\n", dev_name);
+	return 0;
+    }
+
+    if (device->num_classes > 0) {
+	for (ip = device->classes, i=0; i<info->num_classes; ip++, i++) {
+	    switch (ip->input_class) {
+	    case KeyClass:
+		DeviceKeyPress(device, key_press_type, event_list[number]); number++;
+		DeviceKeyRelease(device, key_release_type, event_list[number]); number++;
+		break;
+
+	    case ButtonClass:
+		DeviceButtonPress(device, button_press_type, event_list[number]); number++;
+		DeviceButtonRelease(device, button_release_type, event_list[number]); number++;
+		break;
+
+	    case ValuatorClass:
+		DeviceMotionNotify(device, motion_type, event_list[number]); number++;
+		fprintf(stderr, "Motion = %i\n",motion_type);
+		if (handle_proximity) {
+		    ProximityIn(device, proximity_in_type, event_list[number]); number++;
+		    ProximityOut(device, proximity_out_type, event_list[number]); number++;
+		}
+		break;
+
+	    default:
+		fprintf(stderr, "unknown class\n");
+		break;
+	    }
+	}
+
+	if (XSelectExtensionEvent(dpy, root_win, event_list, number)) {
+	    fprintf(stderr, "error selecting extended events\n");
+	    return 0;
+	}
+    }
+    return number;
+}
+
+
+
+static void sdlinput_register_lightguns(running_machine *machine)
+{
+	int index;
+	XExtensionVersion	*version;
+	
+	lightgun_enabled = options_get_bool(mame_options(), OPTION_LIGHTGUN);
+	devmap_init(machine, &lightgun_map, SDLOPTION_LIGHTGUNINDEX, 8, "Lightgun mapping");
+	
+	XDisplay = XOpenDisplay(NULL);
+
+	if (XDisplay == NULL) {
+	    fprintf(stderr, "Unable to connect to X server\n");
+	    return;
+	}
+
+	version = XGetExtensionVersion(XDisplay, INAME);
+
+	if (!version || (version == (XExtensionVersion*) NoSuchExtension)) {
+	    fprintf(stderr, "xinput extension not available!\n");
+	    return;
+	}
+
+
+	for (index=0; index<8; index++) {
+	    XDeviceInfo *info;
+	    if (strlen(lightgun_map.map[index].name)!=0) {
+		device_info *devinfo;
+		char *name=lightgun_map.map[index].name;
+		char defname[512];
+		devinfo = devmap_class_register(machine, &lightgun_map, index, &lightgun_list, DEVICE_CLASS_LIGHTGUN);
+		fprintf(stderr, "%i: %s\n",index, name);
+		info=find_device_info(XDisplay, name, 0);
+		if (!info) continue;
+
+		//Grab device info and translate to stuff mame can use
+		if (info->num_classes > 0) {
+		    XAnyClassPtr any = (XAnyClassPtr) (info->inputclassinfo);
+		    int i;
+		    for (i=0; i<info->num_classes; i++) {
+			int button;
+			XValuatorInfoPtr v;
+			XAxisInfoPtr a;
+			int j;
+			XButtonInfoPtr b;
+			switch (any->c_class) {
+			case ButtonClass:
+			    b = (XButtonInfoPtr) any;
+			    for (button = 0; button < b->num_buttons; button++)
+			    {
+				input_item_id itemid;
+				sprintf(defname, "B%d", button + 1);
+				itemid=(input_item_id) (ITEM_ID_BUTTON1+button);
+				input_device_item_add(devinfo->device, defname, &devinfo->lightgun.buttons[button], itemid, generic_button_get_state);
+			    }
+			    break;
+			case ValuatorClass:
+			    v = (XValuatorInfoPtr) any;
+			    a = (XAxisInfoPtr) ((char *) v + sizeof (XValuatorInfo));
+			    for (j=0; j<v->num_axes; j++, a++) {
+				if (j==0) {
+				    devinfo->lightgun.maxx=a->max_value;
+				    devinfo->lightgun.minx=a->min_value;
+				}
+				if (j==1) {
+				    devinfo->lightgun.maxy=a->max_value;
+				    devinfo->lightgun.miny=a->min_value;
+				}
+			    }
+			    break;
+			}
+		    any = (XAnyClassPtr) ((char *) any + any->length);
+		    }
+		}
+
+
+		sprintf(defname, "X %s", devinfo->name);
+		input_device_item_add(devinfo->device, defname, &devinfo->lightgun.lX, ITEM_ID_XAXIS, generic_axis_get_state);
+		sprintf(defname, "Y %s", devinfo->name);
+		input_device_item_add(devinfo->device, defname, &devinfo->lightgun.lY, ITEM_ID_YAXIS, generic_axis_get_state);
+
+
+		devinfo->lightgun.deviceid=info->id;
+		if (!info) {
+		    fprintf(stderr, "Can't find device %s!\n", lightgun_map.map[index].name);
+		} else {
+		    fprintf(stderr, "Device %i: Registered %i events.\n",(int)info->id, register_events(XDisplay, info, lightgun_map.map[index].name, 0));
+		}
+	    }
+	}
+	mame_printf_verbose("Lightgun: End initialization\n");
+}
+
+device_info *get_lightgun_info_for_deviceid(XID deviceid) {
+    device_info *devinfo;
+    int index;
+    //Find lightgun according to device id
+    for (index=0; ; index++) {
+	devinfo = generic_device_find_index(lightgun_list, index);
+	if (devinfo==NULL) break;
+	if (devinfo->lightgun.deviceid==deviceid) break;
+    }
+    return devinfo;
+}
+
+int normalize_absolute_axis(int raw, int rawmin, int rawmax)
+{
+	int center = (rawmax + rawmin) / 2;
+
+	// make sure we have valid data
+	if (rawmin >= rawmax)
+		return raw;
+
+	// above center
+	if (raw >= center)
+	{
+		int result = (long)(raw - center) * (long)INPUT_ABSOLUTE_MAX / (long)(rawmax - center);
+		return MIN(result, INPUT_ABSOLUTE_MAX);
+	}
+
+	// below center
+	else
+	{
+		int result = -((long)(center - raw) * (long)-INPUT_ABSOLUTE_MIN / (long)(center - rawmin));
+		return MAX(result, INPUT_ABSOLUTE_MIN);
+	}
+}
+
 
 //============================================================
 //  sdlinput_register_joysticks
@@ -1115,6 +1385,9 @@ void sdlinput_init(running_machine *mach
 	// register the mice
 	sdlinput_register_mice(machine);
 
+	// register the lightguns
+	sdlinput_register_lightguns(machine);
+
 	if (machine->debug_flags & DEBUG_FLAG_OSD_ENABLED)
 	{
 		mame_printf_warning("Debug Build: Disabling input grab for -debug\n");
@@ -1131,6 +1404,7 @@ void sdlinput_init(running_machine *mach
 	device_list_reset_devices(keyboard_list);
 	device_list_reset_devices(mouse_list);
 	device_list_reset_devices(joystick_list);
+	device_list_reset_devices(lightgun_list);
 
 }
 
@@ -1248,6 +1522,7 @@ void sdlinput_poll(running_machine *mach
 	device_info *devinfo;
 	SDL_Event event;
 	int index;
+	XEvent xevent;
 
 	// only for SDLMAME_EVENTS_IN_WORKER_THREAD
 	SDL_Event			loc_event_buf[MAX_BUF_EVENTS];
@@ -1263,6 +1538,21 @@ void sdlinput_poll(running_machine *mach
 		devinfo->mouse.lY = 0;
 	}
 
+	//Get XInput events
+	while (XPending(XDisplay)!=0) {
+	    XNextEvent(XDisplay, &xevent);
+	    if (xevent.type==motion_type) {
+		XDeviceMotionEvent *motion = (XDeviceMotionEvent *) &xevent;
+		devinfo=get_lightgun_info_for_deviceid(motion->deviceid);
+		devinfo->lightgun.lX=normalize_absolute_axis(motion->axis_data[0], devinfo->lightgun.minx, devinfo->lightgun.maxx);
+		devinfo->lightgun.lY=normalize_absolute_axis(motion->axis_data[1], devinfo->lightgun.miny, devinfo->lightgun.maxy);
+	    } else if (xevent.type==button_press_type || xevent.type==button_release_type) {
+		XDeviceButtonEvent *button = (XDeviceButtonEvent *) &xevent;
+		devinfo=get_lightgun_info_for_deviceid(button->deviceid);
+		devinfo->lightgun.buttons[button->button]=(xevent.type==button_press_type)?0x80:0;
+	    }
+	}
+
 	if (SDLMAME_EVENTS_IN_WORKER_THREAD)
 	{
 		osd_lock_acquire(input_lock);
diff -BNburp mame-org/src/osd/sdl/osdsdl.h mame-wiimote/src/osd/sdl/osdsdl.h
--- mame-org/src/osd/sdl/osdsdl.h	2010-02-12 14:42:32.000000000 +0100
+++ mame-wiimote/src/osd/sdl/osdsdl.h	2010-05-07 08:53:34.000000000 +0200
@@ -130,3 +130,4 @@ void sdlaudio_init(running_machine *mach
 extern int sdl_num_processors;
 
 #endif
+#define SDLOPTION_LIGHTGUNINDEX			"lightgun_index"  
diff -BNburp mame-org/src/osd/sdl/sdlmain.c mame-wiimote/src/osd/sdl/sdlmain.c
--- mame-org/src/osd/sdl/sdlmain.c	2010-02-13 12:19:16.000000000 +0100
+++ mame-wiimote/src/osd/sdl/sdlmain.c	2010-05-07 08:54:03.000000000 +0200
@@ -190,6 +190,17 @@ static const options_entry mame_sdl_opti
 	{ SDLOPTION_JOYINDEX "8",                SDLOPTVAL_AUTO, 0,         "name of joystick mapped to joystick #8" },
 	{ SDLOPTION_SIXAXIS,			         "0",	 OPTION_BOOLEAN,    "Use special handling for PS3 Sixaxis controllers" },
 
+	{ NULL, 		                         NULL,   OPTION_HEADER,     "SDL LIGHTGUN MAPPING" },
+	{ SDLOPTION_LIGHTGUNINDEX "1",              SDLOPTVAL_AUTO, 0,         "name of lightgun mapped to lightgun #1" },
+	{ SDLOPTION_LIGHTGUNINDEX "2",              SDLOPTVAL_AUTO, 0,         "name of lightgun mapped to lightgun #2" },
+	{ SDLOPTION_LIGHTGUNINDEX "3",              SDLOPTVAL_AUTO, 0,         "name of lightgun mapped to lightgun #3" },
+	{ SDLOPTION_LIGHTGUNINDEX "4",              SDLOPTVAL_AUTO, 0,         "name of lightgun mapped to lightgun #4" },
+	{ SDLOPTION_LIGHTGUNINDEX "5",              SDLOPTVAL_AUTO, 0,         "name of lightgun mapped to lightgun #5" },
+	{ SDLOPTION_LIGHTGUNINDEX "6",              SDLOPTVAL_AUTO, 0,         "name of lightgun mapped to lightgun #6" },
+	{ SDLOPTION_LIGHTGUNINDEX "7",              SDLOPTVAL_AUTO, 0,         "name of lightgun mapped to lightgun #7" },
+	{ SDLOPTION_LIGHTGUNINDEX "8",              SDLOPTVAL_AUTO, 0,         "name of lightgun mapped to lightgun #8" },
+
+
 #if (SDL_VERSION_ATLEAST(1,3,0))
 	{ NULL, 		                         NULL,   OPTION_HEADER,     "SDL MOUSE MAPPING" },
 	{ SDLOPTION_MOUSEINDEX "1",              SDLOPTVAL_AUTO, 0,         "name of mouse mapped to mouse #1" },
diff -BNburp mame-org/src/osd/sdl/window.c mame-wiimote/src/osd/sdl/window.c
--- mame-org/src/osd/sdl/window.c	2010-02-12 07:40:12.000000000 +0100
+++ mame-wiimote/src/osd/sdl/window.c	2010-05-07 08:54:54.000000000 +0200
@@ -659,8 +659,17 @@ static void sdlwindow_update_cursor_stat
 	}
 
 #else
+	//Hack for wii-lightguns: they stop working with a grabbed mouse; even a ShowCursor(SDL_DISABLE) already
+	//does this. To make the cursor disappear, we'll just set an empty cursor image.
+	unsigned char data[]={0,0,0,0,0,0,0,0};
+	SDL_Cursor *c;
+	c=SDL_CreateCursor(data, data, 8, 8, 0, 0);
+	SDL_SetCursor(c);
+
+
 	// do not do mouse capture if the debugger's enabled to avoid
 	// the possibility of losing control
+/*
 	if (!(machine->debug_flags & DEBUG_FLAG_OSD_ENABLED))
 	{
 		if ( window->fullscreen || sdlinput_should_hide_mouse(machine) )
@@ -680,6 +689,7 @@ static void sdlwindow_update_cursor_stat
 			}
 		}
 	}
+*/
 #endif
 }