19682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* 29682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL - Simple DirectMedia Layer 39682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Copyright (C) 1997-2012 Sam Lantinga 49682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 59682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall This library is free software; you can redistribute it and/or 69682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall modify it under the terms of the GNU Lesser General Public 79682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall License as published by the Free Software Foundation; either 89682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall version 2.1 of the License, or (at your option) any later version. 99682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall This library is distributed in the hope that it will be useful, 119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall but WITHOUT ANY WARRANTY; without even the implied warranty of 129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Lesser General Public License for more details. 149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall You should have received a copy of the GNU Lesser General Public 169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall License along with this library; if not, write to the Free Software 179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Sam Lantinga 209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall slouken@libsdl.org 219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall*/ 229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_config.h" 239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#ifdef SDL_JOYSTICK_MACOS 259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* SDL stuff -- "SDL_sysjoystick.c" 279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall MacOS joystick functions by Frederick Reitberger 289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall The code that follows is meant for SDL. Use at your own risk. 309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall*/ 319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <InputSprocket.h> 339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_joystick.h" 359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "../SDL_sysjoystick.h" 369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "../SDL_joystick_c.h" 379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* The max number of joysticks we will detect */ 409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#define MAX_JOYSTICKS 16 419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Limit ourselves to 32 elements per device */ 429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#define kMaxReferences 32 439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#define ISpSymmetricAxisToFloat(axis) ((((float) axis) - kISpAxisMiddle) / (kISpAxisMaximum-kISpAxisMiddle)) 459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#define ISpAsymmetricAxisToFloat(axis) (((float) axis) / (kISpAxisMaximum)) 469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic ISpDeviceReference SYS_Joysticks[MAX_JOYSTICKS]; 499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic ISpElementListReference SYS_Elements[MAX_JOYSTICKS]; 509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic ISpDeviceDefinition SYS_DevDef[MAX_JOYSTICKS]; 519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstruct joystick_hwdata 539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall char name[64]; 559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Uint8 id;*/ 569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpElementReference refs[kMaxReferences]; 579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* gonna need some sort of mapping info */ 589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall}; 599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Function to scan the system for joysticks. 629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall * Joystick 0 should be the system default joystick. 639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall * This function should return the number of available joysticks, or -1 649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall * on an unrecoverable fatal error. 659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall */ 669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallint SDL_SYS_JoystickInit(void) 679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall static ISpDeviceClass classes[4] = { 699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall kISpDeviceClass_Joystick, 709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall #if kISpDeviceClass_Gamepad 719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall kISpDeviceClass_Gamepad, 729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall #endif 739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall kISpDeviceClass_Wheel, 749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 0 759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall }; 769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall OSErr err; 779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int i; 789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall UInt32 count, numJoysticks; 799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if ( (Ptr)0 == (Ptr)ISpStartup ) { 819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_SetError("InputSprocket not installed"); 829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; // InputSprocket not installed 839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if( (Ptr)0 == (Ptr)ISpGetVersion ) { 869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_SetError("InputSprocket not version 1.1 or newer"); 879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; // old version of ISp (not at least 1.1) 889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpStartup(); 919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* Get all the joysticks */ 939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall numJoysticks = 0; 949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall for ( i=0; classes[i]; ++i ) { 959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall count = 0; 969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall err = ISpDevices_ExtractByClass( 979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall classes[i], 989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall MAX_JOYSTICKS-numJoysticks, 999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall &count, 1009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall &SYS_Joysticks[numJoysticks]); 1019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall numJoysticks += count; 1029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall for(i = 0; i < numJoysticks; i++) 1059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 1069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpDevice_GetDefinition( 1079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SYS_Joysticks[i], sizeof(ISpDeviceDefinition), 1089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall &SYS_DevDef[i]); 1099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall err = ISpElementList_New( 1119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 0, NULL, 1129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall &SYS_Elements[i], 0); 1139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (err) { 1159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_OutOfMemory(); 1169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 1179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpDevice_GetElementList( 1209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SYS_Joysticks[i], 1219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall &SYS_Elements[i]); 1229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpDevices_Deactivate(numJoysticks, SYS_Joysticks); 1259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return numJoysticks; 1279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 1289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Function to get the device-dependent name of a joystick */ 1309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallconst char *SDL_SYS_JoystickName(int index) 1319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 1329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall static char name[64]; 1339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int len; 1349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* convert pascal string to c-string */ 1369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall len = SYS_DevDef[index].deviceName[0]; 1379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if ( len >= sizeof(name) ) { 1389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall len = (sizeof(name) - 1); 1399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_memcpy(name, &SYS_DevDef[index].deviceName[1], len); 1419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall name[len] = '\0'; 1429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return name; 1449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 1459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Function to open a joystick for use. 1479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall The joystick to open is specified by the index field of the joystick. 1489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall This should fill the nbuttons and naxes fields of the joystick structure. 1499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall It returns 0, or -1 if there is an error. 1509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall */ 1519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallint SDL_SYS_JoystickOpen(SDL_Joystick *joystick) 1529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 1539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int index; 1549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall UInt32 count, gotCount, count2; 1559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall long numAxis, numButtons, numHats, numBalls; 1569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall count = kMaxReferences; 1589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall count2 = 0; 1599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall numAxis = numButtons = numHats = numBalls = 0; 1609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall index = joystick->index; 1629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* allocate memory for system specific hardware data */ 1649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall joystick->hwdata = (struct joystick_hwdata *) SDL_malloc(sizeof(*joystick->hwdata)); 1659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (joystick->hwdata == NULL) 1669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 1679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_OutOfMemory(); 1689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return(-1); 1699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_memset(joystick->hwdata, 0, sizeof(*joystick->hwdata)); 1719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_strlcpy(joystick->hwdata->name, SDL_SYS_JoystickName(index), SDL_arraysize(joystick->hwdata->name)); 1729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall joystick->name = joystick->hwdata->name; 1739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpElementList_ExtractByKind( 1759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SYS_Elements[index], 1769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall kISpElementKind_Axis, 1779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall count, 1789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall &gotCount, 1799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall joystick->hwdata->refs); 1809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall numAxis = gotCount; 1829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall count -= gotCount; 1839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall count2 += gotCount; 1849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpElementList_ExtractByKind( 1869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SYS_Elements[index], 1879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall kISpElementKind_DPad, 1889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall count, 1899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall &gotCount, 1909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall &(joystick->hwdata->refs[count2])); 1919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall numHats = gotCount; 1939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall count -= gotCount; 1949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall count2 += gotCount; 1959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpElementList_ExtractByKind( 1979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SYS_Elements[index], 1989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall kISpElementKind_Button, 1999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall count, 2009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall &gotCount, 2019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall &(joystick->hwdata->refs[count2])); 2029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall numButtons = gotCount; 2049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall count -= gotCount; 2059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall count2 += gotCount; 2069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall joystick->naxes = numAxis; 2089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall joystick->nhats = numHats; 2099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall joystick->nballs = numBalls; 2109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall joystick->nbuttons = numButtons; 2119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpDevices_Activate( 2139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1, 2149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall &SYS_Joysticks[index]); 2159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return 0; 2179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 2189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Function to update the state of a joystick - called as a device poll. 2209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall * This function shouldn't update the joystick structure directly, 2219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall * but instead should call SDL_PrivateJoystick*() to deliver events 2229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall * and update joystick device state. 2239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall */ 2249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid SDL_SYS_JoystickUpdate(SDL_Joystick *joystick) 2259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 2269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int i, j; 2279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpAxisData a; 2289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpDPadData b; 2299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall //ISpDeltaData c; 2309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpButtonData d; 2319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall for(i = 0, j = 0; i < joystick->naxes; i++, j++) 2339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Sint16 value; 2359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpElement_GetSimpleState( 2379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall joystick->hwdata->refs[j], 2389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall &a); 2399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall value = (ISpSymmetricAxisToFloat(a)* 32767.0); 2409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if ( value != joystick->axes[i] ) { 2419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_PrivateJoystickAxis(joystick, i, value); 2429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall for(i = 0; i < joystick->nhats; i++, j++) 2469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Uint8 pos; 2489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpElement_GetSimpleState( 2509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall joystick->hwdata->refs[j], 2519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall &b); 2529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall switch(b) { 2539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case kISpPadIdle: 2549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall pos = SDL_HAT_CENTERED; 2559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 2569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case kISpPadLeft: 2579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall pos = SDL_HAT_LEFT; 2589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 2599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case kISpPadUpLeft: 2609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall pos = SDL_HAT_LEFTUP; 2619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 2629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case kISpPadUp: 2639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall pos = SDL_HAT_UP; 2649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 2659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case kISpPadUpRight: 2669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall pos = SDL_HAT_RIGHTUP; 2679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 2689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case kISpPadRight: 2699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall pos = SDL_HAT_RIGHT; 2709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 2719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case kISpPadDownRight: 2729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall pos = SDL_HAT_RIGHTDOWN; 2739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 2749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case kISpPadDown: 2759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall pos = SDL_HAT_DOWN; 2769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 2779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case kISpPadDownLeft: 2789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall pos = SDL_HAT_LEFTDOWN; 2799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 2809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if ( pos != joystick->hats[i] ) { 2829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_PrivateJoystickHat(joystick, i, pos); 2839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall for(i = 0; i < joystick->nballs; i++, j++) 2879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* ignore balls right now */ 2899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall for(i = 0; i < joystick->nbuttons; i++, j++) 2929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpElement_GetSimpleState( 2949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall joystick->hwdata->refs[j], 2959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall &d); 2969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if ( d != joystick->buttons[i] ) { 2979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_PrivateJoystickButton(joystick, i, d); 2989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 3019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Function to close a joystick after use */ 3039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid SDL_SYS_JoystickClose(SDL_Joystick *joystick) 3049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 3059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int index; 3069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall index = joystick->index; 3089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpDevices_Deactivate( 3109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1, 3119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall &SYS_Joysticks[index]); 3129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 3139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Function to perform any system-specific joystick related cleanup */ 3159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid SDL_SYS_JoystickQuit(void) 3169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 3179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ISpShutdown(); 3189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 3199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#endif /* SDL_JOYSTICK_MACOS */ 321