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annotate src/joystick/win32/SDL_dxjoystick.c @ 1668:4da1ee79c9af SDL-1.3

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more tweaking indent options
author Sam Lantinga <slouken@libsdl.org>
date Mon, 29 May 2006 04:04:35 +0000
parents 782fd950bd46
children
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 #ifdef SDL_JOYSTICK_DINPUT
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25
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26 /* DirectInput joystick driver; written by Glenn Maynard, based on Andrei de
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27 * A. Formiga's WINMM driver.
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28 *
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29 * Hats and sliders are completely untested; the app I'm writing this for mostly
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30 * doesn't use them and I don't own any joysticks with them.
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31 *
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32 * We don't bother to use event notification here. It doesn't seem to work
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33 * with polled devices, and it's fine to call IDirectInputDevice2_GetDeviceData and
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34 * let it return 0 events. */
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35
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36 #include "SDL_error.h"
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37 #include "SDL_events.h"
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38 #include "SDL_joystick.h"
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39 #include "../SDL_sysjoystick.h"
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40 #include "../SDL_joystick_c.h"
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41
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42 #define WIN32_LEAN_AND_MEAN
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43 #include <windows.h>
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44
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45 #define DIRECTINPUT_VERSION 0x0500
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46 #include <dinput.h>
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47
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48 #define INPUT_QSIZE 32 /* Buffer up to 32 input messages */
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49
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50 extern HINSTANCE SDL_Instance;
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51 extern int DX5_Load();
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52 extern void DX5_Unload();
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53 extern HRESULT(WINAPI * DInputCreate) (HINSTANCE hinst, DWORD dwVersion,
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54 LPDIRECTINPUT * ppDI,
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55 LPUNKNOWN punkOuter);
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56
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57 static LPDIRECTINPUT dinput = NULL;
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58
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59 #define MAX_JOYSTICKS 8
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60 #define MAX_INPUTS 256 /* each joystick can have up to 256 inputs */
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61 #define AXIS_MIN -32768 /* minimum value for axis coordinate */
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62 #define AXIS_MAX 32767 /* maximum value for axis coordinate */
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63 #define JOY_AXIS_THRESHOLD (((AXIS_MAX)-(AXIS_MIN))/100) /* 1% motion */
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64
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65 typedef enum Type
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66 { BUTTON, AXIS, HAT } Type;
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67
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68 /* array to hold joystick ID values */
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69 static DIDEVICEINSTANCE SYS_Joystick[MAX_JOYSTICKS];
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70 static int SYS_NumJoysticks;
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71
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72 extern HWND SDL_Window;
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73
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74 typedef struct input_t
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75 {
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76 /* DirectInput offset for this input type: */
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77 DWORD ofs;
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78
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79 /* Button, axis or hat: */
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80 Type type;
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81
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82 /* SDL input offset: */
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83 Uint8 num;
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84 } input_t;
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85
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86 /* The private structure used to keep track of a joystick */
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87 struct joystick_hwdata
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88 {
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89 LPDIRECTINPUTDEVICE2 InputDevice;
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90 int buffered;
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91
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92 input_t Inputs[MAX_INPUTS];
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93 int NumInputs;
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94 };
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95
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96 /* Convert a DirectInput return code to a text message */
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97 static void
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98 SetDIerror(char *function, int code)
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99 {
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100 static char *error;
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101 static char errbuf[1024];
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102
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103 errbuf[0] = 0;
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104 switch (code) {
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105 case DIERR_GENERIC:
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106 error = "Undefined error!";
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107 break;
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108 case DIERR_OLDDIRECTINPUTVERSION:
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109 error = "Your version of DirectInput needs upgrading";
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110 break;
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111 case DIERR_INVALIDPARAM:
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112 error = "Invalid parameters";
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113 break;
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114 case DIERR_OUTOFMEMORY:
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115 error = "Out of memory";
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116 break;
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117 case DIERR_DEVICENOTREG:
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118 error = "Device not registered";
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119 break;
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120 case DIERR_NOINTERFACE:
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121 error = "Interface not supported";
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122 break;
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123 case DIERR_NOTINITIALIZED:
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124 error = "Device not initialized";
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125 break;
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126 default:
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127 sprintf(errbuf, "%s: Unknown DirectInput error: 0x%x",
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128 function, code);
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129 break;
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130 }
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131 if (!errbuf[0]) {
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132 sprintf(errbuf, "%s: %s", function, error);
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133 }
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134 SDL_SetError("%s", errbuf);
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135 return;
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136 }
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137
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138
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139 BOOL CALLBACK
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140 EnumJoysticksCallback(const DIDEVICEINSTANCE * pdidInstance, VOID * pContext)
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141 {
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142 memcpy(&SYS_Joystick[SYS_NumJoysticks], pdidInstance,
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143 sizeof(DIDEVICEINSTANCE));
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144 SYS_NumJoysticks++;
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145
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146 if (SYS_NumJoysticks >= MAX_JOYSTICKS)
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147 return DIENUM_STOP;
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148
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149 return DIENUM_CONTINUE;
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150 }
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151
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152 static BOOL CALLBACK
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153 DIJoystick_EnumDevObjectsProc(LPCDIDEVICEOBJECTINSTANCE dev, LPVOID pvRef)
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154 {
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155 SDL_Joystick *joystick = (SDL_Joystick *) pvRef;
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156 HRESULT result;
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157 input_t *in = &joystick->hwdata->Inputs[joystick->hwdata->NumInputs];
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158 const int SupportedMask = DIDFT_BUTTON | DIDFT_POV | DIDFT_AXIS;
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159 if (!(dev->dwType & SupportedMask))
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160 return DIENUM_CONTINUE; /* unsupported */
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161
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162 in->ofs = dev->dwOfs;
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163
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164 if (dev->dwType & DIDFT_BUTTON) {
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165 in->type = BUTTON;
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166 in->num = joystick->nbuttons;
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167 joystick->nbuttons++;
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168 } else if (dev->dwType & DIDFT_POV) {
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169 in->type = HAT;
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170 in->num = joystick->nhats;
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171 joystick->nhats++;
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172 } else { /* dev->dwType & DIDFT_AXIS */
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173 DIPROPRANGE diprg;
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174 DIPROPDWORD dilong;
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175
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176 in->type = AXIS;
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177 in->num = joystick->naxes;
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178
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179 diprg.diph.dwSize = sizeof(diprg);
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180 diprg.diph.dwHeaderSize = sizeof(diprg.diph);
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181 diprg.diph.dwObj = dev->dwOfs;
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182 diprg.diph.dwHow = DIPH_BYOFFSET;
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183 diprg.lMin = AXIS_MIN;
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184 diprg.lMax = AXIS_MAX;
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185
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186 result =
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187 IDirectInputDevice2_SetProperty(joystick->hwdata->InputDevice,
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188 DIPROP_RANGE, &diprg.diph);
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189 if (result != DI_OK)
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190 return DIENUM_CONTINUE; /* don't use this axis */
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191
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192 /* Set dead zone to 0. */
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193 dilong.diph.dwSize = sizeof(dilong);
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194 dilong.diph.dwHeaderSize = sizeof(dilong.diph);
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195 dilong.diph.dwObj = dev->dwOfs;
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196 dilong.diph.dwHow = DIPH_BYOFFSET;
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197 dilong.dwData = 0;
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198 result =
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199 IDirectInputDevice2_SetProperty(joystick->hwdata->InputDevice,
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200 DIPROP_DEADZONE, &dilong.diph);
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201 if (result != DI_OK)
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202 return DIENUM_CONTINUE; /* don't use this axis */
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203
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204 joystick->naxes++;
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205 }
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206
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207 joystick->hwdata->NumInputs++;
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208
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209 if (joystick->hwdata->NumInputs == MAX_INPUTS)
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210 return DIENUM_STOP; /* too many */
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211
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212 return DIENUM_CONTINUE;
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213 }
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214
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215 /* Function to scan the system for joysticks.
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216 * This function should set SDL_numjoysticks to the number of available
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217 * joysticks. Joystick 0 should be the system default joystick.
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218 * It should return 0, or -1 on an unrecoverable fatal error.
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219 */
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220 int
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221 SDL_SYS_JoystickInit(void)
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222 {
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223 HRESULT result;
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224
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225 SYS_NumJoysticks = 0;
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226
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227 /* Create the DirectInput object */
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228 if (DX5_Load() < 0) {
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229 SDL_SetError("Couldn't load DirectInput");
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230 return (-1);
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231 }
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232 result = DInputCreate(SDL_Instance, DIRECTINPUT_VERSION, &dinput, NULL);
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233 if (result != DI_OK) {
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234 DX5_Unload();
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235 SetDIerror("DirectInputCreate", result);
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236 return (-1);
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237 }
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238
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239 result = IDirectInput_EnumDevices(dinput,
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240 DIDEVTYPE_JOYSTICK,
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241 EnumJoysticksCallback,
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242 NULL, DIEDFL_ATTACHEDONLY);
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243
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244 return SYS_NumJoysticks;
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245 }
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diff changeset
246
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247 /* Function to get the device-dependent name of a joystick */
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248 const char *
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249 SDL_SYS_JoystickName(int index)
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250 {
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251 /***-> test for invalid index ? */
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252 return (SYS_Joystick[index].tszProductName);
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253 }
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254
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255 /* Function to open a joystick for use.
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256 The joystick to open is specified by the index field of the joystick.
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257 This should fill the nbuttons and naxes fields of the joystick structure.
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258 It returns 0, or -1 if there is an error.
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259 */
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260 int
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261 SDL_SYS_JoystickOpen(SDL_Joystick * joystick)
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262 {
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263 HRESULT result;
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264 LPDIRECTINPUTDEVICE device;
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265
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266 /* allocate memory for system specific hardware data */
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267 joystick->hwdata =
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268 (struct joystick_hwdata *) malloc(sizeof(*joystick->hwdata));
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269 if (joystick->hwdata == NULL) {
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270 SDL_OutOfMemory();
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271 return (-1);
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272 }
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273 memset(joystick->hwdata, 0, sizeof(*joystick->hwdata));
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274 joystick->hwdata->buffered = 1;
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275
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276 result =
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277 IDirectInput_CreateDevice(dinput,
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278 &SYS_Joystick[joystick->index].
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279 guidInstance, &device, NULL);
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280 if (result != DI_OK) {
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281 SetDIerror("DirectInput::CreateDevice", result);
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282 return (-1);
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283 }
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284
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285 result = IDirectInputDevice_QueryInterface(device,
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286 &IID_IDirectInputDevice2,
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287 (LPVOID *) & joystick->
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288 hwdata->InputDevice);
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289 IDirectInputDevice_Release(device);
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290 if (result != DI_OK) {
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291 SetDIerror("DirectInputDevice::QueryInterface", result);
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292 return (-1);
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293 }
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294
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295 result =
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296 IDirectInputDevice2_SetCooperativeLevel(joystick->hwdata->
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297 InputDevice, SDL_Window,
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298 DISCL_NONEXCLUSIVE |
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299 DISCL_BACKGROUND);
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300 if (result != DI_OK) {
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301 SetDIerror("DirectInputDevice::SetCooperativeLevel", result);
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302 return (-1);
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303 }
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304
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305 result =
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306 IDirectInputDevice2_SetDataFormat(joystick->hwdata->InputDevice,
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307 &c_dfDIJoystick);
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308 if (result != DI_OK) {
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309 SetDIerror("DirectInputDevice::SetDataFormat", result);
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310 return (-1);
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311 }
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312
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313 IDirectInputDevice2_EnumObjects(joystick->hwdata->InputDevice,
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314 DIJoystick_EnumDevObjectsProc,
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315 joystick,
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316 DIDFT_BUTTON | DIDFT_AXIS | DIDFT_POV);
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317
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318 {
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319 DIPROPDWORD dipdw;
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320 memset(&dipdw, 0, sizeof(dipdw));
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321 dipdw.diph.dwSize = sizeof(dipdw);
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322 dipdw.diph.dwHeaderSize = sizeof(dipdw.diph);
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323 dipdw.diph.dwObj = 0;
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324 dipdw.diph.dwHow = DIPH_DEVICE;
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325 dipdw.dwData = INPUT_QSIZE;
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326 result =
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327 IDirectInputDevice2_SetProperty(joystick->hwdata->InputDevice,
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328 DIPROP_BUFFERSIZE, &dipdw.diph);
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329
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330 if (result == DI_POLLEDDEVICE) {
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331 /* This device doesn't support buffering, so we're forced
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332 * to use less reliable polling. */
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333 joystick->hwdata->buffered = 0;
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334 } else if (result != DI_OK) {
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335 SetDIerror("DirectInputDevice::SetProperty", result);
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336 return (-1);
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337 }
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338 }
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339
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340 return (0);
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341 }
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342
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343 static Uint8
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344 TranslatePOV(DWORD value)
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345 {
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346 const int HAT_VALS[] = {
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347 SDL_HAT_UP,
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348 SDL_HAT_UP | SDL_HAT_RIGHT,
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349 SDL_HAT_RIGHT,
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350 SDL_HAT_DOWN | SDL_HAT_RIGHT,
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351 SDL_HAT_DOWN,
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352 SDL_HAT_DOWN | SDL_HAT_LEFT,
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353 SDL_HAT_LEFT,
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354 SDL_HAT_UP | SDL_HAT_LEFT
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355 };
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356
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357 if (LOWORD(value) == 0xFFFF)
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358 return SDL_HAT_CENTERED;
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359
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360 /* Round the value up: */
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361 value += 4500 / 2;
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362 value %= 36000;
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363 value /= 4500;
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364
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365 if (value >= 8)
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366 return SDL_HAT_CENTERED; /* shouldn't happen */
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367
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368 return HAT_VALS[value];
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369 }
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370
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371 /* SDL_PrivateJoystick* doesn't discard duplicate events, so we need to
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372 * do it. */
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373 static int
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374 SDL_PrivateJoystickAxis_Int(SDL_Joystick * joystick, Uint8 axis, Sint16 value)
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375 {
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376 if (joystick->axes[axis] != value)
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377 return SDL_PrivateJoystickAxis(joystick, axis, value);
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378 return 0;
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parents:
diff changeset
379 }
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
380
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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parents: 1661
diff changeset
381 static int
1668
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diff changeset
382 SDL_PrivateJoystickHat_Int(SDL_Joystick * joystick, Uint8 hat, Uint8 value)
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
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parents:
diff changeset
383 {
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
384 if (joystick->hats[hat] != value)
1668
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
385 return SDL_PrivateJoystickHat(joystick, hat, value);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
386 return 0;
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
387 }
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
388
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
389 static int
1668
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diff changeset
390 SDL_PrivateJoystickButton_Int(SDL_Joystick * joystick, Uint8 button,
4da1ee79c9af more tweaking indent options
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diff changeset
391 Uint8 state)
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
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parents:
diff changeset
392 {
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
393 if (joystick->buttons[button] != state)
1668
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diff changeset
394 return SDL_PrivateJoystickButton(joystick, button, state);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
395 return 0;
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
396 }
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
397
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
398 /* Function to update the state of a joystick - called as a device poll.
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
399 * This function shouldn't update the joystick structure directly,
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
400 * but instead should call SDL_PrivateJoystick*() to deliver events
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
401 * and update joystick device state.
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
402 */
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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parents: 1661
diff changeset
403 void
1668
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diff changeset
404 SDL_SYS_JoystickUpdate_Polled(SDL_Joystick * joystick)
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
405 {
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
406 DIJOYSTATE state;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
407 HRESULT result;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
408 int i;
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
409
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
410 result =
1668
4da1ee79c9af more tweaking indent options
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parents: 1662
diff changeset
411 IDirectInputDevice2_GetDeviceState(joystick->hwdata->InputDevice,
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
412 sizeof(state), &state);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
413 if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) {
1668
4da1ee79c9af more tweaking indent options
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diff changeset
414 IDirectInputDevice2_Acquire(joystick->hwdata->InputDevice);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
415 result =
1668
4da1ee79c9af more tweaking indent options
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parents: 1662
diff changeset
416 IDirectInputDevice2_GetDeviceState(joystick->hwdata->
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
417 InputDevice, sizeof(state),
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
418 &state);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
419 }
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
420
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
421 /* Set each known axis, button and POV. */
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
422 for (i = 0; i < joystick->hwdata->NumInputs; ++i) {
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
423 const input_t *in = &joystick->hwdata->Inputs[i];
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
424
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
425 switch (in->type) {
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
426 case AXIS:
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
427 switch (in->ofs) {
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
428 case DIJOFS_X:
1668
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diff changeset
429 SDL_PrivateJoystickAxis_Int(joystick, in->num,
4da1ee79c9af more tweaking indent options
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diff changeset
430 (Sint16) state.lX);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
431 break;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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diff changeset
432 case DIJOFS_Y:
1668
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diff changeset
433 SDL_PrivateJoystickAxis_Int(joystick, in->num,
4da1ee79c9af more tweaking indent options
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diff changeset
434 (Sint16) state.lY);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
435 break;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
436 case DIJOFS_Z:
1668
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diff changeset
437 SDL_PrivateJoystickAxis_Int(joystick, in->num,
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Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
438 (Sint16) state.lZ);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
439 break;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
440 case DIJOFS_RX:
1668
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diff changeset
441 SDL_PrivateJoystickAxis_Int(joystick, in->num,
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
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diff changeset
442 (Sint16) state.lRx);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
443 break;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
444 case DIJOFS_RY:
1668
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
445 SDL_PrivateJoystickAxis_Int(joystick, in->num,
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
446 (Sint16) state.lRy);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
447 break;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
448 case DIJOFS_RZ:
1668
4da1ee79c9af more tweaking indent options
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diff changeset
449 SDL_PrivateJoystickAxis_Int(joystick, in->num,
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
450 (Sint16) state.lRz);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
451 break;
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
452 case DIJOFS_SLIDER(0):
4da1ee79c9af more tweaking indent options
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parents: 1662
diff changeset
453 SDL_PrivateJoystickAxis_Int(joystick, in->num,
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
454 (Sint16) state.rglSlider[0]);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
455 break;
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
456 case DIJOFS_SLIDER(1):
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
457 SDL_PrivateJoystickAxis_Int(joystick, in->num,
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
458 (Sint16) state.rglSlider[0]);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
459 break;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
460 }
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
461
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
462 break;
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
463
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
464 case BUTTON:
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
465 SDL_PrivateJoystickButton_Int(joystick, in->num,
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
466 (Uint8) (state.
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
467 rgbButtons[in->ofs -
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
468 DIJOFS_BUTTON0]
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
469 ? SDL_PRESSED :
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
470 SDL_RELEASED));
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
471 break;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
472 case HAT:
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
473 {
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
474 Uint8 pos =
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
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diff changeset
475 TranslatePOV(state.rgdwPOV[in->ofs - DIJOFS_POV(0)]);
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
476 SDL_PrivateJoystickHat_Int(joystick, in->num, pos);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
477 break;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
478 }
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
479 }
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
480 }
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
481 }
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
482
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
483 void
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
484 SDL_SYS_JoystickUpdate_Buffered(SDL_Joystick * joystick)
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
485 {
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
486 int i;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
487 HRESULT result;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
488 DWORD numevents;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
489 DIDEVICEOBJECTDATA evtbuf[INPUT_QSIZE];
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
490
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
491 numevents = INPUT_QSIZE;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
492 result =
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
493 IDirectInputDevice2_GetDeviceData(joystick->hwdata->InputDevice,
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
494 sizeof(DIDEVICEOBJECTDATA),
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
495 evtbuf, &numevents, 0);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
496 if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) {
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
497 IDirectInputDevice2_Acquire(joystick->hwdata->InputDevice);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
498 result =
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
499 IDirectInputDevice2_GetDeviceData(joystick->hwdata->
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
500 InputDevice,
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
501 sizeof(DIDEVICEOBJECTDATA),
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
502 evtbuf, &numevents, 0);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
503 }
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
504
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
505 /* Handle the events */
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
506 if (result != DI_OK)
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parents: 1661
diff changeset
507 return;
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parents:
diff changeset
508
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782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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diff changeset
509 for (i = 0; i < (int) numevents; ++i) {
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diff changeset
510 int j;
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parents:
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511
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782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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512 for (j = 0; j < joystick->hwdata->NumInputs; ++j) {
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513 const input_t *in = &joystick->hwdata->Inputs[j];
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514
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diff changeset
515 if (evtbuf[i].dwOfs != in->ofs)
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diff changeset
516 continue;
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parents:
diff changeset
517
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782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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diff changeset
518 switch (in->type) {
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diff changeset
519 case AXIS:
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520 SDL_PrivateJoystickAxis(joystick, in->num,
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521 (Sint16) evtbuf[i].dwData);
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522 break;
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523 case BUTTON:
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524 SDL_PrivateJoystickButton(joystick, in->num,
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525 (Uint8) (evtbuf[i].
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526 dwData ? SDL_PRESSED
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527 : SDL_RELEASED));
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diff changeset
528 break;
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529 case HAT:
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diff changeset
530 {
1668
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diff changeset
531 Uint8 pos = TranslatePOV(evtbuf[i].dwData);
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532 SDL_PrivateJoystickHat(joystick, in->num, pos);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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diff changeset
533 }
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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parents: 1661
diff changeset
534 }
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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diff changeset
535 }
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parents: 1661
diff changeset
536 }
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
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parents:
diff changeset
537 }
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
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parents:
diff changeset
538
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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diff changeset
539 void
1668
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diff changeset
540 SDL_SYS_JoystickUpdate(SDL_Joystick * joystick)
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parents:
diff changeset
541 {
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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diff changeset
542 HRESULT result;
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
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parents:
diff changeset
543
1668
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diff changeset
544 result = IDirectInputDevice2_Poll(joystick->hwdata->InputDevice);
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diff changeset
545 if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) {
1668
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diff changeset
546 IDirectInputDevice2_Acquire(joystick->hwdata->InputDevice);
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diff changeset
547 IDirectInputDevice2_Poll(joystick->hwdata->InputDevice);
1662
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Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
548 }
1661
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
549
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parents: 1661
diff changeset
550 if (joystick->hwdata->buffered)
1668
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diff changeset
551 SDL_SYS_JoystickUpdate_Buffered(joystick);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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diff changeset
552 else
1668
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diff changeset
553 SDL_SYS_JoystickUpdate_Polled(joystick);
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
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parents:
diff changeset
554 }
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
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parents:
diff changeset
555
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
556 /* Function to close a joystick after use */
1662
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diff changeset
557 void
1668
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558 SDL_SYS_JoystickClose(SDL_Joystick * joystick)
1661
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parents:
diff changeset
559 {
1668
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diff changeset
560 IDirectInputDevice2_Unacquire(joystick->hwdata->InputDevice);
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diff changeset
561 IDirectInputDevice2_Release(joystick->hwdata->InputDevice);
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
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parents:
diff changeset
562
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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parents: 1661
diff changeset
563 if (joystick->hwdata != NULL) {
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff changeset
564 /* free system specific hardware data */
1668
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diff changeset
565 free(joystick->hwdata);
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782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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parents: 1661
diff changeset
566 }
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
567 }
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
568
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
569 /* Function to perform any system-specific joystick related cleanup */
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
570 void
1668
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Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
571 SDL_SYS_JoystickQuit(void)
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
572 {
1668
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diff changeset
573 IDirectInput_Release(dinput);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
574 dinput = NULL;
1668
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diff changeset
575 DX5_Unload();
1661
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
576 }
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
577
281d3f4870e5 Moved DirectInput joystick code to 1.3 branch
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
578 #endif /* SDL_JOYSTICK_DINPUT */
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1661
diff changeset
579 /* vi: set ts=4 sw=4 expandtab: */