1 #define DIRECTINPUT_VERSION 0x0700

2 #include <dinput.h>

3 #include "plat-joystick.h"

4 #include "win.h"

5

6 extern "C" int video_fullscreen;

7

8 extern "C" void fatal(const char *format, ...);

9 extern "C" void pclog(const char *format, ...);

10

11 extern "C" void joystick_init();

12 extern "C" void joystick_close();

13 extern "C" void poll_joystick();

14

15 joystick_t joystick_state[2];

16

17 static LPDIRECTINPUT lpdi;

18 static LPDIRECTINPUTDEVICE2 lpdi_joystick[2] = {NULL, NULL};

19

20 int joysticks_present = 0;

21 static GUID joystick_guids[2];

22

23 static BOOL CALLBACK joystick_enum_callback(LPCDIDEVICEINSTANCE lpddi, LPVOID data)

24 {

25 if (joysticks_present >= 2)

26 return DIENUM_STOP;

27

28 pclog("joystick_enum_callback : found joystick %i : %s\n", joysticks_present, lpddi->tszProductName);

29

30 joystick_guids[joysticks_present++] = lpddi->guidInstance;

31

32 if (joysticks_present >= 2)

33 return DIENUM_STOP;

34

35 return DIENUM_CONTINUE;

36 }

37

38 void joystick_init()

39 {

40 int c;

41

42 atexit(joystick_close);

43

44 joysticks_present = 0;

45

46 if (FAILED(DirectInputCreate(hinstance, DIRECTINPUT_VERSION, &lpdi, NULL)))

47 fatal("joystick_init : DirectInputCreate failed\n");

48

49 if (FAILED(lpdi->EnumDevices(DIDEVTYPE_JOYSTICK, joystick_enum_callback, NULL, DIEDFL_ATTACHEDONLY)))

50 fatal("joystick_init : EnumDevices failed\n");

51

52 pclog("joystick_init: joysticks_present=%i\n", joysticks_present);

53

54 for (c = 0; c < joysticks_present; c++)

55 {

56 LPDIRECTINPUTDEVICE lpdi_joystick_temp = NULL;

57 DIPROPRANGE joy_axis_range;

58

59 if (FAILED(lpdi->CreateDevice(joystick_guids[c], &lpdi_joystick_temp, NULL)))

60 fatal("joystick_init : CreateDevice failed\n");

61 if (FAILED(lpdi_joystick_temp->QueryInterface(IID_IDirectInputDevice2, (void **)&lpdi_joystick[c])))

62 fatal("joystick_init : CreateDevice failed\n");

63 lpdi_joystick_temp->Release();

64 if (FAILED(lpdi_joystick[c]->SetCooperativeLevel(ghwnd, DISCL_BACKGROUND | DISCL_NONEXCLUSIVE)))

65 fatal("joystick_init : SetCooperativeLevel failed\n");

66 if (FAILED(lpdi_joystick[c]->SetDataFormat(&c_dfDIJoystick)))

67 fatal("joystick_init : SetDataFormat failed\n");

68

69 joy_axis_range.lMin = -32768;

70 joy_axis_range.lMax = 32767;

71 joy_axis_range.diph.dwSize = sizeof(DIPROPRANGE);

72 joy_axis_range.diph.dwHeaderSize = sizeof(DIPROPHEADER);

73 joy_axis_range.diph.dwObj = DIJOFS_X;

74 joy_axis_range.diph.dwHow = DIPH_BYOFFSET;

75 lpdi_joystick[c]->SetProperty(DIPROP_RANGE, &joy_axis_range.diph);

76

77 joy_axis_range.lMin = -32768;

78 joy_axis_range.lMax = 32767;

79 joy_axis_range.diph.dwSize = sizeof(DIPROPRANGE);

80 joy_axis_range.diph.dwHeaderSize = sizeof(DIPROPHEADER);

81 joy_axis_range.diph.dwObj = DIJOFS_Y;

82 joy_axis_range.diph.dwHow = DIPH_BYOFFSET;

83 lpdi_joystick[c]->SetProperty(DIPROP_RANGE, &joy_axis_range.diph);

84

85 if (FAILED(lpdi_joystick[c]->Acquire()))

86 fatal("joystick_init : Acquire failed\n");

87 }

88 }

89

90 void joystick_close()

91 {

92 if (lpdi_joystick[1])

93 {

94 lpdi_joystick[1]->Release();

95 lpdi_joystick[1] = NULL;

96 }

97 if (lpdi_joystick[0])

98 {

99 lpdi_joystick[0]->Release();

100 lpdi_joystick[0] = NULL;

101 }

102 }

103

104 void joystick_poll()

105 {

106 int c;

107

108 for (c = 0; c < joysticks_present; c++)

109 {

110 DIJOYSTATE joystate;

111

112 if (FAILED(lpdi_joystick[c]->Poll()))

113 {

114 lpdi_joystick[c]->Acquire();

115 lpdi_joystick[c]->Poll();

116 }

117 if (FAILED(lpdi_joystick[c]->GetDeviceState(sizeof(DIJOYSTATE), (LPVOID)&joystate)))

118 {

119 lpdi_joystick[c]->Acquire();

120 lpdi_joystick[c]->Poll();

121 lpdi_joystick[c]->GetDeviceState(sizeof(DIJOYSTATE), (LPVOID)&joystate);

122 }

123

124 joystick_state[c].x = joystate.lX;

125 joystick_state[c].y = joystate.lY;

126 joystick_state[c].b[0] = joystate.rgbButtons[0] & 0x80;

127 joystick_state[c].b[1] = joystate.rgbButtons[1] & 0x80;

128 joystick_state[c].b[2] = joystate.rgbButtons[2] & 0x80;

129 joystick_state[c].b[3] = joystate.rgbButtons[3] & 0x80;

130

131 // pclog("joystick %i - x=%i y=%i b[0]=%i b[1]=%i %i\n", c, joystick_state[c].x, joystick_state[c].y, joystick_state[c].b[0], joystick_state[c].b[1], joysticks_present);

132 }

133 }

134