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15 * $Source: /cvs/cvsroot/d2x/arch/include/joy.h,v $
18 * $Date: 2001-01-28 16:10:57 $
20 * Header for joystick functions
22 * $Log: not supported by cvs2svn $
31 #define JOY_1_BUTTON_A 1
32 #define JOY_1_BUTTON_B 2
33 #define JOY_2_BUTTON_A 4
34 #define JOY_2_BUTTON_B 8
35 #define JOY_ALL_BUTTONS (1+2+4+8)
37 #define JOY_1_X_AXIS 1
38 #define JOY_1_Y_AXIS 2
39 #define JOY_1_Z_AXIS 4
40 #define JOY_1_R_AXIS 16
41 #define JOY_1_U_AXIS 32
42 #define JOY_1_V_AXIS 64
45 #define JOY_NUM_AXES 7
46 #elif defined __ENV_LINUX__
48 #define JOY_NUM_AXES 5
50 #define JOY_NUM_AXES 4
55 #define JOY_ALL_AXIS (1+2+4+8)
56 #define JOY_EXT_AXIS (16+32+64)
58 #define JOY_2_X_AXIS 4
59 #define JOY_2_Y_AXIS 8
60 #define JOY_ALL_AXIS (1+2+4+8)
63 #define JOY_SLOW_READINGS 1
64 #define JOY_POLLED_READINGS 2
65 #define JOY_BIOS_READINGS 4
66 /* not present in d2src, maybe we don't really need it? */
67 #define JOY_FRIENDLY_READINGS 8
70 #define MAX_BUTTONS 64
72 #define MAX_BUTTONS 20
75 //==========================================================================
76 // This initializes the joy and does a "quick" calibration which
77 // assumes the stick is centered and sets the minimum value to 0 and
78 // the maximum value to 2 times the centered reading. Returns 0 if no
79 // joystick was detected, 1 if everything is ok.
80 // joy_init() is called.
83 extern int joy_init(int joy, int spjoy);
84 extern int joy95_init_stick(int joy, int spjoy);
86 extern int joy_init();
88 extern void joy_close();
90 extern char joy_installed;
91 extern char joy_present;
93 //==========================================================================
94 // The following 3 routines can be used to zero in on better joy
95 // calibration factors. To use them, ask the user to hold the stick
96 // in either the upper left, lower right, or center and then have them
97 // press a key or button and then call the appropriate one of these
98 // routines, and it will read the stick and update the calibration factors.
99 // Usually, assuming that the stick was centered when joy_init was
100 // called, you really only need to call joy_set_lr, since the upper
101 // left position is usually always 0,0 on most joys. But, the safest
102 // bet is to do all three, or let the user choose which ones to set.
104 extern void joy_set_ul();
105 extern void joy_set_lr();
106 extern void joy_set_cen();
109 //==========================================================================
110 // This reads the joystick. X and Y will be between -128 and 127.
111 // Takes about 1 millisecond in the worst case when the stick
112 // is in the lower right hand corner. Always returns 0,0 if no stick
115 extern void joy_get_pos( int *x, int *y );
117 //==========================================================================
118 // This just reads the buttons and returns their status. When bit 0
119 // is 1, button 1 is pressed, when bit 1 is 1, button 2 is pressed.
120 extern int joy_get_btns();
122 //==========================================================================
123 // This returns the number of times a button went either down or up since
124 // the last call to this function.
125 extern int joy_get_button_up_cnt( int btn );
126 extern int joy_get_button_down_cnt( int btn );
128 //==========================================================================
129 // This returns how long (in approximate milliseconds) that each of the
130 // buttons has been held down since the last call to this function.
131 // It is the total time... say you pressed it down for 3 ticks, released
132 // it, and held it down for 6 more ticks. The time returned would be 9.
133 extern fix joy_get_button_down_time( int btn );
135 extern ubyte joy_read_raw_buttons();
136 extern ubyte joystick_read_raw_axis( ubyte mask, int * axis );
137 extern void joy_flush();
138 extern ubyte joy_get_present_mask();
139 extern void joy_set_timer_rate(int max_value );
140 extern int joy_get_timer_rate();
142 extern int joy_get_button_state( int btn );
143 extern void joy_set_cen_fake(int channel);
144 extern ubyte joy_read_stick( ubyte masks, int *axis );
145 extern void joy_get_cal_vals(int *axis_min, int *axis_center, int *axis_max);
146 extern void joy_set_cal_vals(int *axis_min, int *axis_center, int *axis_max);
147 extern void joy_set_btn_values( int btn, int state, fix timedown, int downcount, int upcount );
148 extern int joy_get_scaled_reading( int raw, int axn );
149 extern void joy_set_slow_reading( int flag );
152 extern int joy95_init_stick(int joy, int spjoy);