2 THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
3 SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
4 END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
5 ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
6 IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
7 SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
8 FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
9 CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
10 AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
11 COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
20 #define JOY_1_BUTTON_A 1
21 #define JOY_1_BUTTON_B 2
22 #define JOY_2_BUTTON_A 4
23 #define JOY_2_BUTTON_B 8
24 #define JOY_ALL_BUTTONS (1+2+4+8)
26 #define JOY_1_X_AXIS 1
27 #define JOY_1_Y_AXIS 2
28 #define JOY_1_R_AXIS 4
29 #define JOY_1_Z_AXIS 8
30 #define JOY_1_U_AXIS 16
31 #define JOY_1_V_AXIS 32
32 #define JOY_ALL_AXIS (1+2+4+8+16+32)
35 //#define JOY_2_X_AXIS 4
36 //#define JOY_2_Y_AXIS 8
37 //#define JOY_ALL_AXIS (1+2+4+8)
40 #define JOY_POLL_RATE 0 // use minimum FIXME: is this what we want?
42 #define JOY_NUM_AXES 6
44 #define MAX_BUTTONS 20
46 //==========================================================================
47 // This initializes the joy and does a "quick" calibration which
48 // assumes the stick is centered and sets the minimum value to 0 and
49 // the maximum value to 2 times the centered reading. Returns 0 if no
50 // joystick was detected, 1 if everything is ok.
51 // joy_init() is called.
53 extern int joy_init();
54 extern void joy_close();
56 extern char joy_installed;
57 extern char joy_present;
59 //==========================================================================
60 // The following 3 routines can be used to zero in on better joy
61 // calibration factors. To use them, ask the user to hold the stick
62 // in either the upper left, lower right, or center and then have them
63 // press a key or button and then call the appropriate one of these
64 // routines, and it will read the stick and update the calibration factors.
65 // Usually, assuming that the stick was centered when joy_init was
66 // called, you really only need to call joy_set_lr, since the upper
67 // left position is usually always 0,0 on most joys. But, the safest
68 // bet is to do all three, or let the user choose which ones to set.
70 extern void joy_set_ul();
71 extern void joy_set_lr();
72 extern void joy_set_cen();
75 //==========================================================================
76 // This reads the joystick. X and Y will be between -128 and 127.
77 // Takes about 1 millisecond in the worst case when the stick
78 // is in the lower right hand corner. Always returns 0,0 if no stick
81 extern void joy_get_pos( int *x, int *y );
83 //==========================================================================
84 // This just reads the buttons and returns their status. When bit 0
85 // is 1, button 1 is pressed, when bit 1 is 1, button 2 is pressed.
86 extern int joy_get_btns();
88 //==========================================================================
89 // This returns the number of times a button went either down or up since
90 // the last call to this function.
91 extern int joy_get_button_up_cnt( int btn );
92 extern int joy_get_button_down_cnt( int btn );
94 //==========================================================================
95 // This returns how long (in approximate milliseconds) that each of the
96 // buttons has been held down since the last call to this function.
97 // It is the total time... say you pressed it down for 3 ticks, released
98 // it, and held it down for 6 more ticks. The time returned would be 9.
99 extern fix joy_get_button_down_time( int btn );
101 extern ubyte joy_read_raw_buttons();
102 extern ubyte joystick_read_raw_axis( ubyte mask, int * axis );
103 extern void joy_flush();
104 extern ubyte joy_get_present_mask();
105 extern void joy_set_timer_rate(int max_value );
106 extern int joy_get_timer_rate();
108 extern int joy_get_button_state( int btn );
109 extern void joy_set_cen_fake(int channel);
110 extern ubyte joy_read_stick( ubyte masks, int *axis );
111 extern void joy_get_cal_vals(int *axis_min, int *axis_center, int *axis_max);
112 extern void joy_set_cal_vals(int *axis_min, int *axis_center, int *axis_max);
113 extern void joy_set_btn_values( int btn, int state, fix timedown, int downcount, int upcount );
114 extern int joy_get_scaled_reading( int raw, int axn );
115 extern void joy_set_slow_reading( int flag );
119 extern int joy_deadzone;