#include "joystick.h"
#include "misc.h"
-/*
-#include "tools.h"
-#include "game.h"
-#include "events.h"
-#include "sound.h"
-#include "misc.h"
-#include "buttons.h"
-#include <math.h>
-*/
-
void CheckJoystickData()
{
int i;
int distance = 100;
- for(i=0;i<2;i++)
+ for(i=0; i<MAX_PLAYERS; i++)
{
- if (joystick[i].xmiddle <= distance)
- joystick[i].xmiddle = distance;
- if (joystick[i].ymiddle <= distance)
- joystick[i].ymiddle = distance;
-
- if (joystick[i].xleft >= joystick[i].xmiddle)
- joystick[i].xleft = joystick[i].xmiddle-distance;
- if (joystick[i].xright <= joystick[i].xmiddle)
- joystick[i].xright = joystick[i].xmiddle+distance;
-
- if (joystick[i].yupper >= joystick[i].ymiddle)
- joystick[i].yupper = joystick[i].ymiddle-distance;
- if (joystick[i].ylower <= joystick[i].ymiddle)
- joystick[i].ylower = joystick[i].ymiddle+distance;
+ if (setup.input[i].joy.xmiddle <= distance)
+ setup.input[i].joy.xmiddle = distance;
+ if (setup.input[i].joy.ymiddle <= distance)
+ setup.input[i].joy.ymiddle = distance;
+
+ if (setup.input[i].joy.xleft >= setup.input[i].joy.xmiddle)
+ setup.input[i].joy.xleft = setup.input[i].joy.xmiddle - distance;
+ if (setup.input[i].joy.xright <= setup.input[i].joy.xmiddle)
+ setup.input[i].joy.xright = setup.input[i].joy.xmiddle + distance;
+
+ if (setup.input[i].joy.yupper >= setup.input[i].joy.ymiddle)
+ setup.input[i].joy.yupper = setup.input[i].joy.ymiddle - distance;
+ if (setup.input[i].joy.ylower <= setup.input[i].joy.ymiddle)
+ setup.input[i].joy.ylower = setup.input[i].joy.ymiddle + distance;
}
}
-int JoystickPosition(int middle, int margin, int actual)
+#ifndef MSDOS
+static int JoystickPosition(int middle, int margin, int actual)
{
long range, pos;
int percentage;
- if (margin<middle && actual>middle)
- return(0);
- if (margin>middle && actual<middle)
- return(0);
+ if (margin < middle && actual > middle)
+ return 0;
+ if (margin > middle && actual < middle)
+ return 0;
+
+ range = ABS(margin - middle);
+ pos = ABS(actual - middle);
+ percentage = (int)(pos * 100 / range);
- range = ABS(margin-middle);
- pos = ABS(actual-middle);
- percentage = (int)(pos*100/range);
- if (percentage>100)
+ if (percentage > 100)
percentage = 100;
- return(percentage);
+ return percentage;
}
+#endif
-int Joystick()
+#ifndef MSDOS
+int Joystick(int player_nr)
{
#ifdef __FreeBSD__
struct joystick joy_ctrl;
} joy_ctrl;
#endif
+ int joystick_fd = stored_player[player_nr].joystick_fd;
int js_x,js_y, js_b1,js_b2;
int left, right, up, down;
- int result=0;
+ int result = 0;
- if (joystick_status==JOYSTICK_OFF)
- return(0);
+ if (joystick_status == JOYSTICK_OFF)
+ return 0;
-#ifndef MSDOS
- if (read(joystick_device, &joy_ctrl, sizeof(joy_ctrl)) != sizeof(joy_ctrl))
+ if (game_status == SETUPINPUT)
+ return 0;
+
+ if (joystick_fd < 0 || !setup.input[player_nr].use_joystick)
+ return 0;
+
+ if (read(joystick_fd, &joy_ctrl, sizeof(joy_ctrl)) != sizeof(joy_ctrl))
{
- Error(ERR_RETURN, "cannot read joystick settings - no joystick support");
+ Error(ERR_WARN, "cannot read joystick device '%s'",
+ setup.input[player_nr].joy.device_name);
joystick_status = JOYSTICK_OFF;
- return(0);
+ return 0;
}
js_x = joy_ctrl.x;
js_y = joy_ctrl.y;
+
#ifdef __FreeBSD__
js_b1 = joy_ctrl.b1;
js_b2 = joy_ctrl.b2;
js_b2 = joy_ctrl.buttons & 2;
#endif
- left = JoystickPosition(joystick[joystick_nr].xmiddle,
- joystick[joystick_nr].xleft, js_x);
- right = JoystickPosition(joystick[joystick_nr].xmiddle,
- joystick[joystick_nr].xright, js_x);
- up = JoystickPosition(joystick[joystick_nr].ymiddle,
- joystick[joystick_nr].yupper, js_y);
- down = JoystickPosition(joystick[joystick_nr].ymiddle,
- joystick[joystick_nr].ylower, js_y);
+ left = JoystickPosition(setup.input[player_nr].joy.xmiddle,
+ setup.input[player_nr].joy.xleft, js_x);
+ right = JoystickPosition(setup.input[player_nr].joy.xmiddle,
+ setup.input[player_nr].joy.xright, js_x);
+ up = JoystickPosition(setup.input[player_nr].joy.ymiddle,
+ setup.input[player_nr].joy.yupper, js_y);
+ down = JoystickPosition(setup.input[player_nr].joy.ymiddle,
+ setup.input[player_nr].joy.ylower, js_y);
- if (left>JOYSTICK_PERCENT)
+ if (left > JOYSTICK_PERCENT)
result |= JOY_LEFT;
- else if (right>JOYSTICK_PERCENT)
+ else if (right > JOYSTICK_PERCENT)
result |= JOY_RIGHT;
- if (up>JOYSTICK_PERCENT)
+ if (up > JOYSTICK_PERCENT)
result |= JOY_UP;
- else if (down>JOYSTICK_PERCENT)
+ else if (down > JOYSTICK_PERCENT)
result |= JOY_DOWN;
+
if (js_b1)
result |= JOY_BUTTON_1;
if (js_b2)
result |= JOY_BUTTON_2;
- return(result);
+ return result;
+}
+
+#else /* MSDOS */
+
+/* allegro global variables for joystick control */
+extern int num_joysticks;
+extern JOYSTICK_INFO joy[];
+
+int Joystick(int player_nr)
+{
+ int joystick_nr = stored_player[player_nr].joystick_fd;
+ int result = 0;
+
+ if (joystick_status == JOYSTICK_OFF)
+ return 0;
+
+ if (game_status == SETUPINPUT)
+ return 0;
+
+ if (joystick_nr < 0)
+ return 0;
+
+ /* the allegro global variable ïnum_joysticksï contains the number
+ of joysticks found at initialization under MSDOS / Windows */
+
+#if 0
+ if (joystick_nr >= num_joysticks || !setup.input[player_nr].use_joystick)
+ return 0;
#else
- return(0);
+
+#if 1
+ if (joystick_nr >= num_joysticks ||
+ (game_status == PLAYING && !setup.input[player_nr].use_joystick))
+ return 0;
+#else
+ if (joystick_nr >= num_joysticks)
+ return 0;
+#endif
+
#endif
+
+ poll_joystick();
+
+ if (joy[joystick_nr].stick[0].axis[0].d1)
+ result |= JOY_LEFT;
+ else if (joy[joystick_nr].stick[0].axis[0].d2)
+ result |= JOY_RIGHT;
+ if (joy[joystick_nr].stick[0].axis[1].d1)
+ result |= JOY_UP;
+ else if (joy[joystick_nr].stick[0].axis[1].d2)
+ result |= JOY_DOWN;
+
+ if (joy[joystick_nr].button[0].b)
+ result |= JOY_BUTTON_1;
+ if (joy[joystick_nr].button[1].b)
+ result |= JOY_BUTTON_2;
+
+ return result;
}
+#endif /* MSDOS */
-int JoystickButton()
+int JoystickButton(int player_nr)
{
- static int last_joy_button = 0;
- int joy_button = (Joystick() & JOY_BUTTON);
+ static int last_joy_button[MAX_PLAYERS] = { 0, 0, 0, 0 };
+ int joy_button = (Joystick(player_nr) & JOY_BUTTON);
int result;
if (joy_button)
{
- if (last_joy_button)
+ if (last_joy_button[player_nr])
result = JOY_BUTTON_PRESSED;
else
result = JOY_BUTTON_NEW_PRESSED;
}
else
{
- if (last_joy_button)
+ if (last_joy_button[player_nr])
result = JOY_BUTTON_NEW_RELEASED;
else
result = JOY_BUTTON_NOT_PRESSED;
}
- last_joy_button = joy_button;
- return(result);
+ last_joy_button[player_nr] = joy_button;
+ return result;
+}
+
+int AnyJoystick()
+{
+ int i;
+ int result = 0;
+
+ for (i=0; i<MAX_PLAYERS; i++)
+ {
+
+ /*
+ if (!setup.input[i].use_joystick)
+ continue;
+ */
+
+
+ result |= Joystick(i);
+ }
+
+ return result;
+}
+
+int AnyJoystickButton()
+{
+ int i;
+ int result;
+
+ for (i=0; i<MAX_PLAYERS; i++)
+ {
+
+ /*
+ if (!setup.input[i].use_joystick)
+ continue;
+ */
+
+ /*
+ result |= JoystickButton(i);
+ */
+
+ result = JoystickButton(i);
+ if (result != JOY_BUTTON_NOT_PRESSED)
+ break;
+ }
+
+ return result;
}
projects / rocksndiamonds.git / blobdiff