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Diffstat (limited to 'src/parsec/isdl_supp.cpp')
| -rw-r--r-- | src/parsec/isdl_supp.cpp | 458 |
1 files changed, 458 insertions, 0 deletions
diff --git a/src/parsec/isdl_supp.cpp b/src/parsec/isdl_supp.cpp new file mode 100644 index 0000000..647e7f5 --- /dev/null +++ b/src/parsec/isdl_supp.cpp @@ -0,0 +1,458 @@ +/* + * PARSEC - Support Functions + * + * $Author: uberlinuxguy $ - $Date: 2004/09/26 03:43:39 $ + * + * Orginally written by: + * Copyright (c) Markus Hadwiger <msh@parsec.org> 2000 + * Copyright (c) Clemens Beer <cbx@parsec.org> 1999 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +// compilation flags/debug support +#include "config.h" + + +// C library +#include <stddef.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include "debug.h" + + +// general definitions +#include "general.h" +#include "objstruc.h" + +// global externals +#include "globals.h" + +// subsystem headers +#include "inp_defs.h" + +// local module header +#include "isdl_supp.h" + +// proprietary headers +#include "con_int.h" +#include "inp_user.h" + + +// flags +//#define NEW_JOYBUTTON_CODE // Wtf is this crap? + + + +// joystick globals ----------------------------------------------------------- +// +//int isdl_bDisableJoystick = TRUE; // joystick disabled +joystate_s JoyState; // generic joystick data +int isdl_bHasThrottle = 0; // indicates, the joystick has a throttle +int isdl_bHasRudder = 0; // indicates, the joystick has a rudder + + +// shoot gun if activated ----------------------------------------------------- +// +int ISDL_ActivateGun() +{ + // keyboard + if ( DepressedKeys->key_ShootWeapon ) { + return TRUE; + } + + // joystick + if ( QueryJoystick && Op_Joystick ) { + + if ( JoyState.Buttons[ 0 ] ) { + return TRUE; + } + + } + // mouse + if ( Op_Mouse ) { + + mousestate_s mousestate; + int mouseavailable = INPs_MouseGetState( &mousestate ); + if ( mouseavailable ) { + return ( mousestate.buttons[ MOUSE_BUTTON_LEFT ] == MOUSE_BUTTON_PRESSED ); + } + } + + return FALSE; +} + + +// launch missile if activated ------------------------------------------------ +// +int ISDL_ActivateMissile() +{ + // keyboard + if ( DepressedKeys->key_LaunchMissile ) { + return TRUE; + } + + // joystick + if ( QueryJoystick && Op_Joystick ) { + + if ( JoyState.Buttons[ 1 ] ) { + return TRUE; + } + + } + // mouse + if ( Op_Mouse ) { + + mousestate_s mousestate; + int mouseavailable = INPs_MouseGetState( &mousestate ); + if ( mouseavailable ) { + return ( mousestate.buttons[ MOUSE_BUTTON_RIGHT ] == MOUSE_BUTTON_PRESSED ); + } + } + + return FALSE; +} + + +// ---------------------------------------------------------------------------- +// +PRIVATE fixed_t ISDLm_target_speed = 0; +PRIVATE fixed_t ISDLm_OldCurSpeed = 0; +PRIVATE fixed_t ISDLm_oldSetSpeed = -1; + + +// ---------------------------------------------------------------------------- +// +void ISDLm_SetTargetSpeed(fixed_t _targetSpeed) +{ + // constrain to the min/max speed of a ship + if ( _targetSpeed > MyShip->MaxSpeed ) + _targetSpeed = MyShip->MaxSpeed; + if ( _targetSpeed < 0 ) + _targetSpeed = 0; + + ISDLm_target_speed = _targetSpeed; + ISDLm_OldCurSpeed = MyShip->CurSpeed; +} + + +// ---------------------------------------------------------------------------- +// +void ISDLm_DoAcceleration() +{ + if ( ISDLm_OldCurSpeed == MyShip->CurSpeed ) { + fixed_t speedDiff = ISDLm_target_speed - MyShip->CurSpeed; + + if ( speedDiff > 0 ) { + INP_UserAcceleration( MyShip->SpeedIncPerRefFrame * CurScreenRefFrames ); + if ( ISDLm_target_speed < MyShip->CurSpeed ) + ISDLm_target_speed = MyShip->CurSpeed; + } else if ( speedDiff < 0 ) { + INP_UserAcceleration( -MyShip->SpeedDecPerRefFrame * CurScreenRefFrames ); + if ( ISDLm_target_speed > MyShip->CurSpeed ) + ISDLm_target_speed = MyShip->CurSpeed; + } + + ISDLm_OldCurSpeed = MyShip->CurSpeed; + } +} + + +// process joystick input for spacecraft motion ------------------------------- +// +PRIVATE +void ISDLm_ProcessMotionJoystick() +{ + // may be disabled + if ( !QueryJoystick || !Op_Joystick ) { + return; + } + + bams_t c_angle; + int c_speed; + + if ( ( ( JoyState.Buttons[ 1 ] & 0x80 ) == 0 ) || ( isdl_bHasRudder && isdl_bHasThrottle && !ObjCameraActive ) ) { + + // button 2 not pressed + up/down -> pitch + c_angle = (bams_t) -JoyState.Y; + c_angle *= MyShip->PitchPerRefFrame * CurScreenRefFrames; + c_angle = (bams_t)(c_angle * joy_pitch_corr_refframe); + + if ( c_angle != 0 ) { + INP_UserRotX( c_angle ); + } + + // button 2 not pressed + left/right -> yaw + c_angle = (bams_t) -JoyState.X; + c_angle *= MyShip->YawPerRefFrame * CurScreenRefFrames; + c_angle = (bams_t)(c_angle * joy_yaw_corr_refframe); + + if ( c_angle != 0 ) { + INP_UserRotY( c_angle ); + } + + if ( isdl_bHasRudder ) { + + // rudder + c_angle = (bams_t) -JoyState.Rz; + c_angle *= MyShip->RollPerRefFrame * CurScreenRefFrames; + c_angle = (bams_t)(c_angle * joy_roll_corr_refframe); + + if ( c_angle != 0 ) { + INP_UserRotZ( c_angle ); + } + } + + + if ( isdl_bHasThrottle ) { + + // throttle only when in flight mode + if ( !ObjCameraActive ) { + //static fixed_t ILm_oldSetSpeed = -1; + + fixed_t SetSpeed = (JOY_THROTTLE_MAX - JoyState.Z); + SetSpeed *= (MyShip->MaxSpeed>>6); + SetSpeed = (SetSpeed / JOY_THROTTLE_MAX); + SetSpeed &= JOY_THROTTLE_DEADZONE_MASK; + SetSpeed = SetSpeed << 6; + + if ( ISDLm_oldSetSpeed == -1 ) { + ISDLm_oldSetSpeed = SetSpeed; + } else if ( ISDLm_oldSetSpeed != SetSpeed ) { + ISDLm_SetTargetSpeed( SetSpeed ); + ISDLm_oldSetSpeed = SetSpeed; + } + ISDLm_DoAcceleration(); + } + } + + } else { + + // button2 + left/right -> roll + c_angle = (bams_t) -JoyState.X; + c_angle *= MyShip->RollPerRefFrame * CurScreenRefFrames; + c_angle = (bams_t)(c_angle * joy_roll_corr_refframe); + + if ( c_angle != 0 ) { + INP_UserRotZ( c_angle ); + } + + // button2 + up/down -> accelerate/decelerate + c_speed = (bams_t) -JoyState.Y; + c_speed *= MyShip->SpeedIncPerRefFrame * CurScreenRefFrames; + c_speed = (int)(c_speed * joy_acc_corr_refframe); + + INP_UserAcceleration( c_speed ); + } +} + + +#define MOUSE_EDGE_EPS 0.1f + +// process mouse input for spacecraft motion ---------------------------------- +// +PRIVATE +void ISDLm_ProcessMotionMouse() +{ + // may be disabled + if ( !Op_Mouse ) { + return; + } + + mousestate_s mousestate; + int mouseavailable = INPs_MouseGetState( &mousestate ); + + // make sure mouse is there + if ( !mouseavailable ) { + return; + } + + static float last_xpos = 0.5f; + static float last_ypos = 0.5f; + + if ( mousestate.xpos >= ( 1.0f - MOUSE_EDGE_EPS ) ) { + + mousestate.xpos -= 0.5f; + last_xpos -= 0.5f; + + INPs_MouseSetState( &mousestate ); + } + + if ( mousestate.ypos >= ( 1.0f - MOUSE_EDGE_EPS ) ) { + + mousestate.ypos -= 0.5f; + last_ypos -= 0.5f; + + INPs_MouseSetState( &mousestate ); + } + + if ( mousestate.xpos <= ( 0.0f + MOUSE_EDGE_EPS ) ) { + + mousestate.xpos += 0.5f; + last_xpos += 0.5f; + + INPs_MouseSetState( &mousestate ); + } + + if ( mousestate.ypos <= ( 0.0f + MOUSE_EDGE_EPS ) ) { + + mousestate.ypos += 0.5f; + last_ypos += 0.5f; + + INPs_MouseSetState( &mousestate ); + } + + + float mappedxpos = mousestate.xpos; + float mappedypos = mousestate.ypos; + + mappedxpos = ( mappedxpos - last_xpos ) * ( inp_mouse_sensitivity / 100.0f ) + 0.5f; + mappedypos = ( mappedypos - last_ypos ) * ( inp_mouse_sensitivity / 100.0f ) + 0.5f; + + if ( mappedxpos < 0.0f ) { + mappedxpos = 0.0f; + } + if ( mappedxpos > 1.0f ) { + mappedxpos = 1.0f; + } + + if ( mappedypos < 0.0f ) { + mappedypos = 0.0f; + } + if ( mappedypos > 1.0f ) { + mappedypos = 1.0f; + } + + bams_t c_angle; + + c_angle = (bams_t) -( JOY_Y_MIN + JOY_Y_RANGE * mappedypos ); + c_angle *= MyShip->PitchPerRefFrame * CurScreenRefFrames; + c_angle = (bams_t)(c_angle * joy_pitch_corr_refframe); + + if ( c_angle != 0 ) { + INP_UserRotX( inp_mouse_invert_yaxis ? -c_angle : c_angle ); + } + + c_angle = (bams_t) -( JOY_X_MIN + JOY_X_RANGE * mappedxpos ); + c_angle *= MyShip->YawPerRefFrame * CurScreenRefFrames; + c_angle = (bams_t)(c_angle * joy_yaw_corr_refframe); + + if ( c_angle != 0 ) { + INP_UserRotY( c_angle ); + } + + /* + static float last_xpos = 0.5f; + static float last_ypos = 0.5f; + + float posdifx = mousestate.xpos - last_xpos; + float posdify = mousestate.ypos - last_ypos; + + last_xpos = mousestate.xpos; + last_ypos = mousestate.ypos; + + if ( ( posdifx < -0.01f ) || ( posdifx > 0.01f ) ) { + return; + } + if ( ( posdify < -0.01f ) || ( posdify > 0.01f ) ) { + return; + } + */ + + if ( inp_mouse_drift < 0 ) { + inp_mouse_drift = 0; + } + if ( inp_mouse_drift > 100 ) { + inp_mouse_drift = 100; + } + + float mousedrift = ( inp_mouse_drift / 1000.0f ) * CurScreenRefFrames; + if ( mousedrift > 1.0f ) { + mousedrift = 1.0f; + } + + if ( last_xpos > mousestate.xpos ) { + last_xpos -= ( last_xpos - mousestate.xpos ) * mousedrift; + } else { + last_xpos += ( mousestate.xpos - last_xpos ) * mousedrift; + } + + if ( last_ypos > mousestate.ypos ) { + last_ypos -= ( last_ypos - mousestate.ypos ) * mousedrift; + } else { + last_ypos += ( mousestate.ypos - last_ypos ) * mousedrift; + } + + /* + float mousedrift = ( inp_mouse_drift / 1000.0f ) * CurScreenRefFrames; + if ( mousedrift > 1.0f ) { + mousedrift = 1.0f; + } + + if ( mousestate.xpos > 0.5f ) { + mousestate.xpos -= ( mousestate.xpos - 0.5f ) * mousedrift; + } else { + mousestate.xpos += ( 0.5f - mousestate.xpos ) * mousedrift; + } + + if ( mousestate.ypos > 0.5f ) { + mousestate.ypos -= ( mousestate.ypos - 0.5f ) * mousedrift; + } else { + mousestate.ypos += ( 0.5f - mousestate.ypos ) * mousedrift; + } + + // set current drift destination + INPs_MouseSetState( &mousestate ); + */ + +} + + +// process additional input devices ------------------------------------------- +// +void ISDL_UserProcessAuxInput() +{ +#ifndef DISABLE_JOYSTICK_CODE + ISDLm_ProcessMotionJoystick(); +#endif + ISDLm_ProcessMotionMouse(); +} + + +// registration table for mouse config flags ---------------------------------- +// +int_command_s inp_mouse_int_commands[] = { + + { 0x01, "inp.mouse_invert_yaxis", 0, 1, &inp_mouse_invert_yaxis, NULL, NULL }, + { 0x01, "inp.mouse_sensitivity", 0, 2000, &inp_mouse_sensitivity, NULL, NULL }, + { 0x01, "inp.mouse_drift", 0, 100, &inp_mouse_drift, NULL, NULL }, +}; + +#define NUM_INP_MOUSE_INT_COMMANDS CALC_NUM_ARRAY_ENTRIES( inp_mouse_int_commands ) + + +// module registration function ----------------------------------------------- +// +REGISTER_MODULE( ISDL_SUPP ) +{ + // register mouse config flags + for ( unsigned int curcmd = 0; curcmd < NUM_INP_MOUSE_INT_COMMANDS; curcmd++ ) { + CON_RegisterIntCommand( &inp_mouse_int_commands[ curcmd ] ); + } +} + + + |