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Diffstat (limited to 'src/parsec/e_replay.cpp')
| -rw-r--r-- | src/parsec/e_replay.cpp | 367 |
1 files changed, 367 insertions, 0 deletions
diff --git a/src/parsec/e_replay.cpp b/src/parsec/e_replay.cpp new file mode 100644 index 0000000..7216655 --- /dev/null +++ b/src/parsec/e_replay.cpp @@ -0,0 +1,367 @@ +/* + * PARSEC - Demo Script Replay + * + * $Author: uberlinuxguy $ - $Date: 2004/09/15 12:25:22 $ + * + * Orginally written by: + * Copyright (c) Markus Hadwiger <msh@parsec.org> 1997-1999 + * + * 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 + */ + +// C library +#include <stddef.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +// compilation flags/debug support +#include "config.h" +#include "debug.h" + +// general definitions +#include "general.h" +#include "objstruc.h" + +// global externals +#include "globals.h" + +// mathematics header +#include "utl_math.h" + +// local module header +#include "e_replay.h" + +// proprietary module headers +#include "con_aux.h" +#include "con_ext.h" +#include "e_demo.h" +#include "g_supp.h" + + + +// used to temporarily store inverse of object camera ------------------------- +// +static Camera objcam_inverse; + + +// perform automatic pitch ---------------------------------------------------- +// +INLINE +void PerformAutomaticPitch() +{ + if ( AutomaticPitch != 0 ) { + + if ( !ObjCameraActive ) { + + if ( ReplayObjCamActive ) + return; + + bams_t angle = AutomaticPitch * CurScreenRefFrames; + + CamRotX( ShipViewCamera, angle ); + CamRotX( PseudoStarMovement, angle ); + + CurPitch += -AutomaticPitch; + RecPitch += -AutomaticPitch; + + } else { + + bams_t angle = AutomaticPitch * CurScreenRefFrames; + + CalcOrthoInverse( ObjectCamera, objcam_inverse ); + MtxMtxMUL( objcam_inverse, PseudoStarMovement, DestXmatrx ); + CamRotX( DestXmatrx, -angle * 4 ); + MtxMtxMUL( ObjectCamera, DestXmatrx, PseudoStarMovement ); + + if ( ReplayObjCamActive ) { + ObjRotX( ObjectCamera, -angle * 4 ); + } else { + CamRotX( ShipViewCamera, angle ); + RecPitch += -AutomaticPitch; + } + } + } +} + + +// perform automatic yaw ------------------------------------------------------ +// +INLINE +void PerformAutomaticYaw() +{ + if ( AutomaticYaw != 0 ) { + + if ( !ObjCameraActive ) { + + if ( ReplayObjCamActive ) + return; + + bams_t angle = AutomaticYaw * CurScreenRefFrames; + + CamRotY( ShipViewCamera, angle ); + CamRotY( PseudoStarMovement, angle ); + + CurYaw += -AutomaticYaw; + RecYaw += -AutomaticYaw; + + } else { + + bams_t angle = AutomaticYaw * CurScreenRefFrames; + + CalcOrthoInverse( ObjectCamera, objcam_inverse ); + MtxMtxMUL( objcam_inverse, PseudoStarMovement, DestXmatrx ); + CamRotY( DestXmatrx, -angle * 4 ); + MtxMtxMUL( ObjectCamera, DestXmatrx, PseudoStarMovement ); + + if ( ReplayObjCamActive ) { + ObjRotY( ObjectCamera, -angle * 4 ); + } else { + CamRotY( ShipViewCamera, angle ); + RecYaw += -AutomaticPitch; + } + } + } +} + + +// perform automatic roll ----------------------------------------------------- +// +INLINE +void PerformAutomaticRoll() +{ + if ( AutomaticRoll != 0 ) { + + if ( !ObjCameraActive ) { + + if ( ReplayObjCamActive ) + return; + + bams_t angle = AutomaticRoll * CurScreenRefFrames; + + CamRotZ( ShipViewCamera, angle ); + CamRotZ( PseudoStarMovement, angle ); + + CurRoll += -AutomaticRoll; + RecRoll += -AutomaticRoll; + + } else { + + bams_t angle = AutomaticRoll * CurScreenRefFrames; + + CalcOrthoInverse( ObjectCamera, objcam_inverse ); + MtxMtxMUL( objcam_inverse, PseudoStarMovement, DestXmatrx ); + CamRotZ( DestXmatrx, -angle * 2 ); + MtxMtxMUL( ObjectCamera, DestXmatrx, PseudoStarMovement ); + + if ( ReplayObjCamActive ) { + ObjRotZ( ObjectCamera, -angle * 2 ); + } else { + CamRotZ( ShipViewCamera, angle ); + RecRoll += -AutomaticRoll; + } + } + } +} + + +// perform automatic horizontal sliding --------------------------------------- +// +INLINE +void PerformAutomaticSlideHorz() +{ + if ( AutomaticSlideHorz != 0 ) { + + if ( !ObjCameraActive ) { + + geomv_t slideval = AutomaticSlideHorz * CurScreenRefFrames; + + ShipViewCamera[ 0 ][ 3 ] += slideval; + PseudoStarMovement[ 0 ][ 3 ] += slideval; + + RecSlideHorz -= AutomaticSlideHorz; + CurSlideHorz -= AutomaticSlideHorz; + } + } +} + + +// perform automatic vertical sliding ----------------------------------------- +// +INLINE +void PerformAutomaticSlideVert() +{ + if ( AutomaticSlideVert != 0 ) { + + if ( !ObjCameraActive ) { + + geomv_t slideval = AutomaticSlideVert * CurScreenRefFrames; + + ShipViewCamera[ 1 ][ 3 ] += slideval; + PseudoStarMovement[ 1 ][ 3 ] += slideval; + + RecSlideVert -= AutomaticSlideVert; + CurSlideVert -= AutomaticSlideVert; + } + } +} + + +// perform automatic movement ------------------------------------------------- +// +INLINE +void PerformAutomaticMovement() +{ + if ( AutomaticMovement != 0 ) { + MoveLocalShip(); + } +} + + +// do necessary actions for discrete interval of time ------------------------- +// +INLINE +void DoActions() +{ + if ( CurScreenRefFrames == 0 ) + return; + + PerformAutomaticPitch(); + PerformAutomaticYaw(); + PerformAutomaticRoll(); + PerformAutomaticSlideHorz(); + PerformAutomaticSlideVert(); + PerformAutomaticMovement(); +} + + +// execute next batch of action commands -------------------------------------- +// +INLINE +void FetchNewActions() +{ + // reset wait counter + CurActionWait = 0; + + // binary replay has precedence + if ( DEMO_BinaryReplayActive() ) { + + // advance in binary demo + DEMO_BinaryExecCommands( FALSE ); + + } else if ( ScriptReplayActive() ) { + + // restart script and advance + RestartExternalCommand( FALSE ); + } +} + + +// immediately stop all automatic actions ------------------------------------- +// +void REPLAY_StopAutomaticActions() +{ +// ASSERT( CurActionWait == 0 ); +// ASSERT( !DEMO_ReplayActive() ); + + AutomaticPitch = BAMS_DEG0; + AutomaticYaw = BAMS_DEG0; + AutomaticRoll = BAMS_DEG0; + AutomaticSlideHorz = GEOMV_0; + AutomaticSlideVert = GEOMV_0; + AutomaticMovement = 0; + ReplayObjCamActive = FALSE; +} + + +// perform automatic actions -------------------------------------------------- +// +void REPLAY_PerformAutomaticActions() +{ + //NOTE: + // this function gets called once per frame + // from the game loop (G_MAIN.C) to allow + // automatic script/demo replay. + + // perform actions if no idlewait active + if ( CurActionWait == 0 ) { + + DoActions(); + + // check if wait timed out during last frame interval + } else if ( CurActionWait <= CurScreenRefFrames ) { + + // count the elapsed wait interval + DEMO_CountDemoFrame(); + + // save original CurScreenRefFrames + refframe_t csrf = CurScreenRefFrames; + + // first interval + CurScreenRefFrames = CurActionWait; + DoActions(); + + // calc second interval + CurScreenRefFrames = csrf - CurActionWait; + + // execute next commands + FetchNewActions(); + + // do remaining intervals + while ( CurScreenRefFrames > 0 ) { + + // exit if no wait + if ( CurActionWait == 0 ) { + DoActions(); + break; + } + + // exit if wait doesn't terminate immediately + if ( CurActionWait > CurScreenRefFrames ) { + CurActionWait -= CurScreenRefFrames; + DoActions(); + break; + } + + // count the elapsed wait interval + DEMO_CountDemoFrame(); + + // save last CurScreenRefFrames + int lastcsrf = CurScreenRefFrames; + + // next interval + CurScreenRefFrames = CurActionWait; + DoActions(); + + // calc remaining interval + CurScreenRefFrames = lastcsrf - CurActionWait; + + // execute next commands + FetchNewActions(); + } + + // restore CurScreenRefFrames + CurScreenRefFrames = csrf; + + } else { + + // wait interval still in progress + CurActionWait -= CurScreenRefFrames; + DoActions(); + } +} + + + |