scummvm/saga/sfuncs.cpp
2004-08-12 23:57:45 +00:00

620 lines
15 KiB
C++

/* ScummVM - Scumm Interpreter
* Copyright (C) 2004 The ScummVM project
*
* The ReInherit Engine is (C)2000-2003 by Daniel Balsom.
*
* 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.
*
* $Header$
*
*/
// Scripting module script function component
#include "saga/saga.h"
#include "saga/gfx.h"
#include "saga/actor.h"
#include "saga/animation.h"
#include "saga/console.h"
#include "saga/interface.h"
#include "saga/script.h"
#include "saga/sdata.h"
#include "common/stack.h"
namespace Saga {
#define OPCODE(x) &Script::x
void Script::setupScriptFuncList(void) {
static const R_SFUNC_ENTRY SFuncList[R_SFUNC_NUM] = {
{0, 0, NULL},
{1, 1, OPCODE(SF_sleep)},
{2, 0, NULL},
{3, 1, OPCODE(SF_3)},
{4, 1, OPCODE(SF_setCommandText)},
{5, 0, NULL},
{6, 3, OPCODE(SF_actorWalkTo)},
{7, 0, OPCODE(SF_doAction)},
{8, 2, OPCODE(SF_setFacing)},
{9, 0, NULL},
{10, 0, NULL},
{11, 1, OPCODE(SF_freezeInterface)},
{12, 0, NULL},
{13, 0, NULL},
{14, 0, OPCODE(SF_faceTowards)},
{15, 0, OPCODE(SF_setFollower)},
{16, 0, NULL},
{17, 0, NULL},
{18, 0, NULL},
{19, 0, NULL},
{20, 0, NULL},
{21, 0, NULL},
{22, 0, NULL},
{23, 0, NULL},
{24, 0, NULL},
{25, 0, OPCODE(SF_centerActor)},
{26, 3, OPCODE(SF_startAnim)},
{27, 3, OPCODE(SF_actorWalkToAsync)},
{28, 0, NULL},
{29, 0, OPCODE(SF_setActorState)},
{30, 3, OPCODE(SF_moveTo)},
{31, 0, NULL},
{32, 0, NULL},
{33, 0, NULL},
{34, 0, OPCODE(SF_swapActors)},
{35, 0, NULL},
{36, 4, OPCODE(SF_actorWalk)},
{37, 4, OPCODE(SF_cycleActorFrames)},
{38, 3, OPCODE(SF_setFrame)},
{39, 0, NULL},
{40, 0, NULL},
{41, 4, OPCODE(SF_linkAnim)},
{42, 0, OPCODE(SF_scriptSpecialWalk)},
{43, 6, OPCODE(SF_placeActor)},
{44, 0, OPCODE(SF_checkUserInterrupt)},
{45, 0, OPCODE(SF_walkRelative)},
{46, 0, OPCODE(SF_moveRelative)},
{47, 0, NULL},
{48, 0, NULL},
{49, 0, NULL},
{50, 0, NULL},
{51, 0, NULL},
{52, 0, OPCODE(SF_throwActor)},
{53, 0, OPCODE(SF_waitWalk)},
{54, 0, NULL},
{55, 0, OPCODE(SF_changeActorScene)},
{56, 0, OPCODE(SF_climb)},
{57, 0, NULL},
{58, 0, OPCODE(SF_setActorZ)},
{59, 0, NULL},
{60, 0, OPCODE(SF_getActorX)},
{61, 0, OPCODE(SF_getActorY)},
{62, 0, NULL},
{63, 0, NULL},
{64, 0, NULL},
{65, 0, NULL},
{66, 0, NULL},
{67, 0, NULL},
{68, 0, NULL},
{69, 0, NULL},
{70, 0, NULL},
{71, 0, NULL},
{72, 0, NULL},
{73, 0, NULL},
{74, 0, NULL},
{75, 0, NULL},
{76, 0, NULL},
{77, 0, NULL}
};
_SFuncList = SFuncList;
}
// Script function #1 (0x01) blocking
// Suspends thread execution for the specified time period
// Param1: time to suspend ( units? )
int Script::SF_sleep(R_SCRIPTFUNC_PARAMS) {
SDataWord_T time_param;
int time;
time_param = thread->stack->pop();
time = _vm->_sdata->readWordU(time_param);
thread->sleep_time = time * 10;
return R_SUCCESS;
}
// Script function #3 (0x03)
// Unknown function; pops a parameter and pushes a return value
// Param1: unknown
int Script::SF_3(R_SCRIPTFUNC_PARAMS) {
// INCOMPLETE
SDataWord_T param1;
param1 = thread->stack->pop();
thread->stack->push(0); // push for now to allow intro faire
// setup to run completely
return R_SUCCESS;
}
// Script function #4 (0x04) nonblocking
// Set the command display to the specified text string
// Param1: dialogue index of string
int Script::SF_setCommandText(R_SCRIPTFUNC_PARAMS) {
SDataWord_T s_idx_parm;
s_idx_parm = thread->stack->pop();
// INCOMPLETE
return R_SUCCESS;
}
// Script function #6 (0x06) blocking
// Commands the specified actor to walk to the given position
// Param1: actor id
// Param2: actor destination x
// Param3: actor destination y
int Script::SF_actorWalkTo(R_SCRIPTFUNC_PARAMS) {
SDataWord_T actor_parm;
SDataWord_T x_parm;
SDataWord_T y_parm;
int actor_id;
int actor_idx;
R_POINT pt;
actor_parm = thread->stack->pop();
x_parm = thread->stack->pop();
y_parm = thread->stack->pop();
actor_id = _vm->_sdata->readWordS(actor_parm);
actor_idx = _vm->_actor->getActorIndex(actor_id);
if (actor_idx < 0) {
_vm->_console->print(S_WARN_PREFIX "SF.08: Actor id 0x%X not found.", actor_id);
return R_FAILURE;
}
pt.x = _vm->_sdata->readWordS(x_parm);
pt.y = _vm->_sdata->readWordS(y_parm);
_vm->_actor->walkTo(actor_idx, &pt, 0, &thread->sem);
return R_SUCCESS;
}
// Script function #7
int Script::SF_doAction(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
// Script function #8 (0x08) nonblocking
// Sets the orientation of the specified actor.
// Param1: actor id
// Param2: actor orientation
int Script::SF_setFacing(R_SCRIPTFUNC_PARAMS) {
SDataWord_T actor_parm;
SDataWord_T orient_parm;
int actor_id;
int actor_idx;
int orientation;
actor_parm = thread->stack->pop();
orient_parm = thread->stack->pop();
actor_id = _vm->_sdata->readWordS(actor_parm);
orientation = _vm->_sdata->readWordS(orient_parm);
actor_idx = _vm->_actor->getActorIndex(actor_id);
if (actor_idx < 0) {
_vm->_console->print(S_WARN_PREFIX "SF.08: Actor id 0x%X not found.", actor_id);
return R_FAILURE;
}
_vm->_actor->setOrientation(actor_idx, orientation);
return R_SUCCESS;
}
// Script function #11 (0x0B) nonblocking
// If the parameter is true, the user interface is disabled while script
// continues to run. If the parameter is false, the user interface is
// reenabled.
// Param1: boolean
int Script::SF_freezeInterface(R_SCRIPTFUNC_PARAMS) {
SDataWord_T b_param;
b_param = thread->stack->pop();
if (b_param) {
_vm->_interface->deactivate();
} else {
_vm->_interface->activate();
}
return R_SUCCESS;
}
// Script function #14
int Script::SF_faceTowards(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
// Script function #15
int Script::SF_setFollower(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
// Script function #25
int Script::SF_centerActor(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
// Script function #26 (0x1A) nonblocking
// Starts the specified animation
// Param1: ?
// Param2: frames of animation to play or -1 to loop
// Param3: animation id
int Script::SF_startAnim(R_SCRIPTFUNC_PARAMS) {
// FIXME: implementation is wrong. Should link animation
SDataWord_T unk_parm;
SDataWord_T frame_parm;
SDataWord_T anim_id_parm;
int frame_count;
int anim_id;
anim_id_parm = thread->stack->pop();
frame_parm = thread->stack->pop();
unk_parm = thread->stack->pop();
frame_count = _vm->_sdata->readWordS(frame_parm);
anim_id = _vm->_sdata->readWordS(anim_id_parm);
if (_vm->_anim->play(anim_id, 0) != R_SUCCESS) {
_vm->_console->print(S_WARN_PREFIX "SF.26: Anim::play() failed. Anim id: %u\n", anim_id);
return R_FAILURE;
}
return R_SUCCESS;
}
// Script function #27 (0x1B) nonblocking
// Commands the specified actor to walk to the given position
// Param1: actor id
// Param2: actor destination x
// Param3: actor destination y
int Script::SF_actorWalkToAsync(R_SCRIPTFUNC_PARAMS) {
SDataWord_T actor_parm;
SDataWord_T x_parm;
SDataWord_T y_parm;
int actor_id;
int actor_idx;
R_POINT pt;
actor_parm = thread->stack->pop();
x_parm = thread->stack->pop();
y_parm = thread->stack->pop();
actor_id = _vm->_sdata->readWordS(actor_parm);
actor_idx = _vm->_actor->getActorIndex(actor_id);
if (actor_idx < 0) {
_vm->_console->print(S_WARN_PREFIX "SF.08: Actor id 0x%X not found.",
actor_id);
return R_FAILURE;
}
pt.x = _vm->_sdata->readWordS(x_parm);
pt.y = _vm->_sdata->readWordS(y_parm);
_vm->_actor->walkTo(actor_idx, &pt, 0, NULL);
return R_SUCCESS;
}
// Script function #29
int Script::SF_setActorState(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
// Script function #30 (0x1E) nonblocking
// Positions an actor at the specified location; actor is created if the
// actor does not already exist.
// Param1: actor id
// Param2: actor pos x
// Param3: actor pos y
int Script::SF_moveTo(R_SCRIPTFUNC_PARAMS) {
SDataWord_T actor_parm;
SDataWord_T x_parm;
SDataWord_T y_parm;
int actor_id;
int actor_idx;
int result;
R_POINT pt;
actor_parm = thread->stack->pop();
x_parm = thread->stack->pop();
y_parm = thread->stack->pop();
actor_id = _vm->_sdata->readWordS(actor_parm);
pt.x = _vm->_sdata->readWordS(x_parm);
pt.y = _vm->_sdata->readWordS(y_parm);
if (!_vm->_actor->actorExists(actor_id)) {
result = _vm->_actor->create(actor_id, pt.x, pt.y);
if (result != R_SUCCESS) {
_vm->_console->print(S_WARN_PREFIX "SF.30: Couldn't create actor 0x%X.", actor_id);
return R_FAILURE;
}
} else {
actor_idx = _vm->_actor->getActorIndex(actor_id);
_vm->_actor->move(actor_idx, &pt);
}
return R_SUCCESS;
}
// Script function #34
int Script::SF_swapActors(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
// Script function #36 (0x24) ?
// Commands the specified actor to walk to the given position
// Param1: actor id
// Param2: actor destination x
// Param3: actor destination y
// Param4: unknown
int Script::SF_actorWalk(R_SCRIPTFUNC_PARAMS) {
// INCOMPLETE
SDataWord_T actor_parm;
SDataWord_T x_parm;
SDataWord_T y_parm;
SDataWord_T unk_parm;
int actor_idx;
R_POINT pt;
actor_parm = thread->stack->pop();
x_parm = thread->stack->pop();
y_parm = thread->stack->pop();
unk_parm = thread->stack->pop();
actor_idx = _vm->_actor->getActorIndex(_vm->_sdata->readWordS(actor_parm));
if (actor_idx < 0) {
_vm->_console->print(S_WARN_PREFIX "SF.36: Actor id 0x%X not found.", (int)actor_parm);
return R_FAILURE;
}
pt.x = _vm->_sdata->readWordS(x_parm);
pt.y = _vm->_sdata->readWordS(y_parm);
#if 1
_vm->_actor->walkTo(actor_idx, &pt, 0, NULL);
#else
_vm->_actor->walkTo(actor_idx, &pt, 0, &thread->sem);
#endif
return R_SUCCESS;
}
// Script function #37 (0x25) nonblocking
// Sets an actor to the specified action state
// Param1: actor id
// Param2: unknown
// Param3: actor action state
// Param4: unknown
int Script::SF_cycleActorFrames(R_SCRIPTFUNC_PARAMS) {
// INCOMPLETE
SDataWord_T actor_parm;
SDataWord_T unk1_parm;
SDataWord_T unk2_parm;
SDataWord_T action_parm;
int actor_id;
int actor_idx;
int action;
//uint16 flags;
actor_parm = thread->stack->pop();
unk1_parm = thread->stack->pop();
action_parm = thread->stack->pop();
unk2_parm = thread->stack->pop();
actor_id = _vm->_sdata->readWordS(actor_parm);
action = _vm->_sdata->readWordS(action_parm);
actor_idx = _vm->_actor->getActorIndex(actor_id);
if (_vm->_actor->setAction(actor_idx, action, ACTION_NONE) != R_SUCCESS) {
_vm->_console->print(S_WARN_PREFIX "SF.37: Actor::setAction() failed.");
return R_FAILURE;
}
return R_SUCCESS;
}
// Script function #38 (0x26) nonblocking
// Sets an actor to the specified action state
// Param1: actor id
// Param2: actor action state
// Param3: unknown
int Script::SF_setFrame(R_SCRIPTFUNC_PARAMS) {
// INCOMPLETE
SDataWord_T actor_parm;
SDataWord_T unk1_parm;
SDataWord_T action_parm;
int actor_id;
int actor_idx;
int action;
//uint16 flags;
actor_parm = thread->stack->pop();
action_parm = thread->stack->pop();
unk1_parm = thread->stack->pop();
actor_id = _vm->_sdata->readWordS(actor_parm);
action = _vm->_sdata->readWordS(action_parm);
actor_idx = _vm->_actor->getActorIndex(actor_id);
if (_vm->_actor->setAction(actor_idx, action, ACTION_NONE) != R_SUCCESS) {
_vm->_console->print(S_WARN_PREFIX "SF.38: Actor::setAction() failed.");
return R_FAILURE;
}
return R_SUCCESS;
}
// Script function #41 (0x29) nonblocking
// Links the specified animations for playback
// Param1: ?
// Param2: total linked frame count
// Param3: animation id link target
// Param4: animation id link source
int Script::SF_linkAnim(R_SCRIPTFUNC_PARAMS) {
SDataWord_T unk_parm;
SDataWord_T tframes_parm;
SDataWord_T anim1_parm;
SDataWord_T anim2_parm;
int tframes;
uint16 anim_id1;
uint16 anim_id2;
anim1_parm = thread->stack->pop();
anim2_parm = thread->stack->pop();
tframes_parm = thread->stack->pop();
unk_parm = thread->stack->pop();
tframes = _vm->_sdata->readWordS(tframes_parm);
anim_id1 = _vm->_sdata->readWordU(anim1_parm);
anim_id2 = _vm->_sdata->readWordU(anim2_parm);
if (_vm->_anim->link(anim_id1, anim_id2) != R_SUCCESS) {
_vm->_console->print(S_WARN_PREFIX "SF.41: Anim::link() failed. (%u->%u)\n", anim_id1, anim_id2);
return R_FAILURE;
}
return R_SUCCESS;
}
// Script function #42
int Script::SF_scriptSpecialWalk(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
// Script function #43 (0x2B) nonblocking
// Positions an actor at the specified location; actor is created if the
// actor does not already exist.
// Param1: actor id
// Param2: actor pos x
// Param3: actor pos y
// Param4: ?
// Param5: actor action
// Param6: ?
int Script::SF_placeActor(R_SCRIPTFUNC_PARAMS) {
// INCOMPLETE
SDataWord_T actor_parm;
SDataWord_T x_parm;
SDataWord_T y_parm;
SDataWord_T action_parm;
SDataWord_T unknown_parm;
int actor_id;
int actor_idx;
int action_state;
int result;
R_POINT pt;
actor_parm = thread->stack->pop();
x_parm = thread->stack->pop();
y_parm = thread->stack->pop();
unknown_parm = thread->stack->pop();
action_parm = thread->stack->pop();
unknown_parm = thread->stack->pop();
actor_id = _vm->_sdata->readWordS(actor_parm);
pt.x = _vm->_sdata->readWordS(x_parm);
pt.y = _vm->_sdata->readWordS(y_parm);
action_state = _vm->_sdata->readWordU(action_parm);
if (!_vm->_actor->actorExists(actor_id)) {
result = _vm->_actor->create(actor_id, pt.x, pt.y);
if (result != R_SUCCESS) {
_vm->_console->print(S_WARN_PREFIX "SF.43: Couldn't create actor 0x%X.", actor_id);
return R_FAILURE;
}
} else {
actor_idx = _vm->_actor->getActorIndex(actor_id);
_vm->_actor->move(actor_idx, &pt);
}
actor_idx = _vm->_actor->getActorIndex(actor_id);
_vm->_actor->setDefaultAction(actor_idx, action_state, ACTION_NONE);
_vm->_actor->setAction(actor_idx, action_state, ACTION_NONE);
return R_SUCCESS;
}
// Script function #44 (0x2C) nonblocking
// Checks to see if the user has interrupted a currently playing
// game cinematic. Pushes a zero or positive value if the game
// has not been interrupted.
int Script::SF_checkUserInterrupt(R_SCRIPTFUNC_PARAMS) {
thread->stack->push(0);
// INCOMPLETE
return R_SUCCESS;
}
// Script function #45
int Script::SF_walkRelative(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
// Script function #46
int Script::SF_moveRelative(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
// Script function #52
int Script::SF_throwActor(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
// Script function #53
int Script::SF_waitWalk(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
// Script function #55
int Script::SF_changeActorScene(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
// Script function #56
int Script::SF_climb(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
// Script function #58
int Script::SF_setActorZ(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
// Script function #60
int Script::SF_getActorX(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
// Script function #61
int Script::SF_getActorY(R_SCRIPTFUNC_PARAMS) {
return R_SUCCESS;
}
} // End of namespace Saga