scummvm/engines/teenagent/scene.cpp
Vladimir Menshakov 164dfdd0ab do not skip warp+walk events
svn-id: r48371
2010-03-23 20:58:40 +00:00

1263 lines
33 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*/
#include "common/config-manager.h"
#include "common/debug.h"
#include "common/algorithm.h"
#include "teenagent/scene.h"
#include "teenagent/resources.h"
#include "teenagent/surface.h"
#include "teenagent/objects.h"
#include "teenagent/teenagent.h"
#include "teenagent/dialog.h"
#include "teenagent/music.h"
namespace TeenAgent {
Scene::Scene() : intro(false), _engine(NULL),
_system(NULL),
_id(0), ons(0),
orientation(kActorRight), actor_talking(false),
message_timer(0), message_first_frame(0), message_last_frame(0), message_animation(NULL),
current_event(SceneEvent::kNone), hide_actor(false), callback(0), callback_timer(0),
_fade_timer(0), _idle_timer(0) {}
void Scene::warp(const Common::Point &_point, byte o) {
Common::Point point(_point);
position = point;
path.clear();
if (o)
orientation = o;
}
bool Scene::findPath(Scene::Path &p, const Common::Point &src, const Common::Point &dst) const {
const Common::Array<Walkbox> &scene_walkboxes = walkboxes[_id - 1];
if (dst.x < 0 || dst.x > 319 || dst.y < 0 || dst.y > 199)
return false;
debug(1, "findPath %d,%d -> %d,%d", src.x, src.y, dst.x, dst.y);
p.clear();
p.push_back(src);
p.push_back(dst);
Common::List<uint> boxes;
for(uint i = 0; i < scene_walkboxes.size(); ++i) {
const Walkbox & w = scene_walkboxes[i];
if (!w.rect.in(src) && !w.rect.in(dst))
boxes.push_back(i);
}
for(Path::iterator i = p.begin(); i != p.end() && !boxes.empty(); ) {
Path::iterator next = i;
++next;
if (next == p.end())
break;
const Common::Point &p1 = *i, &p2 = *next;
debug(1, "%d,%d -> %d,%d", p1.x, p1.y, p2.x, p2.y);
Common::List<uint>::iterator wi;
for(wi = boxes.begin(); wi != boxes.end(); ++wi) {
const Walkbox & w = scene_walkboxes[*wi];
int mask = w.rect.intersects_line(p1, p2);
if (mask == 0) {
continue;
}
w.dump(1);
debug(1, "%u: intersection mask 0x%04x, searching hints", *wi, mask);
int dx = p2.x - p1.x, dy = p2.y - p1.y;
if (dx >= 0) {
if ((mask & 8) != 0 && w.side_hint[3] != 0) {
debug(1, "hint left: %u", w.side_hint[3]);
Common::Point w1, w2;
w.rect.side(w1, w2, w.side_hint[3], p1);
debug(1, "hint: %d,%d-%d,%d", w1.x, w1.y, w2.x, w2.y);
p.insert(next, w1);
if (mask & 2)
p.insert(next, w2);
boxes.erase(wi);
break;
}
} else {
if ((mask & 2) != 0 && w.side_hint[1] != 0) {
debug(1, "hint right: %u", w.side_hint[1]);
Common::Point w1, w2;
w.rect.side(w1, w2, w.side_hint[1], p1);
debug(1, "hint: %d,%d-%d,%d", w1.x, w1.y, w2.x, w2.y);
p.insert(next, w1);
if (mask & 8)
p.insert(next, w2);
boxes.erase(wi);
break;
}
}
if (dy >= 0) {
if ((mask & 1) != 0 && w.side_hint[0] != 0) {
debug(1, "hint top: %u", w.side_hint[0]);
Common::Point w1, w2;
w.rect.side(w1, w2, w.side_hint[0], p1);
debug(1, "hint: %d,%d-%d,%d", w1.x, w1.y, w2.x, w2.y);
p.insert(next, w1);
if (mask & 4)
p.insert(next, w2);
boxes.erase(wi);
break;
}
} else {
if ((mask & 4) != 0 && w.side_hint[2] != 0) {
debug(1, "hint bottom: %u", w.side_hint[2]);
Common::Point w1, w2;
w.rect.side(w1, w2, w.side_hint[2], p1);
debug(1, "hint: %d,%d-%d,%d", w1.x, w1.y, w2.x, w2.y);
p.insert(next, w1);
if (mask & 1)
p.insert(next, w2);
boxes.erase(wi);
break;
}
}
}
if (wi == boxes.end())
++i;
}
p.pop_front();
return true;
}
void Scene::moveTo(const Common::Point &_point, byte orient, bool validate) {
Common::Point point(_point);
debug(0, "moveTo(%d, %d, %u)", point.x, point.y, orient);
const Common::Array<Walkbox> &scene_walkboxes = walkboxes[_id - 1];
for (byte i = 0; i < scene_walkboxes.size(); ++i) {
const Walkbox &w = scene_walkboxes[i];
if (w.rect.in(point)) {
debug(0, "bumped into walkbox %u", i);
w.dump();
byte o = w.orientation;
switch (o) {
case 1:
point.y = w.rect.top - 1;
break;
case 2:
point.x = w.rect.right + 1;
break;
case 3:
point.y = w.rect.bottom + 1;
break;
case 4:
point.x = w.rect.left - 1;
break;
default:
if (validate)
return;
}
}
}
if (point == position) {
if (orient != 0)
orientation = orient;
nextEvent();
return;
}
path.clear();
if (scene_walkboxes.empty()) {
path.push_back(point);
return;
}
if (!findPath(path, position, point)) {
_engine->cancel();
return;
}
orientation = orient;
}
void Scene::init(TeenAgentEngine *engine, OSystem *system) {
_engine = engine;
_system = system;
_fade_timer = 0;
on_enabled = true;
memset(palette, 0, sizeof(palette));
FilePack varia;
varia.open("varia.res");
Common::ScopedPtr<Common::SeekableReadStream> s(varia.getStream(1));
if (!s)
error("invalid resource data");
teenagent.load(s, Animation::kTypeVaria);
if (teenagent.empty())
error("invalid mark animation");
s.reset(varia.getStream(2));
if (!s)
error("invalid resource data");
teenagent_idle.load(s, Animation::kTypeVaria);
if (teenagent_idle.empty())
error("invalid mark animation");
varia.close();
loadObjectData();
}
void Scene::loadObjectData() {
Resources *res = Resources::instance();
//loading objects & walkboxes
objects.resize(42);
walkboxes.resize(42);
fades.resize(42);
for (byte i = 0; i < 42; ++i) {
Common::Array<Object> &scene_objects = objects[i];
scene_objects.clear();
uint16 scene_table = res->dseg.get_word(0x7254 + i * 2);
uint16 object_addr;
while ((object_addr = res->dseg.get_word(scene_table)) != 0) {
Object obj;
obj.load(res->dseg.ptr(object_addr));
//obj.dump();
scene_objects.push_back(obj);
scene_table += 2;
}
debug(0, "scene[%u] has %u object(s)", i + 1, scene_objects.size());
byte *walkboxes_base = res->dseg.ptr(READ_LE_UINT16(res->dseg.ptr(0x6746 + i * 2)));
byte walkboxes_n = *walkboxes_base++;
debug(0, "scene[%u] has %u walkboxes", i + 1, walkboxes_n);
Common::Array<Walkbox> &scene_walkboxes = walkboxes[i];
for (byte j = 0; j < walkboxes_n; ++j) {
Walkbox w;
w.load(walkboxes_base + 14 * j);
if ((w.side_hint[0] | w.side_hint[1] | w.side_hint[2] | w.side_hint[3]) == 0) {
w.side_hint[0] = 2;
w.side_hint[1] = 3;
w.side_hint[2] = 4;
w.side_hint[3] = 1;
}
//walkbox[i]->dump();
scene_walkboxes.push_back(w);
}
byte *fade_table = res->dseg.ptr(res->dseg.get_word(0x663e + i * 2));
Common::Array<FadeType> &scene_fades = fades[i];
while(READ_LE_UINT16(fade_table) != 0xffff) {
FadeType fade;
fade.load(fade_table);
fade_table += 9;
scene_fades.push_back(fade);
}
debug(0, "scene[%u] has %u fadeboxes", i + 1, scene_fades.size());
}
}
Object *Scene::findObject(const Common::Point &point) {
if (_id == 0)
return NULL;
Common::Array<Object> &scene_objects = objects[_id - 1];
for (uint i = 0; i < scene_objects.size(); ++i) {
Object &obj = scene_objects[i];
if (obj.enabled != 0 && obj.rect.in(point))
return &obj;
}
return NULL;
}
byte *Scene::getOns(int id) {
Resources *res = Resources::instance();
return res->dseg.ptr(res->dseg.get_word(0xb4f5 + (id - 1) * 2));
}
byte *Scene::getLans(int id) {
Resources *res = Resources::instance();
return res->dseg.ptr(0xd89e + (id - 1) * 4);
}
void Scene::loadOns() {
debug(0, "loading ons animation");
Resources *res = Resources::instance();
uint16 addr = res->dseg.get_word(0xb4f5 + (_id - 1) * 2);
//debug(0, "ons index: %04x", addr);
ons_count = 0;
byte b;
byte on_id[16];
while ((b = res->dseg.get_byte(addr)) != 0xff) {
debug(0, "on: %04x = %02x", addr, b);
++addr;
if (b == 0)
continue;
on_id[ons_count++] = b;
}
delete[] ons;
ons = NULL;
if (ons_count > 0) {
ons = new Surface[ons_count];
for (uint32 i = 0; i < ons_count; ++i) {
Common::ScopedPtr<Common::SeekableReadStream> s(res->ons.getStream(on_id[i]));
if (s) {
ons[i].load(s, Surface::kTypeOns);
}
}
}
}
void Scene::loadLans() {
debug(0, "loading lans animation");
Resources *res = Resources::instance();
//load lan000
for (byte i = 0; i < 4; ++i) {
animation[i].free();
uint16 bx = 0xd89e + (_id - 1) * 4 + i;
byte bxv = res->dseg.get_byte(bx);
uint16 res_id = 4 * (_id - 1) + i + 1;
debug(0, "lan[%u]@%04x = %02x, resource id: %u", i, bx, bxv, res_id);
if (bxv == 0)
continue;
Common::ScopedPtr<Common::SeekableReadStream> s(res->loadLan000(res_id));
if (s) {
animation[i].load(s, Animation::kTypeLan);
if (bxv != 0 && bxv != 0xff)
animation[i].id = bxv;
}
}
}
void Scene::init(int id, const Common::Point &pos) {
debug(0, "init(%d)", id);
_id = id;
on_enabled = true; //reset on-rendering flag on loading.
sounds.clear();
for (byte i = 0; i < 4; ++i)
custom_animation[i].free();
if (background.pixels == NULL)
background.create(320, 200, 1);
warp(pos);
Resources *res = Resources::instance();
res->loadOff(background, palette, id);
if (id == 24) {
//dark scene
if (res->dseg.get_byte(0xDBA4) != 1) {
//dim down palette
uint i;
for (i = 0; i < 624; ++i) {
palette[i] = palette[i] > 0x20 ? palette[i] - 0x20 : 0;
}
for (i = 726; i < 768; ++i) {
palette[i] = palette[i] > 0x20 ? palette[i] - 0x20 : 0;
}
}
}
Common::ScopedPtr<Common::SeekableReadStream> stream(res->on.getStream(id));
int sub_hack = 0;
if (id == 7) { //something patched in the captains room
switch(res->dseg.get_byte(0xdbe6)) {
case 2:
break;
case 1:
sub_hack = 1;
break;
default:
sub_hack = 2;
}
}
on.load(stream, SurfaceList::kTypeOn, sub_hack);
loadOns();
loadLans();
//check music
int now_playing = _engine->music->getId();
if (now_playing != res->dseg.get_byte(0xDB90))
_engine->music->load(res->dseg.get_byte(0xDB90));
_system->copyRectToScreen((const byte *)background.pixels, background.pitch, 0, 0, background.w, background.h);
setPalette(0);
}
void Scene::playAnimation(byte idx, uint id, bool loop, bool paused, bool ignore) {
debug(0, "playAnimation(%u, %u, loop:%s, paused:%s, ignore:%s)", idx, id, loop?"true":"false", paused?"true":"false", ignore?"true":"false");
assert(idx < 4);
Common::ScopedPtr<Common::SeekableReadStream> s(Resources::instance()->loadLan(id + 1));
if (!s)
error("playing animation %u failed", id);
custom_animation[idx].load(s);
custom_animation[idx].loop = loop;
custom_animation[idx].paused = paused;
custom_animation[idx].ignore = ignore;
}
void Scene::playActorAnimation(uint id, bool loop, bool ignore) {
debug(0, "playActorAnimation(%u, loop:%s, ignore:%s)", id, loop?"true":"false", ignore?"true":"false");
Common::ScopedPtr<Common::SeekableReadStream> s(Resources::instance()->loadLan(id + 1));
if (!s)
error("playing animation %u failed", id);
actor_animation.load(s);
actor_animation.loop = loop;
actor_animation.ignore = ignore;
actor_animation.id = id;
}
Animation * Scene::getAnimation(byte slot) {
assert(slot < 4);
return custom_animation + slot;
}
byte Scene::peekFlagEvent(uint16 addr) const {
for(EventList::const_iterator i = events.reverse_begin(); i != events.end(); --i) {
const SceneEvent &e = *i;
if (e.type == SceneEvent::kSetFlag && e.callback == addr)
return e.color;
}
return Resources::instance()->dseg.get_byte(addr);
}
void Scene::push(const SceneEvent &event) {
//debug(0, "push");
//event.dump();
if (event.type == SceneEvent::kWalk && !events.empty()) {
SceneEvent &prev = events.back();
if (prev.type == SceneEvent::kWalk && prev.color == event.color) {
debug(0, "fixing double-move [skipping event!]");
if ((event.color & 2) != 0) { //relative move
prev.dst.x += event.dst.x;
prev.dst.y += event.dst.y;
} else {
prev.dst = event.dst;
}
return;
}
}
events.push_back(event);
}
bool Scene::processEvent(const Common::Event &event) {
switch (event.type) {
case Common::EVENT_LBUTTONDOWN:
case Common::EVENT_RBUTTONDOWN:
if (!message.empty() && message_first_frame == 0) {
clearMessage();
nextEvent();
return true;
}
return false;
case Common::EVENT_KEYDOWN:
switch(event.kbd.keycode) {
case Common::KEYCODE_ESCAPE:
case Common::KEYCODE_SPACE: {
if (intro && event.kbd.keycode == Common::KEYCODE_ESCAPE) {
intro = false;
clearMessage();
events.clear();
sounds.clear();
current_event.clear();
message_color = 0xd1;
for (int i = 0; i < 4; ++i)
custom_animation[i].free();
_engine->playMusic(4);
_engine->loadScene(10, Common::Point(136, 153));
return true;
}
if (!message.empty() && message_first_frame == 0) {
clearMessage();
nextEvent();
return true;
}
break;
}
#if 0
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
if (event.kbd.flags & Common::KBD_CTRL) {
uint feature = event.kbd.keycode - '1';
if (feature < DebugFeatures::kMax) {
debug_features.feature[feature] = !debug_features.feature[feature];
debug(0, "switched feature %u %s", feature, debug_features.feature[feature] ? "on": "off");
}
}
break;
#endif
default:
break;
}
default:
return false;
}
}
struct ZOrderCmp {
inline bool operator()(const Surface *a, const Surface *b) const {
return a->y + a->h < b->y + b->h;
}
};
int Scene::lookupZoom(uint y) const {
Resources *res = Resources::instance();
for(byte *zoom_table = res->dseg.ptr(res->dseg.get_word(0x70f4 + (_id - 1) * 2));
zoom_table[0] != 0xff && zoom_table[1] != 0xff;
zoom_table += 2
) {
//debug(0, "%d %d->%d", y, zoom_table[0], zoom_table[1]);
if (y <= zoom_table[0]) {
//debug(0, "%d %d->%d", y, zoom_table[0], zoom_table[1]);
return 256u * (100 - zoom_table[1]) / 100;
}
}
return 256;
}
void Scene::paletteEffect(byte step) {
Resources *res = Resources::instance();
byte *src = res->dseg.ptr(0x6609);
byte *dst = palette + 3 * 0xf2;
for(byte i = 0; i < 0xd; ++i) {
for(byte c = 0; c < 3; ++c, ++src)
*dst++ = *src > step? *src - step: 0;
}
}
byte Scene::findFade() const {
if (_id <= 0)
return 0;
const Common::Array<FadeType> &scene_fades = fades[_id - 1];
for(uint i = 0; i < scene_fades.size(); ++i) {
const FadeType &fade = scene_fades[i];
if (fade.rect.in(position)) {
return fade.value;
}
}
return 0;
}
bool Scene::render(bool tick_game, bool tick_mark, uint32 delta) {
Resources *res = Resources::instance();
bool busy;
bool restart;
uint32 game_delta = tick_game? 1: 0;
uint32 mark_delta = tick_mark? 1: 0;
do {
restart = false;
busy = processEventQueue();
if (_fade_timer && game_delta != 0) {
if (_fade_timer > 0) {
_fade_timer -= game_delta;
setPalette(_fade_timer);
} else {
_fade_timer += game_delta;
setPalette(_fade_timer + 4);
}
}
switch(current_event.type) {
case SceneEvent::kCredits: {
_system->fillScreen(0);
///\todo: optimize me
Graphics::Surface *surface = _system->lockScreen();
res->font7.render(surface, current_event.dst.x, current_event.dst.y -= game_delta, current_event.message, current_event.color);
_system->unlockScreen();
if (current_event.dst.y < -(int)current_event.timer)
current_event.clear();
}
return true;
default:
;
}
if (!message.empty() && message_timer != 0) {
if (message_timer <= delta) {
clearMessage();
nextEvent();
continue;
} else
message_timer -= delta;
}
if (current_event.type == SceneEvent::kCreditsMessage) {
_system->fillScreen(0);
Graphics::Surface *surface = _system->lockScreen();
if (current_event.lan == 8) {
res->font8.shadow_color = current_event.orientation;
res->font8.render(surface, current_event.dst.x, current_event.dst.y, message, current_event.color);
} else {
res->font7.render(surface, current_event.dst.x, current_event.dst.y, message, 0xd1);
}
_system->unlockScreen();
return true;
}
if (background.pixels && debug_features.feature[DebugFeatures::kShowBack]) {
_system->copyRectToScreen((const byte *)background.pixels, background.pitch, 0, 0, background.w, background.h);
} else
_system->fillScreen(0);
Graphics::Surface *surface = _system->lockScreen();
bool got_any_animation = false;
if (ons != NULL && debug_features.feature[DebugFeatures::kShowOns]) {
for (uint32 i = 0; i < ons_count; ++i) {
Surface *s = ons + i;
if (s != NULL)
s->render(surface);
}
}
Common::List<Surface *> z_order;
for (byte i = 0; i < 4; ++i) {
Animation *a = custom_animation + i;
Surface *s = a->currentFrame(game_delta);
if (s != NULL) {
if (!a->ignore)
busy = true;
if (!a->paused && !a->loop)
got_any_animation = true;
} else {
a = animation + i;
if (!custom_animation[i].empty()) {
debug(0, "custom animation ended, restart animation in the same slot.");
custom_animation[i].free();
a->restart();
}
s = a->currentFrame(game_delta);
}
if (current_event.type == SceneEvent::kWaitLanAnimationFrame && current_event.slot == i) {
if (s == NULL) {
restart |= nextEvent();
continue;
}
int index = a->currentIndex();
if (index == current_event.animation) {
debug(0, "kWaitLanAnimationFrame(%d, %d) complete", current_event.slot, current_event.animation);
restart |= nextEvent();
}
}
if (s == NULL)
continue;
if (debug_features.feature[DebugFeatures::kShowLan])
z_order.push_back(s);
if (a->id == 0)
continue;
Object *obj = getObject(a->id);
if (obj != NULL) {
obj->rect.left = s->x;
obj->rect.top = s->y;
obj->rect.right = s->w + s->x;
obj->rect.bottom = s->h + s->y;
obj->rect.save();
//obj->dump();
}
}
Common::sort(z_order.begin(), z_order.end(), ZOrderCmp());
Common::List<Surface *>::iterator z_order_it;
Surface *mark = actor_animation.currentFrame(game_delta);
int horizon = position.y;
for(z_order_it = z_order.begin(); z_order_it != z_order.end(); ++z_order_it) {
Surface *s = *z_order_it;
if (s->y + s->h > horizon)
break;
s->render(surface);
}
if (mark != NULL) {
actor_animation_position = mark->render(surface);
if (!actor_animation.ignore)
busy = true;
else
busy = false;
got_any_animation = true;
} else if (!hide_actor) {
actor_animation.free();
uint zoom = lookupZoom(position.y);
{
byte fade = findFade();
static byte old_fade = 0;
if (fade != old_fade) {
old_fade = fade;
paletteEffect(fade);
if (_fade_timer == 0)
setPalette(4);
}
}
if (!path.empty()) {
const Common::Point &destination = path.front();
Common::Point dp(destination.x - position.x, destination.y - position.y);
int o;
if (ABS(dp.x) > ABS(dp.y))
o = dp.x > 0 ? kActorRight : kActorLeft;
else {
o = dp.y > 0 ? kActorDown : kActorUp;
}
if (tick_mark) {
int speed_x = zoom / 32; //8 * zoom / 256
int speed_y = (o == kActorDown || o == kActorUp? 2: 1) * zoom / 256;
if (speed_x == 0)
speed_x = 1;
if (speed_y == 0)
speed_y = 1;
position.y += (ABS(dp.y) < speed_y? dp.y: SIGN(dp.y) * speed_y);
position.x += (o == kActorDown || o == kActorUp)?
(ABS(dp.x) < speed_y? dp.x: SIGN(dp.x) * speed_y):
(ABS(dp.x) < speed_x? dp.x: SIGN(dp.x) * speed_x);
}
_idle_timer = 0;
teenagent_idle.resetIndex();
actor_animation_position = teenagent.render(surface, position, o, mark_delta, false, zoom);
if (tick_mark && position == destination) {
path.pop_front();
if (path.empty()) {
if (orientation == 0)
orientation = o; //save last orientation
nextEvent();
got_any_animation = true;
restart = true;
}
busy = true;
} else
busy = true;
} else {
teenagent.resetIndex();
_idle_timer += mark_delta;
if (_idle_timer < 50)
actor_animation_position = teenagent.render(surface, position, orientation, 0, actor_talking, zoom);
else
actor_animation_position = teenagent_idle.renderIdle(surface, position, orientation, mark_delta, zoom);
}
}
if (restart) {
_system->unlockScreen();
continue;
}
//removed mark == null. In final scene of chapter 2 mark rendered above table.
//if it'd cause any bugs, add hack here. (_id != 23 && mark == NULL)
if (on_enabled &&
debug_features.feature[DebugFeatures::kShowOn]) {
on.render(surface, actor_animation_position);
}
for(; z_order_it != z_order.end(); ++z_order_it) {
Surface *s = *z_order_it;
s->render(surface);
}
if (!message.empty()) {
bool visible = true;
if (message_first_frame != 0 && message_animation != NULL) {
int index = message_animation->currentIndex() + 1;
//debug(0, "message: %s first: %u index: %u", message.c_str(), message_first_frame, index);
if (index < message_first_frame)
visible = false;
if (index > message_last_frame) {
clearMessage();
visible = false;
}
}
if (visible) {
res->font7.render(surface, message_pos.x, message_pos.y, message, message_color);
busy = true;
}
}
if (!busy && !restart && tick_game && callback_timer) {
if (--callback_timer == 0) {
if (_engine->inventory->active())
_engine->inventory->activate(false);
_engine->processCallback(callback);
}
//debug(0, "callback timer = %u", callback_timer);
}
//if (!current_event.empty())
// current_event.dump();
if (!debug_features.feature[DebugFeatures::kHidePath]) {
const Common::Array<Walkbox> & scene_walkboxes = walkboxes[_id - 1];
for (uint i = 0; i < scene_walkboxes.size(); ++i) {
scene_walkboxes[i].rect.render(surface, 0xd0 + i);
}
Common::Point last_p = position;
for(Path::const_iterator p = path.begin(); p != path.end(); ++p) {
const Common::Point dp(p->x - last_p.x, p->y - last_p.y);
if (dp.x != 0) {
surface->hLine(last_p.x, last_p.y, p->x, 0xfe);
} else if (dp.y != 0) {
surface->vLine(last_p.x, last_p.y, p->y, 0xfe);
}
last_p = *p;
}
}
_system->unlockScreen();
if (current_event.type == SceneEvent::kWait) {
if (current_event.timer > delta) {
busy = true;
current_event.timer -= delta;
}
if (current_event.timer <= delta)
restart |= nextEvent();
}
if (!restart && current_event.type == SceneEvent::kWaitForAnimation && !got_any_animation) {
debug(0, "no animations, nextevent");
nextEvent();
restart = true;
}
if (busy) {
_idle_timer = 0;
teenagent_idle.resetIndex();
}
} while (restart);
for (Sounds::iterator i = sounds.begin(); i != sounds.end();) {
Sound &sound = *i;
if (sound.delay == 0) {
debug(1, "sound %u started", sound.id);
_engine->playSoundNow(sound.id);
i = sounds.erase(i);
} else {
sound.delay -= game_delta;
++i;
}
}
return busy;
}
bool Scene::processEventQueue() {
while (!events.empty() && current_event.empty()) {
//debug(0, "processing next event");
current_event = events.front();
events.pop_front();
switch (current_event.type) {
case SceneEvent::kSetOn: {
byte on_id = current_event.ons;
if (on_id != 0) {
--on_id;
byte *ptr = getOns(current_event.scene == 0 ? _id : current_event.scene);
debug(0, "on[%u] = %02x", on_id, current_event.color);
ptr[on_id] = current_event.color;
} else {
on_enabled = current_event.color != 0;
debug(0, "%s on rendering", on_enabled? "enabling": "disabling");
}
loadOns();
current_event.clear();
}
break;
case SceneEvent::kSetLan: {
if (current_event.lan != 0) {
debug(0, "lan[%u] = %02x", current_event.lan - 1, current_event.color);
byte *ptr = getLans(current_event.scene == 0 ? _id : current_event.scene);
ptr[current_event.lan - 1] = current_event.color;
}
loadLans();
current_event.clear();
}
break;
case SceneEvent::kLoadScene: {
if (current_event.scene != 0) {
init(current_event.scene, current_event.dst);
if (current_event.orientation != 0)
orientation = current_event.orientation;
} else {
//special case, empty scene
background.free();
on.free();
delete[] ons;
ons = NULL;
for (byte i = 0; i < 4; ++i) {
animation[i].free();
custom_animation[i].free();
}
}
current_event.clear();
}
break;
case SceneEvent::kWalk: {
Common::Point dst = current_event.dst;
if ((current_event.color & 2) != 0) { //relative move
dst.x += position.x;
dst.y += position.y;
}
if ((current_event.color & 1) != 0) {
warp(dst, current_event.orientation);
current_event.clear();
} else
moveTo(dst, current_event.orientation);
}
break;
case SceneEvent::kCreditsMessage:
case SceneEvent::kMessage: {
message = current_event.message;
message_animation = NULL;
if (current_event.first_frame) {
message_timer = 0;
message_first_frame = current_event.first_frame;
message_last_frame = current_event.last_frame;
if (current_event.slot > 0) {
message_animation = custom_animation + (current_event.slot - 1);
//else if (!animation[current_event.slot].empty())
// message_animation = animation + current_event.slot;
} else
message_animation = &actor_animation;
debug(0, "async message %d-%d (slot %u)", message_first_frame, message_last_frame, current_event.slot);
} else {
message_timer = current_event.timer? current_event.timer * 110: messageDuration(message);
message_first_frame = message_last_frame = 0;
}
Common::Point p;
if (current_event.dst.x == 0 && current_event.dst.y == 0) {
p = Common::Point((actor_animation_position.left + actor_animation_position.right) / 2,
actor_animation_position.top);
} else {
p = current_event.dst;
}
byte message_slot = current_event.slot;
if (message_slot != 0) {
--message_slot;
assert(message_slot < 4);
const Surface *s = custom_animation[message_slot].currentFrame(0);
if (s == NULL)
s = animation[message_slot].currentFrame(0);
if (s != NULL) {
p.x = s->x + s->w / 2;
p.y = s->y;
} else
warning("no animation in slot %u", message_slot);
}
message_pos = messagePosition(message, p);
message_color = current_event.color;
if (message_first_frame)
current_event.clear(); //async message, clearing event
}
break;
case SceneEvent::kPlayAnimation: {
byte slot = current_event.slot & 7; //0 - mark's
if (current_event.animation != 0) {
debug(0, "playing animation %u in slot %u(%02x)", current_event.animation, slot, current_event.slot);
if (slot != 0) {
--slot;
assert(slot < 4);
playAnimation(slot, current_event.animation, (current_event.slot & 0x80) != 0, (current_event.slot & 0x40) != 0, (current_event.slot & 0x20) != 0);
} else
actor_talking = true;
} else {
if (slot != 0) {
--slot;
debug(0, "cancelling animation in slot %u", slot);
assert(slot < 4);
custom_animation[slot].free();
} else
actor_talking = true;
}
current_event.clear();
}
break;
case SceneEvent::kPauseAnimation: {
byte slot = current_event.slot & 7; //0 - mark's
if (slot != 0) {
--slot;
debug(1, "pause animation in slot %u", slot);
custom_animation[slot].paused = (current_event.slot & 0x80) != 0;
} else {
actor_talking = false;
}
current_event.clear();
}
break;
case SceneEvent::kClearAnimations:
for (byte i = 0; i < 4; ++i)
custom_animation[i].free();
actor_talking = false;
current_event.clear();
break;
case SceneEvent::kPlayActorAnimation:
debug(0, "playing actor animation %u", current_event.animation);
playActorAnimation(current_event.animation, (current_event.slot & 0x80) != 0, (current_event.slot & 0x20) != 0);
current_event.clear();
break;
case SceneEvent::kPlayMusic:
debug(0, "setting music %u", current_event.music);
_engine->setMusic(current_event.music);
Resources::instance()->dseg.set_byte(0xDB90, current_event.music);
current_event.clear();
break;
case SceneEvent::kPlaySound:
debug(0, "playing sound %u, delay: %u", current_event.sound, current_event.color);
sounds.push_back(Sound(current_event.sound, current_event.color));
current_event.clear();
break;
case SceneEvent::kEnableObject: {
debug(0, "%s object #%u", current_event.color ? "enabling" : "disabling", current_event.object - 1);
Object *obj = getObject(current_event.object - 1, current_event.scene == 0 ? _id : current_event.scene);
obj->enabled = current_event.color;
obj->save();
current_event.clear();
}
break;
case SceneEvent::kHideActor:
hide_actor = current_event.color != 0;
current_event.clear();
break;
case SceneEvent::kWaitForAnimation:
debug(0, "waiting for the animation");
break;
case SceneEvent::kWaitLanAnimationFrame:
debug(0, "waiting for the frame %d in slot %d", current_event.animation, current_event.slot);
break;
case SceneEvent::kTimer:
callback = current_event.callback;
callback_timer = current_event.timer;
debug(0, "triggering callback %04x in %u frames", callback, callback_timer);
current_event.clear();
break;
case SceneEvent::kEffect:
debug(0, "*stub* shaking the screen");
current_event.clear();
break;
case SceneEvent::kFade:
_fade_timer = current_event.orientation != 0? 5: -5;
current_event.clear();
break;
case SceneEvent::kWait:
debug(0, "wait %u", current_event.timer);
break;
case SceneEvent::kCredits:
debug(0, "showing credits");
break;
case SceneEvent::kQuit:
debug(0, "quit!");
_engine->quitGame();
break;
case SceneEvent::kSetFlag:
debug(0, "async set_flag(%04x, %d)", current_event.callback, current_event.color);
Resources::instance()->dseg.set_byte(current_event.callback, current_event.color);
current_event.clear();
break;
default:
error("empty/unhandler event[%d]", (int)current_event.type);
}
}
if (events.empty()) {
message_color = 0xd1;
hide_actor = false;
}
return !current_event.empty();
}
void Scene::setPalette(unsigned mul) {
//debug(0, "setPalette(%u)", mul);
byte p[1024];
memset(p, 0, 1024);
for (int i = 0; i < 256; ++i) {
for (int c = 0; c < 3; ++c)
p[i * 4 + c] = (unsigned)palette[i * 3 + c] * mul;
}
_system->setPalette(p, 0, 256);
}
Object *Scene::getObject(int id, int scene_id) {
assert(id > 0);
if (scene_id == 0)
scene_id = _id;
if (scene_id == 0)
return NULL;
Common::Array<Object> &scene_objects = objects[scene_id - 1];
--id;
if (id >= (int)scene_objects.size())
return NULL;
return &scene_objects[id];
}
Common::Point Scene::messagePosition(const Common::String &str, Common::Point position) {
Resources *res = Resources::instance();
int lines = 1;
for(uint i = 0; i < str.size(); ++i)
if (str[i] == '\n')
++lines;
uint w = res->font7.render(NULL, 0, 0, str, 0);
uint h = res->font7.height * lines + 3;
position.x -= w / 2;
position.y -= h;
if (position.x + w > 320)
position.x = 320 - w;
if (position.x < 0)
position.x = 0;
if (position.y + h > 320)
position.y = 200 - h;
if (position.y < 0)
position.y = 0;
return position;
}
uint Scene::messageDuration(const Common::String &str) {
//original game uses static delays: 100-slow, 50, 20 and 1 tick - crazy speed.
//total delay = total message length * delay / 8 + 60.
uint total_width = str.size();
int speed = Common::ConfigManager::instance().getInt("talkspeed");
if (speed < 0)
speed = 60;
uint delay_delta = 1 + (255 - speed) * 99 / 255;
uint delay = 60 + (total_width * delay_delta) / 8;
//debug(0, "delay = %u, delta: %u", delay, delay_delta);
return delay * 10;
}
void Scene::displayMessage(const Common::String &str, byte color, const Common::Point &pos) {
//assert(!str.empty());
//debug(0, "displayMessage: %s", str.c_str());
message = str;
message_pos = (pos.x | pos.y)? pos: messagePosition(str, position);
message_color = color;
message_timer = messageDuration(message);
}
void Scene::clear() {
clearMessage();
events.clear();
current_event.clear();
for(int i = 0; i < 4; ++i) {
animation[i].free();
custom_animation[i].free();
}
callback = 0;
callback_timer = 0;
}
void Scene::clearMessage() {
message.clear();
message_timer = 0;
message_color = 0xd1;
message_first_frame = 0;
message_last_frame = 0;
message_animation = NULL;
}
} // End of namespace TeenAgent