scummvm/engines/dreamweb/sprite.cpp
2011-09-03 01:05:39 +02:00

908 lines
22 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.
*
*/
#include "dreamweb/dreamweb.h"
namespace DreamGen {
Sprite *DreamGenContext::spritetable() {
Sprite *sprite = (Sprite *)segRef(data.word(kBuffers)).ptr(kSpritetable, 16 * sizeof(Sprite));
return sprite;
}
void DreamGenContext::printsprites() {
for (size_t priority = 0; priority < 7; ++priority) {
Sprite *sprites = spritetable();
for (size_t j = 0; j < 16; ++j) {
const Sprite &sprite = sprites[j];
if (sprite.updateCallback() == 0x0ffff)
continue;
if (priority != sprite.priority)
continue;
if (sprite.hidden == 1)
continue;
printasprite(&sprite);
}
}
}
void DreamGenContext::printasprite(const Sprite *sprite) {
uint16 x, y;
if (sprite->y >= 220) {
y = data.word(kMapady) - (256 - sprite->y);
} else {
y = sprite->y + data.word(kMapady);
}
if (sprite->x >= 220) {
x = data.word(kMapadx) - (256 - sprite->x);
} else {
x = sprite->x + data.word(kMapadx);
}
uint8 c;
if (sprite->b29 != 0)
c = 8;
else
c = 0;
showframe((const Frame *)segRef(sprite->frameData()).ptr(0, 0), x, y, sprite->b15, c);
}
void DreamGenContext::clearsprites() {
memset(spritetable(), 0xff, sizeof(Sprite) * 16);
}
Sprite *DreamGenContext::makesprite(uint8 x, uint8 y, uint16 updateCallback, uint16 frameData, uint16 somethingInDi) {
Sprite *sprite = spritetable();
while (sprite->b15 != 0xff) { // NB: No boundchecking in the original code either
++sprite;
}
sprite->setUpdateCallback(updateCallback);
sprite->x = x;
sprite->y = y;
sprite->setFrameData(frameData);
WRITE_LE_UINT16(&sprite->w8, somethingInDi);
sprite->w2 = 0xffff;
sprite->b15 = 0;
sprite->delay = 0;
return sprite;
}
void DreamGenContext::spriteupdate() {
Sprite *sprites = spritetable();
sprites[0].hidden = data.byte(kRyanon);
Sprite *sprite = sprites;
for (size_t i=0; i < 16; ++i) {
uint16 updateCallback = sprite->updateCallback();
if (updateCallback != 0xffff) {
sprite->w24 = sprite->w2;
if (updateCallback == addr_mainman) // NB : Let's consider the callback as an enum while more code is not ported to C++
mainman(sprite);
else {
assert(updateCallback == addr_backobject);
backobject(sprite);
}
}
if (data.byte(kNowinnewroom) == 1)
break;
++sprite;
}
}
void DreamGenContext::initman() {
Sprite *sprite = makesprite(data.byte(kRyanx), data.byte(kRyany), addr_mainman, data.word(kMainsprites), 0);
sprite->priority = 4;
sprite->b22 = 0;
sprite->b29 = 0;
}
void DreamGenContext::mainman() {
assert(false);
}
void DreamGenContext::mainman(Sprite *sprite) {
push(es);
push(ds);
// Recover es:bx from sprite
es = data.word(kBuffers);
bx = kSpritetable;
Sprite *sprites = (Sprite *)es.ptr(bx, sizeof(Sprite) * 16);
bx += 32 * (sprite - sprites);
//
if (data.byte(kResetmanxy) == 1) {
data.byte(kResetmanxy) = 0;
sprite->x = data.byte(kRyanx);
sprite->y = data.byte(kRyany);
sprite->b29 = 0;
}
--sprite->b22;
if (sprite->b22 != 0xff) {
ds = pop();
es = pop();
return;
}
sprite->b22 = 0;
if (data.byte(kTurntoface) != data.byte(kFacing)) {
aboutturn(sprite);
} else {
if ((data.byte(kTurndirection) != 0) && (data.byte(kLinepointer) == 254)) {
data.byte(kReasseschanges) = 1;
if (data.byte(kFacing) == data.byte(kLeavedirection))
checkforexit();
}
data.byte(kTurndirection) = 0;
if (data.byte(kLinepointer) == 254) {
sprite->b29 = 0;
} else {
++sprite->b29;
if (sprite->b29 == 11)
sprite->b29 = 1;
walking(sprite);
if (data.byte(kLinepointer) != 254) {
if ((data.byte(kFacing) & 1) == 0)
walking(sprite);
else if ((sprite->b29 != 2) && (sprite->b29 != 7))
walking(sprite);
}
if (data.byte(kLinepointer) == 254) {
if (data.byte(kTurntoface) == data.byte(kFacing)) {
data.byte(kReasseschanges) = 1;
if (data.byte(kFacing) == data.byte(kLeavedirection))
checkforexit();
}
}
}
}
static const uint8 facelist[] = { 0,60,33,71,11,82,22,93 };
sprite->b15 = sprite->b29 + facelist[data.byte(kFacing)];
data.byte(kRyanx) = sprite->x;
data.byte(kRyany) = sprite->y;
ds = pop();
es = pop();
}
void DreamGenContext::walking(Sprite *sprite) {
uint8 comp;
if (data.byte(kLinedirection) != 0) {
--data.byte(kLinepointer);
comp = 200;
} else {
++data.byte(kLinepointer);
comp = data.byte(kLinelength);
}
if (data.byte(kLinepointer) < comp) {
sprite->x = data.byte(kLinedata + data.byte(kLinepointer) * 2 + 0);
sprite->y = data.byte(kLinedata + data.byte(kLinepointer) * 2 + 1);
return;
}
data.byte(kLinepointer) = 254;
data.byte(kManspath) = data.byte(kDestination);
if (data.byte(kDestination) == data.byte(kFinaldest)) {
facerightway();
return;
}
data.byte(kDestination) = data.byte(kFinaldest);
push(es);
push(bx);
autosetwalk();
bx = pop();
es = pop();
}
void DreamGenContext::aboutturn(Sprite *sprite) {
bool incdir = true;
if (data.byte(kTurndirection) == 1)
incdir = true;
else if ((int8)data.byte(kTurndirection) == -1)
incdir = false;
else {
if (data.byte(kFacing) < data.byte(kTurntoface)) {
uint8 delta = data.byte(kTurntoface) - data.byte(kFacing);
if (delta >= 4)
incdir = false;
else
incdir = true;
} else {
uint8 delta = data.byte(kFacing) - data.byte(kTurntoface);
if (delta >= 4)
incdir = true;
else
incdir = false;
}
}
if (incdir) {
data.byte(kTurndirection) = 1;
data.byte(kFacing) = (data.byte(kFacing) + 1) & 7;
sprite->b29 = 0;
} else {
data.byte(kTurndirection) = -1;
data.byte(kFacing) = (data.byte(kFacing) - 1) & 7;
sprite->b29 = 0;
}
}
void DreamGenContext::backobject() {
assert(false);
}
void DreamGenContext::backobject(Sprite *sprite) {
SetObject *objData = (SetObject *)segRef(data.word(kSetdat)).ptr(sprite->objData(), 0);
if (sprite->delay != 0) {
--sprite->delay;
return;
}
sprite->delay = objData->delay;
if (objData->type == 6)
widedoor(sprite, objData);
else if (objData->type == 5)
random(sprite, objData);
else if (objData->type == 4)
lockeddoorway(sprite, objData);
else if (objData->type == 3)
liftsprite(sprite, objData);
else if (objData->type == 2)
doorway(sprite, objData);
else if (objData->type == 1)
constant(sprite, objData);
else
steady(sprite, objData);
}
void DreamGenContext::constant(Sprite *sprite, SetObject *objData) {
++sprite->frame;
if (objData->b18[sprite->frame] == 255) {
sprite->frame = 0;
}
uint8 b18 = objData->b18[sprite->frame];
objData->index = b18;
sprite->b15 = b18;
}
void DreamGenContext::random(Sprite *sprite, SetObject *objData) {
randomnum1();
uint16 r = ax;
sprite->b15 = objData->b18[r&7];
}
void DreamGenContext::doorway(Sprite *sprite, SetObject *objData) {
data.byte(kDoorcheck1) = -24;
data.byte(kDoorcheck2) = 10;
data.byte(kDoorcheck3) = -30;
data.byte(kDoorcheck4) = 10;
dodoor(sprite, objData);
}
void DreamGenContext::widedoor(Sprite *sprite, SetObject *objData) {
data.byte(kDoorcheck1) = -24;
data.byte(kDoorcheck2) = 24;
data.byte(kDoorcheck3) = -30;
data.byte(kDoorcheck4) = 24;
dodoor(sprite, objData);
}
void DreamGenContext::dodoor() {
Sprite *sprite = (Sprite *)es.ptr(bx, sizeof(Sprite));
SetObject *objData = (SetObject *)ds.ptr(di, 0);
dodoor(sprite, objData);
}
void DreamGenContext::dodoor(Sprite *sprite, SetObject *objData) {
uint8 ryanx = data.byte(kRyanx);
uint8 ryany = data.byte(kRyany);
if (ryanx < sprite->x) {
if (ryanx < sprite->x + (int8)data.byte(kDoorcheck1))
goto shutdoor;
} else {
if (ryanx >= sprite->x + data.byte(kDoorcheck2))
goto shutdoor;
}
if (ryany < sprite->y) {
if (ryany < sprite->y + (int8)data.byte(kDoorcheck3))
goto shutdoor;
} else {
if (ryany >= sprite->y + data.byte(kDoorcheck4))
goto shutdoor;
}
//opendoor:
if ((data.byte(kThroughdoor) == 1) && (sprite->frame == 0))
sprite->frame = 6;
++sprite->frame;
if (sprite->frame == 1) { //doorsound2
if (data.byte(kReallocation) == 5) //hoteldoor2
al = 13;
else
al = 0;
playchannel1();
}
if (objData->b18[sprite->frame] == 255) {
--sprite->frame;
}
sprite->b15 = objData->index = objData->b18[sprite->frame];
data.byte(kThroughdoor) = 1;
return;
shutdoor:
if (sprite->frame == 5) { //doorsound1;
if (data.byte(kReallocation) == 5) //hoteldoor1
al = 13;
else
al = 1;
playchannel1();
}
if (sprite->frame != 0) {
--sprite->frame;
}
sprite->b15 = objData->index = objData->b18[sprite->frame];
if (sprite->frame == 5) //nearly
data.byte(kThroughdoor) = 0;
}
void DreamGenContext::steady(Sprite *sprite, SetObject *objData) {
uint8 b18 = objData->b18[0];
objData->index = b18;
sprite->b15 = b18;
}
void DreamGenContext::lockeddoorway(Sprite *sprite, SetObject *objData) {
if (data.byte(kRyanx) < sprite->x) {
if (sprite->x - data.byte(kRyanx) > 24)
goto shutdoor2;
} else {
if (data.byte(kRyanx) - sprite->x >= 10)
goto shutdoor2;
}
if (data.byte(kRyany) < sprite->y) {
if (sprite->y - data.byte(kRyany) > 30)
goto shutdoor2;
} else {
if (data.byte(kRyany) - sprite->y >= 12)
goto shutdoor2;
}
if (data.byte(kThroughdoor) != 1) {
if (data.byte(kLockstatus) == 1)
goto shutdoor2;
}
if (sprite->frame == 1) {
al = 0;
playchannel1();
}
if (sprite->frame == 6) {
turnpathon(data.byte(kDoorpath));
}
if ((data.byte(kThroughdoor) == 1) && (sprite->frame == 0)) {
sprite->frame = 6;
}
++sprite->frame;
if (objData->b18[sprite->frame] == 255) {
--sprite->frame;
}
sprite->b15 = objData->index = objData->b18[sprite->frame];
if (sprite->frame == 5)
data.byte(kThroughdoor) = 1;
return;
shutdoor2:
if (sprite->frame == 5) {
al = 1;
playchannel1();
}
if (sprite->frame != 0) {
--sprite->frame;
}
data.byte(kThroughdoor) = 0;
sprite->b15 = objData->index = objData->b18[sprite->frame];
if (sprite->frame == 0) {
turnpathoff(data.byte(kDoorpath));
data.byte(kLockstatus) = 1;
}
}
void DreamGenContext::liftsprite(Sprite *sprite, SetObject *objData) {
uint8 liftFlag = data.byte(kLiftflag);
if (liftFlag == 0) { //liftclosed
turnpathoff(data.byte(kLiftpath));
if (data.byte(kCounttoopen) != 0) {
_dec(data.byte(kCounttoopen));
if (data.byte(kCounttoopen) == 0)
data.byte(kLiftflag) = 3;
}
sprite->frame = 0;
sprite->b15 = objData->index = objData->b18[sprite->frame];
}
else if (liftFlag == 1) { //liftopen
turnpathon(data.byte(kLiftpath));
if (data.byte(kCounttoclose) != 0) {
_dec(data.byte(kCounttoclose));
if (data.byte(kCounttoclose) == 0)
data.byte(kLiftflag) = 2;
}
sprite->frame = 12;
sprite->b15 = objData->index = objData->b18[sprite->frame];
}
else if (liftFlag == 3) { //openlift
if (sprite->frame == 12) {
data.byte(kLiftflag) = 1;
return;
}
++sprite->frame;
if (sprite->frame == 1) {
al = 2;
liftnoise();
}
sprite->b15 = objData->index = objData->b18[sprite->frame];
} else { //closeLift
assert(liftFlag == 2);
if (sprite->frame == 0) {
data.byte(kLiftflag) = 0;
return;
}
--sprite->frame;
if (sprite->frame == 11) {
al = 3;
liftnoise();
}
sprite->b15 = objData->index = objData->b18[sprite->frame];
}
}
void DreamGenContext::facerightway() {
PathNode *paths = getroomspaths()->nodes;
uint8 dir = paths[data.byte(kManspath)].dir;
data.byte(kTurntoface) = dir;
data.byte(kLeavedirection) = dir;
}
void DreamGenContext::findsource() {
uint16 currentFrame = data.word(kCurrentframe);
if (currentFrame < 160) {
ds = data.word(kReel1);
data.word(kTakeoff) = 0;
} else if (currentFrame < 320) {
ds = data.word(kReel2);
data.word(kTakeoff) = 160;
} else {
ds = data.word(kReel3);
data.word(kTakeoff) = 320;
}
}
Frame *DreamGenContext::findsourceCPP() {
push(ds);
findsource();
Frame *result = (Frame *)ds.ptr(0, 0);
ds = pop();
return result;
}
Reel *DreamGenContext::getreelstart() {
Reel *reel = (Reel *)segRef(data.word(kReels)).ptr(kReellist + data.word(kReelpointer) * sizeof(Reel) * 8, sizeof(Reel));
return reel;
}
void DreamGenContext::showreelframe() {
Reel *reel = (Reel *)es.ptr(si, sizeof(Reel));
showreelframe(reel);
}
void DreamGenContext::showreelframe(Reel *reel) {
uint16 x = reel->x + data.word(kMapadx);
uint16 y = reel->y + data.word(kMapady);
data.word(kCurrentframe) = reel->frame();
Frame *source = findsourceCPP();
uint16 frame = data.word(kCurrentframe) - data.word(kTakeoff);
showframe(source, x, y, frame, 8);
}
void DreamGenContext::showgamereel() {
showgamereel((ReelRoutine *)es.ptr(bx, sizeof(ReelRoutine)));
}
void DreamGenContext::showgamereel(ReelRoutine *routine) {
uint16 reelpointer = routine->reelPointer();
if (reelpointer >= 512)
return;
data.word(kReelpointer) = reelpointer;
plotreel();
routine->setReelPointer(data.word(kReelpointer));
}
const Frame *DreamGenContext::getreelframeax(uint16 frame) {
data.word(kCurrentframe) = frame;
Frame *source = findsourceCPP();
uint16 offset = data.word(kCurrentframe) - data.word(kTakeoff);
return source + offset;
}
void DreamGenContext::showrain() {
ds = data.word(kMainsprites);
si = 6*58;
ax = ds.word(si+2);
si = ax + 2080;
Rain *rain = (Rain *)segRef(data.word(kBuffers)).ptr(kRainlist, 0);
if (rain->x == 255)
return;
while (true) {
if (rain->x == 255) {
if (data.word(kCh1blockstocopy) != 0)
return;
if ((data.byte(kReallocation) == 2) && (data.byte(kBeenmugged) != 1))
return;
if (data.byte(kReallocation) == 55)
return;
randomnum1();
if (al >= 1)
return;
if (data.byte(kCh0playing) != 6)
al = 4;
else
al = 7;
playchannel1();
return;
}
uint16 y = rain->y + data.word(kMapady) + data.word(kMapystart);
uint16 x = rain->x + data.word(kMapadx) + data.word(kMapxstart);
uint16 size = rain->size;
ax = ((uint16)(rain->w3() - rain->b5)) & 511;
rain->setW3(ax);
++rain;
const uint8 *src = ds.ptr(si, 0) + ax;
uint8 *dst = workspace() + y * 320 + x;
for(uint16 i = 0; i < size; ++i) {
uint8 v = src[i];
if (v != 0)
*dst = v;
dst += 320-1;
}
}
}
void DreamGenContext::updatepeople() {
data.word(kListpos) = kPeoplelist;
memset(segRef(data.word(kBuffers)).ptr(kPeoplelist, 12 * sizeof(People)), 0xff, 12 * sizeof(People));
++data.word(kMaintimer);
es = cs;
bx = kReelroutines;
const ReelRoutine *reelRoutine = (const ReelRoutine *)cs.ptr(bx, 0);
const uint16 *callbacks = (const uint16 *)cs.ptr(kReelcalls, 0);
while (true) {
uint8 realLocation = reelRoutine->reallocation;
if (realLocation == 255)
return;
if ((realLocation == data.byte(kReallocation)) &&
(reelRoutine->mapX == data.byte(kMapx)) &&
(reelRoutine->mapY == data.byte(kMapy))) {
uint16 callback = READ_LE_UINT16(callbacks);
//dw gamer,sparkydrip,eden,edeninbath,sparky,smokebloke
if (callback == addr_gamer)
gamer();
else if (callback == addr_sparkydrip)
sparkydrip();
else if (callback == addr_eden)
eden();
else if (callback == addr_edeninbath)
edeninbath();
else if (callback == addr_sparky)
sparky();
else if (callback == addr_smokebloke)
smokebloke();
//dw manasleep,drunk,receptionist,malefan,femalefan
else if (callback == addr_manasleep)
manasleep();
else if (callback == addr_drunk)
drunk();
else if (callback == addr_receptionist)
receptionist();
else if (callback == addr_malefan)
malefan();
else if (callback == addr_femalefan)
femalefan();
//dw louis,louischair,soldier1,bossman,interviewer
else if (callback == addr_louis)
louis();
else if (callback == addr_louischair)
louischair();
else if (callback == addr_soldier1)
soldier1();
else if (callback == addr_bossman)
bossman();
else if (callback == addr_interviewer)
interviewer();
//dw heavy,manasleep2,mansatstill,drinker,bartender
else if (callback == addr_heavy)
heavy();
else if (callback == addr_manasleep2)
manasleep2();
else if (callback == addr_mansatstill)
mansatstill();
else if (callback == addr_drinker)
drinker();
else if (callback == addr_bartender)
bartender();
//dw othersmoker,tattooman,attendant,keeper,candles1
else if (callback == addr_othersmoker)
othersmoker();
else if (callback == addr_tattooman)
tattooman();
else if (callback == addr_attendant)
attendant();
else if (callback == addr_keeper)
keeper();
else if (callback == addr_candles1)
candles1();
//dw smallcandle,security,copper,poolguard,rockstar
else if (callback == addr_smallcandle)
smallcandle();
else if (callback == addr_security)
security();
else if (callback == addr_copper)
copper();
else if (callback == addr_poolguard)
poolguard();
else if (callback == addr_rockstar)
rockstar();
//dw businessman,train,aide,mugger,helicopter
else if (callback == addr_businessman)
businessman();
else if (callback == addr_train)
train();
else if (callback == addr_aide)
aide();
else if (callback == addr_mugger)
mugger();
else if (callback == addr_helicopter)
helicopter();
//dw intromagic1,intromusic,intromagic2,candles2,gates
else if (callback == addr_intromagic1)
intromagic1();
else if (callback == addr_intromusic)
intromusic();
else if (callback == addr_intromagic2)
intromagic2();
else if (callback == addr_candles2)
candles2();
else if (callback == addr_gates)
gates();
//dw intromagic3,intromonks1,candles,intromonks2
else if (callback == addr_intromagic3)
intromagic3();
else if (callback == addr_intromonks1)
intromonks1();
else if (callback == addr_candles)
candles();
else if (callback == addr_intromonks2)
intromonks2();
//dw handclap,monkandryan,endgameseq,priest,madman
else if (callback == addr_handclap)
handclap();
else if (callback == addr_monkandryan)
monkandryan();
else if (callback == addr_endgameseq)
endgameseq();
else if (callback == addr_priest)
priest();
else if (callback == addr_madman)
madman();
//dw madmanstelly,alleybarksound,foghornsound
else if (callback == addr_madmanstelly)
madmanstelly();
else if (callback == addr_alleybarksound)
alleybarksound();
else if (callback == addr_foghornsound)
foghornsound();
//dw carparkdrip,carparkdrip,carparkdrip,carparkdrip
else if (callback == addr_carparkdrip)
carparkdrip();
else
assert(false); // Oops I forgot something in the dispatch table
}
bx += 8;
++reelRoutine;
++callbacks;
}
}
void DreamGenContext::madmantext() {
if (isCD()) {
if (data.byte(kSpeechcount) >= 63)
return;
if (data.byte(kCh1playing) != 255)
return;
al = data.byte(kSpeechcount);
++data.byte(kSpeechcount);
} else {
if (data.byte(kCombatcount) >= 61)
return;
al = data.byte(kCombatcount);
_and(al, 3);
if (!flags.z())
return;
al = data.byte(kCombatcount) / 4;
}
setuptimedtemp(47 + al, 82, 72, 80, 90, 1);
}
void DreamGenContext::madman() {
data.word(kWatchingtime) = 2;
checkspeed();
if (flags.z()) {
ax = es.word(bx+3);
if (ax >= 364) {
data.byte(kMandead) = 2;
showgamereel();
return;
}
if (ax == 10) {
push(es);
push(bx);
push(ax);
dx = kIntrotextname;
loadtemptext();
ax = pop();
bx = pop();
es = pop();
data.byte(kCombatcount) = -1;
data.byte(kSpeechcount) = 0;
}
++ax;
if (ax == 294) {
if (data.byte(kWongame) == 1)
return;
data.byte(kWongame) = 1;
push(es);
push(bx);
getridoftemptext();
bx = pop();
es = pop();
return;
}
if (ax == 66) {
++data.byte(kCombatcount);
push(es);
push(bx);
madmantext();
bx = pop();
es = pop();
ax = 53;
if (data.byte(kCombatcount) >= (isCD() ? 64 : 62)) {
if (data.byte(kCombatcount) == (isCD() ? 70 : 68))
ax = 310;
else {
if (data.byte(kLastweapon) == 8) {
data.byte(kCombatcount) = isCD() ? 72 : 70;
data.byte(kLastweapon) = -1;
data.byte(kMadmanflag) = 1;
ax = 67;
}
}
}
}
es.word(bx+3) = ax;
}
showgamereel();
es.byte(bx+1) = data.byte(kMapx);
madmode();
}
void DreamGenContext::madmode() {
data.word(kWatchingtime) = 2;
data.byte(kPointermode) = 0;
if (data.byte(kCombatcount) < (isCD() ? 65 : 63))
return;
if (data.byte(kCombatcount) >= (isCD() ? 70 : 68))
return;
data.byte(kPointermode) = 2;
}
void DreamGenContext::movemap(uint8 param) {
switch (param) {
case 32:
data.byte(kMapy) -= 20;
break;
case 16:
data.byte(kMapy) -= 10;
break;
case 8:
data.byte(kMapy) += 10;
break;
case 2:
data.byte(kMapx) += 11;
break;
default:
data.byte(kMapx) -= 11;
break;
}
data.byte(kNowinnewroom) = 1;
}
void DreamGenContext::checkone() {
uint8 flag, flagEx, type, flagX, flagY;
checkone(cl, ch, &flag, &flagEx, &type, &flagX, &flagY);
cl = flag;
ch = flagEx;
dl = flagX;
dh = flagY;
al = type;
}
void DreamGenContext::checkone(uint8 x, uint8 y, uint8 *flag, uint8 *flagEx, uint8 *type, uint8 *flagX, uint8 *flagY) {
*flagX = x / 16;
*flagY = y / 16;
const uint8 *tileData = segRef(data.word(kBuffers)).ptr(kMapflags + (*flagY * 11 + *flagX) * 3, 3);
*flag = tileData[0];
*flagEx = tileData[1];
*type = tileData[2];
}
void DreamGenContext::getblockofpixel() {
al = getblockofpixel(cl, ch);
}
uint8 DreamGenContext::getblockofpixel(uint8 x, uint8 y) {
uint8 flag, flagEx, type, flagX, flagY;
checkone(x + data.word(kMapxstart), y + data.word(kMapystart), &flag, &flagEx, &type, &flagX, &flagY);
if (flag & 1)
return 0;
else
return type;
}
void DreamGenContext::addtopeoplelist() {
addtopeoplelist((ReelRoutine *)es.ptr(bx, sizeof(ReelRoutine)));
}
void DreamGenContext::addtopeoplelist(ReelRoutine *routine) {
uint16 routinePointer = (const uint8 *)routine - cs.ptr(0, 0);
People *people = (People *)segRef(data.word(kBuffers)).ptr(data.word(kListpos), sizeof(People));
people->setReelPointer(routine->reelPointer());
people->setRoutinePointer(routinePointer);
people->b4 = routine->b7;
data.word(kListpos) += sizeof(People);
}
} /*namespace dreamgen */