From fe384e0ae09ec3e72d653cd9fd34ab047231e249 Mon Sep 17 00:00:00 2001 From: Walter van Niftrik Date: Thu, 10 Mar 2016 20:44:56 +0100 Subject: ADL: Make room description hires1-only --- engines/adl/adl.cpp | 370 ++++++++++++++++++++++++------------------------- engines/adl/adl.h | 46 +++--- engines/adl/hires1.cpp | 13 +- engines/adl/hires1.h | 5 +- engines/adl/hires2.cpp | 3 + engines/adl/hires2.h | 1 + 6 files changed, 223 insertions(+), 215 deletions(-) diff --git a/engines/adl/adl.cpp b/engines/adl/adl.cpp index 1ab74c3cf6..47623d45e2 100644 --- a/engines/adl/adl.cpp +++ b/engines/adl/adl.cpp @@ -264,6 +264,186 @@ void AdlEngine::readCommands(Common::ReadStream &stream, Commands &commands) { } } +void AdlEngine::clearScreen() const { + _display->setMode(DISPLAY_MODE_MIXED); + _display->clear(0x00); +} + +void AdlEngine::drawItems() const { + Common::Array::const_iterator item; + + uint dropped = 0; + + for (item = _state.items.begin(); item != _state.items.end(); ++item) { + if (item->room != _state.room) + continue; + + if (item->state == IDI_ITEM_MOVED) { + if (getCurRoom().picture == getCurRoom().curPicture) { + const Common::Point &p = _itemOffsets[dropped]; + if (item->isLineArt) + drawLineArt(_lineArt[item->picture - 1], p); + else + drawPic(item->picture, p); + ++dropped; + } + continue; + } + + Common::Array::const_iterator pic; + + for (pic = item->roomPictures.begin(); pic != item->roomPictures.end(); ++pic) { + if (*pic == getCurRoom().curPicture) { + if (item->isLineArt) + drawLineArt(_lineArt[item->picture - 1], item->position); + else + drawPic(item->picture, item->position); + continue; + } + } + } +} + +void AdlEngine::drawNextPixel(Common::Point &p, byte color, byte bits, byte quadrant) const { + if (bits & 4) + _display->putPixel(p, color); + + bits += quadrant; + + if (bits & 1) + p.x += (bits & 2 ? -1 : 1); + else + p.y += (bits & 2 ? 1 : -1); +} + +void AdlEngine::drawLineArt(const Common::Array &lineArt, const Common::Point &pos, byte rotation, byte scaling, byte color) const { + const byte stepping[] = { + 0xff, 0xfe, 0xfa, 0xf4, 0xec, 0xe1, 0xd4, 0xc5, + 0xb4, 0xa1, 0x8d, 0x78, 0x61, 0x49, 0x31, 0x18, + 0xff + }; + + byte quadrant = rotation >> 4; + rotation &= 0xf; + byte xStep = stepping[rotation]; + byte yStep = stepping[(rotation ^ 0xf) + 1] + 1; + + Common::Point p(pos); + + for (uint i = 0; i < lineArt.size(); ++i) { + byte b = lineArt[i]; + + do { + byte xFrac = 0x80; + byte yFrac = 0x80; + for (uint j = 0; j < scaling; ++j) { + if (xFrac + xStep + 1 > 255) + drawNextPixel(p, color, b, quadrant); + xFrac += xStep + 1; + if (yFrac + yStep > 255) + drawNextPixel(p, color, b, quadrant + 1); + yFrac += yStep; + } + b >>= 3; + } while (b != 0); + } +} + +const Room &AdlEngine::getRoom(uint i) const { + if (i < 1 || i > _state.rooms.size()) + error("Room %i out of range [1, %i]", i, _state.rooms.size()); + + return _state.rooms[i - 1]; +} + +Room &AdlEngine::getRoom(uint i) { + if (i < 1 || i > _state.rooms.size()) + error("Room %i out of range [1, %i]", i, _state.rooms.size()); + + return _state.rooms[i - 1]; +} + +const Room &AdlEngine::getCurRoom() const { + return getRoom(_state.room); +} + +Room &AdlEngine::getCurRoom() { + return getRoom(_state.room); +} + +const Item &AdlEngine::getItem(uint i) const { + if (i < 1 || i > _state.items.size()) + error("Item %i out of range [1, %i]", i, _state.items.size()); + + return _state.items[i - 1]; +} + +Item &AdlEngine::getItem(uint i) { + if (i < 1 || i > _state.items.size()) + error("Item %i out of range [1, %i]", i, _state.items.size()); + + return _state.items[i - 1]; +} + +byte AdlEngine::getVar(uint i) const { + if (i >= _state.vars.size()) + error("Variable %i out of range [0, %i]", i, _state.vars.size() - 1); + + return _state.vars[i]; +} + +void AdlEngine::setVar(uint i, byte value) { + if (i >= _state.vars.size()) + error("Variable %i out of range [0, %i]", i, _state.vars.size() - 1); + + _state.vars[i] = value; +} + +void AdlEngine::takeItem(byte noun) { + Common::Array::iterator item; + + for (item = _state.items.begin(); item != _state.items.end(); ++item) { + if (item->noun != noun || item->room != _state.room) + continue; + + if (item->state == IDI_ITEM_DOESNT_MOVE) { + printMessage(_messageIds.itemDoesntMove); + return; + } + + if (item->state == IDI_ITEM_MOVED) { + item->room = IDI_NONE; + return; + } + + Common::Array::const_iterator pic; + for (pic = item->roomPictures.begin(); pic != item->roomPictures.end(); ++pic) { + if (*pic == getCurRoom().curPicture) { + item->room = IDI_NONE; + item->state = IDI_ITEM_MOVED; + return; + } + } + } + + printMessage(_messageIds.itemNotHere); +} + +void AdlEngine::dropItem(byte noun) { + Common::Array::iterator item; + + for (item = _state.items.begin(); item != _state.items.end(); ++item) { + if (item->noun != noun || item->room != IDI_NONE) + continue; + + item->room = _state.room; + item->state = IDI_ITEM_MOVED; + return; + } + + printMessage(_messageIds.dontUnderstand); +} + Common::Error AdlEngine::run() { _display = new Display(); @@ -636,196 +816,6 @@ void AdlEngine::getInput(uint &verb, uint &noun) { } } -void AdlEngine::showRoom() const { - if (!_state.isDark) { - drawPic(getCurRoom().curPicture); - drawItems(); - } - - _display->updateHiResScreen(); - printMessage(getCurRoom().description, false); -} - -void AdlEngine::clearScreen() const { - _display->setMode(DISPLAY_MODE_MIXED); - _display->clear(0x00); -} - -void AdlEngine::drawItems() const { - Common::Array::const_iterator item; - - uint dropped = 0; - - for (item = _state.items.begin(); item != _state.items.end(); ++item) { - if (item->room != _state.room) - continue; - - if (item->state == IDI_ITEM_MOVED) { - if (getCurRoom().picture == getCurRoom().curPicture) { - const Common::Point &p = _itemOffsets[dropped]; - if (item->isLineArt) - drawLineArt(_lineArt[item->picture - 1], p); - else - drawPic(item->picture, p); - ++dropped; - } - continue; - } - - Common::Array::const_iterator pic; - - for (pic = item->roomPictures.begin(); pic != item->roomPictures.end(); ++pic) { - if (*pic == getCurRoom().curPicture) { - if (item->isLineArt) - drawLineArt(_lineArt[item->picture - 1], item->position); - else - drawPic(item->picture, item->position); - continue; - } - } - } -} - -void AdlEngine::drawNextPixel(Common::Point &p, byte color, byte bits, byte quadrant) const { - if (bits & 4) - _display->putPixel(p, color); - - bits += quadrant; - - if (bits & 1) - p.x += (bits & 2 ? -1 : 1); - else - p.y += (bits & 2 ? 1 : -1); -} - -void AdlEngine::drawLineArt(const Common::Array &lineArt, const Common::Point &pos, byte rotation, byte scaling, byte color) const { - const byte stepping[] = { - 0xff, 0xfe, 0xfa, 0xf4, 0xec, 0xe1, 0xd4, 0xc5, - 0xb4, 0xa1, 0x8d, 0x78, 0x61, 0x49, 0x31, 0x18, - 0xff - }; - - byte quadrant = rotation >> 4; - rotation &= 0xf; - byte xStep = stepping[rotation]; - byte yStep = stepping[(rotation ^ 0xf) + 1] + 1; - - Common::Point p(pos); - - for (uint i = 0; i < lineArt.size(); ++i) { - byte b = lineArt[i]; - - do { - byte xFrac = 0x80; - byte yFrac = 0x80; - for (uint j = 0; j < scaling; ++j) { - if (xFrac + xStep + 1 > 255) - drawNextPixel(p, color, b, quadrant); - xFrac += xStep + 1; - if (yFrac + yStep > 255) - drawNextPixel(p, color, b, quadrant + 1); - yFrac += yStep; - } - b >>= 3; - } while (b != 0); - } -} - -const Room &AdlEngine::getRoom(uint i) const { - if (i < 1 || i > _state.rooms.size()) - error("Room %i out of range [1, %i]", i, _state.rooms.size()); - - return _state.rooms[i - 1]; -} - -Room &AdlEngine::getRoom(uint i) { - if (i < 1 || i > _state.rooms.size()) - error("Room %i out of range [1, %i]", i, _state.rooms.size()); - - return _state.rooms[i - 1]; -} - -const Room &AdlEngine::getCurRoom() const { - return getRoom(_state.room); -} - -Room &AdlEngine::getCurRoom() { - return getRoom(_state.room); -} - -const Item &AdlEngine::getItem(uint i) const { - if (i < 1 || i > _state.items.size()) - error("Item %i out of range [1, %i]", i, _state.items.size()); - - return _state.items[i - 1]; -} - -Item &AdlEngine::getItem(uint i) { - if (i < 1 || i > _state.items.size()) - error("Item %i out of range [1, %i]", i, _state.items.size()); - - return _state.items[i - 1]; -} - -byte AdlEngine::getVar(uint i) const { - if (i >= _state.vars.size()) - error("Variable %i out of range [0, %i]", i, _state.vars.size() - 1); - - return _state.vars[i]; -} - -void AdlEngine::setVar(uint i, byte value) { - if (i >= _state.vars.size()) - error("Variable %i out of range [0, %i]", i, _state.vars.size() - 1); - - _state.vars[i] = value; -} - -void AdlEngine::takeItem(byte noun) { - Common::Array::iterator item; - - for (item = _state.items.begin(); item != _state.items.end(); ++item) { - if (item->noun != noun || item->room != _state.room) - continue; - - if (item->state == IDI_ITEM_DOESNT_MOVE) { - printMessage(_messageIds.itemDoesntMove); - return; - } - - if (item->state == IDI_ITEM_MOVED) { - item->room = IDI_NONE; - return; - } - - Common::Array::const_iterator pic; - for (pic = item->roomPictures.begin(); pic != item->roomPictures.end(); ++pic) { - if (*pic == getCurRoom().curPicture) { - item->room = IDI_NONE; - item->state = IDI_ITEM_MOVED; - return; - } - } - } - - printMessage(_messageIds.itemNotHere); -} - -void AdlEngine::dropItem(byte noun) { - Common::Array::iterator item; - - for (item = _state.items.begin(); item != _state.items.end(); ++item) { - if (item->noun != noun || item->room != IDI_NONE) - continue; - - item->room = _state.room; - item->state = IDI_ITEM_MOVED; - return; - } - - printMessage(_messageIds.dontUnderstand); -} - #define ARG(N) (command.script[offset + (N)]) bool AdlEngine::matchCommand(const Command &command, byte verb, byte noun, uint *actions) const { diff --git a/engines/adl/adl.h b/engines/adl/adl.h index 4ea7566669..df917b1868 100644 --- a/engines/adl/adl.h +++ b/engines/adl/adl.h @@ -149,6 +149,28 @@ protected: void loadWords(Common::ReadStream &stream, WordMap &map) const; void readCommands(Common::ReadStream &stream, Commands &commands); + // Graphics + void clearScreen() const; + void drawItems() const; + void drawNextPixel(Common::Point &p, byte color, byte bits, byte quadrant) const; + void drawLineArt(const Common::Array &lineArt, const Common::Point &pos, byte rotation = 0, byte scaling = 1, byte color = 0x7f) const; + + // Game state functions + const Room &getRoom(uint i) const; + Room &getRoom(uint i); + const Room &getCurRoom() const; + Room &getCurRoom(); + const Item &getItem(uint i) const; + Item &getItem(uint i); + byte getVar(uint i) const; + void setVar(uint i, byte value); + void takeItem(byte noun); + void dropItem(byte noun); + bool matchCommand(const Command &command, byte verb, byte noun, uint *actions = nullptr) const; + void doActions(const Command &command, byte noun, byte offset); + bool doOneCommand(const Commands &commands, byte verb, byte noun); + void doAllCommands(const Commands &commands, byte verb, byte noun); + Display *_display; // Message strings in data file @@ -193,6 +215,7 @@ private: virtual void initState() = 0; virtual void restartGame() = 0; virtual void drawPic(byte pic, Common::Point pos = Common::Point()) const = 0; + virtual void showRoom() const = 0; // Engine Common::Error run(); @@ -211,29 +234,6 @@ private: Common::String getWord(const Common::String &line, uint &index) const; void getInput(uint &verb, uint &noun); - // Graphics - void showRoom() const; - void clearScreen() const; - void drawItems() const; - void drawNextPixel(Common::Point &p, byte color, byte bits, byte quadrant) const; - void drawLineArt(const Common::Array &lineArt, const Common::Point &pos, byte rotation = 0, byte scaling = 1, byte color = 0x7f) const; - - // Game state functions - const Room &getRoom(uint i) const; - Room &getRoom(uint i); - const Room &getCurRoom() const; - Room &getCurRoom(); - const Item &getItem(uint i) const; - Item &getItem(uint i); - byte getVar(uint i) const; - void setVar(uint i, byte value); - void takeItem(byte noun); - void dropItem(byte noun); - bool matchCommand(const Command &command, byte verb, byte noun, uint *actions = nullptr) const; - void doActions(const Command &command, byte noun, byte offset); - bool doOneCommand(const Commands &commands, byte verb, byte noun); - void doAllCommands(const Commands &commands, byte verb, byte noun); - const AdlGameDescription *_gameDescription; bool _isRestarting, _isRestoring; byte _saveVerb, _saveNoun, _restoreVerb, _restoreNoun; diff --git a/engines/adl/hires1.cpp b/engines/adl/hires1.cpp index 6e1e31df9f..c77504497e 100644 --- a/engines/adl/hires1.cpp +++ b/engines/adl/hires1.cpp @@ -239,11 +239,12 @@ void HiRes1Engine::initState() { // Load room data from executable _state.rooms.clear(); + _roomDesc.clear(); f.seek(IDI_HR1_OFS_ROOMS); for (uint i = 0; i < IDI_HR1_NUM_ROOMS; ++i) { Room room; f.readByte(); - room.description = f.readByte(); + _roomDesc.push_back(f.readByte()); for (uint j = 0; j < 6; ++j) room.connections[j] = f.readByte(); room.picture = f.readByte(); @@ -313,6 +314,16 @@ void HiRes1Engine::printMessage(uint idx, bool wait) const { AdlEngine::printMessage(idx, wait); } +void HiRes1Engine::showRoom() const { + if (!_state.isDark) { + drawPic(getCurRoom().curPicture); + drawItems(); + } + + _display->updateHiResScreen(); + printMessage(_roomDesc[_state.room - 1], false); +} + void HiRes1Engine::drawLine(const Common::Point &p1, const Common::Point &p2, byte color) const { // This draws a four-connected line diff --git a/engines/adl/hires1.h b/engines/adl/hires1.h index 25f4744d26..422118d876 100644 --- a/engines/adl/hires1.h +++ b/engines/adl/hires1.h @@ -97,8 +97,9 @@ private: void loadData(); void initState(); void restartGame(); - void drawPic(byte pic, Common::Point pos) const; + void drawPic(byte pic, Common::Point pos = Common::Point()) const; void printMessage(uint idx, bool wait = true) const; + void showRoom() const; void drawLine(const Common::Point &p1, const Common::Point &p2, byte color) const; void drawPic(Common::ReadStream &stream, const Common::Point &pos) const; @@ -106,6 +107,8 @@ private: struct { Common::String pressReturn; } _gameStrings; + + Common::Array _roomDesc; }; } // End of namespace Adl diff --git a/engines/adl/hires2.cpp b/engines/adl/hires2.cpp index 1831266aec..44abc22bca 100644 --- a/engines/adl/hires2.cpp +++ b/engines/adl/hires2.cpp @@ -73,6 +73,9 @@ void HiRes2Engine::restartGame() { void HiRes2Engine::drawPic(byte pic, Common::Point pos) const { } +void HiRes2Engine::showRoom() const { +} + Engine *HiRes2Engine_create(OSystem *syst, const AdlGameDescription *gd) { return new HiRes2Engine(syst, gd); } diff --git a/engines/adl/hires2.h b/engines/adl/hires2.h index 60c6ca12d8..e37af5a4b2 100644 --- a/engines/adl/hires2.h +++ b/engines/adl/hires2.h @@ -56,6 +56,7 @@ private: void initState(); void restartGame(); void drawPic(byte pic, Common::Point pos) const; + void showRoom() const; }; } // End of namespace Adl -- cgit v1.2.3