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author | Paul Gilbert | 2014-08-02 10:07:54 -0400 |
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committer | Paul Gilbert | 2014-08-02 10:07:54 -0400 |
commit | a94bf197ef512eb7bf4dcb96ffcd459959c0d57c (patch) | |
tree | 8a30ebdf75902664c6bbd8810cfae483230dcdd0 | |
parent | 857f94423fcf4464df44e5b46241f68e33f800a3 (diff) | |
download | scummvm-rg350-a94bf197ef512eb7bf4dcb96ffcd459959c0d57c.tar.gz scummvm-rg350-a94bf197ef512eb7bf4dcb96ffcd459959c0d57c.tar.bz2 scummvm-rg350-a94bf197ef512eb7bf4dcb96ffcd459959c0d57c.zip |
ACCESS: Implement fading routines
-rw-r--r-- | engines/access/access.cpp | 8 | ||||
-rw-r--r-- | engines/access/access.h | 7 | ||||
-rw-r--r-- | engines/access/amazon/amazon_game.cpp | 7 | ||||
-rw-r--r-- | engines/access/amazon/amazon_game.h | 2 | ||||
-rw-r--r-- | engines/access/graphics.cpp | 4 | ||||
-rw-r--r-- | engines/access/graphics.h | 1 | ||||
-rw-r--r-- | engines/access/module.mk | 1 | ||||
-rw-r--r-- | engines/access/screen.cpp | 100 | ||||
-rw-r--r-- | engines/access/screen.h | 72 |
9 files changed, 195 insertions, 7 deletions
diff --git a/engines/access/access.cpp b/engines/access/access.cpp index 8aabac2b0b..3acd4c530a 100644 --- a/engines/access/access.cpp +++ b/engines/access/access.cpp @@ -34,12 +34,14 @@ AccessEngine::AccessEngine(OSystem *syst, const AccessGameDescription *gameDesc) _debugger = nullptr; _events = nullptr; _graphics = nullptr; + _screen = nullptr; } AccessEngine::~AccessEngine() { delete _debugger; delete _events; delete _graphics; + delete _screen; } void AccessEngine::initialize() { @@ -51,16 +53,18 @@ void AccessEngine::initialize() { _debugger = new Debugger(this); _events = new EventsManager(this); _graphics = new GraphicsManager(this); + _screen = new Screen(this); } Common::Error AccessEngine::run() { initialize(); setVGA(); - _graphics->setPalettte(); - _graphics->setPanel(0); + _screen->setInitialPalettte(); _events->setCursor(CURSOR_0); _events->showCursor(); + _graphics->setPanel(0); + doTitle(); dummyLoop(); return Common::kNoError; diff --git a/engines/access/access.h b/engines/access/access.h index 16487ea64f..4676d73d1d 100644 --- a/engines/access/access.h +++ b/engines/access/access.h @@ -33,6 +33,7 @@ #include "access/debugger.h" #include "access/events.h" #include "access/graphics.h" +#include "access/screen.h" /** * This is the namespace of the Access engine. @@ -77,10 +78,16 @@ protected: // Engine APIs virtual Common::Error run(); virtual bool hasFeature(EngineFeature f) const; +protected: + /** + * Show game title + */ + virtual void doTitle() = 0; public: Debugger *_debugger; EventsManager *_events; GraphicsManager *_graphics; + Screen *_screen; public: AccessEngine(OSystem *syst, const AccessGameDescription *gameDesc); virtual ~AccessEngine(); diff --git a/engines/access/amazon/amazon_game.cpp b/engines/access/amazon/amazon_game.cpp index 2b4196a406..37441411d6 100644 --- a/engines/access/amazon/amazon_game.cpp +++ b/engines/access/amazon/amazon_game.cpp @@ -30,6 +30,13 @@ AmazonEngine::AmazonEngine(OSystem *syst, const AccessGameDescription *gameDesc) AccessEngine(syst, gameDesc) { } +void AmazonEngine::doTitle() { + _screen->setDisplayScan(); + _screen->forceFadeOut(); + _events->hideCursor(); + +} + } // End of namespace Amazon } // End of namespace Access diff --git a/engines/access/amazon/amazon_game.h b/engines/access/amazon/amazon_game.h index 1bccd1cedc..30ec2c6519 100644 --- a/engines/access/amazon/amazon_game.h +++ b/engines/access/amazon/amazon_game.h @@ -30,6 +30,8 @@ namespace Access { namespace Amazon { class AmazonEngine : public AccessEngine { +protected: + virtual void doTitle(); public: AmazonEngine(OSystem *syst, const AccessGameDescription *gameDesc); diff --git a/engines/access/graphics.cpp b/engines/access/graphics.cpp index 8f0e22f2b1..c1187f2eb3 100644 --- a/engines/access/graphics.cpp +++ b/engines/access/graphics.cpp @@ -39,8 +39,4 @@ void GraphicsManager::setPanel(int num) { _msVirtualOffset = _virtualOffsetsTable[num]; } -void GraphicsManager::setPalettte() { - g_system->getPaletteManager()->setPalette(INITIAL_PALETTE, 0, 18); -} - } // End of namespace Access diff --git a/engines/access/graphics.h b/engines/access/graphics.h index c7d2acd54e..df626176fa 100644 --- a/engines/access/graphics.h +++ b/engines/access/graphics.h @@ -43,7 +43,6 @@ public: GraphicsManager(AccessEngine *vm); void setPanel(int num); - void setPalettte(); }; } // End of namespace Access diff --git a/engines/access/module.mk b/engines/access/module.mk index d8867bc593..a4fb8646ba 100644 --- a/engines/access/module.mk +++ b/engines/access/module.mk @@ -7,6 +7,7 @@ MODULE_OBJS := \ events.o \ graphics.o \ resources.o \ + screen.o \ amazon\amazon_game.o # This module can be built as a plugin diff --git a/engines/access/screen.cpp b/engines/access/screen.cpp new file mode 100644 index 0000000000..3f8dc4ecda --- /dev/null +++ b/engines/access/screen.cpp @@ -0,0 +1,100 @@ +/* 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 "common/algorithm.h" +#include "common/textconsole.h" +#include "common/system.h" +#include "graphics/palette.h" +#include "access/screen.h" +#include "access/resources.h" + +namespace Access { + +Screen::Screen(AccessEngine *vm) : _vm(vm) { + create(320, 200, Graphics::PixelFormat::createFormatCLUT8()); + Common::fill(&_tempPalette[0], &_tempPalette[PALETTE_SIZE], 0); +} + +void Screen::setDisplayScan() { + warning("TODO: setDisplayScan"); +} + +void Screen::updateScreen() { + g_system->updateScreen(); +} + +void Screen::setInitialPalettte() { + Common::copy(&INITIAL_PALETTE[0], &INITIAL_PALETTE[18 * 3], _rawPalette); + Common::fill(&_rawPalette[18 * 3], &_rawPalette[PALETTE_SIZE], 0); + + g_system->getPaletteManager()->setPalette(INITIAL_PALETTE, 0, 18); +} + +void Screen::updatePalette() { + g_system->getPaletteManager()->setPalette(&_tempPalette[0], 0, PALETTE_COUNT); + updateScreen(); +} + +void Screen::forceFadeOut() { + const int FADE_AMOUNT = 2; + bool repeatFlag; + byte *srcP; + int count; + + do { + repeatFlag = false; + for (srcP = &_tempPalette[0], count = 0; count < PALETTE_COUNT; ++count, ++srcP) { + int v = *srcP; + if (v) { + repeatFlag = true; + *srcP = MAX(*srcP - FADE_AMOUNT, 0); + } + } + + updatePalette(); + g_system->delayMillis(10); + } while (repeatFlag); +} + +void Screen::forceFadeIn() { + Common::fill(&_tempPalette[0], &_tempPalette[PALETTE_SIZE], 0); + + const int FADE_AMOUNT = 2; + bool repeatFlag; + do { + repeatFlag = false; + const byte *srcP = &_rawPalette[0]; + byte *destP = &_tempPalette[0]; + + for (int idx = 0; idx < PALETTE_SIZE; ++idx, ++srcP, ++destP) { + if (*destP != *srcP) { + repeatFlag = true; + *destP = MAX((int)*destP + FADE_AMOUNT, (int)*srcP); + } + } + + updatePalette(); + g_system->delayMillis(10); + } while (repeatFlag); +} + +} // End of namespace Access diff --git a/engines/access/screen.h b/engines/access/screen.h new file mode 100644 index 0000000000..f8e0dab1b1 --- /dev/null +++ b/engines/access/screen.h @@ -0,0 +1,72 @@ +/* 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. + * + */ + +#ifndef ACCESS_SCREEN_H +#define ACCESS_SCREEN_H + +#include "common/scummsys.h" +#include "common/rect.h" +#include "graphics/surface.h" + +namespace Access { + +class AccessEngine; + +#define PALETTE_COUNT 256 +#define PALETTE_SIZE (256 * 3) + +class Screen: public Graphics::Surface { +private: + AccessEngine *_vm; + byte _tempPalette[PALETTE_SIZE]; + byte _rawPalette[PALETTE_SIZE]; + + void updatePalette(); +public: + Screen(AccessEngine *vm); + + void setDisplayScan(); + + /** + * Update the underlying screen + */ + void updateScreen(); + + /** + * Fade out screen + */ + void forceFadeOut(); + + /** + * Fade in screen + */ + void forceFadeIn(); + + /** + * Set the initial palette + */ + void setInitialPalettte(); +}; + +} // End of namespace Access + +#endif /* ACCESS_SCREEN_H */ |