mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-24 18:56:33 +00:00
1830 lines
46 KiB
C++
1830 lines
46 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "hopkins/graphics.h"
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#include "hopkins/files.h"
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#include "hopkins/globals.h"
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#include "hopkins/hopkins.h"
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#include "common/system.h"
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#include "graphics/palette.h"
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#include "graphics/decoders/pcx.h"
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#include "common/file.h"
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#include "common/rect.h"
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#include "engines/util.h"
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namespace Hopkins {
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GraphicsManager::GraphicsManager() {
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_lockCounter = 0;
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_initGraphicsFl = false;
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_screenWidth = _screenHeight = 0;
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WinScan = 0;
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PAL_PIXELS = NULL;
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_lineNbr = 0;
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_videoPtr = NULL;
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_scrollOffset = 0;
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_scrollPosX = 0;
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_largeScreenFl = false;
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_oldScrollPosX = 0;
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NBBLOC = 0;
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_lineNbr2 = 0;
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Agr_x = Agr_y = 0;
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Agr_Flag_x = Agr_Flag_y = false;
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_fadeDefaultSpeed = 15;
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FADE_LINUX = 0;
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_skipVideoLockFl = false;
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_scrollStatus = 0;
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_minX = 0;
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_minY = 20;
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_maxX = SCREEN_WIDTH * 2;
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_maxY = SCREEN_HEIGHT - 20;
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_posXClipped = _posYClipped = 0;
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clip_x1 = clip_y1 = 0;
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_clipFl = false;
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Red_x = Red_y = 0;
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Red = 0;
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_width = 0;
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_specialWidth = 0;
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Common::fill(&SD_PIXELS[0], &SD_PIXELS[PALETTE_SIZE * 2], 0);
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Common::fill(&_colorTable[0], &_colorTable[PALETTE_EXT_BLOCK_SIZE], 0);
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Common::fill(&_palette[0], &_palette[PALETTE_EXT_BLOCK_SIZE], 0);
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Common::fill(&_oldPalette[0], &_oldPalette[PALETTE_EXT_BLOCK_SIZE], 0);
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for (int i = 0; i < 250; ++i)
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Common::fill((byte *)&BLOC[i], (byte *)&BLOC[i] + sizeof(BlocItem), 0);
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}
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GraphicsManager::~GraphicsManager() {
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_vm->_globals.freeMemory(_vesaScreen);
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_vm->_globals.freeMemory(_vesaBuffer);
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}
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void GraphicsManager::setParent(HopkinsEngine *vm) {
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_vm = vm;
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if (_vm->getIsDemo()) {
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if (_vm->getPlatform() == Common::kPlatformLinux)
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// CHECKME: Should be false?
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MANU_SCROLL = true;
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else
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MANU_SCROLL = false;
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_scrollSpeed = 16;
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} else {
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MANU_SCROLL = false;
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_scrollSpeed = 32;
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}
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}
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void GraphicsManager::setGraphicalMode(int width, int height) {
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if (!_initGraphicsFl) {
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Graphics::PixelFormat pixelFormat16(2, 5, 6, 5, 0, 11, 5, 0, 0);
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initGraphics(width, height, true, &pixelFormat16);
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// Init surfaces
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_vesaScreen = _vm->_globals.allocMemory(SCREEN_WIDTH * 2 * SCREEN_HEIGHT);
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_vesaBuffer = _vm->_globals.allocMemory(SCREEN_WIDTH * 2 * SCREEN_HEIGHT);
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_videoPtr = NULL;
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_screenWidth = width;
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_screenHeight = height;
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// Clear the screen pitch. This will be set on the first lockScreen call
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WinScan = 0;
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PAL_PIXELS = SD_PIXELS;
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_lineNbr = width;
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_initGraphicsFl = true;
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} else {
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error("setGraphicalMode called multiple times");
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}
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}
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/**
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* (try to) Lock Screen
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*/
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void GraphicsManager::lockScreen() {
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if (_skipVideoLockFl)
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return;
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if (_lockCounter++ == 0) {
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_videoPtr = g_system->lockScreen();
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if (WinScan == 0)
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WinScan = _videoPtr->pitch;
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}
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}
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/**
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* (try to) Unlock Screen
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*/
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void GraphicsManager::unlockScreen() {
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assert(_videoPtr);
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if (--_lockCounter == 0) {
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g_system->unlockScreen();
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_videoPtr = NULL;
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}
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}
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/**
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* Clear Screen
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*/
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void GraphicsManager::clearScreen() {
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assert(_videoPtr);
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_videoPtr->fillRect(Common::Rect(0, 0, _screenWidth, _screenHeight), 0);
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}
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/**
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* Load Image
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*/
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void GraphicsManager::loadImage(const Common::String &file) {
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Common::String filename = Common::String::format("%s.PCX", file.c_str());
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loadScreen(filename);
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initColorTable(165, 170, _palette);
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}
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/**
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* Load VGA Image
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*/
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void GraphicsManager::loadVgaImage(const Common::String &file) {
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setScreenWidth(SCREEN_WIDTH);
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lockScreen();
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clearScreen();
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unlockScreen();
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loadPCX320(_vesaScreen, file, _palette);
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memcpy(_vesaBuffer, _vesaScreen, 64000);
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setScreenWidth(320);
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_maxX = 320;
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lockScreen();
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copy16bFromSurfaceScaleX2(_vesaBuffer);
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unlockScreen();
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fadeInBreakout();
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}
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/**
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* Load Screen
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*/
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void GraphicsManager::loadScreen(const Common::String &file) {
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Common::File f;
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bool flag = true;
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if (_vm->_fileManager.searchCat(file, 6) == g_PTRNUL) {
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if (!f.open(file))
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error("loadScreen - %s", file.c_str());
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f.seek(0, SEEK_END);
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f.close();
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flag = false;
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}
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scrollScreen(0);
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loadPCX640(_vesaScreen, file, _palette, flag);
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_scrollPosX = 0;
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_oldScrollPosX = 0;
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clearPalette();
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if (!_largeScreenFl) {
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setScreenWidth(SCREEN_WIDTH);
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_maxX = SCREEN_WIDTH;
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lockScreen();
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clearScreen();
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m_scroll16(_vesaScreen, 0, 0, SCREEN_WIDTH, SCREEN_HEIGHT, 0, 0);
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unlockScreen();
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} else {
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setScreenWidth(SCREEN_WIDTH * 2);
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_maxX = SCREEN_WIDTH * 2;
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lockScreen();
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clearScreen();
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unlockScreen();
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if (MANU_SCROLL) {
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lockScreen();
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m_scroll16(_vesaScreen, 0, 0, SCREEN_WIDTH, SCREEN_HEIGHT, 0, 0);
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unlockScreen();
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}
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}
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memcpy(_vesaBuffer, _vesaScreen, SCREEN_WIDTH * 2 * SCREEN_HEIGHT);
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}
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void GraphicsManager::initColorTable(int minIndex, int maxIndex, byte *palette) {
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for (int idx = 0; idx < 256; ++idx)
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_colorTable[idx] = idx;
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Trans_bloc(_colorTable, palette, 256, minIndex, maxIndex);
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for (int idx = 0; idx < 256; ++idx) {
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byte v = _colorTable[idx];
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if (v > 27)
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_colorTable[idx] = 0;
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if (!v)
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_colorTable[idx] = 0;
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}
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_colorTable[0] = 1;
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}
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/**
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* Scroll Screen
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*/
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void GraphicsManager::scrollScreen(int amount) {
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int result = CLIP(amount, 0, SCREEN_WIDTH);
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_vm->_eventsManager._startPos.x = result;
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_scrollOffset = result;
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_scrollPosX = result;
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}
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void GraphicsManager::Trans_bloc(byte *destP, const byte *srcP, int count, int minThreshold, int maxThreshold) {
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byte *destPosP = destP;
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for (int idx = 0; idx < count; ++idx) {
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int palIndex = *destPosP;
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int srcOffset = 3 * palIndex;
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int col1 = srcP[srcOffset] + srcP[srcOffset + 1] + srcP[srcOffset + 2];
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for (int idx2 = 0; idx2 < 38; ++idx2) {
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srcOffset = 3 * idx2;
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int col2 = srcP[srcOffset] + srcP[srcOffset + 1] + srcP[srcOffset + 2];
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col2 += minThreshold;
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if (col2 < col1)
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continue;
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col2 -= maxThreshold;
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if (col2 > col1)
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continue;
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*destPosP = (idx2 == 0) ? 1 : idx2;
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break;
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}
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destPosP++;
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}
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}
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void GraphicsManager::Trans_bloc2(byte *surface, byte *col, int size) {
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byte dataVal;
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byte *dataP = surface;
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for (int count = size - 1; count; count--){
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dataVal = *dataP;
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*dataP = col[dataVal];
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dataP++;
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}
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}
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void GraphicsManager::loadPCX640(byte *surface, const Common::String &file, byte *palette, bool typeFlag) {
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Common::File f;
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Graphics::PCXDecoder pcxDecoder;
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// Clear the passed surface
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memset(surface, 0, SCREEN_WIDTH * 2 * SCREEN_HEIGHT);
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if (typeFlag) {
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// Load PCX from within the PIC resource
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if (!f.open("PIC.RES"))
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error("Error opening PIC.RES.");
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f.seek(_vm->_globals._catalogPos);
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} else {
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// Load stand alone PCX file
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if (!f.open(file))
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error("Error opening PCX %s.", file.c_str());
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}
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// Decode the PCX
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if (!pcxDecoder.loadStream(f))
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error("Error decoding PCX %s", file.c_str());
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const Graphics::Surface *s = pcxDecoder.getSurface();
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// Copy out the dimensions and pixels of the decoded surface
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_largeScreenFl = s->w > SCREEN_WIDTH;
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Common::copy((byte *)s->pixels, (byte *)s->pixels + (s->pitch * s->h), surface);
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// Copy out the palette
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const byte *palSrc = pcxDecoder.getPalette();
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Common::copy((const byte *)palSrc, (const byte *)palSrc + PALETTE_BLOCK_SIZE, palette);
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f.close();
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}
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void GraphicsManager::loadPCX320(byte *surface, const Common::String &file, byte *palette) {
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Common::File f;
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if (!f.open(file))
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error("File not found - %s", file.c_str());
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size_t filesize = f.size();
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f.read(surface, 128);
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int imageSize = filesize - 896;
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byte *ptr = _vm->_globals.allocMemory(65024);
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size_t curBufSize;
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int imageNumb;
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int imageDataSize;
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if (imageSize >= 64000) {
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imageNumb = imageSize / 64000 + 1;
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imageDataSize = abs(64000 * (imageSize / 64000) - imageSize);
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f.read(ptr, 64000);
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curBufSize = 64000;
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} else {
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imageNumb = 1;
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imageDataSize = imageSize;
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f.read(ptr, imageSize);
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curBufSize = imageSize;
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}
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imageNumb--;
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size_t curByteIdx = 0;
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for (int i = 0; i < 64000; i++) {
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if (curByteIdx == curBufSize) {
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curByteIdx = 0;
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--imageNumb;
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curBufSize = 64000;
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if (!imageNumb)
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curBufSize = imageDataSize;
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f.read(ptr, curBufSize);
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}
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byte curByte = ptr[curByteIdx++];
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if (curByte > 192) {
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int repeatCount = curByte - 192;
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if (curByteIdx == curBufSize) {
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curByteIdx = 0;
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--imageNumb;
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curBufSize = 64000;
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if (imageNumb == 1)
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curBufSize = imageDataSize;
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f.read(ptr, curBufSize);
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}
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curByte = ptr[curByteIdx++];
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for (; repeatCount; repeatCount--)
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surface[i++] = curByte;
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--i;
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} else {
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surface[i] = curByte;
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}
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}
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f.seek(filesize - 768);
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f.read(palette, 768);
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f.close();
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_vm->_globals.freeMemory(ptr);
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}
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// Clear Palette
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// CHECKME: Some versions of the game don't include it, some contains nothing more than
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// than a loop doing nothing, some others just map the last value. While debugging, it
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// seems that this function is called once the palette is already cleared, so it would be useless
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// This code could most likely be removed.
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void GraphicsManager::clearPalette() {
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uint16 col0 = mapRGB(0, 0, 0);
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for (int i = 0; i < 512; i += 2)
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WRITE_LE_UINT16(&SD_PIXELS[i], col0);
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}
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void GraphicsManager::setScreenWidth(int pitch) {
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_lineNbr = _lineNbr2 = pitch;
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}
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/**
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* Copies data from a 8-bit palette surface into the 16-bit screen
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*/
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void GraphicsManager::m_scroll16(const byte *surface, int xs, int ys, int width, int height, int destX, int destY) {
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lockScreen();
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assert(_videoPtr);
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const byte *srcP = xs + _lineNbr2 * ys + surface;
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byte *destP = (byte *)_videoPtr->pixels + destX * 2 + WinScan * destY;
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for (int yp = 0; yp < height; ++yp) {
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// Copy over the line, using the source pixels as lookups into the pixels palette
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const byte *lineSrcP = srcP;
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byte *lineDestP = destP;
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for (int xp = 0; xp < width; ++xp) {
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lineDestP[0] = PAL_PIXELS[lineSrcP[0] * 2];
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lineDestP[1] = PAL_PIXELS[(lineSrcP[0] * 2) + 1];
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lineDestP += 2;
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lineSrcP++;
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}
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// Move to the start of the next line
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srcP += _lineNbr2;
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destP += WinScan;
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}
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unlockScreen();
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}
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// TODO: See if PAL_PIXELS can be converted to a uint16 array
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void GraphicsManager::m_scroll16A(const byte *surface, int xs, int ys, int width, int height, int destX, int destY) {
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int xCtr;
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const byte *palette;
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int yCtr;
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const byte *srcCopyP;
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byte *destCopyP;
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assert(_videoPtr);
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const byte *srcP = xs + _lineNbr2 * ys + surface;
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byte *destP = (byte *)_videoPtr->pixels + destX + destX + WinScan * destY;
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int yNext = height;
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Agr_x = 0;
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Agr_y = 0;
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Agr_Flag_y = false;
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do {
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for (;;) {
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destCopyP = destP;
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srcCopyP = srcP;
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xCtr = width;
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yCtr = yNext;
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palette = PAL_PIXELS;
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Agr_x = 0;
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do {
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destP[0] = palette[2 * srcP[0]];
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destP[1] = palette[(2 * srcP[0]) + 1];
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destP += 2;
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if (Agr_x >= 100) {
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Agr_x -= 100;
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destP[0] = palette[2 * srcP[0]];
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destP[1] = palette[(2 * srcP[0]) + 1];
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destP += 2;
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}
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++srcP;
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--xCtr;
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} while (xCtr);
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yNext = yCtr;
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srcP = srcCopyP;
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destP = WinScan + destCopyP;
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if (Agr_Flag_y)
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break;
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if (Agr_y >= 0 && Agr_y < 100)
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break;
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Agr_y -= 100;
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Agr_Flag_y = true;
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}
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Agr_Flag_y = false;
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srcP = _lineNbr2 + srcCopyP;
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yNext = yCtr - 1;
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} while (yCtr != 1);
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}
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void GraphicsManager::Copy_Vga16(const byte *surface, int xp, int yp, int width, int height, int destX, int destY) {
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int xCtr;
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const byte *palette;
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int savedXCount;
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byte *loopDestP;
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const byte *loopSrcP;
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int yCtr;
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assert(_videoPtr);
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const byte *srcP = surface + xp + 320 * yp;
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byte *destP = (byte *)_videoPtr->pixels + 30 * WinScan + destX + destX + destX + destX + WinScan * 2 * destY;
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int yCount = height;
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int xCount = width;
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do {
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yCtr = yCount;
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xCtr = xCount;
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loopSrcP = srcP;
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loopDestP = destP;
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savedXCount = xCount;
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palette = PAL_PIXELS;
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do {
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destP[0] = destP[2] = destP[WinScan] = destP[WinScan + 2] = palette[2 * srcP[0]];
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destP[1] = destP[3] = destP[WinScan + 1] = destP[WinScan + 3] = palette[(2 * srcP[0]) + 1];
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++srcP;
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destP += 4;
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--xCtr;
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} while (xCtr);
|
|
|
|
xCount = savedXCount;
|
|
destP = loopDestP + WinScan * 2;
|
|
srcP = loopSrcP + 320;
|
|
yCount = yCtr - 1;
|
|
} while (yCtr != 1);
|
|
}
|
|
|
|
/**
|
|
* Fade in. the step number is determine by parameter.
|
|
*/
|
|
void GraphicsManager::fadeIn(const byte *palette, int step, const byte *surface) {
|
|
byte palData2[PALETTE_BLOCK_SIZE];
|
|
int fadeStep;
|
|
if (step > 1)
|
|
fadeStep = step;
|
|
else
|
|
fadeStep = 2;
|
|
// Initialize temporary palette
|
|
Common::fill(&palData2[0], &palData2[PALETTE_BLOCK_SIZE], 0);
|
|
|
|
// Set current palette to black
|
|
setPaletteVGA256(palData2);
|
|
|
|
// Loop through fading in the palette
|
|
for (int fadeIndex = 0; fadeIndex < fadeStep; ++fadeIndex) {
|
|
for (int palOffset = 0; palOffset < PALETTE_BLOCK_SIZE; palOffset += 3) {
|
|
palData2[palOffset + 0] = fadeIndex * palette[palOffset + 0] / (fadeStep - 1);
|
|
palData2[palOffset + 1] = fadeIndex * palette[palOffset + 1] / (fadeStep - 1);
|
|
palData2[palOffset + 2] = fadeIndex * palette[palOffset + 2] / (fadeStep - 1);
|
|
}
|
|
|
|
// Set the transition palette and refresh the screen
|
|
setPaletteVGA256(palData2);
|
|
m_scroll16(surface, _vm->_eventsManager._startPos.x, 0, SCREEN_WIDTH, SCREEN_HEIGHT, 0, 0);
|
|
updateScreen();
|
|
|
|
// Added a delay in order to see the fading
|
|
_vm->_eventsManager.delay(20);
|
|
}
|
|
|
|
// Set the final palette
|
|
setPaletteVGA256(palette);
|
|
|
|
// Refresh the screen
|
|
m_scroll16(surface, _vm->_eventsManager._startPos.x, 0, SCREEN_WIDTH, SCREEN_HEIGHT, 0, 0);
|
|
updateScreen();
|
|
}
|
|
|
|
/**
|
|
* Fade out. the step number is determine by parameter.
|
|
*/
|
|
void GraphicsManager::fadeOut(const byte *palette, int step, const byte *surface) {
|
|
byte palData[PALETTE_BLOCK_SIZE];
|
|
if ((step > 1) && (palette) && (!_vm->_eventsManager._escKeyFl)) {
|
|
int fadeStep = step;
|
|
for (int fadeIndex = 0; fadeIndex < fadeStep; fadeIndex++) {
|
|
for (int palOffset = 0; palOffset < PALETTE_BLOCK_SIZE; palOffset += 3) {
|
|
palData[palOffset + 0] = (fadeStep - fadeIndex - 1) * palette[palOffset + 0] / (fadeStep - 1);
|
|
palData[palOffset + 1] = (fadeStep - fadeIndex - 1) * palette[palOffset + 1] / (fadeStep - 1);
|
|
palData[palOffset + 2] = (fadeStep - fadeIndex - 1) * palette[palOffset + 2] / (fadeStep - 1);
|
|
}
|
|
|
|
setPaletteVGA256(palData);
|
|
m_scroll16(surface, _vm->_eventsManager._startPos.x, 0, SCREEN_WIDTH, SCREEN_HEIGHT, 0, 0);
|
|
updateScreen();
|
|
|
|
_vm->_eventsManager.delay(20);
|
|
}
|
|
}
|
|
|
|
// No initial palette, or end of fading
|
|
for (int i = 0; i < PALETTE_BLOCK_SIZE; i++)
|
|
palData[i] = 0;
|
|
|
|
setPaletteVGA256(palData);
|
|
m_scroll16(surface, _vm->_eventsManager._startPos.x, 0, SCREEN_WIDTH, SCREEN_HEIGHT, 0, 0);
|
|
return updateScreen();
|
|
}
|
|
|
|
/**
|
|
* Short fade in. The step number is 1, the default step number is also set to 1.
|
|
*/
|
|
void GraphicsManager::fadeInShort() {
|
|
_fadeDefaultSpeed = 1;
|
|
fadeIn(_palette, 1, (const byte *)_vesaBuffer);
|
|
}
|
|
|
|
/**
|
|
* Short fade out. The step number is 1, the default step number is also set to 1.
|
|
*/
|
|
void GraphicsManager::fadeOutShort() {
|
|
_fadeDefaultSpeed = 1;
|
|
fadeOut(_palette, 1, (const byte *)_vesaBuffer);
|
|
}
|
|
|
|
/**
|
|
* Long fade in. The step number is 20, the default step number is also set to 15.
|
|
*/
|
|
void GraphicsManager::fadeInLong() {
|
|
_fadeDefaultSpeed = 15;
|
|
fadeIn(_palette, 20, (const byte *)_vesaBuffer);
|
|
}
|
|
|
|
/**
|
|
* Long fade out. The step number is 20, the default step number is also set to 15.
|
|
*/
|
|
void GraphicsManager::fadeOutLong() {
|
|
_fadeDefaultSpeed = 15;
|
|
fadeOut(_palette, 20, (const byte *)_vesaBuffer);
|
|
}
|
|
|
|
/**
|
|
* Fade in. The step number used is the default step number.
|
|
*/
|
|
void GraphicsManager::fadeInDefaultLength(const byte *surface) {
|
|
assert(surface);
|
|
fadeIn(_palette, _fadeDefaultSpeed, surface);
|
|
}
|
|
|
|
/**
|
|
* Fade out. The step number used is the default step number.
|
|
*/
|
|
void GraphicsManager::fadeOutDefaultLength(const byte *surface) {
|
|
assert(surface);
|
|
fadeOut(_palette, _fadeDefaultSpeed, surface);
|
|
}
|
|
|
|
/**
|
|
* Fade in used by for the breakout mini-game
|
|
*/
|
|
void GraphicsManager::fadeInBreakout() {
|
|
setPaletteVGA256(_palette);
|
|
lockScreen();
|
|
copy16bFromSurfaceScaleX2(_vesaBuffer);
|
|
unlockScreen();
|
|
updateScreen();
|
|
}
|
|
|
|
/**
|
|
* Fade out used by for the breakout mini-game
|
|
*/
|
|
void GraphicsManager::fateOutBreakout() {
|
|
byte palette[PALETTE_EXT_BLOCK_SIZE];
|
|
|
|
memset(palette, 0, PALETTE_EXT_BLOCK_SIZE);
|
|
setPaletteVGA256(palette);
|
|
|
|
lockScreen();
|
|
copy16bFromSurfaceScaleX2(_vesaBuffer);
|
|
unlockScreen();
|
|
updateScreen();
|
|
}
|
|
|
|
void GraphicsManager::setPaletteVGA256(const byte *palette) {
|
|
changePalette(palette);
|
|
}
|
|
|
|
void GraphicsManager::setPaletteVGA256WithRefresh(const byte *palette, const byte *surface) {
|
|
changePalette(palette);
|
|
m_scroll16(surface, _vm->_eventsManager._startPos.x, 0, SCREEN_WIDTH, SCREEN_HEIGHT, 0, 0);
|
|
updateScreen();
|
|
}
|
|
|
|
void GraphicsManager::SETCOLOR3(int palIndex, int r, int g, int b) {
|
|
int palOffset = 3 * palIndex;
|
|
_palette[palOffset] = 255 * r / 100;
|
|
_palette[palOffset + 1] = 255 * g / 100;
|
|
_palette[palOffset + 2] = 255 * b / 100;
|
|
}
|
|
|
|
void GraphicsManager::SETCOLOR4(int palIndex, int r, int g, int b) {
|
|
int rv = 255 * r / 100;
|
|
int gv = 255 * g / 100;
|
|
int bv = 255 * b / 100;
|
|
|
|
int palOffset = 3 * palIndex;
|
|
_palette[palOffset] = rv;
|
|
_palette[palOffset + 1] = gv;
|
|
_palette[palOffset + 2] = bv;
|
|
|
|
WRITE_LE_UINT16(&SD_PIXELS[2 * palIndex], mapRGB(rv, gv, bv));
|
|
}
|
|
|
|
void GraphicsManager::changePalette(const byte *palette) {
|
|
const byte *srcP = &palette[0];
|
|
for (int idx = 0; idx < PALETTE_SIZE; ++idx, srcP += 3) {
|
|
WRITE_LE_UINT16(&SD_PIXELS[2 * idx], mapRGB(srcP[0], srcP[1], srcP[2]));
|
|
}
|
|
}
|
|
|
|
uint16 GraphicsManager::mapRGB(byte r, byte g, byte b) {
|
|
Graphics::PixelFormat format = g_system->getScreenFormat();
|
|
|
|
return (r >> format.rLoss) << format.rShift
|
|
| (g >> format.gLoss) << format.gShift
|
|
| (b >> format.bLoss) << format.bShift;
|
|
}
|
|
|
|
void GraphicsManager::updateScreen() {
|
|
// TODO: Is this okay here?
|
|
g_system->updateScreen();
|
|
}
|
|
|
|
void GraphicsManager::copyWinscanVbe3(const byte *srcData, byte *destSurface) {
|
|
byte srcByte;
|
|
byte destLen1;
|
|
byte *destSlice1P;
|
|
byte destLen2;
|
|
byte *destSlice2P;
|
|
|
|
int rleValue = 0;
|
|
int destOffset = 0;
|
|
const byte *srcP = srcData;
|
|
for (;;) {
|
|
srcByte = srcP[0];
|
|
if (srcByte == kByteStop)
|
|
return;
|
|
if (srcByte == 211) {
|
|
destLen1 = srcP[1];
|
|
rleValue = srcP[2];
|
|
destSlice1P = destOffset + destSurface;
|
|
destOffset += destLen1;
|
|
memset(destSlice1P, rleValue, destLen1);
|
|
srcP += 3;
|
|
} else if (srcByte < 222) {
|
|
if (srcByte > 211) {
|
|
destLen2 = (byte)(srcP[0] + 45);
|
|
rleValue = srcP[1];
|
|
destSlice2P = destOffset + destSurface;
|
|
destOffset += destLen2;
|
|
memset(destSlice2P, rleValue, destLen2);
|
|
srcP += 2;
|
|
} else {
|
|
destSurface[destOffset] = srcByte;
|
|
++srcP;
|
|
++destOffset;
|
|
}
|
|
} else if (srcByte < kSetOffset) {
|
|
destOffset += (byte)(srcP[0] + 35);
|
|
srcP++;
|
|
} else if (srcByte == k8bVal) {
|
|
destOffset += srcP[1];
|
|
srcP += 2;
|
|
} else if (srcByte == k16bVal) {
|
|
destOffset += READ_LE_UINT16(srcP + 1);
|
|
srcP += 3;
|
|
} else {
|
|
destOffset += READ_LE_UINT32(srcP + 1);
|
|
srcP += 5;
|
|
}
|
|
}
|
|
}
|
|
|
|
void GraphicsManager::copyVideoVbe16(const byte *srcData) {
|
|
const byte *srcP = srcData;
|
|
int destOffset = 0;
|
|
assert(_videoPtr);
|
|
|
|
for (;;) {
|
|
byte srcByte = srcP[0];
|
|
if (srcByte >= 222) {
|
|
if (srcByte == kByteStop)
|
|
return;
|
|
if (srcByte < kSetOffset) {
|
|
destOffset += srcByte - 221;
|
|
srcByte = *++srcP;
|
|
} else if (srcByte == k8bVal) {
|
|
destOffset += srcP[1];
|
|
srcByte = srcP[2];
|
|
srcP += 2;
|
|
} else if (srcByte == k16bVal) {
|
|
destOffset += READ_LE_UINT16(srcP + 1);
|
|
srcByte = srcP[3];
|
|
srcP += 3;
|
|
} else {
|
|
destOffset += READ_LE_UINT32(srcP + 1);
|
|
srcByte = srcP[5];
|
|
srcP += 5;
|
|
}
|
|
}
|
|
|
|
if (destOffset > SCREEN_WIDTH * SCREEN_HEIGHT) {
|
|
warning("HACK: Stopping anim, out of bounds - 0x%x %d", srcByte, destOffset);
|
|
return;
|
|
}
|
|
|
|
if (srcByte > 210) {
|
|
if (srcByte == 211) {
|
|
int pixelCount = srcP[1];
|
|
int pixelIndex = srcP[2];
|
|
byte *destP = (byte *)_videoPtr->pixels + destOffset * 2;
|
|
destOffset += pixelCount;
|
|
|
|
while (pixelCount--) {
|
|
destP[0] = PAL_PIXELS[2 * pixelIndex];
|
|
destP[1] = PAL_PIXELS[(2 * pixelIndex) + 1];
|
|
destP += 2;
|
|
}
|
|
|
|
srcP += 3;
|
|
} else {
|
|
int pixelCount = srcByte - 211;
|
|
int pixelIndex = srcP[1];
|
|
byte *destP = (byte *)_videoPtr->pixels + destOffset * 2;
|
|
destOffset += pixelCount;
|
|
|
|
while (pixelCount--) {
|
|
destP[0] = PAL_PIXELS[2 * pixelIndex];
|
|
destP[1] = PAL_PIXELS[(2 * pixelIndex) + 1];
|
|
destP += 2;
|
|
}
|
|
|
|
srcP += 2;
|
|
}
|
|
} else {
|
|
byte *destP = (byte *)_videoPtr->pixels + destOffset * 2;
|
|
destP[0] = PAL_PIXELS[2 * srcByte];
|
|
destP[1] = PAL_PIXELS[(2 * srcByte) + 1];
|
|
++srcP;
|
|
++destOffset;
|
|
}
|
|
}
|
|
}
|
|
|
|
void GraphicsManager::copyVideoVbe16a(const byte *srcData) {
|
|
byte srcByte;
|
|
int destOffset = 0;
|
|
const byte *srcP = srcData;
|
|
|
|
for (;;) {
|
|
srcByte = srcP[0];
|
|
if (srcByte == kByteStop)
|
|
return;
|
|
if (srcP[0] > kByteStop) {
|
|
if (srcByte == k8bVal) {
|
|
destOffset += srcP[1];
|
|
srcByte = srcP[2];
|
|
srcP += 2;
|
|
} else if (srcByte == k16bVal) {
|
|
destOffset += READ_LE_UINT16(srcP + 1);
|
|
srcByte = srcP[3];
|
|
srcP += 3;
|
|
} else {
|
|
destOffset += READ_LE_UINT32(srcP + 1);
|
|
srcByte = srcP[5];
|
|
srcP += 5;
|
|
}
|
|
}
|
|
|
|
WRITE_LE_UINT16((byte *)_videoPtr->pixels + destOffset * 2, READ_LE_UINT16(PAL_PIXELS + 2 * srcByte));
|
|
++srcP;
|
|
++destOffset;
|
|
}
|
|
}
|
|
|
|
void GraphicsManager::copySurfaceRect(const byte *srcSurface, byte *destSurface, int xs, int ys, int width, int height) {
|
|
const byte *srcP;
|
|
byte *destP;
|
|
int rowCount;
|
|
int rowCount2;
|
|
|
|
// TODO: This code in the original is potentially dangerous, as it doesn't clip the area to within
|
|
// the screen, and so thus can read areas outside of the allocated surface buffer
|
|
srcP = xs + _lineNbr2 * ys + srcSurface;
|
|
destP = destSurface;
|
|
rowCount = height;
|
|
do {
|
|
rowCount2 = rowCount;
|
|
if (width & 1) {
|
|
memcpy(destP, srcP, width);
|
|
srcP += width;
|
|
destP += width;
|
|
} else if (width & 2) {
|
|
for (int i = width >> 1; i; --i) {
|
|
destP[0] = srcP[0];
|
|
destP[1] = srcP[1];
|
|
srcP += 2;
|
|
destP += 2;
|
|
}
|
|
} else {
|
|
memcpy(destP, srcP, 4 * (width >> 2));
|
|
srcP += 4 * (width >> 2);
|
|
destP += 4 * (width >> 2);
|
|
}
|
|
srcP = _lineNbr2 + srcP - width;
|
|
rowCount = rowCount2 - 1;
|
|
} while (rowCount2 != 1);
|
|
}
|
|
|
|
/**
|
|
* Draws a sprite onto the screen
|
|
* @param surface Destination surface
|
|
* @param spriteData The raw data for a sprite set
|
|
* @param xp X co-ordinate. For some reason, starts from 300 = first column
|
|
* @param yp Y co-ordinate. FOr some reason, starts from 300 = top row
|
|
* @param spriteIndex Index of the sprite to draw
|
|
*/
|
|
void GraphicsManager::Sprite_Vesa(byte *surface, const byte *spriteData, int xp, int yp, int spriteIndex) {
|
|
// Get a pointer to the start of the desired sprite
|
|
const byte *spriteP = spriteData + 3;
|
|
for (int i = spriteIndex; i; --i)
|
|
spriteP += READ_LE_UINT32(spriteP) + 16;
|
|
|
|
_posXClipped = 0;
|
|
_posYClipped = 0;
|
|
_clipFl = false;
|
|
|
|
spriteP += 4;
|
|
int width = READ_LE_UINT16(spriteP);
|
|
spriteP += 2;
|
|
int height = READ_LE_UINT16(spriteP);
|
|
|
|
// Clip X
|
|
clip_x1 = width;
|
|
if ((xp + width) <= _minX + 300)
|
|
return;
|
|
if (xp < _minX + 300) {
|
|
_posXClipped = _minX + 300 - xp;
|
|
_clipFl = true;
|
|
}
|
|
|
|
// Clip Y
|
|
clip_y1 = height;
|
|
if (yp <= 0)
|
|
return;
|
|
if (yp < _minY + 300) {
|
|
_posYClipped = _minY + 300 - yp;
|
|
_clipFl = true;
|
|
}
|
|
|
|
// Clip X1
|
|
if (xp >= _maxX + 300)
|
|
return;
|
|
if (xp + width > _maxX + 300) {
|
|
int xAmount = width + 10 - (xp + width - (_maxX + 300));
|
|
if (xAmount <= 10)
|
|
return;
|
|
|
|
clip_x1 = xAmount - 10;
|
|
_clipFl = true;
|
|
}
|
|
|
|
// Clip Y1
|
|
if (yp >= _maxY + 300)
|
|
return;
|
|
if (yp + height > _maxY + 300) {
|
|
int yAmount = height + 10 - (yp + height - (_maxY + 300));
|
|
if (yAmount <= 10)
|
|
return;
|
|
|
|
// clip_y1 is always positive thanks to the previous check
|
|
clip_y1 = yAmount - 10;
|
|
_clipFl = true;
|
|
}
|
|
|
|
// Sprite display
|
|
|
|
// Set up source
|
|
spriteP += 6;
|
|
int srcOffset = READ_LE_UINT16(spriteP);
|
|
spriteP += 4;
|
|
const byte *srcP = spriteP;
|
|
spriteP += srcOffset;
|
|
|
|
// Set up surface destination
|
|
byte *destP = surface + (yp - 300) * _lineNbr2 + (xp - 300);
|
|
|
|
// Handling for clipped versus non-clipped
|
|
if (_clipFl) {
|
|
// Clipped version
|
|
for (int yc = 0; yc < clip_y1; ++yc, destP += _lineNbr2) {
|
|
byte *tempDestP = destP;
|
|
byte byteVal;
|
|
int xc = 0;
|
|
|
|
while ((byteVal = *srcP) != 253) {
|
|
++srcP;
|
|
width = READ_LE_UINT16(srcP);
|
|
srcP += 2;
|
|
|
|
if (byteVal == 254) {
|
|
// Copy pixel range
|
|
for (int xv = 0; xv < width; ++xv, ++xc, ++spriteP, ++tempDestP) {
|
|
if (_posYClipped == 0 && xc >= _posXClipped && xc < clip_x1)
|
|
*tempDestP = *spriteP;
|
|
}
|
|
} else {
|
|
// Skip over bytes
|
|
tempDestP += width;
|
|
xc += width;
|
|
}
|
|
}
|
|
|
|
if (_posYClipped > 0)
|
|
--_posYClipped;
|
|
srcP += 3;
|
|
}
|
|
} else {
|
|
// Non-clipped
|
|
for (int yc = 0; yc < height; ++yc, destP += _lineNbr2) {
|
|
byte *tempDestP = destP;
|
|
byte byteVal;
|
|
|
|
while ((byteVal = *srcP) != 253) {
|
|
++srcP;
|
|
width = READ_LE_UINT16(srcP);
|
|
srcP += 2;
|
|
|
|
if (byteVal == 254) {
|
|
// Copy pixel range
|
|
Common::copy(spriteP, spriteP + width, tempDestP);
|
|
spriteP += width;
|
|
}
|
|
|
|
tempDestP += width;
|
|
}
|
|
|
|
// Skip over control byte and width
|
|
srcP += 3;
|
|
}
|
|
}
|
|
}
|
|
|
|
void GraphicsManager::endDisplayBob() {
|
|
for (int idx = 1; idx <= 20; ++idx) {
|
|
if (_vm->_globals._animBqe[idx]._enabledFl)
|
|
_vm->_objectsManager.hideBob(idx);
|
|
}
|
|
|
|
_vm->_eventsManager.VBL();
|
|
_vm->_eventsManager.VBL();
|
|
|
|
for (int idx = 1; idx <= 20; ++idx) {
|
|
if (_vm->_globals._animBqe[idx]._enabledFl)
|
|
_vm->_objectsManager.resetBob(idx);
|
|
}
|
|
|
|
for (int idx = 1; idx <= 29; ++idx) {
|
|
_vm->_globals._lockedAnims[idx]._enableFl = false;
|
|
}
|
|
|
|
for (int idx = 1; idx <= 20; ++idx) {
|
|
_vm->_globals._animBqe[idx]._enabledFl = false;
|
|
}
|
|
}
|
|
|
|
void GraphicsManager::displayAllBob() {
|
|
for (int idx = 1; idx <= 20; ++idx) {
|
|
if (_vm->_globals._animBqe[idx]._enabledFl)
|
|
_vm->_objectsManager.displayBob(idx);
|
|
}
|
|
}
|
|
|
|
void GraphicsManager::resetVesaSegment() {
|
|
for (int idx = 0; idx <= NBBLOC; idx++)
|
|
BLOC[idx]._activeFl = false;
|
|
|
|
NBBLOC = 0;
|
|
}
|
|
|
|
// Add VESA Segment
|
|
void GraphicsManager::addVesaSegment(int x1, int y1, int x2, int y2) {
|
|
int tempX = x1;
|
|
bool addFlag = true;
|
|
if (x2 > _maxX)
|
|
x2 = _maxX;
|
|
if (y2 > _maxY)
|
|
y2 = _maxY;
|
|
if (x1 < _minX)
|
|
tempX = _minX;
|
|
if (y1 < _minY)
|
|
y1 = _minY;
|
|
|
|
for (int blocIndex = 0; blocIndex <= NBBLOC; blocIndex++) {
|
|
BlocItem &bloc = BLOC[blocIndex];
|
|
if (bloc._activeFl && tempX >= bloc._x1 && x2 <= bloc._x2 && y1 >= bloc._y1 && y2 <= bloc._y2)
|
|
addFlag = false;
|
|
};
|
|
|
|
if (addFlag) {
|
|
assert(NBBLOC < 250);
|
|
BlocItem &bloc = BLOC[++NBBLOC];
|
|
|
|
bloc._activeFl = true;
|
|
bloc._x1 = tempX;
|
|
bloc._x2 = x2;
|
|
bloc._y1 = y1;
|
|
bloc._y2 = y2;
|
|
}
|
|
}
|
|
|
|
// Display VESA Segment
|
|
void GraphicsManager::displayVesaSegment() {
|
|
if (NBBLOC == 0)
|
|
return;
|
|
|
|
lockScreen();
|
|
|
|
for (int idx = 1; idx <= NBBLOC; ++idx) {
|
|
BlocItem &bloc = BLOC[idx];
|
|
Common::Rect &dstRect = dstrect[idx - 1];
|
|
if (!bloc._activeFl)
|
|
continue;
|
|
|
|
if (_vm->_eventsManager._breakoutFl) {
|
|
Copy_Vga16(_vesaBuffer, bloc._x1, bloc._y1, bloc._x2 - bloc._x1, bloc._y2 - bloc._y1, bloc._x1, bloc._y1);
|
|
dstRect.left = bloc._x1 * 2;
|
|
dstRect.top = bloc._y1 * 2 + 30;
|
|
dstRect.setWidth((bloc._x2 - bloc._x1) * 2);
|
|
dstRect.setHeight((bloc._y2 - bloc._y1) * 2);
|
|
} else if (bloc._x2 > _vm->_eventsManager._startPos.x && bloc._x1 < _vm->_eventsManager._startPos.x + SCREEN_WIDTH) {
|
|
if (bloc._x1 < _vm->_eventsManager._startPos.x)
|
|
bloc._x1 = _vm->_eventsManager._startPos.x;
|
|
if (bloc._x2 > _vm->_eventsManager._startPos.x + SCREEN_WIDTH)
|
|
bloc._x2 = _vm->_eventsManager._startPos.x + SCREEN_WIDTH;
|
|
|
|
// WORKAROUND: Original didn't lock the screen for access
|
|
lockScreen();
|
|
m_scroll16(_vesaBuffer, bloc._x1, bloc._y1, bloc._x2 - bloc._x1, bloc._y2 - bloc._y1, bloc._x1 - _vm->_eventsManager._startPos.x, bloc._y1);
|
|
|
|
dstRect.left = bloc._x1 - _vm->_eventsManager._startPos.x;
|
|
dstRect.top = bloc._y1;
|
|
dstRect.setWidth(bloc._x2 - bloc._x1);
|
|
dstRect.setHeight(bloc._y2 - bloc._y1);
|
|
|
|
unlockScreen();
|
|
}
|
|
|
|
BLOC[idx]._activeFl = false;
|
|
}
|
|
|
|
NBBLOC = 0;
|
|
unlockScreen();
|
|
}
|
|
|
|
void GraphicsManager::AFFICHE_SPEEDVGA(const byte *objectData, int xp, int yp, int idx, bool addSegment) {
|
|
int width = _vm->_objectsManager.getWidth(objectData, idx);
|
|
int height = _vm->_objectsManager.getHeight(objectData, idx);
|
|
if (*objectData == 78) {
|
|
Affiche_Perfect(_vesaScreen, objectData, xp + 300, yp + 300, idx, 0, 0, false);
|
|
Affiche_Perfect(_vesaBuffer, objectData, xp + 300, yp + 300, idx, 0, 0, false);
|
|
} else {
|
|
Sprite_Vesa(_vesaBuffer, objectData, xp + 300, yp + 300, idx);
|
|
Sprite_Vesa(_vesaScreen, objectData, xp + 300, yp + 300, idx);
|
|
}
|
|
if (addSegment)
|
|
addVesaSegment(xp, yp, xp + width, yp + height);
|
|
}
|
|
|
|
/**
|
|
* Copy from surface to video buffer, scale 2x.
|
|
*/
|
|
void GraphicsManager::copy16bFromSurfaceScaleX2(const byte *surface) {
|
|
byte *palPtr;
|
|
int curPixel;
|
|
|
|
assert(_videoPtr);
|
|
const byte *curSurface = surface;
|
|
byte *destPtr = 30 * WinScan + (byte *)_videoPtr->pixels;
|
|
for (int y = 200; y; y--) {
|
|
byte *oldDestPtr = destPtr;
|
|
for (int x = 320; x; x--) {
|
|
curPixel = 2 * *curSurface;
|
|
palPtr = PAL_PIXELS + curPixel;
|
|
destPtr[0] = destPtr[2] = destPtr[WinScan] = destPtr[WinScan + 2] = palPtr[0];
|
|
destPtr[1] = destPtr[3] = destPtr[WinScan + 1] = destPtr[WinScan + 3] = palPtr[1];
|
|
++curSurface;
|
|
destPtr += 4;
|
|
}
|
|
destPtr = WinScan * 2 + oldDestPtr;
|
|
}
|
|
}
|
|
|
|
void GraphicsManager::restoreSurfaceRect(byte *destSurface, const byte *src, int xp, int yp, int width, int height) {
|
|
int yCtr;
|
|
|
|
byte *destP = xp + _lineNbr2 * yp + destSurface;
|
|
int yNext = height;
|
|
const byte *srcP = src;
|
|
do {
|
|
yCtr = yNext;
|
|
if (width & 1) {
|
|
memcpy(destP, srcP, width);
|
|
srcP += width;
|
|
destP += width;
|
|
} else if (width & 2) {
|
|
for (int i = width >> 1; i; --i) {
|
|
destP[0] = srcP[0];
|
|
destP[1] = srcP[1];
|
|
srcP += 2;
|
|
destP += 2;
|
|
}
|
|
} else {
|
|
memcpy(destP, srcP, 4 * (width >> 2));
|
|
srcP += 4 * (width >> 2);
|
|
destP += 4 * (width >> 2);
|
|
}
|
|
destP = _lineNbr2 + destP - width;
|
|
yNext = yCtr - 1;
|
|
} while (yCtr != 1);
|
|
}
|
|
|
|
/**
|
|
* Compute the value of a parameter plus a given percentage
|
|
*/
|
|
int GraphicsManager::zoomIn(int val, int percentage ) {
|
|
if (val)
|
|
val += percentage * (long int)val / 100;
|
|
|
|
return val;
|
|
}
|
|
|
|
/**
|
|
* Compute the value of a parameter minus a given percentage
|
|
*/
|
|
int GraphicsManager::zoomOut(int val, int percentage) {
|
|
if (val)
|
|
val -= percentage * (long int)val / 100;
|
|
|
|
return val;
|
|
}
|
|
|
|
// Display 'Perfect?'
|
|
void GraphicsManager::Affiche_Perfect(byte *surface, const byte *srcData, int xp300, int yp300, int frameIndex, int zoom1, int zoom2, bool flipFl) {
|
|
const byte *spriteStartP = srcData + 3;
|
|
for (int i = frameIndex; i; --i)
|
|
spriteStartP += READ_LE_UINT32(spriteStartP) + 16;
|
|
|
|
const byte *spriteSizeP = spriteStartP + 4;
|
|
int spriteWidth = READ_LE_INT16(spriteSizeP);
|
|
spriteSizeP += 2;
|
|
int spriteHeight2 = READ_LE_INT16(spriteSizeP);
|
|
int spriteHeight1 = spriteHeight2;
|
|
const byte *spritePixelsP = spriteSizeP + 10;
|
|
_posXClipped = 0;
|
|
_posYClipped = 0;
|
|
clip_x1 = 0;
|
|
clip_y1 = 0;
|
|
if ((xp300 <= _minX) || (yp300 <= _minY) || (xp300 >= _maxX + 300) || (yp300 >= _maxY + 300))
|
|
return;
|
|
|
|
// Clipped values are greater or equal to zero, thanks to the previous test
|
|
clip_x1 = _maxX + 300 - xp300;
|
|
clip_y1 = _maxY + 300 - yp300;
|
|
|
|
// _minX is never negative, and should be always 0
|
|
// The previous check insures that xp300 it's always greater to it
|
|
// After this check, posXClipped is always positive
|
|
if (xp300 < _minX + 300)
|
|
_posXClipped = _minX + 300 - xp300;
|
|
|
|
// Ditto.
|
|
if (yp300 < _minY + 300)
|
|
_posYClipped = _minY + 300 - yp300;
|
|
|
|
byte *dest1P = xp300 + _lineNbr2 * (yp300 - 300) - 300 + surface;
|
|
if (zoom2) {
|
|
Agr_x = 0;
|
|
Agr_y = 0;
|
|
Agr_Flag_y = false;
|
|
Agr_Flag_x = false;
|
|
_width = spriteWidth;
|
|
int zoomedWidth = zoomIn(spriteWidth, zoom2);
|
|
int zoomedHeight = zoomIn(spriteHeight1, zoom2);
|
|
if (flipFl) {
|
|
byte *v29 = zoomedWidth + dest1P;
|
|
if (_posYClipped) {
|
|
if (_posYClipped < 0 || _posYClipped >= zoomedHeight)
|
|
return;
|
|
int v30 = 0;
|
|
while (zoomIn(++v30, zoom2) < _posYClipped)
|
|
;
|
|
spritePixelsP += _width * v30;
|
|
v29 += _lineNbr2 * _posYClipped;
|
|
zoomedHeight -= _posYClipped;
|
|
}
|
|
if (zoomedHeight > clip_y1)
|
|
zoomedHeight = clip_y1;
|
|
if (_posXClipped) {
|
|
if (_posXClipped >= zoomedWidth)
|
|
return;
|
|
zoomedWidth -= _posXClipped;
|
|
}
|
|
if (zoomedWidth > clip_x1) {
|
|
int v32 = zoomedWidth - clip_x1;
|
|
v29 -= v32;
|
|
int v33 = 0;
|
|
while (zoomIn(++v33, zoom2) < v32)
|
|
;
|
|
spritePixelsP += v33;
|
|
zoomedWidth = clip_x1;
|
|
}
|
|
int v63;
|
|
do {
|
|
for (;;) {
|
|
v63 = zoomedHeight;
|
|
byte *v53 = v29;
|
|
const byte *oldSpritePixelsP = spritePixelsP;
|
|
Agr_Flag_x = false;
|
|
Agr_x = 0;
|
|
for (int v35 = zoomedWidth; v35; Agr_Flag_x = false, v35--) {
|
|
for (;;) {
|
|
if (*spritePixelsP)
|
|
*v29 = *spritePixelsP;
|
|
--v29;
|
|
++spritePixelsP;
|
|
if (!Agr_Flag_x)
|
|
Agr_x += zoom2;
|
|
if (Agr_x >= 0 && Agr_x < 100)
|
|
break;
|
|
Agr_x -= 100;
|
|
--spritePixelsP;
|
|
Agr_Flag_x = true;
|
|
--v35;
|
|
if (!v35)
|
|
break;
|
|
}
|
|
}
|
|
spritePixelsP = _width + oldSpritePixelsP;
|
|
v29 = _lineNbr2 + v53;
|
|
if (!Agr_Flag_y)
|
|
Agr_y += zoom2;
|
|
if ((uint16)Agr_y < 100)
|
|
break;
|
|
Agr_y -= 100;
|
|
spritePixelsP = oldSpritePixelsP;
|
|
Agr_Flag_y = true;
|
|
zoomedHeight = v63 - 1;
|
|
if (v63 == 1)
|
|
return;
|
|
}
|
|
Agr_Flag_y = false;
|
|
zoomedHeight = v63 - 1;
|
|
} while (v63 != 1);
|
|
} else {
|
|
if (_posYClipped) {
|
|
if (_posYClipped >= zoomedHeight)
|
|
return;
|
|
int v23 = 0;
|
|
while (zoomIn(++v23, zoom2) < _posYClipped)
|
|
;
|
|
spritePixelsP += _width * v23;
|
|
dest1P += _lineNbr2 * _posYClipped;
|
|
zoomedHeight -= _posYClipped;
|
|
}
|
|
if (zoomedHeight > clip_y1)
|
|
zoomedHeight = clip_y1;
|
|
if (_posXClipped) {
|
|
if (_posXClipped >= zoomedWidth)
|
|
return;
|
|
int v26 = 0;
|
|
while (zoomIn(++v26, zoom2) < _posXClipped)
|
|
;
|
|
spritePixelsP += v26;
|
|
dest1P += _posXClipped;
|
|
zoomedWidth = zoomedWidth - _posXClipped;
|
|
}
|
|
if (zoomedWidth > clip_x1)
|
|
zoomedWidth = clip_x1;
|
|
|
|
int v60;
|
|
do {
|
|
for (;;) {
|
|
v60 = zoomedHeight;
|
|
byte *oldDest1P = dest1P;
|
|
const byte *oldSpritePixelsP = spritePixelsP;
|
|
Agr_Flag_x = false;
|
|
Agr_x = 0;
|
|
for (int v28 = zoomedWidth; v28; Agr_Flag_x = false, v28--) {
|
|
for (;;) {
|
|
if (*spritePixelsP)
|
|
*dest1P = *spritePixelsP;
|
|
++dest1P;
|
|
++spritePixelsP;
|
|
if (!Agr_Flag_x)
|
|
Agr_x += zoom2;
|
|
if ((uint16)Agr_x < 100)
|
|
break;
|
|
Agr_x -= 100;
|
|
--spritePixelsP;
|
|
Agr_Flag_x = true;
|
|
--v28;
|
|
if (!v28)
|
|
break;
|
|
}
|
|
}
|
|
spritePixelsP = _width + oldSpritePixelsP;
|
|
dest1P = _lineNbr2 + oldDest1P;
|
|
if (!Agr_Flag_y)
|
|
Agr_y += zoom2;
|
|
if ((uint16)Agr_y < 100)
|
|
break;
|
|
Agr_y -= 100;
|
|
spritePixelsP = oldSpritePixelsP;
|
|
Agr_Flag_y = true;
|
|
zoomedHeight = v60 - 1;
|
|
if (v60 == 1)
|
|
return;
|
|
}
|
|
Agr_Flag_y = false;
|
|
zoomedHeight = v60 - 1;
|
|
} while (v60 != 1);
|
|
}
|
|
} else if (zoom1) {
|
|
Red_x = 0;
|
|
Red_y = 0;
|
|
_width = spriteWidth;
|
|
Red = zoom1;
|
|
if (zoom1 < 100) {
|
|
int v37 = zoomOut(spriteWidth, Red);
|
|
if (flipFl) {
|
|
byte *v40 = v37 + dest1P;
|
|
do {
|
|
int v65 = spriteHeight2;
|
|
byte *v55 = v40;
|
|
Red_y += Red;
|
|
if ((uint16)Red_y < 100) {
|
|
Red_x = 0;
|
|
int v42 = v37;
|
|
for (int v41 = _width; v41; v41--) {
|
|
Red_x += Red;
|
|
if ((uint16)Red_x < 100) {
|
|
if (v42 >= _posXClipped && v42 < clip_x1 && *spritePixelsP)
|
|
*v40 = *spritePixelsP;
|
|
--v40;
|
|
++spritePixelsP;
|
|
--v42;
|
|
} else {
|
|
Red_x -= 100;
|
|
++spritePixelsP;
|
|
}
|
|
}
|
|
spriteHeight2 = v65;
|
|
v40 = _lineNbr2 + v55;
|
|
} else {
|
|
Red_y -= 100;
|
|
spritePixelsP += _width;
|
|
}
|
|
--spriteHeight2;
|
|
} while (spriteHeight2);
|
|
} else {
|
|
do {
|
|
int oldSpriteHeight = spriteHeight2;
|
|
byte *oldDest1P = dest1P;
|
|
Red_y += Red;
|
|
if ((uint16)Red_y < 100) {
|
|
Red_x = 0;
|
|
int v39 = 0;
|
|
for (int i = _width; i; i--) {
|
|
Red_x += Red;
|
|
if ((uint16)Red_x < 100) {
|
|
if (v39 >= _posXClipped && v39 < clip_x1 && *spritePixelsP)
|
|
*dest1P = *spritePixelsP;
|
|
++dest1P;
|
|
++spritePixelsP;
|
|
++v39;
|
|
} else {
|
|
Red_x -= 100;
|
|
++spritePixelsP;
|
|
}
|
|
}
|
|
spriteHeight2 = oldSpriteHeight;
|
|
dest1P = _lineNbr2 + oldDest1P;
|
|
} else {
|
|
Red_y -= 100;
|
|
spritePixelsP += _width;
|
|
}
|
|
--spriteHeight2;
|
|
} while (spriteHeight2);
|
|
}
|
|
}
|
|
} else {
|
|
_width = spriteWidth;
|
|
if (flipFl) {
|
|
byte *dest2P = spriteWidth + dest1P;
|
|
_specialWidth = spriteWidth;
|
|
if (_posYClipped) {
|
|
if (_posYClipped >= spriteHeight1 || spriteHeight1 < 0)
|
|
return;
|
|
spritePixelsP += spriteWidth * _posYClipped;
|
|
dest2P += _lineNbr2 * _posYClipped;
|
|
spriteHeight1 -= _posYClipped;
|
|
}
|
|
if (spriteHeight1 > clip_y1)
|
|
spriteHeight1 = clip_y1;
|
|
|
|
if (_posXClipped >= spriteWidth)
|
|
return;
|
|
spriteWidth -= _posXClipped;
|
|
|
|
if (spriteWidth > clip_x1) {
|
|
int clippedWidth = spriteWidth - clip_x1;
|
|
spritePixelsP += clippedWidth;
|
|
dest2P -= clippedWidth;
|
|
spriteWidth = clip_x1;
|
|
}
|
|
int yCtr2;
|
|
do {
|
|
yCtr2 = spriteHeight1;
|
|
byte *destCopy2P = dest2P;
|
|
const byte *spritePixelsCopy2P = spritePixelsP;
|
|
for (int xCtr2 = spriteWidth; xCtr2; xCtr2--) {
|
|
if (*spritePixelsP)
|
|
*dest2P = *spritePixelsP;
|
|
++spritePixelsP;
|
|
--dest2P;
|
|
}
|
|
spritePixelsP = _specialWidth + spritePixelsCopy2P;
|
|
dest2P = _lineNbr2 + destCopy2P;
|
|
spriteHeight1 = yCtr2 - 1;
|
|
} while (yCtr2 != 1);
|
|
} else {
|
|
_specialWidth = spriteWidth;
|
|
if (_posYClipped) {
|
|
if (_posYClipped >= spriteHeight1 || spriteHeight1 < 0)
|
|
return;
|
|
spritePixelsP += spriteWidth * _posYClipped;
|
|
dest1P += _lineNbr2 * _posYClipped;
|
|
spriteHeight1 -= _posYClipped;
|
|
}
|
|
if (spriteHeight1 > clip_y1)
|
|
spriteHeight1 = clip_y1;
|
|
if (_posXClipped) {
|
|
if (_posXClipped >= spriteWidth)
|
|
return;
|
|
spritePixelsP += _posXClipped;
|
|
dest1P += _posXClipped;
|
|
spriteWidth -= _posXClipped;
|
|
}
|
|
if (spriteWidth > clip_x1)
|
|
spriteWidth = clip_x1;
|
|
int yCtr1;
|
|
do {
|
|
yCtr1 = spriteHeight1;
|
|
byte *dest1CopyP = dest1P;
|
|
const byte *spritePixelsCopyP = spritePixelsP;
|
|
for (int xCtr1 = spriteWidth; xCtr1; xCtr1--) {
|
|
if (*spritePixelsP)
|
|
*dest1P = *spritePixelsP;
|
|
++dest1P;
|
|
++spritePixelsP;
|
|
}
|
|
spritePixelsP = _specialWidth + spritePixelsCopyP;
|
|
dest1P = _lineNbr2 + dest1CopyP;
|
|
spriteHeight1 = yCtr1 - 1;
|
|
} while (yCtr1 != 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Fast Display
|
|
*/
|
|
void GraphicsManager::fastDisplay(const byte *spriteData, int xp, int yp, int spriteIndex, bool addSegment) {
|
|
int width = _vm->_objectsManager.getWidth(spriteData, spriteIndex);
|
|
int height = _vm->_objectsManager.getHeight(spriteData, spriteIndex);
|
|
|
|
if (*spriteData == 78) {
|
|
Affiche_Perfect(_vesaScreen, spriteData, xp + 300, yp + 300, spriteIndex, 0, 0, false);
|
|
Affiche_Perfect(_vesaBuffer, spriteData, xp + 300, yp + 300, spriteIndex, 0, 0, false);
|
|
} else {
|
|
Sprite_Vesa(_vesaBuffer, spriteData, xp + 300, yp + 300, spriteIndex);
|
|
Sprite_Vesa(_vesaScreen, spriteData, xp + 300, yp + 300, spriteIndex);
|
|
}
|
|
if (addSegment)
|
|
addVesaSegment(xp, yp, xp + width, yp + height);
|
|
}
|
|
|
|
void GraphicsManager::copySurface(const byte *surface, int x1, int y1, int width, int height, byte *destSurface, int destX, int destY) {
|
|
int left = x1;
|
|
int top = y1;
|
|
int croppedWidth = width;
|
|
int croppedHeight = height;
|
|
|
|
if (x1 < _minX) {
|
|
croppedWidth = width - (_minX - x1);
|
|
left = _minX;
|
|
}
|
|
if (y1 < _minY) {
|
|
croppedHeight = height - (_minY - y1);
|
|
top = _minY;
|
|
}
|
|
|
|
if (top + croppedHeight > _maxY)
|
|
croppedHeight = _maxY - top;
|
|
if (left + croppedWidth > _maxX)
|
|
croppedWidth = _maxX - left;
|
|
|
|
if (croppedWidth > 0 && croppedHeight > 0) {
|
|
int height2 = croppedHeight;
|
|
Copy_Mem(surface, left, top, croppedWidth, croppedHeight, destSurface, destX, destY);
|
|
addVesaSegment(left, top, left + croppedWidth, top + height2);
|
|
}
|
|
}
|
|
|
|
void GraphicsManager::Copy_Mem(const byte *srcSurface, int x1, int y1, uint16 width, int height, byte *destSurface, int destX, int destY) {
|
|
const byte *srcP = x1 + _lineNbr2 * y1 + srcSurface;
|
|
byte *destP = destX + _lineNbr2 * destY + destSurface;
|
|
int yp = height;
|
|
int yCurrent;
|
|
do {
|
|
yCurrent = yp;
|
|
memcpy(destP, srcP, 4 * (width >> 2));
|
|
const byte *src2P = (srcP + 4 * (width >> 2));
|
|
byte *dest2P = (destP + 4 * (width >> 2));
|
|
int pitch = width - 4 * (width >> 2);
|
|
memcpy(dest2P, src2P, pitch);
|
|
destP = (dest2P + pitch + _lineNbr2 - width);
|
|
srcP = (src2P + pitch + _lineNbr2 - width);
|
|
yp = yCurrent - 1;
|
|
} while (yCurrent != 1);
|
|
}
|
|
|
|
// Display Font
|
|
void GraphicsManager::displayFont(byte *surface, const byte *spriteData, int xp, int yp, int characterIndex, int colour) {
|
|
const byte *spriteDataP = spriteData + 3;
|
|
for (int i = characterIndex; i; --i)
|
|
spriteDataP += READ_LE_UINT32(spriteDataP) + 16;
|
|
|
|
int spriteWidth = 0;
|
|
int spriteHeight = 0;
|
|
const byte *spriteSizeP = spriteDataP + 4;
|
|
spriteWidth = READ_LE_INT16(spriteSizeP);
|
|
spriteSizeP += 2;
|
|
spriteHeight = READ_LE_INT16(spriteSizeP);
|
|
const byte *spritePixelsP = spriteSizeP + 10;
|
|
byte *destP = surface + xp + _lineNbr2 * yp;
|
|
_width = spriteWidth;
|
|
|
|
int yCtr;
|
|
do {
|
|
yCtr = spriteHeight;
|
|
byte *destLineP = destP;
|
|
for (int xCtr = spriteWidth; xCtr; xCtr--) {
|
|
byte destByte = *spritePixelsP;
|
|
if (*spritePixelsP) {
|
|
if (destByte == 252)
|
|
destByte = colour;
|
|
*destP = destByte;
|
|
}
|
|
|
|
++destP;
|
|
++spritePixelsP;
|
|
}
|
|
destP = _lineNbr2 + destLineP;
|
|
spriteHeight = yCtr - 1;
|
|
} while (yCtr != 1);
|
|
}
|
|
|
|
void GraphicsManager::initScreen(const Common::String &file, int mode, bool initializeScreen) {
|
|
Common::String filename = file + ".ini";
|
|
byte *ptr = _vm->_fileManager.searchCat(filename, 1);
|
|
|
|
if (ptr == g_PTRNUL) {
|
|
ptr = _vm->_fileManager.loadFile(filename);
|
|
}
|
|
if (!mode) {
|
|
filename = file + ".spr";
|
|
_vm->_globals.SPRITE_ECRAN = _vm->_globals.freeMemory(_vm->_globals.SPRITE_ECRAN);
|
|
if (initializeScreen) {
|
|
_vm->_globals.SPRITE_ECRAN = _vm->_fileManager.searchCat(filename, 8);
|
|
if (_vm->_globals.SPRITE_ECRAN) {
|
|
_vm->_globals.SPRITE_ECRAN = _vm->_fileManager.loadFile(filename);
|
|
} else {
|
|
_vm->_globals.SPRITE_ECRAN = _vm->_fileManager.loadFile("RES_SLI.RES");
|
|
}
|
|
}
|
|
}
|
|
if (READ_BE_UINT24(ptr) != MKTAG24('I', 'N', 'I')) {
|
|
error("Error, file not ini");
|
|
} else {
|
|
bool doneFlag = false;
|
|
int dataOffset = 1;
|
|
|
|
do {
|
|
int dataVal1 = _vm->_scriptManager.handleOpcode(ptr + 20 * dataOffset);
|
|
if (_vm->shouldQuit())
|
|
return;
|
|
|
|
if (dataVal1 == 2)
|
|
dataOffset = _vm->_scriptManager.handleGoto((ptr + 20 * dataOffset));
|
|
if (dataVal1 == 3)
|
|
dataOffset = _vm->_scriptManager.handleIf(ptr, dataOffset);
|
|
if (dataOffset == -1)
|
|
error("Error, defective IFF");
|
|
if (dataVal1 == 1 || dataVal1 == 4)
|
|
++dataOffset;
|
|
if (!dataVal1 || dataVal1 == 5)
|
|
doneFlag = true;
|
|
} while (!doneFlag);
|
|
}
|
|
_vm->_globals.freeMemory(ptr);
|
|
_vm->_globals._answerBuffer = _vm->_globals.freeMemory(_vm->_globals._answerBuffer);
|
|
|
|
filename = file + ".rep";
|
|
byte *dataP = _vm->_fileManager.searchCat(filename, 2);
|
|
if (dataP == g_PTRNUL)
|
|
dataP = _vm->_fileManager.loadFile(filename);
|
|
|
|
_vm->_globals._answerBuffer = dataP;
|
|
_vm->_objectsManager._forceZoneFl = true;
|
|
_vm->_objectsManager._changeVerbFl = false;
|
|
}
|
|
|
|
void GraphicsManager::NB_SCREEN(bool initPalette) {
|
|
if (initPalette)
|
|
initColorTable(50, 65, _palette);
|
|
|
|
if (_lineNbr == SCREEN_WIDTH)
|
|
Trans_bloc2(_vesaBuffer, _colorTable, SCREEN_WIDTH * SCREEN_HEIGHT);
|
|
else if (_lineNbr == (SCREEN_WIDTH * 2))
|
|
Trans_bloc2(_vesaBuffer, _colorTable, SCREEN_WIDTH * SCREEN_HEIGHT * 2);
|
|
|
|
lockScreen();
|
|
m_scroll16(_vesaBuffer, _vm->_eventsManager._startPos.x, 0, SCREEN_WIDTH, SCREEN_HEIGHT, 0, 0);
|
|
unlockScreen();
|
|
|
|
memcpy(_vesaScreen, _vesaBuffer, 614399);
|
|
updateScreen();
|
|
}
|
|
|
|
void GraphicsManager::copyWinscanVbe(const byte *src, byte *dest) {
|
|
int destOffset = 0;
|
|
const byte *srcPtr = src;
|
|
for (;;) {
|
|
byte byteVal = *srcPtr;
|
|
if (byteVal == kByteStop)
|
|
return;
|
|
if (*srcPtr > kByteStop) {
|
|
if (byteVal == k8bVal) {
|
|
destOffset += srcPtr[1];
|
|
byteVal = srcPtr[2];
|
|
srcPtr += 2;
|
|
} else if (byteVal == k16bVal) {
|
|
destOffset += READ_LE_UINT16(srcPtr + 1);
|
|
byteVal = srcPtr[3];
|
|
srcPtr += 3;
|
|
} else {
|
|
destOffset += READ_LE_UINT32(srcPtr + 1);
|
|
byteVal = srcPtr[5];
|
|
srcPtr += 5;
|
|
}
|
|
}
|
|
dest[destOffset] = byteVal;
|
|
++srcPtr;
|
|
++destOffset;
|
|
}
|
|
}
|
|
|
|
// Reduce Screen
|
|
void GraphicsManager::reduceScreenPart(const byte *srcSurface, byte *destSurface, int xp, int yp, int width, int height, int zoom) {
|
|
const byte *srcP = xp + _lineNbr2 * yp + srcSurface;
|
|
byte *destP = destSurface;
|
|
Red = zoom;
|
|
_width = width;
|
|
Red_x = 0;
|
|
Red_y = 0;
|
|
if (zoom < 100) {
|
|
for (int yCtr = 0; yCtr < height; ++yCtr, srcP += _lineNbr2) {
|
|
Red_y += Red;
|
|
if (Red_y < 100) {
|
|
Red_x = 0;
|
|
const byte *lineSrcP = srcP;
|
|
|
|
for (int xCtr = 0; xCtr < _width; ++xCtr) {
|
|
Red_x += Red;
|
|
if (Red_x < 100) {
|
|
*destP++ = *lineSrcP++;
|
|
} else {
|
|
Red_x -= 100;
|
|
++lineSrcP;
|
|
}
|
|
}
|
|
} else {
|
|
Red_y -= 100;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Draw horizontal line
|
|
*/
|
|
void GraphicsManager::drawHorizontalLine(byte *surface, int xp, int yp, uint16 width, byte col) {
|
|
memset(surface + xp + _lineNbr2 * yp, col, width);
|
|
}
|
|
|
|
/**
|
|
* Draw vertical line
|
|
*/
|
|
void GraphicsManager::drawVerticalLine(byte *surface, int xp, int yp, int height, byte col) {
|
|
byte *destP = surface + xp + _lineNbr2 * yp;
|
|
|
|
for (int yCtr = height; yCtr; yCtr--) {
|
|
*destP = col;
|
|
destP += _lineNbr2;
|
|
}
|
|
}
|
|
|
|
} // End of namespace Hopkins
|