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Diffstat (limited to 'sword2/protocol.cpp')
| -rw-r--r-- | sword2/protocol.cpp | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/sword2/protocol.cpp b/sword2/protocol.cpp deleted file mode 100644 index 23010e27a9..0000000000 --- a/sword2/protocol.cpp +++ /dev/null @@ -1,216 +0,0 @@ -/* Copyright (C) 1994-1998 Revolution Software Ltd. - * Copyright (C) 2003-2006 The ScummVM project - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - */ - -#include "common/stdafx.h" -#include "sword2/sword2.h" -#include "sword2/resman.h" - -namespace Sword2 { - -/** - * Returns a pointer to the first palette entry, given the pointer to the start - * of the screen file. - */ - -byte *Sword2Engine::fetchPalette(byte *screenFile) { - MultiScreenHeader mscreenHeader; - - mscreenHeader.read(screenFile + ResHeader::size()); - - byte *palette = screenFile + ResHeader::size() + mscreenHeader.palette; - - // Always set colour 0 to black, because while most background screen - // palettes have a bright colour 0 it should come out as black in the - // game. - - palette[0] = 0; - palette[1] = 0; - palette[2] = 0; - palette[3] = 0; - - return palette; -} - -/** - * Returns a pointer to the start of the palette match table, given the pointer - * to the start of the screen file. - */ - -byte *Sword2Engine::fetchPaletteMatchTable(byte *screenFile) { - MultiScreenHeader mscreenHeader; - - mscreenHeader.read(screenFile + ResHeader::size()); - - return screenFile + ResHeader::size() + mscreenHeader.paletteTable; -} - -/** - * Returns a pointer to the screen header, given the pointer to the start of - * the screen file. - */ - -byte *Sword2Engine::fetchScreenHeader(byte *screenFile) { - MultiScreenHeader mscreenHeader; - - mscreenHeader.read(screenFile + ResHeader::size()); - - return screenFile + ResHeader::size() + mscreenHeader.screen; -} - -/** - * Returns a pointer to the requested layer header, given the pointer to the - * start of the screen file. Drops out if the requested layer number exceeds - * the number of layers on this screen. - */ - -byte *Sword2Engine::fetchLayerHeader(byte *screenFile, uint16 layerNo) { -#ifdef SWORD2_DEBUG - ScreenHeader screenHead; - - screenHead.read(fetchScreenHeader(screenFile)); - assert(layerNo < screenHead.noLayers); -#endif - - MultiScreenHeader mscreenHeader; - - mscreenHeader.read(screenFile + ResHeader::size()); - - return screenFile + ResHeader::size() + mscreenHeader.layers + layerNo * LayerHeader::size(); -} - -/** - * Returns a pointer to the start of the shading mask, given the pointer to the - * start of the screen file. - */ - -byte *Sword2Engine::fetchShadingMask(byte *screenFile) { - MultiScreenHeader mscreenHeader; - - mscreenHeader.read(screenFile + ResHeader::size()); - - return screenFile + ResHeader::size() + mscreenHeader.maskOffset; -} - -/** - * Returns a pointer to the anim header, given the pointer to the start of the - * anim file. - */ - -byte *Sword2Engine::fetchAnimHeader(byte *animFile) { - return animFile + ResHeader::size(); -} - -/** - * Returns a pointer to the requested frame number's cdtEntry, given the - * pointer to the start of the anim file. Drops out if the requested frame - * number exceeds the number of frames in this anim. - */ - -byte *Sword2Engine::fetchCdtEntry(byte *animFile, uint16 frameNo) { -#ifdef SWORD2_DEBUG - AnimHeader animHead; - - animHead.read(fetchAnimHeader(animFile)); - - if (frameNo > animHead->noAnimFrames - 1) - error("fetchCdtEntry(animFile,%d) - anim only %d frames", frameNo, animHead.noAnimFrames); -#endif - - return fetchAnimHeader(animFile) + AnimHeader::size() + frameNo * CdtEntry::size(); -} - -/** - * Returns a pointer to the requested frame number's header, given the pointer - * to the start of the anim file. Drops out if the requested frame number - * exceeds the number of frames in this anim - */ - -byte *Sword2Engine::fetchFrameHeader(byte *animFile, uint16 frameNo) { - // required address = (address of the start of the anim header) + frameOffset - CdtEntry cdt; - - cdt.read(fetchCdtEntry(animFile, frameNo)); - - return animFile + ResHeader::size() + cdt.frameOffset; -} - -/** - * Returns a pointer to the requested parallax layer data. - */ - -byte *Sword2Engine::fetchBackgroundParallaxLayer(byte *screenFile, int layer) { - MultiScreenHeader mscreenHeader; - - mscreenHeader.read(screenFile + ResHeader::size()); - assert(mscreenHeader.bg_parallax[layer]); - - return screenFile + ResHeader::size() + mscreenHeader.bg_parallax[layer]; -} - -byte *Sword2Engine::fetchBackgroundLayer(byte *screenFile) { - MultiScreenHeader mscreenHeader; - - mscreenHeader.read(screenFile + ResHeader::size()); - assert(mscreenHeader.screen); - - return screenFile + ResHeader::size() + mscreenHeader.screen + ScreenHeader::size(); -} - -byte *Sword2Engine::fetchForegroundParallaxLayer(byte *screenFile, int layer) { - MultiScreenHeader mscreenHeader; - - mscreenHeader.read(screenFile + ResHeader::size()); - assert(mscreenHeader.fg_parallax[layer]); - - return screenFile + ResHeader::size() + mscreenHeader.fg_parallax[layer]; -} - -byte *Sword2Engine::fetchTextLine(byte *file, uint32 text_line) { - TextHeader text_header; - static byte errorLine[128]; - - text_header.read(file + ResHeader::size()); - - if (text_line >= text_header.noOfLines) { - sprintf((char *)errorLine, "xxMissing line %d of %s (only 0..%d)", text_line, _resman->fetchName(file), text_header.noOfLines - 1); - - // first 2 chars are NULL so that actor-number comes out as '0' - errorLine[0] = 0; - errorLine[1] = 0; - return errorLine; - } - - // The "number of lines" field is followed by a lookup table - - return file + READ_LE_UINT32(file + ResHeader::size() + 4 + 4 * text_line); -} - -// Used for testing text & speech (see fnISpeak in speech.cpp) - -bool Sword2Engine::checkTextLine(byte *file, uint32 text_line) { - TextHeader text_header; - - text_header.read(file + ResHeader::size()); - - return text_line < text_header.noOfLines; -} - -} // End of namespace Sword2 |