Files
scummvm-cursorfix/engines/freescape/games/eclipse/dos.cpp
2026-02-02 04:50:13 +01:00

208 lines
6.9 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#include "audio/audiostream.h"
#include "audio/decoders/raw.h"
#include "freescape/freescape.h"
#include "freescape/games/eclipse/eclipse.h"
#include "freescape/language/8bitDetokeniser.h"
namespace Freescape {
extern byte kEGADefaultPalette[16][3];
extern byte kCGAPaletteRedGreen[4][3];
extern byte kCGAPalettePinkBlue[4][3];
void EclipseEngine::initDOS() {
_viewArea = Common::Rect(40, 33, 280, 133);
_soundIndexShoot = 18;
_soundIndexCollide = 1;
_soundIndexStepDown = 3;
_soundIndexStepUp = 3;
_soundIndexMenu = -1;
_soundIndexStart = 9;
_soundIndexAreaChange = 5;
}
void EclipseEngine::loadAssetsDOSFullGame() {
Common::File file;
if (_renderMode == Common::kRenderEGA) {
file.open("SCN1E.DAT");
if (file.isOpen()) {
_title = load8bitBinImage(&file, 0x0);
_title->setPalette((byte *)&kEGADefaultPalette, 0, 16);
}
file.close();
file.open("TOTEE.EXE");
if (!file.isOpen())
error("Failed to open TOTEE.EXE");
loadMessagesFixedSize(&file, 0x710f, 16, 20);
loadSoundsFx(&file, 0xd670, 5);
loadSpeakerFxDOS(&file, 0x7396 + 0x200, 0x72a1 + 0x200, 20);
loadFonts(&file, 0xd403);
load8bitBinary(&file, 0x3ce0, 16);
_border = load8bitBinImage(&file, 0x210);
_border->setPalette((byte *)&kEGADefaultPalette, 0, 16);
_indicators.push_back(loadBundledImage("eclipse_ankh_indicator"));
for (auto &it : _indicators)
it->convertToInPlace(_gfx->_texturePixelFormat);
} else if (_renderMode == Common::kRenderCGA) {
file.open("SCN1C.DAT");
if (file.isOpen()) {
_title = load8bitBinImage(&file, 0x0);
_title->setPalette((byte *)&kCGAPaletteRedGreen, 0, 4);
}
file.close();
file.open("TOTEC.EXE");
if (!file.isOpen())
error("Failed to open TOTEC.EXE");
loadMessagesFixedSize(&file, 0x594f, 16, 20);
loadSoundsFx(&file, 0xb9f0, 5);
loadFonts(&file, 0xb785);
load8bitBinary(&file, 0x2530, 4);
_border = load8bitBinImage(&file, 0x210);
_border->setPalette((byte *)&kCGAPaletteRedGreen, 0, 4);
swapPalette(_startArea);
} else
error("Invalid or unsupported render mode %s for Total Eclipse", Common::getRenderModeDescription(_renderMode));
}
void EclipseEngine::drawDOSUI(Graphics::Surface *surface) {
int score = _gameStateVars[k8bitVariableScore];
int shield = _gameStateVars[k8bitVariableShield] * 100 / _maxShield;
shield = shield < 0 ? 0 : shield;
uint32 yellow = _gfx->_texturePixelFormat.ARGBToColor(0xFF, 0xFF, 0xFF, 0x55);
uint32 black = _gfx->_texturePixelFormat.ARGBToColor(0xFF, 0x00, 0x00, 0x00);
uint32 white = _gfx->_texturePixelFormat.ARGBToColor(0xFF, 0xFF, 0xFF, 0xFF);
uint32 red = _gfx->_texturePixelFormat.ARGBToColor(0xFF, 0xFF, 0x00, 0x00);
uint32 blue = _gfx->_texturePixelFormat.ARGBToColor(0xFF, 0x55, 0x55, 0xFF);
uint32 green = _gfx->_texturePixelFormat.ARGBToColor(0xFF, 0x55, 0xFF, 0x55);
uint32 redish = _gfx->_texturePixelFormat.ARGBToColor(0xFF, 0xFF, 0x55, 0x55);
Common::String message;
int deadline;
getLatestMessages(message, deadline);
if (deadline <= _countdown) {
drawStringInSurface(message, 102, 135, black, yellow, surface);
_temporaryMessages.push_back(message);
_temporaryMessageDeadlines.push_back(deadline);
} else if (!_currentAreaMessages.empty())
drawStringInSurface(_currentArea->_name, 102, 135, black, yellow, surface);
drawScoreString(score, 136, 6, black, white, surface);
int x = 171;
if (shield < 10)
x = 179;
else if (shield < 100)
x = 175;
Common::String shieldStr = Common::String::format("%d", shield);
drawStringInSurface(shieldStr, x, 162, black, redish, surface);
drawStringInSurface(shiftStr("0", 'Z' - '$' + 1 - _angleRotationIndex), 79, 135, black, yellow, surface);
drawStringInSurface(shiftStr("3", 'Z' - '$' + 1 - _playerStepIndex), 63, 135, black, yellow, surface);
drawStringInSurface(shiftStr("7", 'Z' - '$' + 1 - _playerHeightNumber), 240, 135, black, yellow, surface);
if (_shootingFrames > 0) {
drawStringInSurface(shiftStr("4", 'Z' - '$' + 1), 232, 135, black, yellow, surface);
drawStringInSurface(shiftStr("<", 'Z' - '$' + 1), 240, 135, black, yellow, surface);
}
drawAnalogClock(surface, 90, 172, black, red, white);
Common::Rect jarBackground(124, 165, 148, 192);
surface->fillRect(jarBackground, black);
Common::Rect jarWater(124, 192 - _gameStateVars[k8bitVariableEnergy], 148, 192);
surface->fillRect(jarWater, blue);
drawIndicator(surface, 41, 4, 16);
drawEclipseIndicator(surface, 228, 0, yellow, green);
surface->fillRect(Common::Rect(225, 168, 235, 187), white);
drawCompass(surface, 229, 177, _yaw, 10, black);
}
soundFx *EclipseEngine::load1bPCM(Common::SeekableReadStream *file, int offset) {
soundFx *sound = (soundFx *)malloc(sizeof(soundFx));
file->seek(offset);
sound->size = file->readUint16LE();
debugC(1, kFreescapeDebugParser, "size: %d", sound->size);
sound->sampleRate = file->readUint16LE();
debugC(1, kFreescapeDebugParser, "sample rate?: %f", sound->sampleRate);
uint8 *data = (uint8 *)malloc(sound->size * sizeof(uint8) * 8);
for (int i = 0; i < sound->size; i++) {
uint8 byte = file->readByte();
for (int j = 0; j < 8; j++) {
data[8 * i + j] = byte & 1 ? 255 : 0;
byte = byte >> 1;
}
}
sound->size = sound->size * 8;
sound->data = (byte *)data;
return sound;
}
void EclipseEngine::loadSoundsFx(Common::SeekableReadStream *file, int offset, int number) {
if (isAmiga() || isAtariST()) {
FreescapeEngine::loadSoundsFx(file, offset, number);
return;
}
for (int i = 0; i < number; i++) {
_soundsFx[i] = load1bPCM(file, offset);
offset += (_soundsFx[i]->size / 8) + 4;
}
}
void EclipseEngine::playSoundFx(int index, bool sync) {
if (isAmiga() || isAtariST()) {
FreescapeEngine::playSoundFx(index, sync);
return;
}
if (_soundsFx.size() == 0) {
debugC(1, kFreescapeDebugMedia, "WARNING: Sounds are not loaded");
return;
}
int size = _soundsFx[index]->size;
//int sampleRate = _soundsFx[index]->sampleRate;
byte *data = _soundsFx[index]->data;
Audio::SeekableAudioStream *stream = Audio::makeRawStream(data, size, 11025, Audio::FLAG_UNSIGNED, DisposeAfterUse::NO);
_mixer->playStream(Audio::Mixer::kSFXSoundType, &_soundFxHandle, stream, -1, kFreescapeDefaultVolume / 10);
}
} // End of namespace Freescape