173 lines
4.5 KiB
C++
173 lines
4.5 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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef ACCESS_MARTIAN_MARTIAN_DUCT_H
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#define ACCESS_MARTIAN_MARTIAN_DUCT_H
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#include "common/scummsys.h"
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#include "common/array.h"
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#include "common/rect.h"
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#include "common/events.h"
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#include "access/martian/martian_resources.h" // For Point3 .. move it?
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namespace Access {
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namespace Martian {
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enum MoveIntent {
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kMoveIntentNone,
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kMoveIntentUp,
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kMoveIntentLeft,
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kMoveIntentDown,
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kMoveIntentRight,
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};
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// Move angles - in the original these are indexes into sin/cos lookup tables.
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// Add Invalid to ensure at least 2-byte length.
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enum MoveAngle {
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kMoveAngleNorth = 0,
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kMoveAngleEast = 0x40,
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kMoveAngleSouth = 0x80,
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kMoveAngleWest = 0xC0,
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kMoveAngleInvalid = 0xffff,
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};
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enum DuctFlags {
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kDuctFlagNone = 0,
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kDuctFlagZLessThanX = 1,
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kDuctFlagXLessThanNegZ = 2,
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kDuctFlagYLessThanNegZ = 4,
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kDuctFlagZLessThanY = 8,
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kDuctFlagZLessThan2 = 16,
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};
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struct RenderShape {
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byte _col;
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Common::Array<uint16> _pointIdxs;
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};
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class MartianEngine;
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class MartianDuct {
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public:
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MartianDuct(MartianEngine *vm);
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~MartianDuct();
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void duct2();
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void duct4();
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private:
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void doDuct();
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void drawArrowSprites();
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void drawArrowSprites2();
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void clearWorkScreenArea();
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void copyBufBlockToScreen();
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void waitForMoveUpdate();
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void storeLastValsToPrimArray(const Point3 &pt1, const Point3 &pt2);
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void updatePlayerPos();
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void updateMatrix();
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void applyMatrixToMapData();
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void updatePrimsAndDraw();
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bool updateMapLocation();
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void checkFinished();
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void doMatrixMulAndAddPoint(int16 x, int16 y, int16 z);
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bool doPrimArrayUpdates(int &tempIdx);
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void doDraw(int counter);
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void getPointValuesFromArray(int offset, Point3 &pt1, Point3 &pt2) const;
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Common::Rect calcFinalLineSegment(const Point3 &pt1, const Point3 &pt2) const;
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bool checkAndUpdatePrimArray1(int &offset);
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bool checkAndUpdatePrimArray2(int &offset);
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bool checkAndUpdatePrimArray3(int &offset);
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bool checkAndUpdatePrimArray4(int &offset);
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bool checkAndUpdatePrimArray5(int &offset);
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bool checkAndUpdatePrimArrayForFlag(int &offset, DuctFlags flag, int divmulNum);
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static Point3 divmul1(const Point3 &pt1, const Point3 &pt2);
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static Point3 divmul2(const Point3 &pt1, const Point3 &pt2);
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static Point3 divmul3(const Point3 &pt1, const Point3 &pt2);
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static Point3 divmul4(const Point3 &pt1, const Point3 &pt2);
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static Point3 divmul5(const Point3 &pt1, const Point3 &pt2);
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bool checkMove0();
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bool checkMove1();
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bool checkMove2();
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bool checkMove3();
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bool checkMove4();
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bool checkMove5();
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bool checkMove6();
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bool checkMove7();
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bool checkMove8();
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bool checkMove9();
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bool checkMove10();
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bool checkMove11();
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bool checkMove12();
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bool checkMove13_14();
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void getXYandRBFlags(DuctFlags &xyflags, DuctFlags &rbflags, const Point3 &pt1, const Point3 &pt2);
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int addPointsToMainPrimArray(int tempCount);
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static DuctFlags getComparisonFlags(int16 x, int16 y, int16 z);
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MartianEngine *_vm;
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int16 _playerX;
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int16 _preYOffset;
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int16 _playerY;
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int16 _nextPlayerX;
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int16 _nextPlayerY;
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int16 _xOffset;
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int16 _yOffset;
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int16 _xScale;
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int16 _yScale;
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uint16 _mapLoc;
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MoveAngle _moveAngle;
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int16 _crawlFrame;
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bool _stopMoveLoop;
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int16 _threshold1;
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int16 _drawDistX;
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int16 _drawDistY;
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MoveIntent _moveIntent;
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// NOTE: Original uses fixed point sin/cos with a lookup table.
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float _matrix[3][3];
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int16 _primArrayIdx;
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Common::Array<Point3> _renderPoints;
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Common::Array<RenderShape> _renderShapes;
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Common::Array<int16> _primX1Array;
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Common::Array<int16> _primY1Array;
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Common::Array<int16> _primZ1Array;
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Common::Array<int16> _primX2Array;
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Common::Array<int16> _primY2Array;
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Common::Array<int16> _primZ2Array;
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Point3 _tempPoints[32];
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};
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}
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} // end namespace Access
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#endif // ACCESS_MARTIAN_MARTIAN_DUCT_H
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