ad_scene_geometry.h

/* 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/>.
 *
 */

/*
 * This file is based on WME.
 * http://dead-code.org/redir.php?target=wme
 * Copyright (c) 2003-2013 Jan Nedoma and contributors
 */

#ifndef WINTERMUTE_AD_SCENE_GEOMETRY_H
#define WINTERMUTE_AD_SCENE_GEOMETRY_H

#include "engines/wintermute/base/base_object.h"
#include "engines/wintermute/math/rect32.h"
#include "math/matrix4.h"
#include "math/vector3d.h"

namespace Wintermute {

class BaseSprite;
class Camera3D;
class Light3D;
class Block3D;
class AdGeneric;
class AdBlock;
class AdWalkplane;
class AdPath3D;
class AdWaypointGroup3D;
class AdGeomExt;
class AdPathPoint3D;

class AdSceneGeometry : public BaseObject {
public:
    bool _maxLightsWarning;
    bool dropWaypoints();
    bool setLightColor(const char *lightName, uint32 color);
    uint32 getLightColor(const char *lightName);
    Math::Vector3d getLightPos(const char *lightName);
    bool enableNode(const char *nodeName, bool enable = true);
    bool isNodeEnabled(const char *nodeName);
    bool enableLight(const char *lightName, bool enable = true);
    bool isLightEnabled(const char *lightName);
    DECLARE_PERSISTENT(AdSceneGeometry, BaseObject)
    bool correctTargetPoint(const Math::Vector3d &source, Math::Vector3d *target);

    bool _lastValuesInitialized;
    Math::Matrix4 _lastWorldMat;
    Math::Matrix4 _lastViewMat;
    Math::Matrix4 _lastProjMat;
    int _lastOffsetX;
    int _lastOffsetY;
    Rect32 _drawingViewport;
    int _lastScrollX;
    int _lastScrollY;

    bool createLights();
    bool enableLights(Math::Vector3d Point, BaseArray<char *> &IgnoreLights);

    bool initLoop();
    float getPointsDist(Math::Vector3d p1, Math::Vector3d p2);
    void pathFinderStep();
    bool getPath(Math::Vector3d source, Math::Vector3d target, AdPath3D *path, bool rerun = false);
    bool convert2Dto3D(int x, int y, Math::Vector3d *pos);
    bool convert2Dto3DTolerant(int x, int y, Math::Vector3d *pos);
    bool convert3Dto2D(Math::Vector3d *pos, int32 *x, int32 *y);
    BaseSprite *_wptMarker;
    float _waypointHeight;
    bool directPathExists(Math::Vector3d *p1, Math::Vector3d *p2);
    float getHeightAt(Math::Vector3d pos, float Ttlerance = 0.0f, bool *intFound = NULL);

    bool storeDrawingParams();
    bool render(bool render);
    bool renderShadowGeometry();

    Math::Matrix4 *getViewMatrix();
    Math::Matrix4 _viewMatrix;
    bool setActiveCamera(const char *camera, float fov, float nearClipPlane, float farClipPlane);
    bool setActiveCamera(int camera, float fow, float nearClipPlane, float farClipPlane);
    //bool SetActiveCameraTwin(char* Camera);
    //bool SetActiveCameraTwin(int Camera);
    Camera3D *getActiveCamera();
    int32 _activeCamera;

    bool setActiveLight(char *light);
    bool setActiveLight(int light);
    int32 _activeLight;

    void cleanup();
    AdSceneGeometry(BaseGame *inGame);
    virtual ~AdSceneGeometry();
    bool loadFile(const char *filename);
    BaseArray<AdWalkplane *> _planes;
    BaseArray<AdBlock *> _blocks;
    BaseArray<AdGeneric *> _generics;
    BaseArray<Camera3D *> _cameras;
    BaseArray<Light3D *> _lights;
    BaseArray<AdWaypointGroup3D *> _waypointGroups;
    uint32 _PFMaxTime;

private:
    AdGeomExt *getGeometryExtension(char *filename);
    Math::Vector3d getBlockIntersection(Math::Vector3d *p1, Math::Vector3d *p2);
    bool _PFReady;
    Math::Vector3d _PFSource;
    Math::Vector3d _PFTarget;
    AdPath3D *_PFTargetPath;
    Math::Vector3d _PFAlternateTarget;
    float _PFAlternateDist;
    bool _PFRerun;
    BaseArray<AdPathPoint3D *> _PFPath;
};

} // namespace Wintermute

#endif