PluginFunctionsViewControls.hh

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//=============================================================================
//
//  Standard Functions
//
//=============================================================================

#pragma once

#include <OpenFlipper/common/Types.hh>

#include <ACG/Scenegraph/SceneGraph.hh>
#include <ACG/Scenegraph/DrawModes.hh>
#include <ACG/GL/GLState.hh>
#include <OpenFlipper/common/ViewerProperties.hh>

namespace PluginFunctions {

const int ALL_VIEWERS   = -2;
const int ACTIVE_VIEWER = -1;

const int VIEW_FREE   = 0;
const int VIEW_TOP    = 1;
const int VIEW_BOTTOM = 2;
const int VIEW_LEFT   = 3;
const int VIEW_RIGHT  = 4;
const int VIEW_FRONT  = 5;
const int VIEW_BACK   = 6;

//=======================================
// Get/set status of viewers
//=======================================

DLLEXPORT
Viewer::ViewerProperties& viewerProperties(int _id = ACTIVE_VIEWER );

//=======================================
// View settings
//=======================================

DLLEXPORT
void allowRotation(bool _mode, int _viewer = ACTIVE_VIEWER);

DLLEXPORT
bool allowRotation(int _viewer = ACTIVE_VIEWER);

DLLEXPORT
void setMainGLContext();


DLLEXPORT
void viewingDirection(const ACG::Vec3d &_dir, const ACG::Vec3d &_up  , int _viewer = ACTIVE_VIEWER);

DLLEXPORT
void viewingRay(int _x, int _y,
               ACG::Vec3d& _outOrigin, ACG::Vec3d& _outDirection);

DLLEXPORT
void viewingRay(int _x, int _y,
               ACG::Vec3d& _outOrigin, ACG::Vec3d& _outDirection, int _viewerIndex);

DLLEXPORT
void lookAt(const ACG::Vec3d& _eye, const ACG::Vec3d& _center, const ACG::Vec3d& _up, int _viewer = ACTIVE_VIEWER);

DLLEXPORT
void setScenePos(const ACG::Vec3d& _center, const double _radius  , int _viewer = ALL_VIEWERS);

DLLEXPORT
void setTrackBallCenter(const ACG::Vec3d& _center, int _viewer );


DLLEXPORT
const ACG::Vec3d trackBallCenter( int _viewer );

DLLEXPORT
void setScenePos(const ACG::Vec3d& _center  , int _viewer = ALL_VIEWERS);

DLLEXPORT
const ACG::Vec3d sceneCenter( int _viewer = ALL_VIEWERS );

DLLEXPORT
double sceneRadius();

DLLEXPORT
double sceneRadius( int _viewer );

DLLEXPORT
void setSceneRadius(double _radius , int _viewer = ALL_VIEWERS);

DLLEXPORT
void translate( const ACG::Vec3d &_vector  , int _viewer = ALL_VIEWERS);

DLLEXPORT
void rotate(const ACG::Vec3d&  _axis,
            const double       _angle,
            const ACG::Vec3d&  _center,
            int                _viewer = ALL_VIEWERS);


DLLEXPORT
void viewHome(int _viewer = ALL_VIEWERS);

DLLEXPORT
void viewAll(int _viewer = ALL_VIEWERS);

DLLEXPORT
ACG::Vec3d viewingDirection(int _viewer = ACTIVE_VIEWER);

DLLEXPORT
bool isProjectionOrthographic( int _viewer = ACTIVE_VIEWER );

DLLEXPORT
ACG::Vec3d eyePos(int _viewer = ACTIVE_VIEWER);

DLLEXPORT
ACG::Vec3d upVector(int _viewer = ACTIVE_VIEWER);

DLLEXPORT
void orthographicProjection( int _viewer = ALL_VIEWERS );

DLLEXPORT
void setFOVY( double _fovy );

DLLEXPORT
double fovy(int _viewer = ACTIVE_VIEWER);

DLLEXPORT
void perspectiveProjection( int _viewer = ALL_VIEWERS );

DLLEXPORT
void setDrawMode( const ACG::SceneGraph::DrawModes::DrawMode& _mode , int _viewer = ALL_VIEWERS);

DLLEXPORT
ACG::SceneGraph::DrawModes::DrawMode drawMode( int _viewer = ACTIVE_VIEWER );


DLLEXPORT
void setBackColor( OpenMesh::Vec4f _color);

DLLEXPORT
void setFixedView(int _mode, int _viewer = ACTIVE_VIEWER );


//=======================================
// Do animations in examiner viewer
//=======================================

DLLEXPORT
void flyTo (const ACG::Vec3d &_position, const ACG::Vec3d &_center, double _time=1000.0);


DLLEXPORT
void flyTo (const ACG::Vec3d &_center, bool _move_back = true, double _time=1000.0);


//=======================================
// Provide snapshot functions
//=======================================

DLLEXPORT
void viewerSnapshot(int _viewer, QImage& _image, int _width = 0, int _height = 0,
                    bool _alpha = false, bool _hideCoordsys = false, int _samples = 1);

DLLEXPORT
void invalidatePickCaches();

}