actionctl.cpp

This is an example of how to use the CIvfAction class, using the CIvfActionController class

// ------------------------------------------------------------
//
// Ivf++ Controller example
//
// ------------------------------------------------------------
//
// Author: Jonas Lindemann
//

// ------------------------------------------------------------
// Include files
// ------------------------------------------------------------

#include <ivfui/IvfApplication.h>
#include <ivfui/IvfWindow.h>

#include <ivf/IvfCamera.h>
#include <ivf/IvfAxis.h>
#include <ivf/IvfComposite.h>
#include <ivf/IvfTransform.h>
#include <ivf/IvfLighting.h>
#include <ivf/IvfCube.h>

#include <ivffile/IvfAc3DReader.h>

#include <ivfctl/IvfControllerGroup.h>
#include <ivfctl/IvfActionController.h>
#include <ivfctl/IvfRotateController.h>
#include <ivfctl/IvfCameraController.h>
#include <ivfctl/IvfSlerpController.h>
#include <ivfctl/IvfPathController.h>

// ------------------------------------------------------------
// Window class definition
// ------------------------------------------------------------

IvfSmartPointer(CExampleWindow);

class CExampleWindow: public CIvfWindow {
private:
        CIvfCameraPtr           m_camera;
        CIvfCompositePtr        m_scene;
        CIvfLightPtr            m_light;

        CIvfActionControllerPtr m_controllers;

        double m_angleX;
        double m_angleY;
        double m_moveX;
        double m_moveY;
        double m_zoomX;
        double m_zoomY;

        int m_beginX;
        int m_beginY;

        bool m_rotating;

public:
        CExampleWindow(int X, int Y, int W, int H)
                :CIvfWindow(X, Y, W, H) {};

        virtual void onInit(int width, int height);
        virtual void onResize(int width, int height);
        virtual void onRender();
        virtual void onMouseDown(int x, int y);
        virtual void onMouseMove(int x, int y);
        virtual void onMouseUp(int x, int y);
        virtual bool onTimeout0();
        virtual void onKeyboard(int key, int x, int y);
};

// ------------------------------------------------------------
// Window class implementation
// ------------------------------------------------------------

void CExampleWindow::onInit(int width, int height)
{
        // Initialize variables

        m_angleX = 0.0;
        m_angleY = 0.0;
        m_moveX = 0.0;
        m_moveY = 0.0;
        m_zoomX = 0.0;
        m_zoomY = 0.0;

        m_rotating = false;

        int i, j;

        // Initialize Ivf++ camera

        m_camera = new CIvfCamera();
        m_camera->setPosition(8.0, 8.0, 8.0);
        m_camera->setTarget(0.0, 0.0, 0.0);

        // Create a materials

        CIvfMaterialPtr material = new CIvfMaterial();
        material->setDiffuseColor(0.0f, 1.0f, 0.0f, 1.0f);
        material->setSpecularColor(1.0f, 1.0f, 1.0f, 1.0f);
        material->setAmbientColor(0.0f, 0.5f, 0.0f, 1.0f);

        // Create scene

        m_scene = new CIvfComposite();

        CIvfCubePtr cube = new CIvfCube();
        cube->setMaterial(material);

        CIvfAxisPtr axis = new CIvfAxis();
        axis->setPosition(0.0, 0.0, 0.0);
        axis->setSize(2.0);
        m_scene->addChild(axis);

        // Create controllers

        m_controllers = new CIvfActionController();
        m_controllers->activate();

        for (i=0; i<5; i++)
                for (j=0; j<5; j++)
                {
                        CIvfTransformPtr tf = new CIvfTransform();
                        tf->addChild(cube);
                        tf->setPosition(-5.0+2.5*(double)i, 0.0, -5.0+2.5*(double)j);
                        m_scene->addChild(tf);

                        CIvfRotateControllerPtr ctl = new CIvfRotateController();
                        ctl->setShape(tf);
                        ctl->setRotationSpeed(45.0*3.0/10.0);
                        ctl->activate();

                        CIvfSpline3dPtr path = new CIvfSpline3d();
                        path->setSize(2);
                        path->getPoint(0)->setComponents(-5.0+2.5*(double)i, 0.0, -5.0+2.5*(double)j);
                        path->getPoint(1)->setComponents(-5.0+2.5*(double)i, 3.0, -5.0+2.5*(double)j);
                        path->update();

                        CIvfPathControllerPtr pathCtl = new CIvfPathController();
                        pathCtl->setPath(path);
                        pathCtl->setShape(tf);
                        pathCtl->setInitialSpeed(0.1);
                        pathCtl->activate();

                        CIvfControllerGroupPtr groupCtl = new CIvfControllerGroup();
                        groupCtl->addChild(ctl);
                        groupCtl->addChild(pathCtl);
                        //groupCtl->activate();

                        m_controllers->addChild(groupCtl);

                        CIvfActionPtr action = new CIvfAction();
                        action->setActionType(IVF_ACTION_ACTIVATE);
                        action->setTarget(groupCtl);
                        action->setTime(1.0+1.0*(double)(i*5+j));

                        m_controllers->addAction(action);
                        
                        action = new CIvfAction();
                        action->setActionType(IVF_ACTION_DEACTIVATE);
                        action->setTarget(ctl);
                        action->setTime(1.0+1.0*(double)(i*5+j)+10.0);

                        m_controllers->addAction(action);
                }

        // Create a light

        CIvfLightingPtr lighting = CIvfLighting::getInstance();
        
        m_light = lighting->getLight(0);;
        m_light->setLightPosition(1.0, 1.0, 1.0, 0.0);
        m_light->setAmbientColor(0.2f, 0.2f, 0.2f, 1.0f); 
        m_light->enable();

        enableTimeout(0.01, 0);
}

// ------------------------------------------------------------
void CExampleWindow::onResize(int width, int height)
{
        m_camera->setPerspective(45.0, 0.1, 100.0);
        m_camera->setViewPort(width, height);
        m_camera->initialize();
}

// ------------------------------------------------------------
void CExampleWindow::onRender()
{
        m_light->render();

        m_camera->rotatePositionY(m_angleX/100.0);
        m_camera->rotatePositionX(m_angleY/100.0);
        m_camera->moveSideways(m_moveX/100.0);
        m_camera->moveVertical(m_moveY/100.0);
        m_camera->moveDepth(m_zoomY/50.0);
        m_camera->render();

        m_scene->render();
}

// ------------------------------------------------------------
void CExampleWindow::onMouseDown(int x, int y)
{
        m_beginX = x;
        m_beginY = y;
}

// ------------------------------------------------------------
void CExampleWindow::onMouseMove(int x, int y)
{
        m_angleX = 0.0;
        m_angleY = 0.0;
        m_moveX = 0.0;
        m_moveY = 0.0;
        m_zoomX = 0.0;
        m_zoomY = 0.0;

        if (isLeftButtonDown())
        {
                m_angleX = (x - m_beginX);
                m_angleY = (y - m_beginY);
                m_beginX = x;
                m_beginY = y;
                redraw();
        }

        if (isRightButtonDown())
        {
                if (getModifierKey() == CIvfWidgetBase::MT_SHIFT)
                {
                        m_zoomX = (x - m_beginX);
                        m_zoomY = (y - m_beginY);
                }
                else
                {
                        m_moveX = (x - m_beginX);
                        m_moveY = (y - m_beginY);
                }
                m_beginX = x;
                m_beginY = y;

                redraw();
        }
}

// ------------------------------------------------------------
void CExampleWindow::onMouseUp(int x, int y)
{
        m_angleX = 0.0;
        m_angleY = 0.0;
        m_moveX = 0.0;
        m_moveY = 0.0;
        m_zoomX = 0.0;
        m_zoomY = 0.0;
}

// ------------------------------------------------------------
bool CExampleWindow::onTimeout0()
{
        m_controllers->update(0.01);
        redraw();
        return true;
}

// ------------------------------------------------------------
void CExampleWindow::onKeyboard(int key, int x, int y)
{
}

// ------------------------------------------------------------
// Main program
// ------------------------------------------------------------

int main(int argc, char **argv) 
{
        // Create Ivf++ application object.

        CIvfApplicationPtr app = new CIvfApplication(IVF_DOUBLE|IVF_RGB);

        // Create a window

        CExampleWindowPtr window = new CExampleWindow(0, 0, 512, 512);

        // Set window title and show window

        window->setWindowTitle("Ivf++ Controller example");
        window->show();

        // Enter main application loop

    app->run();

        return 0;
}

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