Difference between revisions of "Tutorial - Setup Horde with Qt4"

#ifndef GLWIDGET_H_INCLUDED

#define GLWIDGET_H_INCLUDED

#include <QtOpenGL/qgl.h>
#include <QKeyEvent>
#include <Horde3D.h>
#include <Horde3DUtils.h>


class GLWidget : public QGLWidget{
    Q_OBJECT

    public:
        GLWidget(QWidget *parent = 0);
        ~GLWidget();
        QSize minimumSizeHint() const;
        QSize sizeHint() const;

    protected:
        void initializeGL();
        void paintGL();
        void resizeGL(int width,int height);
        void mousePressEvent(QMouseEvent *event);
        void mouseMoveEvent(QMouseEvent *event);
        void keyPressEvent(QKeyEvent *event);

    private:
        ResHandle logoRes;
};



#endif // GLWIDGET_H_INCLUDED

#include "../include/glwidget.h"

NodeHandle model = 0, cam = 0;

GLWidget::GLWidget(QWidget *parent) : QGLWidget(parent){
    resize(sizeHint());
}

GLWidget::~GLWidget(){
    Horde3D::release();
}

QSize GLWidget::minimumSizeHint() const{
    return QSize(50,50);
}

QSize GLWidget::sizeHint() const{
    return QSize(800,600);
}

void GLWidget::initializeGL(){
    if(!Horde3D::init()){
        Horde3DUtils::dumpMessages();
        return;
    }

    Horde3DUtils::setResourcePath( ResourceTypes::SceneGraph, "models" );
    Horde3DUtils::setResourcePath( ResourceTypes::Geometry, "models" );
    Horde3DUtils::setResourcePath( ResourceTypes::Animation, "models" );
    Horde3DUtils::setResourcePath( ResourceTypes::Material, "materials" );
    Horde3DUtils::setResourcePath( ResourceTypes::Code, "shaders" );
    Horde3DUtils::setResourcePath( ResourceTypes::Shader, "shaders" );
    Horde3DUtils::setResourcePath( ResourceTypes::Texture2D, "textures" );
    Horde3DUtils::setResourcePath( ResourceTypes::TextureCube, "textures" );
    Horde3DUtils::setResourcePath( ResourceTypes::Effect, "effects" );
    Horde3DUtils::setResourcePath( ResourceTypes::Pipeline, "pipelines" );

    ResHandle pipeRes = Horde3D::addResource( ResourceTypes::Pipeline, "deferred.pipeline.xml",0);
    ResHandle modelRes = Horde3D::addResource(ResourceTypes::SceneGraph,"charecter.scene.xml",0);
    ResHandle animRes = Horde3D::addResource(ResourceTypes::Animation,"walk.anim.xml",0);
    ResHandle fontRes = Horde3D::addResource(ResourceTypes::Material,"font.material.xml",0);

    logoRes = Horde3D::addResource(ResourceTypes::Material,"logo.material.xml",0);

    Horde3DUtils::loadResourcesFromDisk("media");

    Horde3D::setOption( EngineOptions::LoadTextures, 1 );
    Horde3D::setOption( EngineOptions::TexCompression, 0 );
    Horde3D::setOption( EngineOptions::FastAnimation, 0 );
    Horde3D::setOption( EngineOptions::AnisotropyFactor, 8 );
    Horde3D::setOption( EngineOptions::ShadowMapSize, 2048 );
    Horde3D::setOption( EngineOptions::DebugViewMode,0.0f);
    model = Horde3D::addNodes(RootNode,modelRes);

    //Horde3D::setupModelAnimStage(model,0,animRes,"",true);

    NodeHandle light = Horde3D::addLightNode(RootNode,"Light1", 0,"LIGHTING","SHADOWMAP");

    Horde3D::setNodeTransform(light,0,2,0,0,00,0,1,1,1);

    Horde3D::setNodeParamf( light, LightNodeParams::Radius, 50 );
    Horde3D::setNodeParamf( light, LightNodeParams::FOV, 90 );
    Horde3D::setNodeParami( light, LightNodeParams::ShadowMapCount, 3 );
    Horde3D::setNodeParamf( light, LightNodeParams::ShadowSplitLambda, 0.9f );
    Horde3D::setNodeParamf( light, LightNodeParams::ShadowMapBias, 0.001f );
    Horde3D::setNodeParamf( light, LightNodeParams::Col_R, 0.9f );
    Horde3D::setNodeParamf( light, LightNodeParams::Col_G, 0.7f );
    Horde3D::setNodeParamf( light, LightNodeParams::Col_B, 0.75f );

    cam = Horde3D::addCameraNode(RootNode,"Camera",pipeRes);

}

void GLWidget::paintGL(){
    float curFps = 60;
    curFps = curFps + 10.0f * ( 1/curFps);
    Horde3D::setNodeTransform(model,curFps*10,0,0,0,0,0,1,1,1);
    Horde3D::showOverlay(0.75f,0,0,0,1,0,1,0,1,0.2f,1,1,0.75f,0.2f,0,1,7,logoRes);
    Horde3D::render(cam);
    Horde3D::clearOverlays();
    Horde3DUtils::dumpMessages();
}

void GLWidget::resizeGL(int width,int height){
    Horde3D::resize(0,0,800,600);
    Horde3D::setupCameraView(cam,45.0f,(float)width /height,0.1f,1000.0f);
}

void GLWidget::mousePressEvent(QMouseEvent *event){
    if (event->buttons() & Qt::LeftButton)
    {
      std::cout<<"left mouse button pressed";
    } 

}

void GLWidget::mouseMoveEvent(QMouseEvent *event){
    QPoint pnt = event->pos();
    
    if ( pnt.x() == 0 )
            std::cout<<"pointers xvalue equals zero";
    
    if ( pnt.y() == 0 )
            std::cout<<"pointers yvalue equals zero";
}

void GLWidget::keyPressEvent(QKeyEvent *event){

	switch( event->key() )
	{
	case Qt::Key_Up:
                std::cout<<"up pressed";

		break;
	case Qt::Key_Down:
                std::cout<<"down pressed";
                 
                break;

	default:
		GLWidget::keyPressEvent( event );
	}

}

#include <qapplication.h>
#include <include/glwidget.h>

int main(int argc, char* argv[])
{
    QApplication app(argc, argv);
    GLWidget widget;

    widget.show();

    return app.exec();
}

######################################################################
# Automatically generated by qmake (2.01a) Mon Aug 4 18:39:01 2008
######################################################################

TEMPLATE = app
TARGET = 
DEPENDPATH += . include src
INCLUDEPATH += . include /usr/include/Horde3D1.0.0/Bindings/C++
LIBS += -L/usr/include/Horde3D1.0.0/Binaries/Linux_x86 -lHorde3D -lHorde3DUtils

QT += opengl

# Input
HEADERS += include/glwidget.h
SOURCES += main.cpp src/glwidget.cpp