93 lines
1.9 KiB
C++
93 lines
1.9 KiB
C++
#include "OpenGLView.h"
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#include <QQuickWindow>
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#include <QHoverEvent>
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#include "MainModelerWindow.h"
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#include "CameraDefinition.h"
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#include "OpenGLRenderer.h"
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#include "Scenery.h"
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OpenGLView::OpenGLView(QQuickItem *parent) :
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QQuickItem(parent)
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{
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initialized = false;
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window = NULL;
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renderer = NULL;
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setAcceptedMouseButtons(Qt::AllButtons);
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setAcceptHoverEvents(true);
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setKeepMouseGrab(true);
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connect(this, SIGNAL(windowChanged(QQuickWindow*)), this, SLOT(handleWindowChanged(QQuickWindow*)));
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startTimer(250);
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}
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void OpenGLView::handleWindowChanged(QQuickWindow *win)
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{
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if (win)
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{
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window = qobject_cast<MainModelerWindow *>(win);
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if (window)
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{
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renderer = window->getRenderer();
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connect(win, SIGNAL(beforeRendering()), this, SLOT(paint()), Qt::DirectConnection);
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win->setClearBeforeRendering(false);
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initialized = false;
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}
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}
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}
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void OpenGLView::paint()
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{
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if (not initialized)
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{
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renderer->initialize();
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initialized = true;
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}
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renderer->resize(width(), height());
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renderer->prepareOpenGLState();
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renderer->paint();
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if (window)
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{
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window->resetOpenGLState();
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}
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}
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void OpenGLView::hoverMoveEvent(QHoverEvent *event)
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{
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if (!renderer)
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{
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return;
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}
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CameraDefinition camera;
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renderer->getScenery()->getCamera(&camera);
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QPointF diff = event->posF() - event->oldPosF();
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camera.strafeRight(diff.x() * 0.1);
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camera.strafeUp(diff.y() * 0.1);
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camera.validate();
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camera.copy(renderer->render_camera);
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renderer->getScenery()->setCamera(&camera);
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renderer->getScenery()->getCamera(&camera);
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renderer->cameraChangeEvent(&camera);
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if (window)
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{
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window->update();
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}
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}
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void OpenGLView::timerEvent(QTimerEvent *)
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{
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if (window)
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{
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window->update();
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}
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}
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