dust3d/application/sources/model_widget.h

130 lines
4.4 KiB
C++

#ifndef DUST3D_APPLICATION_MODEL_WIDGET_H_
#define DUST3D_APPLICATION_MODEL_WIDGET_H_
#include <memory>
#include <QOpenGLWidget>
#include <QOpenGLBuffer>
#include <QOpenGLTexture>
#include <QMatrix4x4>
#include <QMutex>
#include <QVector2D>
#include <QTimer>
#include <QString>
#include "model_mesh.h"
#include "model_opengl_program.h"
#include "model_opengl_object.h"
#include "monochrome_mesh.h"
#include "monochrome_opengl_program.h"
#include "monochrome_opengl_object.h"
class ModelWidget : public QOpenGLWidget
{
Q_OBJECT
signals:
void mouseRayChanged(const QVector3D &near, const QVector3D &far);
void mousePressed();
void mouseReleased();
void addMouseRadius(float radius);
void renderParametersChanged();
void xRotationChanged(int angle);
void yRotationChanged(int angle);
void zRotationChanged(int angle);
void eyePositionChanged(const QVector3D &eyePosition);
void moveToPositionChanged(const QVector3D &moveToPosition);
public:
ModelWidget(QWidget *parent = 0);
~ModelWidget();
void updateMesh(ModelMesh *mesh);
void updateWireframeMesh(MonochromeMesh *mesh);
void toggleWireframe();
bool isWireframeVisible();
void toggleRotation();
void enableMove(bool enabled);
void enableZoom(bool enabled);
void enableMousePicking(bool enabled);
void setMoveAndZoomByWindow(bool byWindow);
void disableCullFace();
void setMoveToPosition(const QVector3D &moveToPosition);
bool inputMousePressEventFromOtherWidget(QMouseEvent *event, bool notGraphics=false);
bool inputMouseMoveEventFromOtherWidget(QMouseEvent *event);
bool inputWheelEventFromOtherWidget(QWheelEvent *event);
bool inputMouseReleaseEventFromOtherWidget(QMouseEvent *event);
QPoint convertInputPosFromOtherWidget(QMouseEvent *event);
int widthInPixels();
int heightInPixels();
void setNotGraphics(bool notGraphics);
int xRot();
int yRot();
int zRot();
const QVector3D &eyePosition();
const QVector3D &moveToPosition();
const QString &openGLVersion();
public slots:
void setXRotation(int angle);
void setYRotation(int angle);
void setZRotation(int angle);
void setEyePosition(const QVector3D &eyePosition);
void cleanup();
void zoom(float delta);
void setMousePickTargetPositionInModelSpace(QVector3D position);
void setMousePickRadius(float radius);
void reRender();
void canvasResized();
protected:
void initializeGL() override;
void paintGL() override;
void resizeGL(int width, int height) override;
void mousePressEvent(QMouseEvent *event) override;
void mouseMoveEvent(QMouseEvent *event) override;
void wheelEvent(QWheelEvent *event) override;
void mouseReleaseEvent(QMouseEvent *event) override;
private:
int m_xRot = m_defaultXRotation;
int m_yRot = m_defaultYRotation;
int m_zRot = m_defaultZRotation;
int m_directionOnMoveStart = 0;
std::unique_ptr<ModelOpenGLProgram> m_modelOpenGLProgram;
std::unique_ptr<ModelOpenGLObject> m_modelOpenGLObject;
std::unique_ptr<MonochromeOpenGLProgram> m_monochromeOpenGLProgram;
std::unique_ptr<MonochromeOpenGLObject> m_wireframeOpenGLObject;
bool m_moveStarted = false;
bool m_moveEnabled = true;
bool m_zoomEnabled = true;
bool m_mousePickingEnabled = false;
QVector3D m_mousePickTargetPositionInModelSpace;
QPoint m_lastPos;
QMatrix4x4 m_projection;
QMatrix4x4 m_camera;
QMatrix4x4 m_world;
float m_mousePickRadius = 0.0;
QVector3D m_eyePosition = m_defaultEyePosition;
static float m_minZoomRatio;
static float m_maxZoomRatio;
QPoint m_moveStartPos;
QRect m_moveStartGeometry;
int m_modelInitialHeight = 0;
QTimer *m_rotationTimer = nullptr;
int m_widthInPixels = 0;
int m_heightInPixels = 0;
QVector3D m_moveToPosition;
bool m_moveAndZoomByWindow = true;
bool m_enableCullFace = true;
bool m_notGraphics = false;
bool m_isWireframeVisible = false;
std::pair<QVector3D, QVector3D> screenPositionToMouseRay(const QPoint &screenPosition);
void updateProjectionMatrix();
void normalizeAngle(int &angle);
void drawModel();
void drawWireframe();
public:
static int m_defaultXRotation;
static int m_defaultYRotation;
static int m_defaultZRotation;
static QVector3D m_defaultEyePosition;
static QString m_openGLVersion;
static QString m_openGLShadingLanguageVersion;
static bool m_openGLIsCoreProfile;
};
#endif