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/* Copyright (c) 2013, 2015 Stanislaw Halik <sthalik@misaki.pl>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*/
#pragma once
#include <QtGlobal>
#include <QWidget>
#include <QPixmap>
#include "opentrack/plugin-api.hpp"
#include "opentrack-logic/simple-mat.hpp"
#include "opentrack-compat/timer.hpp"
#ifdef BUILD_pose_widget
# define POSE_WIDGET_EXPORT Q_DECL_EXPORT
#else
# define POSE_WIDGET_EXPORT Q_DECL_IMPORT
#endif
class POSE_WIDGET_EXPORT GLWidget : public QWidget
{
public:
using num = float;
using vec2 = Mat<num, 2, 1>;
using vec3 = Mat<num, 3, 1>;
using rmat = Mat<num, 3, 3>;
GLWidget(QWidget *parent);
~GLWidget();
void rotateBy(float xAngle, float yAngle, float zAngle, float x, float y, float z);
protected:
void paintEvent (QPaintEvent *event) override;
private:
vec2 project(const vec3& point);
vec3 project2(const vec3& point);
void project_quad_texture();
static inline vec3 normal(const vec3& p1, const vec3& p2, const vec3& p3);
rmat rotation;
vec3 translation;
QImage front;
QImage back;
QImage image;
Timer visible_timer;
bool visible;
};
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