src/gl/partrenderer.h

#pragma once
#include <QOpenGLWidget>
#include <QOpenGLFunctions>
#include <QQuaternion>
#include <QOpenGLVertexArrayObject>
#include <QOpenGLBuffer>
#include <QOpenGLShader>
#include <QOpenGLShaderProgram>
#include <glm/glm.hpp>
#include "main.h"
#include "gl/common.h"
#include "gl/compiler.h"

class PartRenderer : public QOpenGLWidget, protected QOpenGLFunctions
{
	Q_OBJECT
public:
	PartRenderer(Model* model, DocumentManager* documents, const ColorTable& colorTable, QWidget* parent = nullptr);
	~PartRenderer() override;
protected:
	void initializeGL() override;
	void resizeGL(int width, int height) override;
	void paintGL() override;
	void mouseMoveEvent(QMouseEvent* event) override;
	void wheelEvent(QWheelEvent* event) override;
private slots:
	void setRenderStyle(const gl::RenderStyle newStyle);
private:
	void renderScene();
	void updateViewMatrix();
	Model* const model;
	DocumentManager* const documents;
	const ColorTable& colorTable;
	QPointF lastMousePosition;
	gl::Compiler* compiler;
	gl::RenderStyle renderStyle = gl::RenderStyle::Normal;
	glm::mat4 projectionMatrix;
	glm::mat4 viewMatrix;
	glm::quat modelQuaternion;
	static constexpr double MIN_ZOOM = 0.0;
	static constexpr double MAX_ZOOM = 3.0;
	double zoom = 1.0;
	bool initialized = false;
	void initializeLighting();
	void renderVao(const gl::ArrayClass arrayClass);
	void checkForGLErrors();
	glm::mat4 modelMatrix() const;
};