diff -r cef43609a374 -r 0133e565e072 src/gl/partrenderer.h
--- a/src/gl/partrenderer.h	Sat Dec 14 23:00:01 2019 +0200
+++ b/src/gl/partrenderer.h	Wed Jan 01 17:45:56 2020 +0200
@@ -4,22 +4,28 @@
 #include <QQuaternion>
 #include "main.h"
 #include "gl/common.h"
+#include "gl/compiler.h"
 
 class PartRenderer : public QOpenGLWidget, protected QOpenGLFunctions
 {
+	Q_OBJECT
 public:
-	PartRenderer(QWidget* parent = nullptr);
+	PartRenderer(Model* model, DocumentManager* documents, QWidget* parent = nullptr);
 protected:
 	void initializeGL() override;
 	void resizeGL(int width, int height) override;
 	void paintGL() override;
 	void mouseMoveEvent(QMouseEvent* event) override;
+	void setCompiler(gl::Compiler* compiler);
 private slots:
 	void setRenderStyle(const gl::RenderStyle newStyle);
 private:
+	Model* const model;
+	DocumentManager* const documents;
 	QPointF lastMousePosition;
 	bool initialized = false;
 	gl::RenderStyle renderStyle = gl::RenderStyle::Normal;
 	QQuaternion rotation;
 	void initializeLighting();
+	gl::Compiler* compiler;
 };