diff -r a36913fc552a -r f21b800b02a4 src/gl/partrenderer.cpp
--- a/src/gl/partrenderer.cpp	Fri Mar 06 16:08:53 2020 +0200
+++ b/src/gl/partrenderer.cpp	Fri Mar 06 20:13:10 2020 +0200
@@ -80,7 +80,7 @@
 		0.1f,
 		10000.f);
 	this->compiler->setUniformMatrix("projectionMatrix", this->projectionMatrix);
-	emit projectionMatrixChanged();
+	emit projectionMatrixChanged(this->projectionMatrix);
 }
 
 static GLenum getGlTypeForArrayClass(const gl::ArrayClass vboClass)
@@ -192,14 +192,14 @@
 	const double z  = 2 * std::exp(this->zoom) * (1 + this->compiler->modelDistance());
 	this->viewMatrix = glm::lookAt(glm::vec3{0, 0, z}, {0, 0, 0}, {0, -1, 0});
 	this->compiler->setUniformMatrix("viewMatrix", this->viewMatrix);
-	emit this->viewMatrixChanged();
+	emit this->viewMatrixChanged(this->viewMatrix);
 }
 
 void PartRenderer::updateModelMatrix()
 {
 	this->modelMatrix = glm::mat4_cast(this->modelQuaternion);
 	this->compiler->setUniformMatrix("modelMatrix", modelMatrix);
-	emit this->modelMatrixChanged();
+	emit this->modelMatrixChanged(this->modelMatrix);
 	this->update();
 }