--- a/src/gl/partrenderer.cpp Wed Mar 18 17:11:23 2020 +0200 +++ b/src/gl/partrenderer.cpp Thu Mar 19 21:06:06 2020 +0200 @@ -61,11 +61,7 @@ abort(); } this->compiler->initialize(); - this->compiler->build(this->model, this->documents, this->renderPreferences); - connect(this->model, &Model::dataChanged, [&]() - { - this->compiler->build(this->model, this->documents, this->renderPreferences); - }); + connect(this->model, &Model::dataChanged, this, &PartRenderer::build); this->initialized = true; this->modelQuaternion = glm::angleAxis(glm::radians(30.0f), glm::vec3{-1, 0, 0}); this->modelQuaternion *= glm::angleAxis(glm::radians(225.0f), glm::vec3{-0, 1, 0}); @@ -112,6 +108,11 @@ void PartRenderer::renderScene() { + if (this->needBuild) + { + this->compiler->build(this->model, this->documents, this->renderPreferences); + this->needBuild = false; + } this->checkForGLErrors(); if (this->renderPreferences.lineAntiAliasing && this->renderPreferences.style != gl::RenderStyle::PickScene) { @@ -212,6 +213,11 @@ { } +void PartRenderer::build() +{ + this->needBuild = true; +} + void PartRenderer::renderVao(const gl::ArrayClass arrayClass) { this->compiler->bindVertexArray(arrayClass); @@ -370,7 +376,7 @@ this->renderPreferences = newPreferences; if (mainColorChanged or backgroundColorChanged) { - this->compiler->build(this->model, this->documents, this->renderPreferences); + this->build(); this->setupBackgroundColor(); } emit this->renderPreferencesChanged();