It now works, but after a few seconds the debug halts, saying abort w…

…as called

Not clear why

src/flamegpu/visualiser/Draw.cpp

@@ -91,6 +91,9 @@ void Draw::save(bool replaceExisting) {
     requiredLength += tState.count;
     stateDirectory.insert({ tName, std::move(tState) });
 }
+bool Draw::has(const std::string &name) {
+    return stateDirectory.find(name) != stateDirectory.end();
+}
 Draw::State Draw::_save(bool isTemporary) {
     if (tType == Type::Lines && tVertices.size() % 2 != 0) {
         THROW VisAssert("Draw::_save(): Line drawings require an even number of vertices.\n");

src/flamegpu/visualiser/Draw.h

@@ -68,6 +68,10 @@ class Draw : Renderable {
      * @throw Throws a runtime exception if called whilst the draw state is not open
      */
     void save(bool replaceExisting = false);
+    /**
+     * Check whether a drawing with the name exists.
+     **/
+    bool has(const std::string &name);
     /**
      * Renders a saved drawstate
      * @param name The name of the draw state to render

src/flamegpu/visualiser/Visualiser.cpp

@@ -209,10 +209,10 @@ Visualiser::Visualiser(const ModelConfig& modelcfg)
     // Process lines
     for (auto &line : modelcfg.lines) {
         addLine(lines_static, line, std::to_string(totalLines++), false);
-    }
+    }/*
     for (auto& [name, line] : modelcfg.dynamic_lines) {
         addLine(lines_dynamic, line, name, false);
-    }
+    }*/
     // Default lighting, single point light attached to camera
     // Maybe in future let user specify lights instead of this
     {
@@ -468,7 +468,9 @@ void Visualiser::render() {
         for (unsigned int i = 0; i < totalLines; ++i)
             lines_static->render(std::to_string(i));
         for (const auto &[name, _] : modelConfig.dynamic_lines)
-            lines_dynamic->render(name);
+            // Dynamic lines may begin uninitialised
+            if (lines_dynamic->has(name))
+                lines_dynamic->render(name);
         GL_CALL(glDisable(GL_BLEND));
     }
     GL_CALL(glViewport(0, 0, windowDims.x, windowDims.y));

src/flamegpu/visualiser/config/ModelConfig.cpp

@@ -46,6 +46,7 @@ ModelConfig &ModelConfig::operator=(const ModelConfig &other) {
     isPython = other.isPython;
     isOrtho = other.isOrtho;
     orthoZoom = other.orthoZoom;
+    dynamic_lines = other.dynamic_lines;  // Here because they are probably empty at construction, so addLine() can't be used
     // staticModels
     // lines
     // panels