Fixes for event system

resources/debug/debug.material

@@ -69,3 +69,27 @@ material Debug/Red2
 	}
 }
 
+/**
+ * Debug material for normal visualization overlay.
+ * Renders on top of everything (depth_check off, depth_write off)
+ * Uses vertex colours so each normal line can have its own colour.
+ * Rendered in overlay queue to appear on top of all geometry.
+ */
+material Debug/NormalOverlay
+{
+	technique
+	{
+		pass
+		{
+			lighting off
+			depth_check off
+			depth_write off
+			ambient 1.0 1.0 1.0 1.0
+			diffuse vertexcolour
+			specular 0.0 0.0 0.0 1.0
+			cull_software none
+			cull_hardware none
+			scene_blend alpha_blend
+		}
+	}
+}

src/features/editScene/systems/EditorUISystem.cpp

@@ -40,6 +40,7 @@
 #include "../components/GoapRunner.hpp"
 #include "../components/PathFollowing.hpp"
 #include "../components/Actuator.hpp"
+#include "../components/EventHandler.hpp"
 #include "../components/PrefabInstance.hpp"
 
 #include "../ui/TransformEditor.hpp"
@@ -1071,6 +1072,14 @@ void EditorUISystem::renderComponentList(flecs::entity entity)
 		componentCount++;
 	}
 
+	// Render EventHandler if present
+	if (entity.has<EventHandlerComponent>()) {
+		auto &handler = entity.get_mut<EventHandlerComponent>();
+		m_componentRegistry.render<EventHandlerComponent>(entity,
+								  handler);
+		componentCount++;
+	}
+
 	// Show message if no components
 
 	if (componentCount == 0) {

src/features/editScene/ui/BehaviorTreeEditor.cpp

@@ -27,6 +27,8 @@ static ImU32 nodeTypeColorU32(const Ogre::String &type)
 		return IM_COL32(0x80, 0x80, 0x80, 0xFF);
 	if (type == "enablePhysics")
 		return IM_COL32(0x4C, 0xCC, 0x4C, 0xFF);
+	if (type == "sendEvent")
+		return IM_COL32(0xFF, 0x99, 0x00, 0xFF);
 	return IM_COL32(0xFF, 0xFF, 0xFF, 0xFF);
 }
 
@@ -204,6 +206,8 @@ void BehaviorTreeEditor::renderTree(BehaviorTreeNode &node,
 				queueAddChild(&node, "disablePhysics");
 			if (ImGui::MenuItem("Add Enable Physics"))
 				queueAddChild(&node, "enablePhysics");
+			if (ImGui::MenuItem("Add Send Event"))
+				queueAddChild(&node, "sendEvent");
 		}
 		if (parent) {
 			size_t idx = findChildIndex(*parent, &node);
@@ -257,6 +261,8 @@ void BehaviorTreeEditor::renderTree(BehaviorTreeNode &node,
 				queueAddChild(&node, "disablePhysics");
 			if (ImGui::MenuItem("Enable Physics"))
 				queueAddChild(&node, "enablePhysics");
+			if (ImGui::MenuItem("Send Event"))
+				queueAddChild(&node, "sendEvent");
 			ImGui::EndPopup();
 		}
 	}
@@ -310,7 +316,8 @@ void BehaviorTreeEditor::renderProperties(BehaviorTreeNode *node)
 				"delay",
 				"teleportToChild",
 				"disablePhysics",
-				"enablePhysics" };
+				"enablePhysics",
+				"sendEvent" };
 	int typeIdx = 0;
 	for (int i = 0; i < IM_ARRAYSIZE(types); i++) {
 		if (node->type == types[i]) {
@@ -354,6 +361,9 @@ void BehaviorTreeEditor::renderProperties(BehaviorTreeNode *node)
 		} else if (node->type == "teleportToChild") {
 			label = "Child Name";
 			hint = "Name of child entity under Smart Object to teleport to";
+		} else if (node->type == "sendEvent") {
+			label = "Event Name";
+			hint = "Name of the event to send via EventBus";
 		}
 
 		if (ImGui::InputText(label, buf, sizeof(buf)))
@@ -363,7 +373,8 @@ void BehaviorTreeEditor::renderProperties(BehaviorTreeNode *node)
 
 		// Params input for nodes that need it
 		if (node->type == "setBit" || node->type == "setValue" ||
-		    node->type == "checkValue" || node->type == "delay") {
+		    node->type == "checkValue" || node->type == "delay" ||
+		    node->type == "sendEvent") {
 			char pbuf[256];
 			snprintf(pbuf, sizeof(pbuf), "%s",
 				 node->params.c_str());
@@ -376,6 +387,8 @@ void BehaviorTreeEditor::renderProperties(BehaviorTreeNode *node)
 				phint = "Comparison: == 5, > 3.14, != 1,2,3";
 			else if (node->type == "delay")
 				phint = "Duration in seconds (float, default 1.0)";
+			else if (node->type == "sendEvent")
+				phint = "Event params: key=val key2=val2 ...";
 			if (ImGui::InputText("Params", pbuf, sizeof(pbuf)))
 				node->params = pbuf;
 			if (phint && ImGui::IsItemHovered())

src/features/editScene/ui/InlineBehaviorTreeEditor.cpp

@@ -96,6 +96,8 @@ static ImVec4 typeColorVec(const char *type)
 		return ImVec4(0.5f, 0.5f, 0.5f, 1.0f);
 	if (!strcmp(type, "enablePhysics"))
 		return ImVec4(0.3f, 0.8f, 0.3f, 1.0f);
+	if (!strcmp(type, "sendEvent"))
+		return ImVec4(1.0f, 0.6f, 0.0f, 1.0f);
 	return ImVec4(1.0f, 1.0f, 1.0f, 1.0f);
 }
 
@@ -145,6 +147,12 @@ void InlineBehaviorTreeEditor::renderNode(BehaviorTreeNode &node,
 					.childIndex = node.children.size(),
 					.addType = "teleportToChild" });
 		}
+		if (ImGui::MenuItem("Add Send Event")) {
+			queueOp(EditOp{ .type = EditOp::Add,
+					.parent = &node,
+					.childIndex = node.children.size(),
+					.addType = "sendEvent" });
+		}
 		if (parent && ImGui::MenuItem("Remove")) {
 			for (size_t i = 0; i < parent->children.size(); i++) {
 				if (&parent->children[i] == &node) {
@@ -260,7 +268,8 @@ void InlineBehaviorTreeEditor::renderProps(BehaviorTreeNode *node)
 				"delay",
 				"teleportToChild",
 				"disablePhysics",
-				"enablePhysics" };
+				"enablePhysics",
+				"sendEvent" };
 	int current = 0;
 	for (int i = 0; i < IM_ARRAYSIZE(types); i++) {
 		if (node->type == types[i]) {
@@ -305,6 +314,9 @@ void InlineBehaviorTreeEditor::renderProps(BehaviorTreeNode *node)
 		} else if (node->type == "teleportToChild") {
 			label = "Child Name";
 			hint = "Name of child entity under Smart Object to teleport to";
+		} else if (node->type == "sendEvent") {
+			label = "Event Name";
+			hint = "Name of the event to send via EventBus";
 		}
 
 		if (ImGui::InputText(label, buf, sizeof(buf)))
@@ -314,7 +326,8 @@ void InlineBehaviorTreeEditor::renderProps(BehaviorTreeNode *node)
 
 		// Params input for nodes that need it
 		if (node->type == "setBit" || node->type == "setValue" ||
-		    node->type == "checkValue" || node->type == "delay") {
+		    node->type == "checkValue" || node->type == "delay" ||
+		    node->type == "sendEvent") {
 			char pbuf[256];
 			snprintf(pbuf, sizeof(pbuf), "%s",
 				 node->params.c_str());
@@ -327,6 +340,8 @@ void InlineBehaviorTreeEditor::renderProps(BehaviorTreeNode *node)
 				phint = "Comparison: == 5, > 3.14, != 1,2,3";
 			else if (node->type == "delay")
 				phint = "Duration in seconds (float, default 1.0)";
+			else if (node->type == "sendEvent")
+				phint = "Event params: key=val key2=val2 ...";
 			if (ImGui::InputText("Params", pbuf, sizeof(pbuf)))
 				node->params = pbuf;
 			if (phint && ImGui::IsItemHovered())