added dialog start radius and background by time in cutscenes

src/Game.cpp

@@ -656,16 +656,23 @@ namespace ZL
 							// Check if we clicked on an NPC
 							Character* clickedNpc = raycastNpcs(camPos, rayDir);
 							if (clickedNpc && player) {
-								int npcIndex = -1;
-								for (size_t i = 0; i < npcs.size(); ++i) {
-									if (npcs[i].get() == clickedNpc) {
-										npcIndex = static_cast<int>(i);
-										break;
+								float distance = (player->position - clickedNpc->position).norm();
+								if (distance <= clickedNpc->interactionRadius) {
+									int npcIndex = -1;
+									for (size_t i = 0; i < npcs.size(); ++i) {
+										if (npcs[i].get() == clickedNpc) {
+											npcIndex = static_cast<int>(i);
+											break;
+										}
+									}
+									if (npcIndex != -1) {
+										std::cout << "[CLICK] NPC interaction (distance " << distance << ")" << std::endl;
+										scriptEngine.callNpcInteractCallback(npcIndex);
 									}
 								}
-								if (npcIndex != -1) {
-									std::cout << "[CLICK] *** SUCCESS: Clicked on NPC index: " << npcIndex << " ***" << std::endl;
-									scriptEngine.callNpcInteractCallback(npcIndex);
+								else {
+									std::cout << "[CLICK] Too far from NPC (distance " << distance
+										<< " > " << clickedNpc->interactionRadius << ")" << std::endl;
 								}
 							}
 							else if (rayDir.y() < -0.001f && player) {