add: basic amxx module api (actual module pending).

inc/module.h

@@ -0,0 +1,42 @@
+//
+// YaPB - Counter-Strike Bot based on PODBot by Markus Klinge.
+// Copyright © 2004-2020 YaPB Project <yapb@jeefo.net>.
+//
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+// AMX Mod X Module API Version (bump if interface changed)
+constexpr int kYaPBModuleVersion = 1;
+
+// basic module interface, if you need to additional stuff, please post an issue
+class IYaPBModule {
+public:
+   // get the bot version string
+   virtual const char *getBotVersion () = 0;
+
+   // checks if bots are currently in game
+   virtual bool isBotsInGame () = 0;
+
+   // checks whether specified players is a yapb bot
+   virtual bool isBot (int entity) = 0;
+
+   // gets the node nearest to origin
+   virtual int getNearestNode (const Vector &origin) = 0;
+
+   // checks wether node is valid
+   virtual bool isNodeValid (int node) = 0;
+
+   // gets the node origin
+   virtual float *getNodeOrigin (int node) = 0;
+
+   // get the bots current active node
+   virtual int getCurrentNodeId (int entity) = 0;
+
+   // force bot to go to the selected node
+   virtual void setBotGoal (int entity, int node) = 0;
+
+   // force bot to go to selected origin
+   virtual void setBotGoalOrigin (int entity, float *origin) = 0;
+};

inc/yapb.h

@@ -16,6 +16,7 @@
 using namespace cr;
 
 #include <product.h>
+#include <module.h>
 
 // forwards
 class Bot;
@@ -1062,6 +1063,7 @@ public:
    void kick ();
    void resetDoubleJump ();
    void startDoubleJump (edict_t *ent);
+   void sendBotToOrigin (const Vector &origin);
 
    bool hasHostage ();
    bool usesRifle ();
@@ -1120,6 +1122,11 @@ public:
       return m_index + 1;
    }
 
+   // get the current node index 
+   int getCurrentNodeIndex () const {
+      return m_currentNodeIndex;
+   }
+
    // set the last bot trace result
    void setLastTraceResult (TraceChannel channel, TraceResult *traceResult) {
       m_lastTrace[channel] = *traceResult;