Changeset 332 for code/branches/merger/src/network/PacketGenerator.cc

Timestamp:

Nov 28, 2007, 5:20:23 PM (16 years ago)

Author:

nicolasc

Message:

merge network

File:

• code/branches/merger/src/network/PacketGenerator.cc (modified) (2 diffs)

code/branches/merger/src/network/PacketGenerator.cc

@@ -1 +1 @@
 /*
  *Class generates packets that can be send by enet
+ * ->don't read this without the class PacketDecoder, since they belong together
  * 
  * Autor: Dumeni Manatschal
@@ -68 +69 @@
 }
 
+/*### gamestate packet */
+ENetPacket* PacketGenerator::gstate( GameState* states, int reliable )
+{
+        int* gid; *gid = GAMESTATE; //first assign the correct enet id
+        int totalLen = 3*sizeof( int ) + states->size; //calculate the total size of the datastream memory
+        unsigned char* data = (unsigned char*)malloc( totalLen ); //allocate the memory for datastream
+        memcpy( (void*)(data), (const void*)gid, sizeof( int ) ); //this is the enet id
+        memcpy( (void*)(data+sizeof(int)), (const void*)&(states->id), sizeof(int) ); //the gamestate id
+        //this is the size of the gamestate data, place at 3th position of the enet datastream
+        memcpy( (void*)(data+2*sizeof(int)), (const void*)&(states->size), sizeof(int)); 
+        //place the gamestate data at the end of the enet datastream
+        memcpy( (void*)(data+3*sizeof( int )), (const void*)states->data, states->size );
+        //create an enet packet with the generated bytestream
+        ENetPacket *packet = enet_packet_create( data , totalLen, reliable );
+        
+        return packet;
+}