added GetPathNodeIndex (#1)

Author: Kristo Isberg

GPS.inc

@@ -41,6 +41,7 @@ native bool:IsValidPath(Path:pathid);
 native GetPathSize(Path:pathid, &size);
 native GetPathLength(Path:pathid, &Float:length);
 native GetPathNode(Path:pathid, index, &MapNode:nodeid);
+native GetPathNodeIndex(Path:pathid, MapNode:nodeid, &index);
 native DestroyPath(Path:pathid);
 
 

src/main.cpp

@@ -57,6 +57,7 @@ AMX_NATIVE_INFO PluginNatives[] = {
 	{"GetPathSize",					Natives::GetPathSize},
 	{"GetPathLength",				Natives::GetPathLength},
 	{"GetPathNode",					Natives::GetPathNode},
+	{"GetPathNodeIndex",			Natives::GetPathNodeIndex},
 	{"DestroyPath",					Natives::DestroyPath},
 
 	{0, 0}

src/natives.cpp

@@ -364,6 +364,39 @@ namespace Natives {
     }
 
 
+    cell AMX_NATIVE_CALL GetPathNodeIndex(AMX* amx, cell* params) {
+        CHECK_PARAMS(3);
+
+        int id = static_cast<int>(params[1]);
+        Path* path = Pathfinder::GetPathByID(id);
+
+        if (path == nullptr) {
+            return GPS_ERROR_INVALID_PATH;
+        }
+
+        int nodeid = static_cast<int>(params[2]);
+        Node* node = Pathfinder::GetNodeByID(nodeid);
+
+        if (node == nullptr) {
+            return GPS_ERROR_INVALID_NODE;
+        }
+
+        std::deque<Node*> nodes = path->getNodes();
+
+        for (unsigned int i = 0; i < nodes.size(); i++) {
+            if (nodes.at(i) == node) {
+                cell* addr = NULL;
+                amx_GetAddr(amx, params[3], &addr);
+                *addr = i;
+
+                return GPS_ERROR_NONE;
+            }
+        }
+
+        return GPS_ERROR_INVALID_NODE;
+    }
+
+
     cell AMX_NATIVE_CALL DestroyPath(AMX* amx, cell* params) {
         CHECK_PARAMS(1);
 

src/natives.h

@@ -40,5 +40,6 @@ namespace Natives {
 	cell AMX_NATIVE_CALL GetPathSize(AMX* amx, cell* params);
 	cell AMX_NATIVE_CALL GetPathLength(AMX* amx, cell* params);
 	cell AMX_NATIVE_CALL GetPathNode(AMX* amx, cell* params);
+	cell AMX_NATIVE_CALL GetPathNodeIndex(AMX* amx, cell* params);
 	cell AMX_NATIVE_CALL DestroyPath(AMX* amx, cell* params);
 }

test.pwn

@@ -82,16 +82,17 @@ Test(MapNode:start, MapNode:target) {
 
 
 Test2(Path:path) {
-    new Float:x, Float:y, Float:z, size, Float:length, MapNode:node;
+    new Float:x, Float:y, Float:z, size, Float:length, MapNode:node, index;
     GetPathSize(path, size);
     GetPathLength(path, length);
 
     printf("Valid: %s | Distance: %fm | Amount of nodes: %i", IsValidPath(path) ? ("Yes") : ("No"), length, size);
 
     for (new i; i < size; i++) {
         GetPathNode(path, i, node);
+        GetPathNodeIndex(path, node, index);
         GetMapNodePos(node, x, y, z);
-        printf("%i: %f %f %f", i + 1, x, y, z);
+        printf("%i: %f %f %f %i %s", i + 1, x, y, z, index + 1, (i == index) ? ("YES") : ("NO"));
     }
 
     DestroyPath(path);