added lib directory for standard Anaglym library of models, textures, scripts, etc...

git-svn-id: svn://anubis/anaglym/trunk@69 99a6e188-d820-4881-8870-2d33a10e2619

anaglym.cc

@@ -16,6 +16,7 @@ using namespace std;
 static void usage();
 
 Engine * g_engine;
+static string g_engine_path;
 
 SDL_Event Engine::userEvent;
 
@@ -25,8 +26,22 @@ static void usage()
     exit(42);
 }
 
+static void setupEnginePath(string path)
+{
+    size_t pos = path.find_last_of("\\/");
+    if (pos != string::npos)
+    {
+        g_engine_path = string(path, 0, pos);
+    }
+    else
+    {
+        g_engine_path = ".";
+    }
+}
+
 int main(int argc, char * argv[])
 {
+    setupEnginePath(argv[0]);
     const char * program = NULL;
     for (int i = 1; i < argc; i++)
     {
@@ -164,10 +179,16 @@ string Engine::locateResource(const string & shortname)
 {
     string try_path;
 
+    /* look for the resource relative to the loaded script's directory */
     try_path = m_program_path + "/" + shortname;
     if (fileExists(try_path))
         return try_path;
 
+    /* next look for the resource in the engine's library directory */
+    try_path = g_engine_path + "/lib/" + shortname;
+    if (fileExists(try_path))
+        return try_path;
+
     return "";
 }
 

tests/ballstairs.lua

@@ -10,7 +10,6 @@ end
 
 --ag.setCamera(8, -8, 15, -8, 8, 4, 0, 0, 1)
 arena = ag.loadStaticModel("boxarena")
-arena:setVisible(false)
 ball = ag.loadModel("ball")
 ball:setPosition(-7, 7.4, 12)
 ball2 = ball:clone()