1.33.15 real terrain texture inputs

src/main.js

@@ -1985,6 +1985,7 @@ async function boot(){
   initModels();                  // procedural geometry for every unit, structure and prop
   atlasTex=buildAtlas();         // (2D atlas retained for HUD icons and the minimap)
   buildDetailTex();
+  loadTerrainTextures();   // real tileable ground art (async decode)
   initFloatText();
   setupDeposits();               // must precede terrain (raises land under deposits)
   terrainTex=buildTerrain();