public LevelTerrain LoadTerrainFile(System.IO.Stream stream)
{
System.IO.BinaryReader br = new System.IO.BinaryReader(stream);
byte[] fileBuffer = new byte[stream.Length];
br.Read(fileBuffer, 0, (int)stream.Length);
LevelTerrain terrain = new LevelTerrain();
Scale scales = new Scale();
scales.Scales = new Vector3(10.0f, 1.0f, 10.0f);
terrain.Scaling = scales;
// assume square image
int dim = (int)Math.Sqrt(stream.Length);
terrain.HeightMapDimensions = new Point(dim, dim);
terrain.HeightMap = fileBuffer;
String name = "TERRAIN" + GetNextTerrainIdx();
terrain.Name = name;
return terrain;
}
public void LoadLevelFile(System.IO.Stream stream)
{
System.IO.BinaryReader br = new System.IO.BinaryReader(stream);
/* Get Current App Version For Comparison */
String currentVersion = System.Reflection.Assembly.GetExecutingAssembly().GetName().Version.ToString();
/* Check Loading File's Version To Current */
String fileVersion = br.ReadString();
if (fileVersion != currentVersion)
{
/* ERROR: File Version Out of Date */
throw new IncorrectFileVersionException();
}
/* Load the Level Attributes */
levelName = br.ReadString();
/* Load the Object Type Palette */
List<FileOps.LevelObjectTypeDefinition> types = FileOps.ReadObjectPalette(br);
/* Level Terrain */
int numTerrainChunks = br.ReadInt32();
for (int i = 0; i < numTerrainChunks; i++)
{
LevelTerrain terrain = new LevelTerrain();
terrain.Name = br.ReadString();
terrain.Position = FileOps.ReadVec3(br);
Scale scale = new Scale();
scale.scales = FileOps.ReadVec3(br);
terrain.Scaling = scale;
Point pt = new Point();
pt.X = br.ReadInt32();
pt.Y = br.ReadInt32();
terrain.HeightMapDimensions = pt;
int numSamples = terrain.HeightMapDimensions.X * terrain.HeightMapDimensions.Y;
byte[] heightMap = new byte[numSamples];
br.Read(heightMap, 0, numSamples);
terrain.HeightMap = heightMap;
terrainObjects.Add(terrain.Name, terrain);
}
/* Load Level Object Instances */
int levelCnt = br.ReadInt32();
System.Collections.Generic.List<LevelObject> lvlObjs = new List<LevelObject>();
for (int i = 0; i < levelCnt; i++)
{
LevelObject lo = new LevelObject();
/* Save Object Instance Attributes */
lo.Index = br.ReadInt32();
lo.Name = br.ReadString();
lo.TypeId = new Guid(br.ReadString());
/* Object Instance Transforms */
lo.Rotation = FileOps.ReadVec3(br);
lo.Scale = FileOps.ReadVec3(br);
lo.Position = FileOps.ReadVec3(br);
lvlObjs.Add(lo);
m_nextUnusedObID = Math.Max(lo.Index, m_nextUnusedObID);
m_nextUnusedObID++;
}
br.Close();
/* Load the Level Object Types Definitions From
* Files For Each Type in Level's Object Palette */
foreach (FileOps.LevelObjectTypeDefinition t in types)
{
/* Try to Open the Type's File */
String typeFilename = levelFileName;
int idx = typeFilename.LastIndexOf('\\')+1;
typeFilename = typeFilename.Substring(0, idx);
typeFilename += t.FileName;
System.IO.FileStream typeFile = null;
try
{
typeFile = System.IO.File.Open(typeFilename, System.IO.FileMode.Open);
/* Fill Out a New Object Type from The File Definition */
LevelObjectType lot = LoadTypeFile(typeFile);
/* Verify the Type Matches the Guid From the Level Type Palette */
if (lot.TypeID == t.TypeId)
{
this.objectPalette.Add(lot.Name, lot);
}
else
{
System.Diagnostics.Debug.Assert(true);
}
/* Increment the Type ID counter */
m_nextUnusedTypeID = Math.Max(lot.Index, m_nextUnusedTypeID);
m_nextUnusedTypeID++;
}
finally
{
typeFile.Close();
}
}
/* Add the object to the level linked to their type */
foreach (LevelObject lo in lvlObjs)
{
AddObjectToLvl(lo, false);
}
}
