public void SaveP3D(string path)
{
BinaryWriter writer = new BinaryWriter(File.Open(path, FileMode.Create));
String message;
// Write header
writer.Write(MagicWord);
writer.Write((byte)0x02);
writer.Write(Size.GetXSize());
writer.Write(Size.GetYSize());
writer.Write(Size.GetZSize());
// Write textures chunk
message = TextureChunk.WriteChunk(writer);
if (!message.Equals(String.Empty))
{
MessageBox.Show("Saving failed while writing Textures Chunk, Message: " + message);
return;
}
// Write lights chunk
message = LightsChunk.WriteChunk(writer);
if (!message.Equals(String.Empty))
{
MessageBox.Show("Saving failed while writing Lights Chunk, Message: " + message);
return;
}
// Write meshes chunk
//MeshesChunk.CalculateMeshChunkSize();
message = MeshesChunk.WriteChunk(writer);
if (!message.Equals(String.Empty))
{
MessageBox.Show("Saving failed while writing Meshes Chunk, Message: " + message);
return;
}
// Write userdata chunk
message = UserDataChunk.WriteChunk(writer);
if (!message.Equals(String.Empty))
{
MessageBox.Show("Saving failed while writing User Data Chunk, Message: " + message);
return;
}
writer.Close();
}
public Mesh(MeshesChunk parent)
{
Parent = parent;
Application.Current.Dispatcher.BeginInvoke((Action)(() => addTreeItem()));
}
public async Task LoadP3D(Stream data)
{
using (var reader = new BinaryReader(data))
{
reader.BaseStream.Position = 0;
bool success;
byte[] magicWord = reader.ReadBytes(3);
if (!Utility.ByteArrayCompare(magicWord, MagicWord))
{
MessageBox.Show("Magic word isn't valid, got " + Encoding.ASCII.GetString(magicWord) + " Should be: " + Encoding.ASCII.GetString(MagicWord));
return;
}
Version = reader.ReadByte();
//MessageBox.Show("Version: " + version.ToString());
Size = new Extent
{
XSize = reader.ReadSingle(),
YSize = reader.ReadSingle(),
ZSize = reader.ReadSingle(),
IsImportedSize = true
};
//MessageBox.Show(size.xSize.ToString() + " - " + size.ySize.ToString() + " - " + size.zSize.ToString());
StatusUpdated(new StatusUpdatedEventArguments("Loading textures info from file", 25));
await Task.Delay(0).ConfigureAwait(false);
TextureChunk = new TextureChunk(this);
byte[] texHeader = reader.ReadBytes(3);
if (!Utility.ByteArrayCompare(texHeader, TextureChunk.ChunkIdTemplate))
{
StatusUpdated(new StatusUpdatedEventArguments("Failed to load file", 0));
MessageBox.Show("Expected TEX chunk header, got " + Encoding.ASCII.GetString(texHeader));
return;
}
TextureChunk.Size = reader.ReadInt32();
TextureChunk.TexNum = reader.ReadByte();
success = TextureChunk.ReadChunk(reader);
if (!success)
{
StatusUpdated(new StatusUpdatedEventArguments("Failed to load file", 0));
MessageBox.Show("Couldn't parse Textures chunk");
return;
}
StatusUpdated(new StatusUpdatedEventArguments("Loading lights from file", 40));
await Task.Delay(0).ConfigureAwait(false);
LightsChunk = new LightsChunk(this);
byte[] lightsHeader = reader.ReadBytes(6);
if (!Utility.ByteArrayCompare(lightsHeader, LightsChunk.ChunkIdTemplate))
{
StatusUpdated(new StatusUpdatedEventArguments("Failed to load file", 0));
MessageBox.Show("Expected LIGHTS chunk header, got " + Encoding.ASCII.GetString(lightsHeader));
return;
}
LightsChunk.Size = reader.ReadInt32();
LightsChunk.LightsNum = reader.ReadInt16();
success = LightsChunk.ReadChunk(reader);
if (!success)
{
StatusUpdated(new StatusUpdatedEventArguments("Failed to load file", 0));
MessageBox.Show("Couldn't parse Lights chunk");
return;
}
StatusUpdated(new StatusUpdatedEventArguments("Loading meshes from file", 40));
await Task.Delay(0).ConfigureAwait(false);
MeshesChunk = new MeshesChunk(this);
byte[] meshesHeader = reader.ReadBytes(6);
if (!Utility.ByteArrayCompare(meshesHeader, MeshesChunk.ChunkIdTemplate))
{
StatusUpdated(new StatusUpdatedEventArguments("Failed to load file", 0));
MessageBox.Show("Expected MESHES chunk header, got " + Encoding.ASCII.GetString(meshesHeader));
return;
}
MeshesChunk.Size = reader.ReadInt32();
MeshesChunk.MeshesNum = reader.ReadInt16();
success = await MeshesChunk.ReadChunk(reader);
if (!success)
{
StatusUpdated(new StatusUpdatedEventArguments("Failed to load file", 0));
MessageBox.Show("Couldn't parse Meshes chunk");
return;
}
MeshesChunk.SeparateSubMeshesEdges();
MeshesChunk.SeparateUVVertices();
MeshesChunk.ClearUnusedVertices();
StatusUpdated(new StatusUpdatedEventArguments("Loading userdata from file", 80));
await Task.Delay(0).ConfigureAwait(false);
UserDataChunk = new UserDataChunk(this);
byte[] userDataHeader = reader.ReadBytes(4);
if (!Utility.ByteArrayCompare(userDataHeader, UserDataChunk.ChunkIdTemplate))
{
StatusUpdated(new StatusUpdatedEventArguments("Failed to load file", 0));
MessageBox.Show("Expected USER chunk header, got " + Encoding.ASCII.GetString(userDataHeader));
return;
}
UserDataChunk.Size = reader.ReadInt32();
UserDataChunk.UserData = reader.ReadBytes(UserDataChunk.Size);
StatusUpdated(new StatusUpdatedEventArguments("Finished loading", 100));
await Task.Delay(0).ConfigureAwait(false);
reader.Close();
}
}
// public void LoadP3DAssimp(Scene scene)
// {
// Version = 0x02;
// Size = new Extent();
//
// TextureChunk = new TextureChunk(this);
// foreach (Material mat in scene.Materials)
// {
// if (!TextureChunk.IsTextureInList(mat.TextureDiffuse.FilePath.ToLower()))
// {
// TextureChunk.TextureNames.Add(new TextureName(TextureChunk,mat.TextureDiffuse.FilePath.ToLower()));
// }
// }
// TextureChunk.CalculateSizeFromTexturesList();
// TextureChunk.CalculateTexNum();
//
// LightsChunk = new LightsChunk(this);
// foreach (Assimp.Light light in scene.Lights)
// {
// string name = light.Name;
// float x = light.Position.X;
// float y = light.Position.Y;
// float z = light.Position.Z;
// float radius = 1; //ASSIMP doesn't save point light radius
// int color = LightsChunk.ColorFromRGB(Convert.ToInt32(light.ColorDiffuse.R*255), Convert.ToInt32(light.ColorDiffuse.G * 255), Convert.ToInt32(light.ColorDiffuse.B * 255));
// bool corona = false;
// bool lensFlare = false;
// bool lightUpEnv = true;
// LightsChunk.Lights.Add(new DataTypes.Light(LightsChunk, name, x, y, z, radius, color, corona, lensFlare, lightUpEnv));
// }
// LightsChunk.CalculateSizeFromLightsList();
// LightsChunk.CalculateLightsNum();
//
// MeshesChunk = new MeshesChunk(this);
// MeshesChunk.MeshesNum = Convert.ToInt16(scene.MeshCount);
// MeshesChunk.Size = 0;
// //MessageBox.Show(scene.RootNode.Name);
// foreach (Assimp.Mesh mesh in scene.Meshes)
// {
// //MessageBox.Show();
// }
// }
public void Load3DS(Lib3dsFile scene)
{
Version = 0x02;
Size = new Extent();
TextureChunk = new TextureChunk(this);
foreach (Lib3dsMaterial mat in scene.materials)
{
if (mat.texture1_map.name.ToLower().Equals(String.Empty))
{
continue;
}
if (!TextureChunk.IsTextureInList(mat.texture1_map.name.ToLower()))
{
TextureChunk.TextureNames.Add(new TextureName(TextureChunk, mat.texture1_map.name.ToLower()));
}
}
if (TextureChunk.TextureNames.Count == 0)
{
TextureChunk.TextureNames.Add(new TextureName(TextureChunk, "colwhite.tga"));
}
TextureChunk.CalculateSizeFromTexturesList();
TextureChunk.CalculateTexNum();
LightsChunk = new LightsChunk(this);
foreach (Lib3dsLight light in scene.lights)
{
string name = light.name;
float x = light.position[0];
float y = light.position[2];
float z = light.position[1];
float radius = light.inner_range;
int color = LightsChunk.ColorFromRGB(Convert.ToInt32(light.color[0] * 255), Convert.ToInt32(light.color[1] * 255), Convert.ToInt32(light.color[2] * 255));
bool corona = false;
bool lensFlare = false;
bool lightUpEnv = true;
LightsChunk.Lights.Add(new DataTypes.Light(LightsChunk, name, x, y, z, radius, color, corona, lensFlare, lightUpEnv));
}
LightsChunk.CalculateSizeFromLightsList();
LightsChunk.CalculateLightsNum();
MeshesChunk = new MeshesChunk(this);
MeshesChunk.MeshesNum = Convert.ToInt16(scene.meshes.Count);
MeshesChunk.Size = 0;
//MessageBox.Show(scene.RootNode.Name);
foreach (Lib3dsMesh mesh in scene.meshes)
{
Mesh newMesh = new Mesh(MeshesChunk);
newMesh.Parse3DSMesh(scene, mesh);
newMesh.SortPolygonsAndGenerateTextureInfo();
newMesh.SeparateHardEdges();
newMesh.SeparateUVVertices();
newMesh.CalculateExtent();
MeshesChunk.Meshes.Add(newMesh);
}
//MeshesChunk.SeparateSubMeshesEdges();
MeshesChunk.ClearUnusedVertices();
MeshesChunk.CheckFlagsValidity();
MeshesChunk.CalculateMeshChunkSize();
P3DVertex origin = MeshesChunk.CalculateMeshesLocalPos();
MeshesChunk.MoveMeshesToOrigin();
LightsChunk.CalculateLightsPostionRelativeToOrigin(origin);
Size.CalculateExtentFromMeshes(MeshesChunk.Meshes);
UserDataChunk = new UserDataChunk(this);
UserDataChunk.Size = 4;
UserDataChunk.UserData = new byte[] { 0, 0, 0, 0 };
}