private void ConvertMap(string _SourceFileName, string _TargetFileName)
{
idTech5Map.Map Map = new idTech5Map.Map(_SourceFileName);
// Convert
GCXFormat.Scene Scene = new GCXFormat.Scene(Map);
// Save
using (FileStream S = new FileInfo(_TargetFileName).Create())
using (BinaryWriter W = new BinaryWriter(S))
Scene.Save(W);
// Update log
int MeshesCount = 0;
int LightsCount = 0;
int CamerasCount = 0;
int ProbesCount = 0;
int GenericsCount = 0;
foreach (GCXFormat.Scene.Node Node in Scene.m_Nodes)
{
switch (Node.m_Type)
{
case GCXFormat.Scene.Node.TYPE.MESH: MeshesCount++; break;
case GCXFormat.Scene.Node.TYPE.LIGHT: LightsCount++; break;
case GCXFormat.Scene.Node.TYPE.CAMERA: CamerasCount++; break;
case GCXFormat.Scene.Node.TYPE.PROBE: ProbesCount++; break;
case GCXFormat.Scene.Node.TYPE.GENERIC: GenericsCount++; break;
}
}
string TextTextures = "";
int TexturesCount = 0;
// foreach ( GCXFormat.Scene.Material Material in Scene.m_Materials ) {
// if ( Material.m_DiffuseTextureID )
// }
string Text = "Nodes count: " + Scene.m_Nodes.Count + "\r\n"
+ " > Meshes count: "+ MeshesCount + "\r\n"
+ " > Lights count: "+ LightsCount + "\r\n"
+ " > Cameras count: "+ CamerasCount + "\r\n"
+ " > Probes count: "+ ProbesCount + "\r\n"
+ " > Generics count: "+ GenericsCount + "\r\n"
+ "\r\n"
+ "Total vertices: " + Scene.m_TotalVerticesCount + " - Total faces: " + Scene.m_TotalFacesCount + "\r\n"
+ "\r\n"
+ "Materials count: " + Scene.m_Materials.Count + "\r\n"
+ "Textures count: " + TexturesCount + "\r\n"
+ TextTextures;
textBoxLog.Text = Text;
}
private void ConvertMap( string _SourceFileName, string _TargetFileName )
{
idTech5Map.Map Map = new idTech5Map.Map( _SourceFileName );
// Convert
GCXFormat.Scene Scene = new GCXFormat.Scene( Map );
// Save
using ( FileStream S = new FileInfo( _TargetFileName ).Create() )
using ( BinaryWriter W = new BinaryWriter( S ) )
Scene.Save( W );
// Update log
int MeshesCount = 0;
int LightsCount = 0;
int CamerasCount = 0;
int ProbesCount = 0;
int GenericsCount = 0;
foreach ( GCXFormat.Scene.Node Node in Scene.m_Nodes )
{
switch ( Node.m_Type ) {
case GCXFormat.Scene.Node.TYPE.MESH: MeshesCount++; break;
case GCXFormat.Scene.Node.TYPE.LIGHT: LightsCount++; break;
case GCXFormat.Scene.Node.TYPE.CAMERA: CamerasCount++; break;
case GCXFormat.Scene.Node.TYPE.PROBE: ProbesCount++; break;
case GCXFormat.Scene.Node.TYPE.GENERIC: GenericsCount++; break;
}
}
string TextTextures = "";
int TexturesCount = 0;
// foreach ( GCXFormat.Scene.Material Material in Scene.m_Materials ) {
// if ( Material.m_DiffuseTextureID )
// }
string Text = "Nodes count: " + Scene.m_Nodes.Count + "\r\n"
+ " > Meshes count: " + MeshesCount + "\r\n"
+ " > Lights count: " + LightsCount + "\r\n"
+ " > Cameras count: " + CamerasCount + "\r\n"
+ " > Probes count: " + ProbesCount + "\r\n"
+ " > Generics count: " + GenericsCount + "\r\n"
+ "\r\n"
+ "Total vertices: " + Scene.m_TotalVerticesCount + " - Total faces: " + Scene.m_TotalFacesCount + "\r\n"
+ "\r\n"
+ "Materials count: " + Scene.m_Materials.Count + "\r\n"
+ "Textures count: " + TexturesCount + "\r\n"
+ TextTextures;
textBoxLog.Text = Text;
}
/// <summary>
/// Loads a FBX scene and converts it (in the same folder) into its GCX equivalent
/// </summary>
/// <param name="_File"></param>
public void LoadScene( FileInfo _SourceFile, FileInfo _TargetFile )
{
FBX.SceneLoader.SceneLoader Loader = new FBX.SceneLoader.SceneLoader();
FBX.SceneLoader.MaterialsDatabase Materials = new FBX.SceneLoader.MaterialsDatabase();
// Materials.BuildFromM2( new DirectoryInfo( @"D:\Workspaces\Arkane\m2" ) );
FBX.Scene.Scene Scene = new FBX.Scene.Scene();
Loader.Load( _SourceFile, Scene, 1.0f, Materials );
// Start writing
// FileInfo Target = new FileInfo( Path.Combine( Path.GetDirectoryName( _SourceFile.FullName ), Path.GetFileNameWithoutExtension( _SourceFile.FullName ) + ".gcx" ) );
using ( FileStream S = _TargetFile.OpenWrite() )
using ( BinaryWriter W = new BinaryWriter( S ) )
{
GCXFormat.Scene GCX = new GCXFormat.Scene( Scene );
GCX.Save( W );
}
// Write infos
List<string> Infos = new List<string>();
Infos.Add( "Textures:" );
foreach ( FBX.Scene.Materials.Texture2D Texture in Scene.Textures )
Infos.Add( "ID #" + Texture.ID.ToString( "D3" ) + " URL=" + Texture.URL );
Infos.Add( "" );
// Here, I write an array mapping texture IDs to names, assuming textures have been converted to POM format using PNG2POM (or HDR2POM)
// This way I can simply copy this "code friendly" list and paste it in my C++ code (e.g. const char* ppID2TextureName[] = { PasteHere }; )
Infos.Add( "Texture Flat Names:" );
Infos.Add( "" );
string DirectoryHeader = Path.GetDirectoryName( _SourceFile.ToString() );
DirectoryHeader = DirectoryHeader.Replace( "\\", "\\\\" ); // Double antislashes
foreach ( FBX.Scene.Materials.Texture2D Texture in Scene.Textures )
// Infos.Add( "ID #" + Texture.ID.ToString( "D3" ) + " URL=" + Path.GetFileNameWithoutExtension( Texture.URL ) );
Infos.Add( "\"" + DirectoryHeader + @"\\TexturesPOM\\" + Path.GetFileNameWithoutExtension( Texture.URL ) + ".pom\"," );
Infos.Add( "" );
Infos.Add( "=============================" );
Infos.Add( "Materials:" );
foreach ( FBX.Scene.Materials.MaterialParameters Mat in Scene.MaterialParameters )
Infos.Add( "ID #" + Mat.ID + " => " + Mat.Name + " (shader=" + Mat.ShaderURL + ")" );
Infos.Add( "" );
Infos.Add( "=============================" );
Infos.Add( "Meshes:" );
foreach ( FBX.Scene.Nodes.Mesh Mesh in Scene.Meshes )
Infos.Add( "ID #" + Mesh.ID + " => " + Mesh.Name + " (primsCount=" + Mesh.PrimitivesCount + ")" );
Infos.Add( "" );
Infos.Add( "=============================" );
Infos.Add( "Lights:" );
foreach ( FBX.Scene.Nodes.Light Light in Scene.Lights )
Infos.Add( "ID #" + Light.ID + " => " + Light.Name + " (type=" + Light.Type + ")" );
Infos.Add( "" );
Infos.Add( "=============================" );
Infos.Add( "Cameras:" );
foreach ( FBX.Scene.Nodes.Camera Camera in Scene.Cameras )
Infos.Add( "ID #" + Camera.ID + " => " + Camera.Name + " (FOV=" + (Camera.FOV * 180.0f / Math.PI) + ")" );
Infos.Add( "" );
if ( Materials != null )
{
FBX.SceneLoader.MaterialsDatabase.Material[] QueriedMaterials = Materials.QueriedMaterials;
List<string> QueriedTextures = new List<string>();
// Here I'm generating the XCOPY batch commands to copy original textures from a complex directory structure
// into a flattened directory where they'll further be converted into POM files using PNG2POM
Infos.Add( "=============================" );
Infos.Add( "Queried database materials:" );
foreach ( FBX.SceneLoader.MaterialsDatabase.Material M in QueriedMaterials )
{
Infos.Add( M.Name );
if ( M.TextureDiffuse != null )
QueriedTextures.Add( "xcopy \"" + M.TextureDiffuse.Replace( '/', '\\' ) + "\" \"..\\POMTextures\\\" /Y/U/S" );
if ( M.TextureNormal != null )
QueriedTextures.Add( "xcopy \"" + M.TextureNormal.Replace( '/', '\\' ) + "\" \"..\\POMTextures\\\" /Y/U/S" );
if ( M.TextureSpecular != null )
QueriedTextures.Add( "xcopy \"" + M.TextureSpecular.Replace( '/', '\\' ) + "\" \"..\\POMTextures\\\" /Y/U/S" );
}
Infos.Add( "" );
Infos.Add( "=============================" );
Infos.Add( "Queried textures:" );
Infos.AddRange( QueriedTextures );
}
textBoxReport.Lines = Infos.ToArray();
}
/// <summary>
/// This tool builds the additional vertex stream for each primitive that will attach the best probe ID (as a U16)
/// to a vertex so the vertex shader has a single entry point into the probes network
/// Most face indices have already been rendered in the probe cube map and the batch processing tool took care of
/// selecting the most important probe for these faces, but some faces don't have probe information.
/// Maybe they have been occluded by other faces (shadowing) or are too small to be rendered in the cube map.
/// For these special faces, we need to propagate probe IDs from valid faces until the entire mesh is filled with
/// valid probe IDs.
///
/// We proceed primitive per primitive since they are all disconnected so no propagation would be possible cross
/// primitives unless we could reconnect split vertices, but I don't want to do that. Maybe it will become necessary
/// at some point but for the moment I don't care.
/// Some primitives may lack probe ID completely (!!), for these I choose to assign the ID of the nearest probe, which
/// may be a bit dangerous, especially if we're dealing with probes that are standing right behind the primitive for example.
/// In that case, perhaps using a scoring scheme that depends on both distance and orientation would be better? Let's see that when the problem arises...
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void encodeFaceProbesToolStripMenuItem_Click( object sender, EventArgs e )
{
// Ask for the influence file to load from
string OldFileName = GetRegKey( "LastProbeInfluenceFileName", GetRegKey( "LastProbesFolderTarget", Path.GetDirectoryName( m_ApplicationPath ) ) );
openFileDialogProbeInfluence.InitialDirectory = Path.GetDirectoryName( OldFileName );
openFileDialogProbeInfluence.FileName = Path.GetFileName( OldFileName );
if ( openFileDialogProbeInfluence.ShowDialog( this ) != DialogResult.OK )
return;
SetRegKey( "LastProbeInfluenceFileName", openFileDialogProbeInfluence.FileName );
FileInfo SourceInfluenceFile = new FileInfo( openFileDialogProbeInfluence.FileName );
// Ask for the scene file to apply to
string OldSceneFile = GetRegKey( "LastSceneFileName", GetRegKey( "LastProbesFolderSource", Path.GetDirectoryName( m_ApplicationPath ) ) );
openFileDialogScene.InitialDirectory = Path.GetDirectoryName( OldSceneFile );
openFileDialogScene.FileName = Path.GetFileName( OldSceneFile );
if ( openFileDialogScene.ShowDialog( this ) != DialogResult.OK )
return;
SetRegKey( "LastSceneFileName", openFileDialogScene.FileName );
FileInfo SceneFile = new FileInfo( openFileDialogScene.FileName );
try
{
// Read the scene file
GCXFormat.Scene GCX = null;
using ( FileStream S = SceneFile.OpenRead() )
using( BinaryReader R = new BinaryReader( S ) )
GCX = new GCXFormat.Scene( R );
// Read the probe influences
ProbeInfluence[] FaceInfluences = new ProbeInfluence[GCX.m_TotalFacesCount];
using ( FileStream S = SourceInfluenceFile.OpenRead() )
using( BinaryReader R = new BinaryReader( S ) )
{
int SizeofProbeInfluence = System.Runtime.InteropServices.Marshal.SizeOf(typeof(UInt32)) + System.Runtime.InteropServices.Marshal.SizeOf(typeof(double));
int FacesCount = (int) S.Length / SizeofProbeInfluence;
if ( (S.Length % SizeofProbeInfluence) != 0 )
throw new Exception( "Probe influence file is larger than an integer number of ProbeInfluence structures!" );
for ( int FaceIndex=0; FaceIndex < FacesCount; FaceIndex++ )
{
UInt32 ProbeID = R.ReadUInt32();
double Importance = R.ReadDouble();
FaceInfluences[FaceIndex] = new ProbeInfluence() { ProbeID = ProbeID, Importance = Importance };
}
for ( int FaceIndex=FacesCount; FaceIndex < GCX.m_TotalFacesCount; FaceIndex++ )
FaceInfluences[FaceIndex] = new ProbeInfluence() { ProbeID = ProbeInfluence.INVALID_PROBEID, Importance = 0.0 };
}
UInt32[] VertexStreamProbeID = new UInt32[GCX.m_TotalVerticesCount]; // The final vertex stream we're building
// Establish data for progress measurement
int PrimitivesCount = 0;
foreach ( GCXFormat.Scene.Node N in GCX.m_Nodes )
{
GCXFormat.Scene.Mesh M = N as GCXFormat.Scene.Mesh;
if ( M != null )
PrimitivesCount += M.m_Primitives.Length;
}
//////////////////////////////////////////////////////////////////////////
// The algorithm is quite simple:
// For each primitive
// Create a winged edge structure for each face
// Assign known probe influence to each face
// Build a list of faces without probe influence
//
// While list is not empty and its size keeps decreasing
// For each face without influence
// If neighbor faces have influence information
// Copy best influence from neighbor
// Remove face from the list
//
// If list is not empty // We have a bunch of disconnected faces that can't see any probe
// For each face of the list
// Assign [NO PROBE|NEAREST PROBE|WORLD PROBE] ? (not clear yet which is best)
//
// Redistribute best probe's ID to each face vertex
//
// Save stream of vertex probe IDs to be merged into an additional vertex buffer stream at runtime
//
int MeshIndex = 0;
int PrimitiveIndex = 0;
int FacesWithoutProbeCount = 0;
int PrimitivesWithoutProbeCount = 0;
string Errors = "";
progressBarBatchConvert.Value = 0;
progressBarBatchConvert.Visible = true;
progressBarSubTask.Value = 0;
progressBarSubTask.Visible = true;
foreach ( GCXFormat.Scene.Node N in GCX.m_Nodes )
{
GCXFormat.Scene.Mesh M = N as GCXFormat.Scene.Mesh;
if ( M == null )
continue;
foreach ( GCXFormat.Scene.Mesh.Primitive P in M.m_Primitives )
{
int FacesCount = P.m_Faces.Length;
try
{
P.BuildWingedEdgesMesh();
}
catch ( Exception _e )
{
Errors += "Primitive #" + PrimitiveIndex + " of mesh #" + MeshIndex + " has generated an error on Winged Mesh generation: " + _e.Message + "\r\n";
// Add this primitve to the list of the ones m
PrimitivesWithoutProbeCount++;
FacesWithoutProbeCount += P.m_Vertices.Length;
continue;
}
// Update progress
progressBarBatchConvert.Value = progressBarBatchConvert.Maximum * (++PrimitiveIndex) / PrimitivesCount;
progressBarSubTask.Value = 0;
// Tag winged edge faces with probe influence & list faces without valid probe ID
List<GCXFormat.Scene.Mesh.Primitive.WingedEdgeTriangle> MissingProbeIDFaces = new List<GCXFormat.Scene.Mesh.Primitive.WingedEdgeTriangle>( FacesCount );
for ( int FaceIndex=0; FaceIndex < FacesCount; FaceIndex++ )
{
ProbeInfluence Influence = FaceInfluences[P.m_FaceOffset+FaceIndex];
GCXFormat.Scene.Mesh.Primitive.WingedEdgeTriangle Face = P.m_WingedEdgeFaces[FaceIndex];
Face.m_Tag = Influence;
if ( Influence.ProbeID == ProbeInfluence.INVALID_PROBEID )
MissingProbeIDFaces.Add( Face );
}
// Propagate probe influence
int OriginalCount = MissingProbeIDFaces.Count;
int LastListSize = MissingProbeIDFaces.Count+1;
while ( MissingProbeIDFaces.Count > 0 && MissingProbeIDFaces.Count < LastListSize )
{
LastListSize = MissingProbeIDFaces.Count; // Keep track of list's size so we know if anything moved
for ( int FaceIndex=MissingProbeIDFaces.Count-1; FaceIndex >= 0; FaceIndex-- ) // Browse backward so we can safely remove elements from the list
{
GCXFormat.Scene.Mesh.Primitive.WingedEdgeTriangle Face = MissingProbeIDFaces[FaceIndex];
// Examine neighbors' probe influence and propagate best probe
ProbeInfluence BestProbe = null;
for ( int EdgeIndex=0; EdgeIndex < 3; EdgeIndex++ )
{
int NeighborFaceIndex = Face.m_Edges[EdgeIndex].GetOtherFaceIndex( Face.m_Index );
if ( NeighborFaceIndex != -1 )
{
GCXFormat.Scene.Mesh.Primitive.WingedEdgeTriangle NeighborFace = P.m_WingedEdgeFaces[NeighborFaceIndex];
ProbeInfluence NeighborProbe = NeighborFace.m_Tag as ProbeInfluence;
if ( NeighborProbe.ProbeID != ProbeInfluence.INVALID_PROBEID && (BestProbe == null || NeighborProbe.Importance > BestProbe.Importance) )
BestProbe = NeighborProbe; // Found a better probe for that face!
}
}
if ( BestProbe == null )
continue; // Still no valid probe found...
Face.m_Tag = BestProbe; // Share the probe, don't care...
MissingProbeIDFaces.RemoveAt( FaceIndex ); // We can safely remove the face by index since we're browsing the list backward
}
// Update progress
progressBarSubTask.Value = progressBarSubTask.Maximum * (OriginalCount - MissingProbeIDFaces.Count) / OriginalCount;
progressBarSubTask.Refresh();
}
// At this point, either the list of faces missing probe IDs is empty in which case the job is done
// or we need to assign an arbitrary probe ID to those faces
if ( MissingProbeIDFaces.Count > 0 )
{
FacesWithoutProbeCount += MissingProbeIDFaces.Count;
PrimitivesWithoutProbeCount++;
// TODO: Assign nearest probe or something!
}
// Now that we have valid probe IDs for each face, propagate best probe influence to each vertex
ProbeInfluence[] BestProbePerVertex = new ProbeInfluence[P.m_Vertices.Length];
for ( int FaceIndex=0; FaceIndex < FacesCount; FaceIndex++ )
{
GCXFormat.Scene.Mesh.Primitive.Face Face = P.m_Faces[FaceIndex];
ProbeInfluence FaceProbe = P.m_WingedEdgeFaces[FaceIndex].m_Tag as ProbeInfluence;
if ( BestProbePerVertex[Face.V0] == null || BestProbePerVertex[Face.V0].Importance < FaceProbe.Importance ) BestProbePerVertex[Face.V0] = FaceProbe; // Better probe for that vertex
if ( BestProbePerVertex[Face.V1] == null || BestProbePerVertex[Face.V1].Importance < FaceProbe.Importance ) BestProbePerVertex[Face.V1] = FaceProbe; // Better probe for that vertex
if ( BestProbePerVertex[Face.V2] == null || BestProbePerVertex[Face.V2].Importance < FaceProbe.Importance ) BestProbePerVertex[Face.V2] = FaceProbe; // Better probe for that vertex
}
// Finally, we can splat probe IDs into the giant vertex stream
for ( int VertexIndex=0; VertexIndex < P.m_Vertices.Length; VertexIndex++ )
VertexStreamProbeID[P.m_VertexOffset+VertexIndex] = (UInt32) (BestProbePerVertex[VertexIndex] != null ? BestProbePerVertex[VertexIndex].ProbeID : 0xFFFFFFFF); // TODO <= warn if we still have invalid vertices!
}
MeshIndex++;
}
progressBarBatchConvert.Value = progressBarBatchConvert.Maximum;
//////////////////////////////////////////////////////////////////////////
// Save the final vertex stream to disk
FileInfo TargetVertexStreamFile = new FileInfo( Path.Combine( Path.GetDirectoryName( SceneFile.FullName ), Path.GetFileNameWithoutExtension( SceneFile.FullName ) + "_ProbeID.vertexStream.U16" ) );
using ( FileStream S = TargetVertexStreamFile.Create() )
using( BinaryWriter W = new BinaryWriter( S ) )
{
for ( int VertexIndex=0; VertexIndex < VertexStreamProbeID.Length; VertexIndex++ )
W.Write( VertexStreamProbeID[VertexIndex] );
}
// Notify
MessageBoxIcon Icon = MessageBoxIcon.Information;
string Info = "Success!\r\n";
Info += "Processed " + PrimitivesCount + " primitives for a total of " + GCX.m_TotalFacesCount + " faces and " + GCX.m_TotalVerticesCount + " vertices.\r\n";
if ( PrimitivesWithoutProbeCount > 0 )
{
Icon = MessageBoxIcon.Warning;
Info += "\r\n---------------------- WARNING ----------------------\r\n";
Info += PrimitivesWithoutProbeCount + " primitives are missing or have incomplete probe information.\r\n";
Info += "A total of " + FacesWithoutProbeCount + " faces don't have probe information!\r\n";
}
if ( Errors != "" )
{
Icon = MessageBoxIcon.Warning;
Info += "\r\n---------------------- ERRORS ----------------------\r\n";
Info += Errors;
}
MessageBox( Info, MessageBoxButtons.OK, Icon );
}
catch ( Exception _e )
{
MessageBox( "An error occurred while probe influences in scene file: " + _e.Message, MessageBoxButtons.OK, MessageBoxIcon.Error );
return;
}
finally
{
progressBarBatchConvert.Visible = false;
progressBarSubTask.Visible = false;
}
}
/// <summary>
/// This tool builds the additional vertex stream for each primitive that will attach the best probe ID (as a U16)
/// to a vertex so the vertex shader has a single entry point into the probes network
/// Most face indices have already been rendered in the probe cube map and the batch processing tool took care of
/// selecting the most important probe for these faces, but some faces don't have probe information.
/// Maybe they have been occluded by other faces (shadowing) or are too small to be rendered in the cube map.
/// For these special faces, we need to propagate probe IDs from valid faces until the entire mesh is filled with
/// valid probe IDs.
///
/// We proceed primitive per primitive since they are all disconnected so no propagation would be possible cross
/// primitives unless we could reconnect split vertices, but I don't want to do that. Maybe it will become necessary
/// at some point but for the moment I don't care.
/// Some primitives may lack probe ID completely (!!), for these I choose to assign the ID of the nearest probe, which
/// may be a bit dangerous, especially if we're dealing with probes that are standing right behind the primitive for example.
/// In that case, perhaps using a scoring scheme that depends on both distance and orientation would be better? Let's see that when the problem arises...
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void encodeFaceProbesToolStripMenuItem_Click(object sender, EventArgs e)
{
// Ask for the influence file to load from
string OldFileName = GetRegKey("LastProbeInfluenceFileName", GetRegKey("LastProbesFolderTarget", Path.GetDirectoryName(m_ApplicationPath)));
openFileDialogProbeInfluence.InitialDirectory = Path.GetDirectoryName(OldFileName);
openFileDialogProbeInfluence.FileName = Path.GetFileName(OldFileName);
if (openFileDialogProbeInfluence.ShowDialog(this) != DialogResult.OK)
{
return;
}
SetRegKey("LastProbeInfluenceFileName", openFileDialogProbeInfluence.FileName);
FileInfo SourceInfluenceFile = new FileInfo(openFileDialogProbeInfluence.FileName);
// Ask for the scene file to apply to
string OldSceneFile = GetRegKey("LastSceneFileName", GetRegKey("LastProbesFolderSource", Path.GetDirectoryName(m_ApplicationPath)));
openFileDialogScene.InitialDirectory = Path.GetDirectoryName(OldSceneFile);
openFileDialogScene.FileName = Path.GetFileName(OldSceneFile);
if (openFileDialogScene.ShowDialog(this) != DialogResult.OK)
{
return;
}
SetRegKey("LastSceneFileName", openFileDialogScene.FileName);
FileInfo SceneFile = new FileInfo(openFileDialogScene.FileName);
try
{
// Read the scene file
GCXFormat.Scene GCX = null;
using (FileStream S = SceneFile.OpenRead())
using (BinaryReader R = new BinaryReader(S))
GCX = new GCXFormat.Scene(R);
// Read the probe influences
ProbeInfluence[] FaceInfluences = new ProbeInfluence[GCX.m_TotalFacesCount];
using (FileStream S = SourceInfluenceFile.OpenRead())
using (BinaryReader R = new BinaryReader(S))
{
int SizeofProbeInfluence = System.Runtime.InteropServices.Marshal.SizeOf(typeof(UInt32)) + System.Runtime.InteropServices.Marshal.SizeOf(typeof(double));
int FacesCount = (int)S.Length / SizeofProbeInfluence;
if ((S.Length % SizeofProbeInfluence) != 0)
{
throw new Exception("Probe influence file is larger than an integer number of ProbeInfluence structures!");
}
for (int FaceIndex = 0; FaceIndex < FacesCount; FaceIndex++)
{
UInt32 ProbeID = R.ReadUInt32();
double Importance = R.ReadDouble();
FaceInfluences[FaceIndex] = new ProbeInfluence()
{
ProbeID = ProbeID, Importance = Importance
};
}
for (int FaceIndex = FacesCount; FaceIndex < GCX.m_TotalFacesCount; FaceIndex++)
{
FaceInfluences[FaceIndex] = new ProbeInfluence()
{
ProbeID = ProbeInfluence.INVALID_PROBEID, Importance = 0.0
}
}
;
}
UInt32[] VertexStreamProbeID = new UInt32[GCX.m_TotalVerticesCount]; // The final vertex stream we're building
// Establish data for progress measurement
int PrimitivesCount = 0;
foreach (GCXFormat.Scene.Node N in GCX.m_Nodes)
{
GCXFormat.Scene.Mesh M = N as GCXFormat.Scene.Mesh;
if (M != null)
{
PrimitivesCount += M.m_Primitives.Length;
}
}
//////////////////////////////////////////////////////////////////////////
// The algorithm is quite simple:
// For each primitive
// Create a winged edge structure for each face
// Assign known probe influence to each face
// Build a list of faces without probe influence
//
// While list is not empty and its size keeps decreasing
// For each face without influence
// If neighbor faces have influence information
// Copy best influence from neighbor
// Remove face from the list
//
// If list is not empty // We have a bunch of disconnected faces that can't see any probe
// For each face of the list
// Assign [NO PROBE|NEAREST PROBE|WORLD PROBE] ? (not clear yet which is best)
//
// Redistribute best probe's ID to each face vertex
//
// Save stream of vertex probe IDs to be merged into an additional vertex buffer stream at runtime
//
int MeshIndex = 0;
int PrimitiveIndex = 0;
int FacesWithoutProbeCount = 0;
int PrimitivesWithoutProbeCount = 0;
string Errors = "";
progressBarBatchConvert.Value = 0;
progressBarBatchConvert.Visible = true;
progressBarSubTask.Value = 0;
progressBarSubTask.Visible = true;
foreach (GCXFormat.Scene.Node N in GCX.m_Nodes)
{
GCXFormat.Scene.Mesh M = N as GCXFormat.Scene.Mesh;
if (M == null)
{
continue;
}
foreach (GCXFormat.Scene.Mesh.Primitive P in M.m_Primitives)
{
int FacesCount = P.m_Faces.Length;
try
{
P.BuildWingedEdgesMesh();
}
catch (Exception _e)
{
Errors += "Primitive #" + PrimitiveIndex + " of mesh #" + MeshIndex + " has generated an error on Winged Mesh generation: " + _e.Message + "\r\n";
// Add this primitve to the list of the ones m
PrimitivesWithoutProbeCount++;
FacesWithoutProbeCount += P.m_Vertices.Length;
continue;
}
// Update progress
progressBarBatchConvert.Value = progressBarBatchConvert.Maximum * (++PrimitiveIndex) / PrimitivesCount;
progressBarSubTask.Value = 0;
// Tag winged edge faces with probe influence & list faces without valid probe ID
List <GCXFormat.Scene.Mesh.Primitive.WingedEdgeTriangle> MissingProbeIDFaces = new List <GCXFormat.Scene.Mesh.Primitive.WingedEdgeTriangle>(FacesCount);
for (int FaceIndex = 0; FaceIndex < FacesCount; FaceIndex++)
{
ProbeInfluence Influence = FaceInfluences[P.m_FaceOffset + FaceIndex];
GCXFormat.Scene.Mesh.Primitive.WingedEdgeTriangle Face = P.m_WingedEdgeFaces[FaceIndex];
Face.m_Tag = Influence;
if (Influence.ProbeID == ProbeInfluence.INVALID_PROBEID)
{
MissingProbeIDFaces.Add(Face);
}
}
// Propagate probe influence
int OriginalCount = MissingProbeIDFaces.Count;
int LastListSize = MissingProbeIDFaces.Count + 1;
while (MissingProbeIDFaces.Count > 0 && MissingProbeIDFaces.Count < LastListSize)
{
LastListSize = MissingProbeIDFaces.Count; // Keep track of list's size so we know if anything moved
for (int FaceIndex = MissingProbeIDFaces.Count - 1; FaceIndex >= 0; FaceIndex--) // Browse backward so we can safely remove elements from the list
{
GCXFormat.Scene.Mesh.Primitive.WingedEdgeTriangle Face = MissingProbeIDFaces[FaceIndex];
// Examine neighbors' probe influence and propagate best probe
ProbeInfluence BestProbe = null;
for (int EdgeIndex = 0; EdgeIndex < 3; EdgeIndex++)
{
int NeighborFaceIndex = Face.m_Edges[EdgeIndex].GetOtherFaceIndex(Face.m_Index);
if (NeighborFaceIndex != -1)
{
GCXFormat.Scene.Mesh.Primitive.WingedEdgeTriangle NeighborFace = P.m_WingedEdgeFaces[NeighborFaceIndex];
ProbeInfluence NeighborProbe = NeighborFace.m_Tag as ProbeInfluence;
if (NeighborProbe.ProbeID != ProbeInfluence.INVALID_PROBEID && (BestProbe == null || NeighborProbe.Importance > BestProbe.Importance))
{
BestProbe = NeighborProbe; // Found a better probe for that face!
}
}
}
if (BestProbe == null)
{
continue; // Still no valid probe found...
}
Face.m_Tag = BestProbe; // Share the probe, don't care...
MissingProbeIDFaces.RemoveAt(FaceIndex); // We can safely remove the face by index since we're browsing the list backward
}
// Update progress
progressBarSubTask.Value = progressBarSubTask.Maximum * (OriginalCount - MissingProbeIDFaces.Count) / OriginalCount;
progressBarSubTask.Refresh();
}
// At this point, either the list of faces missing probe IDs is empty in which case the job is done
// or we need to assign an arbitrary probe ID to those faces
if (MissingProbeIDFaces.Count > 0)
{
FacesWithoutProbeCount += MissingProbeIDFaces.Count;
PrimitivesWithoutProbeCount++;
// TODO: Assign nearest probe or something!
}
// Now that we have valid probe IDs for each face, propagate best probe influence to each vertex
ProbeInfluence[] BestProbePerVertex = new ProbeInfluence[P.m_Vertices.Length];
for (int FaceIndex = 0; FaceIndex < FacesCount; FaceIndex++)
{
GCXFormat.Scene.Mesh.Primitive.Face Face = P.m_Faces[FaceIndex];
ProbeInfluence FaceProbe = P.m_WingedEdgeFaces[FaceIndex].m_Tag as ProbeInfluence;
if (BestProbePerVertex[Face.V0] == null || BestProbePerVertex[Face.V0].Importance < FaceProbe.Importance)
{
BestProbePerVertex[Face.V0] = FaceProbe; // Better probe for that vertex
}
if (BestProbePerVertex[Face.V1] == null || BestProbePerVertex[Face.V1].Importance < FaceProbe.Importance)
{
BestProbePerVertex[Face.V1] = FaceProbe; // Better probe for that vertex
}
if (BestProbePerVertex[Face.V2] == null || BestProbePerVertex[Face.V2].Importance < FaceProbe.Importance)
{
BestProbePerVertex[Face.V2] = FaceProbe; // Better probe for that vertex
}
}
// Finally, we can splat probe IDs into the giant vertex stream
for (int VertexIndex = 0; VertexIndex < P.m_Vertices.Length; VertexIndex++)
{
VertexStreamProbeID[P.m_VertexOffset + VertexIndex] = (UInt32)(BestProbePerVertex[VertexIndex] != null ? BestProbePerVertex[VertexIndex].ProbeID : 0xFFFFFFFF); // TODO <= warn if we still have invalid vertices!
}
}
MeshIndex++;
}
progressBarBatchConvert.Value = progressBarBatchConvert.Maximum;
//////////////////////////////////////////////////////////////////////////
// Save the final vertex stream to disk
FileInfo TargetVertexStreamFile = new FileInfo(Path.Combine(Path.GetDirectoryName(SceneFile.FullName), Path.GetFileNameWithoutExtension(SceneFile.FullName) + "_ProbeID.vertexStream.U16"));
using (FileStream S = TargetVertexStreamFile.Create())
using (BinaryWriter W = new BinaryWriter(S))
{
for (int VertexIndex = 0; VertexIndex < VertexStreamProbeID.Length; VertexIndex++)
{
W.Write(VertexStreamProbeID[VertexIndex]);
}
}
// Notify
MessageBoxIcon Icon = MessageBoxIcon.Information;
string Info = "Success!\r\n";
Info += "Processed " + PrimitivesCount + " primitives for a total of " + GCX.m_TotalFacesCount + " faces and " + GCX.m_TotalVerticesCount + " vertices.\r\n";
if (PrimitivesWithoutProbeCount > 0)
{
Icon = MessageBoxIcon.Warning;
Info += "\r\n---------------------- WARNING ----------------------\r\n";
Info += PrimitivesWithoutProbeCount + " primitives are missing or have incomplete probe information.\r\n";
Info += "A total of " + FacesWithoutProbeCount + " faces don't have probe information!\r\n";
}
if (Errors != "")
{
Icon = MessageBoxIcon.Warning;
Info += "\r\n---------------------- ERRORS ----------------------\r\n";
Info += Errors;
}
MessageBox(Info, MessageBoxButtons.OK, Icon);
}
catch (Exception _e)
{
MessageBox("An error occurred while probe influences in scene file: " + _e.Message, MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
finally
{
progressBarBatchConvert.Visible = false;
progressBarSubTask.Visible = false;
}
}
/// <summary>
/// Loads a FBX scene and converts it (in the same folder) into its GCX equivalent
/// </summary>
/// <param name="_File"></param>
public void LoadScene(FileInfo _SourceFile, FileInfo _TargetFile)
{
FBX.SceneLoader.SceneLoader Loader = new FBX.SceneLoader.SceneLoader();
FBX.SceneLoader.MaterialsDatabase Materials = new FBX.SceneLoader.MaterialsDatabase();
// Materials.BuildFromM2( new DirectoryInfo( @"D:\Workspaces\Arkane\m2" ) );
FBX.Scene.Scene Scene = new FBX.Scene.Scene();
Loader.Load(_SourceFile, Scene, 1.0f, Materials);
// Start writing
// FileInfo Target = new FileInfo( Path.Combine( Path.GetDirectoryName( _SourceFile.FullName ), Path.GetFileNameWithoutExtension( _SourceFile.FullName ) + ".gcx" ) );
using (FileStream S = _TargetFile.OpenWrite())
using (BinaryWriter W = new BinaryWriter(S))
{
GCXFormat.Scene GCX = new GCXFormat.Scene(Scene);
GCX.Save(W);
}
// Write infos
List <string> Infos = new List <string>();
Infos.Add("Textures:");
foreach (FBX.Scene.Materials.Texture2D Texture in Scene.Textures)
{
Infos.Add("ID #" + Texture.ID.ToString("D3") + " URL=" + Texture.URL);
}
Infos.Add("");
// Here, I write an array mapping texture IDs to names, assuming textures have been converted to POM format using PNG2POM (or HDR2POM)
// This way I can simply copy this "code friendly" list and paste it in my C++ code (e.g. const char* ppID2TextureName[] = { PasteHere }; )
Infos.Add("Texture Flat Names:");
Infos.Add("");
string DirectoryHeader = Path.GetDirectoryName(_SourceFile.ToString());
DirectoryHeader = DirectoryHeader.Replace("\\", "\\\\"); // Double antislashes
foreach (FBX.Scene.Materials.Texture2D Texture in Scene.Textures)
{
// Infos.Add( "ID #" + Texture.ID.ToString( "D3" ) + " URL=" + Path.GetFileNameWithoutExtension( Texture.URL ) );
Infos.Add("\"" + DirectoryHeader + @"\\TexturesPOM\\" + Path.GetFileNameWithoutExtension(Texture.URL) + ".pom\",");
}
Infos.Add("");
Infos.Add("=============================");
Infos.Add("Materials:");
foreach (FBX.Scene.Materials.MaterialParameters Mat in Scene.MaterialParameters)
{
Infos.Add("ID #" + Mat.ID + " => " + Mat.Name + " (shader=" + Mat.ShaderURL + ")");
}
Infos.Add("");
Infos.Add("=============================");
Infos.Add("Meshes:");
foreach (FBX.Scene.Nodes.Mesh Mesh in Scene.Meshes)
{
Infos.Add("ID #" + Mesh.ID + " => " + Mesh.Name + " (primsCount=" + Mesh.PrimitivesCount + ")");
}
Infos.Add("");
Infos.Add("=============================");
Infos.Add("Lights:");
foreach (FBX.Scene.Nodes.Light Light in Scene.Lights)
{
Infos.Add("ID #" + Light.ID + " => " + Light.Name + " (type=" + Light.Type + ")");
}
Infos.Add("");
Infos.Add("=============================");
Infos.Add("Cameras:");
foreach (FBX.Scene.Nodes.Camera Camera in Scene.Cameras)
{
Infos.Add("ID #" + Camera.ID + " => " + Camera.Name + " (FOV=" + (Camera.FOV * 180.0f / Math.PI) + ")");
}
Infos.Add("");
if (Materials != null)
{
FBX.SceneLoader.MaterialsDatabase.Material[] QueriedMaterials = Materials.QueriedMaterials;
List <string> QueriedTextures = new List <string>();
// Here I'm generating the XCOPY batch commands to copy original textures from a complex directory structure
// into a flattened directory where they'll further be converted into POM files using PNG2POM
Infos.Add("=============================");
Infos.Add("Queried database materials:");
foreach (FBX.SceneLoader.MaterialsDatabase.Material M in QueriedMaterials)
{
Infos.Add(M.Name);
if (M.TextureDiffuse != null)
{
QueriedTextures.Add("xcopy \"" + M.TextureDiffuse.Replace('/', '\\') + "\" \"..\\POMTextures\\\" /Y/U/S");
}
if (M.TextureNormal != null)
{
QueriedTextures.Add("xcopy \"" + M.TextureNormal.Replace('/', '\\') + "\" \"..\\POMTextures\\\" /Y/U/S");
}
if (M.TextureSpecular != null)
{
QueriedTextures.Add("xcopy \"" + M.TextureSpecular.Replace('/', '\\') + "\" \"..\\POMTextures\\\" /Y/U/S");
}
}
Infos.Add("");
Infos.Add("=============================");
Infos.Add("Queried textures:");
Infos.AddRange(QueriedTextures);
}
textBoxReport.Lines = Infos.ToArray();
}