// https://en.wikipedia.org/wiki/Wavefront_.obj_file#Material_template_library
SOMaterial build_material(string sSourceFilePath, g3.GenericMaterial mIn)
{
OBJMaterial objMat = mIn as OBJMaterial;
// TODO handle other types?
if (objMat.illum < 0 || objMat.illum == 1 || objMat.illum == 2)
{
SOMaterial sceneMat = new SOMaterial()
{
Name = objMat.name,
Type = SOMaterial.MaterialType.TextureMap,
RGBColor = toColor(objMat.DiffuseColor, objMat.Alpha)
};
if (objMat.map_Kd != null && objMat.map_Kd != "")
{
Texture2D tex = load_texture(sSourceFilePath, objMat.map_Kd);
sceneMat.MainTexture = tex;
if (objMat.Kd == GenericMaterial.Invalid)
{
sceneMat.RGBColor = Colorf.White;
}
}
return(sceneMat);
}
return(null);
}
// https://en.wikipedia.org/wiki/Wavefront_.obj_file#Material_template_library
SOMaterial build_material(string sSourceFilePath, g3.GenericMaterial mIn)
{
OBJMaterial objMat = mIn as OBJMaterial;
// TODO handle other types?
int lightmodel = objMat.illum;
if (lightmodel > 2) // [RMS] we don't support these anyway, but don't want to ignore these materials...
{
lightmodel = 2;
}
if (lightmodel < 0 || lightmodel == 0 || lightmodel == 1 || lightmodel == 2)
{
SOMaterial sceneMat = new SOMaterial()
{
Name = objMat.name,
Type = SOMaterial.MaterialType.TextureMap,
RGBColor = toColor(objMat.DiffuseColor, objMat.Alpha)
};
if (objMat.map_Kd != null && objMat.map_Kd != "")
{
Texture2D tex = load_texture(sSourceFilePath, objMat.map_Kd);
sceneMat.MainTexture = tex;
if (objMat.Kd == GenericMaterial.Invalid)
{
sceneMat.RGBColor = Colorf.White;
}
}
return(sceneMat);
}
return(null);
}
//------------------------------------------------------------------------------------------------------------
public static OBJData LoadOBJ(Stream lStream)
{
m_OBJData = new OBJData();
m_CurrentMaterial = null;
m_CurrentGroup = null;
StreamReader lLineStreamReader = new StreamReader(lStream);
Action <string> lAction = null;
string lCurrentLine = null;
string[] lFields = null;
string lKeyword = null;
string lData = null;
while (!lLineStreamReader.EndOfStream)
{
lCurrentLine = lLineStreamReader.ReadLine();
if (StringExt.IsNullOrWhiteSpace(lCurrentLine) ||
lCurrentLine[0] == '#')
{
continue;
}
lFields = lCurrentLine.Trim().Split(null, 2);
if (lFields.Length < 2)
{
continue;
}
lKeyword = lFields[0].Trim();
lData = lFields[1].Trim();
lAction = null;
m_ParseOBJActionDictionary.TryGetValue(lKeyword.ToLowerInvariant(), out lAction);
if (lAction != null)
{
lAction(lData);
}
}
Debug.Log("reached");
var lOBJData = m_OBJData;
m_OBJData = null;
return(lOBJData);
}
//------------------------------------------------------------------------------------------------------------
public static OBJData LoadOBJ(Stream lStream)
{
m_OBJData = new OBJData();
m_CurrentMaterial = null;
m_CurrentGroup = null;
StreamReader lLineStreamReader = new StreamReader(lStream);
Action<string> lAction = null;
string lCurrentLine = null;
string[] lFields = null;
string lKeyword = null;
string lData = null;
while (!lLineStreamReader.EndOfStream)
{
lCurrentLine = lLineStreamReader.ReadLine();
if (StringExt.IsNullOrWhiteSpace(lCurrentLine)
|| lCurrentLine[0] == '#')
{
continue;
}
lFields = lCurrentLine.Trim().Split(null, 2);
if (lFields.Length < 2)
{
continue;
}
lKeyword = lFields[0].Trim();
lData = lFields[1].Trim();
lAction = null;
m_ParseOBJActionDictionary.TryGetValue(lKeyword.ToLowerInvariant(), out lAction);
if (lAction != null)
{
lAction(lData);
}
}
var lOBJData = m_OBJData;
m_OBJData = null;
return lOBJData;
}
public static List <OBJMaterial> LoadMTL(string path)
{
if (!File.Exists(path))
{
return(null);
}
string[] lines = File.ReadAllLines(path);
List <OBJMaterial> materials = new List <OBJMaterial>();
OBJMaterial currentMaterial = null;
foreach (string line in lines)
{
if (line.Length == 0)
{
continue;
}
if (line[0] == '#')
{
continue;
}
string[] tokens = line.Split(' ');
if (tokens[0] == "newmtl")
{
currentMaterial = new OBJMaterial();
materials.Add(currentMaterial);
currentMaterial.name = tokens[1];
}
else if (tokens[0] == "map_Kd")
{
string dirName = Path.GetDirectoryName(path);
string textureName = Path.GetFileNameWithoutExtension(tokens[1]);
string textureExt = Path.GetExtension(tokens[1]);
currentMaterial.albedo = EditUtil.LoadTextureFromFile(dirName + "/" + tokens[1]);
currentMaterial.emission = EditUtil.LoadTextureFromFile(dirName + "/" + textureName + "_e" + textureExt);
currentMaterial.normal = EditUtil.LoadTextureFromFile(dirName + "/" + textureName + "_n" + textureExt);
currentMaterial.specular = EditUtil.LoadTextureFromFile(dirName + "/" + textureName + "_s" + textureExt);
}
}
return(materials);
}
//------------------------------------------------------------------------------------------------------------
private static void PushOBJMaterial(string lMaterialName)
{
m_CurrentMaterial = new OBJMaterial(lMaterialName);
m_OBJData.m_Materials.Add(m_CurrentMaterial);
}
//------------------------------------------------------------------------------------------------------------
private static void PushOBJMaterial(string lMaterialName)
{
m_CurrentMaterial = new OBJMaterial(lMaterialName);
m_OBJData.m_Materials.Add(m_CurrentMaterial);
}
public H3D ToH3D(string TextureAndMtlSearchPath = null, bool noTextures = false)
{
H3D Output = new H3D();
Dictionary <string, OBJMaterial> Materials = new Dictionary <string, OBJMaterial>();
if (TextureAndMtlSearchPath != null)
{
TextReader Reader = null;
if (textureOnly)
{
Reader = new StreamReader(textureOnlyFile);
}
else
{
string MaterialFile = Path.Combine(TextureAndMtlSearchPath, MtlFile);
if (File.Exists(MaterialFile))
{
Reader = new StreamReader(MaterialFile);
}
}
if (Reader != null)
{
string MaterialName = null;
OBJMaterial Material = default(OBJMaterial);
for (string Line; (Line = Reader.ReadLine()) != null;)
{
string[] Params = Line.Split(new char[] { ' ', '\t' }, StringSplitOptions.RemoveEmptyEntries);
if (Params.Length == 0)
{
continue;
}
switch (Params[0])
{
case "newmtl":
if (Params.Length > 1)
{
if (MaterialName != null && Material.DiffuseTexture != null)
{
Materials.Add(MaterialName, Material);
}
Material = new OBJMaterial();
MaterialName = Line.Substring(Line.IndexOf(" ")).Trim();
}
break;
case "map_Kd":
if (Params.Length > 1)
{
string Name = Line.Substring(Line.IndexOf(Params[1]));
string TextureFile = Path.Combine(TextureAndMtlSearchPath, Name);
string TextureName = Path.GetFileName(TextureFile);
if (File.Exists(TextureFile) && !noTextures)
{
if (Output.Textures.Contains(TextureName))
{
Output.Textures.Remove(Output.Textures[Output.Textures.Find(TextureName)]);
}
Output.Textures.Add(new H3DTexture(TextureFile));
}
Material.DiffuseTexture = TextureName;
}
break;
case "Ka":
case "Kd":
case "Ks":
if (Params.Length >= 4)
{
Vector4 Color = new Vector4(
float.Parse(Params[1], CultureInfo.InvariantCulture),
float.Parse(Params[2], CultureInfo.InvariantCulture),
float.Parse(Params[3], CultureInfo.InvariantCulture), 1);
switch (Params[0])
{
case "Ka": Material.Ambient = Color; break;
case "Kd": Material.Diffuse = Color; break;
case "Ks": Material.Specular = Color; break;
}
}
break;
}
}
Reader.Dispose();
if (MaterialName != null && !textureOnly)
{
Materials.Add(MaterialName, Material);
}
}
}
if (!textureOnly)
{
H3DModel Model = new H3DModel();
string newName = Microsoft.VisualBasic.Interaction.InputBox("Enter model name: ", "Name", Model.Name);
if (newName != "")
{
Model.Name = newName;
}
ushort MaterialIndex = 0;
Model.Flags = 0;
Model.BoneScaling = H3DBoneScaling.Standard;
Model.MeshNodesVisibility.Clear();
Model.Skeleton.Clear();
Model.MeshNodesVisibility.Add(true);
float Height = 0;
Meshes.Sort((x, y) => string.Compare(x.Name, y.Name));
foreach (OBJMesh Mesh in Meshes)
{
Vector3 MinVector = new Vector3();
Vector3 MaxVector = new Vector3();
Dictionary <PICAVertex, int> Vertices = new Dictionary <PICAVertex, int>();
List <H3DSubMesh> SubMeshes = new List <H3DSubMesh>();
Queue <PICAVertex> VerticesQueue = new Queue <PICAVertex>();
foreach (PICAVertex Vertex in Mesh.Vertices)
{
VerticesQueue.Enqueue(Vertex);
}
while (VerticesQueue.Count > 2)
{
List <ushort> Indices = new List <ushort>();
while (VerticesQueue.Count > 0)
{
for (int Tri = 0; Tri < 3; Tri++)
{
PICAVertex Vertex = VerticesQueue.Dequeue();
if (Mesh.Name.Contains("uncolor"))
{
Vertex.Color = Vector4.One;
}
if (Vertices.ContainsKey(Vertex))
{
Indices.Add((ushort)Vertices[Vertex]);
}
else
{
Indices.Add((ushort)Vertices.Count);
if (Vertex.Position.X < MinVector.X)
{
MinVector.X = Vertex.Position.X;
}
if (Vertex.Position.Y < MinVector.Y)
{
MinVector.Y = Vertex.Position.Y;
}
if (Vertex.Position.Z < MinVector.Z)
{
MinVector.Z = Vertex.Position.Z;
}
if (Vertex.Position.X > MaxVector.X)
{
MaxVector.X = Vertex.Position.X;
}
if (Vertex.Position.Y > MaxVector.Y)
{
MaxVector.Y = Vertex.Position.Y;
}
if (Vertex.Position.Z > MaxVector.Z)
{
MaxVector.Z = Vertex.Position.Z;
}
Vertices.Add(Vertex, Vertices.Count);
}
}
}
H3DSubMesh SM = new H3DSubMesh();
SM.BoneIndices = new ushort[] { };
SM.Skinning = H3DSubMeshSkinning.None;
SM.Indices = Indices.ToArray();
SubMeshes.Add(SM);
}
//Mesh
List <PICAAttribute> Attributes = PICAAttribute.GetAttributes(
PICAAttributeName.Position,
PICAAttributeName.Normal,
PICAAttributeName.TexCoord0,
PICAAttributeName.Color
);
H3DMesh M = new H3DMesh(Vertices.Keys, Attributes, SubMeshes)
{
Skinning = H3DMeshSkinning.Rigid,
MeshCenter = (MinVector + MaxVector) * 0.5f,
MaterialIndex = MaterialIndex,
};
if (Height < MaxVector.Y)
{
Height = MaxVector.Y;
}
//Material
string MatName = $"Mat{MaterialIndex++.ToString("D5")}_{Mesh.MaterialName}";
H3DMaterial Material = H3DMaterial.GetSimpleMaterial(Model.Name, Mesh.MaterialName, Materials[Mesh.MaterialName].DiffuseTexture);
Material.Texture0Name = Materials[Mesh.MaterialName].DiffuseTexture;
Material.MaterialParams.FaceCulling = PICAFaceCulling.BackFace;
Material.MaterialParams.Flags = H3DMaterialFlags.IsFragmentLightingEnabled | H3DMaterialFlags.IsVertexLightingEnabled | H3DMaterialFlags.IsFragmentLightingPolygonOffsetDirty;
Material.MaterialParams.FragmentFlags = 0;
Material.MaterialParams.LightSetIndex = 0;
Material.MaterialParams.FogIndex = 0;
Material.MaterialParams.LogicalOperation = PICALogicalOp.Noop;
Material.MaterialParams.AmbientColor = RGBA.White;
Material.MaterialParams.DiffuseColor = RGBA.White;
Material.MaterialParams.EmissionColor = RGBA.Black;
Material.MaterialParams.Specular0Color = RGBA.Black;
Material.MaterialParams.Specular1Color = RGBA.Black;
Material.MaterialParams.Constant0Color = RGBA.White;
Material.MaterialParams.Constant1Color = RGBA.White;
Material.MaterialParams.Constant2Color = RGBA.White;
Material.MaterialParams.Constant3Color = RGBA.White;
Material.MaterialParams.Constant4Color = RGBA.White;
Material.MaterialParams.Constant5Color = RGBA.White;
Material.MaterialParams.BlendColor = RGBA.Black;
Material.MaterialParams.Constant2Assignment = 2;
Material.MaterialParams.ColorScale = 1;
Material.MaterialParams.FresnelSelector = H3DFresnelSelector.No;
Material.MaterialParams.BumpMode = H3DBumpMode.NotUsed;
Material.MaterialParams.BumpTexture = 0;
Material.MaterialParams.PolygonOffsetUnit = 0;
Material.MaterialParams.TexEnvBufferColor = RGBA.White;
Material.MaterialParams.ColorOperation.FragOpMode = PICAFragOpMode.Default;
Material.MaterialParams.ColorOperation.BlendMode = PICABlendMode.Blend;
Material.MaterialParams.ColorBufferRead = true;
Material.MaterialParams.ColorBufferWrite = true;
Material.MaterialParams.StencilBufferRead = true;
Material.MaterialParams.StencilBufferWrite = true;
Material.MaterialParams.DepthBufferRead = true;
Material.MaterialParams.DepthBufferWrite = false;
Material.MaterialParams.TexEnvStages[0].Source.Color = new PICATextureCombinerSource[] { PICATextureCombinerSource.Texture0, PICATextureCombinerSource.PrimaryColor, PICATextureCombinerSource.Texture0 };
Material.MaterialParams.TexEnvStages[0].Source.Alpha = new PICATextureCombinerSource[] { PICATextureCombinerSource.Texture0, PICATextureCombinerSource.Texture0, PICATextureCombinerSource.Texture0 };
Material.MaterialParams.TexEnvStages[0].Operand.Color = new PICATextureCombinerColorOp[] { PICATextureCombinerColorOp.Color, PICATextureCombinerColorOp.Color, PICATextureCombinerColorOp.Color };
Material.MaterialParams.TexEnvStages[0].Operand.Alpha = new PICATextureCombinerAlphaOp[] { PICATextureCombinerAlphaOp.Alpha, PICATextureCombinerAlphaOp.Alpha, PICATextureCombinerAlphaOp.Alpha };
Material.MaterialParams.TexEnvStages[0].Combiner.Color = PICATextureCombinerMode.Modulate;
Material.MaterialParams.TexEnvStages[0].Combiner.Alpha = PICATextureCombinerMode.Replace;
Material.MaterialParams.TexEnvStages[0].Color = RGBA.White;
Material.MaterialParams.TexEnvStages[0].Scale.Color = PICATextureCombinerScale.One;
Material.MaterialParams.TexEnvStages[0].Scale.Alpha = PICATextureCombinerScale.One;
Material.MaterialParams.TexEnvStages[0].UpdateColorBuffer = false;
Material.MaterialParams.TexEnvStages[0].UpdateAlphaBuffer = false;
Material.MaterialParams.TexEnvStages[1].Source.Color = new PICATextureCombinerSource[] { PICATextureCombinerSource.Previous, PICATextureCombinerSource.FragmentPrimaryColor, PICATextureCombinerSource.Previous };
Material.MaterialParams.TexEnvStages[1].Source.Alpha = new PICATextureCombinerSource[] { PICATextureCombinerSource.Previous, PICATextureCombinerSource.Previous, PICATextureCombinerSource.Previous };
Material.MaterialParams.TexEnvStages[1].Operand.Color = new PICATextureCombinerColorOp[] { PICATextureCombinerColorOp.Color, PICATextureCombinerColorOp.Color, PICATextureCombinerColorOp.Color };
Material.MaterialParams.TexEnvStages[1].Operand.Alpha = new PICATextureCombinerAlphaOp[] { PICATextureCombinerAlphaOp.Alpha, PICATextureCombinerAlphaOp.Alpha, PICATextureCombinerAlphaOp.Alpha };
Material.MaterialParams.TexEnvStages[1].Combiner.Color = PICATextureCombinerMode.Modulate;
Material.MaterialParams.TexEnvStages[1].Combiner.Alpha = PICATextureCombinerMode.Replace;
Material.MaterialParams.TexEnvStages[1].Color = RGBA.Black;
Material.MaterialParams.TexEnvStages[1].Scale.Color = PICATextureCombinerScale.One;
Material.MaterialParams.TexEnvStages[1].Scale.Alpha = PICATextureCombinerScale.One;
Material.MaterialParams.TexEnvStages[1].UpdateColorBuffer = false;
Material.MaterialParams.TexEnvStages[1].UpdateAlphaBuffer = false;
Material.MaterialParams.TexEnvStages[2].Source.Color = new PICATextureCombinerSource[] { PICATextureCombinerSource.Previous, PICATextureCombinerSource.Previous, PICATextureCombinerSource.Previous };
Material.MaterialParams.TexEnvStages[2].Source.Alpha = new PICATextureCombinerSource[] { PICATextureCombinerSource.Previous, PICATextureCombinerSource.PrimaryColor, PICATextureCombinerSource.Previous };
Material.MaterialParams.TexEnvStages[2].Operand.Color = new PICATextureCombinerColorOp[] { PICATextureCombinerColorOp.Color, PICATextureCombinerColorOp.Color, PICATextureCombinerColorOp.Color };
Material.MaterialParams.TexEnvStages[2].Operand.Alpha = new PICATextureCombinerAlphaOp[] { PICATextureCombinerAlphaOp.Alpha, PICATextureCombinerAlphaOp.Alpha, PICATextureCombinerAlphaOp.Alpha };
Material.MaterialParams.TexEnvStages[2].Combiner.Color = PICATextureCombinerMode.Replace;
Material.MaterialParams.TexEnvStages[2].Combiner.Alpha = PICATextureCombinerMode.Modulate;
Material.MaterialParams.TexEnvStages[2].Color = RGBA.White;
Material.MaterialParams.TexEnvStages[2].Scale.Color = PICATextureCombinerScale.One;
Material.MaterialParams.TexEnvStages[2].Scale.Alpha = PICATextureCombinerScale.One;
Material.MaterialParams.TexEnvStages[2].UpdateColorBuffer = false;
Material.MaterialParams.TexEnvStages[2].UpdateAlphaBuffer = false;
Material.MaterialParams.TexEnvStages[3].Source.Color = new PICATextureCombinerSource[] { PICATextureCombinerSource.Previous, PICATextureCombinerSource.Previous, PICATextureCombinerSource.Previous };
Material.MaterialParams.TexEnvStages[3].Source.Alpha = new PICATextureCombinerSource[] { PICATextureCombinerSource.Previous, PICATextureCombinerSource.Constant, PICATextureCombinerSource.Previous };
Material.MaterialParams.TexEnvStages[3].Operand.Color = new PICATextureCombinerColorOp[] { PICATextureCombinerColorOp.Color, PICATextureCombinerColorOp.Color, PICATextureCombinerColorOp.Color };
Material.MaterialParams.TexEnvStages[3].Operand.Alpha = new PICATextureCombinerAlphaOp[] { PICATextureCombinerAlphaOp.Alpha, PICATextureCombinerAlphaOp.Alpha, PICATextureCombinerAlphaOp.Alpha };
Material.MaterialParams.TexEnvStages[3].Combiner.Color = PICATextureCombinerMode.Replace;
Material.MaterialParams.TexEnvStages[3].Combiner.Alpha = PICATextureCombinerMode.Modulate;
Material.MaterialParams.TexEnvStages[3].Color = RGBA.White;
Material.MaterialParams.TexEnvStages[3].Scale.Color = PICATextureCombinerScale.One;
Material.MaterialParams.TexEnvStages[3].Scale.Alpha = PICATextureCombinerScale.One;
Material.MaterialParams.TexEnvStages[3].UpdateColorBuffer = false;
Material.MaterialParams.TexEnvStages[3].UpdateAlphaBuffer = false;
Material.MaterialParams.TexEnvStages[4].Source.Color = new PICATextureCombinerSource[] { PICATextureCombinerSource.Previous, PICATextureCombinerSource.Previous, PICATextureCombinerSource.Previous };
Material.MaterialParams.TexEnvStages[4].Source.Alpha = new PICATextureCombinerSource[] { PICATextureCombinerSource.Previous, PICATextureCombinerSource.Previous, PICATextureCombinerSource.Previous };
Material.MaterialParams.TexEnvStages[4].Operand.Color = new PICATextureCombinerColorOp[] { PICATextureCombinerColorOp.Color, PICATextureCombinerColorOp.Color, PICATextureCombinerColorOp.Color };
Material.MaterialParams.TexEnvStages[4].Operand.Alpha = new PICATextureCombinerAlphaOp[] { PICATextureCombinerAlphaOp.Alpha, PICATextureCombinerAlphaOp.Alpha, PICATextureCombinerAlphaOp.Alpha };
Material.MaterialParams.TexEnvStages[4].Combiner.Color = PICATextureCombinerMode.Replace;
Material.MaterialParams.TexEnvStages[4].Combiner.Alpha = PICATextureCombinerMode.Replace;
Material.MaterialParams.TexEnvStages[4].Color = RGBA.Black;
Material.MaterialParams.TexEnvStages[4].Scale.Color = PICATextureCombinerScale.One;
Material.MaterialParams.TexEnvStages[4].Scale.Alpha = PICATextureCombinerScale.One;
Material.MaterialParams.TexEnvStages[4].UpdateColorBuffer = true;
Material.MaterialParams.TexEnvStages[4].UpdateAlphaBuffer = false;
Material.MaterialParams.TexEnvStages[5].Source.Color = new PICATextureCombinerSource[] { PICATextureCombinerSource.Previous, PICATextureCombinerSource.Previous, PICATextureCombinerSource.Previous };
Material.MaterialParams.TexEnvStages[5].Source.Alpha = new PICATextureCombinerSource[] { PICATextureCombinerSource.Previous, PICATextureCombinerSource.Previous, PICATextureCombinerSource.Previous };
Material.MaterialParams.TexEnvStages[5].Operand.Color = new PICATextureCombinerColorOp[] { PICATextureCombinerColorOp.Color, PICATextureCombinerColorOp.Color, PICATextureCombinerColorOp.Color };
Material.MaterialParams.TexEnvStages[5].Operand.Alpha = new PICATextureCombinerAlphaOp[] { PICATextureCombinerAlphaOp.Alpha, PICATextureCombinerAlphaOp.Alpha, PICATextureCombinerAlphaOp.Alpha };
Material.MaterialParams.TexEnvStages[5].Combiner.Color = PICATextureCombinerMode.Replace;
Material.MaterialParams.TexEnvStages[5].Combiner.Alpha = PICATextureCombinerMode.Replace;
Material.MaterialParams.TexEnvStages[5].Color = RGBA.Black;
Material.MaterialParams.TexEnvStages[5].Scale.Color = PICATextureCombinerScale.One;
Material.MaterialParams.TexEnvStages[5].Scale.Alpha = PICATextureCombinerScale.One;
Material.MaterialParams.TexEnvStages[5].UpdateColorBuffer = false;
Material.MaterialParams.TexEnvStages[5].UpdateAlphaBuffer = false;
if (Mesh.Name.Contains("alpha"))
{
if (Mesh.Name.Contains("alphablend"))
{
M.Layer = 1;
Material.MaterialParams.ColorOperation.BlendMode = PICABlendMode.Blend;
Material.MaterialParams.BlendFunction.ColorDstFunc = PICABlendFunc.OneMinusSourceAlpha;
Material.MaterialParams.BlendFunction.ColorEquation = PICABlendEquation.FuncAdd;
Material.MaterialParams.BlendFunction.ColorSrcFunc = PICABlendFunc.SourceAlpha;
Material.MaterialParams.BlendFunction.AlphaDstFunc = PICABlendFunc.OneMinusSourceAlpha;
Material.MaterialParams.BlendFunction.AlphaEquation = PICABlendEquation.FuncAdd;
Material.MaterialParams.BlendFunction.AlphaSrcFunc = PICABlendFunc.SourceAlpha;
if (Mesh.Name.Contains("rl"))
{
int digit = Mesh.Name[Mesh.Name.IndexOf("rl") + 2] - '0';
if (digit >= 0 && digit <= 3)
{
//set renderlayer
M.Priority = digit;
}
}
}
Material.MaterialParams.AlphaTest.Enabled = true;
Material.MaterialParams.AlphaTest.Function = PICATestFunc.Greater;
Material.MaterialParams.AlphaTest.Reference = 0;
}
if (Mesh.Name.Contains("unculled"))
{
Material.MaterialParams.FaceCulling = PICAFaceCulling.Never;
}
if (Material.Name.Contains("mado") || Material.Name.Contains("window"))
{
Material.MaterialParams.LightSetIndex = 1;
}
Material.TextureMappers[0].MagFilter = H3DTextureMagFilter.Linear;
if (Model.Materials.Find(Material.Name) != -1)
{
M.MaterialIndex = (ushort)Model.Materials.Find(Material.Name);
MaterialIndex--;
M.UpdateBoolUniforms(Model.Materials[M.MaterialIndex]);
}
else
{
Model.Materials.Add(Material);
M.UpdateBoolUniforms(Material);
}
Model.AddMesh(M);
}
/*
* On Pokémon, the root bone (on the animaiton file) is used by the game to move
* characters around, and all rigged bones are parented to this bone.
* It's usually the Waist bone, that points upward and is half the character height.
*/
/*Model.Skeleton.Add(new H3DBone(
* new Vector3(0, Height * 0.5f, 0),
* new Vector3(0, 0, (float)(Math.PI * 0.5)),
* Vector3.One,
* "Waist",
* -1));*/
//Model.Skeleton[0].CalculateTransform(Model.Skeleton);
Output.Models.Add(Model);
Output.CopyMaterials();
}
return(Output);
}
public H3D ToH3D(string TextureAndMtlSearchPath = null)
{
H3D Output = new H3D();
Dictionary <string, OBJMaterial> Materials = new Dictionary <string, OBJMaterial>();
if (TextureAndMtlSearchPath != null)
{
string MaterialFile = Path.Combine(TextureAndMtlSearchPath, MtlFile);
if (File.Exists(MaterialFile))
{
string MaterialName = null;
OBJMaterial Material = default(OBJMaterial);
TextReader Reader = new StreamReader(MaterialFile);
for (string Line; (Line = Reader.ReadLine()) != null;)
{
string[] Params = Line.Split(new char[] { ' ', '\t' }, StringSplitOptions.RemoveEmptyEntries);
if (Params.Length == 0)
{
continue;
}
switch (Params[0])
{
case "newmtl":
if (Params.Length > 1)
{
if (MaterialName != null && Material.DiffuseTexture != null)
{
Materials.Add(MaterialName, Material);
}
Material = new OBJMaterial();
MaterialName = Line.Substring(Line.IndexOf(" ")).Trim();
}
break;
case "map_Kd":
if (Params.Length > 1)
{
string Name = Line.Substring(Line.IndexOf(Params[1]));
string TextureFile = Path.Combine(TextureAndMtlSearchPath, Name);
string TextureName = Path.GetFileNameWithoutExtension(TextureFile);
if (File.Exists(TextureFile) && !Output.Textures.Contains(TextureName))
{
Output.Textures.Add(new H3DTexture(TextureFile));
}
Material.DiffuseTexture = Path.GetFileNameWithoutExtension(TextureName);
}
break;
case "Ka":
case "Kd":
case "Ks":
if (Params.Length >= 4)
{
Vector4 Color = new Vector4(
float.Parse(Params[1], CultureInfo.InvariantCulture),
float.Parse(Params[2], CultureInfo.InvariantCulture),
float.Parse(Params[3], CultureInfo.InvariantCulture), 1);
switch (Params[0])
{
case "Ka": Material.Ambient = Color; break;
case "Kd": Material.Diffuse = Color; break;
case "Ks": Material.Specular = Color; break;
}
}
break;
}
}
Reader.Dispose();
if (MaterialName != null && Material.DiffuseTexture != null)
{
Materials.Add(MaterialName, Material);
}
}
}
H3DModel Model = new H3DModel();
Model.Name = "Model";
ushort MaterialIndex = 0;
Model.Flags = H3DModelFlags.HasSkeleton;
Model.BoneScaling = H3DBoneScaling.Maya;
Model.MeshNodesVisibility.Add(true);
float Height = 0;
foreach (OBJMesh Mesh in Meshes)
{
Vector3 MinVector = new Vector3();
Vector3 MaxVector = new Vector3();
Dictionary <PICAVertex, int> Vertices = new Dictionary <PICAVertex, int>();
List <H3DSubMesh> SubMeshes = new List <H3DSubMesh>();
Queue <PICAVertex> VerticesQueue = new Queue <PICAVertex>();
foreach (PICAVertex Vertex in Mesh.Vertices)
{
VerticesQueue.Enqueue(Vertex);
}
while (VerticesQueue.Count > 2)
{
List <ushort> Indices = new List <ushort>();
while (VerticesQueue.Count > 0)
{
for (int Tri = 0; Tri < 3; Tri++)
{
PICAVertex Vertex = VerticesQueue.Dequeue();
if (Vertices.ContainsKey(Vertex))
{
Indices.Add((ushort)Vertices[Vertex]);
}
else
{
Indices.Add((ushort)Vertices.Count);
if (Vertex.Position.X < MinVector.X)
{
MinVector.X = Vertex.Position.X;
}
if (Vertex.Position.Y < MinVector.Y)
{
MinVector.Y = Vertex.Position.Y;
}
if (Vertex.Position.Z < MinVector.Z)
{
MinVector.Z = Vertex.Position.Z;
}
if (Vertex.Position.X > MaxVector.X)
{
MaxVector.X = Vertex.Position.X;
}
if (Vertex.Position.Y > MaxVector.Y)
{
MaxVector.Y = Vertex.Position.Y;
}
if (Vertex.Position.Z > MaxVector.Z)
{
MaxVector.Z = Vertex.Position.Z;
}
Vertices.Add(Vertex, Vertices.Count);
}
}
}
H3DSubMesh SM = new H3DSubMesh();
SM.BoneIndices = new ushort[] { 0 };
SM.Skinning = H3DSubMeshSkinning.Smooth;
SM.Indices = Indices.ToArray();
SubMeshes.Add(SM);
}
//Mesh
List <PICAAttribute> Attributes = PICAAttribute.GetAttributes(
PICAAttributeName.Position,
PICAAttributeName.Normal,
PICAAttributeName.TexCoord0,
PICAAttributeName.Color,
PICAAttributeName.BoneIndex,
PICAAttributeName.BoneWeight);
H3DMesh M = new H3DMesh(Vertices.Keys, Attributes, SubMeshes)
{
Skinning = H3DMeshSkinning.Smooth,
MeshCenter = (MinVector + MaxVector) * 0.5f,
MaterialIndex = MaterialIndex
};
if (Height < MaxVector.Y)
{
Height = MaxVector.Y;
}
//Material
string MatName = $"Mat{MaterialIndex++.ToString("D5")}_{Mesh.MaterialName}";
H3DMaterial Material = H3DMaterial.GetSimpleMaterial(Model.Name, MatName, null);
if (Materials.ContainsKey(Mesh.MaterialName))
{
Material.Texture0Name = Materials[Mesh.MaterialName].DiffuseTexture;
}
else
{
Material.Texture0Name = "NoTexture";
}
Model.Materials.Add(Material);
M.UpdateBoolUniforms(Material);
Model.AddMesh(M);
}
/*
* On Pokémon, the root bone (on the animaiton file) is used by the game to move
* characters around, and all rigged bones are parented to this bone.
* It's usually the Waist bone, that points upward and is half the character height.
*/
Model.Skeleton.Add(new H3DBone(
new Vector3(0, Height * 0.5f, 0),
new Vector3(0, 0, (float)(Math.PI * 0.5)),
Vector3.One,
"Waist",
-1));
Model.Skeleton[0].CalculateTransform(Model.Skeleton);
Output.Models.Add(Model);
Output.CopyMaterials();
return(Output);
}
