public static CompiledPose Compile(Pose pose, MeshDef def)
{
if (pose.bones.Count != def.bones.Count)
{
throw new Exception("Invalid animation/mesh, bone count differs");
}
List <mat44> result = new List <mat44>(pose.bones.Count);
for (int i = 0; i < pose.bones.Count; ++i)
{
result.Add(mat44.Identity);
}
foreach (MeshDef.Bone root in def.RootBones)
{
updateMatrix(ref result, root, pose, def.bones);
}
return(new CompiledPose(result));
}
public CompiledMesh(MediaLoader ml, MeshDef def)
{
List<Exception> errors = new List<Exception>();
foreach (MeshDef.MaterialDef m in def.Materials)
{
if (def.hasTrianglesFor(m))
{
try
{
parts.Add(new MeshPart(ml, m, def, this));
}
catch (Exception e)
{
errors.Add(e);
}
}
}
if (errors.Count != 0)
{
throw new Exception("Several errors occured");
}
}
internal static MeshDef Load(FileSystem fs, string path)
{
MeshDef def = new MeshDef();
using (Stream s = fs.open(path))
{
BinaryReader br = new BinaryReader(s);
int version = br.ReadInt32();
int materials = br.ReadInt32();
for (int materialid = 0; materialid < materials; ++materialid)
{
MeshDef.MaterialDef m = def.addMaterial("m" + materialid.ToString());
m.texture = br.ReadString();
m.ambient = vec3.Read(br);
m.diffuse = vec3.Read(br);
m.specular = vec3.Read(br);
m.emissive = vec3.Read(br);
m.alpha = br.ReadSingle();
m.shininess = br.ReadSingle();
}
int bonecount = br.ReadInt32();
for (int boneid = 0; boneid < bonecount; ++boneid)
{
MeshDef.Bone bone = def.newBone();
bone.name = br.ReadString();
bone.parent = br.ReadInt32();
bone.pos = vec3.Read(br);
vec3 qv = vec3.Read(br);
bone.rot = new quat(br.ReadSingle(), qv);
}
int pointcount = br.ReadInt32();
for (int pointid = 0; pointid < pointcount; ++pointid)
{
int boneid = br.ReadInt32();
vec3 p = new vec3(br.ReadSingle(), br.ReadSingle(), br.ReadSingle());
def.addPoint(p, boneid);
}
int uvcount = br.ReadInt32();
for (int uvid = 0; uvid < uvcount; ++uvid)
{
vec2 v = new vec2(br.ReadSingle(), br.ReadSingle());
def.AddUv(v);
}
int normalcount = br.ReadInt32();
for (int normalid = 0; normalid < normalcount; ++normalid)
{
vec3 p = new vec3(br.ReadSingle(), br.ReadSingle(), br.ReadSingle());
def.addNomal(p);
}
for (int materialid = 0; materialid < materials; ++materialid)
{
def.selectMaterial("m" + materialid.ToString());
int tricount = br.ReadInt32();
for (int triid = 0; triid < tricount; ++triid)
{
MeshDef.VertexData[] data = new MeshDef.VertexData[3];
for (int i = 0; i < 3; ++i)
{
data[i].vertex = br.ReadInt32();
data[i].uv = br.ReadInt32();
data[i].normal = br.ReadInt32();
}
def.addTri(new MeshDef.Tri(data));
}
}
}
return(def);
}
public static void Save(Stream s, MeshDef def)
{
MeshDefFile.Write(s, def);
}
public static MeshDef Load(FileSystem fs, string path)
{
MeshDef mesh = new MeshDef();
using (var file = fs.open(path))
{
foreach (string l in FileUtil.LinesIn(file))
{
string line = l.Trim();
if (string.IsNullOrEmpty(line) == false && line[0] != '#')
{
string[] data = line.Split(" \t".ToCharArray());
if (data[0] == "v")
{
mesh.addPoint(new vec3(floatParse(data[1]), floatParse(data[2]), floatParse(data[3])), -1);
}
else if (data[0] == "vt")
{
mesh.AddUv(new vec2(floatParse(data[1]), floatParse(data[2])));
}
else if (data[0] == "vn")
{
mesh.addNomal(new vec3(floatParse(data[1]), floatParse(data[2]), floatParse(data[3])));
}
else if (data[0] == "f")
{
List <MeshDef.VertexData> vd = new List <MeshDef.VertexData>();
for (int i = 1; i < data.Length; ++i)
{
string[] ind = data[i].Split("/".ToCharArray());
MeshDef.VertexData v = new MeshDef.VertexData();
v.vertex = int.Parse(ind[0]) - 1;
v.uv = int.Parse(ind[1]) - 1;
v.normal = int.Parse(ind[2]) - 1;
vd.Add(v);
}
if (vd.Count < 3)
{
throw new Exception("Face data incomplete");
}
for (int i = 2; i < vd.Count; ++i)
{
List <MeshDef.VertexData> arr = new List <MeshDef.VertexData>();
arr.Add(vd[0]);
arr.Add(vd[1]);
arr.Add(vd[i]);
mesh.addTri(new MeshDef.Tri(arr.ToArray()));
}
}
else if (data[0] == "usemtl")
{
mesh.selectMaterial(data[1].Trim());
}
else if (data[0] == "mtllib")
{
LoadMaterialLibrary(mesh, fs, Resolve(path, data[1].Trim()));
}
}
}
}
return(mesh);
}
internal static void Write(Stream s, MeshDef def)
{
BinaryWriter bw = new BinaryWriter(s);
bw.Write((int)0);
List <MeshDef.MaterialDef> materials = new List <MeshDef.MaterialDef>(def.Materials);
bw.Write(materials.Count);
foreach (MeshDef.MaterialDef mat in materials)
{
bw.Write(mat.texture);
WriteColor(bw, mat.ambient);
WriteColor(bw, mat.diffuse);
WriteColor(bw, mat.specular);
WriteColor(bw, mat.emissive);
bw.Write(mat.alpha);
bw.Write(mat.shininess);
}
bw.Write(def.bones.Count);
foreach (MeshDef.Bone bone in def.bones)
{
bw.Write(bone.name);
bw.Write(bone.parent);
bw.Write(bone.pos.x);
bw.Write(bone.pos.y);
bw.Write(bone.pos.z);
bw.Write(bone.rot.x);
bw.Write(bone.rot.y);
bw.Write(bone.rot.z);
bw.Write(bone.rot.w);
}
bw.Write(def.points.Count);
foreach (MeshDef.PointData v in def.points)
{
bw.Write(v.boneid);
bw.Write(v.location.x);
bw.Write(v.location.y);
bw.Write(v.location.z);
}
bw.Write(def.uvs.Count);
foreach (vec2 u in def.uvs)
{
bw.Write(u.x);
bw.Write(u.y);
}
bw.Write(def.normals.Count);
foreach (vec3 n in def.normals)
{
bw.Write(n.x);
bw.Write(n.y);
bw.Write(n.z);
}
foreach (MeshDef.MaterialDef mat in materials)
{
List <MeshDef.Tri> tris = new List <MeshDef.Tri>(def.TrianglesFor(mat));
bw.Write(tris.Count);
foreach (MeshDef.Tri tri in tris)
{
for (int i = 0; i < 3; ++i)
{
bw.Write(tri.data[i].vertex);
bw.Write(tri.data[i].uv);
bw.Write(tri.data[i].normal);
}
}
}
}
public Actor(MeshDef mesh)
{
this.mesh = mesh;
}
