public override IResource create(ResourceManager mgr)
{
IQModelLoader loader = new IQModelLoader(mgr);
SkinnedModel m = loader.loadFromFile(Path.Combine(path, (string)descriptor["file"]));
if (m == null)
{
return(null);
}
JsonObject initTransform = descriptor["initialTransform"];
if (initTransform != null)
{
Vector3 pos = (Vector3)initTransform["translate"];
Vector3 rot = (Vector3)initTransform["rotate"];
Vector3 scale = (Vector3)initTransform["scale"];
Matrix4 ori = new Matrix4();
ori = ori.fromHeadingPitchRoll(rot.X, rot.Y, rot.Z);
m.myInitialTransform = Matrix4.CreateScale(scale) * ori * Matrix4.CreateTranslation(pos);
}
return(m);
}
public override IResource create(ResourceManager mgr)
{
BobSkinnedModelLoader loader = new BobSkinnedModelLoader(mgr);
SkinnedModel m = loader.loadFromFile(name);
return(m);
}
public override IResource create(ResourceManager mgr)
{
MS3DModelLoader loader = new MS3DModelLoader(mgr);
SkinnedModel m = loader.loadFromFile(Path.Combine(path, (string)descriptor["file"]));
if (m == null)
{
return(null);
}
JsonObject initTransform = descriptor["initialTransform"];
if (initTransform != null)
{
Vector3 pos = (Vector3)initTransform["translate"];
Vector3 rot = (Vector3)initTransform["rotate"];
Vector3 scale = (Vector3)initTransform["scale"];
Matrix4 ori = new Matrix4();
ori = ori.fromHeadingPitchRoll(rot.X, rot.Y, rot.Z);
m.myInitialTransform = Matrix4.CreateScale(scale) * ori * Matrix4.CreateTranslation(pos);
}
JsonObject animations = descriptor["animations"];
for (int i = 0; i < animations.count(); i++)
{
JsonObject ani = animations[i];
m.animations.Add((string)ani["name"], new Animation((string)ani["name"], (int)ani["start"], (int)ani["end"], loader.fps, (bool)ani["loop"]));
}
return(m);
}
Model loadModel(Bob.ModelChunk mc)
{
Model model = null;
if (mc.animated == true)
{
model = new SkinnedModel();
}
else
{
model = new Model();
}
loadMaterials(model, mc);
loadVerts(model, mc);
loadIndexes(model, mc);
loadMeshes(model, mc);
model.size = findSize(mc);
return(model);
}
public SkinnedModel loadFromFile(string filename)
{
Info.print("Loading IQM model {0}", filename);
if (File.Exists(filename) == false)
{
Warn.print("Cannot find file {0}", filename);
return(null);
}
V3N3T2B4W4[] vertexData;
ushort[] triangleIndexes;
IQMHeader myHeader;
byte[] myTexts;
List <String> myComments = new List <String>();
iqmvertexarray[] myVertArrays;
iqmjoint[] myJoints;
iqmpose[] myPoses;
iqmanim[] myAnimataions;
iqmbounds[] myBounds;
iqmmesh[] meshData;
ushort[] myFrameData;
SkinnedModel sm = new SkinnedModel();
System.IO.FileStream stream = null;
System.IO.BinaryReader reader = null;
try
{
// Open the specified file as a stream and create a reader
stream = new System.IO.FileStream(filename, FileMode.Open, FileAccess.Read);
reader = new System.IO.BinaryReader(stream);
myHeader.magic = reader.ReadChars(16);
myHeader.version = reader.ReadUInt32();
if (myHeader.version != 2)
{
return(null);
}
myHeader.filesize = reader.ReadUInt32();
myHeader.flags = reader.ReadUInt32();
myHeader.num_text = reader.ReadUInt32();
myHeader.ofs_text = reader.ReadUInt32();
myHeader.num_meshes = reader.ReadUInt32();
myHeader.ofs_meshes = reader.ReadUInt32();
myHeader.num_vertexarrays = reader.ReadUInt32();
myHeader.num_vertexes = reader.ReadUInt32();
myHeader.ofs_vertexarrays = reader.ReadUInt32();
myHeader.num_triangles = reader.ReadUInt32();
myHeader.ofs_triangles = reader.ReadUInt32();
myHeader.ofs_adjacency = reader.ReadUInt32();
myHeader.num_joints = reader.ReadUInt32();
myHeader.ofs_joints = reader.ReadUInt32();
myHeader.num_poses = reader.ReadUInt32();
myHeader.ofs_poses = reader.ReadUInt32();
myHeader.num_anims = reader.ReadUInt32();
myHeader.ofs_anims = reader.ReadUInt32();
myHeader.num_frames = reader.ReadUInt32();
myHeader.num_framechannels = reader.ReadUInt32();
myHeader.ofs_frames = reader.ReadUInt32();
myHeader.ofs_bounds = reader.ReadUInt32();
myHeader.num_comment = reader.ReadUInt32();
myHeader.ofs_comment = reader.ReadUInt32();
myHeader.num_extensions = reader.ReadUInt32();
myHeader.ofs_extensions = reader.ReadUInt32();
boneCount = (int)myHeader.num_joints;
//read text
myTexts = new byte[myHeader.num_text];
stream.Seek(myHeader.ofs_text, SeekOrigin.Begin);
for (int i = 0; i < myHeader.num_text; i++)
{
myTexts[i] = reader.ReadByte();
}
#region read geometry
//create geometry fields
for (int m = 0; m < myHeader.num_meshes; m++)
{
sm.myMeshes.Add(new Mesh());
}
//read the mesh data
meshData = new iqmmesh[myHeader.num_meshes];
stream.Seek(myHeader.ofs_meshes, SeekOrigin.Begin);
for (int i = 0; i < myHeader.num_meshes; i++)
{
iqmmesh temp = new iqmmesh();
UInt32 n = reader.ReadUInt32();
temp.name = readNullTerminated(myTexts, n);
n = reader.ReadUInt32();
temp.material = readNullTerminated(myTexts, n);
String fn = System.IO.Path.GetFileName(temp.material);
fn = System.IO.Path.ChangeExtension(fn, ".png");
String dir = System.IO.Path.GetDirectoryName(filename);
fn = System.IO.Path.Combine(dir, fn);
TextureDescriptor td = new TextureDescriptor(fn);
Texture tex = myResourceManager.getResource(td) as Texture;
Material m = new Material(temp.material);
m.addAttribute(new TextureAttribute("diffuseMap", tex));
m.myFeatures |= Material.Feature.Lighting;
m.myFeatures |= Material.Feature.DiffuseMap;
sm.myMeshes[i].material = m;
temp.first_vertex = reader.ReadUInt32();
temp.num_vertexes = reader.ReadUInt32();
temp.first_triangle = reader.ReadUInt32();
temp.num_triangles = reader.ReadUInt32();
meshData[i] = temp;
}
//read vertex arrays
myVertArrays = new iqmvertexarray[myHeader.num_vertexarrays];
stream.Seek(myHeader.ofs_vertexarrays, SeekOrigin.Begin);
for (int i = 0; i < myHeader.num_vertexarrays; i++)
{
iqmvertexarray temp = new iqmvertexarray();
temp.type = (VertexArrayType)reader.ReadUInt32();
temp.flags = reader.ReadUInt32();
temp.format = (VertexArrayFormat)reader.ReadUInt32();
temp.size = reader.ReadUInt32();
temp.offset = reader.ReadUInt32();
myVertArrays[i] = temp;
}
//read the vertex data
vertexData = new V3N3T2B4W4[myHeader.num_vertexes];
for (int i = 0; i < myHeader.num_vertexarrays; i++)
{
iqmvertexarray va = myVertArrays[i];
switch (va.type)
{
case VertexArrayType.IQM_POSITION:
{
stream.Seek(va.offset, SeekOrigin.Begin);
for (int j = 0; j < myHeader.num_vertexes; j++)
{
Vector3 temp = new Vector3();
temp.X = reader.ReadSingle();
temp.Y = reader.ReadSingle();
temp.Z = reader.ReadSingle();
vertexData[j].Position = temp;
}
break;
}
case VertexArrayType.IQM_TEXCOORD:
{
stream.Seek(va.offset, SeekOrigin.Begin);
for (int j = 0; j < myHeader.num_vertexes; j++)
{
Vector2 temp = new Vector2();
temp.X = reader.ReadSingle();
temp.Y = reader.ReadSingle();
vertexData[j].TexCoord = temp;
}
break;
}
case VertexArrayType.IQM_NORMAL:
{
stream.Seek(va.offset, SeekOrigin.Begin);
for (int j = 0; j < myHeader.num_vertexes; j++)
{
Vector3 temp = new Vector3();
temp.X = reader.ReadSingle();
temp.Y = reader.ReadSingle();
temp.Z = reader.ReadSingle();
vertexData[j].Normal = temp;
}
break;
}
case VertexArrayType.IQM_BLENDINDEXES:
{
stream.Seek(va.offset, SeekOrigin.Begin);
for (int j = 0; j < myHeader.num_vertexes; j++)
{
Vector4 temp = new Vector4();
temp.X = (float)reader.ReadByte();
temp.Y = (float)reader.ReadByte();
temp.Z = (float)reader.ReadByte();
temp.W = (float)reader.ReadByte();
vertexData[j].BoneId = temp;
}
break;
}
case VertexArrayType.IQM_BLENDWEIGHTS:
{
stream.Seek(va.offset, SeekOrigin.Begin);
for (int j = 0; j < myHeader.num_vertexes; j++)
{
Vector4 temp = new Vector4();
temp.X = ((float)reader.ReadByte()) / 255.0f;
temp.Y = ((float)reader.ReadByte()) / 255.0f;
temp.Z = ((float)reader.ReadByte()) / 255.0f;
temp.W = ((float)reader.ReadByte()) / 255.0f;
vertexData[j].BoneWeight = temp;
}
break;
}
}
}
//read triangles indexes
triangleIndexes = new ushort[myHeader.num_triangles * 3];
stream.Seek(myHeader.ofs_triangles, SeekOrigin.Begin);
for (int i = 0; i < myHeader.num_triangles * 3; i++)
{
triangleIndexes[i] = (ushort)reader.ReadUInt32();
}
#endregion
#region read animation data
//read joints
myJoints = new iqmjoint[myHeader.num_joints];
stream.Seek(myHeader.ofs_joints, SeekOrigin.Begin);
for (int i = 0; i < myHeader.num_joints; i++)
{
iqmjoint temp = new iqmjoint();
UInt32 n = reader.ReadUInt32();
temp.name = readNullTerminated(myTexts, n);
temp.parent = reader.ReadInt32();
temp.translate = new Vector3();
temp.translate.X = reader.ReadSingle();
temp.translate.Y = reader.ReadSingle();
temp.translate.Z = reader.ReadSingle();
temp.rotate = new Quaternion();
temp.rotate.X = reader.ReadSingle();
temp.rotate.Y = reader.ReadSingle();
temp.rotate.Z = reader.ReadSingle();
temp.rotate.W = reader.ReadSingle();
temp.rotate.Normalize();
temp.scale = new Vector3();
temp.scale.X = reader.ReadSingle();
temp.scale.Y = reader.ReadSingle();
temp.scale.Z = reader.ReadSingle();
myJoints[i] = temp;
}
//read poses
myPoses = new iqmpose[myHeader.num_poses];
stream.Seek(myHeader.ofs_poses, SeekOrigin.Begin);
for (int i = 0; i < myHeader.num_poses; i++)
{
iqmpose temp = new iqmpose();
temp.parent = reader.ReadInt32();
temp.channelmask = reader.ReadUInt32();
temp.channeloffset = new float[10];
for (int j = 0; j < 10; j++)
{
temp.channeloffset[j] = reader.ReadSingle();
}
temp.channelscale = new float[10];
for (int j = 0; j < 10; j++)
{
temp.channelscale[j] = reader.ReadSingle();
}
myPoses[i] = temp;
}
//read animations
myAnimataions = new iqmanim[myHeader.num_anims];
stream.Seek(myHeader.ofs_anims, SeekOrigin.Begin);
for (int i = 0; i < myHeader.num_anims; i++)
{
iqmanim temp = new iqmanim();
UInt32 n = reader.ReadUInt32();
temp.name = readNullTerminated(myTexts, n);
temp.first_frame = reader.ReadUInt32();
temp.num_frames = reader.ReadUInt32();
temp.framerate = reader.ReadSingle();
temp.flags = reader.ReadUInt32();
myAnimataions[i] = temp;
Animation a = new Animation();
a.name = temp.name;
a.fps = temp.framerate;
a.loop = true;
sm.animations.Add(a.name, a);
}
//read frame data
myFrameData = new ushort[myHeader.num_frames * myHeader.num_framechannels];
stream.Seek(myHeader.ofs_frames, SeekOrigin.Begin);
for (int i = 0; i < myHeader.num_frames * myHeader.num_framechannels; i++)
{
myFrameData[i] = reader.ReadUInt16();
}
#endregion
//read bounds
myBounds = new iqmbounds[myHeader.num_frames];
stream.Seek(myHeader.ofs_bounds, SeekOrigin.Begin);
for (int i = 0; i < myHeader.num_frames; i++)
{
iqmbounds temp = new iqmbounds();
temp.bbmins = new float[3];
temp.bbmaxs = new float[3];
temp.bbmins[0] = reader.ReadSingle();
temp.bbmins[1] = reader.ReadSingle();
temp.bbmins[2] = reader.ReadSingle();
temp.bbmaxs[0] = reader.ReadSingle();
temp.bbmaxs[1] = reader.ReadSingle();
temp.bbmaxs[2] = reader.ReadSingle();
temp.xyradius = reader.ReadSingle();
temp.radius = reader.ReadSingle();
if (i == 0)
{
sm.size = temp.radius;
}
}
//read comments
stream.Seek(myHeader.ofs_comment, SeekOrigin.Begin);
int charRead = 0;
while (charRead < myHeader.num_comment)
{
char c = reader.ReadChar(); charRead++;
string s = "";
while (c != '\0')
{
s += c;
c = reader.ReadChar(); charRead++;
}
myComments.Add(s);
}
//read extensions
//TODO
//setup the bone data
Matrix4[] baseframe = new Matrix4[myHeader.num_joints];
Matrix4[] inversebaseframe = new Matrix4[myHeader.num_joints];
for (int i = 0; i < (int)myHeader.num_joints; i++)
{
iqmjoint joint = myJoints[i];
Matrix4 r, t, s;
r = Matrix4.CreateFromQuaternion(joint.rotate);
t = Matrix4.CreateTranslation(joint.translate);
s = Matrix4.CreateScale(joint.scale);
baseframe[i] = s * r * t;
inversebaseframe[i] = baseframe[i].Inverted();
if (joint.parent >= 0)
{
baseframe[i] = baseframe[i] * baseframe[joint.parent];
inversebaseframe[i] = inversebaseframe[joint.parent] * inversebaseframe[i];
}
Bone b = new Bone();
b.myName = myJoints[i].name;
b.myParent = myJoints[i].parent;
b.myWorldBindMatrix = baseframe[i];
sm.skeleton.myBones.Add(b);
}
Matrix4[] absMatrix = new Matrix4[myHeader.num_frames * myHeader.num_poses];
int count = 0;
for (int i = 0; i < myHeader.num_frames; i++)
{
for (int j = 0; j < myHeader.num_poses; j++)
{
iqmpose p = myPoses[j];
Quaternion rotate = new Quaternion();
Vector3 translate = new Vector3();
Vector3 scale = new Vector3();
translate.X = p.channeloffset[0]; if ((p.channelmask & 0x01) != 0)
{
translate.X += myFrameData[count++] * p.channelscale[0];
}
translate.Y = p.channeloffset[1]; if ((p.channelmask & 0x02) != 0)
{
translate.Y += myFrameData[count++] * p.channelscale[1];
}
translate.Z = p.channeloffset[2]; if ((p.channelmask & 0x04) != 0)
{
translate.Z += myFrameData[count++] * p.channelscale[2];
}
rotate.X = p.channeloffset[3]; if ((p.channelmask & 0x08) != 0)
{
rotate.X += myFrameData[count++] * p.channelscale[3];
}
rotate.Y = p.channeloffset[4]; if ((p.channelmask & 0x10) != 0)
{
rotate.Y += myFrameData[count++] * p.channelscale[4];
}
rotate.Z = p.channeloffset[5]; if ((p.channelmask & 0x20) != 0)
{
rotate.Z += myFrameData[count++] * p.channelscale[5];
}
rotate.W = p.channeloffset[6]; if ((p.channelmask & 0x40) != 0)
{
rotate.W += myFrameData[count++] * p.channelscale[6];
}
scale.X = p.channeloffset[7]; if ((p.channelmask & 0x80) != 0)
{
scale.X += myFrameData[count++] * p.channelscale[7];
}
scale.Y = p.channeloffset[8]; if ((p.channelmask & 0x100) != 0)
{
scale.Y += myFrameData[count++] * p.channelscale[8];
}
scale.Z = p.channeloffset[9]; if ((p.channelmask & 0x200) != 0)
{
scale.Z += myFrameData[count++] * p.channelscale[9];
}
// Concatenate each pose with the inverse base pose to avoid doing this at animation time.
// If the joint has a parent, then it needs to be pre-concatenated with its parent's base pose.
// Thus it all negates at animation time like so:
// (parentPose * parentInverseBasePose) * (parentBasePose * childPose * childInverseBasePose) =>
// parentPose * (parentInverseBasePose * parentBasePose) * childPose * childInverseBasePose =>
// parentPose * childPose * childInverseBasePose
rotate.Normalize();
Matrix4 r, t, s;
r = Matrix4.CreateFromQuaternion(rotate);
t = Matrix4.CreateTranslation(translate);
s = Matrix4.CreateScale(scale);
Matrix4 pose = s * r * t;
if (p.parent >= 0)
{
Matrix4 parent = baseframe[p.parent];
Matrix4 inv = inversebaseframe[j];
Matrix4 parentPose = absMatrix[i * myHeader.num_poses + p.parent];
absMatrix[i * myHeader.num_poses + j] = inv * pose * parent * parentPose;
}
else
{
Matrix4 inv = inversebaseframe[j];
absMatrix[i * myHeader.num_poses + j] = inv * pose;
}
}
}
Vector4[] boneData = new Vector4[myHeader.num_frames * myHeader.num_poses * 4];
int next = 0;
for (int i = 0; i < myHeader.num_frames * myHeader.num_poses; i++)
{
boneData[next++] = absMatrix[i].Row0;
boneData[next++] = absMatrix[i].Row1;
boneData[next++] = absMatrix[i].Row2;
boneData[next++] = absMatrix[i].Row3;
}
//setup the buffers
sm.myBindings = V3N3T2B4W4.bindings();
VertexBufferObject vbo = new VertexBufferObject(BufferUsageHint.StaticDraw);
vbo.setData(vertexData);
sm.myVbos.Add(vbo);
List <ushort> indexes = new List <ushort>();
int indexCount = 0;
for (int m = 0; m < sm.myMeshes.Count; m++)
{
Mesh mesh = sm.myMeshes[m];
mesh.primativeType = PrimitiveType.Triangles;
mesh.indexBase = indexCount;
for (int t = 0; t < meshData[m].num_triangles; t++)
{
//swap the order the indicies since we want counter clockwise triangles instead of clockwise
indexes.Add(triangleIndexes[meshData[m].first_triangle * 3 + (t * 3) + 0]);
indexes.Add(triangleIndexes[meshData[m].first_triangle * 3 + (t * 3) + 2]);
indexes.Add(triangleIndexes[meshData[m].first_triangle * 3 + (t * 3) + 1]);
indexCount += 3;
}
mesh.indexCount = indexCount - mesh.indexBase;
}
sm.myIbo.setData(indexes);
//upload the frame data
sm.myFrames.setData(boneData);
return(sm);
}
catch (Exception ex)
{
throw new Exception("Error while loading IQM model from definition file ( " + filename + " ).", ex);
}
finally
{
if (reader != null)
{
reader.Close();
}
if (stream != null)
{
stream.Close();
stream.Dispose();
}
}
}
SkinnedModel bufferData()
{
SkinnedModel sm = new SkinnedModel();
//just the first group at this time
int vertCount = 0;
for (int g = 0; g < msGroups.Length; g++)
{
vertCount += msGroups[g].numTriangles * 3;
}
V3N3T2B4W4[] verts = new V3N3T2B4W4[vertCount];
ushort[] indexes = new ushort[vertCount];
Vector4[] boneData = new Vector4[msJointCount * msTotalFrames * 4]; //store an absolute matrix for each bone for each frame
int next = 0;
for (int g = 0; g < msGroups.Length; g++)
{
Mesh m = new Mesh();
m.indexBase = next;
for (int t = 0; t < msGroups[g].numTriangles; t++)
{
MilkshapeTriangle tri = msTris[msGroups[g].triangleIndexs[t]];
for (int v = 0; v < 3; v++)
{
verts[next].Position = msVerts[tri.vertexIndex[v]].vertex;
verts[next].Normal = tri.vertexNormals[v];
verts[next].TexCoord = tri.uvs[v];
//this format only uses 1 bone per vertex, but my vertex format allows for up to 4
verts[next].BoneId.X = msVerts[tri.vertexIndex[v]].boneId;
verts[next].BoneId.Y = -1;
verts[next].BoneId.Z = -1;
verts[next].BoneId.W = -1;
verts[next].BoneWeight.X = 1.0f; //only 1 bone influences the mesh
verts[next].BoneWeight.Y = 0.0f;
verts[next].BoneWeight.Z = 0.0f;
verts[next].BoneWeight.W = 0.0f;
indexes[next] = (ushort)next;
next++;
}
}
m.indexCount = msGroups[g].numTriangles * 3;
m.material = myMaterials[msGroups[g].materialIndex];
sm.myMeshes.Add(m);
}
//prep the bone data
next = 0;
for (int f = 0; f < msTotalFrames; f++)
{
//get the joints as an absolute matrix
Matrix4[] absMat = getJoints(f);
for (int j = 0; j < msJointCount; j++)
{
boneData[next++] = absMat[j].Row0;
boneData[next++] = absMat[j].Row1;
boneData[next++] = absMat[j].Row2;
boneData[next++] = absMat[j].Row3;
}
}
sm.myVbo.setData(verts);
sm.myIbo.setData(indexes);
sm.myFrames.setData(boneData);
sm.boneCount = boneCount;
return(sm);
}
public SkinnedModel loadFromFile(string path)
{
Info.print("Loading MS3D model {0}", path);
if (File.Exists(path) == false)
{
Warn.print("Cannot find file {0}", path);
return(null);
}
FileStream stream = null;
BinaryReader reader = null;
try
{
myFilename = path;
// Open the specified file as a stream.
stream = new FileStream(path, FileMode.Open, FileAccess.Read);
// Pipe the stream in to a binary reader so we can work at the byte-by-byte level.
reader = new BinaryReader(stream);
//load the header
msHeader = new MilkshapeHeader();
msHeader.id = reader.ReadChars(10);
msHeader.version = reader.ReadInt32();
//check if the header is ok
//string magic = "MS3D000000".ToString();
if (msHeader.id.ToString() == "MS3D000000")
{
Warn.print("{0} is not a valid Milkshape file", path);
return(null);
}
if (msHeader.version != 4)
{
Warn.print("{0} is not a valid Milkshape file", path);
return(null);
}
#region "read the verts"
//read the verts
msVertCount = reader.ReadUInt16();
msVerts = new MilkshapeVertex[msVertCount];
for (int i = 0; i < msVertCount; i++)
{
msVerts[i].flags = reader.ReadByte();
msVerts[i].vertex.X = reader.ReadSingle();
msVerts[i].vertex.Y = reader.ReadSingle();
msVerts[i].vertex.Z = reader.ReadSingle();
msVerts[i].boneId = reader.ReadSByte();
msVerts[i].referenceCount = reader.ReadByte();
}
#endregion
#region "read the tris"
//read the tris
msTriCount = reader.ReadUInt16();
msTris = new MilkshapeTriangle[msTriCount];
for (int i = 0; i < msTriCount; i++)
{
msTris[i].flags = reader.ReadUInt16();
msTris[i].vertexIndex = new int[3];
msTris[i].vertexIndex[0] = reader.ReadUInt16();
msTris[i].vertexIndex[1] = reader.ReadUInt16();
msTris[i].vertexIndex[2] = reader.ReadUInt16();
msTris[i].vertexNormals = new Vector3[3];
msTris[i].vertexNormals[0].X = reader.ReadSingle();
msTris[i].vertexNormals[0].Y = reader.ReadSingle();
msTris[i].vertexNormals[0].Z = reader.ReadSingle();
msTris[i].vertexNormals[1].X = reader.ReadSingle();
msTris[i].vertexNormals[1].Y = reader.ReadSingle();
msTris[i].vertexNormals[1].Z = reader.ReadSingle();
msTris[i].vertexNormals[2].X = reader.ReadSingle();
msTris[i].vertexNormals[2].Y = reader.ReadSingle();
msTris[i].vertexNormals[2].Z = reader.ReadSingle();
//not sure why its stored this way, but it's their format
msTris[i].uvs = new Vector2[3];
msTris[i].uvs[0].X = reader.ReadSingle();
msTris[i].uvs[1].X = reader.ReadSingle();
msTris[i].uvs[2].X = reader.ReadSingle();
msTris[i].uvs[0].Y = reader.ReadSingle();
msTris[i].uvs[1].Y = reader.ReadSingle();
msTris[i].uvs[2].Y = reader.ReadSingle();
msTris[i].smoothingGroup = reader.ReadByte();
msTris[i].groupIndex = reader.ReadByte();
}
#endregion
#region "read the groups"
//read the meshes or groups
msGroupCount = reader.ReadUInt16();
msGroups = new MilkshapeGroup[msGroupCount];
for (int i = 0; i < msGroupCount; i++)
{
msGroups[i].flags = reader.ReadByte();
byte[] n = reader.ReadBytes(32);
int idx = Array.FindIndex(n, 0, item => item == '\0');
msGroups[i].name = System.Text.Encoding.ASCII.GetString(n, 0, idx);;
msGroups[i].numTriangles = reader.ReadUInt16();
msGroups[i].triangleIndexs = new int[msGroups[i].numTriangles];
for (int j = 0; j < msGroups[i].numTriangles; j++)
{
msGroups[i].triangleIndexs[j] = reader.ReadUInt16();
}
msGroups[i].materialIndex = reader.ReadSByte();
}
#endregion
#region "read the materials"
//read the materials
msMaterialCount = reader.ReadUInt16();
msMaterials = new MilkshapeMaterial[msMaterialCount];
for (int i = 0; i < msMaterialCount; i++)
{
byte[] n = reader.ReadBytes(32);
int idx = Array.FindIndex(n, 0, item => item == '\0');
String matName = System.Text.Encoding.ASCII.GetString(n, 0, idx);
System.Console.WriteLine("Found Material: {0}", matName);
Material m = new Material(myFilename + "/" + matName);
Color4 amb = new Color4();
amb.R = reader.ReadSingle();
amb.G = reader.ReadSingle();
amb.B = reader.ReadSingle();
amb.A = reader.ReadSingle();
m.ambient = amb;
Color4 dif = new Color4();
dif.R = reader.ReadSingle();
dif.G = reader.ReadSingle();
dif.B = reader.ReadSingle();
dif.A = reader.ReadSingle();
m.diffuse = dif;
Color4 spec = new Color4();
spec.R = reader.ReadSingle();
spec.G = reader.ReadSingle();
spec.B = reader.ReadSingle();
spec.A = reader.ReadSingle();
m.spec = spec;
Color4 emmit = new Color4();
emmit.R = reader.ReadSingle();
emmit.G = reader.ReadSingle();
emmit.B = reader.ReadSingle();
emmit.A = reader.ReadSingle();
m.emission = emmit;
m.shininess = reader.ReadSingle();
m.alpha = reader.ReadSingle();
//if the alpha channel is used for something other than alpha
int mode = reader.ReadByte();
n = reader.ReadBytes(128);
idx = Array.FindIndex(n, 0, item => item == '\0');
String diffuseMapName = System.Text.Encoding.ASCII.GetString(n, 0, idx);
if (diffuseMapName != "")
{
Texture diffText = findTexture(diffuseMapName);
if (diffText != null)
{
m.addAttribute(new TextureAttribute("diffuseMap", diffText));
}
}
n = reader.ReadBytes(128);
idx = Array.FindIndex(n, 0, item => item == '\0');
String alphaMapName = System.Text.Encoding.ASCII.GetString(n, 0, idx);
if (alphaMapName != "")
{
Texture alphaText = findTexture(alphaMapName);
if (alphaText != null)
{
m.addAttribute(new TextureAttribute("alphaTexture", alphaText));
}
}
myMaterials.Add(m);
}
#endregion
#region "read animation data"
fps = reader.ReadSingle();
float currentTime = reader.ReadSingle();
msTotalFrames = reader.ReadInt32();
#endregion
#region "read the joints"
//read the joints
msJointCount = reader.ReadUInt16();
boneCount = msJointCount;
msJoints = new MilkshapeJoint[msJointCount];
for (int i = 0; i < msJointCount; i++)
{
msJoints[i].flags = reader.ReadByte();
byte[] n = reader.ReadBytes(32);
int idx = Array.FindIndex(n, 0, item => item == '\0');
msJoints[i].name = System.Text.Encoding.ASCII.GetString(n, 0, idx);;
n = reader.ReadBytes(32);
idx = Array.FindIndex(n, 0, item => item == '\0');
msJoints[i].parentName = System.Text.Encoding.ASCII.GetString(n, 0, idx);
msJoints[i].rotation.X = reader.ReadSingle();
msJoints[i].rotation.Y = reader.ReadSingle();
msJoints[i].rotation.Z = reader.ReadSingle();
msJoints[i].position.X = reader.ReadSingle();
msJoints[i].position.Y = reader.ReadSingle();
msJoints[i].position.Z = reader.ReadSingle();
msJoints[i].numRotationKeyframes = reader.ReadUInt16();
msJoints[i].numPositionKeyframes = reader.ReadUInt16();
msJoints[i].rotationKeyframes = new MilkshapeKeyframe[msJoints[i].numRotationKeyframes];
msJoints[i].translationKeyframes = new MilkshapeKeyframe[msJoints[i].numPositionKeyframes];
for (int j = 0; j < msJoints[i].numRotationKeyframes; j++)
{
msJoints[i].rotationKeyframes[j].time = reader.ReadSingle();
msJoints[i].rotationKeyframes[j].param.X = reader.ReadSingle();
msJoints[i].rotationKeyframes[j].param.Y = reader.ReadSingle();
msJoints[i].rotationKeyframes[j].param.Z = reader.ReadSingle();
}
for (int j = 0; j < msJoints[i].numPositionKeyframes; j++)
{
msJoints[i].translationKeyframes[j].time = reader.ReadSingle();
msJoints[i].translationKeyframes[j].param.X = reader.ReadSingle();
msJoints[i].translationKeyframes[j].param.Y = reader.ReadSingle();
msJoints[i].translationKeyframes[j].param.Z = reader.ReadSingle();
}
}
//fixup parent indexes
for (int i = 0; i < msJointCount; i++)
{
if (msJoints[i].parentName != "")
{
//find the parent name
for (int j = 0; j < msJointCount; j++)
{
if (msJoints[j].name == msJoints[i].parentName)
{
msJoints[i].parentIndex = j;
break;
}
}
}
else
{
msJoints[i].parentIndex = -1;
}
}
#endregion
#region "setup joints"
for (int i = 0; i < msJoints.Length; i++)
{
msJoints[i].local = Matrix4.CreateRotationX(msJoints[i].rotation.X) * Matrix4.CreateRotationY(msJoints[i].rotation.Y) * Matrix4.CreateRotationZ(msJoints[i].rotation.Z);
msJoints[i].local *= Matrix4.CreateTranslation(msJoints[i].position);
if (msJoints[i].parentIndex == -1)
{
msJoints[i].absolute = msJoints[i].local;
}
else
{
msJoints[i].absolute = msJoints[msJoints[i].parentIndex].absolute * msJoints[i].local;
}
//initialize the final position of the joint to the default position
msJoints[i].final = msJoints[i].absolute;
}
#endregion
#region "modifiy verticies"
for (int i = 0; i < msVertCount; i++)
{
if (msVerts[i].boneId != -1)
{
Matrix4 m = msJoints[msVerts[i].boneId].absolute;
Matrix4 inv = Matrix4.Invert(m);
msVerts[i].vertex = Vector3.TransformPosition(msVerts[i].vertex, inv);
}
}
#endregion
//push all the stuff onto the graphics card
SkinnedModel sm = bufferData();
sm.size = (findMax() - findMin()).Length / 2.0f;
return(sm);
}
catch (Exception ex)
{
throw new Exception("Error while loading Milkshape model from definition file ( " + path + " ).", ex);
}
finally
{
if (reader != null)
{
reader.Close();
}
if (stream != null)
{
stream.Close();
stream.Dispose();
}
}
}
public AnimationController(SkinnedModelRenderable renderable)
: base(renderable, "animation")
{
myModel = renderable.model as SkinnedModel;
myAnimationState = myModel.createAnimationState("null");
}
