void getVertexBoneData(Assimp.Mesh mesh)
{
int weightsPerVertex = 4;
//we should set this once
if (myModel.boneCount == 0)
{
myModel.boneCount = mesh.BoneCount;
foreach (Bone b in mesh.Bones)
{
if (boneNames.Contains(b.Name) == false)
{
boneNames.Add(b.Name);
bones.Add(toMatrix(b.OffsetMatrix));
}
}
}
else
{
if (myModel.boneCount != mesh.BoneCount)
{
Warn.print("Weird model. Meshes have different bones");
throw new Exception("Weird Model");
}
}
for (int i = 0; i < mesh.BoneCount; i++)
{
Bone b = mesh.Bones[i];
if (b.HasVertexWeights == false)
{
continue;
}
foreach (VertexWeight weight in b.VertexWeights)
{
V3N3T2B4W4 vert = myVerts[weight.VertexID + currVertOffset];
//find the next available weight (if there is space)
for (int k = 0; k < weightsPerVertex; k++)
{
if (vert.BoneWeight[k] == 0.0f)
{
vert.BoneId[k] = (float)i;
vert.BoneWeight[k] = weight.Weight;
break;
}
}
myVerts[weight.VertexID + currVertOffset] = vert;
}
}
}
public void loadVerts(BobModelChunk bmc)
{
for (int i = 0; i < bmc.vertexCount; i++)
{
V3N3T2B4W4 v = new V3N3T2B4W4();
v.Position = bmc.verts[i];
v.Normal = bmc.normals[i];
v.TexCoord = bmc.uvs[i];
v.BoneId = bmc.boneIdx[i];
v.BoneWeight = bmc.boneWeights[i];
myVerts.Add(v);
}
myModel.myVbo.setData(myVerts);
}
void loadVerts(Model m, Bob.ModelChunk bmc)
{
VertexBufferObject vbo = new VertexBufferObject(BufferUsageHint.StaticDraw);
if (bmc.animated == false)
{
List <V3N3T2> verts = new List <V3N3T2>();
for (int i = 0; i < bmc.vertexCount; i++)
{
V3N3T2 v = new V3N3T2();
v.Position = bmc.verts[i];
v.Normal = bmc.normals[i];
v.TexCoord = bmc.uvs[i];
verts.Add(v);
}
m.myBindings = V3N3T2.bindings();
vbo.setData(verts);
}
else
{
List <V3N3T2B4W4> verts = new List <V3N3T2B4W4>();
for (int i = 0; i < bmc.vertexCount; i++)
{
V3N3T2B4W4 v = new V3N3T2B4W4();
v.Position = bmc.verts[i];
v.Normal = bmc.normals[i];
v.TexCoord = bmc.uvs[i];
v.BoneId = bmc.boneIdx[i];
v.BoneWeight = bmc.boneWeights[i];
verts.Add(v);
}
m.myBindings = V3N3T2B4W4.bindings();
vbo.setData(verts);
}
m.myVbos.Add(vbo);
}
public SkinnedModel loadFromFile(string filename)
{
Info.print("Loading Assimp model {0}", filename);
if (File.Exists(filename) == false)
{
Warn.print("Cannot find file {0}", filename);
return(null);
}
myRootPath = Path.GetDirectoryName(filename);
try
{
myScene = theAssimpContext.ImportFile(filename, PostProcessSteps.Triangulate | PostProcessSteps.GenerateNormals);
Node rootNode = myScene.RootNode;
//load static meshes
createMeshes(rootNode);
loadBoneData();
loadAnimationData();
}
catch
{
Warn.print("Failed to load model {0}", filename);
return(null);
}
myModel.myBindings = V3N3T2B4W4.bindings();
VertexBufferObject vbo = new VertexBufferObject(BufferUsageHint.StaticDraw);
vbo.setData(myVerts);
myModel.myVbos.Add(vbo);
myModel.myIbo.setData(index);
//should probably build a bounding box
myModel.size = (findMax() - findMin()).Length / 2.0f;
return(myModel);
}
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();
}
}
}
void createMeshes(Node node)
{
if (node.HasMeshes)
{
foreach (int meshIndex in node.MeshIndices)
{
Assimp.Mesh amesh = myScene.Meshes[meshIndex];
//create the material
Graphics.Material mat = createMaterial(myScene.Materials[amesh.MaterialIndex]);
//create the geometry
Graphics.Mesh mesh = new Graphics.Mesh();
mesh.primativeType = OpenTK.Graphics.OpenGL.PrimitiveType.Triangles;
mesh.indexBase = currIndexOffset;
mesh.indexCount = amesh.FaceCount * 3;
mesh.material = mat;
//get the indices
foreach (Face face in amesh.Faces)
{
for (int i = 0; i < 3; i++)
{
index.Add((UInt16)(face.Indices[i] + currVertOffset));
currIndexOffset++;
}
}
//get the verts
for (int i = 0; i < amesh.VertexCount; i++)
{
V3N3T2B4W4 v = new V3N3T2B4W4();
v.Position = toVector(amesh.Vertices[i]);
if (amesh.HasNormals == true)
{
v.Normal = toVector(amesh.Normals[i]);
}
if (amesh.HasTextureCoords(0) == true)
{
v.TexCoord = toVector2D(amesh.TextureCoordinateChannels[0][i]);
}
myVerts.Add(v);
}
//get the bone data
if (amesh.HasBones)
{
getVertexBoneData(amesh);
}
currVertOffset += amesh.VertexCount;
myModel.myMeshes.Add(mesh);
}
}
if (node.HasChildren)
{
foreach (Node child in node.Children)
{
createMeshes(child);
}
}
}
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 override void preparePerViewBegin(View v) { }
//public override void preparePerView(Renderable r, View v) { }
//public override void preparePerViewFinalize(View v) { }
//public override void preparePerPassBegin(Pass p) { }
//public override void preparePerPass(Renderable r, Pass p) { }
public override void preparePerPass(Renderable r, Pass p)
{
SkinnedModelRenderable smr = r as SkinnedModelRenderable;
SkinnedModelUniformData modelData = new SkinnedModelUniformData();
modelData.modelMatrix = smr.model.myInitialTransform * smr.modelMatrix;
modelData.normalMatrix = (smr.model.myInitialTransform * smr.modelMatrix).ClearTranslation();
//modelData.inverseNormalMatrix = modelData.normalMatrix.Inverted();
modelData.activeLights = new Vector4(0, 1, 2, 3);
modelData.boneCount = smr.model.skeleton.boneCount;
myModelData.Add(modelData);
//save the index for this model
int modelDataIndex = myModelData.Count - 1;
foreach (Mesh mesh in smr.model.myMeshes)
{
MaterialEffect effect = getEffect(p.technique, (UInt32)mesh.material.myFeatures);
PipelineState pipeline = effect.createPipeline(mesh.material);
RenderQueue <SkinnedModelInfo> rq = p.findRenderQueue(pipeline.id) as RenderQueue <SkinnedModelInfo>;
if (rq == null)
{
rq = Renderer.device.createRenderQueue <SkinnedModelInfo>(effect.createPipeline(mesh.material));
rq.name = rq.myPipeline.shaderState.shaderProgram.name + "-" + (mesh.material.hasTransparency == true ? "transparent" : "opaque");
rq.myPipeline.vaoState.vao = new VertexArrayObject();
rq.myPipeline.vaoState.vao.bindVertexFormat(rq.myPipeline.shaderState.shaderProgram, V3N3T2B4W4.bindings());
rq.visualizer = this;
p.registerQueue(rq);
}
SkinnedModelInfo info = rq.nextInfo();
effect.updateRenderState(mesh.material, info.renderState);
float dist = (p.view.camera.position - r.position).Length;
info.distToCamera = dist;
info.indexCount = mesh.indexCount;
info.indexOffset = mesh.indexBase;
info.renderState.setUniform(new UniformData(0, Uniform.UniformType.Int, modelDataIndex));
info.renderState.setStorageBuffer(myModelBuffer.id, 0);
info.renderState.setUniformBuffer(smr.mySkinningBuffer.id, 3);
info.renderState.setVertexBuffer(smr.model.myVbos[0].id, 0, 0, V3N3T2B4W4.stride);
info.renderState.setIndexBuffer(smr.model.myIbo.id);
info.sortId = getSortId(info);
}
}
