/// <summary>
/// Generate the skinned packmesh information
/// </summary>
/// <param name="packmesh">Container of packmesh to generate</param>
public void gerarModeloElastico(Packmesh packmesh)
{
if (packmesh.SkinInformation == null)
{
throw new ArgumentException();
}
int numInfl = 0;
BoneCombination[] ossos;
// Use ConvertToBlendedMesh to generate a drawable packmesh
MeshData mesh_info = packmesh.MeshData;
mesh_info.Mesh = packmesh.SkinInformation.ConvertToBlendedMesh(mesh_info.Mesh,
MeshFlags.Managed | MeshFlags.OptimizeVertexCache,
packmesh.GetAdjacencyStream(), out numInfl, out ossos);
// Store this info
packmesh.nInfluencias = numInfl;
packmesh.SetBones(ossos);
// Get the number of attributes
packmesh.nAtributos = ossos.Length;
packmesh.MeshData = mesh_info;
}
} // Renderizar().fim
/// <summary>
/// Draw a quadro and all child and sibling frames
/// </summary>
/// <param name="quadro">Frame to draw</param>
private void desenharQuadro(QuadroDerivado frame)
{
Packmesh mesh = (Packmesh)frame.MeshContainer;
while (mesh != null)
{
desenharPackmesh(mesh, frame);
mesh = (Packmesh)mesh.NextContainer;
} // endwhile
if (frame.FrameSibling != null)
{
desenharQuadro((QuadroDerivado)frame.FrameSibling);
} // endif
if (frame.FrameFirstChild != null)
{
desenharQuadro((QuadroDerivado)frame.FrameFirstChild);
} // endif
} // desenharQuadro().fim
} // ossos_ConfigurarMatrizes().fim
/// <summary>
/// Sets the bone matrices for a packmesh container
/// </summary>
private void ossos_ConfigurarMatrizes(Packmesh mesh)
{
// Is there skin information? If so, setup the matrices
if (mesh.SkinInformation != null)
{
int nOssos = mesh.SkinInformation.NumberBones;
QuadroDerivado[] frameMatrices = new QuadroDerivado[nOssos];
for (int i = 0; i < nOssos; i++)
{
QuadroDerivado frame = (QuadroDerivado)Frame.Find(
quadroRaiz.FrameHierarchy,
mesh.SkinInformation.GetBoneName(i));
if (frame == null)
{
throw new ArgumentException();
}
frameMatrices[i] = frame;
} // endfor
mesh.SetFrames(frameMatrices);
} // endif
} // ossos_ConfigurarMatrizes().fim
/// <summary>
/// Create a new packmesh container
/// </summary>
/// <returns>The newly created container</returns>
///
public override MeshContainer CreateMeshContainer(string name,
MeshData meshData, ExtendedMaterial[] materials,
EffectInstance effectInstances, GraphicsStream adjacency,
SkinInformation skinInfo)
{
// We only handle meshes here
if (meshData.Mesh == null)
{
throw new ArgumentException();
}
// We must have a vertex format packmesh
if (meshData.Mesh.VertexFormat == VertexFormats.None)
{
throw new ArgumentException();
}
Packmesh packmesh = new Packmesh();
packmesh.Name = name;
int numFaces = meshData.Mesh.NumberFaces;
Device dev = meshData.Mesh.Device;
// Make sure there are normals
if ((meshData.Mesh.VertexFormat & VertexFormats.Normal) == 0)
{
// Clone the packmesh
Mesh tempMesh = meshData.Mesh.Clone(meshData.Mesh.Options.Value,
meshData.Mesh.VertexFormat | VertexFormats.Normal, dev);
meshData.Mesh = tempMesh;
meshData.Mesh.ComputeNormals();
}
// Store the materials
packmesh.SetMaterials(materials);
packmesh.SetAdjacency(adjacency);
Texture[] texturas = new Texture[materials.Length];
// Create any textures
for (int i = 0; i < materials.Length; i++)
{
if (materials[i].TextureFilename != null)
{
texturas[i] = TextureLoader.FromFile(dev, @"..\..\" +
materials[i].TextureFilename);
}
}
packmesh.SetTextures(texturas);
packmesh.MeshData = meshData;
// If there is skinning info, save any required data
if (skinInfo != null)
{
packmesh.SkinInformation = skinInfo;
int nOssos = skinInfo.NumberBones;
Matrix[] offsetMatrices = new Matrix[nOssos];
for (int i = 0; i < nOssos; i++)
{
offsetMatrices[i] = skinInfo.GetBoneOffsetMatrix(i);
}
packmesh.SetOffsetMatrices(offsetMatrices);
app.gerarModeloElastico(packmesh);
}
return(packmesh);
}
} // desenharQuadro().fim
/// <summary>
/// Draw a meshcontainer
/// </summary>
/// <param name="packmesh">Mesh container to draw</param>
/// <param name="quadro">Parent quadro of this container</param>
private void desenharPackmesh(Packmesh mesh, QuadroDerivado frame)
{
// Is there skin information?
if (mesh.SkinInformation != null)
{
int attribIdPrev = -1;
// Draw
for (int iattrib = 0; iattrib < mesh.nAtributos; iattrib++)
{
int numBlend = 0;
BoneCombination[] bones = mesh.GetBones();
for (int i = 0; i < mesh.nInfluencias; i++)
{
if (bones[iattrib].BoneId[i] != -1)
{
numBlend = i;
} // endif
} // endfor
if (device.DeviceCaps.MaxVertexBlendMatrices >= numBlend + 1)
{
// first calculate the world matrices for the current set of
// blend weights and get the accurate count of the number of
// blends
Matrix[] offsetMatrices = mesh.GetOffsetMatrices();
QuadroDerivado[] frameMatrices = mesh.GetFrames();
for (int i = 0; i < mesh.nInfluencias; i++)
{
int matrixIndex = bones[iattrib].BoneId[i];
if (matrixIndex != -1)
{
Matrix tempMatrix = offsetMatrices[matrixIndex] *
frameMatrices[matrixIndex].CombinedTransformationMatrix;
device.Transform.SetWorldMatrixByIndex(i, tempMatrix);
} // endif
} // endfor
device.RenderState.VertexBlend = (VertexBlend)numBlend;
// lookup the material used for this subset of faces
if ((attribIdPrev != bones[iattrib].AttribId) ||
(attribIdPrev == -1))
{
device.Material = mesh.GetMaterials()[
bones[iattrib].AttribId].Material3D;
device.SetTexture(0, mesh.GetTextures()[
bones[iattrib].AttribId]);
attribIdPrev = bones[iattrib].AttribId;
}// endif
mesh.MeshData.Mesh.DrawSubset(iattrib);
}
}
} // endif
else // standard packmesh, just draw it after setting material properties
{
device.Transform.World = frame.CombinedTransformationMatrix;
ExtendedMaterial[] mtrl = mesh.GetMaterials();
for (int iMaterial = 0; iMaterial < mtrl.Length; iMaterial++)
{
device.Material = mtrl[iMaterial].Material3D;
device.SetTexture(0, mesh.GetTextures()[iMaterial]);
mesh.MeshData.Mesh.DrawSubset(iMaterial);
} // endfor
} // endelse
} // desenharPackmesh().fim