public model CreateMesh(Device device, aiMesh aiMesh, aiMaterialVector mMaterials, String directory)
{
var numFaces = (int)aiMesh.mNumFaces;
var numVertices = (int)aiMesh.mNumVertices;
var aiPositions = aiMesh.mVertices;
var aiNormals = aiMesh.mNormals;
var aiTextureCoordsAll = aiMesh.mTextureCoords;
var aiTextureCoords = (aiTextureCoordsAll != null) ? aiTextureCoordsAll[0] : null;
VertexPostitionTexture[] VertexPostitionTextures = new VertexPostitionTexture[aiMesh.mNumVertices];
for (int j = 0; j < aiMesh.mNumVertices; j++)
{
VertexPostitionTextures[j].position = new Vector3(aiMesh.mVertices[j].x, aiMesh.mVertices[j].y, aiMesh.mVertices[j].z);
VertexPostitionTextures[j].textcoord = new Vector2(aiMesh.mTextureCoords[0][j].x, aiMesh.mTextureCoords[0][j].y);
}
///being brute =P
int SizeInBytes = Marshal.SizeOf(typeof(VertexPostitionTexture));
BufferDescription bd = new BufferDescription(SizeInBytes * (int)aiMesh.mNumVertices, ResourceUsage.Immutable, BindFlags.VertexBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, SizeInBytes);
var vertices = Buffer.Create <VertexPostitionTexture>(device, VertexPostitionTextures, bd);
var aiFaces = aiMesh.mFaces;
var dxIndices = new uint[numFaces * 3];
for (int i = 0; i < numFaces; ++i)
{
var aiFace = aiFaces[i];
var aiIndices = aiFace.mIndices;
for (int j = 0; j < 3; ++j)
{
dxIndices[i * 3 + j] = (uint)aiIndices[j];
}
}
BufferDescription bi = new BufferDescription(sizeof(uint) * numFaces * 3, ResourceUsage.Immutable, BindFlags.IndexBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, sizeof(uint));
var indices = Buffer.Create <uint>(device, dxIndices, bd);
model modelteste = new model();
modelteste.indices = indices;
modelteste.numberIndices = numFaces * 3;
modelteste.vertex = vertices;
modelteste.numberVertices = numVertices;
aiString difuse = new aiString();
mMaterials[(int)aiMesh.mMaterialIndex].GetTextureDiffuse0(difuse);
modelteste.difuseTextureName = difuse.Data;
String fullPath = String.IsNullOrEmpty(directory) ? modelteste.difuseTextureName : Path.Combine(directory, modelteste.difuseTextureName);
modelteste.ShaderResourceView = ShaderResourceView.FromFile(device, fullPath);
return(modelteste);
}
public model CreateMesh(Device device, aiMesh aiMesh, aiMaterialVector mMaterials, String directory)
{
var numFaces = (int)aiMesh.mNumFaces;
var numVertices = (int)aiMesh.mNumVertices;
var aiPositions = aiMesh.mVertices;
var aiNormals = aiMesh.mNormals;
var aiTextureCoordsAll = aiMesh.mTextureCoords;
var aiTextureCoords = (aiTextureCoordsAll != null) ? aiTextureCoordsAll[0] : null;
VertexPostitionTexture[] VertexPostitionTextures = new VertexPostitionTexture[aiMesh.mNumVertices];
for (int j = 0; j < aiMesh.mNumVertices; j++)
{
VertexPostitionTextures[j].position = new Vector3(aiMesh.mVertices[j].x, aiMesh.mVertices[j].y, aiMesh.mVertices[j].z);
VertexPostitionTextures[j].textcoord = new Vector2(aiMesh.mTextureCoords[0][j].x, aiMesh.mTextureCoords[0][j].y);
}
///being brute =P
int SizeInBytes = Marshal.SizeOf(typeof(VertexPostitionTexture));
BufferDescription bd = new BufferDescription(SizeInBytes * (int)aiMesh.mNumVertices, ResourceUsage.Immutable, BindFlags.VertexBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, SizeInBytes);
var vertices = Buffer.Create<VertexPostitionTexture>(device, VertexPostitionTextures, bd);
var aiFaces = aiMesh.mFaces;
var dxIndices = new uint[numFaces * 3];
for (int i = 0; i < numFaces; ++i)
{
var aiFace = aiFaces[i];
var aiIndices = aiFace.mIndices;
for (int j = 0; j < 3; ++j)
{
dxIndices[i * 3 + j] = (uint)aiIndices[j];
}
}
BufferDescription bi = new BufferDescription(sizeof(uint) * numFaces * 3, ResourceUsage.Immutable, BindFlags.IndexBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, sizeof(uint));
var indices = Buffer.Create<uint>(device, dxIndices, bd);
model modelteste = new model();
modelteste.indices = indices;
modelteste.numberIndices = numFaces * 3;
modelteste.vertex = vertices;
modelteste.numberVertices = numVertices;
aiString difuse = new aiString();
mMaterials[(int)aiMesh.mMaterialIndex].GetTextureDiffuse0(difuse);
modelteste.difuseTextureName = difuse.Data;
String fullPath = String.IsNullOrEmpty(directory) ? modelteste.difuseTextureName : Path.Combine(directory, modelteste.difuseTextureName);
modelteste.ShaderResourceView = ShaderResourceView.FromFile(device, fullPath);
return modelteste;
}