/// <summary>
/// Carga un Modelo a partir de un objeto TgcSkeletalMeshData ya parseado
/// </summary>
/// <param name="meshData">Objeto con datos ya parseados</param>
/// <param name="mediaPath">Path a partir del cual hay que buscar las Texturas</param>
/// <returns>Modelo cargado</returns>
public TgcSkeletalMesh loadMesh(TgcSkeletalMeshData meshData, string mediaPath)
{
//Cargar Texturas
var materialsArray = new TgcSkeletalLoaderMaterialAux[meshData.materialsData.Length];
for (var i = 0; i < meshData.materialsData.Length; i++)
{
var materialData = meshData.materialsData[i];
var texturesPath = mediaPath + meshData.texturesDir + "\\";
//Crear StandardMaterial
if (materialData.type.Equals(TgcMaterialData.StandardMaterial))
{
materialsArray[i] = createTextureAndMaterial(materialData, texturesPath);
}
//Crear MultiMaterial
else if (materialData.type.Equals(TgcMaterialData.MultiMaterial))
{
var matAux = new TgcSkeletalLoaderMaterialAux();
materialsArray[i] = matAux;
matAux.subMaterials = new TgcSkeletalLoaderMaterialAux[materialData.subMaterials.Length];
for (var j = 0; j < materialData.subMaterials.Length; j++)
{
matAux.subMaterials[j] = createTextureAndMaterial(materialData.subMaterials[j], texturesPath);
}
}
}
//Crear Mesh
TgcSkeletalMesh tgcMesh = null;
//Crear mesh que no tiene Material, con un color simple
if (meshData.materialId == -1)
{
tgcMesh = crearMeshSoloColor(meshData);
}
//Crear mesh con DiffuseMap
else
{
tgcMesh = crearMeshDiffuseMap(materialsArray, meshData);
}
//Crear BoundingBox, aprovechar lo que viene del XML o crear uno por nuestra cuenta
if (meshData.pMin != null && meshData.pMax != null)
{
tgcMesh.BoundingBox = new TgcBoundingAxisAlignBox(
TGCVector3.Float3ArrayToVector3(meshData.pMin),
TGCVector3.Float3ArrayToVector3(meshData.pMax)
);
}
else
{
tgcMesh.createBoundingBox();
}
tgcMesh.Enabled = true;
return(tgcMesh);
}
/// <summary>
/// Crea Material y Textura
/// </summary>
private TgcSkeletalLoaderMaterialAux createTextureAndMaterial(TgcMaterialData materialData, string texturesPath)
{
var matAux = new TgcSkeletalLoaderMaterialAux();
//Crear material
var material = new Material();
matAux.materialId = material;
material.AmbientColor = new ColorValue(
materialData.ambientColor[0],
materialData.ambientColor[1],
materialData.ambientColor[2],
materialData.ambientColor[3]);
material.DiffuseColor = new ColorValue(
materialData.diffuseColor[0],
materialData.diffuseColor[1],
materialData.diffuseColor[2],
materialData.diffuseColor[3]);
material.SpecularColor = new ColorValue(
materialData.specularColor[0],
materialData.specularColor[1],
materialData.specularColor[2],
materialData.specularColor[3]);
//TODO ver que hacer con la opacity
//crear textura
texturesDict.Clear();
if (materialData.fileName != null)
{
//revisar que esa imagen no se haya cargado previamente
TgcTexture texture;
if (texturesDict.ContainsKey(materialData.fileName))
{
texture = texturesDict[materialData.fileName];
}
else
{
texture = TgcTexture.createTexture(D3DDevice.Instance.Device, materialData.fileName,
texturesPath + "\\" + materialData.fileName);
texturesDict[materialData.fileName] = texture;
//TODO usar para algo el OFFSET y el TILING
}
matAux.texture = texture;
}
else
{
matAux.texture = null;
}
return(matAux);
}
/// <summary>
/// Crea Material y Textura
/// </summary>
private TgcSkeletalLoaderMaterialAux createTextureAndMaterial(TgcMaterialData materialData, string texturesPath)
{
TgcSkeletalLoaderMaterialAux matAux = new TgcSkeletalLoaderMaterialAux();
//Crear material
Material material = new Material();
matAux.materialId = material;
material.AmbientColor = new ColorValue(
materialData.ambientColor[0],
materialData.ambientColor[1],
materialData.ambientColor[2],
materialData.ambientColor[3]);
material.DiffuseColor = new ColorValue(
materialData.diffuseColor[0],
materialData.diffuseColor[1],
materialData.diffuseColor[2],
materialData.diffuseColor[3]);
material.SpecularColor = new ColorValue(
materialData.specularColor[0],
materialData.specularColor[1],
materialData.specularColor[2],
materialData.specularColor[3]);
//TODO ver que hacer con la opacity
//crear textura
texturesDict.Clear();
if (materialData.fileName != null)
{
//revisar que esa imagen no se haya cargado previamente
TgcTexture texture;
if (texturesDict.ContainsKey(materialData.fileName))
{
texture = texturesDict[materialData.fileName];
}
else
{
texture = TgcTexture.createTexture(device, materialData.fileName, texturesPath + "\\" + materialData.fileName);
texturesDict[materialData.fileName] = texture;
//TODO usar para algo el OFFSET y el TILING
}
matAux.texture = texture;
}
else
{
matAux.texture = null;
}
return matAux;
}
/// <summary>
/// Crea un mesh con uno o varios DiffuseMap
/// </summary>
/// <returns></returns>
private TgcSkeletalMesh crearMeshDiffuseMap(TgcSkeletalLoaderMaterialAux[] materialsArray, TgcSkeletalMeshData meshData)
{
//Crear Mesh
Mesh mesh = new Mesh(meshData.coordinatesIndices.Length / 3, meshData.coordinatesIndices.Length, MeshFlags.Managed, DiffuseMapVertexElements, device);
//Cargar esqueleto
TgcSkeletalBone[] bones = loadSkeleton(meshData);
TgcSkeletalVertexWeight[] verticesWeights = loadVerticesWeights(meshData, bones);
//Cargar VertexBuffer
using (VertexBuffer vb = mesh.VertexBuffer)
{
GraphicsStream data = vb.Lock(0, 0, LockFlags.None);
for (int j = 0; j < meshData.coordinatesIndices.Length; j++)
{
DiffuseMapVertex v = new DiffuseMapVertex();
//vertices
int coordIdx = meshData.coordinatesIndices[j] * 3;
v.Position = new Vector3(
meshData.verticesCoordinates[coordIdx],
meshData.verticesCoordinates[coordIdx + 1],
meshData.verticesCoordinates[coordIdx + 2]
);
//texture coordinates diffuseMap
int texCoordIdx = meshData.texCoordinatesIndices[j] * 2;
v.Tu = meshData.textureCoordinates[texCoordIdx];
v.Tv = meshData.textureCoordinates[texCoordIdx + 1];
//color
int colorIdx = meshData.colorIndices[j];
v.Color = meshData.verticesColors[colorIdx];
//normal
if (meshData.verticesNormals != null)
{
v.Normal = new Vector3(
meshData.verticesNormals[coordIdx],
meshData.verticesNormals[coordIdx + 1],
meshData.verticesNormals[coordIdx + 2]
);
}
else
{
v.Normal = new Vector3(0, 0, 0);
}
//tangent
if (meshData.verticesTangents != null)
{
v.Tangent = new Vector3(
meshData.verticesTangents[coordIdx],
meshData.verticesTangents[coordIdx + 1],
meshData.verticesTangents[coordIdx + 2]
);
}
else
{
v.Tangent = new Vector3(0, 0, 0);
}
//binormal
if (meshData.verticesBinormals != null)
{
v.Binormal = new Vector3(
meshData.verticesBinormals[coordIdx],
meshData.verticesBinormals[coordIdx + 1],
meshData.verticesBinormals[coordIdx + 2]
);
}
else
{
v.Binormal = new Vector3(0, 0, 0);
}
//BlendWeights y BlendIndices
TgcSkeletalVertexWeight vWeight = verticesWeights[meshData.coordinatesIndices[j]];
vWeight.createVector4WeightsAndIndices(out v.BlendWeights, out v.BlendIndices);
data.Write(v);
}
vb.Unlock();
}
//Cargar IndexBuffer en forma plana
using (IndexBuffer ib = mesh.IndexBuffer)
{
short[] indices = new short[meshData.coordinatesIndices.Length];
for (int j = 0; j < indices.Length; j++)
{
indices[j] = (short)j;
}
ib.SetData(indices, 0, LockFlags.None);
}
//Configurar Material y Textura para un solo SubSet
TgcSkeletalLoaderMaterialAux matAux = materialsArray[meshData.materialId];
Material[] meshMaterials;
TgcTexture[] meshTextures;
if (matAux.subMaterials == null)
{
meshMaterials = new Material[] { matAux.materialId };
meshTextures = new TgcTexture[] { matAux.texture };
}
//Configurar Material y Textura para varios SubSet
else
{
//Cargar attributeBuffer con los id de las texturas de cada triángulo
int[] attributeBuffer = mesh.LockAttributeBufferArray(LockFlags.None);
Array.Copy(meshData.materialsIds, attributeBuffer, attributeBuffer.Length);
mesh.UnlockAttributeBuffer(attributeBuffer);
//Cargar array de Materials y Texturas
meshMaterials = new Material[matAux.subMaterials.Length];
meshTextures = new TgcTexture[matAux.subMaterials.Length];
for (int m = 0; m < matAux.subMaterials.Length; m++)
{
meshMaterials[m] = matAux.subMaterials[m].materialId;
meshTextures[m] = matAux.subMaterials[m].texture;
}
}
//Crear mesh de TGC
TgcSkeletalMesh tgcMesh = meshFactory.createNewMesh(mesh, meshData.name, TgcSkeletalMesh.MeshRenderType.DIFFUSE_MAP, bones);
tgcMesh.Materials = meshMaterials;
tgcMesh.DiffuseMaps = meshTextures;
return tgcMesh;
}
/// <summary>
/// Carga un Modelo a partir de un objeto TgcSkeletalMeshData ya parseado
/// </summary>
/// <param name="meshData">Objeto con datos ya parseados</param>
/// <param name="mediaPath">Path a partir del cual hay que buscar las Texturas</param>
/// <returns>Modelo cargado</returns>
public TgcSkeletalMesh loadMesh(TgcSkeletalMeshData meshData, string mediaPath)
{
//Cargar Texturas
TgcSkeletalLoaderMaterialAux[] materialsArray = new TgcSkeletalLoaderMaterialAux[meshData.materialsData.Length];
for (int i = 0; i < meshData.materialsData.Length; i++)
{
TgcMaterialData materialData = meshData.materialsData[i];
string texturesPath = mediaPath + meshData.texturesDir + "\\";
//Crear StandardMaterial
if (materialData.type.Equals(TgcMaterialData.StandardMaterial))
{
materialsArray[i] = createTextureAndMaterial(materialData, texturesPath);
}
//Crear MultiMaterial
else if (materialData.type.Equals(TgcMaterialData.MultiMaterial))
{
TgcSkeletalLoaderMaterialAux matAux = new TgcSkeletalLoaderMaterialAux();
materialsArray[i] = matAux;
matAux.subMaterials = new TgcSkeletalLoaderMaterialAux[materialData.subMaterials.Length];
for (int j = 0; j < materialData.subMaterials.Length; j++)
{
matAux.subMaterials[j] = createTextureAndMaterial(materialData.subMaterials[j], texturesPath);
}
}
}
//Crear Mesh
TgcSkeletalMesh tgcMesh = null;
//Crear mesh que no tiene Material, con un color simple
if (meshData.materialId == -1)
{
tgcMesh = crearMeshSoloColor(meshData);
}
//Crear mesh con DiffuseMap
else
{
tgcMesh = crearMeshDiffuseMap(materialsArray, meshData);
}
//Crear BoundingBox, aprovechar lo que viene del XML o crear uno por nuestra cuenta
if (meshData.pMin != null && meshData.pMax != null)
{
tgcMesh.BoundingBox = new TgcBoundingBox(
TgcParserUtils.float3ArrayToVector3(meshData.pMin),
TgcParserUtils.float3ArrayToVector3(meshData.pMax)
);
}
else
{
tgcMesh.createBoundingBox();
}
tgcMesh.Enabled = true;
return tgcMesh;
}
/// <summary>
/// Crea un mesh con uno o varios DiffuseMap
/// </summary>
/// <returns></returns>
private TgcSkeletalMesh crearMeshDiffuseMap(TgcSkeletalLoaderMaterialAux[] materialsArray, TgcSkeletalMeshData meshData)
{
//Crear Mesh
Mesh mesh = new Mesh(meshData.coordinatesIndices.Length / 3, meshData.coordinatesIndices.Length, MeshFlags.Managed, DiffuseMapVertexElements, device);
//Cargar VertexBuffer
using (VertexBuffer vb = mesh.VertexBuffer)
{
GraphicsStream data = vb.Lock(0, 0, LockFlags.None);
for (int j = 0; j < meshData.coordinatesIndices.Length; j++)
{
DiffuseMapVertex v = new DiffuseMapVertex();
//vertices
int coordIdx = meshData.coordinatesIndices[j] * 3;
v.Position = new Vector3(
meshData.verticesCoordinates[coordIdx],
meshData.verticesCoordinates[coordIdx + 1],
meshData.verticesCoordinates[coordIdx + 2]
);
//texture coordinates diffuseMap
int texCoordIdx = meshData.texCoordinatesIndices[j] * 2;
v.Tu = meshData.textureCoordinates[texCoordIdx];
v.Tv = meshData.textureCoordinates[texCoordIdx + 1];
//color
int colorIdx = meshData.colorIndices[j];
v.Color = meshData.verticesColors[colorIdx];
data.Write(v);
}
vb.Unlock();
}
//Cargar IndexBuffer en forma plana
using (IndexBuffer ib = mesh.IndexBuffer)
{
short[] indices = new short[meshData.coordinatesIndices.Length];
for (int j = 0; j < indices.Length; j++)
{
indices[j] = (short)j;
}
ib.SetData(indices, 0, LockFlags.None);
}
//Configurar Material y Textura para un solo SubSet
TgcSkeletalLoaderMaterialAux matAux = materialsArray[meshData.materialId];
Material[] meshMaterials;
TgcTexture[] meshTextures;
if (matAux.subMaterials == null)
{
meshMaterials = new Material[] { matAux.materialId };
meshTextures = new TgcTexture[] { matAux.texture };
}
//Configurar Material y Textura para varios SubSet
else
{
//Cargar attributeBuffer con los id de las texturas de cada triángulo
int[] attributeBuffer = mesh.LockAttributeBufferArray(LockFlags.None);
Array.Copy(meshData.materialsIds, attributeBuffer, attributeBuffer.Length);
mesh.UnlockAttributeBuffer(attributeBuffer);
//Cargar array de Materials y Texturas
meshMaterials = new Material[matAux.subMaterials.Length];
meshTextures = new TgcTexture[matAux.subMaterials.Length];
for (int m = 0; m < matAux.subMaterials.Length; m++)
{
meshMaterials[m] = matAux.subMaterials[m].materialId;
meshTextures[m] = matAux.subMaterials[m].texture;
}
}
//Cargar esqueleto
TgcSkeletalBone[] bones = loadSkeleton(meshData);
TgcSkeletalVertexWeight[] verticesWeights = loadVerticesWeights(meshData, bones);
//Cargar datos de meshData que interesan mantener como originales
TgcSkeletalMesh.OriginalData origData = new TgcSkeletalMesh.OriginalData();
origData.coordinatesIndices = meshData.coordinatesIndices;
origData.verticesCoordinates = meshData.verticesCoordinates;
origData.colorIndices = meshData.colorIndices;
origData.verticesColors = meshData.verticesColors;
origData.texCoordinatesIndices = meshData.texCoordinatesIndices;
origData.textureCoordinates = meshData.textureCoordinates;
//Crear mesh de TGC
TgcSkeletalMesh tgcMesh = meshFactory.createNewMesh(mesh, meshData.name, TgcSkeletalMesh.MeshRenderType.DIFFUSE_MAP, origData, bones, verticesWeights);
tgcMesh.Materials = meshMaterials;
tgcMesh.DiffuseMaps = meshTextures;
return(tgcMesh);
}
