/// <summary>
/// Crear una malla instancia de una original
/// </summary>
private TgcMesh crearMeshInstance(TgcMeshData meshData, List <TgcMesh> meshes)
{
var originalMesh = meshes[meshData.originalMesh];
var translation = new Vector3(meshData.position[0], meshData.position[1], meshData.position[2]);
var rotationQuat = new Quaternion(meshData.rotation[0], meshData.rotation[1], meshData.rotation[2],
meshData.rotation[3]);
var rotation = quaternionToEuler(rotationQuat);
var scale = new Vector3(meshData.scale[0], meshData.scale[1], meshData.scale[2]);
var tgcMesh = new TgcMesh(meshData.name, originalMesh, translation, rotation, scale);
return(tgcMesh);
}
/// <summary>
/// Crea un mesh con uno o varios DiffuseMap
/// </summary>
/// <returns></returns>
private TgcMesh crearMeshDiffuseMap(TgcSceneLoaderMaterialAux[] materialsArray, TgcMeshData meshData)
{
//Crear Mesh
var mesh = new Mesh(meshData.coordinatesIndices.Length / 3, meshData.coordinatesIndices.Length,
MeshFlags.Managed, DiffuseMapVertexElements, D3DDevice.Instance.Device);
//Cargar VertexBuffer
using (var vb = mesh.VertexBuffer)
{
var data = vb.Lock(0, 0, LockFlags.None);
for (var j = 0; j < meshData.coordinatesIndices.Length; j++)
{
var v = new DiffuseMapVertex();
//vertices
var coordIdx = meshData.coordinatesIndices[j] * 3;
v.Position = new Vector3(
meshData.verticesCoordinates[coordIdx],
meshData.verticesCoordinates[coordIdx + 1],
meshData.verticesCoordinates[coordIdx + 2]
);
//normals
//puede haber una normal compartida para cada vertice del mesh
if (meshData.verticesNormals.Length == meshData.verticesCoordinates.Length)
{
v.Normal = new Vector3(
meshData.verticesNormals[coordIdx],
meshData.verticesNormals[coordIdx + 1],
meshData.verticesNormals[coordIdx + 2]
);
}
//o una normal propia por cada vertice de cada triangulo (version mejorada del exporter)
else
{
var normalIdx = j * 3;
v.Normal = new Vector3(
meshData.verticesNormals[normalIdx],
meshData.verticesNormals[normalIdx + 1],
meshData.verticesNormals[normalIdx + 2]
);
}
//texture coordinates diffuseMap
var texCoordIdx = meshData.texCoordinatesIndices[j] * 2;
v.Tu = meshData.textureCoordinates[texCoordIdx];
v.Tv = meshData.textureCoordinates[texCoordIdx + 1];
//color
var colorIdx = meshData.colorIndices[j];
v.Color = meshData.verticesColors[colorIdx];
data.Write(v);
}
vb.Unlock();
}
//Cargar IndexBuffer en forma plana
using (var ib = mesh.IndexBuffer)
{
var indices = new short[meshData.coordinatesIndices.Length];
for (var j = 0; j < indices.Length; j++)
{
indices[j] = (short)j;
}
ib.SetData(indices, 0, LockFlags.None);
}
//Configurar Material y Textura para un solo SubSet
var matAux = materialsArray[meshData.materialId];
Material[] meshMaterials;
TgcTexture[] meshTextures;
if (matAux.subMaterials == null)
{
meshMaterials = new[] { matAux.materialId };
meshTextures = new[]
{ TgcTexture.createTexture(D3DDevice.Instance.Device, matAux.textureFileName, matAux.texturePath) };
}
//Configurar Material y Textura para varios SubSet
else
{
//Cargar attributeBuffer con los id de las texturas de cada triángulo
var 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 (var m = 0; m < matAux.subMaterials.Length; m++)
{
meshMaterials[m] = matAux.subMaterials[m].materialId;
meshTextures[m] = TgcTexture.createTexture(D3DDevice.Instance.Device,
matAux.subMaterials[m].textureFileName,
matAux.subMaterials[m].texturePath);
}
}
//Crear mesh de TGC
var tgcMesh = MeshFactory.createNewMesh(mesh, meshData.name, TgcMesh.MeshRenderType.DIFFUSE_MAP);
tgcMesh.Materials = meshMaterials;
tgcMesh.DiffuseMaps = meshTextures;
return(tgcMesh);
}
/// <summary>
/// Crea un mesh sin texturas, solo con VertexColors
/// </summary>
/// <param name="meshData"></param>
private TgcMesh crearMeshSoloColor(TgcMeshData meshData)
{
//Crear Mesh
var mesh = new Mesh(meshData.coordinatesIndices.Length / 3, meshData.coordinatesIndices.Length,
MeshFlags.Managed, VertexColorVertexElements, D3DDevice.Instance.Device);
//Cargar VertexBuffer
using (var vb = mesh.VertexBuffer)
{
var data = vb.Lock(0, 0, LockFlags.None);
for (var j = 0; j < meshData.coordinatesIndices.Length; j++)
{
var v = new VertexColorVertex();
//vertices
var coordIdx = meshData.coordinatesIndices[j] * 3;
v.Position = new Vector3(
meshData.verticesCoordinates[coordIdx],
meshData.verticesCoordinates[coordIdx + 1],
meshData.verticesCoordinates[coordIdx + 2]
);
//normals
//puede haber una normal compartida para cada vertice del mesh
if (meshData.verticesNormals.Length == meshData.verticesCoordinates.Length)
{
v.Normal = new Vector3(
meshData.verticesNormals[coordIdx],
meshData.verticesNormals[coordIdx + 1],
meshData.verticesNormals[coordIdx + 2]
);
}
//o una normal propia por cada vertice de cada triangulo (version mejorada del exporter)
else
{
var normalIdx = j * 3;
v.Normal = new Vector3(
meshData.verticesNormals[normalIdx],
meshData.verticesNormals[normalIdx + 1],
meshData.verticesNormals[normalIdx + 2]
);
}
//color
var colorIdx = meshData.colorIndices[j];
v.Color = meshData.verticesColors[colorIdx];
data.Write(v);
}
vb.Unlock();
}
//Cargar indexBuffer en forma plana
using (var ib = mesh.IndexBuffer)
{
var indices = new short[meshData.coordinatesIndices.Length];
for (var i = 0; i < indices.Length; i++)
{
indices[i] = (short)i;
}
ib.SetData(indices, 0, LockFlags.None);
}
//Crear mesh de TGC
var tgcMesh = MeshFactory.createNewMesh(mesh, meshData.name, TgcMesh.MeshRenderType.VERTEX_COLOR);
return(tgcMesh);
}
/// <summary>
/// Levanta la informacion del XML
/// </summary>
/// <param name="xmlString">contenido del XML</param>
/// <returns></returns>
public TgcSceneData parseSceneFromString(string xmlString)
{
var dom = new XmlDocument();
dom.LoadXml(xmlString);
var root = dom.DocumentElement;
var sceneName = root.GetElementsByTagName("name")[0].InnerText;
var tgcSceneData = new TgcSceneData();
tgcSceneData.name = sceneName;
//Ver si tiene exportacion de texturas
var texturesExportNode = root.GetElementsByTagName("texturesExport")[0];
var texturesExportEnabled = bool.Parse(texturesExportNode.Attributes["enabled"].InnerText);
if (texturesExportEnabled)
{
tgcSceneData.texturesDir = texturesExportNode.Attributes["dir"].InnerText;
}
//Ver si tiene LightMaps
var lightmapsExportNode = root.GetElementsByTagName("lightmapExport")[0];
tgcSceneData.lightmapsEnabled = bool.Parse(lightmapsExportNode.Attributes["enabled"].InnerText);
if (tgcSceneData.lightmapsEnabled)
{
tgcSceneData.lightmapsDir = lightmapsExportNode.Attributes["dir"].InnerText;
}
//sceneBoundingBox, si está
var sceneBoundingBoxNodes = root.GetElementsByTagName("sceneBoundingBox");
if (sceneBoundingBoxNodes != null && sceneBoundingBoxNodes.Count == 1)
{
var sceneBoundingBoxNode = sceneBoundingBoxNodes[0];
tgcSceneData.pMin = TgcParserUtils.parseFloat3Array(sceneBoundingBoxNode.Attributes["min"].InnerText);
tgcSceneData.pMax = TgcParserUtils.parseFloat3Array(sceneBoundingBoxNode.Attributes["max"].InnerText);
}
//Parsear Texturas
var materialNodes = root.GetElementsByTagName("materials")[0].ChildNodes;
tgcSceneData.materialsData = new TgcMaterialData[materialNodes.Count];
var i = 0;
foreach (XmlElement matNode in materialNodes)
{
//determinar tipo de Material
var material = new TgcMaterialData();
material.type = matNode.Attributes["type"].InnerText;
//Standard Material
if (material.type.Equals(TgcMaterialData.StandardMaterial))
{
parseStandardMaterial(material, matNode);
}
//Multi Material
else if (material.type.Equals(TgcMaterialData.MultiMaterial))
{
material.name = matNode.Attributes["name"].InnerText;
var subMaterialsNodes = matNode.GetElementsByTagName("subM");
material.subMaterials = new TgcMaterialData[subMaterialsNodes.Count];
for (var j = 0; j < subMaterialsNodes.Count; j++)
{
var subMaterial = new TgcMaterialData();
parseStandardMaterial(subMaterial, (XmlElement)subMaterialsNodes[j]);
material.subMaterials[j] = subMaterial;
}
}
tgcSceneData.materialsData[i++] = material;
}
//Parsear Meshes
var meshesNodes = root.GetElementsByTagName("meshes")[0].ChildNodes;
tgcSceneData.meshesData = new TgcMeshData[meshesNodes.Count];
i = 0;
int count;
foreach (XmlElement meshNode in meshesNodes)
{
var meshData = new TgcMeshData();
tgcSceneData.meshesData[i++] = meshData;
//parser y convertir valores
meshData.name = meshNode.Attributes["name"].InnerText;
meshData.materialId = int.Parse(meshNode.Attributes["matId"].InnerText);
meshData.color = TgcParserUtils.parseFloat3Array(meshNode.Attributes["color"].InnerText);
meshData.lightmap = meshNode.Attributes["lightmap"].InnerText;
//type
var typeAttr = meshNode.Attributes["type"];
meshData.instanceType = TgcMeshData.ORIGINAL;
if (typeAttr != null)
{
meshData.instanceType = typeAttr.InnerText;
}
//layer
var layerAttr = meshNode.Attributes["layer"];
if (layerAttr != null)
{
meshData.layerName = layerAttr.InnerText;
}
//visibility
var visibility = TgcParserUtils.parseFloat(meshNode.Attributes["visibility"].InnerText);
meshData.alphaBlending = visibility != 1.0f ? true : false;
//parsear boundingBox
var boundingBoxNodes = meshNode.GetElementsByTagName("boundingBox");
if (boundingBoxNodes != null && boundingBoxNodes.Count == 1)
{
var boundingBoxNode = boundingBoxNodes[0];
meshData.pMin = TgcParserUtils.parseFloat3Array(boundingBoxNode.Attributes["min"].InnerText);
meshData.pMax = TgcParserUtils.parseFloat3Array(boundingBoxNode.Attributes["max"].InnerText);
}
//parsear datos de mesh Original
if (meshData.instanceType.Equals(TgcMeshData.ORIGINAL))
{
//parsear coordinatesIdx
var coordinatesIdxNode = meshNode.GetElementsByTagName("coordinatesIdx")[0];
count = int.Parse(coordinatesIdxNode.Attributes["count"].InnerText);
meshData.coordinatesIndices = TgcParserUtils.parseIntStream(coordinatesIdxNode.InnerText, count);
//parsear textCoordsIdx
var textCoordsIdxNode = meshNode.GetElementsByTagName("textCoordsIdx")[0];
count = int.Parse(textCoordsIdxNode.Attributes["count"].InnerText);
meshData.texCoordinatesIndices = TgcParserUtils.parseIntStream(textCoordsIdxNode.InnerText, count);
//parsear colorsIdx
var colorsIdxNode = meshNode.GetElementsByTagName("colorsIdx")[0];
count = int.Parse(colorsIdxNode.Attributes["count"].InnerText);
meshData.colorIndices = TgcParserUtils.parseIntStream(colorsIdxNode.InnerText, count);
//parsear matIds
//TODO: ver bien como calcula esto el SCRIPT de Exportacion
if (meshData.materialId != -1)
{
var matIdsNode = meshNode.GetElementsByTagName("matIds")[0];
count = int.Parse(matIdsNode.Attributes["count"].InnerText);
meshData.materialsIds = TgcParserUtils.parseIntStream(matIdsNode.InnerText, count);
}
//parsear textCoordsLightMapIdx
meshData.lightmapEnabled = tgcSceneData.lightmapsEnabled && meshData.lightmap.Trim().Length > 0;
if (meshData.lightmapEnabled)
{
var textCoordsLightMapIdxNode = meshNode.GetElementsByTagName("textCoordsLightMapIdx")[0];
count = int.Parse(textCoordsLightMapIdxNode.Attributes["count"].InnerText);
meshData.texCoordinatesIndicesLightMap =
TgcParserUtils.parseIntStream(textCoordsLightMapIdxNode.InnerText, count);
}
//parsear vertices
var verticesNode = meshNode.GetElementsByTagName("vertices")[0];
count = int.Parse(verticesNode.Attributes["count"].InnerText);
meshData.verticesCoordinates = TgcParserUtils.parseFloatStream(verticesNode.InnerText, count);
//parsear normals
var normalsNode = meshNode.GetElementsByTagName("normals")[0];
count = int.Parse(normalsNode.Attributes["count"].InnerText);
meshData.verticesNormals = TgcParserUtils.parseFloatStream(normalsNode.InnerText, count);
//parsear tangents, si hay
var tangentsNodes = meshNode.GetElementsByTagName("tangents");
if (tangentsNodes != null && tangentsNodes.Count == 1)
{
var tangentsNode = tangentsNodes[0];
count = int.Parse(tangentsNode.Attributes["count"].InnerText);
meshData.verticesTangents = TgcParserUtils.parseFloatStream(tangentsNode.InnerText, count);
}
//parsear binormals, si hay
var binormalsNodes = meshNode.GetElementsByTagName("binormals");
if (binormalsNodes != null && binormalsNodes.Count == 1)
{
var binormalsNode = binormalsNodes[0];
count = int.Parse(binormalsNode.Attributes["count"].InnerText);
meshData.verticesBinormals = TgcParserUtils.parseFloatStream(binormalsNode.InnerText, count);
}
//parsear texCoords
var texCoordsNode = meshNode.GetElementsByTagName("texCoords")[0];
count = int.Parse(texCoordsNode.Attributes["count"].InnerText);
meshData.textureCoordinates = TgcParserUtils.parseFloatStream(texCoordsNode.InnerText, count);
//parsear colors
var colorsNode = meshNode.GetElementsByTagName("colors")[0];
count = int.Parse(colorsNode.Attributes["count"].InnerText);
var colorsArray = TgcParserUtils.parseFloatStream(colorsNode.InnerText, count);
//convertir a formato DirectX
meshData.verticesColors = new int[count / 3];
for (var j = 0; j < meshData.verticesColors.Length; j++)
{
meshData.verticesColors[j] = Color.FromArgb(
(int)colorsArray[j * 3],
(int)colorsArray[j * 3 + 1],
(int)colorsArray[j * 3 + 2]).ToArgb();
}
//parsear texCoordsLightMap
if (meshData.lightmapEnabled)
{
var texCoordsLightMapNode = meshNode.GetElementsByTagName("texCoordsLightMap")[0];
count = int.Parse(texCoordsLightMapNode.Attributes["count"].InnerText);
meshData.textureCoordinatesLightMap =
TgcParserUtils.parseFloatStream(texCoordsLightMapNode.InnerText, count);
}
}
//parsear datos de mesh Instancia
else if (meshData.instanceType.Equals(TgcMeshData.INSTANCE))
{
//originalMesh
var originalMeshNode = meshNode.GetElementsByTagName("originalMesh")[0];
meshData.originalMesh = TgcParserUtils.parseInt(originalMeshNode.InnerText);
//transform
var transformNode = meshNode.GetElementsByTagName("transform")[0];
meshData.position = TgcParserUtils.parseFloat3Array(transformNode.Attributes["pos"].InnerText);
meshData.rotation = TgcParserUtils.parseFloat4Array(transformNode.Attributes["rotQuat"].InnerText);
meshData.scale = TgcParserUtils.parseFloat3Array(transformNode.Attributes["scale"].InnerText);
}
//Parsear userProperties, si hay
var userPropsNodes = meshNode.GetElementsByTagName("userProps");
if (userPropsNodes != null && userPropsNodes.Count == 1)
{
meshData.userProperties = new Dictionary <string, string>();
var userPropsNode = (XmlElement)userPropsNodes[0];
foreach (XmlElement prop in userPropsNode.ChildNodes)
{
meshData.userProperties.Add(prop.Name, prop.InnerText);
}
}
}
//Parsear PortalRendering, si hay información
var portalRenderingNodes = root.GetElementsByTagName("portalRendering");
if (portalRenderingNodes != null && portalRenderingNodes.Count == 1)
{
var portalRenderingNode = (XmlElement)portalRenderingNodes[0];
var portalParser = new TgcPortalRenderingParser();
tgcSceneData.portalData = portalParser.parseFromXmlNode(portalRenderingNode);
}
return(tgcSceneData);
}
