/// <summary>
/// Crear una malla instancia de una original
/// </summary>
private TgcMesh crearMeshInstance(TgcMeshData meshData, List <TgcMesh> meshes)
{
TgcMesh originalMesh = meshes[meshData.originalMesh];
Vector3 translation = new Vector3(meshData.position[0], meshData.position[1], meshData.position[2]);
Quaternion rotationQuat = new Quaternion(meshData.rotation[0], meshData.rotation[1], meshData.rotation[2], meshData.rotation[3]);
Vector3 rotation = quaternionToEuler(rotationQuat);
Vector3 scale = new Vector3(meshData.scale[0], meshData.scale[1], meshData.scale[2]);
TgcMesh tgcMesh = new TgcMesh(meshData.name, originalMesh, translation, rotation, scale);
return(tgcMesh);
}
public LightData(TgcMeshData meshData)
{
this.color = parserColor(meshData.userProperties["color"]);
this.aabb = new TgcBoundingBox(TgcParserUtils.float3ArrayToVector3(meshData.pMin), TgcParserUtils.float3ArrayToVector3(meshData.pMax));
this.pos = this.aabb.calculateBoxCenter();
this.spot = meshData.userProperties["esSpot"].Equals("SI");
this.direccion = convertirDireccion(meshData.userProperties["dir"]);
this.intencidad = float.Parse(meshData.userProperties["inten"]);
this.atenuacion = float.Parse(meshData.userProperties["atenua"])/10;
this.angleCos = float.Parse(meshData.userProperties["angleCos"]);
this.exp = float.Parse(meshData.userProperties["exp"]);
}
/// <summary>
/// Levanta la informacion del XML
/// </summary>
/// <param name="xmlString">contenido del XML</param>
/// <returns></returns>
public TgcSceneData parseSceneFromString(string xmlString)
{
XmlDocument dom = new XmlDocument();
dom.LoadXml(xmlString);
XmlElement root = dom.DocumentElement;
string sceneName = root.GetElementsByTagName("name")[0].InnerText;
TgcSceneData tgcSceneData = new TgcSceneData();
tgcSceneData.name = sceneName;
//Ver si tiene exportacion de texturas
XmlNode texturesExportNode = root.GetElementsByTagName("texturesExport")[0];
bool texturesExportEnabled = bool.Parse(texturesExportNode.Attributes["enabled"].InnerText);
if (texturesExportEnabled)
{
tgcSceneData.texturesDir = texturesExportNode.Attributes["dir"].InnerText;
}
//Ver si tiene LightMaps
XmlNode 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
XmlNodeList sceneBoundingBoxNodes = root.GetElementsByTagName("sceneBoundingBox");
if (sceneBoundingBoxNodes != null && sceneBoundingBoxNodes.Count == 1)
{
XmlNode sceneBoundingBoxNode = sceneBoundingBoxNodes[0];
tgcSceneData.pMin = TgcParserUtils.parseFloat3Array(sceneBoundingBoxNode.Attributes["min"].InnerText);
tgcSceneData.pMax = TgcParserUtils.parseFloat3Array(sceneBoundingBoxNode.Attributes["max"].InnerText);
}
//Parsear Texturas
XmlNodeList materialNodes = root.GetElementsByTagName("materials")[0].ChildNodes;
tgcSceneData.materialsData = new TgcMaterialData[materialNodes.Count];
int i = 0;
foreach (XmlElement matNode in materialNodes)
{
//determinar tipo de Material
TgcMaterialData 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;
XmlNodeList subMaterialsNodes = matNode.GetElementsByTagName("subM");
material.subMaterials = new TgcMaterialData[subMaterialsNodes.Count];
for (int j = 0; j < subMaterialsNodes.Count; j++)
{
TgcMaterialData subMaterial = new TgcMaterialData();
parseStandardMaterial(subMaterial, (XmlElement)subMaterialsNodes[j]);
material.subMaterials[j] = subMaterial;
}
}
tgcSceneData.materialsData[i++] = material;
}
//Parsear Meshes
XmlNodeList meshesNodes = root.GetElementsByTagName("meshes")[0].ChildNodes;
tgcSceneData.meshesData = new TgcMeshData[meshesNodes.Count];
i = 0;
int count;
foreach (XmlElement meshNode in meshesNodes)
{
TgcMeshData 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
XmlAttribute typeAttr = meshNode.Attributes["type"];
meshData.instanceType = TgcMeshData.ORIGINAL;
if (typeAttr != null)
{
meshData.instanceType = typeAttr.InnerText;
}
//type
XmlAttribute layerAttr = meshNode.Attributes["layer"];
if (layerAttr != null)
{
meshData.layerName = layerAttr.InnerText;
}
//visibility
float visibility = TgcParserUtils.parseFloat(meshNode.Attributes["visibility"].InnerText);
meshData.alphaBlending = visibility != 1.0f ? true : false;
//parsear boundingBox
XmlNodeList boundingBoxNodes = meshNode.GetElementsByTagName("boundingBox");
if (boundingBoxNodes != null && boundingBoxNodes.Count == 1)
{
XmlNode 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
XmlNode coordinatesIdxNode = meshNode.GetElementsByTagName("coordinatesIdx")[0];
count = int.Parse(coordinatesIdxNode.Attributes["count"].InnerText);
meshData.coordinatesIndices = TgcParserUtils.parseIntStream(coordinatesIdxNode.InnerText, count);
//parsear textCoordsIdx
XmlNode textCoordsIdxNode = meshNode.GetElementsByTagName("textCoordsIdx")[0];
count = int.Parse(textCoordsIdxNode.Attributes["count"].InnerText);
meshData.texCoordinatesIndices = TgcParserUtils.parseIntStream(textCoordsIdxNode.InnerText, count);
//parsear colorsIdx
XmlNode 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)
{
XmlNode 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)
{
XmlNode textCoordsLightMapIdxNode = meshNode.GetElementsByTagName("textCoordsLightMapIdx")[0];
count = int.Parse(textCoordsLightMapIdxNode.Attributes["count"].InnerText);
meshData.texCoordinatesIndicesLightMap = TgcParserUtils.parseIntStream(textCoordsLightMapIdxNode.InnerText, count);
}
//parsear vertices
XmlNode verticesNode = meshNode.GetElementsByTagName("vertices")[0];
count = int.Parse(verticesNode.Attributes["count"].InnerText);
meshData.verticesCoordinates = TgcParserUtils.parseFloatStream(verticesNode.InnerText, count);
//parsear normals
XmlNode normalsNode = meshNode.GetElementsByTagName("normals")[0];
count = int.Parse(normalsNode.Attributes["count"].InnerText);
meshData.verticesNormals = TgcParserUtils.parseFloatStream(normalsNode.InnerText, count);
//parsear texCoords
XmlNode texCoordsNode = meshNode.GetElementsByTagName("texCoords")[0];
count = int.Parse(texCoordsNode.Attributes["count"].InnerText);
meshData.textureCoordinates = TgcParserUtils.parseFloatStream(texCoordsNode.InnerText, count);
//parsear colors
XmlNode colorsNode = meshNode.GetElementsByTagName("colors")[0];
count = int.Parse(colorsNode.Attributes["count"].InnerText);
float[] colorsArray = TgcParserUtils.parseFloatStream(colorsNode.InnerText, count);
//convertir a formato DirectX
meshData.verticesColors = new int[count / 3];
for (int 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)
{
XmlNode 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
XmlNode originalMeshNode = meshNode.GetElementsByTagName("originalMesh")[0];
meshData.originalMesh = TgcParserUtils.parseInt(originalMeshNode.InnerText);
//transform
XmlNode 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
XmlNodeList userPropsNodes = meshNode.GetElementsByTagName("userProps");
if (userPropsNodes != null && userPropsNodes.Count == 1)
{
meshData.userProperties = new Dictionary <string, string>();
XmlElement userPropsNode = (XmlElement)userPropsNodes[0];
foreach (XmlElement prop in userPropsNode.ChildNodes)
{
meshData.userProperties.Add(prop.Name, prop.InnerText);
}
}
}
//Parsear PortalRendering, si hay información
XmlNodeList portalRenderingNodes = root.GetElementsByTagName("portalRendering");
if (portalRenderingNodes != null && portalRenderingNodes.Count == 1)
{
XmlElement portalRenderingNode = (XmlElement)portalRenderingNodes[0];
TgcPortalRenderingParser portalParser = new TgcPortalRenderingParser();
tgcSceneData.portalData = portalParser.parseFromXmlNode(portalRenderingNode);
}
return(tgcSceneData);
}
public static RTLLight loadLight(TgcMeshData data)
{
return new RTLLight();
}
public static bool isLight(TgcMeshData data)
{
return loaders.ContainsKey(data.layerName);
}
/// <summary>
/// Toma los datos de un TgcMesh y los exporta a un formato de objetos plano
/// </summary>
/// <param name="tgcMesh">Malla a exportar</param>
/// <returns>Datos de la malla en objetos</returns>
public MeshExport exportMeshData(TgcMesh tgcMesh, List<TgcMesh> sceneMeshes)
{
try
{
MeshExport meshExport = new MeshExport();
TgcMeshData meshData = new TgcMeshData();
meshExport.MeshData = meshData;
meshExport.MaterialsData = null;
meshExport.diffuseMapsAbsolutePath = null;
//General
meshExport.MeshData.name = tgcMesh.Name;
meshExport.MeshData.layerName = tgcMesh.Layer;
meshExport.MeshRenderType = tgcMesh.RenderType;
meshExport.MeshData.pMin = TgcParserUtils.vector3ToFloat3Array(tgcMesh.BoundingBox.PMin);
meshExport.MeshData.pMax = TgcParserUtils.vector3ToFloat3Array(tgcMesh.BoundingBox.PMax);
meshExport.MeshData.userProperties = tgcMesh.UserProperties;
meshExport.MeshData.alphaBlending = tgcMesh.AlphaBlendEnable;
//Exportar malla original
if (tgcMesh.ParentInstance == null)
{
meshExport.MeshData.instanceType = TgcMeshData.ORIGINAL;
//Exportar segun el tipo de Mesh
switch (tgcMesh.RenderType)
{
case TgcMesh.MeshRenderType.VERTEX_COLOR:
exportMeshVertexColor(tgcMesh, meshExport, meshData);
break;
case TgcMesh.MeshRenderType.DIFFUSE_MAP:
exportMeshDiffuseMap(tgcMesh, meshExport, meshData);
break;
case TgcMesh.MeshRenderType.DIFFUSE_MAP_AND_LIGHTMAP:
exportMeshDiffuseMapAndLightmap(tgcMesh, meshExport, meshData);
break;
}
}
//Exportar malla instancia
else
{
meshExport.MeshData.instanceType = TgcMeshData.INSTANCE;
//Buscar indice de original
TgcMesh parentInstance = tgcMesh.ParentInstance;
int parentIdx = -1;
for (int i = 0; i < sceneMeshes.Count; i++)
{
if(parentInstance.Equals(sceneMeshes[i]))
{
parentIdx = i;
break;
}
}
meshExport.MeshData.originalMesh = parentIdx;
//TODO: la rotación no se exporta correctamente cuando la malla original esta rotada
//Posicion, rotacion y escala con diferencia de la malla original
meshExport.MeshData.position = TgcParserUtils.vector3ToFloat3Array(tgcMesh.Position - parentInstance.Position);
Quaternion rotQuat = Quaternion.RotationYawPitchRoll(tgcMesh.Rotation.Y, tgcMesh.Rotation.X, tgcMesh.Rotation.Z);
Quaternion parentRotQuat = Quaternion.RotationYawPitchRoll(parentInstance.Rotation.Y, parentInstance.Rotation.X, parentInstance.Rotation.Z);
meshExport.MeshData.rotation = TgcParserUtils.quaternionToFloat4Array(rotQuat - parentRotQuat);
Vector3 scale = new Vector3(
tgcMesh.Scale.X / parentInstance.Scale.X,
tgcMesh.Scale.Y / parentInstance.Scale.Y,
tgcMesh.Scale.Z / parentInstance.Scale.Z
);
meshExport.MeshData.scale = TgcParserUtils.vector3ToFloat3Array(scale);
}
return meshExport;
}
catch (Exception ex)
{
throw new Exception("Error al intentar obtener datos de Mesh para exportar. MeshName: " + tgcMesh.Name, ex);
}
}
/// <summary>
/// Exportar datos de Mesh de tipo TgcMesh.MeshRenderType.VERTEX_COLOR
/// </summary>
private void exportMeshVertexColor(TgcMesh tgcMesh, MeshExport meshExport, TgcMeshData meshData)
{
//Marcar todo lo que no tiene
meshData.lightmap = null;
meshData.texCoordinatesIndices = new int[0];
meshData.textureCoordinates = new float[0];
meshData.texCoordinatesIndicesLightMap = new int[0];
meshData.textureCoordinatesLightMap = new float[0];
meshExport.MaterialsData = null;
meshExport.diffuseMapsAbsolutePath = null;
meshExport.lightmapAbsolutePath = null;
meshData.materialId = -1;
meshData.materialsIds = new int[0];
//Color general
Color defaultColor = Color.White;
ColorValue defaultColorValue = ColorValue.FromColor(defaultColor);
meshData.color = new float[] { defaultColorValue.Red, defaultColorValue.Green, defaultColorValue.Blue };
//Obtener datos del VertexBuffer
TgcSceneLoader.VertexColorVertex[] vbData = (TgcSceneLoader.VertexColorVertex[])tgcMesh.D3dMesh.LockVertexBuffer(
typeof(TgcSceneLoader.VertexColorVertex),
LockFlags.ReadOnly,
tgcMesh.D3dMesh.NumberVertices);
tgcMesh.D3dMesh.UnlockVertexBuffer();
short[] indices = (short[])tgcMesh.D3dMesh.LockIndexBuffer(typeof(short), LockFlags.ReadOnly, tgcMesh.D3dMesh.NumberFaces * 3);
tgcMesh.D3dMesh.UnlockIndexBuffer();
//Armar buffer de vertices, normales y coordenadas de textura, buscando similitudes de valores
List<int> coordinatesIndices = new List<int>();
List<int> colorIndices = new List<int>();
List<Vector3> verticesCoordinates = new List<Vector3>();
List<int> verticesColors = new List<int>();
List<Vector3> verticesNormals = new List<Vector3>();
for (int i = 0; i < indices.Length; i++)
{
TgcSceneLoader.VertexColorVertex vertexData = vbData[indices[i]];
Vector3 position = Vector3.TransformCoordinate(vertexData.Position, tgcMesh.Transform);
int coordIdx = addVertex(coordinatesIndices, verticesCoordinates, position);
addNormal(verticesNormals, coordIdx, vertexData.Normal);
addColor(colorIndices, verticesColors, vertexData.Color);
}
//Cargar array de vertices
meshData.coordinatesIndices = coordinatesIndices.ToArray();
meshData.verticesCoordinates = new float[verticesCoordinates.Count * 3];
for (int i = 0; i < verticesCoordinates.Count; i++)
{
Vector3 v = verticesCoordinates[i];
meshData.verticesCoordinates[i * 3] = v.X;
meshData.verticesCoordinates[i * 3 + 1] = v.Y;
meshData.verticesCoordinates[i * 3 + 2] = v.Z;
}
//Cargar array de normales
meshData.verticesNormals = new float[verticesNormals.Count * 3];
for (int i = 0; i < verticesNormals.Count; i++)
{
Vector3 n = verticesNormals[i];
meshData.verticesNormals[i * 3] = n.X;
meshData.verticesNormals[i * 3 + 1] = n.Y;
meshData.verticesNormals[i * 3 + 2] = n.Z;
}
//Cargar array de colores
meshData.colorIndices = colorIndices.ToArray();
meshData.verticesColors = new int[verticesColors.Count * 3];
for (int i = 0; i < verticesColors.Count; i++)
{
Color c = Color.FromArgb(verticesColors[i]);
meshData.verticesColors[i * 3] = c.R;
meshData.verticesColors[i * 3 + 1] = c.G;
meshData.verticesColors[i * 3 + 2] = c.B;
}
}
/// <summary>
/// Exportar datos de Mesh de formato TgcMesh.MeshRenderType.DIFFUSE_MAP_AND_LIGHTMAP
/// </summary>
private void exportMeshDiffuseMapAndLightmap(TgcMesh tgcMesh, MeshExport meshExport, TgcMeshData meshData)
{
//Obtener datos del VertexBuffer
TgcSceneLoader.DiffuseMapAndLightmapVertex[] vbData = (TgcSceneLoader.DiffuseMapAndLightmapVertex[])tgcMesh.D3dMesh.LockVertexBuffer(
typeof(TgcSceneLoader.DiffuseMapAndLightmapVertex),
LockFlags.ReadOnly,
tgcMesh.D3dMesh.NumberVertices);
tgcMesh.D3dMesh.UnlockVertexBuffer();
short[] indices = (short[])tgcMesh.D3dMesh.LockIndexBuffer(typeof(short), LockFlags.ReadOnly, tgcMesh.D3dMesh.NumberFaces * 3);
tgcMesh.D3dMesh.UnlockIndexBuffer();
//Color general
Color defaultColor = Color.White;
ColorValue defaultColorValue = ColorValue.FromColor(defaultColor);
meshData.color = new float[] { defaultColorValue.Red, defaultColorValue.Green, defaultColorValue.Blue };
//Armar buffer de vertices, normales y coordenadas de textura, buscando similitudes de valores
List<int> coordinatesIndices = new List<int>();
List<int> texCoordinatesIndices = new List<int>();
List<int> texCoordinatesIndicesLightMap = new List<int>();
List<Vector3> verticesCoordinates = new List<Vector3>();
List<Vector2> textureCoordinates = new List<Vector2>();
List<Vector2> textureCoordinatesLightMap = new List<Vector2>();
List<Vector3> verticesNormals = new List<Vector3>();
List<int> colorIndices = new List<int>();
List<int> verticesColors = new List<int>();
for (int i = 0; i < indices.Length; i++)
{
TgcSceneLoader.DiffuseMapAndLightmapVertex vertexData = vbData[indices[i]];
Vector3 position = Vector3.TransformCoordinate(vertexData.Position, tgcMesh.Transform);
int coordIdx = addVertex(coordinatesIndices, verticesCoordinates, position);
addNormal(verticesNormals, coordIdx, vertexData.Normal);
addTextureCoordinates(texCoordinatesIndices, textureCoordinates, new Vector2(vertexData.Tu0, vertexData.Tv0));
addTextureCoordinates(texCoordinatesIndicesLightMap, textureCoordinatesLightMap, new Vector2(vertexData.Tu1, vertexData.Tv1));
addColor(colorIndices, verticesColors, vertexData.Color);
}
//Cargar array de vertices
meshData.coordinatesIndices = coordinatesIndices.ToArray();
meshData.verticesCoordinates = new float[verticesCoordinates.Count * 3];
for (int i = 0; i < verticesCoordinates.Count; i++)
{
Vector3 v = verticesCoordinates[i];
meshData.verticesCoordinates[i * 3] = v.X;
meshData.verticesCoordinates[i * 3 + 1] = v.Y;
meshData.verticesCoordinates[i * 3 + 2] = v.Z;
}
//Cargar array de normales
meshData.verticesNormals = new float[verticesNormals.Count * 3];
for (int i = 0; i < verticesNormals.Count; i++)
{
Vector3 n = verticesNormals[i];
meshData.verticesNormals[i * 3] = n.X;
meshData.verticesNormals[i * 3 + 1] = n.Y;
meshData.verticesNormals[i * 3 + 2] = n.Z;
}
//Cargar array de coordenadas de textura
meshData.texCoordinatesIndices = texCoordinatesIndices.ToArray();
meshData.textureCoordinates = new float[textureCoordinates.Count * 2];
for (int i = 0; i < textureCoordinates.Count; i++)
{
Vector2 t = textureCoordinates[i];
meshData.textureCoordinates[i * 2] = t.X;
meshData.textureCoordinates[i * 2 + 1] = t.Y;
}
//Cargar array de coordenadas de textura de Lightmap
meshData.texCoordinatesIndicesLightMap = texCoordinatesIndicesLightMap.ToArray();
meshData.textureCoordinatesLightMap = new float[textureCoordinatesLightMap.Count * 2];
for (int i = 0; i < textureCoordinatesLightMap.Count; i++)
{
Vector2 t = textureCoordinatesLightMap[i];
meshData.textureCoordinatesLightMap[i * 2] = t.X;
meshData.textureCoordinatesLightMap[i * 2 + 1] = t.Y;
}
//Cargar array de colores
meshData.colorIndices = colorIndices.ToArray();
meshData.verticesColors = new int[verticesColors.Count * 3];
for (int i = 0; i < verticesColors.Count; i++)
{
Color c = Color.FromArgb(verticesColors[i]);
meshData.verticesColors[i * 3] = c.R;
meshData.verticesColors[i * 3 + 1] = c.G;
meshData.verticesColors[i * 3 + 2] = c.B;
}
//Exportar Materials y DiffuseMaps
exportMaterialData(tgcMesh, meshExport, meshData);
//Exportar Lightmap
TgcTexture tgcLightmap = tgcMesh.LightMap;
meshData.lightmap = tgcLightmap.FileName;
meshExport.lightmapAbsolutePath = tgcLightmap.FilePath;
}
/// <summary>
/// Exportar datos de Material
/// </summary>
private void exportMaterialData(TgcMesh tgcMesh, MeshExport meshExport, TgcMeshData meshData)
{
//Exportar diffuseMap y material simple
bool alphaBlendEnabled = false;
if (tgcMesh.Materials.Length == 1)
{
TgcMaterialData materialData = new TgcMaterialData();
meshExport.MaterialsData = new TgcMaterialData[] { materialData };
//Material
Material tgcMaterial = tgcMesh.Materials[0];
materialData.type = TgcMaterialData.StandardMaterial;
materialData.name = TgcMaterialData.StandardMaterial;
materialData.subMaterials = null;
materialData.ambientColor = new float[]{
tgcMaterial.AmbientColor.Red,
tgcMaterial.AmbientColor.Green,
tgcMaterial.AmbientColor.Blue,
tgcMaterial.AmbientColor.Alpha,
};
materialData.diffuseColor = new float[]{
tgcMaterial.DiffuseColor.Red,
tgcMaterial.DiffuseColor.Green,
tgcMaterial.DiffuseColor.Blue,
tgcMaterial.DiffuseColor.Alpha,
};
materialData.specularColor = new float[]{
tgcMaterial.SpecularColor.Red,
tgcMaterial.SpecularColor.Green,
tgcMaterial.SpecularColor.Blue,
tgcMaterial.SpecularColor.Alpha,
};
materialData.opacity = 1f;
materialData.alphaBlendEnable = tgcMesh.AlphaBlendEnable;
//Texture
TgcTexture tgcTexture = tgcMesh.DiffuseMaps[0];
materialData.fileName = tgcTexture.FileName;
materialData.uvOffset = new float[] { 1f, 1f };
materialData.uvTiling = new float[] { 1f, 1f };
meshExport.diffuseMapsAbsolutePath = new string[] { tgcTexture.FilePath };
//Configurar mesh
meshData.materialId = 0;
meshData.materialsIds = new int[] { meshData.materialId };
}
//Exportar varios diffuseMaps y materials
else
{
meshExport.MaterialsData = new TgcMaterialData[tgcMesh.Materials.Length];
meshExport.diffuseMapsAbsolutePath = new string[tgcMesh.Materials.Length];
for (int i = 0; i < tgcMesh.Materials.Length; i++)
{
//Material
Material tgcMaterial = tgcMesh.Materials[i];
TgcMaterialData materialData = new TgcMaterialData();
meshExport.MaterialsData[i] = materialData;
materialData.type = TgcMaterialData.StandardMaterial;
materialData.name = TgcMaterialData.StandardMaterial;
materialData.subMaterials = null;
materialData.ambientColor = new float[]{
tgcMaterial.AmbientColor.Red,
tgcMaterial.AmbientColor.Green,
tgcMaterial.AmbientColor.Blue,
tgcMaterial.AmbientColor.Alpha,
};
materialData.diffuseColor = new float[]{
tgcMaterial.DiffuseColor.Red,
tgcMaterial.DiffuseColor.Green,
tgcMaterial.DiffuseColor.Blue,
tgcMaterial.DiffuseColor.Alpha,
};
materialData.specularColor = new float[]{
tgcMaterial.SpecularColor.Red,
tgcMaterial.SpecularColor.Green,
tgcMaterial.SpecularColor.Blue,
tgcMaterial.SpecularColor.Alpha,
};
materialData.opacity = 1f;
materialData.alphaBlendEnable = tgcMesh.AlphaBlendEnable;
//Texture
TgcTexture tgcTexture = tgcMesh.DiffuseMaps[i];
materialData.fileName = tgcTexture.FileName;
materialData.uvOffset = new float[] { 1f, 1f };
materialData.uvTiling = new float[] { 1f, 1f };
meshExport.diffuseMapsAbsolutePath[i] = tgcTexture.FilePath;
}
//Configurar Mesh
meshData.materialId = 0;
meshData.materialsIds = tgcMesh.D3dMesh.LockAttributeBufferArray(LockFlags.ReadOnly);
tgcMesh.D3dMesh.UnlockAttributeBuffer();
}
}
/// <summary>
/// Crea un mesh sin texturas, solo con VertexColors
/// </summary>
/// <param name="meshData"></param>
private TgcMesh crearMeshSoloColor(TgcMeshData meshData)
{
//Crear Mesh
Mesh mesh = new Mesh(meshData.coordinatesIndices.Length / 3, meshData.coordinatesIndices.Length, MeshFlags.Managed, VertexColorVertexElements, 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++)
{
VertexColorVertex v = new VertexColorVertex();
//vertices
int 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
{
int normalIdx = j * 3;
v.Normal = new Vector3(
meshData.verticesNormals[normalIdx],
meshData.verticesNormals[normalIdx + 1],
meshData.verticesNormals[normalIdx + 2]
);
}
//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 i = 0; i < indices.Length; i++)
{
indices[i] = (short)i;
}
ib.SetData(indices, 0, LockFlags.None);
}
//Crear mesh de TGC
TgcMesh tgcMesh = meshFactory.createNewMesh(mesh, meshData.name, TgcMesh.MeshRenderType.VERTEX_COLOR);
return tgcMesh;
}
/// <summary>
/// Crear una malla instancia de una original
/// </summary>
private TgcMesh crearMeshInstance(TgcMeshData meshData, List<TgcMesh> meshes)
{
TgcMesh originalMesh = meshes[meshData.originalMesh];
Vector3 translation = new Vector3(meshData.position[0], meshData.position[1], meshData.position[2]);
Quaternion rotationQuat = new Quaternion(meshData.rotation[0], meshData.rotation[1], meshData.rotation[2], meshData.rotation[3]);
Vector3 rotation = quaternionToEuler(rotationQuat);
Vector3 scale = new Vector3(meshData.scale[0], meshData.scale[1], meshData.scale[2]);
TgcMesh tgcMesh = new TgcMesh(meshData.name, originalMesh, translation, rotation, scale);
return tgcMesh;
}
/// <summary>
/// Crea un mesh con uno o varios DiffuseMap y un Lightmap
/// </summary>
/// <returns></returns>
private TgcMesh crearMeshDiffuseMapLightmap(TgcSceneData sceneData, string mediaPath, TgcSceneLoaderMaterialAux[] materialsArray, TgcMeshData meshData)
{
//Crear Mesh
Mesh mesh = new Mesh(meshData.coordinatesIndices.Length / 3, meshData.coordinatesIndices.Length, MeshFlags.Managed, DiffuseMapAndLightmapVertexElements, 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++)
{
DiffuseMapAndLightmapVertex v = new DiffuseMapAndLightmapVertex();
//vertices
int 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
{
int normalIdx = j * 3;
v.Normal = new Vector3(
meshData.verticesNormals[normalIdx],
meshData.verticesNormals[normalIdx + 1],
meshData.verticesNormals[normalIdx + 2]
);
}
//texture coordinates diffuseMap
int texCoordIdx = meshData.texCoordinatesIndices[j] * 2;
v.Tu0 = meshData.textureCoordinates[texCoordIdx];
v.Tv0 = meshData.textureCoordinates[texCoordIdx + 1];
//texture coordinates LightMap
int texCoordIdxLM = meshData.texCoordinatesIndicesLightMap[j] * 2;
v.Tu1 = meshData.textureCoordinatesLightMap[texCoordIdxLM];
v.Tv1 = meshData.textureCoordinatesLightMap[texCoordIdxLM + 1];
//color
int colorIdx = meshData.colorIndices[j];
v.Color = meshData.verticesColors[colorIdx];
data.Write(v);
}
vb.Unlock();
}
//Cargar IndexBuffer
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
TgcSceneLoaderMaterialAux 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 lightMap
TgcTexture lightMap = TgcTexture.createTexture(device, meshData.lightmap, mediaPath + sceneData.lightmapsDir + "\\" + meshData.lightmap);
//Crear mesh de TGC
TgcMesh tgcMesh = meshFactory.createNewMesh(mesh, meshData.name, TgcMesh.MeshRenderType.DIFFUSE_MAP_AND_LIGHTMAP);
tgcMesh.Materials = meshMaterials;
tgcMesh.DiffuseMaps = meshTextures;
tgcMesh.LightMap = lightMap;
return tgcMesh;
}
/// <summary>
/// Levanta la informacion del XML
/// </summary>
/// <param name="xmlString">contenido del XML</param>
/// <returns></returns>
public TgcSceneData parseSceneFromString(string xmlString)
{
XmlDocument dom = new XmlDocument();
dom.LoadXml(xmlString);
XmlElement root = dom.DocumentElement;
string sceneName = root.GetElementsByTagName("name")[0].InnerText;
TgcSceneData tgcSceneData = new TgcSceneData();
tgcSceneData.name = sceneName;
//Ver si tiene exportacion de texturas
XmlNode texturesExportNode = root.GetElementsByTagName("texturesExport")[0];
bool texturesExportEnabled = bool.Parse(texturesExportNode.Attributes["enabled"].InnerText);
if (texturesExportEnabled)
{
tgcSceneData.texturesDir = texturesExportNode.Attributes["dir"].InnerText;
}
//Ver si tiene LightMaps
XmlNode 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
XmlNodeList sceneBoundingBoxNodes = root.GetElementsByTagName("sceneBoundingBox");
if (sceneBoundingBoxNodes != null && sceneBoundingBoxNodes.Count == 1)
{
XmlNode sceneBoundingBoxNode = sceneBoundingBoxNodes[0];
tgcSceneData.pMin = TgcParserUtils.parseFloat3Array(sceneBoundingBoxNode.Attributes["min"].InnerText);
tgcSceneData.pMax = TgcParserUtils.parseFloat3Array(sceneBoundingBoxNode.Attributes["max"].InnerText);
}
//Parsear Texturas
XmlNodeList materialNodes = root.GetElementsByTagName("materials")[0].ChildNodes;
tgcSceneData.materialsData = new TgcMaterialData[materialNodes.Count];
int i = 0;
foreach (XmlElement matNode in materialNodes)
{
//determinar tipo de Material
TgcMaterialData 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;
XmlNodeList subMaterialsNodes = matNode.GetElementsByTagName("subM");
material.subMaterials = new TgcMaterialData[subMaterialsNodes.Count];
for (int j = 0; j < subMaterialsNodes.Count; j++)
{
TgcMaterialData subMaterial = new TgcMaterialData();
parseStandardMaterial(subMaterial, (XmlElement)subMaterialsNodes[j]);
material.subMaterials[j] = subMaterial;
}
}
tgcSceneData.materialsData[i++] = material;
}
//Parsear Meshes
XmlNodeList meshesNodes = root.GetElementsByTagName("meshes")[0].ChildNodes;
tgcSceneData.meshesData = new TgcMeshData[meshesNodes.Count];
i = 0;
int count;
foreach (XmlElement meshNode in meshesNodes)
{
TgcMeshData 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
XmlAttribute typeAttr = meshNode.Attributes["type"];
meshData.instanceType = TgcMeshData.ORIGINAL;
if (typeAttr != null)
{
meshData.instanceType = typeAttr.InnerText;
}
//layer
XmlAttribute layerAttr = meshNode.Attributes["layer"];
if (layerAttr != null)
{
meshData.layerName = layerAttr.InnerText;
}
//visibility
float visibility = TgcParserUtils.parseFloat(meshNode.Attributes["visibility"].InnerText);
meshData.alphaBlending = visibility != 1.0f ? true : false;
//parsear boundingBox
XmlNodeList boundingBoxNodes = meshNode.GetElementsByTagName("boundingBox");
if(boundingBoxNodes != null && boundingBoxNodes.Count == 1)
{
XmlNode 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
XmlNode coordinatesIdxNode = meshNode.GetElementsByTagName("coordinatesIdx")[0];
count = int.Parse(coordinatesIdxNode.Attributes["count"].InnerText);
meshData.coordinatesIndices = TgcParserUtils.parseIntStream(coordinatesIdxNode.InnerText, count);
//parsear textCoordsIdx
XmlNode textCoordsIdxNode = meshNode.GetElementsByTagName("textCoordsIdx")[0];
count = int.Parse(textCoordsIdxNode.Attributes["count"].InnerText);
meshData.texCoordinatesIndices = TgcParserUtils.parseIntStream(textCoordsIdxNode.InnerText, count);
//parsear colorsIdx
XmlNode 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)
{
XmlNode 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)
{
XmlNode textCoordsLightMapIdxNode = meshNode.GetElementsByTagName("textCoordsLightMapIdx")[0];
count = int.Parse(textCoordsLightMapIdxNode.Attributes["count"].InnerText);
meshData.texCoordinatesIndicesLightMap = TgcParserUtils.parseIntStream(textCoordsLightMapIdxNode.InnerText, count);
}
//parsear vertices
XmlNode verticesNode = meshNode.GetElementsByTagName("vertices")[0];
count = int.Parse(verticesNode.Attributes["count"].InnerText);
meshData.verticesCoordinates = TgcParserUtils.parseFloatStream(verticesNode.InnerText, count);
//parsear normals
XmlNode normalsNode = meshNode.GetElementsByTagName("normals")[0];
count = int.Parse(normalsNode.Attributes["count"].InnerText);
meshData.verticesNormals = TgcParserUtils.parseFloatStream(normalsNode.InnerText, count);
//parsear tangents, si hay
XmlNodeList tangentsNodes = meshNode.GetElementsByTagName("tangents");
if (tangentsNodes != null && tangentsNodes.Count == 1)
{
XmlNode tangentsNode = tangentsNodes[0];
count = int.Parse(tangentsNode.Attributes["count"].InnerText);
meshData.verticesTangents = TgcParserUtils.parseFloatStream(tangentsNode.InnerText, count);
}
//parsear binormals, si hay
XmlNodeList binormalsNodes = meshNode.GetElementsByTagName("binormals");
if (binormalsNodes != null && binormalsNodes.Count == 1)
{
XmlNode binormalsNode = binormalsNodes[0];
count = int.Parse(binormalsNode.Attributes["count"].InnerText);
meshData.verticesBinormals = TgcParserUtils.parseFloatStream(binormalsNode.InnerText, count);
}
//parsear texCoords
XmlNode texCoordsNode = meshNode.GetElementsByTagName("texCoords")[0];
count = int.Parse(texCoordsNode.Attributes["count"].InnerText);
meshData.textureCoordinates = TgcParserUtils.parseFloatStream(texCoordsNode.InnerText, count);
//parsear colors
XmlNode colorsNode = meshNode.GetElementsByTagName("colors")[0];
count = int.Parse(colorsNode.Attributes["count"].InnerText);
float[] colorsArray = TgcParserUtils.parseFloatStream(colorsNode.InnerText, count);
//convertir a formato DirectX
meshData.verticesColors = new int[count / 3];
for (int 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)
{
XmlNode 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
XmlNode originalMeshNode = meshNode.GetElementsByTagName("originalMesh")[0];
meshData.originalMesh = TgcParserUtils.parseInt(originalMeshNode.InnerText);
//transform
XmlNode 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
XmlNodeList userPropsNodes = meshNode.GetElementsByTagName("userProps");
if (userPropsNodes != null && userPropsNodes.Count == 1)
{
meshData.userProperties = new Dictionary<string, string>();
XmlElement userPropsNode = (XmlElement)userPropsNodes[0];
foreach (XmlElement prop in userPropsNode.ChildNodes)
{
meshData.userProperties.Add(prop.Name, prop.InnerText);
}
}
}
//Parsear PortalRendering, si hay información
XmlNodeList portalRenderingNodes = root.GetElementsByTagName("portalRendering");
if (portalRenderingNodes != null && portalRenderingNodes.Count == 1)
{
XmlElement portalRenderingNode = (XmlElement)portalRenderingNodes[0];
TgcPortalRenderingParser portalParser = new TgcPortalRenderingParser();
tgcSceneData.portalData = portalParser.parseFromXmlNode(portalRenderingNode);
}
return tgcSceneData;
}
/// <summary>
/// Crea un mesh sin texturas, solo con VertexColors
/// </summary>
/// <param name="meshData"></param>
private TgcMesh crearMeshSoloColor(TgcMeshData meshData)
{
//Crear Mesh
Mesh mesh = new Mesh(meshData.coordinatesIndices.Length / 3, meshData.coordinatesIndices.Length, MeshFlags.Managed, VertexColorVertexElements, 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++)
{
VertexColorVertex v = new VertexColorVertex();
//vertices
int 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
{
int normalIdx = j * 3;
v.Normal = new Vector3(
meshData.verticesNormals[normalIdx],
meshData.verticesNormals[normalIdx + 1],
meshData.verticesNormals[normalIdx + 2]
);
}
//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 i = 0; i < indices.Length; i++)
{
indices[i] = (short)i;
}
ib.SetData(indices, 0, LockFlags.None);
}
//Crear mesh de TGC
TgcMesh tgcMesh = meshFactory.createNewMesh(mesh, meshData.name, TgcMesh.MeshRenderType.VERTEX_COLOR);
return(tgcMesh);
}
/// <summary>
/// Crea un mesh con uno o varios DiffuseMap
/// </summary>
/// <returns></returns>
private TgcMesh crearMeshDiffuseMap(TgcSceneLoaderMaterialAux[] materialsArray, TgcMeshData 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]
);
//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
{
int normalIdx = j * 3;
v.Normal = new Vector3(
meshData.verticesNormals[normalIdx],
meshData.verticesNormals[normalIdx + 1],
meshData.verticesNormals[normalIdx + 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
TgcSceneLoaderMaterialAux matAux = materialsArray[meshData.materialId];
Material[] meshMaterials;
TgcTexture[] meshTextures;
if (matAux.subMaterials == null)
{
meshMaterials = new Material[] { matAux.materialId };
meshTextures = new TgcTexture[] { TgcTexture.createTexture(device, matAux.textureFileName, matAux.texturePath) };
}
//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] = TgcTexture.createTexture(device, matAux.subMaterials[m].textureFileName, matAux.subMaterials[m].texturePath);
}
}
//Crear mesh de TGC
TgcMesh tgcMesh = meshFactory.createNewMesh(mesh, meshData.name, TgcMesh.MeshRenderType.DIFFUSE_MAP);
tgcMesh.Materials = meshMaterials;
tgcMesh.DiffuseMaps = meshTextures;
return(tgcMesh);
}
/// <summary>
/// Carga la escena a partir de un objeto TgcSceneData ya parseado
/// </summary>
/// <param name="sceneData">Objeto con datos de la escena ya parseados</param>
/// <param name="mediaPath">Path a partir del cual hay que buscar los recursos de escena (Texturas, LightMaps, etc.)</param>
/// <returns></returns>
public TgcScene loadScene(TgcSceneData sceneData, string mediaPath)
{
TgcScene tgcScene = new TgcScene(sceneData.name, null);
//Cargar Texturas
TgcSceneLoaderMaterialAux[] materialsArray = new TgcSceneLoaderMaterialAux[sceneData.materialsData.Length];
for (int i = 0; i < sceneData.materialsData.Length; i++)
{
TgcMaterialData materialData = sceneData.materialsData[i];
string texturesPath = mediaPath + sceneData.texturesDir + "\\";
//Crear StandardMaterial
if (materialData.type.Equals(TgcMaterialData.StandardMaterial))
{
materialsArray[i] = createTextureAndMaterial(materialData, texturesPath);
}
//Crear MultiMaterial
else if (materialData.type.Equals(TgcMaterialData.MultiMaterial))
{
TgcSceneLoaderMaterialAux matAux = new TgcSceneLoaderMaterialAux();
materialsArray[i] = matAux;
matAux.subMaterials = new TgcSceneLoaderMaterialAux[materialData.subMaterials.Length];
for (int j = 0; j < materialData.subMaterials.Length; j++)
{
matAux.subMaterials[j] = createTextureAndMaterial(materialData.subMaterials[j], texturesPath);
}
}
}
//Cargar Meshes
for (int i = 0; i < sceneData.meshesData.Length; i++)
{
TgcMeshData meshData = sceneData.meshesData[i];
TgcMesh tgcMesh = null;
//Crear malla original
if (meshData.instanceType.Equals(TgcMeshData.ORIGINAL))
{
//Crear mesh que no tiene Material, con un color simple
if (meshData.materialId == -1)
{
tgcMesh = crearMeshSoloColor(meshData);
}
//Para los que si tienen Material
else
{
//Crear MeshFormat que soporte LightMaps
if (meshData.lightmapEnabled)
{
tgcMesh = crearMeshDiffuseMapLightmap(sceneData, mediaPath, materialsArray, meshData);
}
//Formato de Mesh con Textura pero sin Lightmap
else
{
tgcMesh = crearMeshDiffuseMap(materialsArray, meshData);
}
}
}
//Crear malla instancia
else if (meshData.instanceType.Equals(TgcMeshData.INSTANCE))
{
tgcMesh = crearMeshInstance(meshData, tgcScene.Meshes);
}
//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),
tgcMesh.Position,
tgcMesh.Scale
);
}
else
{
tgcMesh.createBoundingBox();
}
//Cargar layer
tgcMesh.Layer = meshData.layerName;
//Cargar AlphaBlending
tgcMesh.AlphaBlendEnable = meshData.alphaBlending;
//agregar mesh a escena
tgcMesh.Enabled = true;
tgcScene.Meshes.Add(tgcMesh);
//Cargar userProperties, si hay
tgcMesh.UserProperties = meshData.userProperties;
}
//BoundingBox del escenario, utilizar el que viene del XML o crearlo nosotros
if (sceneData.pMin != null && sceneData.pMax != null)
{
tgcScene.BoundingBox = new TgcBoundingBox(
new Vector3(sceneData.pMin[0], sceneData.pMin[1], sceneData.pMin[2]),
new Vector3(sceneData.pMax[0], sceneData.pMax[1], sceneData.pMax[2])
);
}
else
{
List <TgcBoundingBox> boundingBoxes = new List <TgcBoundingBox>();
foreach (TgcMesh mesh in tgcScene.Meshes)
{
boundingBoxes.Add(mesh.BoundingBox);
}
tgcScene.BoundingBox = TgcBoundingBox.computeFromBoundingBoxes(boundingBoxes);
}
//Cargar parte de PortalRendering, solo hay información
if (sceneData.portalData != null)
{
TgcPortalRenderingLoader portalLoader = new TgcPortalRenderingLoader();
tgcScene.PortalRendering = portalLoader.loadFromData(tgcScene, sceneData.portalData);
}
return(tgcScene);
}
