public MeshInfo()
{
handle = new EntityHandleUUID();
vertexs = new List <OMVR.Vertex>();
indices = new List <int>();
scale = OMV.Vector3.One;
faceCenter = OMV.Vector3.Zero;
}
// IEqualityComparer.GetHashCode
public override int GetHashCode(EntityHandle obj)
{
int ret = 0;
EntityHandleUUID objU = obj as EntityHandleUUID;
if (objU != null)
{
ret = objU._uuid.GetHashCode();
}
return(ret);
}
// IEqualityComparer.Equals
public override bool Equals(EntityHandle x, EntityHandle y)
{
bool ret = false;
EntityHandleUUID xU = x as EntityHandleUUID;
EntityHandleUUID yU = y as EntityHandleUUID;
if (xU != null && yU != null)
{
ret = xU._uuid.CompareTo(yU._uuid) == 0;
}
return(ret);
}
// Create a new MeshInfo with a copy of what is in another MeshInfo.
// Note that we need to do a deep'ish copy since the values of the
// vertices may be modified in the copy.
// OMVR.Vertex and OMV.Vextor3 are structs so they are copied.
public MeshInfo(MeshInfo other)
{
handle = new EntityHandleUUID();
vertexs = other.vertexs.ConvertAll(v => {
OMVR.Vertex newV = new OMVR.Vertex();
newV.Position = v.Position;
newV.Normal = v.Normal;
newV.TexCoord = v.TexCoord;
return(newV);
});
// vertexs = new List<OMVR.Vertex>(other.vertexs);
indices = new List <int>(other.indices);
scale = new OMV.Vector3(other.scale);
faceCenter = new OMV.Vector3(other.faceCenter);
}
// IComparable
public override int CompareTo(object obj)
{
int ret = 0;
EntityHandleUUID other = obj as EntityHandleUUID;
if (other == null)
{
throw new ArgumentException("CompareTo in EntityHandle: other type not EntityHandle");
}
if (this._uuid != other._uuid)
{
string thisOne = this._uuid.ToString();
string otherOne = this._uuid.ToString();
ret = thisOne.CompareTo(otherOne);
}
return(ret);
}
public MaterialInfo(OMVR.Face face, OMV.Primitive.TextureEntryFace defaultTexture)
{
handle = new EntityHandleUUID();
faceTexture = face.TextureFace;
if (faceTexture == null)
{
faceTexture = defaultTexture;
}
textureID = faceTexture.TextureID;
if (faceTexture.RGBA.A != 1f)
{
fullAlpha = true;
}
RGBA = faceTexture.RGBA;
bump = faceTexture.Bump;
glow = faceTexture.Glow;
shiny = faceTexture.Shiny;
twoSided = ConvOAR.Globals.parms.P <bool>("DoubleSided");
}
private Promise <DisplayableRenderable> MeshFromPrimSculptData(SceneObjectGroup sog, SceneObjectPart sop,
OMV.Primitive prim, IAssetFetcher assetFetcher, OMVR.DetailLevel lod)
{
return(new Promise <DisplayableRenderable>((resolve, reject) => {
// Get the asset that the sculpty is built on
EntityHandleUUID texHandle = new EntityHandleUUID(prim.Sculpt.SculptTexture);
assetFetcher.FetchTexture(texHandle)
.Then((bm) => {
OMVR.FacetedMesh fMesh = _mesher.GenerateFacetedSculptMesh(prim, bm.Image.ExportBitmap(), lod);
DisplayableRenderable dr =
ConvertFacetedMeshToDisplayable(assetFetcher, fMesh, prim.Textures.DefaultTexture, prim.Scale);
BHash drHash = dr.GetBHash();
DisplayableRenderable realDR = assetFetcher.GetRenderable(drHash, () => { return dr; });
BConverterOS.LogBProgress("{0} MeshFromPrimSculptData. numFaces={1}, numGenedMeshed={2}",
_logHeader, fMesh.Faces.Count, ((RenderableMeshGroup)realDR).meshes.Count);
resolve(realDR);
}, (e) => {
ConvOAR.Globals.log.ErrorFormat("{0} MeshFromPrimSculptData: Rejected FetchTexture: {1}: {2}", _logHeader, texHandle, e);
reject(null);
});
}));
}
private Promise <DisplayableRenderable> MeshFromPrimMeshData(SceneObjectGroup sog, SceneObjectPart sop,
OMV.Primitive prim, IAssetFetcher assetFetcher, OMVR.DetailLevel lod)
{
EntityHandleUUID meshHandle = new EntityHandleUUID(prim.Sculpt.SculptTexture);
return(new Promise <DisplayableRenderable>((resolve, reject) => {
assetFetcher.FetchRawAsset(meshHandle)
.Then(meshBytes => {
// OMVA.AssetMesh meshAsset = new OMVA.AssetMesh(prim.ID, meshBytes);
// if (OMVR.FacetedMesh.TryDecodeFromAsset(prim, meshAsset, lod, out fMesh)) {
OMVR.FacetedMesh fMesh = null;
try {
fMesh = _mesher.GenerateFacetedMeshMesh(prim, meshBytes);
}
catch (Exception e) {
ConvOAR.Globals.log.ErrorFormat("{0} Exception in GenerateFacetedMeshMesh: {1}", _logHeader, e);
}
if (fMesh != null)
{
DisplayableRenderable dr = ConvertFacetedMeshToDisplayable(assetFetcher, fMesh, prim.Textures.DefaultTexture, prim.Scale);
// Don't know the hash of the DisplayableRenderable until after it has been created.
// Now use the hash to see if this has already been done.
// If this DisplayableRenderable has already been built, use the other one and throw this away.
BHash drHash = dr.GetBHash();
DisplayableRenderable realDR = assetFetcher.GetRenderable(drHash, () => { return dr; });
resolve(realDR);
}
else
{
reject(new Exception("MeshFromPrimMeshData: could not decode mesh information from asset. ID="
+ prim.ID.ToString()));
}
}, e => {
ConvOAR.Globals.log.ErrorFormat("{0} MeshFromPrimMeshData: exception: {1}", _logHeader, e);
reject(e);
});
}));
}
// Create a mesh for the terrain of the current scene
public static BInstance CreateTerrainMesh(
Scene scene,
PrimToMesh assetMesher, IAssetFetcher assetFetcher)
{
ITerrainChannel terrainDef = scene.Heightmap;
int XSize = terrainDef.Width;
int YSize = terrainDef.Height;
float[,] heightMap = new float[XSize, YSize];
if (ConvOAR.Globals.parms.P <bool>("HalfRezTerrain"))
{
ConvOAR.Globals.log.DebugFormat("{0}: CreateTerrainMesh. creating half sized terrain sized <{1},{2}>", LogHeader, XSize / 2, YSize / 2);
// Half resolution mesh that approximates the heightmap
heightMap = new float[XSize / 2, YSize / 2];
for (int xx = 0; xx < XSize; xx += 2)
{
for (int yy = 0; yy < YSize; yy += 2)
{
float here = terrainDef.GetHeightAtXYZ(xx + 0, yy + 0, 26);
float ln = terrainDef.GetHeightAtXYZ(xx + 1, yy + 0, 26);
float ll = terrainDef.GetHeightAtXYZ(xx + 0, yy + 1, 26);
float lr = terrainDef.GetHeightAtXYZ(xx + 1, yy + 1, 26);
heightMap[xx / 2, yy / 2] = (here + ln + ll + lr) / 4;
}
}
}
else
{
ConvOAR.Globals.log.DebugFormat("{0}: CreateTerrainMesh. creating terrain sized <{1},{2}>", LogHeader, XSize / 2, YSize / 2);
for (int xx = 0; xx < XSize; xx++)
{
for (int yy = 0; yy < YSize; yy++)
{
heightMap[xx, yy] = terrainDef.GetHeightAtXYZ(xx, yy, 26);
}
}
}
// Number found in RegionSettings.cs as DEFAULT_TERRAIN_TEXTURE_3
OMV.UUID convoarID = new OMV.UUID(ConvOAR.Globals.parms.P <string>("ConvoarID"));
OMV.UUID defaultTextureID = new OMV.UUID("179cdabd-398a-9b6b-1391-4dc333ba321f");
OMV.Primitive.TextureEntryFace terrainFace = new OMV.Primitive.TextureEntryFace(null);
terrainFace.TextureID = defaultTextureID;
EntityHandleUUID terrainTextureHandle = new EntityHandleUUID();
MaterialInfo terrainMaterialInfo = new MaterialInfo(terrainFace);
if (ConvOAR.Globals.parms.P <bool>("CreateTerrainSplat"))
{
// Use the OpenSim maptile generator to create a texture for the terrain
var terrainRenderer = new TexturedMapTileRenderer();
Nini.Config.IConfigSource config = new Nini.Config.IniConfigSource();
terrainRenderer.Initialise(scene, config);
var mapbmp = new Bitmap(terrainDef.Width, terrainDef.Height,
System.Drawing.Imaging.PixelFormat.Format24bppRgb);
terrainRenderer.TerrainToBitmap(mapbmp);
// Place the newly created image into the Displayable caches
ImageInfo terrainImageInfo = new ImageInfo();
terrainImageInfo.handle = terrainTextureHandle;
terrainImageInfo.image = mapbmp;
terrainImageInfo.resizable = false; // terrain image resolution is not reduced
assetFetcher.Images.Add(new BHashULong(terrainTextureHandle.GetHashCode()), terrainTextureHandle, terrainImageInfo);
// Store the new image into the asset system so it can be read later.
assetFetcher.StoreTextureImage(terrainTextureHandle, scene.Name + " Terrain", convoarID, mapbmp);
// Link this image to the material
terrainFace.TextureID = terrainTextureHandle.GetUUID();
}
else
{
// Use the default texture code for terrain
terrainTextureHandle = new EntityHandleUUID(defaultTextureID);
BHash terrainHash = new BHashULong(defaultTextureID.GetHashCode());
assetFetcher.GetImageInfo(terrainHash, () => {
ImageInfo terrainImageInfo = new ImageInfo();
terrainImageInfo.handle = terrainTextureHandle;
assetFetcher.FetchTextureAsImage(terrainTextureHandle)
.Then(img => {
terrainImageInfo.image = img;
});
return(terrainImageInfo);
});
}
// The above has created a MaterialInfo for the terrain texture
ConvOAR.Globals.log.DebugFormat("{0}: CreateTerrainMesh. calling MeshFromHeightMap", LogHeader);
DisplayableRenderable terrainDisplayable = assetMesher.MeshFromHeightMap(heightMap,
terrainDef.Width, terrainDef.Height, assetFetcher, terrainFace);
BInstance terrainInstance = new BInstance();
Displayable terrainDisp = new Displayable(terrainDisplayable);
terrainDisp.name = "Terrain";
terrainDisp.baseUUID = OMV.UUID.Random();
terrainInstance.Representation = terrainDisp;
return(terrainInstance);
}
private RenderableMesh ConvertFaceToRenderableMesh(OMVR.Face face, IAssetFetcher assetFetcher,
OMV.Primitive.TextureEntryFace defaultTexture, OMV.Vector3 primScale)
{
RenderableMesh rmesh = new RenderableMesh();
rmesh.num = face.ID;
// Copy one face's mesh imformation from the FacetedMesh into a MeshInfo
MeshInfo meshInfo = new MeshInfo {
vertexs = new List <OMVR.Vertex>(face.Vertices),
indices = face.Indices.ConvertAll(ii => (int)ii),
faceCenter = face.Center,
scale = primScale
};
BConverterOS.LogBProgress("{0} ConvertFaceToRenderableMesh: faceId={1}, numVert={2}, numInd={3}",
_logHeader, face.ID, meshInfo.vertexs.Count, meshInfo.indices.Count);
if (!ConvOAR.Globals.parms.P <bool>("DisplayTimeScaling"))
{
if (ScaleMeshes(meshInfo, primScale))
{
BConverterOS.LogBProgress("{0} ConvertFaceToRenderableMesh: scaled mesh to {1}",
_logHeader, primScale);
}
meshInfo.scale = OMV.Vector3.One;
}
// Find or create the MaterialInfo for this face.
MaterialInfo matInfo = new MaterialInfo(face, defaultTexture);
if (matInfo.textureID != null &&
matInfo.textureID != OMV.UUID.Zero &&
matInfo.textureID != OMV.Primitive.TextureEntry.WHITE_TEXTURE)
{
// Textures/images use the UUID from OpenSim and the hash is just the hash of the UUID
EntityHandleUUID textureHandle = new EntityHandleUUID((OMV.UUID)matInfo.textureID);
BHash textureHash = new BHashULong(textureHandle.GetUUID().GetHashCode());
ImageInfo lookupImageInfo = assetFetcher.GetImageInfo(textureHash, () => {
// The image is not in the cache yet so create an ImageInfo entry for it
// Note that image gets the same UUID as the OpenSim texture
ImageInfo imageInfo = new ImageInfo(textureHandle);
assetFetcher.FetchTextureAsImage(textureHandle)
.Then(img => {
imageInfo.SetImage(img);
})
.Catch(e => {
// Failure getting the image
ConvOAR.Globals.log.ErrorFormat("{0} Failure fetching texture. id={1}. {2}",
_logHeader, matInfo.textureID, e);
// Create a simple, single color image to fill in for the missing image
var fillInImage = new Bitmap(32, 32, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
Color theColor = Color.FromArgb(128, 202, 213, 170); // 0x80CAB5AA
for (int xx = 0; xx < 32; xx++)
{
for (int yy = 0; yy < 32; yy++)
{
fillInImage.SetPixel(xx, yy, theColor);
}
}
imageInfo.SetImage(fillInImage);
});
imageInfo.imageIdentifier = (OMV.UUID)matInfo.textureID;
BConverterOS.LogBProgress("{0} ConvertFaceToRenderableMesh: create ImageInfo. hash={1}, id={2}",
_logHeader, textureHash, imageInfo.handle);
return(imageInfo);
});
matInfo.image = lookupImageInfo;
// Update the UV information for the texture mapping
BConverterOS.LogBProgress("{0} ConvertFaceToRenderableMesh: Converting tex coords using {1} texture",
_logHeader, face.TextureFace == null ? "default" : "face");
_mesher.TransformTexCoords(meshInfo.vertexs, meshInfo.faceCenter,
face.TextureFace == null ? defaultTexture : face.TextureFace, primScale);
}
// See that the material is in the cache
MaterialInfo lookupMatInfo = assetFetcher.GetMaterialInfo(matInfo.GetBHash(), () => { return(matInfo); });
rmesh.material = lookupMatInfo;
// See that the mesh is in the cache
MeshInfo lookupMeshInfo = assetFetcher.GetMeshInfo(meshInfo.GetBHash(true), () => { return(meshInfo); });
rmesh.mesh = lookupMeshInfo;
if (lookupMeshInfo.indices.Count == 0) // DEBUG DEBUG
{
ConvOAR.Globals.log.ErrorFormat("{0} indices count of zero. rmesh={1}", _logHeader, rmesh.ToString());
} // DEBUG DEBUG
BConverterOS.LogBProgress("{0} ConvertFaceToRenderableMesh: rmesh.mesh={1}, rmesh.material={2}",
_logHeader, rmesh.mesh, rmesh.material);
return(rmesh);
}