/// <summary>
/// Remove any GL resource we may still have in use
/// </summary>
public override void Dispose()
{
if (Faces != null)
{
foreach (Face f in Faces)
{
if (f.UserData != null && f.UserData is FaceData)
{
FaceData data = (FaceData)f.UserData;
data.Dispose();
data = null;
}
}
Faces = null;
}
base.Dispose();
}
/// <summary>
/// Render Primitive
/// </summary>
/// <param name="pass">Which pass are we currently in</param>
/// <param name="pickingID">ID used to identify which object was picked</param>
/// <param name="scene">Main scene renderer</param>
/// <param name="time">Time it took to render the last frame</param>
public override void Render(RenderPass pass, int pickingID, SceneWindow scene, float time)
{
if (!RenderSettings.AvatarRenderingEnabled && Attached) return;
// Individual prim matrix
GL.PushMatrix();
// Prim roation and position and scale
GL.MultMatrix(Math3D.CreateSRTMatrix(Prim.Scale, RenderRotation, RenderPosition));
// Do we have animated texture on this face
bool animatedTexture = false;
// Initialise flags tracking what type of faces this prim has
if (pass == RenderPass.Simple)
{
HasSimpleFaces = false;
}
else if (pass == RenderPass.Alpha)
{
HasAlphaFaces = false;
}
else if (pass == RenderPass.Invisible)
{
HasInvisibleFaces = false;
}
// Draw the prim faces
for (int j = 0; j < Faces.Count; j++)
{
Primitive.TextureEntryFace teFace = Prim.Textures.GetFace((uint)j);
Face face = Faces[j];
FaceData data = (FaceData)face.UserData;
if (data == null)
continue;
if (teFace == null)
continue;
// Don't render transparent faces
Color4 RGBA = teFace.RGBA;
if (data.TextureInfo.FullAlpha || RGBA.A <= 0.01f) continue;
bool switchedLightsOff = false;
if (pass == RenderPass.Picking)
{
data.PickingID = pickingID;
var primNrBytes = Utils.UInt16ToBytes((ushort)pickingID);
var faceColor = new byte[] { primNrBytes[0], primNrBytes[1], (byte)j, 255 };
GL.Color4(faceColor);
}
else if (pass == RenderPass.Invisible)
{
if (!data.TextureInfo.IsInvisible) continue;
HasInvisibleFaces = true;
}
else
{
if (data.TextureInfo.IsInvisible) continue;
bool belongToAlphaPass = (RGBA.A < 0.99f) || (data.TextureInfo.HasAlpha && !data.TextureInfo.IsMask);
if (belongToAlphaPass && pass != RenderPass.Alpha) continue;
if (!belongToAlphaPass && pass == RenderPass.Alpha) continue;
if (pass == RenderPass.Simple)
{
HasSimpleFaces = true;
}
else if (pass == RenderPass.Alpha)
{
HasAlphaFaces = true;
}
if (teFace.Fullbright)
{
GL.Disable(EnableCap.Lighting);
switchedLightsOff = true;
}
float shiny = 0f;
switch (teFace.Shiny)
{
case Shininess.High:
shiny = 0.96f;
break;
case Shininess.Medium:
shiny = 0.64f;
break;
case Shininess.Low:
shiny = 0.24f;
break;
}
if (shiny > 0f)
{
scene.StartShiny();
}
GL.Material(MaterialFace.Front, MaterialParameter.Shininess, shiny);
var faceColor = new float[] { RGBA.R, RGBA.G, RGBA.B, RGBA.A };
GL.Color4(faceColor);
GL.Material(MaterialFace.Front, MaterialParameter.Specular, new float[] { 0.5f, 0.5f, 0.5f, 1f });
if (data.TextureInfo.TexturePointer == 0)
{
TextureInfo teInfo;
if (scene.TryGetTextureInfo(teFace.TextureID, out teInfo))
{
data.TextureInfo = teInfo;
}
}
if (data.TextureInfo.TexturePointer == 0)
{
GL.Disable(EnableCap.Texture2D);
if (!data.TextureInfo.FetchFailed)
{
scene.DownloadTexture(new TextureLoadItem()
{
Prim = this.Prim,
TeFace = teFace,
Data = data
}, false);
}
}
else
{
// Is this face using texture animation
if ((Prim.TextureAnim.Flags & Primitive.TextureAnimMode.ANIM_ON) != 0
&& (Prim.TextureAnim.Face == j || Prim.TextureAnim.Face == 255))
{
if (data.AnimInfo == null)
{
data.AnimInfo = new TextureAnimationInfo();
}
data.AnimInfo.PrimAnimInfo = Prim.TextureAnim;
data.AnimInfo.Step(time);
animatedTexture = true;
}
else if (data.AnimInfo != null) // Face texture not animated. Do we have previous anim setting?
{
data.AnimInfo = null;
}
GL.Enable(EnableCap.Texture2D);
GL.BindTexture(TextureTarget.Texture2D, data.TextureInfo.TexturePointer);
}
}
if (!RenderSettings.UseVBO || data.VBOFailed)
{
Vertex[] verts = face.Vertices.ToArray();
ushort[] indices = face.Indices.ToArray();
unsafe
{
fixed (float* normalPtr = &verts[0].Normal.X)
fixed (float* texPtr = &verts[0].TexCoord.X)
{
GL.NormalPointer(NormalPointerType.Float, FaceData.VertexSize, (IntPtr)normalPtr);
GL.TexCoordPointer(2, TexCoordPointerType.Float, FaceData.VertexSize, (IntPtr)texPtr);
GL.VertexPointer(3, VertexPointerType.Float, FaceData.VertexSize, verts);
GL.DrawElements(BeginMode.Triangles, indices.Length, DrawElementsType.UnsignedShort, indices);
}
}
}
else
{
if (data.CheckVBO(face))
{
Compat.BindBuffer(BufferTarget.ArrayBuffer, data.VertexVBO);
Compat.BindBuffer(BufferTarget.ElementArrayBuffer, data.IndexVBO);
GL.NormalPointer(NormalPointerType.Float, FaceData.VertexSize, (IntPtr)12);
GL.TexCoordPointer(2, TexCoordPointerType.Float, FaceData.VertexSize, (IntPtr)(24));
GL.VertexPointer(3, VertexPointerType.Float, FaceData.VertexSize, (IntPtr)(0));
GL.DrawElements(BeginMode.Triangles, face.Indices.Count, DrawElementsType.UnsignedShort, IntPtr.Zero);
}
Compat.BindBuffer(BufferTarget.ArrayBuffer, 0);
Compat.BindBuffer(BufferTarget.ElementArrayBuffer, 0);
}
if (switchedLightsOff)
{
GL.Enable(EnableCap.Lighting);
switchedLightsOff = false;
}
}
GL.BindTexture(TextureTarget.Texture2D, 0);
RHelp.ResetMaterial();
// Reset texture coordinates if we modified them in texture animation
if (animatedTexture)
{
GL.MatrixMode(MatrixMode.Texture);
GL.LoadIdentity();
GL.MatrixMode(MatrixMode.Modelview);
}
// Pop the prim matrix
GL.PopMatrix();
base.Render(pass, pickingID, scene, time);
}
private void UpdatePrimBlocking(Primitive prim)
{
FacetedMesh mesh = null;
FacetedMesh existingMesh = null;
lock (Prims)
{
if (Prims.ContainsKey(prim.LocalID))
{
existingMesh = Prims[prim.LocalID];
}
}
if (prim.Textures == null)
{
return;
}
try
{
if (prim.Sculpt != null && prim.Sculpt.SculptTexture != UUID.Zero)
{
if (prim.Sculpt.Type != SculptType.Mesh)
{ // Regular sculptie
Image img = null;
if (!LoadTexture(prim.Sculpt.SculptTexture, ref img, true))
{
return;
}
mesh = renderer.GenerateFacetedSculptMesh(prim, (Bitmap)img, DetailLevel.Highest);
}
else
{ // Mesh
AutoResetEvent gotMesh = new AutoResetEvent(false);
bool meshSuccess = false;
Client.Assets.RequestMesh(prim.Sculpt.SculptTexture, (success, meshAsset) =>
{
if (!success || !FacetedMesh.TryDecodeFromAsset(prim, meshAsset, DetailLevel.Highest, out mesh))
{
Logger.Log("Failed to fetch or decode the mesh asset", Helpers.LogLevel.Warning, Client);
}
else
{
meshSuccess = true;
}
gotMesh.Set();
});
if (!gotMesh.WaitOne(20 * 1000, false))
{
return;
}
if (!meshSuccess)
{
return;
}
}
}
else
{
mesh = renderer.GenerateFacetedMesh(prim, DetailLevel.Highest);
}
}
catch
{
return;
}
// Create a FaceData struct for each face that stores the 3D data
// in a OpenGL friendly format
for (int j = 0; j < mesh.Faces.Count; j++)
{
Face face = mesh.Faces[j];
FaceData data = new FaceData();
// Vertices for this face
data.Vertices = new float[face.Vertices.Count * 3];
data.Normals = new float[face.Vertices.Count * 3];
for (int k = 0; k < face.Vertices.Count; k++)
{
data.Vertices[k * 3 + 0] = face.Vertices[k].Position.X;
data.Vertices[k * 3 + 1] = face.Vertices[k].Position.Y;
data.Vertices[k * 3 + 2] = face.Vertices[k].Position.Z;
data.Normals[k * 3 + 0] = face.Vertices[k].Normal.X;
data.Normals[k * 3 + 1] = face.Vertices[k].Normal.Y;
data.Normals[k * 3 + 2] = face.Vertices[k].Normal.Z;
}
// Indices for this face
data.Indices = face.Indices.ToArray();
// Texture transform for this face
Primitive.TextureEntryFace teFace = prim.Textures.GetFace((uint)j);
renderer.TransformTexCoords(face.Vertices, face.Center, teFace, prim.Scale);
// Texcoords for this face
data.TexCoords = new float[face.Vertices.Count * 2];
for (int k = 0; k < face.Vertices.Count; k++)
{
data.TexCoords[k * 2 + 0] = face.Vertices[k].TexCoord.X;
data.TexCoords[k * 2 + 1] = face.Vertices[k].TexCoord.Y;
}
// Set the UserData for this face to our FaceData struct
face.UserData = data;
mesh.Faces[j] = face;
if (existingMesh != null &&
j < existingMesh.Faces.Count &&
existingMesh.Faces[j].TextureFace.TextureID == teFace.TextureID &&
((FaceData)existingMesh.Faces[j].UserData).TextureInfo.TexturePointer != 0
)
{
FaceData existingData = (FaceData)existingMesh.Faces[j].UserData;
data.TextureInfo.TexturePointer = existingData.TextureInfo.TexturePointer;
}
else
{
var textureItem = new TextureLoadItem()
{
Data = data,
Prim = prim,
TeFace = teFace
};
PendingTextures.Enqueue(textureItem);
}
}
lock (Prims)
{
Prims[prim.LocalID] = mesh;
}
SafeInvalidate();
}
private void RenderObjects(RenderPass pass)
{
lock (Prims)
{
int primNr = 0;
foreach (FacetedMesh mesh in Prims.Values)
{
primNr++;
Primitive prim = mesh.Prim;
// Individual prim matrix
GL.PushMatrix();
if (prim.ParentID == RootPrimLocalID)
{
FacetedMesh parent = null;
if (Prims.TryGetValue(prim.ParentID, out parent))
{
// Apply prim translation and rotation relative to the root prim
GL.MultMatrix(Math3D.CreateRotationMatrix(parent.Prim.Rotation));
//GL.MultMatrixf(Math3D.CreateTranslationMatrix(parent.Prim.Position));
}
// Prim roation relative to root
GL.MultMatrix(Math3D.CreateTranslationMatrix(prim.Position));
}
// Prim roation
GL.MultMatrix(Math3D.CreateRotationMatrix(prim.Rotation));
// Prim scaling
GL.Scale(prim.Scale.X, prim.Scale.Y, prim.Scale.Z);
// Draw the prim faces
for (int j = 0; j < mesh.Faces.Count; j++)
{
Primitive.TextureEntryFace teFace = mesh.Prim.Textures.FaceTextures[j];
Face face = mesh.Faces[j];
FaceData data = (FaceData)face.UserData;
if (teFace == null)
{
teFace = mesh.Prim.Textures.DefaultTexture;
}
if (pass == RenderPass.Picking)
{
data.PickingID = primNr;
var primNrBytes = Utils.Int16ToBytes((short)primNr);
var faceColor = new byte[] { primNrBytes[0], primNrBytes[1], (byte)j, 255 };
GL.Color4(faceColor);
}
else
{
bool belongToAlphaPass = (teFace.RGBA.A < 0.99) || data.TextureInfo.HasAlpha;
if (belongToAlphaPass && pass != RenderPass.Alpha)
{
continue;
}
if (!belongToAlphaPass && pass == RenderPass.Alpha)
{
continue;
}
// Don't render transparent faces
if (teFace.RGBA.A <= 0.01f)
{
continue;
}
switch (teFace.Shiny)
{
case Shininess.High:
GL.Material(MaterialFace.Front, MaterialParameter.Shininess, 94f);
break;
case Shininess.Medium:
GL.Material(MaterialFace.Front, MaterialParameter.Shininess, 64f);
break;
case Shininess.Low:
GL.Material(MaterialFace.Front, MaterialParameter.Shininess, 24f);
break;
case Shininess.None:
default:
GL.Material(MaterialFace.Front, MaterialParameter.Shininess, 0f);
break;
}
var faceColor = new float[] { teFace.RGBA.R, teFace.RGBA.G, teFace.RGBA.B, teFace.RGBA.A };
GL.Color4(faceColor);
GL.Material(MaterialFace.Front, MaterialParameter.AmbientAndDiffuse, faceColor);
GL.Material(MaterialFace.Front, MaterialParameter.Specular, faceColor);
if (data.TextureInfo.TexturePointer != 0)
{
GL.Enable(EnableCap.Texture2D);
}
else
{
GL.Disable(EnableCap.Texture2D);
}
// Bind the texture
GL.BindTexture(TextureTarget.Texture2D, data.TextureInfo.TexturePointer);
}
GL.TexCoordPointer(2, TexCoordPointerType.Float, 0, data.TexCoords);
GL.VertexPointer(3, VertexPointerType.Float, 0, data.Vertices);
GL.NormalPointer(NormalPointerType.Float, 0, data.Normals);
GL.DrawElements(BeginMode.Triangles, data.Indices.Length, DrawElementsType.UnsignedShort, data.Indices);
}
// Pop the prim matrix
GL.PopMatrix();
}
}
}
