public void Build(CommandList commandList, LightSpot lightSpot)
{
int[] indices;
if (lightSpot.ProjectiveTexture != null) // If no projection texture has been supplied, we render the regular cone:
{
indices = BuildRectangleIndexBuffer();
vertexBuffer = Buffer.Vertex.New(graphicsDevice, new VertexPositionNormalTexture[9], GraphicsResourceUsage.Dynamic);
RebuildRectangleVertexBuffer(commandList, lightSpot);
}
else // If a projection texture has been supplied, we render a rectangular frustum instead:
{
indices = BuildConeIndexBuffer();
vertexBuffer = Buffer.Vertex.New(graphicsDevice, new VertexPositionNormalTexture[4 * Tesselation + 1], GraphicsResourceUsage.Dynamic);
RebuildConeVertexBuffer(commandList, lightSpot);
}
MeshDraw = new MeshDraw
{
PrimitiveType = PrimitiveType.LineList,
DrawCount = indices.Length,
IndexBuffer = new IndexBufferBinding(Buffer.Index.New(graphicsDevice, indices), true, indices.Length),
VertexBuffers = new[] { new VertexBufferBinding(vertexBuffer, VertexPositionNormalTexture.Layout, vertexBuffer.ElementCount) },
};
}
public void Build(CommandList commandList, CameraParameters parameters)
{
var indices = new []
{
0, 1,
1, 2,
2, 3,
3, 0,
4, 5,
5, 6,
6, 7,
7, 4,
0, 4,
1, 5,
2, 6,
3, 7
};
vertexBuffer = Buffer.Vertex.New(graphicsDevice, new VertexPositionNormalTexture[8], GraphicsResourceUsage.Dynamic);
RebuildVertexBuffer(commandList, parameters);
MeshDraw = new MeshDraw
{
PrimitiveType = PrimitiveType.LineList,
DrawCount = indices.Length,
IndexBuffer = new IndexBufferBinding(Buffer.Index.New(graphicsDevice, indices), true, indices.Length),
VertexBuffers = new[] { new VertexBufferBinding(vertexBuffer, VertexPositionNormalTexture.Layout, vertexBuffer.ElementCount) },
};
}
public static unsafe Buffer SetDataFromStream(this Buffer buffer, CommandList commandList, Stream stream)
{
var pool = ArrayPool <byte> .Shared;
var chunk = pool.Rent(Math.Min(buffer.SizeInBytes, 0x10000));
try
{
fixed(byte *chunkPtr = chunk)
{
var offset = 0;
while (stream.CanRead)
{
var bytesRead = stream.Read(chunk, 0, chunk.Length);
if (bytesRead > 0)
{
var dp = new DataPointer(chunkPtr, bytesRead);
buffer.SetData(commandList, dp, offset);
offset += bytesRead;
}
}
}
}
finally
{
pool.Return(chunk);
}
return(buffer);
}
public static unsafe Buffer New <TData>(GraphicsDevice device, Spread <TData> fromData, BufferFlags bufferFlags, GraphicsResourceUsage usage) where TData : struct
{
var immutableArray = fromData._array;
var array = Unsafe.As <ImmutableArray <TData>, TData[]>(ref immutableArray);
return(Buffer.New(device, array, bufferFlags, usage));
}
private static unsafe bool getMeshOutputs(Xenko.Rendering.Mesh modelMesh, out List <Vector3> positions, out List <int> indicies)
{
if (modelMesh.Draw is StagedMeshDraw)
{
StagedMeshDraw smd = modelMesh.Draw as StagedMeshDraw;
object verts = smd.Verticies;
if (verts is VertexPositionNormalColor[])
{
VertexPositionNormalColor[] vpnc = verts as VertexPositionNormalColor[];
positions = new List <Vector3>(vpnc.Length);
for (int k = 0; k < vpnc.Length; k++)
{
positions[k] = vpnc[k].Position;
}
}
else if (verts is VertexPositionNormalTexture[])
{
VertexPositionNormalTexture[] vpnc = verts as VertexPositionNormalTexture[];
positions = new List <Vector3>(vpnc.Length);
for (int k = 0; k < vpnc.Length; k++)
{
positions[k] = vpnc[k].Position;
}
}
else if (verts is VertexPositionNormalTextureTangent[])
{
VertexPositionNormalTextureTangent[] vpnc = verts as VertexPositionNormalTextureTangent[];
positions = new List <Vector3>(vpnc.Length);
for (int k = 0; k < vpnc.Length; k++)
{
positions[k] = vpnc[k].Position;
}
}
else
{
positions = null;
indicies = null;
return(false);
}
// take care of indicies
indicies = new List <int>((int[])(object)smd.Indicies);
}
else
{
Xenko.Graphics.Buffer buf = modelMesh.Draw?.VertexBuffers[0].Buffer;
Xenko.Graphics.Buffer ibuf = modelMesh.Draw?.IndexBuffer.Buffer;
if (buf == null || buf.VertIndexData == null ||
ibuf == null || ibuf.VertIndexData == null)
{
positions = null;
indicies = null;
return(false);
}
if (ModelBatcher.UnpackRawVertData(buf.VertIndexData, modelMesh.Draw.VertexBuffers[0].Declaration,
out Vector3[] arraypositions, out Core.Mathematics.Vector3[] normals, out Core.Mathematics.Vector2[] uvs,
private static unsafe bool getMeshOutputs(Xenko.Rendering.Mesh modelMesh, out List <Vector3> positions, out List <int> indicies)
{
if (modelMesh.Draw is StagedMeshDraw)
{
StagedMeshDraw smd = modelMesh.Draw as StagedMeshDraw;
object verts = smd.Verticies;
if (verts is VertexPositionNormalColor[])
{
VertexPositionNormalColor[] vpnc = verts as VertexPositionNormalColor[];
positions = new List <Vector3>(vpnc.Length);
for (int k = 0; k < vpnc.Length; k++)
{
positions.Add(vpnc[k].Position);
}
}
else if (verts is VertexPositionNormalTexture[])
{
VertexPositionNormalTexture[] vpnc = verts as VertexPositionNormalTexture[];
positions = new List <Vector3>(vpnc.Length);
for (int k = 0; k < vpnc.Length; k++)
{
positions.Add(vpnc[k].Position);
}
}
else if (verts is VertexPositionNormalTextureTangent[])
{
VertexPositionNormalTextureTangent[] vpnc = verts as VertexPositionNormalTextureTangent[];
positions = new List <Vector3>(vpnc.Length);
for (int k = 0; k < vpnc.Length; k++)
{
positions.Add(vpnc[k].Position);
}
}
else
{
throw new ArgumentException("Couldn't get StageMeshDraw mesh, unknown vert type for " + modelMesh.Name);
}
// take care of indicies
indicies = new List <int>(smd.Indicies.Length);
for (int i = 0; i < smd.Indicies.Length; i++)
{
indicies.Add((int)smd.Indicies[i]);
}
}
else
{
Xenko.Graphics.Buffer buf = modelMesh.Draw?.VertexBuffers[0].Buffer;
Xenko.Graphics.Buffer ibuf = modelMesh.Draw?.IndexBuffer.Buffer;
if (buf == null || buf.VertIndexData == null ||
ibuf == null || ibuf.VertIndexData == null)
{
throw new ArgumentException("Couldn't get mesh for " + modelMesh.Name + ", buffer wasn't stored probably. Try Xenko.Graphics.Buffer.CaptureAllModelBuffers to true.");
}
if (ModelBatcher.UnpackRawVertData(buf.VertIndexData, modelMesh.Draw.VertexBuffers[0].Declaration,
out Vector3[] arraypositions, out Core.Mathematics.Vector3[] normals, out Core.Mathematics.Vector2[] uvs,
// public static unsafe void WriteToDisk(this Buffer buffer, string filepath)
// {
// }
// public static unsafe void WriteToDisk(this Buffer buffer, Stream stream)
// {
// buffer.GetData()
// var pool = ArrayPool<byte>.Shared;
// var chunk = pool.Rent(Math.Min(buffer.SizeInBytes, 0x10000));
// try
// {
// fixed (byte* chunkPtr = chunk)
// {
// var offset = 0;
// while (stream.CanRead)
// {
// var bytesRead = stream.Read(chunk, 0, chunk.Length);
// if (bytesRead > 0)
// {
// var dp = new DataPointer(chunkPtr, bytesRead);
// buffer.SetData(commandList, dp, offset);
// offset += bytesRead;
// }
// }
// }
// }
// finally
// {
// pool.Return(chunk);
// }
// }
//}
public static unsafe Buffer SetDataFromFile(this Buffer buffer, CommandList commandList, string filepath)
{
using (var stream = File.Open(filepath, FileMode.Open, FileAccess.Read, FileShare.Read))
{
buffer.SetDataFromStream(commandList, stream);
}
return(buffer);
}
/// <summary>
/// Copies the <paramref name="fromData"/> to the given <paramref name="buffer"/> on GPU memory.
/// </summary>
/// <typeparam name="TData">The type of the T data.</typeparam>
/// <param name="buffer">The <see cref="Buffer"/>.</param>
/// <param name="commandList">The <see cref="CommandList"/>.</param>
/// <param name="fromData">The data to copy from.</param>
/// <param name="offsetInBytes">The offset in bytes to write to.</param>
/// <exception cref="ArgumentException"></exception>
/// <remarks>
/// See the unmanaged documentation about Map/UnMap for usage and restrictions.
/// </remarks>
/// <returns>The GPU buffer.</returns>
public static unsafe Buffer SetData <TData>(this Buffer buffer, CommandList commandList, Spread <TData> fromData, int offsetInBytes = 0) where TData : struct
{
var immutableArray = fromData._array;
var array = Unsafe.As <ImmutableArray <TData>, TData[]>(ref immutableArray);
buffer.SetData(commandList, array, offsetInBytes);
return(buffer);
}
public static unsafe Buffer SetDataFromXenkoAssetURL(this Buffer buffer, CommandList commandList, Game game, string url)
{
using (var stream = game.Content.OpenAsStream(url, StreamFlags.None))
{
buffer.SetDataFromStream(commandList, stream);
}
return(buffer);
}
public static CommandList CopyResource(this CommandList commandList, Buffer sourceBuffer, Buffer targetBuffer)
{
var bufferS = (SharpDX.Direct3D11.Buffer)nativeDeviceChildFi.GetValue(sourceBuffer);
var bufferT = (SharpDX.Direct3D11.Buffer)nativeDeviceChildFi.GetValue(targetBuffer);
commandList.GetNativeDeviceContext().CopyResource(bufferS, bufferT);
return(commandList);
}
public static CommandList CopyStructureCount(this CommandList commandList, Buffer sourceBuffer, Buffer targetBuffer, int destinationAlignedByteOffset)
{
var buffer = (SharpDX.Direct3D11.Buffer)nativeDeviceChildFi.GetValue(targetBuffer);
var uav = (SharpDX.Direct3D11.UnorderedAccessView)unorderedAccessViewFi.GetValue(sourceBuffer);
commandList.GetNativeDeviceContext().CopyStructureCount(buffer, destinationAlignedByteOffset, uav);
return(commandList);
}
public void ReleaseBuffers(RenderDrawContext renderDrawContext)
{
// Release the temporary vertex buffer
if (VertexBuffer != null)
{
renderDrawContext.GraphicsContext.Allocator.ReleaseReference(VertexBuffer);
VertexBuffer = null;
}
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
/// </summary>
public override void Dispose()
{
if (VertexBuffer != null && !VertexBuffer.IsDisposed)
{
VertexBuffer.Dispose();
}
if (effect != null && !effect.IsDisposed)
{
effect.Dispose();
}
}
public static bool DisposeBufferBySpecs(Xenko.Graphics.Buffer buf, int count)
{
if (buf == null || buf.ElementCount != count)
{
if (buf != null)
{
buf.Dispose();
}
return(true);
}
return(false);
}
private bool NeedToRecreateBuffer(Xenko.Graphics.Buffer buf, int count)
{
if (buf == null || buf.ElementCount != count)
{
if (buf != null)
{
buf.Dispose();
}
return(true);
}
return(false);
}
public void UpdateTempStorage(VoxelStorageContext context)
{
storageUints = (tempStorageCounter + 31) / 32;
tempStorageCounter = 0;
var resolution = ClipMapResolution;
int fragments = (int)(resolution.X * resolution.Y * resolution.Z) * ClipMapCount;
if (VoxelUtils.DisposeBufferBySpecs(FragmentsBuffer, storageUints * fragments) && storageUints * fragments > 0)
{
FragmentsBuffer = Xenko.Graphics.Buffer.Typed.New(context.device, storageUints * fragments, PixelFormat.R32_UInt, true);
}
}
public void Build()
{
var indices = new int[2 * Tesselation * 3];
var vertices = new VertexPositionNormalTexture[(Tesselation + 1) * 3];
int indexCount = 0;
int vertexCount = 0;
// the two rings
for (int j = 0; j < 3; j++)
{
var rotation = Matrix.Identity;
if (j == 1)
{
rotation = Matrix.RotationX((float)Math.PI / 2);
}
else if (j == 2)
{
rotation = Matrix.RotationY((float)Math.PI / 2);
}
for (int i = 0; i <= Tesselation; i++)
{
var longitude = (float)(i * 2.0 * Math.PI / Tesselation);
var dx = (float)Math.Cos(longitude);
var dy = (float)Math.Sin(longitude);
var normal = new Vector3(dx, dy, 0);
Vector3.TransformNormal(ref normal, ref rotation, out normal);
if (i < Tesselation)
{
indices[indexCount++] = vertexCount;
indices[indexCount++] = vertexCount + 1;
}
vertices[vertexCount++] = new VertexPositionNormalTexture(normal, normal, new Vector2(0));
}
}
vertexBuffer = Buffer.Vertex.New(graphicsDevice, vertices);
MeshDraw = new MeshDraw
{
PrimitiveType = PrimitiveType.LineList,
DrawCount = indices.Length,
IndexBuffer = new IndexBufferBinding(Buffer.Index.New(graphicsDevice, indices), true, indices.Length),
VertexBuffers = new[] { new VertexBufferBinding(vertexBuffer, VertexPositionNormalTexture.Layout, vertexBuffer.ElementCount) },
};
}
/// <inheritdoc/>
protected override void InitializeCore()
{
base.InitializeCore();
RenderFeatures.CollectionChanged += RenderFeatures_CollectionChanged;
foreach (var renderFeature in RenderFeatures)
{
renderFeature.AttachRootRenderFeature(this);
renderFeature.Initialize(Context);
}
// Create an empty buffer to compensate for missing vertex streams
emptyBuffer = Buffer.Vertex.New(Context.GraphicsDevice, new Vector4[1]);
}
protected override void Destroy()
{
foreach (var renderFeature in RenderFeatures)
{
renderFeature.Dispose();
}
RenderFeatures.CollectionChanged -= RenderFeatures_CollectionChanged;
descriptorSets.Dispose();
emptyBuffer?.Dispose();
emptyBuffer = null;
base.Destroy();
}
public void Dispose()
{
performStage = null;
if (_vertexBuffer != null)
{
_vertexBuffer.Dispose();
}
if (_indexBuffer != null)
{
_indexBuffer.Dispose();
}
_vertexBuffer = null;
_indexBuffer = null;
}
private static byte[] GetDataSafe(this Buffer buffer, CommandList commandList = null)
{
var data = buffer.GetSerializationData();
if (data != null)
{
return(data.Content);
}
if (commandList == null)
{
throw new InvalidOperationException("Could not find underlying CPU buffer data and no command list was given to extract them from GPU");
}
return(buffer.GetData <byte>(commandList));
}
public override void Unload()
{
// Dispose GPU resources
lightClusters?.Dispose();
lightClusters = null;
lightIndicesBuffer?.Dispose();
lightIndicesBuffer = null;
pointLightsBuffer?.Dispose();
pointLightsBuffer = null;
spotLightsBuffer?.Dispose();
spotLightsBuffer = null;
base.Unload();
}
public void Dispose()
{
performStage = null;
if (_vertexBuffer != null)
{
StagedBufferTrashBin.Enqueue(_vertexBuffer);
}
if (_indexBuffer != null)
{
StagedBufferTrashBin.Enqueue(_indexBuffer);
}
_vertexBuffer = null;
_indexBuffer = null;
}
public void Build()
{
var indices = new int[12 * 2];
var vertices = new VertexPositionNormalTexture[8];
vertices[0] = new VertexPositionNormalTexture(new Vector3(-1, 1, -1), Vector3.UnitY, Vector2.Zero);
vertices[1] = new VertexPositionNormalTexture(new Vector3(-1, 1, 1), Vector3.UnitY, Vector2.Zero);
vertices[2] = new VertexPositionNormalTexture(new Vector3(1, 1, 1), Vector3.UnitY, Vector2.Zero);
vertices[3] = new VertexPositionNormalTexture(new Vector3(1, 1, -1), Vector3.UnitY, Vector2.Zero);
int indexOffset = 0;
// Top sides
for (int i = 0; i < 4; i++)
{
indices[indexOffset++] = i;
indices[indexOffset++] = (i + 1) % 4;
}
// Duplicate vertices and indices to bottom part
for (int i = 0; i < 4; i++)
{
vertices[i + 4] = vertices[i];
vertices[i + 4].Position.Y = -vertices[i + 4].Position.Y;
indices[indexOffset++] = indices[i * 2] + 4;
indices[indexOffset++] = indices[i * 2 + 1] + 4;
}
// Sides
for (int i = 0; i < 4; i++)
{
indices[indexOffset++] = i;
indices[indexOffset++] = i + 4;
}
vertexBuffer = Buffer.Vertex.New(graphicsDevice, vertices);
MeshDraw = new MeshDraw
{
PrimitiveType = PrimitiveType.LineList,
DrawCount = indices.Length,
IndexBuffer = new IndexBufferBinding(Buffer.Index.New(graphicsDevice, indices), true, indices.Length),
VertexBuffers = new[] { new VertexBufferBinding(vertexBuffer, VertexPositionNormalTexture.Layout, vertexBuffer.ElementCount) },
};
}
private void Init()
{
_tribuf = Buffer.New(GraphicsDevice, new[]
{
new Vector4(-0.5f, 0.5f, 0, 1),
new Vector4(0.5f, 0.5f, 0, 1),
new Vector4(0, -0.5f, 0, 1)
}, BufferFlags.VertexBuffer, GraphicsResourceUsage.Immutable);
simpleEffect = new EffectInstance(new Effect(GraphicsDevice, SpriteEffect.Bytecode));
simpleEffect.Parameters.Set(SpriteBaseKeys.MatrixTransform, Matrix.Identity);
simpleEffect.UpdateEffect(GraphicsDevice);
pipelineState = new MutablePipelineState(GraphicsDevice);
pipelineState.State.SetDefaults();
pipelineState.State.InputElements = VertexDeclaration.CreateInputElements();
pipelineState.State.PrimitiveType = PrimitiveType;
}
public void Dispose()
{
performStage = null;
if (_vertexBuffer != null)
{
_vertexBuffer.DestroyNow();
_vertexBuffer.Dispose();
Disposed++;
}
if (_indexBuffer != null)
{
_indexBuffer.DestroyNow();
_indexBuffer.Dispose();
}
_vertexBuffer = null;
_indexBuffer = null;
}
private Model CreateModel()
{
// https://doc.xenko.com/latest/en/manual/scripts/create-a-model-from-code.html
var indexBuffer = new Buffer();
var indexBufferBinding = new IndexBufferBinding(indexBuffer, true, 10);
var vertexBufferBinding = new VertexBufferBinding();
VertexBufferBinding[] vertexBufferBindings = { vertexBufferBinding };
var meshDraw = new MeshDraw
{
VertexBuffers = vertexBufferBindings,
IndexBuffer = indexBufferBinding
};
ParameterCollection parms = null;
var mesh = new Xenko.Rendering.Mesh(meshDraw, parms);
var model = new Model {
mesh
};
return(model);
}
private unsafe Mesh ConvertToMesh(GraphicsDevice graphicsDevice, PrimitiveType primitiveType, LightProbeRuntimeData lightProbeRuntimeData)
{
// Generate data for vertex buffer
var vertices = new VertexPositionNormalColor[lightProbeRuntimeData.LightProbes.Length];
for (var i = 0; i < lightProbeRuntimeData.LightProbes.Length; i++)
{
vertices[i] = new VertexPositionNormalColor(lightProbeRuntimeData.Vertices[i], Vector3.Zero, Color4.White);
}
// Generate data for index buffer
var indices = new int[lightProbeRuntimeData.Faces.Count * 6];
for (var i = 0; i < lightProbeRuntimeData.Faces.Count; ++i)
{
var currentFace = lightProbeRuntimeData.Faces[i];
// Skip infinite edges to not clutter display
// Maybe we could reenable it when we have better infinite nodes
if (currentFace.Vertices[0] >= lightProbeRuntimeData.UserVertexCount ||
currentFace.Vertices[1] >= lightProbeRuntimeData.UserVertexCount ||
currentFace.Vertices[2] >= lightProbeRuntimeData.UserVertexCount)
{
continue;
}
indices[i * 6 + 0] = currentFace.Vertices[0];
indices[i * 6 + 1] = currentFace.Vertices[1];
indices[i * 6 + 2] = currentFace.Vertices[1];
indices[i * 6 + 3] = currentFace.Vertices[2];
indices[i * 6 + 4] = currentFace.Vertices[2];
indices[i * 6 + 5] = currentFace.Vertices[0];
}
var boundingBox = BoundingBox.Empty;
for (int i = 0; i < vertices.Length; i++)
{
BoundingBox.Merge(ref boundingBox, ref vertices[i].Position, out boundingBox);
}
// Compute bounding sphere
BoundingSphere boundingSphere;
fixed(void *verticesPtr = vertices)
BoundingSphere.FromPoints((IntPtr)verticesPtr, 0, vertices.Length, VertexPositionNormalTexture.Size, out boundingSphere);
var layout = vertices[0].GetLayout();
var meshDraw = new MeshDraw
{
IndexBuffer = new IndexBufferBinding(Buffer.Index.New(graphicsDevice, indices).RecreateWith(indices), true, indices.Length),
VertexBuffers = new[] { new VertexBufferBinding(Buffer.New(graphicsDevice, vertices, BufferFlags.VertexBuffer).RecreateWith(vertices), layout, vertices.Length) },
DrawCount = indices.Length,
PrimitiveType = primitiveType,
};
wireframeResources.Add(meshDraw.VertexBuffers[0].Buffer);
wireframeResources.Add(meshDraw.IndexBuffer.Buffer);
return(new Mesh {
Draw = meshDraw, BoundingBox = boundingBox, BoundingSphere = boundingSphere
});
}
private static unsafe void ProcessMaterial(List <BatchingChunk> chunks, MaterialInstance material, Model prefabModel, HashSet <Entity> unbatched = null)
{
//actually create the mesh
List <VertexPositionNormalTextureTangent> vertsNT = null;
List <VertexPositionNormalColor> vertsNC = null;
List <uint> indiciesList = new List <uint>();
BoundingBox bb = new BoundingBox(new Vector3(float.PositiveInfinity, float.PositiveInfinity, float.PositiveInfinity),
new Vector3(float.NegativeInfinity, float.NegativeInfinity, float.NegativeInfinity));
uint indexOffset = 0;
for (int i = 0; i < chunks.Count; i++)
{
BatchingChunk chunk = chunks[i];
if (unbatched != null && unbatched.Contains(chunk.Entity))
{
continue; // don't try batching other things in this entity if some failed
}
if (chunk.Entity != null)
{
chunk.Entity.Transform.UpdateLocalMatrix();
chunk.Entity.Transform.UpdateWorldMatrixInternal(true, false);
}
Matrix worldMatrix = chunk.Entity == null ? (chunk.Transform ?? Matrix.Identity) : chunk.Entity.Transform.WorldMatrix;
Matrix rot;
if (worldMatrix != Matrix.Identity)
{
worldMatrix.GetRotationMatrix(out rot);
}
else
{
rot = Matrix.Identity;
}
for (int j = 0; j < chunk.Model.Meshes.Count; j++)
{
Mesh modelMesh = chunk.Model.Meshes[j];
//process only right material
if (modelMesh.MaterialIndex == chunk.MaterialIndex)
{
Vector3[] positions = null, normals = null;
Vector4[] tangents = null;
Vector2[] uvs = null;
Color4[] colors = null;
//vertexes
if (CachedModelData.TryGet(modelMesh, out var information))
{
// clone positions and normals, since they may change
positions = (Vector3[])information.positions.Clone();
normals = (Vector3[])information.normals.Clone();
tangents = information.tangents;
uvs = information.uvs;
colors = information.colors;
for (int k = 0; k < information.indicies.Length; k++)
{
indiciesList.Add(information.indicies[k] + indexOffset);
}
}
else if (modelMesh.Draw is StagedMeshDraw)
{
StagedMeshDraw smd = modelMesh.Draw as StagedMeshDraw;
object verts = smd.Verticies;
if (verts is VertexPositionNormalColor[])
{
VertexPositionNormalColor[] vpnc = verts as VertexPositionNormalColor[];
positions = new Vector3[vpnc.Length];
normals = new Vector3[vpnc.Length];
colors = new Color4[vpnc.Length];
for (int k = 0; k < vpnc.Length; k++)
{
positions[k] = vpnc[k].Position;
normals[k] = vpnc[k].Normal;
colors[k] = vpnc[k].Color;
}
}
else if (verts is VertexPositionNormalTexture[])
{
VertexPositionNormalTexture[] vpnc = verts as VertexPositionNormalTexture[];
positions = new Vector3[vpnc.Length];
normals = new Vector3[vpnc.Length];
uvs = new Vector2[vpnc.Length];
for (int k = 0; k < vpnc.Length; k++)
{
positions[k] = vpnc[k].Position;
normals[k] = vpnc[k].Normal;
uvs[k] = vpnc[k].TextureCoordinate;
}
}
else if (verts is VertexPositionNormalTextureTangent[])
{
VertexPositionNormalTextureTangent[] vpnc = verts as VertexPositionNormalTextureTangent[];
positions = new Vector3[vpnc.Length];
normals = new Vector3[vpnc.Length];
uvs = new Vector2[vpnc.Length];
tangents = new Vector4[vpnc.Length];
for (int k = 0; k < vpnc.Length; k++)
{
positions[k] = vpnc[k].Position;
normals[k] = vpnc[k].Normal;
uvs[k] = vpnc[k].TextureCoordinate;
tangents[k] = vpnc[k].Tangent;
}
}
else
{
// unsupported StagedMeshDraw
if (unbatched != null)
{
unbatched.Add(chunk.Entity);
}
continue;
}
// take care of indicies
for (int k = 0; k < smd.Indicies.Length; k++)
{
indiciesList.Add(smd.Indicies[k] + indexOffset);
}
// cache this for later
CachedModelData.Add(modelMesh,
new CachedData()
{
colors = colors,
indicies = smd.Indicies,
normals = (Vector3[])normals.Clone(),
positions = (Vector3[])positions.Clone(),
tangents = tangents,
uvs = uvs
}
);
}
else
{
Xenko.Graphics.Buffer buf = modelMesh.Draw?.VertexBuffers[0].Buffer;
Xenko.Graphics.Buffer ibuf = modelMesh.Draw?.IndexBuffer.Buffer;
if (buf == null || buf.VertIndexData == null ||
ibuf == null || ibuf.VertIndexData == null)
{
if (unbatched != null)
{
unbatched.Add(chunk.Entity);
}
continue;
}
if (UnpackRawVertData(buf.VertIndexData, modelMesh.Draw.VertexBuffers[0].Declaration,
out positions, out normals, out uvs, out colors, out tangents) == false)
{
if (unbatched != null)
{
unbatched.Add(chunk.Entity);
}
continue;
}
CachedData cmd = new CachedData()
{
colors = colors,
positions = (Vector3[])positions.Clone(),
normals = (Vector3[])normals.Clone(),
uvs = uvs,
tangents = tangents
};
// indicies
fixed(byte *pdst = ibuf.VertIndexData)
{
int numIndices = modelMesh.Draw.IndexBuffer.Count;
cmd.indicies = new uint[numIndices];
if (modelMesh.Draw.IndexBuffer.Is32Bit)
{
var dst = (uint *)(pdst + modelMesh.Draw.IndexBuffer.Offset);
for (var k = 0; k < numIndices; k++)
{
// Offset indices
cmd.indicies[k] = dst[k];
indiciesList.Add(dst[k] + indexOffset);
}
}
else
{
var dst = (ushort *)(pdst + modelMesh.Draw.IndexBuffer.Offset);
for (var k = 0; k < numIndices; k++)
{
// Offset indices
cmd.indicies[k] = dst[k];
indiciesList.Add(dst[k] + indexOffset);
}
}
}
CachedModelData.Add(modelMesh, cmd);
}
// what kind of structure will we be making, if we haven't picked one already?
if (vertsNT == null && vertsNC == null)
{
if (uvs != null)
{
vertsNT = new List <VertexPositionNormalTextureTangent>(positions.Length);
}
else
{
vertsNC = new List <VertexPositionNormalColor>(positions.Length);
}
}
// bounding box/finish list
bool needmatrix = worldMatrix != Matrix.Identity;
for (int k = 0; k < positions.Length; k++)
{
if (needmatrix)
{
Vector3.Transform(ref positions[k], ref worldMatrix, out positions[k]);
if (normals != null)
{
Vector3.TransformNormal(ref normals[k], ref rot, out normals[k]);
}
}
// update bounding box?
Vector3 pos = positions[k];
if (pos.X > bb.Maximum.X)
{
bb.Maximum.X = pos.X;
}
if (pos.Y > bb.Maximum.Y)
{
bb.Maximum.Y = pos.Y;
}
if (pos.Z > bb.Maximum.Z)
{
bb.Maximum.Z = pos.Z;
}
if (pos.X < bb.Minimum.X)
{
bb.Minimum.X = pos.X;
}
if (pos.Y < bb.Minimum.Y)
{
bb.Minimum.Y = pos.Y;
}
if (pos.Z < bb.Minimum.Z)
{
bb.Minimum.Z = pos.Z;
}
if (vertsNT != null)
{
vertsNT.Add(new VertexPositionNormalTextureTangent
{
Position = positions[k],
Normal = normals != null ? normals[k] : Vector3.UnitY,
TextureCoordinate = uvs[k],
Tangent = tangents != null ? tangents[k] : Vector4.UnitW
});
}
else
{
vertsNC.Add(new VertexPositionNormalColor
{
Position = positions[k],
Normal = normals != null ? normals[k] : Vector3.UnitY,
Color = colors != null ? colors[k] : Color4.White
});
}
}
indexOffset += (uint)positions.Length;
}
}
}
if (indiciesList.Count <= 0)
{
return;
}
uint[] indicies = indiciesList.ToArray();
// make stagedmesh with verts
StagedMeshDraw md;
if (vertsNT != null)
{
var vertsNTa = vertsNT.ToArray();
md = StagedMeshDraw.MakeStagedMeshDraw <VertexPositionNormalTextureTangent>(ref indicies, ref vertsNTa, VertexPositionNormalTextureTangent.Layout);
}
else if (vertsNC != null)
{
var vertsNCa = vertsNC.ToArray();
md = StagedMeshDraw.MakeStagedMeshDraw <VertexPositionNormalColor>(ref indicies, ref vertsNCa, VertexPositionNormalColor.Layout);
}
else
{
return;
}
Mesh m = new Mesh
{
Draw = md,
BoundingBox = bb,
MaterialIndex = prefabModel.Materials.Count
};
prefabModel.Add(m);
if (material != null)
{
prefabModel.Add(material);
}
}
public virtual void Collect(RenderContext Context, IShadowMapRenderer ShadowMapRenderer)
{
renderVoxelVolumes = Context.VisibilityGroup.Tags.Get(CurrentRenderVoxelVolumes);
if (renderVoxelVolumes == null)
{
return;
}
Vector3 resolutionMax = new Vector3(0, 0, 0);
int fragmentsMax = 0;
int fragmentsCountMax = 0;
//Create per-volume textures
foreach (var pair in renderVoxelVolumes)
{
var volume = pair.Value;
var bounds = volume.ClipMapMatrix.ScaleVector;
var resolution = bounds / volume.AproxVoxelSize;
//Calculate closest power of 2 on each axis
resolution.X = (float)Math.Pow(2, Math.Round(Math.Log(resolution.X, 2)));
resolution.Y = (float)Math.Pow(2, Math.Round(Math.Log(resolution.Y, 2)));
resolution.Z = (float)Math.Pow(2, Math.Round(Math.Log(resolution.Z, 2)));
resolution = new Vector3(resolution.X, resolution.Z, resolution.Y);//Temporary
Vector3 ClipMapResolution = new Vector3(resolution.X, resolution.Y, resolution.Z * volume.ClipMapCount);
Vector3 MipMapResolution = resolution / 2;
RenderVoxelVolumeData data;
if (!renderVoxelVolumeData.TryGetValue(pair.Key, out data))
{
renderVoxelVolumeData.Add(pair.Key, data = new RenderVoxelVolumeData());
}
data.ClipMapResolution = resolution;
if (NeedToRecreateTexture(data.ClipMaps, ClipMapResolution))
{
data.ClipMaps = Xenko.Graphics.Texture.New3D(Context.GraphicsDevice, (int)ClipMapResolution.X, (int)ClipMapResolution.Y, (int)ClipMapResolution.Z, new MipMapCount(false), Xenko.Graphics.PixelFormat.R16G16B16A16_Float, TextureFlags.ShaderResource | TextureFlags.UnorderedAccess);
}
if (NeedToRecreateTexture(data.MipMaps, resolution))
{
data.MipMaps = Xenko.Graphics.Texture.New3D(Context.GraphicsDevice, (int)MipMapResolution.X, (int)MipMapResolution.Y, (int)MipMapResolution.Z, new MipMapCount(true), Xenko.Graphics.PixelFormat.R16G16B16A16_Float, TextureFlags.ShaderResource | TextureFlags.UnorderedAccess);
}
resolutionMax = Vector3.Min(new Vector3(256), Vector3.Max(resolutionMax, resolution));
fragmentsMax = Math.Max(fragmentsMax, (int)(ClipMapResolution.X * ClipMapResolution.Y * ClipMapResolution.Z));
fragmentsCountMax = Math.Max(fragmentsCountMax, (int)(ClipMapResolution.X * ClipMapResolution.Y) * volume.ClipMapCount);
}
//Create re-usable textures
float resolutionMaxSide = Math.Max(Math.Max(resolutionMax.X, resolutionMax.Y), resolutionMax.Z);
if (NeedToRecreateTexture(MSAARenderTarget, new Vector3(resolutionMaxSide, resolutionMaxSide, 1)))
{
MSAARenderTarget = Texture.New(Context.GraphicsDevice, TextureDescription.New2D((int)resolutionMaxSide, (int)resolutionMaxSide, new MipMapCount(false), PixelFormat.R8G8B8A8_UNorm, TextureFlags.RenderTarget, 1, GraphicsResourceUsage.Default, MultisampleCount.X8), null);
}
if (NeedToRecreateBuffer(Fragments, fragmentsMax))
{
Fragments = Xenko.Graphics.Buffer.Structured.New(Context.GraphicsDevice, fragmentsMax, 24, true);
}
if (NeedToRecreateBuffer(FragmentsCounter, fragmentsCountMax))
{
FragmentsCounter = Xenko.Graphics.Buffer.Typed.New(Context.GraphicsDevice, fragmentsCountMax, PixelFormat.R32_SInt, true);
}
Vector3 MipMapResolutionMax = resolutionMax / 2;
if (TempMipMaps == null || !TextureDimensionsEqual(TempMipMaps[0], MipMapResolutionMax))
{
if (TempMipMaps != null)
{
for (int i = 0; i < TempMipMaps.Length; i++)
{
TempMipMaps[0].Dispose();
}
}
int mipCount = 1 + (int)Math.Floor(Math.Log(Math.Max(MipMapResolutionMax.X, Math.Max(MipMapResolutionMax.Y, MipMapResolutionMax.Z)), 2));
TempMipMaps = new Xenko.Graphics.Texture[mipCount];
for (int i = 0; i < TempMipMaps.Length; i++)
{
TempMipMaps[i] = Xenko.Graphics.Texture.New3D(Context.GraphicsDevice, (int)MipMapResolutionMax.X, (int)MipMapResolutionMax.Y, (int)MipMapResolutionMax.Z, false, Xenko.Graphics.PixelFormat.R16G16B16A16_Float, TextureFlags.ShaderResource | TextureFlags.UnorderedAccess);
MipMapResolutionMax /= 2;
MipMapResolutionMax = Vector3.Max(new Vector3(1), MipMapResolutionMax);
}
}
if (Generate3DMipmaps == null)
{
Generate3DMipmaps = new Xenko.Rendering.ComputeEffect.ComputeEffectShader(Context)
{
ShaderSourceName = "Generate3DMipmaps"
};
ClearBuffer = new Xenko.Rendering.ComputeEffect.ComputeEffectShader(Context)
{
ShaderSourceName = "ClearBuffer"
};
ArrangeFragments = new Xenko.Rendering.ComputeEffect.ComputeEffectShader(Context)
{
ShaderSourceName = "ArrangeFragments"
};
}
//Create all the views
reflectiveVoxelViews.Clear();
foreach (var pair in renderVoxelVolumes)
{
var volume = pair.Value;
var data = renderVoxelVolumeData[pair.Key];
var bounds = volume.ClipMapMatrix.ScaleVector;
var shadowRenderView = new RenderView();
float nearClip = 0.1f;
float farClip = 999.7f;
//Currently hard coded and kinda odd
shadowRenderView.View = Matrix.Translation(0.0f, 1.0f, 0.0f) * Matrix.RotationX(-3.1415f / 2.0f);
shadowRenderView.Projection = Matrix.OrthoRH(bounds.X * (float)Math.Pow(2, volume.ClipMapCount), bounds.Z * (float)Math.Pow(2, volume.ClipMapCount), nearClip, farClip);
Matrix.Multiply(ref shadowRenderView.View, ref shadowRenderView.Projection, out shadowRenderView.ViewProjection);
shadowRenderView.Frustum = new BoundingFrustum(ref shadowRenderView.ViewProjection);
shadowRenderView.CullingMode = CameraCullingMode.Frustum;
shadowRenderView.ViewSize = new Vector2(1024, 1024);
float maxRes = Math.Max(Math.Max(data.ClipMapResolution.X, data.ClipMapResolution.Y), data.ClipMapResolution.Z);
var rotmat = new Matrix(1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1);//xzy
var viewToTexTrans = Matrix.Translation(0.5f, 0.5f, 0.5f);
var viewToTexScale = Matrix.Scaling(0.5f, 0.5f, 0.5f);
var viewportAspect = Matrix.Scaling(data.ClipMapResolution / maxRes);
// Matrix BaseVoxelMatrix = transmat * scalemat * rotmat;
Matrix BaseVoxelMatrix = volume.ClipMapMatrix * Matrix.Identity;
BaseVoxelMatrix.Invert();
BaseVoxelMatrix = BaseVoxelMatrix * Matrix.Scaling(2f, 2f, 2f) * rotmat;
data.Matrix = BaseVoxelMatrix * viewToTexScale * viewToTexTrans;
data.ViewportMatrix = BaseVoxelMatrix * viewportAspect;
data.ClipMapCount = volume.ClipMapCount;
shadowRenderView.NearClipPlane = nearClip;
shadowRenderView.FarClipPlane = farClip;
shadowRenderView.RenderStages.Add(VoxelStage);
reflectiveVoxelViews.Add(shadowRenderView, pair.Key);
// Add the render view for the current frame
Context.RenderSystem.Views.Add(shadowRenderView);
// Collect objects in shadow views
Context.VisibilityGroup.TryCollect(shadowRenderView);
ShadowMapRenderer?.RenderViewsWithShadows.Add(shadowRenderView);
}
}