/// <summary>
/// Runs the code generation. Results is accessible from <see cref="ShaderWriter.Text"/> property.
/// </summary>
public override bool Run()
{
// If there are any errors, report them in the file as well
// but return immediately as we can't really process the shader object
if (logging.HasErrors)
{
LogErrors();
return false;
}
// Add namespace for shader class type
FixShaderClassTypeWithNoNameSpace();
var blockVisitor = new ShaderBlockVisitor(this, logging);
blockVisitor.Run(shader);
// If there are any errors, generated by the visitor report them immediately
if (logging.HasErrors)
{
LogErrors();
return false;
}
WriteLine("// <auto-generated>");
WriteLine("// Do not edit this file yourself!");
WriteLine("//");
WriteLine("// This code was generated by Xenko Shader Mixin Code Generator.");
WriteLine("// To generate it yourself, please install SiliconStudio.Xenko.VisualStudio.Package .vsix");
WriteLine("// and re-save the associated .xkfx.");
WriteLine("// </auto-generated>");
WriteLine();
// No mixin found, just return
if (!blockVisitor.HasMixin && !blockVisitor.HasShaderClassType)
{
WriteLine("// Nothing to generate");
return true;
}
IsXkfx = blockVisitor.HasMixin;
// Header of usings declaration
// TODO: Should probably be better to use fully qualified name of types to avoid conflicts.
WriteLine("using System;");
WriteLine("using SiliconStudio.Core;");
WriteLine("using SiliconStudio.Xenko.Rendering;");
WriteLine("using SiliconStudio.Xenko.Graphics;");
WriteLine("using SiliconStudio.Xenko.Shaders;");
WriteLine("using SiliconStudio.Core.Mathematics;");
WriteLine("using Buffer = SiliconStudio.Xenko.Graphics.Buffer;");
WriteLine();
// Visit the shader and generate the code
VisitDynamic(shader);
// If there are any errors log them into the shader
if (logging.HasErrors)
{
LogErrors();
return false;
}
return true;
}
/// <summary>
/// Runs the code generation. Results is accessible from <see cref="ShaderWriter.Text"/> property.
/// </summary>
public override bool Run()
{
// If there are any errors, report them in the file as well
// but return immediately as we can't really process the shader object
if (logging.HasErrors)
{
LogErrors();
return(false);
}
// Add namespace for shader class type
FixShaderClassTypeWithNoNameSpace();
var blockVisitor = new ShaderBlockVisitor(this, logging);
blockVisitor.Run(shader);
// If there are any errors, generated by the visitor report them immediately
if (logging.HasErrors)
{
LogErrors();
return(false);
}
WriteLine("// <auto-generated>");
WriteLine("// Do not edit this file yourself!");
WriteLine("//");
WriteLine("// This code was generated by Stride Shader Mixin Code Generator.");
WriteLine("// To generate it yourself, please install Stride.VisualStudio.Package .vsix");
WriteLine("// and re-save the associated .sdfx.");
WriteLine("// </auto-generated>");
WriteLine();
// No mixin found, just return
if (!blockVisitor.HasMixin && !blockVisitor.HasShaderClassType)
{
WriteLine("// Nothing to generate");
return(true);
}
IsXkfx = blockVisitor.HasMixin;
// Header of usings declaration
// TODO: Should probably be better to use fully qualified name of types to avoid conflicts.
WriteLine("using System;");
WriteLine("using Stride.Core;");
WriteLine("using Stride.Rendering;");
WriteLine("using Stride.Graphics;");
WriteLine("using Stride.Shaders;");
WriteLine("using Stride.Core.Mathematics;");
WriteLine("using Buffer = Stride.Graphics.Buffer;");
WriteLine();
// Visit the shader and generate the code
VisitDynamic(shader);
// If there are any errors log them into the shader
if (logging.HasErrors)
{
LogErrors();
return(false);
}
return(true);
}
private async Task UpdateBuffersAsync(Document document, CancellationToken cancellationToken)
{
var shaderLabSyntaxTree = (SyntaxTree)await document.GetSyntaxTreeAsync(cancellationToken);
var shaderBlockVisitor = new ShaderBlockVisitor(shaderLabSyntaxTree);
shaderBlockVisitor.Visit((SyntaxNode)shaderLabSyntaxTree.Root);
var shaderBlockSpans = shaderBlockVisitor.CgBlockSpans;
var snapshot = document.SourceText.FindCorrespondingEditorTextSnapshot();
var dataBufferSpans = new List <object>();
var primaryIndex = 0;
foreach (var shaderBlockSpan in shaderBlockSpans)
{
var primarySpan = Span.FromBounds(primaryIndex, shaderBlockSpan.Start);
if (!primarySpan.IsEmpty)
{
dataBufferSpans.Add(snapshot.CreateTrackingSpan(
primarySpan,
SpanTrackingMode.EdgeExclusive));
}
var elisionBuffer = _projectionBufferFactoryService.CreateElisionBuffer(
null,
new NormalizedSnapshotSpanCollection(new SnapshotSpan(snapshot, shaderBlockSpan)),
ElisionBufferOptions.None,
_hlslContentType);
dataBufferSpans.Add(elisionBuffer.CurrentSnapshot.CreateTrackingSpan(
0,
elisionBuffer.CurrentSnapshot.Length,
SpanTrackingMode.EdgeInclusive));
primaryIndex = shaderBlockSpan.End;
}
// Last span.
{
var primarySpan = Span.FromBounds(primaryIndex, snapshot.Length);
if (!primarySpan.IsEmpty)
{
dataBufferSpans.Add(snapshot.CreateTrackingSpan(primarySpan, SpanTrackingMode.EdgeExclusive));
}
}
// TODO: Make this a bit more type-safe.
var viewBuffer = snapshot.TextBuffer.Properties.GetProperty <IProjectionBuffer>(typeof(IProjectionBuffer));
_foregroundNotificationService.RegisterNotification(
() =>
{
viewBuffer.ReplaceSpans(
0,
viewBuffer.CurrentSnapshot.SpanCount,
dataBufferSpans,
EditOptions.None,
null);
},
_listener.BeginAsyncOperation("ReplaceProjectionBufferSpans"),
cancellationToken);
}
