private void EmitVertexInputsGetter(ShaderSetProcessorInput input, CsCodeWriter ccw)
{
using (ccw.PushBlock($"public static VertexInputDescription[] GetVertexInputs()"))
{
ccw.WriteLine($"return new VertexInputDescription[]");
using (ccw.PushBlock(null, ";"))
{
ccw.WriteLine("new VertexInputDescription(");
ccw.IncreaseIndentation();
ParameterDefinition[] vsParams = input.VertexFunction.Parameters;
foreach (ParameterDefinition param in vsParams)
{
StructureDefinition sd = input.Model.GetStructureDefinition(param.Type);
foreach (FieldDefinition fd in sd.Fields)
{
string name = fd.Name;
VertexSemanticType semantic = GetSemantic(fd.SemanticType);
VertexElementFormat format = GetFormat(fd.Type);
ccw.Write($"new VertexInputElement(\"{name}\", VertexSemanticType.{semantic}, VertexElementFormat.{format})");
if (fd == sd.Fields.Last())
{
ccw.WriteLine(")");
}
else
{
ccw.WriteLine(",");
}
}
}
ccw.DecreaseIndentation();
}
}
}
/// <summary>
/// Constructs a new MaterialVertexInputElement.
/// </summary>
public VertexInputElement(string name, VertexSemanticType semanticType, VertexElementFormat format)
{
Name = name;
SemanticType = semanticType;
ElementFormat = format;
SizeInBytes = GetSizeInBytes(format);
StorageClassifier = VertexElementInputClass.PerVertex;
InstanceStepRate = 0;
}
/// <summary>Constructs a new MaterialVertexInputElement</summary>
public MaterialVertexInputElement(
string name,
VertexSemanticType semanticType,
VertexElementFormat format,
VertexElementInputClass inputClass,
int stepRate)
{
Name = name;
SemanticType = semanticType;
ElementFormat = format;
SizeInBytes = GetSizeInBytes(format);
StorageClassifier = inputClass;
InstanceStepRate = stepRate;
}
private static string GetSemanticName(VertexSemanticType semanticType)
{
switch (semanticType)
{
case VertexSemanticType.Position:
return("POSITION");
case VertexSemanticType.TextureCoordinate:
return("TEXCOORD");
case VertexSemanticType.Normal:
return("NORMAL");
case VertexSemanticType.Color:
return("COLOR");
default:
throw Illegal.Value <VertexSemanticType>();
}
}
public int GetAndIncrement(VertexSemanticType type)
{
switch (type)
{
case VertexSemanticType.Position:
return(_position++);
case VertexSemanticType.TextureCoordinate:
return(_texCoord++);
case VertexSemanticType.Normal:
return(_normal++);
case VertexSemanticType.Color:
return(_color++);
default:
throw Illegal.Value <VertexSemanticType>();
}
}
