public static string Build(MaterialPaintGroup materialPaintGroup, MaterialUsage usage)
{
var builder = new StringBuilder();
var index = materialPaintGroup.MaterialGroup.MaterialParts.OfType <MaterialPaintGroup>().ToList().IndexOf(materialPaintGroup);
var builderContext = MaterialGroupBuilder.CreateMaterialGroupBuilderContext(materialPaintGroup.MaterialParts, usage, false);
builder.AppendLine(MaterialGroupBuilder.GetShaderCodeBody(builderContext, "VSMain", "PSMain"));
builderContext.PixelShaderOutputs.AddRange(builderContext.PixelShaderInputs.Where(psi => psi.Out));
builder.Append("void PixelShader(");
builder.Append(string.Join(", ", Enumerable.Range(0, 1).Select(i => string.Concat("float paintBlend", index))
.Concat(builderContext.PixelShaderInputs.Select(psi => string.Concat(psi.Type, " ", psi.Name)))
.Concat(builderContext.PixelShaderOutputs.Select(pso => string.Concat("inout ", pso.Type, " ", AppendWithCasingCorrection(pso.Name, "paint"))))));
builder.AppendLine(")");
builder.AppendLine("{");
foreach (var psi in builderContext.PixelShaderInputs)
{
builder.AppendLine(string.Concat(" ", psi.Type, " _", psi.Name, " = ", psi.Name, ";"));
}
foreach (var pso in builderContext.PixelShaderOutputs.Where(pso => !pso.In))
{
builder.AppendLine(string.Concat(" ", pso.Type, " _", pso.Name, ";"));
}
builder.Append(" PSMain(");
builder.Append(string.Join(", ", builderContext.PixelShaderInputs.Select(psi => psi.Out ? string.Concat("_", psi.Name) : psi.Name)
.Concat(builderContext.PixelShaderOutputs.Where(pso => !pso.In).Select(pso => string.Concat("_", pso.Name)))));
builder.AppendLine(");");
foreach (var pso in builderContext.PixelShaderOutputs)
{
builder.AppendLine(string.Concat(" ", AppendWithCasingCorrection(pso.Name, "paint"), " += _", pso.Name, " * paintBlend", index, ";"));
}
builder.AppendLine("}");
return(builder.ToString());
}
/// <summary>
/// Copies data from an existing object to this object.
/// </summary>
protected internal override MaterialPart Clone()
{
var result = new MaterialPaintGroup();
for (int i = 0; i < materialParts.Count; ++i)
{
result.MaterialParts.Add(materialParts[i].Clone());
}
return(result);
}
