/// <summary>
/// Generates a <see cref="ShaderMixinSource" /> for the specified names and parameters.
/// </summary>
/// <param name="pdxfxEffectName">The name.</param>
/// <param name="properties">The properties.</param>
/// <returns>The result of the mixin.</returns>
/// <exception cref="System.ArgumentNullException">
/// pdxfxEffectName
/// or
/// properties
/// </exception>
/// <exception cref="System.ArgumentException">pdxfxEffectName</exception>
public static ShaderMixinSource Generate(string pdxfxEffectName, ParameterCollection properties)
{
if (pdxfxEffectName == null)
{
throw new ArgumentNullException("pdxfxEffectName");
}
if (properties == null)
{
throw new ArgumentNullException("properties");
}
// Get the effect name and child effect name "RootEffectName.ChildEffectName"
var effectName = GetEffectName(pdxfxEffectName);
var rootEffectName = effectName.Key;
var childEffectName = effectName.Value;
IShaderMixinBuilder builder;
Dictionary <string, IShaderMixinBuilder> builders;
lock (RegisteredBuilders)
{
if (!TryGet(rootEffectName, out builder))
{
throw new ArgumentException(string.Format("Pdxfx effect [{0}] not found", rootEffectName), "pdxfxEffectName");
}
builders = new Dictionary <string, IShaderMixinBuilder>(RegisteredBuilders);
}
// TODO cache mixin context and avoid to recreate one (check if if thread concurrency could occur here)
var mixinTree = new ShaderMixinSource()
{
Name = pdxfxEffectName
};
var context = new ShaderMixinContext(mixinTree, properties, builders)
{
ChildEffectName = childEffectName
};
try
{
builder.Generate(mixinTree, context);
}
catch (ShaderMixinDiscardException discard)
{
// We don't rethrow as this exception is on purpose to early exit/escape from a shader mixin
}
return(mixinTree);
}
/// <summary>
/// Generates a <see cref="ShaderMixinSourceTree" /> for the specified names and parameters.
/// </summary>
/// <param name="pdxfxEffectName">The name.</param>
/// <param name="properties">The properties.</param>
/// <returns>The result of the mixin.</returns>
/// <exception cref="System.ArgumentNullException">
/// pdxfxEffectName
/// or
/// properties
/// </exception>
/// <exception cref="System.ArgumentException">pdxfxEffectName</exception>
public static ShaderMixinSourceTree Generate(string pdxfxEffectName, ParameterCollection properties)
{
if (pdxfxEffectName == null)
{
throw new ArgumentNullException("pdxfxEffectName");
}
if (properties == null)
{
throw new ArgumentNullException("properties");
}
IShaderMixinBuilder builder;
Dictionary <string, IShaderMixinBuilder> builders;
lock (RegisteredBuilders)
{
if (!TryGet(pdxfxEffectName, out builder))
{
throw new ArgumentException(string.Format("Pdxfx effect [{0}] not found", pdxfxEffectName), "pdxfxEffectName");
}
builders = new Dictionary <string, IShaderMixinBuilder>(RegisteredBuilders);
}
// TODO cache mixin context and avoid to recreate one (check if if thread concurrency could occur here)
var context = new ShaderMixinContext(properties, builders);
var mixinTree = new ShaderMixinSourceTree()
{
Name = pdxfxEffectName
};
context.BeginChild(mixinTree);
builder.Generate(mixinTree, context);
context.EndChild();
return(mixinTree);
}
/// <summary>
/// Generates a <see cref="ShaderMixinSourceTree"/> for the specified names and parameters.
/// </summary>
/// <param name="pdxfxEffectName">The name.</param>
/// <param name="properties">The properties.</param>
/// <param name="mainUsedParameters">The parameters when prcessing the mixin.</param>
/// <returns>The result of the mixin.</returns>
public static ShaderMixinSourceTree Generate(string pdxfxEffectName, ParameterCollection properties, out ShaderMixinParameters mainUsedParameters, out List <ShaderMixinParameters> usedParameters)
{
if (pdxfxEffectName == null)
{
throw new ArgumentNullException("pdxfxEffectName");
}
if (properties == null)
{
throw new ArgumentNullException("properties");
}
IShaderMixinBuilder builder;
Dictionary <string, IShaderMixinBuilder> builders;
lock (RegisteredBuilders)
{
if (!TryGet(pdxfxEffectName, out builder))
{
throw new ArgumentException(string.Format("Pdxfx effect [{0}] not found", pdxfxEffectName), "pdxfxEffectName");
}
builders = new Dictionary <string, IShaderMixinBuilder>(RegisteredBuilders);
}
var context = new ShaderMixinContext(properties, builders, pdxfxEffectName);
var mixinTree = new ShaderMixinSourceTree()
{
Name = pdxfxEffectName
};
builder.Generate(mixinTree, context);
mainUsedParameters = context.GetMainUsedParameters();
usedParameters = context.GetUsedParameters();
return(mixinTree);
}
