public static object GetValue(this EffectParameter parameter)
{
if (parameter.ParameterClass == EffectParameterClass.Object)
{
if (parameter.ParameterType == EffectParameterType.Texture2D)
{
return(parameter.GetValueTexture2D());
}
if (parameter.ParameterType == EffectParameterType.Texture3D)
{
return(parameter.GetValueTexture3D());
}
if (parameter.ParameterType == EffectParameterType.TextureCube)
{
return(parameter.GetValueTextureCube());
}
}
if (parameter.ParameterType == EffectParameterType.Int32)
{
return(parameter.GetValueInt32());
}
if (parameter.ParameterClass == EffectParameterClass.Matrix)
{
return(parameter.GetValueMatrix());
}
if (parameter.ParameterClass == EffectParameterClass.Vector)
{
if (parameter.ColumnCount == 1)
{
return(parameter.GetValueSingle());
}
if (parameter.ColumnCount == 2)
{
return(parameter.GetValueVector2());
}
if (parameter.ColumnCount == 3)
{
return(parameter.GetValueVector3());
}
if (parameter.ColumnCount == 4)
{
return(parameter.GetValueVector4());
}
}
throw new NotSupportedException();
}
private static void GetParameterValues(EffectParameter parameter, Dictionary<EffectParameter, object> values)
{
if (parameter.ParameterClass == EffectParameterClass.Struct)
{
if (parameter.Elements.Count > 0)
{
// ----- Effect parameter is an array of structs.
foreach (EffectParameter element in parameter.Elements)
GetParameterValues(element, values);
}
else
{
// ----- Effect parameter is a struct.
foreach (EffectParameter member in parameter.StructureMembers)
GetParameterValues(member, values);
}
return;
}
object value = null;
if (parameter.Elements.Count == 0)
{
// ----- Parameter is not an array.
if (parameter.ParameterClass == EffectParameterClass.Scalar)
{
// Scalar values.
if (parameter.ParameterType == EffectParameterType.Bool)
value = parameter.GetValueBoolean();
else if (parameter.ParameterType == EffectParameterType.Int32)
value = parameter.GetValueInt32();
else if (parameter.ParameterType == EffectParameterType.Single)
value = parameter.GetValueSingle();
}
else if (parameter.ParameterClass == EffectParameterClass.Vector
&& parameter.ParameterType == EffectParameterType.Single)
{
// Vector values.
if (parameter.ColumnCount == 2 || parameter.RowCount == 2)
value = parameter.GetValueVector2();
else if (parameter.ColumnCount == 3 || parameter.RowCount == 3)
value = parameter.GetValueVector3();
else if (parameter.ColumnCount == 4 || parameter.RowCount == 4)
value = parameter.GetValueVector4();
}
else if (parameter.ParameterClass == EffectParameterClass.Matrix
&& parameter.ParameterType == EffectParameterType.Single)
{
// Matrix value.
value = parameter.GetValueMatrix();
#else
// MonoGame throws exception if following condition is not met.
if (parameter.RowCount == 4 || parameter.ColumnCount == 4)
value = parameter.GetValueMatrix();
}
else if (parameter.ParameterClass == EffectParameterClass.Object)
{
// Object values.
if (parameter.ParameterType == EffectParameterType.String)
{
value = parameter.GetValueString();
}
else
{
// Effect parameter is texture. (Value is always null.)
}
}
}
else
{
// ----- Parameter is array.
int length = parameter.Elements.Count;
Debug.Assert(length > 0, "Effect parameter should be an array.");
if (parameter.ParameterClass == EffectParameterClass.Scalar)
{
// Scalar value bindings.
if (parameter.ParameterType == EffectParameterType.Bool)
value = parameter.GetValueBooleanArray(length);
else if (parameter.ParameterType == EffectParameterType.Int32)
value = parameter.GetValueInt32Array(length);
else if (parameter.ParameterType == EffectParameterType.Single)
value = parameter.GetValueSingleArray(length);
}
else if (parameter.ParameterClass == EffectParameterClass.Vector && parameter.ParameterType == EffectParameterType.Single)
{
if (parameter.ColumnCount == 2 || parameter.RowCount == 2)
value = parameter.GetValueVector2Array(length);
else if (parameter.ColumnCount == 3 || parameter.RowCount == 3)
value = parameter.GetValueVector3Array(length);
else if (parameter.ColumnCount == 4 || parameter.RowCount == 4)
value = parameter.GetValueVector4Array(length);
}
else if (parameter.ParameterClass == EffectParameterClass.Matrix && parameter.ParameterType == EffectParameterType.Single)
{
value = parameter.GetValueMatrixArray(length);
}
else if (parameter.ParameterClass == EffectParameterClass.Object)
{
// Note: Arrays of strings or textures are not supported in XNA.
}
}
if (value != null)
values.Add(parameter, value);
}
public override object GetValue(object component)
{
switch (mParameter.ParameterType)
{
case EffectParameterType.Bool:
return(mParameter.GetValueBoolean());
break;
case EffectParameterType.Int32:
return(mParameter.GetValueInt32());
break;
case EffectParameterType.Single:
switch (mParameter.ParameterClass)
{
case EffectParameterClass.MatrixColumns:
return(mParameter.GetValueMatrix());
break;
case EffectParameterClass.MatrixRows:
return(mParameter.GetValueMatrix());
break;
case EffectParameterClass.Scalar:
return(mParameter.GetValueSingle());
break;
case EffectParameterClass.Vector:
switch (mParameter.ColumnCount)
{
case 1:
return(mParameter.GetValueSingle());
break;
case 2:
return(mParameter.GetValueVector2());
break;
case 3:
return(mParameter.GetValueVector3());
break;
case 4:
return(mParameter.GetValueVector4());
break;
default:
return(null);
break;
}
break;
default:
return(mParameter.GetValueSingle());
break;
}
break;
case EffectParameterType.String:
return(mParameter.GetValueString());
break;
case EffectParameterType.Texture:
return((mTagString != null) ? mTagString : String.Empty);
break;
default:
return(null);
break;
}
return(null);
}
public override object GetValue(object component)
{
switch (mParameter.ParameterType)
{
case EffectParameterType.Bool:
return(mParameter.GetValueBoolean());
break;
case EffectParameterType.Int32:
return(mParameter.GetValueInt32());
break;
case EffectParameterType.Single:
switch (mParameter.ParameterClass)
{
case EffectParameterClass.MatrixColumns:
return(mParameter.GetValueMatrix());
break;
case EffectParameterClass.MatrixRows:
return(mParameter.GetValueMatrix());
break;
case EffectParameterClass.Scalar:
return(mParameter.GetValueSingle());
break;
case EffectParameterClass.Vector:
switch (mParameter.ColumnCount)
{
case 1:
return(mParameter.GetValueSingle());
break;
case 2:
return(mParameter.GetValueVector2());
break;
case 3:
return(mParameter.GetValueVector3());
break;
case 4:
return(mParameter.GetValueVector4());
break;
default:
return(null);
break;
}
break;
default:
return(mParameter.GetValueSingle());
break;
}
break;
case EffectParameterType.String:
return(mParameter.GetValueString());
break;
case EffectParameterType.Texture:
case EffectParameterType.Texture2D:
Texture2D texture = mParameter.GetValueTexture2D();
return((texture != null && texture.Name != string.Empty) ? texture.Name.Replace('/', Path.DirectorySeparatorChar) :
((mTagString != null && mTagString != string.Empty) ? mTagString.Replace('/', Path.DirectorySeparatorChar) : String.Empty));
break;
default:
return(null);
break;
}
return(null);
}