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public Vector4 GetPropertyDefaultVectorValue (int propertyIndex);


propertyIndexThe index of the shader property.


Returns the default Vector4 value of the shader property at the specified index.

The shader property declaration block specifies the default value.

If Unity cannot find a property at the specified index, the function throws an ArgumentOutOfRangeException. If the property type is not Color or Vector, the function throws an ArgumentException.</description>