Axiom.Serialization.MaterialSerializer.ParseSceneBlend C# (CSharp) Метод

		protected static bool ParseSceneBlend( string parameters, MaterialScriptContext context )
		{
			string[] values = parameters.ToLower().Split( new char[] { ' ', '\t' } );

			switch ( values.Length )
			{
				case 1:
					// e.g. scene_blend add
					// lookup the real enum equivalent to the script value
					object val = ScriptEnumAttribute.Lookup( values[ 0 ], typeof( SceneBlendType ) );

					// if a value was found, assign it
					if ( val != null )
					{
						context.pass.SetSceneBlending( (SceneBlendType)val );
					}
					else
					{
						string legalValues = ScriptEnumAttribute.GetLegalValues( typeof( SceneBlendType ) );
						LogParseError( context, "Bad scene_blend attribute, valid values for the 2nd parameter are {0}.", legalValues );
						return false;
					}
					break;
				case 2:
					// e.g. scene_blend source_alpha one_minus_source_alpha
					// lookup the real enums equivalent to the script values
					object srcVal = ScriptEnumAttribute.Lookup( values[ 0 ], typeof( SceneBlendFactor ) );
					object destVal = ScriptEnumAttribute.Lookup( values[ 1 ], typeof( SceneBlendFactor ) );

					// if both values were found, assign them
					if ( srcVal != null && destVal != null )
					{
						context.pass.SetSceneBlending( (SceneBlendFactor)srcVal, (SceneBlendFactor)destVal );
					}
					else
					{
						string legalValues = ScriptEnumAttribute.GetLegalValues( typeof( SceneBlendFactor ) );

						if ( srcVal == null )
						{
							LogParseError( context, "Bad scene_blend attribute, valid src blend factor values are {0}.", legalValues );
						}
						if ( destVal == null )
						{
							LogParseError( context, "Bad scene_blend attribute, valid dest blend factor values are {0}.", legalValues );
						}
					}
					break;
				default:
					context.pass.SetSceneBlending( SceneBlendFactor.Zero, SceneBlendFactor.Zero );
					LogParseError( context, "Bad scene_blend attribute, wrong number of parameters (expected 1 or 2)." );
					break;
			}

			return false;
		}