Engine directory for ticket #1

Engine/source/materials/materialFeatureData.h

@@ -0,0 +1,75 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+#ifndef _MATERIALFEATUREDATA_H_
+#define _MATERIALFEATUREDATA_H_
+
+#ifndef _UTIL_DELEGATE_H_
+#include "core/util/delegate.h"
+#endif
+#ifndef _FEATURESET_H_
+#include "shaderGen/featureSet.h"
+#endif
+
+
+class ProcessedMaterial;
+
+
+//-----------------------------------------------------------------------------
+// MaterialFeatureData, this is basically a series of flags which a material can
+// ask for.  Shader processed materials will use the shadergen system to accomplish this,
+// FF processed materials will do the best they can.  
+//-----------------------------------------------------------------------------
+struct MaterialFeatureData
+{
+public:
+
+   // General feature data for a pass or for other purposes.
+   FeatureSet features;
+
+   // This is to give hints to shader creation code.  It contains
+   //    all the features that are in a material stage instead of just
+   //    the current pass.
+   FeatureSet materialFeatures;
+
+public:
+
+   MaterialFeatureData();
+
+   MaterialFeatureData( const MaterialFeatureData &data );
+
+   MaterialFeatureData( const FeatureSet &handle );
+
+   void clear();
+
+   const FeatureSet& codify() const { return features; }
+
+};
+
+
+///
+typedef Delegate< void( ProcessedMaterial *mat,
+                        U32 stageNum,
+                        MaterialFeatureData &fd, 
+                        const FeatureSet &features) > MatFeaturesDelegate;
+
+#endif // _MATERIALFEATUREDATA_H_