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Attributes.h

#ifndef ATTRIBUTES_H
#define ATTRIBUTES_H

#include "ri.h"

#include "QDRender.h"
__BEGIN_QDRENDER

class SlShaderInstance;
class Transform;

// attribute flag bits
enum atFlagBits {AF_SMOOTH=1, AF_MATTE=2, AF_SIDES1=4, AF_ORIENTATION=8, AF_DICE_BINARY=16};
typedef int atFlags;

class Attributes
{
public:
      Attributes();
      Attributes(const Attributes &attributes);
      ~Attributes();
      Attributes &operator=(const Attributes &attributes);

      // attribute flags for RiShadingInterpolation, RiMatte,
      // RiOrientation/RiReverseOrientation and RiSides
      atFlags flags;

      // Shading
      RtColor color, opacity;               // RiColor & RiOpacity
      RtFloat texCoords[8];                 // RiTextureCoordinates

      // shading general
      RtFloat effectiveShadingRate;         // RiShadingRate

      // array of all current active lightsources, borrowed reference, do not delete!
      SlShaderInstance** lightsources;

      // Shaders, borrowed references, do not delete!
      SlShaderInstance* surface_shader;
      SlShaderInstance* displacement_shader;
      SlShaderInstance* atmosphere_shader;
      SlShaderInstance* interior_shader;
      SlShaderInstance* exterior_shader;

      // Geometry
      /*
      RtBound bound;                        // RiBound
      RtBound detail;                       // RiDetail
      RtFloat minVisible, lowerTransition,  // RiDetailRange
                              upperTransition, maxVisible;
      RtFloat valueApproximation;           // RiGeometricApproximation (flatnesss)
      */
      Transform* cubicBasisMatrix[2];       // RiBasis, borrowed references, do not delete!
      RtInt cubicBasisStep[2];
      //trimCurveList; TODO, or not...

      // optional attributes
      RtFloat displacementbound_sphere;
      RtFloat opacity_threshold;
      unsigned int numlights, pad0;
};

__END_QDRENDER

#endif // ATTRIBUTES

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