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// This file contains the declaration of the EffectGL class.

#ifndef O3D_CONVERTER_EDGE_CROSS_EFFECT_STUB_H_
#define O3D_CONVERTER_EDGE_CROSS_EFFECT_STUB_H_

#include "core/cross/effect.h"

namespace o3d {

class ServiceLocator;

// EffectStub is an implementation of the Effect object for the
// converter.  It provides the API for setting the vertex and fragment
// shaders for the Effect using the Cg Runtime.
class EffectStub : public Effect {
 public:
  explicit EffectStub(ServiceLocator* service_locator)
      : Effect(service_locator) {}
  virtual ~EffectStub() {}

  // Reads the vertex and fragment shaders from string in the FX format.
  // It returns true if the shaders were successfully compiled.
  virtual bool LoadFromFXString(const String& effect) { return true; }

  // Gets info about the parameters this effect needs.
  // Overriden from Effect.
  virtual void GetParameterInfo(EffectParameterInfoArray* info_array) {}

  // Gets info about the varying parameters this effects vertex shader needs.
  // Parameters:
  //   info_array: EffectParameterInfoArray to receive info.
  virtual void GetStreamInfo(
      EffectStreamInfoArray* info_array) {
  }

 private:
  DISALLOW_COPY_AND_ASSIGN(EffectStub);
};
}  // namespace o3d

#endif  // O3D_CONVERTER_EDGE_CROSS_EFFECT_STUB_H_