DtTextured2DRenderer.h

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/*****************************************************************************
 * Copyright (c) 2021 MAK Technologies, Inc.
 * All rights reserved.
 *****************************************************************************/


#pragma once

#include <vrvGraphics/DtEffectRenderer.h>

namespace makVrv
{

   struct DtOffsetColoredTexturedVertex
   {
      DtOffsetColoredTexturedVertex()
      {
         const int elemSize = sizeof(float);
         memset( position, 0, 4 * elemSize);
         memset( offset, 0, 3 * elemSize);
         memset( color, 0, 4 * elemSize);
         memset( textCoord, 0, 2 * elemSize);
         trigRotation[0] = 1.0f;
         trigRotation[1] = 0.0f;
      }

      DtOffsetColoredTexturedVertex(float* inColor, float* inPos)
      {
          const int elemSize = sizeof(float);
          memcpy(position, inPos, 4 * elemSize);
          memset(offset, 0, 3 * elemSize);
          memcpy(color, inColor, 4 * elemSize);
          memset(textCoord, 0, 2 * elemSize);
          trigRotation[0] = 1.0f;
          trigRotation[1] = 0.0f;
      }

      float position[4];
      float offset[3];
      float color[4];
      float textCoord[2];
      float trigRotation[2];
   };

   class DtProjected2DTexturedEffect;

   class DT_DLL_VRVGRAPHICS DtTextured2DRenderer : public DtEffectRenderer
   {
   public:

      DtTextured2DRenderer( DtProjected2DTexturedEffect* effect, bool repeating = false );

      void bindBackgroundImageTexture( unsigned int textureId );

   protected:

      virtual void bindVertexArrays();

      virtual void unbindVertexArrays();

   protected:

      DtProjected2DTexturedEffect* myEffect;
      bool myRepeating;
   };

}