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Revision 70a3f657

Added by Leszek Koltunski over 7 years ago

Preparation for Transfer Feedback: Convert the meshes from client-side to VBOs.

View differences:

src/main/java/org/distorted/examples/feedback/FeedbackRenderer.java
118 118 
        Log.e("TransformFeedback", "exception creating feedback program: "+ex.getMessage());
119 119 
        }
120 120 

  		




  121
  
  
    
      float[] floatData = { 2.0f, 4.0f, 9.0f, 16.0f, 25.0f, 100.0f };


  		




  
  121
  
    
      float[] floatData = { 1.0f, 4.0f, 9.0f, 16.0f, 25.0f, 100.0f };


  		




  122
  122
  
    
      mBufferLength = floatData.length * 4;


  		




  123
  123
  
    
      FloatBuffer data = ByteBuffer.allocateDirect(mBufferLength).order(ByteOrder.nativeOrder()).asFloatBuffer();


  		




  124
  124
  
    
      data.put(floatData).position(0);


  		




  ......




  127
  127
  
    
      GLES30.glGenBuffers(1, mVBO, 0);


  		




  128
  128
  
    
      GLES30.glBindBuffer(GLES30.GL_ARRAY_BUFFER, mVBO[0]);


  		




  129
  129
  
    
      GLES30.glBufferData(GLES30.GL_ARRAY_BUFFER, mBufferLength, data, GLES30.GL_STATIC_READ);


  		




  
  130
  
    
      GLES30.glBindBuffer(GLES30.GL_ARRAY_BUFFER, 0);


  		




  130
  131
  
    

  		




  131
  132
  
    
      mTBO = new int[1];


  		




  132
  133
  
    
      GLES30.glGenBuffers(1, mTBO, 0);


  		




  133
  134
  
    
      GLES30.glBindBuffer(GLES30.GL_TRANSFORM_FEEDBACK_BUFFER, mTBO[0]);


  		




  134
  135
  
    
      GLES30.glBufferData(GLES30.GL_TRANSFORM_FEEDBACK_BUFFER, mBufferLength, null, GLES30.GL_STATIC_READ);


  		




  135
  
  
    

  		




  136
  
  
    
      GLES30.glBindBuffer(GLES30.GL_ARRAY_BUFFER, 0);


  		




  
  136
  
    
      GLES30.glBindBuffer(GLES30.GL_TRANSFORM_FEEDBACK_BUFFER, 0);


  		




  137
  137
  
    
      }


  		




  138
  138
  
    
}


  		












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