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Revision e78a30fd

Added by Leszek Koltunski over 8 years ago

Progress with Transform Feedback.

View differences:

src/main/java/org/distorted/library/DistortedEffects.java
38 38 
import org.distorted.library.type.Static3D;
39 39 

  		




  40
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import java.io.InputStream;


  		




  
  41
  
    
import java.nio.Buffer;


  		




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import java.nio.ByteBuffer;


  		




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import java.nio.ByteOrder;


  		




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import java.nio.FloatBuffer;


  		




  ......




  140
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    //android.util.Log.e("Effects", "vertHeader= "+mainVertHeader);


  		




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    //android.util.Log.e("Effects", "fragHeader= "+mainFragHeader);


  		




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    mMainProgram = new DistortedProgram(mainVertStream,mainFragStream, mainVertHeader, mainFragHeader, Distorted.GLSL);


  		




  
  144
  
    
    String[] feedback = { "v_Position" };


  		




  
  145
  
    

  		




  
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    mMainProgram = new DistortedProgram(mainVertStream,mainFragStream, mainVertHeader, mainFragHeader, Distorted.GLSL, feedback);


  		




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    int mainProgramH = mMainProgram.getProgramHandle();


  		




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    EffectQueueFragment.getUniforms(mainProgramH);


  		




  ......




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    GLES30.glVertexAttribPointer(mMainProgram.mAttribute[1], MeshObject.NORMAL_DATA_SIZE  , GLES30.GL_FLOAT, false, 0, 0);


  		




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    GLES30.glBindBuffer(GLES30.GL_ARRAY_BUFFER, mesh.mTexVBO[0]);


  		




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    GLES30.glVertexAttribPointer(mMainProgram.mAttribute[2], MeshObject.TEX_DATA_SIZE     , GLES30.GL_FLOAT, false, 0, 0);


  		




  
  312
  
    

  		




  
  313
  
    
    //GLES30.glBindBufferBase(GLES30.GL_TRANSFORM_FEEDBACK_BUFFER, 0, mesh.mPosTBO[0]);


  		




  
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//    GLES30.glBeginTransformFeedback(GLES30.GL_TRIANGLES);


  		




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    GLES30.glDrawArrays(GLES30.GL_TRIANGLE_STRIP, 0, mesh.dataLength);


  		




  
  317
  
    
  //  GLES30.glEndTransformFeedback();


  		




  
  318
  
    
  //  GLES30.glFlush();


  		




  
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    GLES30.glBindBuffer(GLES30.GL_ARRAY_BUFFER, 0 );


  		




  
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/*


  		




  
  322
  
    
int len = mesh.dataLength*MeshObject.BYTES_PER_FLOAT*MeshObject.POSITION_DATA_SIZE;


  		




  
  323
  
    

  		




  
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Buffer mappedBuffer =  GLES30.glMapBufferRange(GLES30.GL_TRANSFORM_FEEDBACK_BUFFER, 0, len, GLES30.GL_MAP_READ_BIT);


  		




  
  325
  
    
FloatBuffer fb = ((ByteBuffer) mappedBuffer).order(ByteOrder.nativeOrder()).asFloatBuffer();


  		




  
  326
  
    
FloatBuffer bb = mesh.mMeshPositions;


  		




  
  327
  
    

  		




  
  328
  
    
String msgB = "BEFORE: ", msgA = "AFTER : ";


  		




  
  329
  
    
for(int d=0; d<mesh.dataLength; d++)


  		




  
  330
  
    
  {


  		




  
  331
  
    
  msgB+="("+(2*halfW*bb.get(3*d+0))+","+(2*halfH*bb.get(3*d+1))+","+(2*halfZ*bb.get(3*d+2))+")";


  		




  
  332
  
    
  msgA+="("+fb.get(3*d+0)+","+fb.get(3*d+1)+","+fb.get(3*d+2)+")";


  		




  
  333
  
    
  }


  		




  
  334
  
    
android.util.Log.d( "Feedback", msgB);


  		




  
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android.util.Log.d( "Feedback", msgA);


  		




  311
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    /// DEBUG ONLY //////


  		




  313
  
  
    
    // displayBoundingRect(halfInputW, halfInputH, halfZ, df, mM.getMVP(), mesh.getBoundingVertices() );


  		




  
  338
  
    
    // displayBoundingRect(halfW, halfH, halfZ, surface, mM.getMVP(), fb, currTime );


  		




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    /// END DEBUG ///////


  		




  
  340
  
    

  		




  
  341
  
    
GLES30.glUnmapBuffer(GLES30.GL_TRANSFORM_FEEDBACK_BUFFER);


  		




  
  342
  
    
*/


  		




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    }


  		




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///////////////////////////////////////////////////////////////////////////////////////////////////


  		












  

    
      src/main/java/org/distorted/library/EffectQueueMatrix.java
    
  





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    mUniforms[NUM_UNIFORMS*index+6] = mUniforms[NUM_UNIFORMS*(index+1)+6];


  		




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    }


  		




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  253
  
    
///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  
  254
  
    

  		




  
  255
  
    
  float[] getMVP()


  		




  
  256
  
    
    {


  		




  
  257
  
    
    return mMVPMatrix;


  		




  
  258
  
    
    }


  		




  
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///////////////////////////////////////////////////////////////////////////////////////////////////


  		




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  synchronized void send(DistortedOutputSurface projection, float halfX, float halfY, float halfZ)


  		












  

    
      src/main/java/org/distorted/library/MeshObject.java
    
  





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   int[] mNorVBO = new int[1];


  		




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   int[] mTexVBO = new int[1];


  		




  46
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   int[] mPosTBO = new int[1]; // Transform Feedback


  		




  
  48
  
    

  		




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   final float zFactor; // strange workaround for the fact that we need to somehow store the 'depth'


  		




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                        // of the Mesh. Used in DistortedEffects. See DistortedTexture.getDepth().


  		




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  ......




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       GLES30.glBufferData(GLES30.GL_ARRAY_BUFFER, dataLength*    TEX_DATA_SIZE*BYTES_PER_FLOAT, mMeshTexture  , GLES30.GL_STATIC_READ);


  		




  85
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       }


  		




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  89
  
    
     if( mPosTBO[0]<0 )


  		




  
  90
  
    
       {


  		




  
  91
  
    
       GLES30.glBindBuffer(GLES30.GL_TRANSFORM_FEEDBACK_BUFFER, mPosTBO[0]);


  		




  
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       GLES30.glBufferData(GLES30.GL_TRANSFORM_FEEDBACK_BUFFER, dataLength*POSITION_DATA_SIZE*BYTES_PER_FLOAT, null, GLES30.GL_STATIC_READ);


  		




  
  93
  
    
       GLES30.glBindBuffer(GLES30.GL_TRANSFORM_FEEDBACK_BUFFER, 0);


  		




  
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       }


  		




  
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     GLES30.glBindBuffer(GLES30.GL_ARRAY_BUFFER, 0);


  		




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     }


  		




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  ......




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       GLES30.glDeleteBuffers(1, mTexVBO, 0);


  		




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       mTexVBO[0] = -1;


  		




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       }


  		




  
  119
  
    
     if( mPosTBO[0]>=0 )


  		




  
  120
  
    
       {


  		




  
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       GLES30.glDeleteBuffers(1, mPosTBO, 0);


  		




  
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       mPosTBO[0] = -1;


  		




  
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       }


  		




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     }


  		




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///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  ......




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     mPosVBO[0] = -1;


  		




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     mNorVBO[0] = -1;


  		




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     mTexVBO[0] = -1;


  		




  
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     mPosTBO[0] = -1;


  		




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     }


  		




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///////////////////////////////////////////////////////////////////////////////////////////////////


  		












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