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Revision 54ce4c6f

Added by Leszek Koltunski over 5 years ago

Progress with the MeshFile app.

View differences:

src/main/java/org/distorted/library/mesh/MeshBase.java
783 783 
     }
784 784 

  		




  785
  785
  
    
///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  
  786
  
    
// Return the number of bytes read.


  		




  786
  787
  
    

  		




  787
  
  
    
   void read(DataInputStream stream)


  		




  
  788
  
    
   int read(DataInputStream stream)


  		




  788
  789
  
    
     {


  		




  789
  790
  
    
     byte[] buffer = new byte[BYTES_PER_FLOAT*4];


  		




  790
  791
  
    
     int version, numEff, numTex;


  		




  ......




  801
  802
  
    
         mNumVertices= byteBuf.getInt(4);


  		




  802
  803
  
    
         numTex      = byteBuf.getInt(8);


  		




  803
  804
  
    
         numEff      = byteBuf.getInt(12);


  		




  804
  
  
    

  		




  805
  
  
    
    //     android.util.Log.e("mesh", "version: "+version+" vert: "+mNumVertices+" numTex: "+numTex+" numEff: "+numEff);


  		




  806
  805
  
    
         }


  		




  807
  806
  
    
       else


  		




  808
  807
  
    
         {


  		




  809
  808
  
    
         android.util.Log.e("mesh", "Error: unknown mesh file version "+String.format("0x%08X", version));


  		




  810
  
  
    
         return;


  		




  
  809
  
    
         return 0;


  		




  811
  810
  
    
         }


  		




  812
  811
  
    
       }


  		




  813
  812
  
    
     catch(IOException e)


  		




  814
  813
  
    
       {


  		




  815
  814
  
    
       android.util.Log.e("mesh", "IOException1 trying to read file: "+e.toString());


  		




  816
  
  
    
       return;


  		




  
  815
  
    
       return 0;


  		




  817
  816
  
    
       }


  		




  818
  817
  
    

  		




  819
  818
  
    
     if( mNumVertices>0 && numEff>0 && numTex>0 )


  		




  ......




  832
  831
  
    
       catch(IOException e)


  		




  833
  832
  
    
         {


  		




  834
  833
  
    
         android.util.Log.e("mesh", "IOException2 trying to read file: "+e.toString());


  		




  835
  
  
    
         return;


  		




  
  834
  
    
         return 0;


  		




  836
  835
  
    
         }


  		




  837
  836
  
    

  		




  838
  
  
    

  		




  839
  837
  
    
       ByteBuffer byteBuf = ByteBuffer.wrap(buffer);


  		




  840
  838
  
    
       FloatBuffer floatBuf = byteBuf.asFloatBuffer();


  		




  841
  839
  
    

  		




  842
  840
  
    
       floatBuf.get(tmp,0,size);


  		




  843
  
  
    

  		




  844
  
  
    
/*


  		




  845
  
  
    
for(int f=0; f<size; f++)


  		




  846
  
  
    
  {


  		




  847
  
  
    
  android.util.Log.e("mesh", "tmp "+f+": "+tmp[f]);


  		




  848
  
  
    
  }


  		




  849
  
  
    
*/


  		




  850
  
  
    

  		




  851
  841
  
    
       floatBuf.get(mVertAttribs1, 0, VERT1_ATTRIBS*mNumVertices);


  		




  852
  842
  
    
       floatBuf.get(mVertAttribs2, 0, VERT2_ATTRIBS*mNumVertices);


  		




  853
  
  
    
/*


  		




  854
  
  
    
for(int f=0; f<mNumVertices; f++)


  		




  855
  
  
    
  {


  		




  856
  
  
    
  android.util.Log.e("mesh", "vert "+f+": "+mVertAttribs1[9*f]+" "+mVertAttribs1[9*f+1]+" "+mVertAttribs1[9*f+2]+"   "+mVertAttribs1[9*f+3]+" "+mVertAttribs1[9*f+4]+" "+mVertAttribs1[9*f+5]+"   "+mVertAttribs1[9*f+6]+" "+mVertAttribs1[9*f+7]+" "+mVertAttribs1[9*f+8]);


  		




  857
  
  
    
  }


  		




  858
  
  
    
*/


  		




  
  843
  
    

  		




  859
  844
  
    
       TexComponent tex;


  		




  860
  845
  
    
       int index, texComp;


  		




  861
  846
  
    
       float x, y, z, w;


  		




  ......




  869
  854
  
    
         z= tmp[TEX_COMP_SIZE*texComp+3];


  		




  870
  855
  
    
         w= tmp[TEX_COMP_SIZE*texComp+4];


  		




  871
  856
  
    

  		




  872
  
  
    
//android.util.Log.e("mesh", "tex comp "+texComp+" index="+index+" x="+x+" y="+y+" z="+z+" w="+w);


  		




  873
  
  
    

  		




  874
  857
  
    
         tex = new TexComponent(index);


  		




  875
  858
  
    
         tex.setMap(new Static4D(x,y,z,w));


  		




  876
  859
  
    

  		




  ......




  881
  864
  
    
         {


  		




  882
  865
  
    
         index = (int)tmp[TEX_COMP_SIZE*texComp + effComp ];


  		




  883
  866
  
    
         mEffComponent.add(index);


  		




  884
  
  
    

  		




  885
  
  
    

  		




  886
  
  
    
//android.util.Log.e("mesh", "eff comp "+effComp+" index="+index);


  		




  887
  
  
    

  		




  888
  867
  
    
         }


  		




  889
  868
  
    
       }


  		




  
  869
  
    

  		




  
  870
  
    
     return BYTES_PER_FLOAT*( 4 + numEff+TEX_COMP_SIZE*numTex + VERT1_ATTRIBS*mNumVertices + VERT2_ATTRIBS*mNumVertices );


  		




  890
  871
  
    
     }


  		




  891
  872
  
    

  		




  892
  873
  
    
///////////////////////////////////////////////////////////////////////////////////////////////////


  		












  

    
      src/main/java/org/distorted/library/mesh/MeshFile.java
    
  





  25
  25
  
    

  		




  26
  26
  
    
public class MeshFile extends MeshBase


  		




  27
  27
  
    
{


  		




  
  28
  
    
   private int mBytes;


  		




  
  29
  
    

  		




  28
  30
  
    
///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  29
  31
  
    
/**


  		




  30
  32
  
    
 * Read mesh description from a file.


  		




  ......




  35
  37
  
    
    {


  		




  36
  38
  
    
    super();


  		




  37
  39
  
    

  		




  38
  
  
    
    read(stream);


  		




  
  40
  
    
    mBytes = read(stream);


  		




  39
  41
  
    
    }


  		




  40
  42
  
    

  		




  41
  43
  
    
///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  ......




  59
  61
  
    
   {


  		




  60
  62
  
    
   return new MeshFile(this,deep);


  		




  61
  63
  
    
   }


  		




  
  64
  
    

  		




  
  65
  
    
///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  
  66
  
    
/**


  		




  
  67
  
    
 * Return number of bytes read from the mesh file.


  		




  
  68
  
    
 */


  		




  
  69
  
    
  public int getNumBytes()


  		




  
  70
  
    
    {


  		




  
  71
  
    
    return mBytes;


  		




  
  72
  
    
    }


  		




  62
  73
  
    
}


  		












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