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Revision 667a1ad9

Added by Leszek Koltunski over 7 years ago

improve Postprocessing; new icon; minor things.

View differences:

src/main/res/raw/post_fragment_shader.glsl
22 22 
varying vec2 v_TexCoordinate;
23 23 
uniform sampler2D u_Texture;
24 24 
uniform vec2 u_objD;
25 
uniform int pNumEffects;                   // total number of postprocessing effects
25 
uniform int pNumEffects;                 // total number of postprocessing effects
26 26 

  		




  27
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#if NUM_POSTPROCESS>0


  		




  28
  
  
    
uniform int pType[NUM_POSTPROCESS];        // their types.


  		




  29
  
  
    
uniform vec4 pUniforms[2*NUM_POSTPROCESS]; // i-th effect is 2 consecutive vec4's: [2*i], [2*i+1].


  		




  
  28
  
    
uniform int pType[NUM_POSTPROCESS];      // their types.


  		




  
  29
  
    
uniform vec4 pUniforms[NUM_POSTPROCESS]; // i-th effect is 1 vec4: [i].


  		




  30
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  31
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//////////////////////////////////////////////////////////////////////////////////////////////


  		




  32
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// BLUR EFFECT


  		




  33
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  34
  
  
    
void blur(out vec4 pixel)


  		




  
  34
  
    
void blur(out vec4 pixel,float radius)


  		




  35
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  {


  		




  36
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  pixel = vec4(0.0);


  		




  37
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  38
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  float blurSizeH = 1.0 / u_objD.x;


  		




  39
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  float blurSizeV = 1.0 / u_objD.y;


  		




  
  40
  
    
  float denom     = 1.0 / ((2.0*radius+1.0)*(2.0*radius+1.0));


  		




  40
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  41
  
  
    
  for (float x = -4.0; x <= 4.0; x+=1.0)


  		




  42
  
  
    
    for (float y = -4.0; y <= 4.0; y+=1.0)


  		




  
  42
  
    
  for (float x = -radius; x <= radius; x+=1.0)


  		




  
  43
  
    
    for (float y = -radius; y <= radius; y+=1.0)


  		




  43
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      {


  		




  44
  
  
    
      pixel += texture2D( u_Texture, vec2(v_TexCoordinate.x + x * blurSizeH, v_TexCoordinate.y + y * blurSizeV) ) / 81.0;


  		




  
  45
  
    
      pixel += texture2D( u_Texture, vec2(v_TexCoordinate.x + x*blurSizeH, v_TexCoordinate.y + y*blurSizeV) ) *denom;


  		




  45
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      }


  		




  46
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  }


  		




  47
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  ......




  56
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#if NUM_POSTPROCESS>0


  		




  57
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  for(int i=0; i<pNumEffects; i++)


  		




  58
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    {


  		




  59
  
  
    
    if( pType[i]==BLUR ) blur(pixel);


  		




  
  60
  
    
    if( pType[i]==BLUR ) blur(pixel,pUniforms[i].x);


  		




  60
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    }


  		




  61
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#endif


  		




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