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Revision 94f6d472

Added by Leszek Koltunski about 7 years ago

Make it more flexible; now it can run almost all apps on OpenGL 2.0 contexts; OpenGL 3.0 ( with GLSL 3.00) required for POSTPROCESSING.

View differences:

src/main/res/raw/blur2_fragment_shader.glsl
19 19 

  		




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precision lowp float;


  		




  21
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  22
  
    
#if __VERSION__ != 100


  		




  
  23
  
    
#define TEXTURE texture


  		




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in vec2 v_TexCoordinate;


  		




  23
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out vec4 fragColor;


  		




  
  26
  
    
#else


  		




  
  27
  
    
#define TEXTURE texture2D


  		




  
  28
  
    
varying vec2 v_TexCoordinate;


  		




  
  29
  
    
#endif


  		




  
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  24
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uniform sampler2D u_ColorTexture;


  		




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uniform sampler2D u_DepthTexture;


  		




  26
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uniform float u_Offsets[MAX_BLUR];


  		




  ......




  31
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void main()


  		




  33
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  {


  		




  34
  
  
    
  gl_FragDepth = 0.0;//texture(u_DepthTexture,v_TexCoordinate);


  		




  
  41
  
    
  gl_FragDepth = TEXTURE(u_DepthTexture,v_TexCoordinate).r;


  		




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  36
  
  
    
  vec4 pixel= texture(u_ColorTexture,v_TexCoordinate) * u_Weights[0];


  		




  
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  vec4 pixel= TEXTURE(u_ColorTexture,v_TexCoordinate) * u_Weights[0];


  		




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  for (int i=1; i<=u_Radius; i+=1)


  		




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    {


  		




  40
  
  
    
    pixel += ( texture(u_ColorTexture,vec2(v_TexCoordinate.x+u_Offsets[i],v_TexCoordinate.y)) +


  		




  41
  
  
    
               texture(u_ColorTexture,vec2(v_TexCoordinate.x-u_Offsets[i],v_TexCoordinate.y)) ) * u_Weights[i];


  		




  
  47
  
    
    pixel += ( TEXTURE(u_ColorTexture,vec2(v_TexCoordinate.x+u_Offsets[i],v_TexCoordinate.y)) +


  		




  
  48
  
    
               TEXTURE(u_ColorTexture,vec2(v_TexCoordinate.x-u_Offsets[i],v_TexCoordinate.y)) ) * u_Weights[i];


  		




  42
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    }


  		




  43
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  44
  
  
    
  fragColor = pixel;


  		




  
  51
  
    
#if __VERSION__ != 100


  		




  
  52
  
    
  fragColor    =


  		




  
  53
  
    
#else


  		




  
  54
  
    
  gl_FragColor =


  		




  
  55
  
    
#endif


  		




  
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  pixel;


  		




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  }


  		












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