source: GTP/trunk/App/Demos/Illum/Ogre/Media/materials/GTPPostProc/GTPToneMap.compositor @ 2024

compositor GTP/PostProc/ToneMap
{
    technique
    {
        texture scene target_width target_height PF_FLOAT16_RGBA
        texture luminance 256 256 PF_FLOAT16_RGBA                       
        texture rt0 256 256 PF_FLOAT16_RGBA        
        texture rt1 256 256 PF_FLOAT16_RGBA
        texture rt2 128 128 PF_FLOAT16_RGBA
        texture rt3 32 32 PF_FLOAT16_RGBA
        texture rt4 8  8  PF_FLOAT16_RGBA
        texture rt5 2  2  PF_FLOAT16_RGBA
        
        target scene
        {
            input previous               
        }
        target luminance
        {
            input none           
            pass render_quad
            {
                material GTP/PostProc/Luminance
                input 0 scene
            }
        }
        target rt0
        {
            input none            
            pass render_quad
            {
                material GTP/PostProc/GlowBlurV
                input 0 luminance
            }
        } 
        target rt1
        {
            input none
            pass render_quad
            {
               material GTP/PostProc/GlowBlurH
                input 0 rt0                         
            }
        } 
        target rt2
        {
            input none
            pass render_quad
            {
               material GTP/PostProc/GlowBlurV
               input 0 rt1                          
            }
        } 
        target rt3
        {
            input none
            pass render_quad
            {
               material GTP/PostProc/GlowBlurH
               input 0 rt2                          
            }
        } 
        target rt4
        {
            input none
            pass render_quad
            {
               material GTP/PostProc/GlowBlurV
               input 0 rt3                          
            }
        } 
        target rt5
        {
            input none
            only_initial on
            pass clear
            {
            }
        }
        target rt5
        {
            input none            
            pass render_quad
            {
              clear
              {
                buffers depth
              }
              material GTP/PostProc/GlowBlurH_TB
              input 0 rt4                           
            }
        } 
        target_output
        {
          input none
          pass render_quad
          {
              material GTP/PostProc/ToneMap
              input 0 scene
              input 1 rt1
              input 2 luminance
              input 3 rt5                       
          }
        }
    }
}