POV-Ray : Newsgroups : povray.binaries.images : Flat screen Server Time
12 Nov 2024 14:44:58 EST (-0500)
  Flat screen (Message 1 to 4 of 4)  
From: Colin B Maharaj
Subject: Flat screen
Date: 3 May 2011 03:55:01
Message: <web.4dbfb3c55c90753c189efc40@news.povray.org>
Got this many years ago as a CRT from...
Man### [at] munichnetsurfde  (1998)  17 inch Syncmaster
[Always credit the original :)]
and made a flat screen....
I wonder if anyone can help with the shadow on the screen :)
//------------------monitor2.inc------------
#declare flatscreen = version
#version 1.0



#declare Green_led = texture {
  pigment { color rgbf<0.0, 0.9, 0.0, 6.0> }
  finish {
    ambient 0
    diffuse 0.1
    reflection 0.1
    refraction 1
    ior 1.5
    phong 0.1
    phong_size 20
  }
}


#declare computerBlack = texture {
  pigment {color rgb <0.19647,0.19098,0.17529>}
  normal { bumps 0.1 scale 0.1 }
  finish { phong 0.5 }
}



//############################################################################
// Monitor: HANNS-G HB191D
// Creator : Colin B Maharaj
//############################################################################

#declare TYPICALFLATSCREEN =
union
{
  union
  {
   cylinder{<0, 0,0>,<0,25,0>,145}  // Base plate
    box{<-45,10,50>,<-25,125,-50>}  // Vertical suspension bar
    box{<-65,80,100>,<-40,100,-100>}  // Front Panel Menu

    difference
    {
      box{<-200, 95, -360>,<-230,420, 150>} // Monitor display area
      box{<-235,105, -350>,<-220,410, 140>} // cut out area #1
      box{<-235,100, -355>,<-229,415, 145>} // cut out area #2

      translate <160,0,100>

    }

    texture{computerBlack}
  }

  union
  {
    box{<-70,90,-82>,<-40,80,-88>}  // Front panel LED...
    texture{Green_led}             // ...coloured green
  }



  union
  {

    box {<-221,100,-355>,<-220,415,145>}
    texture
    {
      pigment
      {
        image_map {bmp "desktop.bmp"} //1440x900
        rotate <0,90,0>
        scale <1,310,490>
        translate <0,100,140>
      }
      ambient 0.3
    }
    translate <160,0,100>

  }
}
//---end---------------monitor2.inc------------

//---------------flat_screen.pov-------------------


#include "colors.inc"
include "metals.inc"

#include "monitor2.inc"


object{TYPICALFLATSCREEN  translate <260, 70, -10>   rotate <0,30,0> }

camera
{
  location <-3000,600,10>
  look_at <20,330,100>
  angle 20
}


plane{<0,1,0>,0// texture{color rgb<0.1, 0.21 0.5>}
 pigment
{
      checker color rgb<0.05, 0.16, 0.4> , rgb<0.10, 0.32 0.8>
 scale <300,300,300>
    }

}

light_source
{
 <-500,2000,500>
  color rgb <1.1, 1, 1>
  area_light <250, 0, 0>, <0, 0, 250>, 5, 5
  adaptive 1
  jitter
}

light_source
{ <-2500,2500,500>
  color rgb <1, 1.1, 1>
  area_light <250, 0, 0>, <0, 0, 250>, 5, 5
  adaptive 1
  jitter
}

light_source
{
 < 1000,2000,500>
  color rgb <1, 1, 1.1>
  area_light <250, 0, 0>, <0, 0, 250>, 5, 5
  adaptive 1
  jitter
}

light_source
{
 < -3000,600,10>
  color rgb <1, 1, 1.1>
  area_light <250, 0, 0>, <0, 0, 250>, 5, 5
  adaptive 1
  jitter
}

//// -- end -----flat_screen.pov------------


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flat_screen.png


 

From: Jaime Vives Piqueres
Subject: Re: Flat screen
Date: 3 May 2011 04:23:31
Message: <4dbfbb83$1@news.povray.org>

> texture { pigment { image_map {bmp "desktop.bmp"} //1440x900
> rotate<0,90,0> scale<1,310,490> translate<0,100,140> } ambient 0.3 }

   Change the "ambient 0.3" by "ambient 1", or better by "finish{ambient 
1}".

   Regards,

-- 
Jaime Vives Piqueres
		
La Persistencia de la Ignorancia
http://www.ignorancia.org


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From: Trevor G Quayle
Subject: Re: Flat screen
Date: 3 May 2011 15:00:00
Message: <web.4dc0501febb2232181c811d20@news.povray.org>
Jaime Vives Piqueres <jai### [at] ignoranciaorg> wrote:

> > texture { pigment { image_map {bmp "desktop.bmp"} //1440x900
> > rotate<0,90,0> scale<1,310,490> translate<0,100,140> } ambient 0.3 }
>
>    Change the "ambient 0.3" by "ambient 1", or better by "finish{ambient
> 1}".
>
>    Regards,
>
> --
> Jaime Vives Piqueres
>
> La Persistencia de la Ignorancia
> http://www.ignorancia.org

If you are using 3.7, this type of usage for ambient is better used with the new
'emission' keyword.

You may also want to add a value other than the default for 'diffuse' to help
control shadows as well.

-tgq


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From: Alain
Subject: Re: Flat screen
Date: 3 May 2011 17:08:52
Message: <4dc06ee4@news.povray.org>

> Got this many years ago as a CRT from...
> Man### [at] munichnetsurfde  (1998)  17 inch Syncmaster
> [Always credit the original :)]
> and made a flat screen....
> I wonder if anyone can help with the shadow on the screen :)
> //------------------monitor2.inc------------
> #declare flatscreen = version
> #version 1.0
>
>
>
> #declare Green_led = texture {
>    pigment { color rgbf<0.0, 0.9, 0.0, 6.0>  }
>    finish {
>      ambient 0
>      diffuse 0.1
>      reflection 0.1
>      refraction 1
>      ior 1.5
>      phong 0.1
>      phong_size 20
>    }
> }
>
>
> #declare computerBlack = texture {
>    pigment {color rgb<0.19647,0.19098,0.17529>}
>    normal { bumps 0.1 scale 0.1 }
>    finish { phong 0.5 }
> }
>
>
>
> //############################################################################
> // Monitor: HANNS-G HB191D
> // Creator : Colin B Maharaj
> //############################################################################
>
> #declare TYPICALFLATSCREEN =
> union
> {
>    union
>    {
>     cylinder{<0, 0,0>,<0,25,0>,145}  // Base plate
>      box{<-45,10,50>,<-25,125,-50>}  // Vertical suspension bar
>      box{<-65,80,100>,<-40,100,-100>}  // Front Panel Menu
>
>      difference
>      {
>        box{<-200, 95, -360>,<-230,420, 150>} // Monitor display area
>        box{<-235,105, -350>,<-220,410, 140>} // cut out area #1
>        box{<-235,100, -355>,<-229,415, 145>} // cut out area #2
>
>        translate<160,0,100>
>
>      }
>
>      texture{computerBlack}
>    }
>
>    union
>    {
>      box{<-70,90,-82>,<-40,80,-88>}  // Front panel LED...
>      texture{Green_led}             // ...coloured green
>    }
>
>
>
>    union
>    {
>
>      box {<-221,100,-355>,<-220,415,145>}
>      texture
>      {
>        pigment
>        {
>          image_map {bmp "desktop.bmp"} //1440x900
>          rotate<0,90,0>
>          scale<1,310,490>
>          translate<0,100,140>
>        }
>        ambient 0.3
>      }
>      translate<160,0,100>
>
>    }
> }
> //---end---------------monitor2.inc------------
>


Why do you use #version 1.0 ?

You would be much beter to use current syntax.
Remove that "refraction 1" and move the ior to it's proper place: the 
interior block.
filter 6 is prety strange...
in a pigment block, you don't need to use "color"

You can have this:
#declare Green_led = material{
	texture{ pigment{rgbf<0.5, 0.9, 0.5, 1>}
	finish{ambient 0 diffuse 0.1 reflection{0.1 0.5 fresnel}conserve_energy 
phong 0.1 phong_size 20}
	}
	interior{ior 1.5 fade_color <0.1, 1, 0.1> fade_distance 0.1 fade_power 
1001}
	}

Then, you can use emission 0.3 for the image on the screen.
It will continue to work if you use radiosity.


Alain


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