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A quem interessar, o código para geração das três imagens relativas ao artigo pt:Cónicas é o seguinte (deve ser renderizado pelo Polyray, de Alexander Enzman).
viewpoint
{
from <-30,18,47>
at <0,6,-1>
angle 26
resolution 300,300
}
background <1,1,1>
light white,<0,10,-5>
spot_light white,<-70,20,0>,<-20,10,0>,64,46,40
// Cone semi-transparente que serve de base para ilustrar as secções.
define conecon object
{
cone <0,0,0>,9, <0,16,0>,0
texture
{
surface
{
color <0.6,0.6,0.6>
transmission .7,1
ambient .7
diffuse .4
brilliance .6
}
}
}
// Elipse
define elips1 object
{
object { box <-80,1,-80>,<80,1.1,80> translate <0,4,0> rotate <20,0,0> }
* object { conecon }
texture
{
surface
{
color <0.5,0.8,0.5>
ambient .4
diffuse .2
}
}
}
//Parábola - observar que o ângulo do triângulo que gera o cone
// foi arredondado para 74 graus
define parabol1 object
{
object { box <-80,1,-80>,<80,1.1,80> rotate <0,0,74> translate <1,0,0> }
* object { conecon }
texture
{
surface
{
color <0.5,0.8,0.5>
ambient .4
diffuse .2
}
}
}
//Hipérbole
define hiperb1 object
{
object { box <-80,1,-80>,<80,1.1,80> rotate <0,0,90> translate <-2,0,0> }
* object { conecon }
texture
{
surface
{
color <0.5,0.8,0.5>
ambient .4
diffuse .2
}
}
}
// Insira aqui os objectos que vão compor a cena.
Captions
Add a one-line explanation of what this file represents
{{Information |Description= Imagem importada da pt:wikipedia |Source= pt.wikipedia |Date= 7 set 2004 |Author= Marcelo Reis |Permission= GFDL |other_versions= }} {{GFDL-self}} Source: A quem interessar, o código para geração das três imagens relativ
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