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"Thorsten Froehlich" <nomail@nomail> wrote:
> "Fractracer" <lg.### [at] gmail com> wrote:
> > "Thorsten Froehlich" <nomail@nomail> wrote:
> > > "Fractracer" <lg.### [at] gmailcom> wrote:
> > > > I don't know if my question do go in this group. But...
> > > > Why rendering with medias are slower with pov3.7, more then two times longer
as
> > > > with pov3.6? I use rarely the 3.7 version.
> > >
> > > My crystal ball suggests that a black wizard inside your computer makes media
> > > slower for you.
> > >
> > > No serious: You make a generic claim without any additional information. How is
> > > anybody to offer any help with your problem if you do not even provide any means
> > > to replicate your specific problem?
> > >
> > > Thorsten
> >
> > Here the times for the same little scene:
> > V3.7
> > Render Time:
> > Photon Time: No photons
> > Radiosity Time: No radiosity
> > Trace Time: 0 hours 0 minutes 5 seconds (5.211 seconds)
> > using 2 thread(s) with 9.749 CPU-seconds total
> >
> >
> > V3.6
> > Total Scene Processing Times
> > Parse Time: 0 hours 0 minutes 0 seconds (0 seconds)
> > Photon Time: 0 hours 0 minutes 0 seconds (0 seconds)
> > Render Time: 0 hours 0 minutes 8 seconds (8 seconds)
> > Total Time: 0 hours 0 minutes 8 seconds (8 seconds)
> > CPU time used: kernel 1.15 seconds, user 7.02 seconds, total 8.17 seconds
> > Render averaged 37580.50 PPS over 307200 pixels
> >
> > In this simple scene you can see that the rendering is slower with v3.7 (9.749
> > vs 8.17). If I use a big scene the difference increase.
> > The scene file used is the same.
> > I hope you have enough informations to understand my problem.
>
> How do the times help to replicate your problem? Please be specific! You say you
> have some scene and you claim its media is slower, how did you determine media
> is the problem? Do all media scenes render slower? You need to provide a minimal
> sample scene, assuming you can actually replicate the problem and show that it
> is media related.
>
> Thorsten
At fisrt I ask this to know if it is a common problem, already seen, or if it is
made by me. For the scene below the times are: 105 secondes with pov3.6 and 450
secondes with 3.7.
I use Pov with win7. I have check the render priority, they are both to normal.
global_settings {
assumed_gamma 1.2
max_trace_level 5
}
camera {
location <-30, 22, -27>
right <4/3, 0, 0>
look_at <2, 6, 0>
angle 90/1.2
}
light_source {
<0, 25, -10>
color rgb 1
spotlight
point_at <2.5, 0, 2.5>
radius 50
tightness 5
falloff 60
}
light_source {
<200, 45, 200>
color rgb <1,1,0>*2
spotlight
point_at <250, 40, 205>
radius 10
tightness 5
falloff 16
}
light_source {
<-1500,50,5000>
color rgb 4.5
looks_like {
sphere { 0*x, 50 pigment {color <1,1,0> } }
}
photons {
refraction on
reflection on
area_light
}
}
#declare My_Texture_1 = texture {
pigment {
color rgb <1, 0.75, 0.33>
//filter 0.4 transmit 0.36
}
finish {
diffuse 0.51
phong 0
phong_size 0
reflection 0.125
}
}
box {<-50, -5, -50> <50, -4, 50>
texture { My_Texture_1 }
}
#declare F1 = finish {
diffuse 0.5
reflection 0.95
}
#declare My_Texture_2 = texture {
pigment {
color rgb <1, 0.9, 0.7>
filter 0.4 transmit 0.36
}
finish {F1}
}
#declare R = 4;
#declare S = 1;
#declare P1 = pigment {rgbt <1,1,1,1>}
#declare I1 = interior{
media{
emission 1
density{
cylindrical
turbulence 0.321
density_map{
[0 rgb 0]
[0.4 rgb <0,0,1>]
[0.8 rgb <0,1,1>]
[1 rgb 1]
}
}
}
}
#declare I2 = interior{
media{
emission 1
density{
spherical
density_map{
[0 rgb 0]
[0.4 rgb <1,0,0>]
[0.8 rgb <1,1,0>]
[1 rgb 1]
}
}
}
}
#local C = 10;
#declare OB1 = union {
sphere { 0,1 hollow pigment{P1} interior{I2} scale R translate <10,0,10> }
sphere { 0,1 hollow pigment{P1} interior{I2} scale R translate <-10,0,-10> }
sphere { 0,1 hollow pigment{P1} interior{I2} scale R translate <10,0,-10> }
sphere { 0,1 hollow pigment{P1} interior{I2} scale R translate <-10,0,10> }
sphere { 0,1 hollow pigment{P1} interior{I1} scale R translate <-10,20,-10> }
sphere { 0,1 hollow pigment{P1} interior{I1} scale R translate <+10,20,-10>
}
sphere { 0,1 hollow pigment{P1} interior{I1} scale R translate <-10,20,+10> }
sphere { 0,1 hollow pigment{P1} interior{I1} scale R translate <+10,20,+10>
}
cylinder { <-C, 0, -C>, <+C, 0, -C>, S texture { My_Texture_2 } }
cylinder { <+C, 0, -C>, <+C, 0, +C>, S texture { My_Texture_2 } }
cylinder { <+C, 0, +C>, <-C, 0, +C>, S texture { My_Texture_2 } }
cylinder { <-C, 0, +C>, <-C, 0, -C>, S texture { My_Texture_2 } }
cylinder { <-C, 20, -C>, <+C, 20, -C>, S texture { My_Texture_2 } }
cylinder { <+C, 20, -C>, <+C, 20, +C>, S texture { My_Texture_2 } }
cylinder { <+C, 20, +C>, <-C, 20, +C>, S texture { My_Texture_2 } }
cylinder { <-C, 20, +C>, <-C, 20, -C>, S texture { My_Texture_2 } }
cylinder { <-C, 0, -C>, <-C, 20, -C>, S texture { My_Texture_2 } }
cylinder { <-C, 0, +C>, <-C, 20, +C>, S texture { My_Texture_2 } }
cylinder { <+C, 0, +C>, <+C, 20, +C>, S texture { My_Texture_2 } }
cylinder { <+C, 0, -C>, <+C, 20, -C>, S texture { My_Texture_2 } }
}
object {
OB1
finish {F1}
photons{
target 1.40 // spacing multiplier for photons hitting the object
refraction on
reflection on
}
}
background { color rgb < 0.078 , 0.361 , 0.53>/4 }
#declare ressort = blob {
threshold 0.4
#local a = 0.85;
#local b = 0.25;
#local h = 0.25;
#local st = -5*pi; //-4*pi
#while (st < 5*pi) // 8*pi
#local xa = a * cos(st);
#local ya = b * sin(st);
#local za = h * st;
sphere {
<xa, ya, za>, 0.15, 0.8
}
#local st = st +0.025;
#end
pigment {rgbt 1}
hollow
}
object {
ressort
scale <1.7,3,1.7>
rotate x*90
translate <-10,10,10>
}
object {
ressort
scale <1.7,3,1.7>
rotate x*90
translate <10,10,-10>
}
object {
ressort
scale <1.5,3,1.5>
rotate x*90
translate <-10,10,-10>
}
object {
ressort
scale <2,3,2>
rotate x*90
translate <10,10,10>
}
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