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Poser - OFFICIAL F.A.Q (Last Updated: 2025 Feb 13 7:03 am)



Subject: Light shows in Poser 8 preview but not after rendering. Why?


Michaelab ( ) posted Sun, 22 April 2012 at 8:50 AM · edited Thu, 13 February 2025 at 10:57 AM

file_480683.jpg

Hi,

I have Poser 8 and am continually having this problem with lights. Attached you see a spotlight pointed directly at a face and you can see the settings for that light.

However, when I render no light shows on the face. Any idea why?

Guess I have to upload the two other images in the subsequent posts so you can see all the settings and render.


Michaelab ( ) posted Sun, 22 April 2012 at 8:51 AM

file_480684.jpg

properties settings


Michaelab ( ) posted Sun, 22 April 2012 at 8:51 AM

file_480685.jpg

render


wimvdb ( ) posted Sun, 22 April 2012 at 8:57 AM

I think your distance is too low (9.5). It is a linear falloff and looking at the position of your spot, there probably is very little light left.

P8 preview mode is not very good. You could try turning HW Shading on to see if it gives better results (in Render Settings, Preview tab)

 


hborre ( ) posted Sun, 22 April 2012 at 8:59 AM

I am assuming you did this already, did you actually set the spot light to Point At... face?


SamTherapy ( ) posted Sun, 22 April 2012 at 9:13 AM

Here's one that's not been asked...

How are the settings for the light in the Material Room?  It's possible to have a light show in Preview but if the Material settings are Black for Diffuse and Black for Specular, it won't render.  

I use it all the time for lighting Previews without having to delete or switch off lights when I render.

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bagginsbill ( ) posted Sun, 22 April 2012 at 9:47 AM · edited Sun, 22 April 2012 at 9:51 AM

Falloff = 9.5 people. Now which of you knows why that doesn't tell us much, but it's important to know.

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9.5 what? Feet? Meters? PNU? mm?

Anyway, whatever is farther than 9.5 is not lit.

This is a stupid feature from a previous century that should not be used.

Set your light to inverse square falloff. You want lights to behave like lights, then configure them to act like lights, instead of hackery from the 20th century.

According to the XYZ position, the light is about 9.39 from the center of the world. Assume the face is right at the center. Since the light intensity goes to 0 at 9.5, and the starting intensity is 94%, the intensity at 9.39 is around 1.1%, not 94%.


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wimvdb ( ) posted Sun, 22 April 2012 at 10:39 AM

What I said...

 


bagginsbill ( ) posted Sun, 22 April 2012 at 12:34 PM

I agree you said it first. I was responding to hborre and Sam who made further suggestions despite the fact that you already nailed it. I assumed it meant they did not understand what you wrote. So I explained it further.


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Michaelab ( ) posted Mon, 23 April 2012 at 10:43 AM

file_480754.jpg

Thank you, bagginsbill, but "Set your light to inverse square falloff. "? Where do I set that option? I have Poser 8. Not seeing it.

To wimvbd, attached is a screenshot of my render settings. Not sure if I can do what you say. I get two messages: one in red saying "Hardware shading is not supported" and then at the bottom of the window it says: "Open GL hardware shading is supported".


vilters ( ) posted Mon, 23 April 2012 at 10:51 AM

@Michael, your screengrab is not from the render settings; That screen shows the Preview settings.

The render settings are under the Firefly tab.

"inverse square falloff" is for the light.

it is one of the ways the light behaves, so look under the properties tab for that light.

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wimvdb ( ) posted Mon, 23 April 2012 at 10:51 AM

Quote - Thank you, bagginsbill, but "Set your light to inverse square falloff. "? Where do I set that option? I have Poser 8. Not seeing it.

To wimvbd, attached is a screenshot of my render settings. Not sure if I can do what you say. I get two messages: one in red saying "Hardware shading is not supported" and then at the bottom of the window it says: "Open GL hardware shading is supported".

It looks like you have a videocard which does not support this. (maybe an older graphics card or a laptop). So this is not an option for you.

Filling in for BB: You can find Inverse Square Falloff under the properties of the light (spot and point) under the title Attenuation. It is default set at Constant and can be set to linear or inverse square off. This is the amount the light intensity decreases with distance

 


wimvdb ( ) posted Mon, 23 April 2012 at 10:58 AM · edited Mon, 23 April 2012 at 10:58 AM

Quote - @Michael, your screengrab is not from the render settings; That screen shows the Preview settings.

The render settings are under the Firefly tab.

"inverse square falloff" is for the light.

it is one of the ways the light behaves, so look under the properties tab for that light.

Tony - he has the right screencap - I was telling him to check the preview render settings. That is what he did

 


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