User Tools

Site Tools


ambient_occlusion_maps_knald_1.2

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
Next revision
Previous revision
ambient_occlusion_maps_knald_1.2 [2016/10/10 21:22]
adavies [The Image Ambient Occlusion Group's Settings]
ambient_occlusion_maps_knald_1.2 [2017/05/23 03:49] (current)
Line 2: Line 2:
 The Ambient Occlusion maps within Knald are generated on the fly from the Normal & Height Maps provided by [[the_integrator_knald_1.2|The Integrator.]] They are adjustable in real time and produce extremely high quality and clean results that rival baked AO at 600+ rays. The Ambient Occlusion maps within Knald are generated on the fly from the Normal & Height Maps provided by [[the_integrator_knald_1.2|The Integrator.]] They are adjustable in real time and produce extremely high quality and clean results that rival baked AO at 600+ rays.
  
-You can also generate Ambient Occlusion from high to low polygonal meshes via [[the_baker_knald|The Baker]].+You can also generate Ambient Occlusion from high to low polygonal meshes via [[the_baker_knald_1.2|The Baker]].
  
 [{{https://​s3.amazonaws.com/​docs.knaldtech.com/​docuwiki/​ao_knald_settings_1.2.png?​950|Image,​ Mesh & Baker Ambient Occlusion Settings}}] [{{https://​s3.amazonaws.com/​docs.knaldtech.com/​docuwiki/​ao_knald_settings_1.2.png?​950|Image,​ Mesh & Baker Ambient Occlusion Settings}}]
Line 27: Line 27:
 **AO Scale:** The strength of the image based AO, irrespective of the Global Intensity slider. **AO Scale:** The strength of the image based AO, irrespective of the Global Intensity slider.
  
-**Activate** This check box is a toggle to enable and disable Low Poly Ambient Occlusion via an imported mesh.+**Activate ​Mesh AO** This check box is a toggle to enable and disable Low Poly Ambient Occlusion via an imported mesh. 
 + 
 +**Weighting:​** A choice between different methods of occluder weighting. 
 +  * **Cosine:** Each sample is weighted by it's cosine to the normal. 
 +  * **Uniform Clamped:** A uniform weighting of visible directions gives the percentage of visible surface area on the hemisphere. 
 +  * **Uniform Unclamped:​** Corresponds to projection of visibility onto the first spherical harmonic band L=0. 
 + 
 + 
 +[{{https://​s3.amazonaws.com/​docs.knaldtech.com/​docuwiki/​buck_head_ao_cosine_clamped_unclamped.jpg?​nolink&​1150|The difference between the three weighting methods for AO within Knald. Cosine (left), Uniform Clamped (middle) & Uniform Unclamped (right).}}]
  
 **Opacity:​** The level of opacity used when mixing the Low Poly Ambient Occlusion with the image based Ambient Occlusion. **Opacity:​** The level of opacity used when mixing the Low Poly Ambient Occlusion with the image based Ambient Occlusion.
Line 44: Line 52:
 [{{https://​s3.amazonaws.com/​docs.knaldtech.com/​docuwiki/​ao_baker_knald_1.2.png?​nolink|Baker Ambient Occlusion}}] [{{https://​s3.amazonaws.com/​docs.knaldtech.com/​docuwiki/​ao_baker_knald_1.2.png?​nolink|Baker Ambient Occlusion}}]
  
-\\ \\ \\ \\ \\ \\ \\ \\ \\+\\ \\ \\ \\ \\ \\ \\ \\ \\ \\
  
 **Weighting:​** A choice between different methods of occluder weighting. **Weighting:​** A choice between different methods of occluder weighting.
   * **Cosine:** Each sample is weighted by it's cosine to the normal.   * **Cosine:** Each sample is weighted by it's cosine to the normal.
-  * **Uniform Clamped:​** ​The bent normal represents the expectation for the distribution ​of visible directions. +  * **Uniform Clamped:​** ​A uniform weighting ​of visible directions ​gives the percentage of visible surface area on the hemisphere
-  * **Uniform Unclamped:​** Corresponds to projection of visibility onto second ​spherical harmonic band L=1.+  * **Uniform Unclamped:​** Corresponds to projection of visibility onto the first spherical harmonic band L=0.
  
 **Ignore Backface Hits** Checking this option ignores backface ray hits, which is useful in instances where you are using floating geometry on the High Poly mesh.  **Ignore Backface Hits** Checking this option ignores backface ray hits, which is useful in instances where you are using floating geometry on the High Poly mesh. 
ambient_occlusion_maps_knald_1.2.1476134578.txt.gz · Last modified: 2017/05/23 03:49 (external edit)