Demonstration of crowd rendering with diversity in Pixar's Renderman

1. Golaem Crowd
Rendering crowds with Pixar’s RenderMan
Daniel Trusca – Golaem Crowd Lead Developer

2. Golaem Crowd
Easy to use
Powerful
Integrated in Maya
Golaem Crowd – Rendering Crowds with Pixar’s RenderMan 2

3. Golaem Crowd Customers
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4. Workflow
Per Prod
Assets Motions
Characters Definition & Shaders
Assets
Step 1: Assets Definition
Autodesk Maya
Step 2: Place
Step 3: Navigation
Per Shot
Simulation Geometry &
Step 4: Choreography
Asset Repartition
Step 5: Export
Rendering
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5. Workflow
Per Prod
Characters Motions Assets & Shaders
Step 1: Assets Definition
Autodesk Maya
Step 2: Place
Step 3: Navigation
Per Shot
Simulation Geometry &
Step 4: Choreography
Asset Repartition
Step 5: Export
Rendering
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6. Assets Definition
Crowd Diversity
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7. Character & Motions
Animation engine
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8. Crowd Simulation
Per Prod
Assets Motions
Characters Definition & Shaders
Assets
Step 1: Assets Definition
Autodesk Maya
Step 2: Place
Step 3: Navigation
Per Shot
Geometry &
Step 4: Choreography
Asset Repartition
Step 5: Export
Rendering
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9. Procedural Rendering
Simulation Cache Geometry Asset Repartition
GolaemCrowd Procedural
GolaemCrowd Procedural
Scene Description RIB
WorldBegin
...
Procedural "DynamicLoad"
RenderMan
["glmCrowdRendermanPlugin" ...][bbox]
WorldEnd
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10. Step5: Procedural Rendering
10k characters (19k faces each) on Core2 Quad 9550
Export RIB (& Bboxes) + particle cache (4MB): < 1min
Rendering PrMan – 1080p – 2 samples MBlur: 9min16s
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11. Designing RenderMan Shaders
Slim
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12. Shader Parameters
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13. Export Crowd Simulation
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14. Render with RenderMan Pro
Server
Export Maya scene to RIB file
Include Crowd RIB to scene RIB
Render the scene RIB
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15. Render with RenderMan Studio
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16. Fortress battle scene
Backdrop: > 6 million polygons
Complex shaders and lighting
5 500 characters
One camera shot – 840 frames
Explosions and smoke FX
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17. Fortress Battle Scene
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18. Fortress Battle Scene
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19. Crowd Rendering @ Home
1 rendering node
4 cores
15 – 25 minutes / frame
Total render time: 8 days!
1 day to finalize animation
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20. Crowd Rendering with
150 rendering nodes
Each node: 8 cores 16 GB RAM
25 min / frame
Total render time: 5 h
1 day to finalize animation
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21. Crowd Rendering with
Upload assets and rib for one test frame
Download results for approval
Upload data for the whole sequence (7 GB)
Download rendered frames (30 GB)
5 passes / frame
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22. That’s All Folks
Golaem Crowd 2.0
Meet us @ booth #745
Visit our website: http://www.golaem.com
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