Golaem CrowdGolaem CrowdRendering crowds with Pixar’s RenderManRendering crowds with Pixar’s RenderMan

Daniel Trusca – Golaem Crowd Lead Developer

Golaem CrowdGolaem Crowd

Golaem Crowd – Rendering Crowds with Pixar’s RenderMan

Easy to usePowerfulIntegrated in Maya

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Golaem Crowd CustomersGolaem Crowd Customers

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WorkflowWorkflow

Golaem Crowd – Rendering Crowds with Pixar’s RenderMan

Rendering

Step 4: Choreography

Step 3: Navigation

Autodesk Maya

Step 2: Place

Step 5: Export

Step 1: Assets Definition

Characters Motions Assets & Shaders

Per ProdPer Shot Geometry &

Asset Repartition

Assets Definition

Simulation

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WorkflowWorkflow

Golaem Crowd – Rendering Crowds with Pixar’s RenderMan

Rendering

Step 4: Choreography

Step 3: Navigation

Autodesk Maya

Step 2: Place

Step 5: Export

Step 1: Assets Definition

Characters Motions Assets & Shaders

Per ProdPer Shot Geometry &

Asset Repartition

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Simulation

Assets DefinitionAssets Definition

Crowd Diversity

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Character & MotionsCharacter & Motions

Animation engine

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Crowd SimulationCrowd Simulation

Golaem Crowd – Rendering Crowds with Pixar’s RenderMan

Rendering

Step 4: Choreography

Step 3: Navigation

Autodesk Maya

Step 2: Place

Step 1: Assets Definition

Characters Motions Assets & Shaders

Per ProdPer Shot Geometry &

Asset Repartition

Step 5: Export

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Assets Definition

Procedural RenderingProcedural Rendering

Scene Description RIB

WorldBegin...Procedural "DynamicLoad" ["glmCrowdRendermanPlugin" ...][bbox]WorldEnd

GolaemCrowd Procedural

RenderMan

GolaemCrowd Procedural

Geometry Asset RepartitionSimulation Cache

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Step5: Procedural RenderingStep5: Procedural Rendering

10k characters (19k faces each) on Core2 Quad 9550Export RIB (& Bboxes) + particle cache (4MB): < 1min Rendering PrMan – 1080p – 2 samples MBlur: 9min16s

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Designing RenderMan ShadersDesigning RenderMan Shaders

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Slim

Shader ParametersShader Parameters

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Export Crowd SimulationExport Crowd Simulation

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Render with RenderMan Pro Render with RenderMan Pro ServerServer

Export Maya scene to RIB fileInclude Crowd RIB to scene RIBRender the scene RIB

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Render with RenderMan StudioRender with RenderMan Studio

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FortressFortress battlebattle scenescene

Backdrop: > 6 million polygons

Complex shaders and lighting

5 500 characters

One camera shot – 840 frames

Explosions and smoke FX

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Fortress Battle SceneFortress Battle Scene

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Fortress Battle SceneFortress Battle Scene

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Crowd Rendering @ HomeCrowd Rendering @ Home

1 rendering node 4 cores15 – 25 minutes / frameTotal render time: 8 days!

1 day to finalize animation

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Crowd Rendering with Crowd Rendering with

150 rendering nodesEach node: 8 cores 16 GB RAM25 min / frameTotal render time: 5 h

1 day to finalize animation

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Crowd Rendering with 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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That’s All FolksThat’s All Folks

Golaem Crowd – Rendering Crowds with Pixar’s RenderMan

Golaem Crowd 2.0

Meet us @ booth #745Visit our website: http://www.golaem.com

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