Frostbite Rendering Architecture and Real-time Procedural Shading & Texturing Techniques (GDC 2007)

Johan Andersson, Rendering Architect, DICE Natalya Tatarchuk, Staff Research Engineer, 3D Application Research Group, AMD Graphics Products Group 2.5 Rendering Architecture and Real-time Procedural Shading & Texturing Techniques

Outline ,[object Object],[object Object],[object Object],[object Object]

Complex Games of Tomorrow Demand High Details and Lots of Attention ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why Do We Care About Procedural Generation? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Procedural Helps You Avoid the Resolution Problem ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Where Did That Tank Go? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Let’s Not Forget About Interactivity! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Procedural Techniques: Now! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Frostbite? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Battlefield: Bad Company

Battlefield: Bad Company movie ,[object Object]

Battlefield: Bad Company features ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Frostbite design ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Frostbite concepts ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Rendering systems overview Game renderer World renderer UI Shading system Direct3D / libGCM Meshes Particles Undergrowth Sky Decals Terrain

Shading system ,[object Object],[object Object],[object Object],[object Object]

Shading system backends ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

High-level shading states ,[object Object],[object Object],[object Object]

High-level state examples ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

High-level state benefits ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Surface shaders ,[object Object],[object Object],[object Object]

Surface shaders vs pixel shaders ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Surface shader nodes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Surface shader complexity ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Surface shader complexity (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Shader complexity solutions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Instance shaders ,[object Object],[object Object],[object Object],[object Object],[object Object]

StandardRoot instance shader ,[object Object],[object Object],[object Object],[object Object],[object Object]

ObjectGm instance shader ,[object Object],[object Object],[object Object],[object Object],Note: buggy editor screenshot, node should have few inputs

Shading system pipeline ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Shading system runtime ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Terrain ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Terrain (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Procedural shader splatting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Undergrowth ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Undergrowth generation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Surface shader graphs ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

All shader nodes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

World renderer ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

World renderer cull step ,[object Object],[object Object],[object Object]

World renderer multi-threading ,[object Object],[object Object],[object Object],Cull 1 Build 1 Render 1 Render 2 FRAME 1 FRAME 2 Cull 2 Build 2

World build step ,[object Object],[object Object],[object Object],[object Object],[object Object]

World render step ,[object Object],[object Object],[object Object],[object Object]

Lights & Shadows ,[object Object],[object Object],[object Object],[object Object]

Outdoor lighting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Practical Example: Mountains Generation and Realistic Snow Accumulation

Use fBm to Generate Mountain Terrain ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Controlling Snow Accumulation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What If We Don’t Use Noise? ,[object Object]

Break Up the Monotony ,[object Object]

If You Want to Know More… ,[object Object],[object Object],[object Object],[object Object],[object Object]

Other Procedural Techniques ,[object Object],[object Object],[object Object]

Questions? Contact: [email_address] [email_address]

Frostbite Rendering Architecture and Real-time Procedural Shading & Texturing Techniques (GDC 2007)

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Frostbite Rendering Architecture and Real-time Procedural Shading & Texturing Techniques (GDC 2007)