Cinematographer
nDisplay synchronisiert alle LED-Panels mit meiner Kamerabewegung. Die Perspektive auf dem LED-Wall ändert sich in Echtzeit – echter Parallax-Effekt ohne Greenscreen.
Unreal Engine technology for rendering synchronized content across multiple displays in virtual production LED volumes – manages cluster rendering, frustum warping, and camera tracking integration for in-camera visual effects (ICVFX) in film and broadcast.
What is nDisplay?
nDisplay is an Unreal Engine technology for synchronized multi-display rendering. It enables the display of virtual environments on LED volumes for In-Camera Visual Effects (ICVFX) in film and broadcast productions.
Basic Principle
| Aspect | Description |
|---|---|
| Engine | Unreal Engine |
| Function | Multi-Display Synchronization |
| Application | LED Volume, ICVFX |
| Core | Cluster Rendering |
Main Functions
| Function | Description |
|---|---|
| Cluster Rendering | Multiple GPUs synchronized |
| Frustum Tracking | Perspective follows camera |
| Warping | Distortion correction |
| Genlock | Frame synchronization |
Architecture
| Component | Role |
|---|---|
| Primary Node | Master control |
| Render Nodes | GPU cluster |
| nDisplay Config | Setup definitions |
| Sync | Timecode/Genlock |
Cluster Setup
| Element | Description |
|---|---|
| Viewports | Defined screen areas |
| Projection | Camera frustum matching |
| Overlap | Edge blending |
| Resolution | Per display segment |
Frustum Rendering
| Aspect | Description |
|---|---|
| Inner Frustum | Camera-visible area |
| Outer Frustum | Environment/Reflections |
| Tracking Data | Position, Rotation, Lens |
| Real-Time | < 10ms latency |
Hardware Requirements
| Component | Specification |
|---|---|
| GPUs | NVIDIA Quadro/RTX |
| Network | 10GbE minimum |
| Sync | NVIDIA Quadro Sync II |
| Nodes | Per LED section |
Typical Setup
| Size | Nodes | GPUs |
|---|---|---|
| Small | 2-4 | 4-8 |
| Medium | 6-10 | 12-20 |
| Large | 12-20+ | 24-40+ |
Integration
| System | Connection |
|---|---|
| Motion Capture | Position/Rotation |
| Camera Tracking | Mo-Sys, Ncam, Stype |
| LED Processor | Brompton, Megapixel |
| DMX | Lighting control |
Camera Tracking
| System | Description |
|---|---|
| Mo-Sys StarTracker | Infrared ceiling |
| Ncam | Marker-based |
| Stype | Sensor fusion |
| OptiTrack | Mocap-based |
Configuration
| File | Content |
|---|---|
| nDisplay Config | Cluster topology |
| Viewport Config | Display mapping |
| Projection Policy | Render settings |
| Calibration | Geometry correction |
Workflow
| Step | Description |
|---|---|
| 1 | Create config |
| 2 | Set up nodes |
| 3 | Calibration |
| 4 | Tracking integration |
| 5 | Load content |
Live Features
| Feature | Description |
|---|---|
| LiveLink | Tracking data stream |
| Remote Control | Parameter changes |
| Switchboard | Multi-user setup |
| Take Recorder | Performance capture |
ICVFX Specifics
| Element | Description |
|---|---|
| Color Correction | Per-display grading |
| Light Cards | Virtual light sources |
| Stage Geometry | LED wall mapping |
| Occlusion | Foreground masking |
Performance
| Aspect | Target |
|---|---|
| Framerate | 23.98-120 fps |
| Latency | < 2 frames |
| Sync | Frame-accurate |
| Resolution | 4K+ per viewport |
Challenges
| Problem | Solution |
|---|---|
| Latency | Optimized rendering |
| Sync drift | Genlock system |
| Calibration | Precise measurement |
| Content | LOD management |
Competition
| System | Manufacturer |
|---|---|
| nDisplay | Epic Games |
| Disguise | Disguise |
| TouchDesigner | Derivative |
| Notch | Notch |
Best Practices
| Practice | Reason |
|---|---|
| Dedicated nodes | Stable performance |
| Isolate network | No interference |
| Backup config | Quick recovery |
| Testing | Complete before shoot |
Today
nDisplay is the standard technology for Unreal Engine-based virtual production. The ability to render photorealistic environments synchronized on LED volumes has revolutionized film production. Projects like The Mandalorian have brought nDisplay and similar technologies into the mainstream.
From the crafts
Perspectives
Director
Mit nDisplay sehe ich die finale Umgebung während des Drehs. Kein Vorstellen von CGI mehr – alles ist live auf der Wand und im Sucher.
Producer
nDisplay ist der Kern moderner Virtual Production. Die Investition in Hardware und Expertise zahlt sich durch eliminierte Postproduktions-VFX aus.
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Related terms
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Quiz
1. Was beschreibt „nDisplay / Multi-Display-Rendering / Unreal-Anzeigesystem" am besten?
2. Zu welchem Department gehört „nDisplay / Multi-Display-Rendering / Unreal-Anzeigesystem"?
3. Wie viele verschiedene Fachperspektiven bietet dieser Eintrag?