# MegaWorld Documentation

## Docs

- [Additional Spawn Settings](https://docs.abberia.com/megaworld/general-settings/additional-spawn-settings.md): Control how often a prototype wins selection during spawning
- [Spawn Detail Settings](https://docs.abberia.com/megaworld/general-settings/spawn-detail-settings.md): Control density and variation when MegaWorld writes Unity Terrain Details
- [Terrain Detail Settings](https://docs.abberia.com/megaworld/general-settings/terrain-detail-settings.md): Current terrain detail options in MegaWorld and what changed from the older documentation
- [Get Started](https://docs.abberia.com/megaworld/get-started.md): Choose your first MegaWorld tutorial based on the tool you want to use.
- [Advanced Object Brush — Getting Started](https://docs.abberia.com/megaworld/getting-started/advanced-object-brush.md): Paint GameObjects directly in the scene view using the Advanced Object Brush.
- [Advanced Object Stamper — Getting Started](https://docs.abberia.com/megaworld/getting-started/advanced-object-stamper.md): Spawn your first GameObjects across a terrain using the Advanced Object Stamper in just a few steps.
- [Brush Erase — Getting Started](https://docs.abberia.com/megaworld/getting-started/brush-erase.md): Remove placed objects and terrain details from the scene using a brush.
- [Brush Modify — Getting Started](https://docs.abberia.com/megaworld/getting-started/brush-modify.md): Modify the transform of already-placed objects using a brush and a stack of transform components.
- [Brush Physics — Getting Started](https://docs.abberia.com/megaworld/getting-started/brush-physics.md): Spawn physics-simulated objects with a brush and let them fall and settle onto the scene.
- [Edit — Getting Started](https://docs.abberia.com/megaworld/getting-started/edit.md): Select and modify individual placed objects in the scene using action-based mouse controls.
- [Explode Physics — Getting Started](https://docs.abberia.com/megaworld/getting-started/explode-physics.md): Spawn a burst of physics objects from a point and propel them outward using a physics force.
- [Grass Brush — Getting Started](https://docs.abberia.com/megaworld/getting-started/grass-brush.md): Paint grass and terrain detail layers interactively in the scene view using the Grass Brush.
- [Grass Stamper — Getting Started](https://docs.abberia.com/megaworld/getting-started/grass-stamper.md): Fill your terrain with grass and detail layers using the Grass Stamper in just a few steps.
- [Gravity Spawner — Getting Started](https://docs.abberia.com/megaworld/getting-started/gravity-spawner.md): Spawn objects with physics-driven gravity settling using the Gravity Spawner.
- [Working with MegaWorld Window](https://docs.abberia.com/megaworld/getting-started/megaworld-window.md): Learn how to open the MegaWorld Window and work with the Tools Panel, Selection Panel, and Settings Panel.
- [Physics Effects — Getting Started](https://docs.abberia.com/megaworld/getting-started/physics-effects.md): Apply physics forces to existing GameObjects in the scene by painting over them.
- [Pin — Getting Started](https://docs.abberia.com/megaworld/getting-started/pin.md): Place and interactively rotate and scale objects in one drag gesture using the Pin tool.
- [Precise Physics — Getting Started](https://docs.abberia.com/megaworld/getting-started/precise-physics.md): Spawn a single physics-simulated object at the exact cursor point and let it fall onto the surface.
- [Precise Place — Getting Started](https://docs.abberia.com/megaworld/getting-started/precise-place.md): Place individual objects with a live cursor-following preview and mouse-driven transform controls.
- [Spray Brush — Getting Started](https://docs.abberia.com/megaworld/getting-started/spray-brush.md): Paint GameObjects into the scene one at a time using a brush with simple filters and overlap checking.
- [Texture Brush — Getting Started](https://docs.abberia.com/megaworld/getting-started/texture-brush.md): Paint terrain textures interactively in the scene view using the Texture Brush.
- [Texture Stamper — Getting Started](https://docs.abberia.com/megaworld/getting-started/texture-stamper.md): Paint terrain textures across an area using the Texture Stamper.
- [Working with Data](https://docs.abberia.com/megaworld/getting-started/working-with-data.md): Learn how Groups, Resource Types, and Prototypes work in MegaWorld.
- [Aspect Filter](https://docs.abberia.com/megaworld/mask-filters/aspect-filter.md): Target terrain faces pointing in a specific cardinal or custom direction
- [Concavity Filter](https://docs.abberia.com/megaworld/mask-filters/concavity-filter.md): Target recessed or exposed terrain features like valleys and ridges
- [Expand Down Filter](https://docs.abberia.com/megaworld/mask-filters/expand-down-filter.md): Dilate the mask downward only, respecting terrain height
- [Expand Filter](https://docs.abberia.com/megaworld/mask-filters/expand-filter.md): Dilate the current mask outward in all directions
- [Height Filter](https://docs.abberia.com/megaworld/mask-filters/height-filter.md): Spawn within a defined height range with smooth falloff edges
- [Height Noise Filter](https://docs.abberia.com/megaworld/mask-filters/height-noise-filter.md): Height filter with noise applied to the boundaries for a natural, irregular look
- [Image Filter](https://docs.abberia.com/megaworld/mask-filters/image-filter.md): Use a custom texture as a spawn mask
- [Mask Operations Filter](https://docs.abberia.com/megaworld/mask-filters/mask-operations-filter.md): Apply mathematical operations to the current mask
- [Noise Filter](https://docs.abberia.com/megaworld/mask-filters/noise-filter.md): Add fractal noise to break up uniform spawn patterns
- [Overview](https://docs.abberia.com/megaworld/mask-filters/overview.md): Advanced GPU-based filter stack for controlling spawn areas using blendable masks
- [Slope Filter](https://docs.abberia.com/megaworld/mask-filters/slope-filter.md): Spawn within a defined terrain slope angle range
- [Smooth Filter](https://docs.abberia.com/megaworld/mask-filters/smooth-filter.md): Blur the current mask to soften hard edges between filters
- [Textures Filter](https://docs.abberia.com/megaworld/mask-filters/textures-filter.md): Restrict spawning to specific terrain texture layers
- [Overlap Check Settings](https://docs.abberia.com/megaworld/overlap-check-settings/overview.md): Prevent spawned objects from intersecting each other or clipping into scene geometry
- [MegaWorld](https://docs.abberia.com/megaworld/overview.md): A tool ecosystem for procedural generation, semi-procedural workflows, and manual level design
- [Polaris integration](https://docs.abberia.com/megaworld/polaris-integration.md): Use MegaWorld with Polaris Terrain and understand the current filter limitation
- [Brush preferences](https://docs.abberia.com/megaworld/preferences/brush-preferences.md): Set the global brush-size limit used by brush-based MegaWorld workflows
- [Brush visualization preferences](https://docs.abberia.com/megaworld/preferences/brush-visualization-preferences.md): Adjust how brush handles look in the MegaWorld scene view
- [Mask filter visualization preferences](https://docs.abberia.com/megaworld/preferences/mask-filter-visualization-preferences.md): Control how mask-filter previews are colorized and blended in the MegaWorld scene view
- [Overlap check preferences](https://docs.abberia.com/megaworld/preferences/overlap-check-preferences.md): Tune the global overlap-search size that MegaWorld uses when looking for nearby objects
- [Overview](https://docs.abberia.com/megaworld/preferences/overview.md): Configure advanced MegaWorld preference settings that affect visualization, raycasts, brushes, scatter, and overlap search
- [Raycast preferences](https://docs.abberia.com/megaworld/preferences/raycast-preferences.md): Configure the global raycast mode, max distance, and offset used by MegaWorld
- [Scatter preferences](https://docs.abberia.com/megaworld/preferences/scatter-preferences.md): Set the global scatter-system check limit used by scatter elements such as Random Point
- [Simple filter visualization preferences](https://docs.abberia.com/megaworld/preferences/simple-filter-visualization-preferences.md): Control how simple-filter previews are drawn in the MegaWorld scene view
- [Types and Prototypes](https://docs.abberia.com/megaworld/resource-types/overview.md): How MegaWorld organizes resources into Types and Prototypes for placement and painting
- [Terrain Object](https://docs.abberia.com/megaworld/resource-types/terrain-object.md): Place objects through MegaWorld's custom renderer for optimized large-scale scenes
- [Unity/GameObject](https://docs.abberia.com/megaworld/resource-types/unity-gameobject.md): Place standard Unity prefabs using the full MegaWorld placement stack
- [Unity/Terrain Detail](https://docs.abberia.com/megaworld/resource-types/unity-terrain-detail.md): Paint grass and mesh details on Unity Terrain using MegaWorld's detail placement tools
- [Unity/Terrain Texture](https://docs.abberia.com/megaworld/resource-types/unity-terrain-texture.md): Paint terrain texture layers on Unity Terrain using MegaWorld's filter and stamping tools
- [Failure Rate](https://docs.abberia.com/megaworld/scatter-system/failure-rate.md): Remove a percentage of existing scatter samples to make the result sparser
- [Overview](https://docs.abberia.com/megaworld/scatter-system/overview.md): Generate sample positions for placement tools using reusable scatter algorithms
- [Poisson Disc](https://docs.abberia.com/megaworld/scatter-system/poisson-disc.md): Generate evenly spaced samples by enforcing a minimum distance between them
- [Random Grid](https://docs.abberia.com/megaworld/scatter-system/random-grid.md): Generate samples from a grid layout with optional rotation and random offset
- [Random Point](https://docs.abberia.com/megaworld/scatter-system/random-point.md): Generate a random number of loose sample points inside the target area
- [Tiles](https://docs.abberia.com/megaworld/scatter-system/tiles.md): Generate samples from tile-like cells using a configurable cell size
- [Area](https://docs.abberia.com/megaworld/shared-settings/area-settings.md): Define the scene-space volume used by stamper tools.
- [Brush Settings](https://docs.abberia.com/megaworld/shared-settings/brush-settings.md): Control brush size, spacing, mask shape, and stroke behavior across brush-based MegaWorld tools
- [Layer Settings](https://docs.abberia.com/megaworld/shared-settings/layer-settings.md): Define which layers MegaWorld uses for raycasts and placement checks
- [Shared settings overview](https://docs.abberia.com/megaworld/shared-settings/overview.md): Learn the common settings blocks that are reused across many MegaWorld tools
- [Physics Effects Settings](https://docs.abberia.com/megaworld/shared-settings/physics-effects-settings.md): Configure force magnitude and direction randomness applied by PhysX Painter tools
- [Physics Transform Settings](https://docs.abberia.com/megaworld/shared-settings/physics-transform-settings.md): A transform stack used by physics-based MegaWorld tools before simulation begins
- [Position Offset](https://docs.abberia.com/megaworld/shared-settings/position-offset.md): Shift the spawn position along an axis before placement or physics simulation begins
- [Random Seed Settings](https://docs.abberia.com/megaworld/shared-settings/random-seed-settings.md): Control whether a placement pass uses a fixed seed or generates a fresh one
- [Simple Filter Settings](https://docs.abberia.com/megaworld/shared-settings/simple-filter-settings.md): A lightweight filter workflow for height, slope, and global fractal noise checks
- [Simple Transform Settings](https://docs.abberia.com/megaworld/shared-settings/simple-transform-settings.md): A lightweight transform stack for tools that do not use the full Transform Components workflow
- [Spacing](https://docs.abberia.com/megaworld/shared-settings/spacing.md): Set the minimum distance between consecutive placements in MegaWorld tools
- [Stamper Tool Controller](https://docs.abberia.com/megaworld/shared-settings/stamper-tool-controller.md): Main action and mode panel shared by stamper tools in MegaWorld
- [Success](https://docs.abberia.com/megaworld/shared-settings/success.md): Control how strongly a prototype competes during random prototype selection
- [Advanced Object Brush](https://docs.abberia.com/megaworld/tools/advanced-object-brush.md): Paint GameObjects and Terrain Objects directly in the scene with filters, scatter, transforms, and overlap checks
- [Advanced Object Brush](https://docs.abberia.com/megaworld/tools/advanced-object-brush-features.md): Overview of Advanced Object Brush features and capabilities
- [Advanced Object Brush Hotkeys](https://docs.abberia.com/megaworld/tools/advanced-object-brush-hotkeys.md): Keyboard shortcuts for the Advanced Object Brush tool
- [Advanced Object Stamper](https://docs.abberia.com/megaworld/tools/advanced-object-stamper.md): Spawn GameObjects and Terrain Objects inside a bounded area using filters, scatter, and prototype settings
- [Advanced Object Stamper](https://docs.abberia.com/megaworld/tools/advanced-object-stamper-features.md): Overview of Advanced Object Stamper features and capabilities
- [Brush Erase](https://docs.abberia.com/megaworld/tools/brush-erase.md): Remove placed objects and terrain details with a brush, using filter-based and per-prototype erase probability
- [Brush Modify](https://docs.abberia.com/megaworld/tools/brush-modify.md): Modify the transform of existing objects with a brush using a stack of transform components
- [Brush Modify Hotkeys](https://docs.abberia.com/megaworld/tools/brush-modify-hotkeys.md): Keyboard shortcuts for the Brush Modify tool
- [Brush Physics](https://docs.abberia.com/megaworld/tools/brush-physics.md): Spawn physics-simulated objects with a brush — they fall from above the surface and settle under gravity
- [Edit](https://docs.abberia.com/megaworld/tools/edit.md): Select individual placed objects in the scene and modify them with action-based mouse controls
- [Edit Hotkeys](https://docs.abberia.com/megaworld/tools/edit-hotkeys.md): Keyboard shortcuts for the Edit tool
- [Explode Physics](https://docs.abberia.com/megaworld/tools/explode-physics.md): Spawn a burst of physics objects at the cursor point and propel them outward or in random directions
- [Grass Brush](https://docs.abberia.com/megaworld/tools/grass-brush.md): Paint terrain detail layers interactively in the scene view using mask filters and per-prototype density settings
- [Grass Stamper](https://docs.abberia.com/megaworld/tools/grass-stamper.md): Fill terrain detail layers across a large area using mask filters, density settings, and per-prototype control
- [Grass Stamper](https://docs.abberia.com/megaworld/tools/grass-stamper-features.md): Overview of Grass Stamper features and capabilities
- [Gravity Spawner](https://docs.abberia.com/megaworld/tools/gravity-spawner.md): Spawn objects above a stamper area, simulate physics, and keep them where they land
- [Tools overview](https://docs.abberia.com/megaworld/tools/overview.md): Understand the two MegaWorld tool types and browse all available tools
- [Physics Effects](https://docs.abberia.com/megaworld/tools/physics-effects.md): Apply a physics force effect to existing GameObjects in the scene by painting over them
- [Pin](https://docs.abberia.com/megaworld/tools/pin.md): Place and interactively shape an object's rotation and scale by dragging from a pinned surface point
- [Precise Physics](https://docs.abberia.com/megaworld/tools/precise-physics.md): Spawn a single physics-simulated object at the exact cursor point and let it fall onto the surface
- [Precise Place](https://docs.abberia.com/megaworld/tools/precise-place.md): Place one object at a time with a live cursor-following preview, mouse action controls, and per-prototype offsets
- [Precise Place Hotkeys](https://docs.abberia.com/megaworld/tools/precise-place-hotkeys.md): Keyboard shortcuts for the Precise Place tool
- [Spray Brush](https://docs.abberia.com/megaworld/tools/spray-brush.md): Paint objects into the scene with a brush that places one object per stroke at a random offset within the brush radius
- [Texture Brush](https://docs.abberia.com/megaworld/tools/texture-brush.md): Paint terrain texture layers interactively in the scene view using mask filters and target strength control
- [Texture Stamper](https://docs.abberia.com/megaworld/tools/texture-stamper.md): Reference for all Texture Stamper settings and behavior
- [Texture Stamper](https://docs.abberia.com/megaworld/tools/texture-stamper-features.md): Overview of Texture Stamper features and capabilities
- [Additional Rotation](https://docs.abberia.com/megaworld/transform-components/additional-rotation.md): Apply a fixed Euler angle rotation offset on top of the object's existing rotation
- [Align](https://docs.abberia.com/megaworld/transform-components/align.md): Blend object rotation toward the surface normal for natural terrain-following placement
- [Cliffs Align](https://docs.abberia.com/megaworld/transform-components/cliffs-align.md): Rotate objects to face the cliff edge, useful for rocks with missing backside polygons
- [Cliffs Position](https://docs.abberia.com/megaworld/transform-components/cliffs-position.md): Push objects away from the cliff face along the surface normal direction
- [Overview](https://docs.abberia.com/megaworld/transform-components/overview.md): Modular components for controlling position, rotation, and scale at spawn time
- [Position Offset](https://docs.abberia.com/megaworld/transform-components/position-offset.md): Apply a random vertical (Y-axis) offset to the spawn position
- [Rotation](https://docs.abberia.com/megaworld/transform-components/rotation.md): Randomize object rotation on any combination of X, Y, and Z axes
- [Scale](https://docs.abberia.com/megaworld/transform-components/scale.md): Apply a random scale to spawned objects, either uniformly or per axis
- [Scale Clamp](https://docs.abberia.com/megaworld/transform-components/scale-clamp.md): Enforce minimum and maximum scale limits after all other scale components have run
- [Scale Fitness](https://docs.abberia.com/megaworld/transform-components/scale-fitness.md): Reduce object size when placement fitness is low
- [Slope Position](https://docs.abberia.com/megaworld/transform-components/slope-position.md): Sink objects lower on steeper slopes
- [Slope Scale](https://docs.abberia.com/megaworld/transform-components/slope-scale.md): Increase object scale on steeper slopes
- [Snap Rotation](https://docs.abberia.com/megaworld/transform-components/snap-rotation.md): Restrict object rotation to fixed angle increments
- [Tree Rotation](https://docs.abberia.com/megaworld/transform-components/tree-rotation.md): Y-axis dominant rotation for trees, with a chance of full 3D tilt
- [Get started with Sectorize](https://docs.abberia.com/rendererstack/getting-started/sectorize.md): Create sectors from terrain tiles and use Sectorize to stream terrain scenes around cameras.
- [Get started with Terrain Object Renderer](https://docs.abberia.com/rendererstack/getting-started/terrain-object-renderer.md): Learn the MegaWorld workflow, settings layout, prototypes, and scene settings for Terrain Object Renderer.
- [Extension](https://docs.abberia.com/rendererstack/global-settings/extension.md): Add optional Terrain Object Renderer extension tools such as converters and Snap To Object.
- [GameObject Converter](https://docs.abberia.com/rendererstack/global-settings/gameobject-converter.md): Convert prefab GameObjects to Terrain Object Renderer instances and convert renderer instances back to GameObjects.
- [Quality](https://docs.abberia.com/rendererstack/global-settings/quality.md): Control Terrain Object Renderer global render distance, shadows, and LOD bias.
- [Snap To Object](https://docs.abberia.com/rendererstack/global-settings/snap-to-object.md): Configure Snap To Object for resnapping Terrain Object Renderer instances to target surfaces.
- [Unity Terrain Tree Converter](https://docs.abberia.com/rendererstack/global-settings/unity-terrain-tree-converter.md): Convert Unity Terrain Tree data to Terrain Object Renderer data and back.
- [RendererStack](https://docs.abberia.com/rendererstack/overview.md): A modular renderer stack for optimized terrain-level rendering workflows.
- [RendererStack Preferences](https://docs.abberia.com/rendererstack/preferences/rendererstack-preferences.md): Configure shared RendererStack preferences used by Terrain Object Renderer.
- [Colliders](https://docs.abberia.com/rendererstack/prototype-settings/colliders.md): Configure generated colliders for Terrain Object Renderer prototypes.
- [Distance Culling](https://docs.abberia.com/rendererstack/prototype-settings/distance-culling.md): Limit prototype render distance and randomize culling distance per instance.
- [Frustum Culling Settings](https://docs.abberia.com/rendererstack/prototype-settings/frustum-culling-settings.md): Configure prototype bounds used by GPU frustum culling and additional shadow visibility.
- [LOD Group](https://docs.abberia.com/rendererstack/prototype-settings/lod-group.md): Configure per-prototype LOD fade, LOD distance randomization, and LOD bias.
- [Prototypes](https://docs.abberia.com/rendererstack/prototype-settings/prototypes.md): Understand Terrain Object Renderer prototype groups, prototype actions, and per-prototype settings.
- [Scripting](https://docs.abberia.com/rendererstack/prototype-settings/scripting.md): Attach custom per-instance scripts to Terrain Object Renderer prototypes.
- [Shadow](https://docs.abberia.com/rendererstack/prototype-settings/shadow.md): Configure prototype shadow distance and LOD shadow mapping.
- [Additional Data](https://docs.abberia.com/rendererstack/scene-settings/additional-data.md): Configure floating origin and directional light data used by Terrain Object Renderer.
- [Cameras](https://docs.abberia.com/rendererstack/scene-settings/cameras.md): Control which cameras render Terrain Object Renderer data and how each camera handles culling and LOD bias.
- [Scene Manager integration](https://docs.abberia.com/rendererstack/sectorize/scene-manager-integration.md): Understand how Sectorize registers generated sector scenes with the Scene Manager.
- [Sectorize settings overview](https://docs.abberia.com/rendererstack/sectorize/settings/overview.md): Learn how Sectorize settings are organized across sectors, scene settings, and streaming rules.
- [Sectors](https://docs.abberia.com/rendererstack/sectorize/settings/sectors.md): Create, review, delete, load, and unload Sectorize terrain sectors.
- [Streaming Rules](https://docs.abberia.com/rendererstack/sectorize/settings/streaming-rules.md): Configure how Sectorize loads, unloads, and caches terrain sectors around cameras.
- [Asynchronous Loading](https://docs.abberia.com/rendererstack/sectorize/streaming-rules/asynchronous-loading.md): Load Sectorize scenes over time with pauses between scene-load attempts.
- [Caching](https://docs.abberia.com/rendererstack/sectorize/streaming-rules/caching.md): Cache Sectorize scenes before unloading them fully.
- [Immediately Loading](https://docs.abberia.com/rendererstack/sectorize/streaming-rules/immediately-loading.md): Load nearby Sectorize scenes immediately in one frame.
- [Preventing Unloading](https://docs.abberia.com/rendererstack/sectorize/streaming-rules/preventing-unloading.md): Keep loaded Sectorize scenes alive near active cameras.
- [Settings overview](https://docs.abberia.com/rendererstack/settings/overview.md): Learn how Terrain Object Renderer settings are organized across global, scene, and prototype settings.
- [Tools overview](https://docs.abberia.com/rendererstack/tools/overview.md): Browse the current RendererStack tools and planned renderer workflows.
- [Sectorize](https://docs.abberia.com/rendererstack/tools/sectorize.md): Stream terrain scenes around active cameras using sector-based additive scene loading.
- [Terrain Object Renderer](https://docs.abberia.com/rendererstack/tools/terrain-object-renderer.md): Understand Terrain Object Renderer compatibility, limitations, rendering model, and when to use it.
- [Terrain Object Renderer](https://docs.abberia.com/rendererstack/tools/terrain-object-renderer-features.md): Overview of Terrain Object Renderer features and capabilities.
- [Get started with Sectorize](https://docs.abberia.com/sectorize/getting-started.md): Create sectors from terrain tiles and use Sectorize to stream terrain scenes around cameras.
- [Sectorize](https://docs.abberia.com/sectorize/overview.md): Stream terrain scenes around active cameras using sector-based additive scene loading.
- [Scene Manager integration](https://docs.abberia.com/sectorize/scene-manager-integration.md): Understand how Sectorize registers generated sector scenes with the Scene Manager.
- [Cameras](https://docs.abberia.com/sectorize/scene-settings/cameras.md): Control which cameras Sectorize uses for terrain sector streaming.
- [Sectorize settings overview](https://docs.abberia.com/sectorize/settings/overview.md): Learn how Sectorize settings are organized across sectors, scene settings, and streaming rules.
- [Sectors](https://docs.abberia.com/sectorize/settings/sectors.md): Create, review, delete, load, and unload Sectorize terrain sectors.
- [Streaming Rules](https://docs.abberia.com/sectorize/settings/streaming-rules.md): Configure how Sectorize loads, unloads, and caches terrain sectors around cameras.
- [Asynchronous Loading](https://docs.abberia.com/sectorize/streaming-rules/asynchronous-loading.md): Load Sectorize scenes over time with pauses between scene-load attempts.
- [Caching](https://docs.abberia.com/sectorize/streaming-rules/caching.md): Cache Sectorize scenes before unloading them fully.
- [Immediately Loading](https://docs.abberia.com/sectorize/streaming-rules/immediately-loading.md): Load nearby Sectorize scenes immediately in one frame.
- [Preventing Unloading](https://docs.abberia.com/sectorize/streaming-rules/preventing-unloading.md): Keep loaded Sectorize scenes alive near active cameras.

## OpenAPI Specs

- [openapi](https://docs.abberia.com/api-reference/openapi.json)