🏔️ AutoTerrain Pro v1.5.0 — Ultimate Terrain Toolkit for Unity & VRChat A complete Unity plugin to generate, paint, optimize, and validate terrains for VRChat (Quest & PC Ready). 🔥 Key Features 🌄 Terrain Generation 5 Styles: Forest, Mountain, Volcano, Erosion, VRChat Clean. Live Resizing: Change size on the fly without losing height data. Presets: Small (Chill), Medium (Explore), Large (Mountain). Customization: Adjustable heightmap resolution (257/513/1025) and random seed. 🎨 HDRP Layers & Auto MaskMaps 1-Click AmbientCG Import: Loads textures and generates HDRP MaskMaps (Metal/AO/Smoothness) automatically. Smart Presets: Forest, Mountain, and Volcano layer setups. Preset System: Save/Load layer configurations via JSON. Reorderable Layers: Drag & drop to swap layer order instantly. 🖌️ Intelligent Auto-Paint Slope-Based Texturing: Automatically paints rock on cliffs and grass on flats. Smooth Transitions: Advanced slope fading and noise breakup to avoid artificial bands. Lock Zones: Protect manually painted areas from being overwritten. Built-in Blur: Softens alpha maps for a natural look. ✏️ SceneView Brush Direct Painting: Click and drag in the SceneView. 3 Modes: Texture Paint, Lock Paint, and Foliage Paint. Gradient Preview: See exactly how soft or hard your brush stroke will be. Shortcuts: Shift to erase, Ctrl to strengthen. 🌲 Foliage System Auto-Plant: Distribute trees and grass based on slope and height. Performance Presets: Quest, PC, and Ultra settings. Manual Brush: Add or erase foliage with the brush tool. Control: Adjust density, spacing, scale, and biome rules. ⚡ VRChat Optimization One-Click Presets: Instantly set terrain settings for Quest, PC, or Ultra. Full Control: Adjust Pixel Error, Draw Distances, and Density manually. Smart Pruning: Reduce tree counts based on a factor. Real-Time Warnings: Alerts if your terrain is too heavy for VRChat. ✅ Pre-Flight Validation (NEW v1.5) Full Scene Scan: Checks terrain, meshes, textures, lighting, physics, and VRC SDK setup. Quest Ready: Validates against known Quest limits (polygons, draw calls, texture memory). Pass/Fail Report: Get a clear status with specific recommendations. Copy to Clipboard: Export the full report for team review. 📊 Terrain Analyzer (NEW v1.5) Detailed Stats: View polygon count, texture memory usage, and layer info. Instant Feedback: Recommendations for optimization. 💾 Export & Import (NEW v1.5) Heightmap I/O: Export and Import terrain heightmaps as RAW binary files. Alphamap I/O: Export and Import texture layer data. Shareable: Easily share terrain data between projects. 🎯 Multi-Terrain & Custom Materials (NEW v1.5) Material Support: Assign custom shaders (HDRP/Lit, URP) to your terrain. Multi-Terrain Manager: List and switch between all terrains in your scene. Batch Actions: Clear foliage across multiple terrains at once. 🌐 Multi-Language Français 🇫🇷 | English 🇬🇧 | 日本語 🇯🇵 Switch languages with a single click. 💾 Auto-Save Settings Your window settings are saved automatically and persist across Unity sessions. 📋 Compatibility Unity Version Pipelines Target Platforms 2022.3+ Built-in / HDRP / URP VRChat Quest & PC 📦 Installation Import the AutoTerrainPro folder into your Assets/ directory. Open via Tools → AutoTerrain Pro. Assign an existing terrain or click Create Terrain. 💡 VRChat Tips Quest Limits: Stick to max 4 terrain layers, 513 heightmap resolution, and 1K/2K textures. PC Limits: You can go higher, but always check the Pre-Flight tab before building. Optimization: Use the Perf tab to apply safe defaults instantly. AutoTerrain Pro is an editor tool to help you build better worlds. It does not require SDK installation to use, but works perfectly alongside it.