World Preview (Unofficial Port)

1.3.5

New Features

• Added terrain map export: export large-scale biome/terrain distribution as PNG images from the General settings page

  • Configurable coverage radius and blocks-per-pixel resolution
  • Terrain classification into 9 categories (Deep Ocean, Ocean, River, Beach, Plains, Forest, Hills, Mountain, Peak)
  • Optional contour line overlay on exported maps
  • Progress tracking with elapsed/remaining time estimation
  • Exported to config/world_preview/terrain_exports/

• Added hillshade rendering: simulated sun illumination overlay on the heightmap view for enhanced 3D terrain perception

  • Configurable light azimuth (0-360°), altitude (0-90°), ambient light (0-1), and vertical exaggeration (0.1-5.0)
  • Only effective in heightmap mode

• Added contour lines: topographic contour lines overlay on the heightmap preview

  • Configurable contour interval (5-64 blocks)
  • Optional minor contour lines at 1/5 interval for finer detail
  • Major lines drawn in brown, minor lines in olive

• Added config management system: ConfigBackupManager, ConfigLoader, and ConfigMigrator for robust config backup, loading, and version migration

Improvements

• Translated all code comments from Chinese to English throughout the codebase
• Added diagnostic logging ([WP-*] prefixed) across GUI lifecycle, tab management, and mouse interaction for easier debugging
• Added cache loading state tracking to PreviewContainer
• Lightweight terrain export biome sampler that bypasses full SampleUtils for efficient large-area sampling