Sky Assembly Multitool

Features

Create static Sky images (Cubemaps, equirectangular panoramas) from 2D images (Sprites), to be used in a variety of game engines and frameworks.

• 3D + GUI desktop application (Linux, Windows)
• Import 2D images (Sprites) and place them in the scene
• Manipulate Sprites (size, roll angle, tint, opacity, ...)
• Import background image or use solid color
• Correct background image horizon and realign orientation
• Adjust the Scene (ambient color, background, ...)
• Save/load .json based project files
• Export as cubemaps (6 square images) and equirectangular panorama (one 2:1 image)

Example assets made by Kenney.

Requirements

• Open GL 3.3
• Windows: Recent version of Microsoft Visual C++ Redistributable

Change Log

v0.2.0

• Renamed the tool to Sky Assembly Multitool
• New horizon correction tool for background images
• New azimuth offset tool for background images
• Improved Sprite Browser layout
• Skip loading of very large images into the Sprite Browser
• Arranged sprites can now be cloned
• Draw grid [G] also in PREVIEW mode
• Fixed a bug where sprites changed distance to camera when moved
• Removed camera height option
• Extended the manual

v0.1.0

• New startup popup for easy navigation
• New sprite browser
  • Buttons are now images, showing the actual sprite
  • Filename appears as tooltip
  • Adjustable button size
• Cleaned up project lifecycle {New, Open, Save, Save As, Close}
• Fullscreen mode
• Sprite Manipulation window is now movable
• Windows are now collapsible
• Many small GUI tweaks
• Added hotkeys
• Allowing import of .jpg files
• Allowing export in .jpg format of panoramic image
• Exports are now prefixed with the project name
• Exported images are no longer shown in sprite browser
• New panoramic export size option: 6240x3120
• Improved overall stability

v0.0.3

• Fixed malfunction on some devices due to faulty shaders

v0.0.2

• Changed project file extensions to .skyproj (was .json)
• Added loading of project file from command line argument

v0.0.1

• Initial version