Umipen

Devlog

• Umipen 0.1.8: Krita's brush engine, stacked canvases, several animations, reference windows
  September 22, 2026 by axilirate

  Brushes Krita's brush engine behaviour, ported. Imported .kpp presets paint as in Krita. Strokes already in a drawing replay as they were drawn. All 16 Krita sensors, adding speed, rotation, tilt X, t... Continue reading
• Umipen 0.1.7: game scripts, Run and Export game, several canvases, three effects
  September 19, 2026 by axilirate

  Game scripts Code mode's scripts are in a new Scripts folder in the explorer. Three are fixed: on_ready runs once at start, on_process_tick every frame with dt the seconds since the last, on_physics_t... Continue reading
• Umipen 0.1.6
  September 18, 2026 by axilirate

  Custom effect GLSL fragment shader over the layer, Shadertoy conventions: iChannel0 , fragCoord , iResolution , iTime , iTimeDelta , iFrame . Import… (.glsl .frag .fs .txt), Reach, code editor, comp... Continue reading

  
• Umipen 0.1.4: colour wheel settings, a U-shaped hue, palette limits
  September 17, 2026 by axilirate

  Colour tab Settings has a Colour tab for the wheel: Centre shape: circle, square, triangle or half circle. Model: HSV or HSL. Hue: along a ring or along a U; the direction it runs and where red sits... Continue reading