some very basic animations for switching panes

akkartik

Nov 20, 2023, 2:43 AM

4GX6NAY4OD4RXA3UJKI3LLPU43ADGF3TDV2DHPNMSLXJPPXCXKOQC

Dependencies

• [2] I52S4E5F running `print` now appends to output editor
• [3] 2Q437U4F starting to experiment with animated pane transitions
• [4] WR2WMEPE implement 'Run' button
• [5] VAVXKWZV aggregate global state inside a 'pane' object
• [*] R5QXEHUI somebody stop me

Change contents

• file addition: 0060-draw_previous_canvas (----------)
  [7.2]
  + draw_previous_canvas = function(canvas, x)

  + if canvas == nil then return end

  + love.graphics.setBlendMode('replace', 'premultiplied')

  + love.graphics.setColor(1,1,1,1)

  + love.graphics.draw(canvas, x,0)

  + love.graphics.setBlendMode('alpha')

  + end
• edit in 0059-slide_canvas at line 2
  [3.43]

  [3.43]
  + local speed = 20 -- px/frame
• replacement in 0059-slide_canvas at line 6
  [3.101]→[3.101:212](∅→∅)
  − for i=1,40 do

  − print(Current_time, i)

  − love.graphics.rectangle('fill', i*10,0, 30, App.screen.height)
  [3.101]

  [3.212]
  + for x=0,App.screen.width,speed do

  + draw_previous_canvas(Panes[pane_index].canvas, x)
• replacement in 0059-slide_canvas at line 11
  [3.263]→[3.263:352](∅→∅)
  − for i=20,1,-1 do

  − print(i)

  − love.graphics.line(i*50,0, i*50, App.screen.height)
  [3.263]

  [3.352]
  + for x=0,-App.screen.width,-speed do

  + draw_previous_canvas(Panes[pane_index].canvas, x)
• edit in 0051-run_button at line 14
  [2.591]

  [2.591]
  + love.graphics.setBlendMode('replace')
• edit in 0051-run_button at line 16
  [2.634]

  [2.634]
  + love.graphics.setColor(1,1,1)

  + love.graphics.rectangle('fill', 0,0, App.screen.width, App.screen.height)
• replacement in 0042-draw_canvas at line 3
  [4.234]→[4.264:318](∅→∅),[4.264]→[4.264:318](∅→∅)
  − love.graphics.setBlendMode('alpha', 'premultiplied')
  [4.234]

  [4.318]
  + love.graphics.setBlendMode('replace')

  + -- love.graphics.setBlendMode('alpha', 'premultiplied')