strict mode and video recording
This commit is contained in:
Jez Kabanov
parent
9d185c237a
commit
469f63956c
67
main.lua
67
main.lua
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@ -47,6 +47,25 @@ Extra features:
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]]
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require "strict"
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local cart = nil
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local cartname = nil
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local love_args = nil
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local __screen
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local __pico_clip
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local __pico_color
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local __pico_map
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local __pico_quads
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local __pico_spritesheet_data
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local __pico_spritesheet
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local __pico_spriteflags
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local __draw_palette
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local __draw_shader
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local __sprite_shader
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local __text_shader
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local __display_palette
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local __display_shader
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local scale = 4
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local xpadding = 8.5
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local ypadding = 3.5
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@ -74,6 +93,8 @@ local __pico_palette = {
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{255,204,170,255}
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}
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local video_frames = nil
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local __pico_camera_x = 0
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@ -101,7 +122,7 @@ function love.load(argv)
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font:setFilter('nearest','nearest')
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love.mouse.setVisible(false)
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love.window.setTitle("pico-8-emu")
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love.window.setTitle("picolove")
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love.graphics.setLineStyle('rough')
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love.graphics.setPointStyle('rough')
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love.graphics.setPointSize(1)
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@ -230,6 +251,8 @@ function load_p8(filename)
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assert=assert,
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error=error,
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log=log,
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pairs=pairs,
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ipairs=ipairs,
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-- pico8 api functions go here
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clip=clip,
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pget=pget,
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@ -367,7 +390,21 @@ function load_p8(filename)
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assert(sprite == 256,sprite)
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__pico_spritesheet = love.graphics.newImage(__pico_spritesheet_data)
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__pico_spritesheet_data:encode('spritesheet.png')
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local tmp = love.graphics.newCanvas(128,128)
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local spritesheetout = love.graphics.newCanvas(128,128)
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love.graphics.setCanvas(tmp)
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love.graphics.setShader(__sprite_shader)
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love.graphics.draw(__pico_spritesheet,0,0,0)
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love.graphics.setShader(__display_shader)
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love.graphics.setCanvas(spritesheetout)
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love.graphics.draw(tmp,0,0,0)
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spritesheetout:getImageData():encode('spritesheet.png')
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love.graphics.setCanvas()
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love.graphics.setShader()
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-- load the sprite flags
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__pico_spriteflags = {}
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@ -441,7 +478,7 @@ function load_p8(filename)
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-- check all the data is there
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love.graphics.setScissor()
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mapimage = love.graphics.newCanvas(1024,512)
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local mapimage = love.graphics.newCanvas(1024,512)
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mapimage:clear(0,0,0,255)
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love.graphics.setCanvas(mapimage)
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love.graphics.setShader(__display_shader)
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@ -472,7 +509,7 @@ function load_p8(filename)
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if not ok then
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error("Error running lua: "..tostring(result))
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else
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log("Ran lua")
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log("lua completed")
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end
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end
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@ -581,6 +618,13 @@ function flip_screen()
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end
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love.graphics.present()
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if video_frames then
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local tmp = love.graphics.newCanvas(128,128)
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love.graphics.setCanvas(tmp)
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love.graphics.draw(__screen,0,0)
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table.insert(video_frames,tmp:getImageData())
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end
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-- get ready for next time
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love.graphics.setShader(__draw_shader)
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love.graphics.setCanvas(__screen)
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@ -613,6 +657,17 @@ function love.keypressed(key)
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local filename = cartname..'-'..os.time()..'.png'
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screenshot:encode(filename)
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log('saved screenshort to',filename)
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elseif key == 'f8' then
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-- start recording
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video_frames = {}
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elseif key == 'f9' then
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-- stop recording and save
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local basename = cartname..'-'..os.time()..'-'
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for i,v in ipairs(video_frames) do
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v:encode(string.format("%s%04d.png",basename,i))
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end
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video_frames = nil
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log('saved video to',basename)
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else
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for p=0,1 do
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for i=0,#__keymap[p] do
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@ -1087,9 +1142,9 @@ function map(cel_x,cel_y,sx,sy,cel_w,cel_h,bitmask)
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cel_w = flr(cel_w)
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cel_h = flr(cel_h)
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for y=0,cel_h-1 do
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if y < 64 and y >= 0 then
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if cel_y+y < 64 and cel_y+y >= 0 then
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for x=0,cel_w-1 do
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if x < 128 and x >= 0 then
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if cel_x+x < 128 and cel_x+x >= 0 then
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local v = __pico_map[flr(cel_y+y)][flr(cel_x+x)]
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if v > 0 then
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if bitmask == nil or bitmask == 0 then
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@ -0,0 +1,43 @@
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--
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-- strict.lua
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-- checks uses of undeclared global variables
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-- All global variables must be 'declared' through a regular assignment
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-- (even assigning nil will do) in a main chunk before being used
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-- anywhere or assigned to inside a function.
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--
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local mt = getmetatable(_G)
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if mt == nil then
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mt = {}
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setmetatable(_G, mt)
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end
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__STRICT = true
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mt.__declared = {}
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mt.__newindex = function (t, n, v)
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if __STRICT and not mt.__declared[n] then
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local w = debug.getinfo(2, "S").what
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if w ~= "main" and w ~= "C" then
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error("assign to undeclared variable '"..n.."'", 2)
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end
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mt.__declared[n] = true
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end
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rawset(t, n, v)
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end
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mt.__index = function (t, n)
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if n == 'MOAIUntzSystem' or n == 'MOAIAppAndroid' or n == 'MOAIDialogAndroid'
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or n == 'MOAIFacebookAndroid' or n == 'MOAIKeyboardAndroid'
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or n == 'MOAINotifications' or n == 'MOAIBrowserAndroid' then
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return rawget(t,n)
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end
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if not mt.__declared[n] and debug.getinfo(2, "S").what ~= "C" then
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error("variable '"..n.."' is not declared", 2)
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end
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return rawget(t, n)
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end
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function global(...)
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for _, v in ipairs{...} do mt.__declared[v] = true end
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end
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