rebooting with playdate sdk
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563818b0b7
commit
7116fcf1ed
2 changed files with 62 additions and 58 deletions
15
.luarc.json
15
.luarc.json
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@ -1,8 +1,11 @@
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{
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"runtime.special": {
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"love.filesystem.load": "loadfile"
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},
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"workspace.library": [
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"${3rd}/love2d/library"
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]
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"$schema": "https://raw.githubusercontent.com/sumneko/vscode-lua/master/setting/schema.json",
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"diagnostics.globals": ["import"],
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"diagnostics.severity": { "duplicate-set-field": "Hint" },
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"format.defaultConfig": { "indent_style": "space", "indent_size": "4" },
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"runtime.builtin": { "io": "disable", "os": "disable", "package": "disable" },
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"runtime.nonstandardSymbol": ["+=", "-=", "*=", "/=", "//=", "%=", "<<=", ">>=", "&=", "|=", "^="],
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"runtime.version": "Lua 5.4",
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"workspace.preloadFileSize": 1000,
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"workspace.library": ["/Users/matthew/Developer/playdate-luacats"]
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}
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105
main.lua
105
main.lua
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@ -1,66 +1,67 @@
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local lg = love.graphics
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import "CoreLibs/graphics"
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import "CoreLibs/ui"
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local function clamp(value, min, max)
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return math.max(math.min(value, max), min)
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end
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local function make_player(x, y, width, height, screen)
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local player = { position={ x=x, y=y, theta=-math.pi / 2 }, width=width, height=height, screen=screen }
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local crankPosition = playdate.getCrankPosition()
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local player = { position={ x=x, y=y, theta=crankPosition}, width=width, height=height, screen=screen }
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player.draw = function(self)
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local w, h = self.width / 2, self.height / 2
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lg.push()
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lg.setColor(0, 0, 0)
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lg.translate(self.position.x, self.position.y)
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lg.rotate(self.position.theta)
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lg.polygon("fill", -w,-h, -w,h, w,0)
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lg.pop()
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end
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player.draw = function(self)
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local w, h, transform = self.width / 2, self.height / 2, playdate.geometry.affineTransform.new()
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local polygon = playdate.geometry.polygon.new(-w,-0.5*h, -w,0.5*h, w,0, -w,-0.5*h)
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transform:translate(self.position.x, self.position.y)
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transform:rotate(self.position.theta, self.position.x, self.position.y)
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local transformedPolygon = transform:transformedPolygon(polygon)
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playdate.graphics.drawPolygon(transformedPolygon)
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end
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player.translate = function(self, amount)
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local w, h = self.width / 2, self.height / 2
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local new_x = self.position.x + (amount * math.cos(self.position.theta))
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local new_y = self.position.y + (amount * math.sin(self.position.theta))
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if new_x + w > self.screen.width then new_x = self.screen.width - w end
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if new_x - w < 0 then new_x = w end
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if new_y + h > self.screen.height then new_y = self.screen.height - h end
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if new_y - h < 0 then new_y = h end
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self.position.x = new_x
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self.position.y = new_y
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end
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player.translate = function(self, y_amount)
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local w, h, theta_rad = self.width / 2, self.height / 2, math.rad(self.position.theta)
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local new_x = self.position.x + (y_amount * math.cos(theta_rad))
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local new_y = self.position.y + (y_amount * math.sin(theta_rad))
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self.position.x = clamp(new_x, w, self.screen.width - w)
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self.position.y = clamp(new_y, h, self.screen.height - h)
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end
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player.rotate = function(self, degrees)
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local radians = math.rad(degrees)
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local new_theta = self.position.theta + radians
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if new_theta < 0 then new_theta = new_theta + (2 * math.pi) end
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if new_theta > 2 * math.pi then new_theta = new_theta - (2 * math.pi) end
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self.position.theta = new_theta
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end
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player.rotate = function(self, degrees)
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local new_theta = self.position.theta + degrees
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if new_theta < 0 then new_theta = new_theta + 360 end
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if new_theta > 360 then new_theta = new_theta - 360 end
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self.position.theta = new_theta
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end
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return player
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player.handle_crank = function(self)
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local change, _acceleratedChange = playdate.getCrankChange()
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self:rotate(change)
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end
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player.size = function(self, amount)
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self.width = clamp(self.width + amount, 2, 80)
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self.height = clamp(self.height + amount, 2, 80)
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local w, h = self.width / 2, self.height / 2
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self.position.x = clamp(self.position.x, w, self.screen.width - w)
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self.position.y = clamp(self.position.y, h, self.screen.height - h)
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end
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return player
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end
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local screen = { width=400, height=240 }
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local player = make_player(screen.width / 2, screen.height / 2, 10, 10, screen)
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local player = make_player(screen.width / 2, screen.height / 2, 20, 30, screen)
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function love.load()
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love.window.setMode(screen.width, screen.height)
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end
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function playdate.update()
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playdate.graphics.clear()
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if playdate.isCrankDocked() then playdate.ui.crankIndicator:draw() end
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function love.update(dt)
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if love.keyboard.isDown("w") then
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player:translate(1)
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end
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if love.keyboard.isDown("s") then
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player:translate(-1)
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end
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if love.keyboard.isDown("d") then
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player:rotate(5)
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end
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if love.keyboard.isDown("a") then
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player:rotate(-5)
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end
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end
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if playdate.buttonIsPressed(playdate.kButtonUp) then player:translate(10) end
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if playdate.buttonIsPressed(playdate.kButtonDown) then player:translate(-10) end
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function love.draw()
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lg.setColor(1, 1, 1)
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lg.rectangle("fill", 0, 0, screen.width, screen.height)
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if playdate.buttonIsPressed(playdate.kButtonLeft) then player:size(2) end
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if playdate.buttonIsPressed(playdate.kButtonRight) then player:size(-2) end
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player:draw()
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player:handle_crank()
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player:draw()
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end
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