99 lines
2.3 KiB
Lua
99 lines
2.3 KiB
Lua
local splashScreen = require('titlescreen.splash');
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local modeSelectScreen = require('titlescreen.mode_select');
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local screens = {
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splash = {
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screen = splashScreen
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},
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mode_select = {
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screen = modeSelectScreen
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}
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}
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local currentScreen = screens.splash;
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local handleScreenResponse = function (res)
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if (res.eventType == 'switch') then
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if (not screens[res.toScreen]) then
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game.Log('Undefined screen ' .. res.toScreen, game.LOGGER_ERROR);
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return;
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end
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currentScreen = screens[res.toScreen]
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end
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end
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function render(deltaTime)
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handle_controller();
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local res = currentScreen.screen.render(deltaTime)
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if res then
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handleScreenResponse(res)
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end
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end
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function mouse_pressed(button)
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if true then return 0 end
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if (currentScreen.screen.onMousePressed) then
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currentScreen.screen.onMousePressed(button);
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end
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end
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function button_pressed(button)
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if (currentScreen.screen.onButtonPressed) then
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currentScreen.screen.onButtonPressed(button);
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end
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end
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function sign(x) return x > 0 and 1 or x < 0 and -1 or 0 end
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function roundToZero(x)
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if x < 0 then
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return math.ceil(x)
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elseif x > 0 then
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return math.floor(x)
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else
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return 0
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end
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end
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function deltaKnob(delta)
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if math.abs(delta) > 1.5 * math.pi then
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return delta + 2 * math.pi * sign(delta) * -1
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end
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return delta
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end
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local lastKnobs = nil
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local knobProgress = 0
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function handle_controller()
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if (not currentScreen.screen.onKnobsChange) then
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return
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end
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if lastKnobs == nil then
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lastKnobs = {game.GetKnob(0), game.GetKnob(1)}
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else
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local newKnobs = {game.GetKnob(0), game.GetKnob(1)}
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knobProgress = knobProgress - deltaKnob(lastKnobs[1] - newKnobs[1]) *
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1.2
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knobProgress = knobProgress - deltaKnob(lastKnobs[2] - newKnobs[2]) *
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1.2
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lastKnobs = newKnobs
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if math.abs(knobProgress) > 1 then
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if (knobProgress < 0) then
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-- Negative
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currentScreen.screen.onKnobsChange(-1)
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else
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-- Positive
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currentScreen.screen.onKnobsChange(1)
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end
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knobProgress = knobProgress - roundToZero(knobProgress)
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end
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end
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end
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