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1 file changed, 100 insertions
main-loop.nv(vytvořil soubor)
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| 1 | + | |_| Ports for reading and writing events | |
| 2 | + | |#state| | |
| 3 | + | { event_args = {} | |
| 4 | + | , dt = 0 | |
| 5 | + | } | |
| 6 | + | ||
| 7 | + | |#port, on start polling, needs, @start polling| | |
| 8 | + | |#port body, on start polling, Lua| | |
| 9 | + | love.event.pump() | |
| 10 | + | self.state.event_iter = love.event.poll() | |
| 11 | + | ||
| 12 | + | |#port, on poll input, needs, @poll input| | |
| 13 | + | , @event keypressed | |
| 14 | + | , @event keyreleased | |
| 15 | + | , @event mousemoved | |
| 16 | + | , @event mouse pressed | |
| 17 | + | , @no events left | |
| 18 | + | |#port body, on poll input, Lua| | |
| 19 | + | local name, a, b, c, d, e, f = self.state.event_iter() | |
| 20 | + | if name then | |
| 21 | + | local counter = "@event " .. name | |
| 22 | + | if counters[counter] then | |
| 23 | + | counters[counter] = 1 | |
| 24 | + | self.state.event_args[1] = a | |
| 25 | + | self.state.event_args[2] = b | |
| 26 | + | self.state.event_args[3] = c | |
| 27 | + | self.state.event_args[4] = d | |
| 28 | + | self.state.event_args[5] = e | |
| 29 | + | self.state.event_args[6] = f | |
| 30 | + | end | |
| 31 | + | else | |
| 32 | + | counters["@no events left"] = 1 | |
| 33 | + | end | |
| 34 | + | ||
| 35 | + | |#port, on quit love, needs, @quit love| | |
| 36 | + | @exit code | |
| 37 | + | |#port body, on quit love, Lua| | |
| 38 | + | counters["@exit code"] = self.state.event_args[1] or | |
| 39 | + | ||
| 40 | + | |#port, on step timer, needs, @step timer| | |
| 41 | + | |#port body, on step timer, Lua| | |
| 42 | + | self.state.dt = love.timer.step() | |
| 43 | + | ||
| 44 | + | |#port, on clear screen, needs, @clear screen| | |
| 45 | + | |#port body, on clear screen, Lua| | |
| 46 | + | love.graphics.origin() | |
| 47 | + | love.graphics.clear(love.graphics.getBackgroundColor()) | |
| 48 | + | ||
| 49 | + | |#port, on present, needs, @present| | |
| 50 | + | |#port body, on present, Lua| | |
| 51 | + | love.graphics.present() | |
| 52 | + | ||
| 53 | + | |#port, on sleep, needs, @sleep, takes, @ms| | |
| 54 | + | |#port body, on sleep, Lua| | |
| 55 | + | love.timer.sleep(ms / 1000) | |
| 56 | + | ||
| 57 | + | |_| Dummy event handlers | |
| 58 | + | |handling input| | |
| 59 | + | |updating scene| | |
| 60 | + | |drawing scene| | |
| 61 | + | ||
| 62 | + | |_| The main application loop | |
| 63 | + | |run main loop| | |
| 64 | + | , start polling inputs | |
| 65 | + | , poll input | |
| 66 | + | , handle input | |
| 67 | + | , run current frame | |
| 68 | + | ||
| 69 | + | |start polling inputs| | |
| 70 | + | , @start polling | |
| 71 | + | ||
| 72 | + | |poll input| | |
| 73 | + | , @poll input | |
| 74 | + | ||
| 75 | + | |handle input, @no events left| | |
| 76 | + | ||
| 77 | + | |handle input| | |
| 78 | + | , handling input | |
| 79 | + | , poll input | |
| 80 | + | , handle input | |
| 81 | + | ||
| 82 | + | |run current frame, @event quit| | |
| 83 | + | , @quit love | |
| 84 | + | ||
| 85 | + | |run current frame| | |
| 86 | + | , step timer | |
| 87 | + | , clear the screen | |
| 88 | + | , update scene state | |
| 89 | + | , draw scene | |
| 90 | + | , present current frame | |
| 91 | + | , sleep for 1ms | |
| 92 | + | , next cycle | |
| 93 | + | ||
| 94 | + | | step timer | @step timer | |
| 95 | + | | clear the screen | @clear screen | |
| 96 | + | | update scene state | updating scene | |
| 97 | + | | draw scene | drawing scene | |
| 98 | + | | present current frame | @present | |
| 99 | + | | sleep for 1ms | @ms | |
| 100 | + | | next cycle | run main loop | |
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