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80 lines
2.3 KiB
Go
80 lines
2.3 KiB
Go
package main
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import (
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"flag"
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"fmt"
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_ "image/jpeg"
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"log"
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"os"
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"os/signal"
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"syscall"
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rgbmatrix "gitea.wagshome.duckdns.org/publicWagsHome/go-rpi-rgb-led-matrix"
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mqtt "github.com/eclipse/paho.mqtt.golang"
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)
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// flags from cmd line
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var (
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rows = flag.Int("led-rows", 64, "number of rows supported")
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cols = flag.Int("led-cols", 64, "number of columns supported")
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parallel = flag.Int("led-parallel", 1, "number of daisy-chained panels")
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chain = flag.Int("led-chain", 2, "number of displays daisy-chained")
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brightness = flag.Int("brightness", 100, "brightness (0-100)")
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hardware_mapping = flag.String("led-gpio-mapping", "regular", "Name of GPIO mapping used.")
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show_refresh = flag.Bool("led-show-refresh", false, "Show refresh rate.")
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inverse_colors = flag.Bool("led-inverse", false, "Switch if your matrix has inverse colors on.")
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disable_hardware_pulsing = flag.Bool("led-no-hardware-pulse", false, "Don't use hardware pin-pulse generation.")
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led_slowdown_gpio = flag.Int("led-slowdown-gpio", 1, "GPIO pin slowdown")
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)
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// runs before main, parses flags
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func init() {
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flag.Parse()
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}
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// small function for handling fatal errors
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func fatal(err error) {
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if err != nil {
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panic(err)
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}
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}
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func main() {
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config := &rgbmatrix.DefaultConfig
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config.Rows = *rows
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config.Cols = *cols
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config.Parallel = *parallel
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config.ChainLength = *chain
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config.Brightness = *brightness
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config.HardwareMapping = *hardware_mapping
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config.ShowRefreshRate = *show_refresh
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config.InverseColors = *inverse_colors
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config.DisableHardwarePulsing = *disable_hardware_pulsing
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var rt rgbmatrix.RunTimeConfig
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rt.Gpio_slowdown = *led_slowdown_gpio
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setupMQTT()
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m, err := rgbmatrix.NewRGBLedMatrix(config, &rt)
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fatal(err)
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mqMessages := make(chan mqtt.Message)
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log.Println("making listener")
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go listener(mqMessages)
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tk := rgbmatrix.NewToolKit(m)
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defer tk.Close()
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log.Println("making animator")
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go orchestrator(tk, mqMessages)
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log.Println("I guess I'm at the end")
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sigs := make(chan os.Signal, 1)
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signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
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done := make(chan bool, 1)
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go func() {
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sig := <-sigs
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fmt.Println()
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fmt.Println(sig)
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done <- true
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}()
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fmt.Println("awaiting signal")
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<-done
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fmt.Println("exiting")
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}
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