cqql.go
· 1.3 KiB · Go
Raw
package main
import (
"errors"
"fmt"
"image"
"image/png"
"net/http"
"os"
"time"
)
func main() {
f, err := os.Open("img.png")
if err != nil {
panic(err)
}
img, err := png.Decode(f)
if err != nil {
panic(err)
}
for {
<-time.After(5 * time.Second)
if err := draw(img); err != nil {
fmt.Println(err)
}
}
}
func draw(img image.Image) error {
req, err := http.NewRequest("GET", "https://cqql.site/chaosbtn", nil)
if err != nil {
return err
}
res, err := http.DefaultClient.Do(req)
if err != nil {
return err
}
defer res.Body.Close()
if res.StatusCode != 200 {
return errors.New("could not fetch current button state")
}
currentState, err := png.Decode(res.Body)
if err != nil {
return err
}
for x := 0; x < 88; x++ {
for y := 0; y < 31; y++ {
r, g, b, _ := img.At(x, y).RGBA()
curR, curG, curB, _ := currentState.At(x, y).RGBA()
if r == curR && g == curG && b == curB {
fmt.Printf("skip [%02d,%02d]\n", x, y)
continue
}
uri := fmt.Sprintf("https://cqql.site/chaosbtn/draw?x=%d&y=%d&r=%d&g=%d&b=%d", x, y, r/257, g/257, b/257)
fmt.Printf("send [%02d,%02d] [%03d %03d %03d]\n", x, y, r/257, g/257, b/257)
req, err := http.NewRequest("GET", uri, nil)
if err != nil {
return err
}
_, err = http.DefaultClient.Do(req)
if err != nil {
return err
}
}
}
return nil
}
| 1 | package main |
| 2 | |
| 3 | import ( |
| 4 | "errors" |
| 5 | "fmt" |
| 6 | "image" |
| 7 | "image/png" |
| 8 | "net/http" |
| 9 | "os" |
| 10 | "time" |
| 11 | ) |
| 12 | |
| 13 | func main() { |
| 14 | f, err := os.Open("img.png") |
| 15 | if err != nil { |
| 16 | panic(err) |
| 17 | } |
| 18 | |
| 19 | img, err := png.Decode(f) |
| 20 | if err != nil { |
| 21 | panic(err) |
| 22 | } |
| 23 | |
| 24 | for { |
| 25 | <-time.After(5 * time.Second) |
| 26 | |
| 27 | if err := draw(img); err != nil { |
| 28 | fmt.Println(err) |
| 29 | } |
| 30 | } |
| 31 | } |
| 32 | |
| 33 | func draw(img image.Image) error { |
| 34 | req, err := http.NewRequest("GET", "https://cqql.site/chaosbtn", nil) |
| 35 | if err != nil { |
| 36 | return err |
| 37 | } |
| 38 | |
| 39 | res, err := http.DefaultClient.Do(req) |
| 40 | if err != nil { |
| 41 | return err |
| 42 | } |
| 43 | defer res.Body.Close() |
| 44 | |
| 45 | if res.StatusCode != 200 { |
| 46 | return errors.New("could not fetch current button state") |
| 47 | } |
| 48 | |
| 49 | currentState, err := png.Decode(res.Body) |
| 50 | if err != nil { |
| 51 | return err |
| 52 | } |
| 53 | |
| 54 | for x := 0; x < 88; x++ { |
| 55 | for y := 0; y < 31; y++ { |
| 56 | r, g, b, _ := img.At(x, y).RGBA() |
| 57 | curR, curG, curB, _ := currentState.At(x, y).RGBA() |
| 58 | |
| 59 | if r == curR && g == curG && b == curB { |
| 60 | fmt.Printf("skip [%02d,%02d]\n", x, y) |
| 61 | continue |
| 62 | } |
| 63 | |
| 64 | uri := fmt.Sprintf("https://cqql.site/chaosbtn/draw?x=%d&y=%d&r=%d&g=%d&b=%d", x, y, r/257, g/257, b/257) |
| 65 | fmt.Printf("send [%02d,%02d] [%03d %03d %03d]\n", x, y, r/257, g/257, b/257) |
| 66 | |
| 67 | req, err := http.NewRequest("GET", uri, nil) |
| 68 | if err != nil { |
| 69 | return err |
| 70 | } |
| 71 | |
| 72 | _, err = http.DefaultClient.Do(req) |
| 73 | if err != nil { |
| 74 | return err |
| 75 | } |
| 76 | } |
| 77 | } |
| 78 | |
| 79 | return nil |
| 80 | } |
| 81 |