kevin
b81b702433
- 新增竞速拨号器(racedial.go)：域名连接时并行解析所有A/AAAA记录， 同时对所有IP发起TCP连接，第一个成功的胜出，确保选择延迟最低的地址 - ServerProfile新增IPPreference字段(auto/v4/v6)，支持用户指定IP版本偏好 - 填写服务器IP时跳过域名解析直接使用IP，顺序failover - 连接成功后状态栏显示「已连接 (域名 -> 实际IP)」 - DB迁移v6：server_profiles表添加ip_preference列 - WebSocket拨号与HTTP登录均使用竞速拨号器 - 补充中英文i18n翻译
72 lines
1.8 KiB
Go
72 lines
1.8 KiB
Go
// genicon generates a simple 1024x1024 PNG application icon for LMVPN.
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// Run: go run resources/genicon/main.go
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package main
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import (
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"image"
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"image/color"
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"image/draw"
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"image/png"
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"math"
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"os"
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)
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const size = 1024
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func main() {
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img := image.NewRGBA(image.Rect(0, 0, size, size))
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// Background: dark blue gradient.
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bg := color.RGBA{R: 30, G: 60, B: 120, A: 255}
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draw.Draw(img, img.Bounds(), &image.Uniform{bg}, image.Point{}, draw.Src)
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// Draw a lighter blue circle in the center.
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cx, cy := size/2, size/2
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radius := size / 3
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for y := 0; y < size; y++ {
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for x := 0; x < size; x++ {
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dx := float64(x - cx)
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dy := float64(y - cy)
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dist := math.Sqrt(dx*dx + dy*dy)
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if dist < float64(radius) {
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t := dist / float64(radius)
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r := uint8(50 + float64(100)*(1-t))
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g := uint8(100 + float64(100)*(1-t))
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b := uint8(200 + float64(55)*(1-t))
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img.SetRGBA(x, y, color.RGBA{R: r, G: g, B: b, A: 255})
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}
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}
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}
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// Draw a white shield outline (simplified).
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shieldColor := color.RGBA{R: 255, G: 255, B: 255, A: 230}
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sx, sy := size/2, size/4
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sw, sh := size/3, size/2
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for y := sy; y < sy+sh; y++ {
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for x := sx - sw/2; x < sx+sw/2; x++ {
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// Shield shape: rounded top, pointed bottom.
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progress := float64(y-sy) / float64(sh)
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halfW := float64(sw) / 2 * (1.0 - 0.3*progress*progress)
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if math.Abs(float64(x-sx)) < halfW && progress < 0.7 {
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img.SetRGBA(x, y, shieldColor)
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} else if progress >= 0.7 {
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tp := (progress - 0.7) / 0.3
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halfW2 := float64(sw) / 2 * (1.0 - 0.3*0.49) * (1.0 - tp)
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if math.Abs(float64(x-sx)) < halfW2 {
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img.SetRGBA(x, y, shieldColor)
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}
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}
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}
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}
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f, err := os.Create("resources/icon.png")
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if err != nil {
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panic(err)
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}
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defer f.Close()
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if err := png.Encode(f, img); err != nil {
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panic(err)
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}
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println("Generated resources/icon.png")
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}
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