From b68d449c021263e521525ceb48c758ff223d5291 Mon Sep 17 00:00:00 2001
From: Ted Unangst <tedu@tedunangst.com>
Date: Mon, 26 Dec 2022 13:20:48 -0500
Subject: [PATCH] delete hex avatars

---
 activity.go        |  3 ---
 avatar.go          | 23 +----------------------
 honk.go            |  1 -
 views/account.html |  2 --
 web.go             |  8 +-------
 5 files changed, 2 insertions(+), 35 deletions(-)

diff --git a/activity.go b/activity.go
index 2e3e536..8f37ca0 100644
--- a/activity.go
+++ b/activity.go
@@ -1536,9 +1536,6 @@ func junkuser(user *WhatAbout) junk.Junk {
 			a["url"] = ava
 		} else {
 			u := fmt.Sprintf("https://%s/a?a=%s", serverName, url.QueryEscape(user.URL))
-			if user.Options.Avahex {
-				u += "&hex=1"
-			}
 			a["url"] = u
 		}
 		j["icon"] = a
diff --git a/avatar.go b/avatar.go
index 7c7d615..dac92d4 100644
--- a/avatar.go
+++ b/avatar.go
@@ -65,7 +65,7 @@ func loadAvatarColors() {
 	}
 }
 
-func genAvatar(name string, hex bool) []byte {
+func genAvatar(name string) []byte {
 	h := sha512.New()
 	h.Write([]byte(name))
 	s := h.Sum(nil)
@@ -73,27 +73,6 @@ func genAvatar(name string, hex bool) []byte {
 	for i := 0; i < 64; i++ {
 		for j := 0; j < 64; j++ {
 			p := i*img.Stride + j*4
-			if hex {
-				tan := 0.577
-				if i < 32 {
-					if j < 17-int(float64(i)*tan) || j > 46+int(float64(i)*tan) {
-						img.Pix[p+0] = 0
-						img.Pix[p+1] = 0
-						img.Pix[p+2] = 0
-						img.Pix[p+3] = 255
-						continue
-					}
-				} else {
-					if j < 17-int(float64(64-i)*tan) || j > 46+int(float64(64-i)*tan) {
-						img.Pix[p+0] = 0
-						img.Pix[p+1] = 0
-						img.Pix[p+2] = 0
-						img.Pix[p+3] = 255
-						continue
-
-					}
-				}
-			}
 			xx := i/16*16 + j/16
 			x := s[xx]
 			if x < 64 {
diff --git a/honk.go b/honk.go
index e000e21..062b767 100644
--- a/honk.go
+++ b/honk.go
@@ -53,7 +53,6 @@ type WhatAbout struct {
 type UserOptions struct {
 	SkinnyCSS  bool   `json:",omitempty"`
 	OmitImages bool   `json:",omitempty"`
-	Avahex     bool   `json:",omitempty"`
 	MentionAll bool   `json:",omitempty"`
 	Avatar     string `json:",omitempty"`
 	Banner     string `json:",omitempty"`
diff --git a/views/account.html b/views/account.html
index 523edca..9aa53ce 100644
--- a/views/account.html
+++ b/views/account.html
@@ -10,8 +10,6 @@
 <p><textarea name="whatabout">{{ .WhatAbout }}</textarea>
 <p><label class="button" for="skinny">skinny layout:</label>
 <input tabindex=1 type="checkbox" id="skinny" name="skinny" value="skinny" {{ if .User.Options.SkinnyCSS }}checked{{ end }}><span></span>
-<p><label class="button" for="avahex">hex avatar:</label>
-<input tabindex=1 type="checkbox" id="avahex" name="avahex" value="avahex" {{ if .User.Options.Avahex }}checked{{ end }}><span></span>
 <p><label class="button" for="omitimages">omit images:</label>
 <input tabindex=1 type="checkbox" id="omitimages" name="omitimages" value="omitimages" {{ if .User.Options.OmitImages }}checked{{ end }}><span></span>
 <p><label class="button" for="mentionall">mention all:</label>
diff --git a/web.go b/web.go
index fee81bf..a3fdbbe 100644
--- a/web.go
+++ b/web.go
@@ -1111,11 +1111,6 @@ func saveuser(w http.ResponseWriter, r *http.Request) {
 	} else {
 		options.SkinnyCSS = false
 	}
-	if r.FormValue("avahex") == "avahex" {
-		options.Avahex = true
-	} else {
-		options.Avahex = false
-	}
 	if r.FormValue("omitimages") == "omitimages" {
 		options.OmitImages = true
 	} else {
@@ -2108,8 +2103,7 @@ func avatate(w http.ResponseWriter, r *http.Request) {
 		loadAvatarColors()
 	}
 	n := r.FormValue("a")
-	hex := r.FormValue("hex") == "1"
-	a := genAvatar(n, hex)
+	a := genAvatar(n)
 	if !develMode {
 		w.Header().Set("Cache-Control", "max-age="+somedays())
 	}