Do not use the allegro4 library from the official repository

.SRCINFO

@@ -1,9 +1,9 @@
 # Generated by mksrcinfo v8
-# Fri Mar 16 23:56:01 UTC 2018
+# Sat Mar 17 14:18:14 UTC 2018
 pkgbase = aseprite
 	pkgdesc = Create animated sprites and pixel art
 	pkgver = 1.2.7
-	pkgrel = 1
+	pkgrel = 2
 	url = http://www.aseprite.org/
 	arch = x86_64
 	arch = i686
@@ -20,7 +20,6 @@ pkgbase = aseprite
 	depends = freetype2
 	depends = libwebp
 	depends = harfbuzz
-	depends = allegro4
 	conflicts = aseprite-git
 	conflicts = aseprite-gpl
 	source = https://github.com/aseprite/aseprite/releases/download/v1.2.7/Aseprite-v1.2.7-Source.zip

PKGBUILD

@@ -5,12 +5,12 @@
 
 pkgname=aseprite
 pkgver=1.2.7
-pkgrel=1
+pkgrel=2
 pkgdesc='Create animated sprites and pixel art'
 arch=('x86_64' 'i686')
 url="http://www.aseprite.org/"
 license=('custom')
-depends=('cmark' 'pixman' 'curl' 'giflib' 'zlib' 'libpng' 'libjpeg-turbo' 'tinyxml' 'freetype2' 'libwebp' 'harfbuzz' 'allegro4')
+depends=('cmark' 'pixman' 'curl' 'giflib' 'zlib' 'libpng' 'libjpeg-turbo' 'tinyxml' 'freetype2' 'libwebp' 'harfbuzz')
 makedepends=('cmake')
 conflicts=("aseprite-git" "aseprite-gpl")
 source=("https://github.com/${pkgname}/${pkgname}/releases/download/v${pkgver}/Aseprite-v${pkgver}-Source.zip"
@@ -28,6 +28,10 @@ build() {
   fi
 
   mkdir -p build && cd build
+
+  # CMake config notes:
+  # Do not build using the shared allegro4. Weird graphical glitches happen when linking to the library from the official repo
+
   cmake -DUSE_SHARED_PIXMAN=ON \
     -DWITH_WEBP_SUPPORT=ON \
     -DUSE_SHARED_LIBWEBP=ON \
@@ -42,7 +46,7 @@ build() {
     -DUSE_SHARED_CMARK=ON \
     -DENABLE_UPDATER=OFF \
     -DUSE_SHARED_FREETYPE=ON \
-    -DUSE_SHARED_ALLEGRO4=ON \
+    -DUSE_SHARED_ALLEGRO4=OFF \
     -DCMAKE_INSTALL_PREFIX:STRING=/usr ..
 
   make $MAKEFLAGS