Ports: Compile ScummVM with OpenGL support

By default, ScummVM will still run in software rendering mode, but the
options to enable OpenGL will become available.

Author: gmta

Ports/scummvm/package.sh

@@ -9,7 +9,6 @@ configopts=(
     "--enable-c++11"
     "--enable-release-mode"
     "--enable-optimizations"
-    "--opengl-mode=none"
     "--with-sdl-prefix=${SERENITY_INSTALL_ROOT}/usr/local"
 )
 launcher_name=ScummVM
@@ -20,11 +19,13 @@ icon_file=icons/scummvm.ico
 function pre_configure() {
     export CPPFLAGS="-fvisibility=hidden"
     export FREETYPE2_CFLAGS="-I${SERENITY_INSTALL_ROOT}/usr/local/include/freetype2"
+    export OPENGL_CFLAGS="-I${SERENITY_INSTALL_ROOT}/usr/include/LibGL"
     export SDL_CFLAGS="-I${SERENITY_INSTALL_ROOT}/usr/local/include/SDL2"
 }
 
 function post_configure() {
     unset CPPFLAGS
     unset FREETYPE2_CFLAGS
+    unset OPENGL_CFLAGS
     unset SDL_CFLAGS
 }

Ports/scummvm/patches/configure.patch

@@ -1,6 +1,6 @@
---- scummvm-2.5.1/configure	2021-10-01 13:52:42.000000000 +0200
-+++ scummvm-2.5.1-patched/configure	2021-10-17 16:31:01.554772573 +0200
-@@ -3979,7 +3980,7 @@
+--- scummvm-2.5.1/configure	2021-12-24 22:19:28.000000000 +0000
++++ scummvm-2.5.1-patched/configure	2022-01-09 21:55:40.753734211 +0000
+@@ -3998,7 +3998,7 @@
  	amigaos* | cygwin* | dreamcast | ds | gamecube | mingw* | morphos | n64 | ps3 | psp2 | psp | riscos | wii)
  		_posix=no
  		;;
@@ -9,3 +9,13 @@
  		_posix=yes
  		;;
  	os2-emx*)
+@@ -5538,6 +5538,9 @@
+ 		mingw*)
+ 			OPENGL_LIBS="-lopengl32"
+ 			;;
++		serenity*)
++			OPENGL_LIBS="-lgl"
++			;;
+ 		*)
+ 			OPENGL_LIBS="-lGL"
+ 			;;