PPSSPP: switch to GLES on ARM32 for QT5

apps/PPSSPP (PSP emulator)/install

@@ -17,7 +17,14 @@ cd build || error "Could not move to build folder"
 # vulkan does not currently work properly (or at all) in SDL or QT backends on Linux https://github.com/hrydgard/ppsspp/pull/13054 https://github.com/hrydgard/ppsspp/issues/11628
 # changing to vulkan in the UI does nothing and OpenGL continues to be used
 # enabling it causes no compilation issues and it can not be fully disabled (always shows in the UI) so keep it enabled
-cmake .. -DUSING_QT_UI=ON -DUSE_SYSTEM_FFMPEG=OFF || error "cmake failed to configure the build"
+# use GLES on ARM32 due to QT5 being built with GLES and not GL on ARM32
+if [ $arch == 32 ];then
+  cmake .. -DUSING_QT_UI=ON -DUSE_SYSTEM_FFMPEG=OFF -DUSING_GLES2=ON -DUSING_EGL=ON || error "cmake failed to configure the build"
+elif [ $arch == 64 ];then
+  cmake .. -DUSING_QT_UI=ON -DUSE_SYSTEM_FFMPEG=OFF || error "cmake failed to configure the build"
+else
+  error "Failed to detect OS CPU architecture! Something is very wrong."
+fi
 make -j$(nproc) || error "Could not build ppsspp"
 sudo make install || error "Could not install ppsspp"
 # update timestamp of top level icon directory to signal icon cache to be refreshed