Standardized the header section of the GLSL files and shell scripts.

resources/shaders/glsl/blur_horizontal.glsl

@@ -4,7 +4,7 @@
 //  A version for MasterEffect Reborn, a standalone version, and a custom shader version for SweetFX
 //  can be found at http://reshade.me/forum/shader-presentation/27-gaussian-blur-bloom-unsharpmask
 //
-// Borrowed from the RetroArch project and modified for ES-DE by Leon Styhre.
+//  Taken from the RetroArch project and modified for ES-DE.
 //
 
 #define HW 1.00

resources/shaders/glsl/blur_vertical.glsl

@@ -4,7 +4,7 @@
 //  A version for MasterEffect Reborn, a standalone version, and a custom shader version for SweetFX
 //  can be found at http://reshade.me/forum/shader-presentation/27-gaussian-blur-bloom-unsharpmask
 //
-// Borrowed from the RetroArch project and modified for ES-DE by Leon Styhre.
+//  Taken from the RetroArch project and modified for ES-DE.
 //
 
 #define VW 1.00

resources/shaders/glsl/desaturate.glsl

@@ -1,4 +1,6 @@
+//  SPDX-License-Identifier: MIT
 //
+//  EmulationStation Desktop Edition
 //  desaturate.glsl
 //
 //  Desaturates textures.

resources/shaders/glsl/dim.glsl

@@ -1,4 +1,6 @@
+//  SPDX-License-Identifier: MIT
 //
+//  EmulationStation Desktop Edition
 //  dim.glsl
 //
 //  Dims textures.

resources/shaders/glsl/opacity.glsl

@@ -1,4 +1,6 @@
+//  SPDX-License-Identifier: MIT
 //
+//  EmulationStation Desktop Edition
 //  opacity.glsl
 //
 //  Changes the opacity of textures.

resources/shaders/glsl/scanlines.glsl

@@ -17,7 +17,7 @@
 //  along with this program; if not, write to the Free Software
 //  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 //
-// Borrowed from the RetroArch project and modified for ES-DE by Leon Styhre.
+//  Taken from the RetroArch project and modified for ES-DE.
 //
 
 #if defined(VERTEX)
@@ -138,7 +138,6 @@ void main()
     vec2 texture_coords = pixel_center * SourceSize.zw;
 
     vec4 color = TEX2D(texture_coords);
-
     float dx = coords.x - pixel_center.x;
 
     float h_weight_00 = dx / SPOT_WIDTH;

tools/generate_man_page.sh

@@ -1,17 +1,16 @@
 #!/usr/bin/bash
+#  SPDX-License-Identifier: MIT
 #
+#  EmulationStation Desktop Edition
 #  generate_man_page.sh
-# Generate a Unix manual page for EmulationStation Desktop Edition.
 #
+#  Generates the Unix manual page.
 #  The script takes no arguments and replaces the man page file es-app/assets/emulationstation.6.gz
 #  It has to be run from within the tools directory.
 #
 #  The command help2man must be installed, or the script will fail.
 #
-# This script is intended to only be used on Linux systems.
-#
-# Leon Styhre
-# 2020-07-16
+#  This script is only intended to be used on Linux systems.
 #
 
 if [ ! -f ../es-app/CMakeLists.txt ]; then

tools/macOS_change_dylib_rpaths.sh

@@ -1,15 +1,14 @@
 #!/bin/sh
+#  SPDX-License-Identifier: MIT
 #
+#  EmulationStation Desktop Edition
 #  macOS_change_dylib_rpaths.sh
-# Update the dylib paths to use rpaths instead of absolute paths.
 #
+#  Updates the dylib paths to use rpaths instead of absolute paths.
 #  This script does not do much error checking so the results should be verified manually
 #  afterwards using the "otool -L" command.
 #  Changes are needed to this script when moving to a new version for any of the libraries.
 #
-# Leon Styhre
-# 2021-05-13
-#
 
 export FREETYPE_FILENAME=libfreetype.6.dylib
 export AVCODEC_FILENAME=libavcodec.58.dylib

tools/mame_create_index_files.sh

@@ -1,13 +1,14 @@
 #!/usr/bin/bash
+#  SPDX-License-Identifier: MIT
 #
+#  EmulationStation Desktop Edition
 #  mame_create_index_files.sh
-# EmulationStation MAME index files creation.
 #
 #  As input, this script takes the MAME driver information XML file from the official
 #  MAME release and generates the files mamebioses.xml, mamedevices.xml and mamenames.xml.
 #
-# There is not much error checking going on here, this script is not intended to be
-# used by the end user.
+#  There is not much error checking going on here, this script is not intended to be run
+#  by the end user.
 #
 #  xmlstarlet must be installed or this script will fail.
 #
@@ -15,10 +16,7 @@
 #  https://www.mamedev.org/release.php
 #  It's enough to download the driver information, not the complete emulator.
 #
-# This script is intended to only be used on Linux systems.
-#
-# Leon Styhre
-# 2020-06-16
+#  This script is only intended to be used on Linux systems.
 #
 
 if [ $# -ne 1 ]; then

tools/mame_merge_index_files.sh

@@ -1,20 +1,18 @@
 #!/usr/bin/bash
+#  SPDX-License-Identifier: MIT
 #
+#  EmulationStation Desktop Edition
 #  mame_merge_index_files.sh
-# EmulationStation MAME ROM index files merging.
 #
 #  This script merges older ROM index files with newly generated ones.
 #  As the MAME project drops and renames ROM files from time to time, we need to
 #  include the old ROM names as well even if not supported by the newest MAME version.
 #  The user may very well run an older MAME version and may therefore have an old ROM set.
 #
-# There is not much error checking going on here, this script is not intended to be
-# used by the end user.
+#  There is not much error checking going on here, this script is not intended to be run
+#  by the end user.
 #
-# This script is intended to only be used on Linux systems.
-#
-# Leon Styhre
-# 2020-06-16
+#  This script is only intended to be used on Linux systems.
 #
 
 if [ $# -ne 3 ]; then

tools/update_theme_formatversion.sh

@@ -1,12 +1,12 @@
 #!/usr/bin/bash
+#  SPDX-License-Identifier: MIT
 #
+#  EmulationStation Desktop Edition
 #  update_theme_formatversion.sh
-# Update the format version of all the XML files in a theme set.
 #
-# This script is intended to only be used on Linux systems.
+#  Updates the format version of all the XML files in a theme set.
 #
-# Leon Styhre
-# 2020-06-22
+#  This script is only intended to be used on Linux systems.
 #
 
 if [ $# -ne 2 ]; then

tools/update_version_string.sh

@@ -1,8 +1,10 @@
 #!/usr/bin/bash
+#  SPDX-License-Identifier: MIT
 #
+#  EmulationStation Desktop Edition
 #  update_version_string.sh
-# Updates the version string for EmulationStation Desktop Edition.
 #
+#  Updates the version string for EmulationStation Desktop Edition.
 #  This script takes as arguments the major, minor and patch numbers as well as an optional
 #  alphanumeric suffix and updates all the necessary files to indicate a new software version.
 #  The script has to be run from within the tools directory.
@@ -16,10 +18,8 @@
 #  es-app/assets/EmulationStation-DE_Info.plist
 #  es-app/assets/emulationstation.desktop
 #
-# This script is intended to only be used on Linux systems.
+#  This script is only intended to be used on Linux systems.
 #
-# Leon Styhre
-# 2020-12-30
 #
 
 if [ ! -f ../es-app/CMakeLists.txt ]; then