e75bbd339a
Latest Raspberry Pi OS does not have Python 2 installed by default. Script would fail as it’s trying to install things for both 2 & 3. Now checks which are present, acts accordingly.
302 lines
8.6 KiB
Bash
Executable file
302 lines
8.6 KiB
Bash
Executable file
#!/bin/bash
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# INSTALLER SCRIPT FOR ADAFRUIT RGB MATRIX BONNET OR HAT
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# hzeller/rpi-rgb-led-matrix sees lots of active development!
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# That's cool and all, BUT, to avoid tutorial breakage,
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# we reference a specific commit (update this as needed):
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GITUSER=https://github.com/hzeller
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REPO=rpi-rgb-led-matrix
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COMMIT=45d3ab5d6cff6e0c14da58930d662822627471fc
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# Previously: COMMIT=21410d2b0bac006b4a1661594926af347b3ce334
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# Previously: COMMIT=e3dd56dcc0408862f39cccc47c1d9dea1b0fb2d2
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if [ $(id -u) -ne 0 ]; then
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echo "Installer must be run as root."
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echo "Try 'sudo bash $0'"
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exit 1
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fi
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HAS_PYTHON2=$( [ ! $(which python2) ] ; echo $?)
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HAS_PYTHON3=$( [ ! $(which python3) ] ; echo $?)
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clear
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echo "This script installs software for the Adafruit"
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echo "RGB Matrix Bonnet or HAT for Raspberry Pi."
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echo "Steps include:"
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echo "- Update package index files (apt-get update)"
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echo "- Install prerequisite software"
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echo "- Install RGB matrix driver software and examples"
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echo "- Configure boot options"
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echo "Run time ~15 minutes. Some options require reboot."
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echo "EXISTING INSTALLATION, IF ANY, WILL BE OVERWRITTEN."
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echo
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echo -n "CONTINUE? [y/N] "
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read
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if [[ ! "$REPLY" =~ ^(yes|y|Y)$ ]]; then
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echo "Canceled."
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exit 0
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fi
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# FEATURE PROMPTS ----------------------------------------------------------
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# Installation doesn't begin until after all user input is taken.
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INTERFACE_TYPE=0
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INSTALL_RTC=0
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QUALITY_MOD=0
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#SLOWDOWN_GPIO=5
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#MATRIX_SIZE=3
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# Given a list of strings representing options, display each option
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# preceded by a number (1 to N), display a prompt, check input until
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# a valid number within the selection range is entered.
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selectN() {
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args=("${@}")
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if [[ ${args[0]} = "0" ]]; then
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OFFSET=0
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else
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OFFSET=1
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fi
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for ((i=0; i<$#; i++)); do
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echo $((i+$OFFSET)). ${args[$i]}
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done
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echo
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REPLY=""
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let LAST=$#+$OFFSET-1
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while :
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do
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echo -n "SELECT $OFFSET-$LAST: "
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read
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if [[ $REPLY -ge $OFFSET ]] && [[ $REPLY -le $LAST ]]; then
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let RESULT=$REPLY-$OFFSET
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return $RESULT
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fi
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done
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}
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OPTION_NAMES=(NO YES)
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INTERFACES=( \
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"Adafruit RGB Matrix Bonnet" \
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"Adafruit RGB Matrix HAT + RTC" \
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)
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QUALITY_OPTS=( \
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"Quality (disables sound, requires soldering)" \
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"Convenience (sound on, no soldering)" \
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)
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#SLOWDOWN_OPTS=( \
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# "0" \
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# "1" \
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# "2" \
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# "3" \
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# "4" \
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# "None -- specify at runtime with --led-slowdown-gpio" \
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#)
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# Default matrix dimensions are currently fixed at 32x32 in RGB matrix lib.
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# If that's compile-time configurable in the future, it'll happen here...
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#MATRIX_WIDTHS=(32 32 64)
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#MATRIX_HEIGHTS=(16 32 32)
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#SIZE_OPTS=( \
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# "${MATRIX_WIDTHS[0]} x ${MATRIX_HEIGHTS[0]}" \
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# "${MATRIX_WIDTHS[1]} x ${MATRIX_HEIGHTS[1]}" \
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# "${MATRIX_WIDTHS[2]} x ${MATRIX_HEIGHTS[2]}" \
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# "None/other -- specify at runtime with --led-cols and --led-rows" \
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#)
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echo
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echo "Select interface board type:"
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selectN "${INTERFACES[@]}"
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INTERFACE_TYPE=$?
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if [ $INTERFACE_TYPE -eq 1 ]; then
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# For matrix HAT, ask about RTC install
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echo
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echo -n "Install realtime clock support? [y/N] "
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read
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if [[ "$REPLY" =~ (yes|y|Y)$ ]]; then
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INSTALL_RTC=1
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fi
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fi
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#echo
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#echo "OPTIONAL: GPIO throttling can be compiled-in so"
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#echo "there's no need to specify this every time."
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#echo "For Raspberry Pi 4, it's usually 4, sometimes 3."
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#echo "Smaller values work for earlier, slower Pi models."
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#echo "If unsure, test different settings with the"
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#echo "--led-slowdown-gpio flag at runtime, then re-run"
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#echo "this installer, selecting the minimum slowdown value"
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#echo "that works reliably with your Pi and matrix."
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#echo "GPIO slowdown setting:"
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#selectN "${SLOWDOWN_OPTS[@]}"
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#SLOWDOWN_GPIO=$?
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#echo
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#echo "OPTIONAL: matrix size can be compiled-in so"
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#echo "there's no need to specify this every time."
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#echo "Some common Adafruit matrix sizes:"
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#selectN "${SIZE_OPTS[@]}"
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#MATRIX_SIZE=$?
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echo
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echo "Now you must choose between QUALITY and CONVENIENCE."
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echo
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echo "QUALITY: best output from the LED matrix requires"
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echo "commandeering hardware normally used for sound, plus"
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echo "some soldering. If you choose this option, there will"
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echo "be NO sound from the audio jack or HDMI (USB audio"
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echo "adapters will work and sound best anyway), AND you"
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echo "must SOLDER a wire between GPIO4 and GPIO18 on the"
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echo "Bonnet or HAT board."
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echo
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echo "CONVENIENCE: sound works normally, no extra soldering."
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echo "Images on the LED matrix are not quite as steady, but"
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echo "maybe OK for most uses. If eager to get started, use"
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echo "'CONVENIENCE' for now, you can make the change and"
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echo "reinstall using this script later!"
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echo
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echo "What is thy bidding?"
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selectN "${QUALITY_OPTS[@]}"
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QUALITY_MOD=$?
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# VERIFY SELECTIONS BEFORE CONTINUING --------------------------------------
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echo
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echo "Interface board type: ${INTERFACES[$INTERFACE_TYPE]}"
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if [ $INTERFACE_TYPE -eq 1 ]; then
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echo "Install RTC support: ${OPTION_NAMES[$INSTALL_RTC]}"
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fi
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#echo "GPIO slowdown: ${SLOWDOWN_OPTS[$SLOWDOWN_GPIO]}"
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#echo "Matrix size: ${SIZE_OPTS[$MATRIX_SIZE]}"
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echo "Optimize: ${QUALITY_OPTS[$QUALITY_MOD]}"
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if [ $QUALITY_MOD -eq 0 ]; then
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echo "Reminder: you must SOLDER a wire between GPIO4"
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echo "and GPIO18, and internal sound is DISABLED!"
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fi
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echo
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echo -n "CONTINUE? [y/N] "
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read
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if [[ ! "$REPLY" =~ ^(yes|y|Y)$ ]]; then
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echo "Canceled."
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exit 0
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fi
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# START INSTALL ------------------------------------------------------------
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# All selections are validated at this point...
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# Given a filename, a regex pattern to match and a replacement string,
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# perform replacement if found, else append replacement to end of file.
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# (# $1 = filename, $2 = pattern to match, $3 = replacement)
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reconfig() {
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grep $2 $1 >/dev/null
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if [ $? -eq 0 ]; then
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# Pattern found; replace in file
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sed -i "s/$2/$3/g" $1 >/dev/null
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else
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# Not found; append (silently)
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echo $3 | sudo tee -a $1 >/dev/null
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fi
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}
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echo
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echo "Starting installation..."
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echo "Updating package index files..."
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apt-get update
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echo "Downloading prerequisites..."
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if [ $HAS_PYTHON2 ]; then
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apt-get install -y --force-yes python2.7-dev python-pillow
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fi
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if [ $HAS_PYTHON3 ]; then
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apt-get install -y --force-yes python3-dev python3-pillow
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fi
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echo "Downloading RGB matrix software..."
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curl -L $GITUSER/$REPO/archive/$COMMIT.zip -o $REPO-$COMMIT.zip
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unzip -q $REPO-$COMMIT.zip
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rm $REPO-$COMMIT.zip
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mv $REPO-$COMMIT rpi-rgb-led-matrix
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echo "Building RGB matrix software..."
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cd rpi-rgb-led-matrix
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USER_DEFINES=""
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#if [ $SLOWDOWN_GPIO -lt 5 ]; then
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# USER_DEFINES+=" -DRGB_SLOWDOWN_GPIO=$SLOWDOWN_GPIO"
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#fi
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#if [ $MATRIX_SIZE --lt 3 ]; then
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# USER_DEFINES+=" -DLED_COLS=${MATRIX_WIDTHS[$MATRIX_SIZE]}"
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# USER_DEFINES+=" -DLED_ROWS=${MATRIX_HEIGHTS[$MATRIX_SIZE]}"
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#fi
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if [ $QUALITY_MOD -eq 0 ]; then
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if [ $HAS_PYTHON2 ]; then
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# Build and install for Python 2.7...
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make clean
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make install-python HARDWARE_DESC=adafruit-hat-pwm USER_DEFINES="$USER_DEFINES" PYTHON=$(which python2)
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fi
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if [ $HAS_PYTHON3 ]; then
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# Do over for Python 3...
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make clean
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make install-python HARDWARE_DESC=adafruit-hat-pwm USER_DEFINES="$USER_DEFINES" PYTHON=$(which python3)
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fi
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else
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USER_DEFINES+=" -DDISABLE_HARDWARE_PULSES"
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if [ $HAS_PYTHON2 ]; then
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# Build then install for Python 2.7...
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make clean
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make install-python HARDWARE_DESC=adafruit-hat USER_DEFINES="$USER_DEFINES" PYTHON=$(which python2)
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fi
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if [ $HAS_PYTHON3 ]; then
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# Do over for Python 3...
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make clean
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make install-python HARDWARE_DESC=adafruit-hat USER_DEFINES="$USER_DEFINES" PYTHON=$(which python3)
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fi
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fi
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# Change ownership to user calling sudo
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chown -R $SUDO_USER:$(id -g $SUDO_USER) `pwd`
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# CONFIG -------------------------------------------------------------------
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echo "Configuring system..."
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if [ $INSTALL_RTC -ne 0 ]; then
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# Enable I2C for RTC
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raspi-config nonint do_i2c 0
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# Do additional RTC setup for DS1307
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reconfig /boot/config.txt "^.*dtoverlay=i2c-rtc.*$" "dtoverlay=i2c-rtc,ds1307"
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apt-get -y remove fake-hwclock
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update-rc.d -f fake-hwclock remove
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sudo sed --in-place '/if \[ -e \/run\/systemd\/system \] ; then/,+2 s/^#*/#/' /lib/udev/hwclock-set
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fi
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if [ $QUALITY_MOD -eq 0 ]; then
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# Disable sound ('easy way' -- kernel module not blacklisted)
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reconfig /boot/config.txt "^.*dtparam=audio.*$" "dtparam=audio=off"
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else
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# Enable sound (ditto)
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reconfig /boot/config.txt "^.*dtparam=audio.*$" "dtparam=audio=on"
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fi
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# PROMPT FOR REBOOT --------------------------------------------------------
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echo "Done."
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echo
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echo "Settings take effect on next boot."
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if [ $INSTALL_RTC -ne 0 ]; then
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echo "RTC will be enabled then but time must be set"
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echo "up using the 'date' and 'hwclock' commands."
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fi
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echo
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echo -n "REBOOT NOW? [y/N] "
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read
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if [[ ! "$REPLY" =~ ^(yes|y|Y)$ ]]; then
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echo "Exiting without reboot."
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exit 0
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fi
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echo "Reboot started..."
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reboot
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sleep infinity
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