meta-opentrons: add plymouth for boot splash

Adds
- plymouth
- a theme for plymouth that shows a simple image

layers/meta-opentrons/recipes-core/plymouth/files/logo-splash.plymouth

@@ -0,0 +1,8 @@
+[Plymouth Theme]
+Name=Opentrons Boot Splash
+Description=Display a static image as a boot splash
+ModuleName=script
+
+[script]
+ImageDir=/usr/share/plymouth/themes/logo-splash
+ScriptFile=/usr/share/plymouth/themes/logo-splash/logo-splash.script

layers/meta-opentrons/recipes-core/plymouth/files/logo-splash.script

@@ -0,0 +1,15 @@
+image = Image("logo-splash.png");
+
+pos_x = Window.GetWidth()/2 - image.GetWidth()/2;
+pos_y = Window.GetHeight()/2 - image.GetHeight()/2;
+
+sprite = Sprite(image);
+sprite.SetX(pos_x);
+sprite.SetY(pos_y);
+
+fun refresh_callback () {
+  sprite.SetOpacity(1);
+  spr.SetZ(15);
+}
+
+Plymouth.SetRefreshFunction (refresh_callback);

layers/meta-opentrons/recipes-core/plymouth/plymouth_%.bbappend

@@ -0,0 +1,22 @@
+FILESEXTRAPATHS:prepend := "${THISDIR}/files:"
+
+SRC_URI += " \
+    file://logo-splash.png \
+    file://logo-splash.plymouth \
+"
+
+PACKAGECONFIG = "pango drm"
+
+EXTRA_OECONF += "--with-udev --with-runtimedir=/run"
+
+do_install:append () {
+    install -d 0644 ${D}${datadir}/plymouth/themes/logo-splash
+    install -m 0644 ${WORKDIR}/torizonlogo-white.png ${D}${datadir}/plymouth/themes/logo-splash/logo-splash.png
+    install -m 0644 ${WORKDIR}/logo-splash.plymouth ${D}${datadir}/plymouth/themes/logo-splash/logo-splash.plymouth
+}
+
+FILES:${PN}:append := "\
+    ${datadir}/plymouth/themes/logo-splash \
+    ${datadir}/plymouth/themes/logo-splash/logo-splash.png \
+    ${datadir}/plymouth/themes/logo-splash/logo-splash.script \
+"

layers/meta-opentrons/recipes-images/images/opentrons-ot3-image.bb

@@ -54,6 +54,7 @@ IMAGE_INSTALL += " \
     opentrons-systemd-units opentrons-ssh-keys \
     python3 python3-misc python3-modules python3-jupyter \
     python3-pip \
+    plymouth \
  "
 
 # We do NOT want the toradex libusbgx packages that autoconfigure the OTG USB