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Simplify run_desktop.sh

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This commit is contained in:
Thomas Farstrike
2026-03-11 21:40:06 +01:00
parent 259f18218c
commit f25ef7dea8
1 changed files with 8 additions and 35 deletions
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scripts/run_desktop.sh
+8 -35
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@@ -1,9 +1,9 @@
#!/bin/bash
scriptdir=$(readlink -f "$0")
scriptdir=$(dirname "$scriptdir")
scriptdir=$(cd "$(dirname "$0")" && pwd -P)
script="$1"
if [ -f "$script" ]; then
script=$(readlink -f "$script")
script="$(cd "$(dirname "$script")" && pwd -P)/$(basename "$script")"
fi
echo "Usage:"
@@ -14,54 +14,28 @@ echo "$0 appname # starts the app by appname, for example: com.example.helloworl
#export SDL_WINDOW_FULLSCREEN=true
export HEAPSIZE=8M # default, same a PSRAM on many ESP32-S3 boards
#export HEAPSIZE=9M # 9MB is not enough for slides, 10MB is okay for 5, 16 for 10, 64 for 100s
#export HEAPSIZE=10M # 9MB is not enough for slides, 10MB is okay for 5, 16 for 10, 64 for 100s
#export HEAPSIZE=11M # 9MB is not enough for slides, 10MB is okay for 5, 16 for 10, 64 for 100s
#export HEAPSIZE=12M # 9MB is not enough for slides, 10MB is okay for 5, 16 for 10, 64 for 100s
#export HEAPSIZE=13M # 9MB is not enough for slides, 10MB is okay for 5, 16 for 10, 64 for 100s
#export HEAPSIZE=14M # 9MB is not enough for slides, 10MB is okay for 5, 16 for 10, 64 for 100s
#export HEAPSIZE=15M # 9MB is not enough for slides, 10MB is okay for 5, 15 ok for all
# 15 works infinite with 8 images
# 12 seems to work fine with all images now, doing only gc.collect()
# 10-11 works infinite with 7 images but as soon as I add the next one (big PNG slide 2) it hangs memory alloc
# Makes semse because the error is:
# MemoryError: memory allocation failed, allocating 2518043 bytes
# So every new slide needs 2.5MB extra RAM!
# A 1280x720 slide seems to allocate 5530721 bytes, so 6 bytes per pixel... a bit much but okay...
# Fixed by adding lv.image.cache_drop(None) # This helps a lot!
#export HEAPSIZE=16M # 8-10MB is not enough for 1280x720 slides, 16MB seems enough in windowed mode
#export HEAPSIZE=64M # fine for fullscreen 1280x720 slides
# print os and set binary
os_name=$(uname -s)
if [ "$os_name" = "Darwin" ]; then
echo "Running on macOS"
binary="$scriptdir"/../lvgl_micropython/build/lvgl_micropy_macOS
else
# other cases can be added here
echo "Running on $os_name"
binary="$scriptdir"/../lvgl_micropython/build/lvgl_micropy_unix
fi
binary=$(readlink -f "$binary")
binary="$(cd "$(dirname "$binary")" && pwd -P)/$(basename "$binary")"
chmod +x "$binary"
pushd "$scriptdir"/../internal_filesystem/
if [ -f "$script" ]; then
echo "Running script $script"
"$binary" -v -i "$script"
"$binary" -v -i "$script"
else
CONFIG_FILE="data/com.micropythonos.settings/config.json"
if [ ! -z "$script" ]; then
if [ -n "$script" ]; then
echo "run_desktop.sh: running app $script"
# Check if config.json exists
if [ -f "$CONFIG_FILE" ]; then
if grep -q '"auto_start_app"' "$CONFIG_FILE"; then
echo "Updating auto_start_app field using sed"
@@ -71,8 +45,7 @@ else
sed -i.backup -E 's/[[:space:]]*}[[:space:]]*$/,"auto_start_app": "'$script'"}/' "$CONFIG_FILE"
fi
else
# If config.json doesn't exist, create it with auto_start_app
mkdir -p data/com.micropythonos.settings
mkdir -p "$(dirname "$CONFIG_FILE")"
echo '{"auto_start_app": "'$script'"}' > "$CONFIG_FILE"
fi
else
@@ -81,7 +54,7 @@ else
sed -i.backup -E 's/[[:space:]]*,?[[:space:]]*"auto_start_app"[[:space:]]*:[[:space:]]*"[^"]*"[[:space:]]*//g; s/\{[[:space:]]*,/\{/g; s/,[[:space:]]*\}/\}/g' "$CONFIG_FILE"
fi
fi
"$binary" -X heapsize=$HEAPSIZE -v -i -c "$(cat main.py)"
"$binary" -X heapsize=$HEAPSIZE -v -i -c "$(cat main.py)"
fi
popd