egui/scripts/generate_example_screenshot...

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#!/usr/bin/env bash
# This script generates screenshots for all the examples in examples/
set -eu
script_path=$( cd "$(dirname "${BASH_SOURCE[0]}")" ; pwd -P )
cd "$script_path/.."
cd examples
for EXAMPLE_NAME in $(ls -1d */ | sed 's/\/$//'); do
if [ ${EXAMPLE_NAME} != "external_eventloop_async" ] &&
[ ${EXAMPLE_NAME} != "hello_android" ] &&
[ ${EXAMPLE_NAME} != "hello_world_par" ] && # screenshot not implemented for wgpu backend
[ ${EXAMPLE_NAME} != "multiple_viewports" ] &&
[ ${EXAMPLE_NAME} != "puffin_viewer" ] &&
[ ${EXAMPLE_NAME} != "screenshot" ] &&
[ ${EXAMPLE_NAME} != "serial_windows" ];
then
echo ""
echo "Running ${EXAMPLE_NAME}"
EFRAME_SCREENSHOT_TO="temp.png" cargo run -p ${EXAMPLE_NAME}
pngcrush -rem allb -brute -reduce temp.png "${EXAMPLE_NAME}/screenshot.png"
rm temp.png
fi
done