animation/common.sh

#!/bin/bash

if [ -f ".env" ]; then
	source .env
fi

if [[ "${DB_FILE}" != "" ]]; then
	FULL_DATABASE=`realpath "${DB_FILE}"`
else
	FULL_DATABASE=`realpath "./draw.sqlite"`
fi

db () {
	sqlite3 "${FULL_DATABASE}" "${1}"
}

dbSetup () {
	cat "./sql/setup.sql" | sqlite3 "${FULL_DATABASE}"
}

hashStr () {
	echo -n "${1}" | sha256sum | awk '{print $1}'
}

hashFile () {
	sha256sum "${1}" | awk '{print $1}'
}

uuid () {
	uuidgen | tr "[:upper:]" "[:lower:]"
}

askContinue () {
	echo "${1}"
	echo "Are you ready to continue? (yes/no)"
	read input
	if [ "$input" != "n" ] && [ "$input" != "no" ]
	then
		echo "${2}"
	else
		exit 1
	fi
}

axdraw () {
	file=$(realpath "${1}")
	echo "FILE:${file}"
	if [[ "${PEN}" != "" ]]; then
		echo "PEN:${PEN}"
	fi
	echo "START:$(date '+%s')"
	ax "${1}" 2>&1
	echo "END:$(date '+%s')"
}

get_frame_axis () {
	cat "${1}" | jq -r '.["'${2}'"]["'${3}'"].'${4}
}

get_outer_ratio_frame () {
	AX=$(get_frame_axis ${1} ${2} 0 x)
	AY=$(get_frame_axis ${1} ${2} 0 y)
	BX=$(get_frame_axis ${1} ${2} 1 x)
	BY=$(get_frame_axis ${1} ${2} 1 y)
	CX=$(get_frame_axis ${1} ${2} 2 x)
	CY=$(get_frame_axis ${1} ${2} 2 y)
	DX=$(get_frame_axis ${1} ${2} 3 x)
	DY=$(get_frame_axis ${1} ${2} 3 y)
	ACX=$(echo "${CX}-${AX}" | bc)
	DBX=$(echo "${DX}-${BX}" | bc)
	ACY=$(echo "${AY}-${CY}" | bc)
	DBY=$(echo "${DY}-${BY}" | bc)
	echo "scale=4;((${ACX}+${DBX})/2) / ((${ACY}+${DBY})/2)" | bc
}

get_outer_ratio () {
	A=$(get_outer_ratio_frame "${1}" 0)
	B=$(get_outer_ratio_frame "${1}" 1)
	C=$(get_outer_ratio_frame "${1}" 2)
	D=$(get_outer_ratio_frame "${1}" 3)
	echo "scale=4;(${A}+${B}+${C}+${D})/4" | bc
}