441 lines
11 KiB
JavaScript
441 lines
11 KiB
JavaScript
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'use strict'
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let fs
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let input;
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/** Object representing mscript parser */
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const mscript = {}
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/**
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* Determine whether or not argument flag has been set
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*
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*
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* @param {string} shrt Short flag name (ie `-a`)
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* @param {string} lng Long flag name (ie `--apple`)
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*
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*/
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mscript.arg = function arg (shrt, lng) {
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if (process.argv.indexOf(shrt) !== -1 ||
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process.argv.indexOf(lng) !== -1) {
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return true
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}
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return false
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}
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/**
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* Determine position of flag, in argument array
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*
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*
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* @param {string} shrt Short flag name (ie `-a`)
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* @param {string} lng Long flag name (ie `--apple`)
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*
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*/
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mscript.arg_pos = function arg_pos (shrt, lng) {
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let pos = process.argv.indexOf(shrt)
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if (pos === -1) {
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pos = process.argv.indexOf(lng)
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}
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return pos
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}
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mscript.black = '0,0,0'
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mscript.cmd = [
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'CF',
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'PF',
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'BF',
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'CB',
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'PB',
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'BB',
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'D'
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]
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mscript.alts = {
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'CF' : ['CAMERA FORWARD', 'CAM FORWARD', 'C'],
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'PF' : ['PROJECTOR FORWARD', 'PROJ FORWARD', 'P'],
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'BF' : ['BLACK FORWARD'],
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'CB' : ['CAMERA BACKWARD', 'CAM BACKWARD', 'CAMERA BACK', 'CAM BACK'],
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'PB' : ['PROJECTOR FORWARD', 'PROJ FORWARD', 'PROJECTOR BACK', 'PROJ BACK'],
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'BB' : ['BLACK BACKWARD', 'BLACK BACK'],
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'L ' : ['LIGHT', 'COLOR', 'LAMP']
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}
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mscript.state = {}
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//TODO: This will memory leak
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mscript.state_clear = function state_clear () {
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mscript.state = {
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cam : 0,
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proj : 0,
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color : '',
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loops : [],
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rec : -1
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}
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}
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mscript.alts_unique = function alts_unique () {
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const ids = Object.keys(mscript.alts)
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const all = []
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for (let i = 0; i < ids.length; i++) {
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if (all.indexOf(ids[i]) === -1) {
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all.push(ids[i])
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} else {
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mscript.fail(1, "Can't parse")
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}
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}
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}
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mscript.interpret = function interpret (text, callback) {
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mscript.state_clear()
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if (typeof text === 'undefined') {
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mscript.fail(2, 'No input')
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}
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const lines = text.split('\n')
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const arr = []
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const light = []
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const output = {}
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let two = ''
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let target = 0
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let dist = 0 //?
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let x
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//loop through all lines
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for (let line of lines) {
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//preprocess line
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line = mscript.preprocess(line)
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two = line.substring(0, 2)
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if (mscript.cmd.indexOf(two) !== -1) {
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if (mscript.state.loops.length > 0) {
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//hold generated arr in state loop array
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mscript.state.loops[mscript.state.rec].arr.push.apply(mscript.state.loops[mscript.state.rec].arr, mscript.str_to_arr(line, two))
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mscript.state.loops[mscript.state.rec].light.push.apply(mscript.state.loops[mscript.state.rec].light, mscript.light_to_arr(line, two))
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} else {
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arr.push.apply(arr, mscript.str_to_arr(line, two))
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light.push.apply(light, mscript.light_to_arr(line, two))
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}
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} else if (line.substring(0, 4) === 'LOOP') {
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mscript.state.rec++
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mscript.state.loops[mscript.state.rec] = {
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arr : [],
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light : [],
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cam : 0,
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proj : 0,
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cmd : line + ''
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}
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} else if (line.substring(0, 2) === 'L ') {
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mscript.light_state(line)
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} else if (line.substring(0, 3) === 'END') {
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for (x = 0; x < mscript.loop_count(mscript.state.loops[mscript.state.rec].cmd); x++) {
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if (mscript.state.rec === 0) {
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arr.push.apply(arr, mscript.state.loops[mscript.state.rec].arr);
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light.push.apply(light, mscript.state.loops[mscript.state.rec].light);
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} else if (mscript.state.rec >= 1) {
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mscript.state.loops[mscript.state.rec - 1].arr.push.apply(mscript.state.loops[mscript.state.rec - 1].arr, mscript.state.loops[mscript.state.rec].arr)
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mscript.state.loops[mscript.state.rec - 1].light.push.apply(mscript.state.loops[mscript.state.rec - 1].light, mscript.state.loops[mscript.state.rec].light)
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}
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}
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mscript.state_update('END', mscript.loop_count(mscript.state.loops[mscript.state.rec].cmd));
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delete mscript.state.loops[mscript.state.rec]
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mscript.state.rec--
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} else if (line.substring(0, 3) === 'CAM') { //directly go to that frame (black?)
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target = parseInt(line.split('CAM ')[1])
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if (mscript.state.loops.length > 0) {
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if (target > mscript.state.cam) {
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dist = target - mscript.state.cam
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for (x = 0; x < dist; x++) {
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mscript.state.loops[mscript.state.rec].arr.push('BF')
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mscript.state.loops[mscript.state.rec].light.push(mscript.black)
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mscript.state_update('BF')
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}
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} else {
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dist = mscript.state.cam - target
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for (x = 0; x < dist; x++) {
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mscript.state.loops[mscript.state.rec].arr.push('BB')
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mscript.state.loops[mscript.state.rec].light.push(mscript.black)
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mscript.state_update('BB')
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}
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}
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} else {
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if (target > mscript.state.cam) {
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dist = target - mscript.state.cam
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for (x = 0; x < dist; x++) {
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arr.push('BF')
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light.push(mscript.black)
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mscript.state_update('BF')
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}
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} else {
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dist = mscript.state.cam - target
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for (x = 0; x < dist; x++) {
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arr.push('BB')
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light.push(mscript.black)
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mscript.state_update('BB')
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}
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}
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}
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} else if (line.substring(0, 4) === 'PROJ') { //directly go to that frame
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target = parseInt(line.split('PROJ ')[1])
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if (mscript.state.loops.length > 0) {
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if (target > mscript.state.proj) {
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dist = target - mscript.state.proj
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for (x = 0; x < dist; x++) {
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mscript.state.loops[mscript.state.rec].arr.push('PF')
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mscript.state.loops[mscript.state.rec].light.push('')
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mscript.state_update('PF')
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}
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} else {
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dist = mscript.state.proj - target
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for (x = 0; x < dist; x++) {
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mscript.state.loops[mscript.state.rec].arr.push('PB')
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mscript.state.loops[mscript.state.rec].light.push('')
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mscript.state_update('PB')
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}
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}
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} else {
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if (target > mscript.state.proj) {
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dist = target - mscript.state.proj
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for (x = 0; x < dist; x++) {
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arr.push('PF')
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light.push('')
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mscript.state_update('PF')
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}
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} else {
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dist = mscript.state.proj - target
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for (x = 0; x < dist; x++) {
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arr.push('PB')
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light.push('')
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mscript.state_update('PB');
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}
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}
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}
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} else if (line.substring(0, 3) === 'SET') { //set that state
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if (line.substring(0, 7) === 'SET CAM') {
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mscript.state.cam = parseInt(line.split('SET CAM')[1]);
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} else if (line.substring(0, 8) === 'SET PROJ') {
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mscript.state.proj = parseInt(line.split('SET PROJ')[1]);
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}
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} else if (line.substring(0, 1) === '#' || line.substring(0, 2) === '//') {
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//comments
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//ignore while parsing
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}
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}
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output.success = true
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output.arr = arr
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output.light = light
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output.cam = mscript.state.cam
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output.proj = mscript.state.proj
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if (typeof callback !== 'undefined') {
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//should only be invoked by running mscript.tests()
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callback(output)
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} else {
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return mscript.output(output)
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}
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}
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mscript.preprocess = function preprocess (line) {
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line = line.replace(/\t+/g, '') //strip tabs
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line = line.trim() //remove excess whitespace before and after command
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line = line.toUpperCase()
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return line
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}
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mscript.last_loop = function last_loop () {
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return mscript.state.loops[mscript.state.loops.length - 1]
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}
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mscript.parent_loop = function parent_loop () {
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return mscript.state.loops[mscript.state.loops.length - 2]
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}
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mscript.state_update = function state_update (cmd, val) {
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if (cmd === 'END') {
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for (var i = 0; i < val; i++) {
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if (mscript.state.rec === 0) {
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mscript.state.cam += mscript.state.loops[mscript.state.rec].cam
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mscript.state.proj += mscript.state.loops[mscript.state.rec].proj
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} else if (mscript.state.rec >= 1) {
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mscript.state.loops[mscript.state.rec - 1].cam += mscript.state.loops[mscript.state.rec].cam
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mscript.state.loops[mscript.state.rec - 1].proj += mscript.state.loops[mscript.state.rec].proj
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}
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}
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} else if (cmd === 'CF') {
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if (mscript.state.loops.length < 1) {
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mscript.state.cam++
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} else {
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mscript.state.loops[mscript.state.rec].cam++
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}
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} else if (cmd === 'CB') {
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if (mscript.state.loops.length < 1) {
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mscript.state.cam--
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} else {
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mscript.state.loops[mscript.state.rec].cam--
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}
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} else if (cmd === 'PF') {
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if (mscript.state.loops.length < 1) {
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mscript.state.proj++
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} else {
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mscript.state.loops[mscript.state.rec].proj++
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}
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} else if (cmd === 'PB') {
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if (mscript.state.loops.length < 1) {
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mscript.state.proj--
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} else {
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mscript.state.loops[mscript.state.rec].proj--
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}
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} else if (cmd === 'BF') {
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if (mscript.state.loops.length < 1) {
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mscript.state.cam++
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} else {
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mscript.state.loops[mscript.state.rec].cam++
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}
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} else if (cmd === 'BB') {
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if (mscript.state.loops.length < 1) {
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mscript.state.cam--
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} else {
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mscript.state.loops[mscript.state.rec].cam++
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}
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} else if (cmd === 'L ') {
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//TODO : ????
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}
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}
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mscript.str_to_arr = function str_to_arr (str, cmd) {
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const cnt = str.split(cmd)
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let arr = []
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let c = parseInt(cnt[1])
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if (cnt[1] === '') {
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c = 1
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} else {
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c = parseInt(cnt[1])
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}
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for (var i = 0; i < c; i++) {
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arr.push(cmd)
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mscript.state_update(cmd)
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}
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return arr
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}
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mscript.light_state = function light_state (str) {
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//add parsers for other color spaces
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const color = str.replace('L ', '').trim()
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mscript.state.color = color
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}
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mscript.light_to_arr = function light_to_arr (str, cmd) {
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const cnt = str.split(cmd)
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const arr = []
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let c = parseInt(cnt[1])
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if (cnt[1] === '') {
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c = 1
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} else {
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c = parseInt(cnt[1])
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}
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for (var i = 0; i < c; i++) {
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if (cmd === 'CF' || cmd === 'CB') {
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arr.push(mscript.state.color)
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} else if (cmd === 'BF' || cmd === 'BB') {
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arr.push(mscript.black)
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} else {
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arr.push('')
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}
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}
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return arr
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}
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mscript.loop_count = function loop_count (str) {
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return parseInt(str.split('LOOP ')[1])
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}
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mscript.fail = function fail (code, reason) {
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const obj = { success: false, error: true, msg : reason }
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console.error(JSON.stringify(obj))
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if (process) process.exit()
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}
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mscript.output = function output (data) {
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let json = true; //default
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if (mscript.arg('-j', '--json')) {
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json = true
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}
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|
|
||
|
|
if (mscript.arg('-t', '--text')) {
|
||
|
|
json = false
|
||
|
|
}
|
||
|
|
|
||
|
|
if (json) {
|
||
|
|
console.log(JSON.stringify(data))
|
||
|
|
} else {
|
||
|
|
var ids = Object.keys(data)
|
||
|
|
for (var i = 0; i < ids.length; i++) {
|
||
|
|
console.log(ids[i] + ': ' + data[ids[i]])
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
mscript.init = function init () {
|
||
|
|
if (mscript.arg('-t', '--tests')) {
|
||
|
|
return mscript.tests()
|
||
|
|
}
|
||
|
|
|
||
|
|
if (mscript.arg('-v', '--verbose')) {
|
||
|
|
console.time('mscript')
|
||
|
|
}
|
||
|
|
|
||
|
|
if (mscript.arg('-c', '--cam')) {
|
||
|
|
mscript.state.cam = parseInt(process.argv[mscript.arg_pos('-c', '--cam') + 1])
|
||
|
|
}
|
||
|
|
|
||
|
|
if (mscript.arg('-p', '--proj')) {
|
||
|
|
mscript.state.proj = parseInt(process.argv[mscript.arg_pos('-p', '--proj') + 1])
|
||
|
|
}
|
||
|
|
|
||
|
|
if (mscript.arg('-f', '--file')) {
|
||
|
|
input = process.argv[mscript.arg_pos('-f', '--file') + 1]
|
||
|
|
mscript.interpret(fs.readFileSync(input, 'utf8'))
|
||
|
|
} else {
|
||
|
|
mscript.interpret(input)
|
||
|
|
}
|
||
|
|
|
||
|
|
if (mscript.arg('-v', '--verbose')) {
|
||
|
|
console.timeEnd('mscript')
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
if (typeof document === 'undefined' && typeof module !== 'undefined' && !module.parent) {
|
||
|
|
//node script
|
||
|
|
fs = require('fs')
|
||
|
|
input = process.argv[2]
|
||
|
|
mscript.init()
|
||
|
|
} else if (typeof module !== 'undefined' && module.parent) {
|
||
|
|
//module
|
||
|
|
fs = require('fs')
|
||
|
|
module.exports = mscript
|
||
|
|
} else {
|
||
|
|
//web
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
|
||
|
|
CAM # - go to camera frame #
|
||
|
|
PROJ # - go to projector frame #
|
||
|
|
|
||
|
|
SET CAM # - sets camera count to #
|
||
|
|
SET PROJ # - sets projector count to #
|
||
|
|
|
||
|
|
LOOP # - begin loop, can nest recursively, # times
|
||
|
|
END LOOP - (or END) closes loop
|
||
|
|
|
||
|
|
L #RGB - sets light to rgb value
|
||
|
|
|
||
|
|
FADE
|
||
|
|
|
||
|
|
CF - Camera forwards
|
||
|
|
PF - Projector forwards
|
||
|
|
BF - Black forwards
|
||
|
|
CB - Camera backwards
|
||
|
|
PB - Projector backwards
|
||
|
|
BB - Black backwards
|
||
|
|
|
||
|
|
*/
|