476 lines
12 KiB
JavaScript
476 lines
12 KiB
JavaScript
'use strict';
|
|
|
|
/** @module lib/mscript */
|
|
|
|
let fs;
|
|
let input;
|
|
|
|
/** object mscript */
|
|
const mscript = {};
|
|
|
|
/**
|
|
* Check for the presence of specific arguments in process
|
|
* argv
|
|
*
|
|
* @param {string} shrt Short version of argument or flag
|
|
* @param {string} lng Long version of argument or flag
|
|
*
|
|
* @return {boolean} Is flag present
|
|
*/
|
|
mscript.arg = function arg (shrt, lng) {
|
|
if (process.argv.indexOf(shrt) !== -1 ||
|
|
process.argv.indexOf(lng) !== -1) {
|
|
return true;
|
|
}
|
|
return false;
|
|
};
|
|
|
|
/**
|
|
* Check for the position of specific arguments in process
|
|
* argv
|
|
*
|
|
* @param {string} shrt Short version of argument or flag
|
|
* @param {string} lng Long version of argument or flag
|
|
*
|
|
* @return {boolean} Position of arg or flag, for locating input
|
|
*/
|
|
mscript.arg_pos = function arg_pos (shrt, lng) {
|
|
var pos = -1;
|
|
pos = process.argv.indexOf(shrt);
|
|
if (pos === -1) {
|
|
pos = process.argv.indexOf(lng);
|
|
}
|
|
return pos;
|
|
};
|
|
|
|
mscript.black = '0,0,0';
|
|
mscript.cmd = [
|
|
'CF',
|
|
'PF',
|
|
'BF',
|
|
'CB',
|
|
'PB',
|
|
'BB'
|
|
];
|
|
mscript.alts = {
|
|
'CF' : ['CAMERA FORWARD', 'CAM FORWARD'],
|
|
'PF' : ['PROJECTOR FORWARD', 'PROJ FORWARD'],
|
|
'BF': ['BLACK FORWARD', 'BLACK', 'BLANK FORWARD', 'BLANK'],
|
|
'CB' : ['CAMERA BACKWARD', 'CAM BACKWARD', 'CAMERA BACK', 'CAM BACK'],
|
|
'PB' : ['PROJECTOR FORWARD', 'PROJ FORWARD', 'PROJECTOR BACK', 'PROJ BACK'],
|
|
'BB' : ['BLACK BACKWARD', 'BLACK BACK', 'BLANK BACK'],
|
|
'L ' : ['LIGHT', 'COLOR', 'LAMP'],
|
|
'F ' : ['FADE']
|
|
};
|
|
|
|
mscript.state = {};
|
|
|
|
/**
|
|
* Clear the state object
|
|
*/
|
|
mscript.state_clear = function state_clear () {
|
|
mscript.state = {
|
|
cam : 0,
|
|
proj : 0,
|
|
color : '',
|
|
loops : [],
|
|
rec : -1
|
|
};
|
|
};
|
|
/**
|
|
*
|
|
*/
|
|
mscript.alts_unique = function alts_unique () {
|
|
var ids = Object.keys(mscript.alts),
|
|
all = [];
|
|
for (var i = 0; i < ids.length; i++) {
|
|
if (all.indexOf(ids[i]) === -1) {
|
|
all.push(ids[i]);
|
|
} else {
|
|
mscript.fail("Can't compile");
|
|
}
|
|
}
|
|
};
|
|
/**
|
|
*
|
|
*/
|
|
mscript.interpret = function interpret (text, callback) {
|
|
mscript.state_clear();
|
|
if (typeof text === 'undefined') {
|
|
mscript.fail('No input');
|
|
}
|
|
var lines = text.split('\n'),
|
|
two = '',
|
|
arr = [],
|
|
light = [],
|
|
target = 0,
|
|
dist = 0, //?
|
|
output = {};
|
|
for (var i = 0; i < lines.length; i++) {
|
|
lines[i] = lines[i].replace(/\t+/g, ""); //strip tabs
|
|
lines[i] = lines[i].trim(); //remove excess whitespace before and after command
|
|
two = lines[i].substring(0, 2);
|
|
if (mscript.cmd.indexOf(two) !== -1) {
|
|
|
|
if (mscript.state.loops.length > 0) {
|
|
//hold generated arr in state loop array
|
|
mscript.state.loops[mscript.state.rec].arr
|
|
.push.apply(mscript.state.loops[mscript.state.rec].arr,
|
|
mscript.str_to_arr(lines[i],
|
|
two));
|
|
mscript.state.loops[mscript.state.rec].light
|
|
.push.apply(mscript.state.loops[mscript.state.rec].light,
|
|
mscript.light_to_arr(lines[i],
|
|
two));
|
|
} else {
|
|
arr.push.apply(arr, mscript.str_to_arr(lines[i], two));
|
|
light.push.apply(light, mscript.light_to_arr(lines[i], two))
|
|
}
|
|
|
|
} else if (lines[i].substring(0, 4) === 'LOOP') {
|
|
mscript.state.rec++;
|
|
mscript.state.loops[mscript.state.rec] = {
|
|
arr : [],
|
|
light : [],
|
|
cam : 0,
|
|
proj : 0,
|
|
cmd : lines[i] + ''
|
|
};
|
|
} else if (lines[i].substring(0, 2) === 'L ') {
|
|
mscript.light_state(lines[i]);
|
|
} else if (lines[i].substring(0, 3) === 'END') {
|
|
for (var x = 0; x < mscript.loop_count(mscript.state.loops[mscript.state.rec].cmd); x++) {
|
|
if (mscript.state.rec === 0) {
|
|
arr.push.apply(arr, mscript.state.loops[mscript.state.rec].arr);
|
|
light.push.apply(light, mscript.state.loops[mscript.state.rec].light);
|
|
} else if (mscript.state.rec >= 1) {
|
|
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);
|
|
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);
|
|
}
|
|
}
|
|
mscript.state_update('END', mscript.loop_count(mscript.state.loops[mscript.state.rec].cmd));
|
|
delete mscript.state.loops[mscript.state.rec];
|
|
mscript.state.rec--;
|
|
} else if (lines[i].substring(0, 3) === 'CAM') { //directly go to that frame (black?)
|
|
target = parseInt(lines[i].split('CAM ')[1]);
|
|
if (mscript.state.loops.length > 0) {
|
|
if (target > mscript.state.cam) {
|
|
dist = target - mscript.state.cam;
|
|
for (var x = 0; x < dist; x++) {
|
|
mscript.state.loops[mscript.state.rec].arr.push('BF');
|
|
mscript.state.loops[mscript.state.rec].light.push(mscript.black);
|
|
mscript.state_update('BF');
|
|
}
|
|
} else {
|
|
dist = mscript.state.cam - target;
|
|
for (var x = 0; x < dist; x++) {
|
|
mscript.state.loops[mscript.state.rec].arr.push('BB');
|
|
mscript.state.loops[mscript.state.rec].light.push(mscript.black);
|
|
mscript.state_update('BB');
|
|
}
|
|
}
|
|
} else {
|
|
if (target > mscript.state.cam) {
|
|
dist = target - mscript.state.cam;
|
|
for (var x = 0; x < dist; x++) {
|
|
arr.push('BF');
|
|
light.push(mscript.black);
|
|
mscript.state_update('BF');
|
|
}
|
|
} else {
|
|
dist = mscript.state.cam - target;
|
|
for (var x = 0; x < dist; x++) {
|
|
arr.push('BB');
|
|
light.push(mscript.black);
|
|
mscript.state_update('BB');
|
|
}
|
|
}
|
|
}
|
|
} else if (lines[i].substring(0, 4) === 'PROJ') { //directly go to that frame
|
|
target = parseInt(lines[i].split('PROJ ')[1]);
|
|
if (mscript.state.loops.length > 0) {
|
|
if (target > mscript.state.proj) {
|
|
dist = target - mscript.state.proj;
|
|
for (var x = 0; x < dist; x++) {
|
|
mscript.state.loops[mscript.state.rec].arr.push('PF');
|
|
mscript.state.loops[mscript.state.rec].light.push('');
|
|
mscript.state_update('PF');
|
|
}
|
|
} else {
|
|
dist = mscript.state.proj - target;
|
|
for (var x = 0; x < dist; x++) {
|
|
mscript.state.loops[mscript.state.rec].arr.push('PB');
|
|
mscript.state.loops[mscript.state.rec].light.push('');
|
|
mscript.state_update('PB');
|
|
}
|
|
}
|
|
} else {
|
|
if (target > mscript.state.proj) {
|
|
dist = target - mscript.state.proj;
|
|
for (var x = 0; x < dist; x++) {
|
|
arr.push('PF');
|
|
light.push('');
|
|
mscript.state_update('PF');
|
|
}
|
|
} else {
|
|
dist = mscript.state.proj - target;
|
|
for (var x = 0; x < dist; x++) {
|
|
arr.push('PB');
|
|
light.push('');
|
|
mscript.state_update('PB');
|
|
}
|
|
}
|
|
}
|
|
} else if (lines[i].substring(0, 3) === 'SET') { //set that state
|
|
if (lines[i].substring(0, 7) === 'SET CAM') {
|
|
mscript.state.cam = parseInt(lines[i].split('SET CAM')[1]);
|
|
} else if (lines[i].substring(0, 8) === 'SET PROJ') {
|
|
mscript.state.proj = parseInt(lines[i].split('SET PROJ')[1]);
|
|
}
|
|
} else if (lines[i].substring(0, 1) === '#' || lines[i].substring(0, 2) === '//') {
|
|
//comments
|
|
//ignore while parsing
|
|
}
|
|
}
|
|
output.success = true;
|
|
output.arr = arr;
|
|
output.light = light;
|
|
output.cam = mscript.state.cam;
|
|
output.proj = mscript.state.proj;
|
|
if (typeof callback !== 'undefined') {
|
|
//should only be invoked by running mscript.tests()
|
|
callback(output);
|
|
} else {
|
|
return mscript.output(output);
|
|
}
|
|
};
|
|
/**
|
|
*
|
|
*/
|
|
mscript.last_loop = function last_loop () {
|
|
return mscript.state.loops[mscript.state.loops.length - 1];
|
|
};
|
|
/**
|
|
*
|
|
*/
|
|
mscript.parent_loop = function parent_loop () {
|
|
return mscript.state.loops[mscript.state.loops.length - 2];
|
|
};
|
|
/**
|
|
*
|
|
*/
|
|
mscript.state_update = function state_update (cmd, val) {
|
|
if (cmd === 'END') {
|
|
for (var i = 0; i < val; i++) {
|
|
if (mscript.state.rec === 0) {
|
|
mscript.state.cam += mscript.state.loops[mscript.state.rec].cam;
|
|
mscript.state.proj += mscript.state.loops[mscript.state.rec].proj;
|
|
} else if (mscript.state.rec >= 1) {
|
|
mscript.state.loops[mscript.state.rec - 1].cam += mscript.state.loops[mscript.state.rec].cam;
|
|
mscript.state.loops[mscript.state.rec - 1].proj += mscript.state.loops[mscript.state.rec].proj;
|
|
}
|
|
}
|
|
} else if (cmd === 'CF') {
|
|
if (mscript.state.loops.length < 1) {
|
|
mscript.state.cam++;
|
|
} else {
|
|
mscript.state.loops[mscript.state.rec].cam++;
|
|
}
|
|
} else if (cmd === 'CB') {
|
|
if (mscript.state.loops.length < 1) {
|
|
mscript.state.cam--;
|
|
} else {
|
|
mscript.state.loops[mscript.state.rec].cam--;
|
|
}
|
|
} else if (cmd === 'PF') {
|
|
if (mscript.state.loops.length < 1) {
|
|
mscript.state.proj++;
|
|
} else {
|
|
mscript.state.loops[mscript.state.rec].proj++;
|
|
}
|
|
} else if (cmd === 'PB') {
|
|
if (mscript.state.loops.length < 1) {
|
|
mscript.state.proj--;
|
|
} else {
|
|
mscript.state.loops[mscript.state.rec].proj--;
|
|
}
|
|
} else if (cmd === 'BF') {
|
|
if (mscript.state.loops.length < 1) {
|
|
mscript.state.cam++;
|
|
} else {
|
|
mscript.state.loops[mscript.state.rec].cam++;
|
|
}
|
|
} else if (cmd === 'BB') {
|
|
if (mscript.state.loops.length < 1) {
|
|
mscript.state.cam--;
|
|
} else {
|
|
mscript.state.loops[mscript.state.rec].cam++;
|
|
}
|
|
} else if (cmd === 'L ') {
|
|
|
|
}
|
|
};
|
|
/**
|
|
*
|
|
*/
|
|
mscript.str_to_arr = function str_to_arr (str, cmd) {
|
|
var cnt = str.split(cmd),
|
|
c = parseInt(cnt[1]),
|
|
arr = [];
|
|
if (cnt[1] === '') {
|
|
c = 1;
|
|
} else {
|
|
c = parseInt(cnt[1]);
|
|
}
|
|
for (var i = 0; i < c; i++) {
|
|
arr.push(cmd);
|
|
mscript.state_update(cmd);
|
|
}
|
|
return arr;
|
|
};
|
|
/**
|
|
*
|
|
*/
|
|
mscript.light_state = function light_state (str) {
|
|
//add parsers for other color spaces
|
|
var color = str.replace('L ', '').trim();
|
|
mscript.state.color = color;
|
|
};
|
|
/**
|
|
*
|
|
*/
|
|
mscript.light_to_arr = function light_to_arr (str, cmd) {
|
|
var cnt = str.split(cmd),
|
|
c = parseInt(cnt[1]),
|
|
arr = [];
|
|
if (cnt[1] === '') {
|
|
c = 1;
|
|
} else {
|
|
c = parseInt(cnt[1]);
|
|
}
|
|
for (var i = 0; i < c; i++) {
|
|
if (cmd === 'CF'
|
|
|| cmd === 'CB') {
|
|
arr.push(mscript.state.color);
|
|
} else if (cmd === 'BF'
|
|
|| cmd === 'BB') {
|
|
arr.push(mscript.black);
|
|
} else {
|
|
arr.push('');
|
|
}
|
|
}
|
|
return arr;
|
|
};
|
|
/**
|
|
*
|
|
*/
|
|
mscript.loop_count = function loop_count (str) {
|
|
return parseInt(str.split(' ')[1]);
|
|
};
|
|
mscript.fade_count = function fade_count (str) {
|
|
return parseInt(str.split(' ')[1]);
|
|
}
|
|
/**
|
|
*
|
|
*/
|
|
mscript.fail = function fail (reason) {
|
|
console.error(JSON.stringify({success: false, error: true, msg : reason}));
|
|
if (process) process.exit();
|
|
};
|
|
/**
|
|
*
|
|
*/
|
|
mscript.output = function output (data) {
|
|
var json = true; //default
|
|
if (mscript.arg('-j', '--json')) {
|
|
json = true;
|
|
}
|
|
|
|
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
|
|
|
|
*/ |