mcopy/app/lib/mscript.js

417 lines
10 KiB
JavaScript
Raw Normal View History

2016-04-12 04:06:23 +00:00
var fs,
input;
var mscript = {};
mscript.arg = function arg (shrt, lng) {
'use strict';
2016-04-12 04:06:23 +00:00
if (process.argv.indexOf(shrt) !== -1 ||
process.argv.indexOf(lng) !== -1) {
return true;
}
return false;
};
mscript.arg_pos = function arg_pos (shrt, lng) {
'use strict';
2016-04-12 04:06:23 +00:00
var pos = -1;
pos = process.argv.indexOf(shrt);
if (pos === -1) {
pos = process.argv.indexOf(lng);
}
return pos;
};
mscript.cmd = [
'CF',
'PF',
'BF',
'CB',
'PB',
'BB',
'L'
2016-04-12 04:06:23 +00:00
];
mscript.alts = {
'CF' : ['CAMERA FORWARD', 'CAM FORWARD'],
'PF' : ['PROJECTOR FORWARD', 'PROJ FORWARD'],
'BF': ['BLACK FORWARD'],
'CB' : ['CAMERA BACKWARD', 'CAM BACKWARD', 'CAMERA BACK', 'CAM BACK'],
'PB' : ['PROJECTOR FORWARD', 'PROJ FORWARD', 'PROJECTOR BACK', 'PROJ BACK'],
'BB' : ['BLACK BACKWARD', 'BLACK BACK'],
'L ' : ['LIGHT', 'COLOR', 'LAMP']
2016-04-12 04:06:23 +00:00
};
mscript.alts_unique = function alts_unique () {
'use strict';
2016-04-12 04:06:23 +00:00
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.state = {};
mscript.state_clear = function state_clear () {
'use strict';
2016-04-12 04:06:23 +00:00
mscript.state = {
cam : 0,
proj : 0,
loops : [],
rec : -1
};
};
mscript.interpret = function interpret (text, callback) {
'use strict';
2016-04-12 04:06:23 +00:00
mscript.state_clear();
if (typeof text === 'undefined') {
mscript.fail('No input');
}
2016-04-12 04:06:23 +00:00
var lines = text.split('\n'),
two = '',
arr = [],
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);
2016-04-12 04:06:23 +00:00
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));
2016-04-12 04:06:23 +00:00
} else {
arr.push.apply(arr, mscript.str_to_arr(lines[i], two));
}
} else if (lines[i].substring(0, 4) === 'LOOP') {
mscript.state.rec++;
mscript.state.loops[mscript.state.rec] = {
arr : [],
cam : 0,
proj : 0,
cmd : 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);
} 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);
2016-04-12 04:06:23 +00:00
}
}
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?)
if (mscript.state.loops.length > 0) {
mscript.fail('Cannot go to absolute camera frame within a loop... yet.');
}
target = parseInt(lines[i].split('CAM ')[1]);
if (target > mscript.state.cam) {
dist = target - mscript.state.cam;
for (var x = 0; x < dist; x++) {
arr.push('BF');
mscript.state_update('BF');
}
} else {
dist = mscript.state.cam - target;
for (var x = 0; x < dist; x++) {
arr.push('BB');
mscript.state_update('BB');
}
}
} else if (lines[i].substring(0, 4) === 'PROJ') { //directly go to that frame
if (mscript.state.loops.length > 0) {
mscript.fail('Cannot go to absolute projector frame within a loop... yet.');
}
target = parseInt(lines[i].split('PROJ ')[1]);
if (target > mscript.state.proj) {
dist = target - mscript.state.proj;
for (var x = 0; x < dist; x++) {
arr.push('PF');
mscript.state_update('PF');
}
} else {
dist = mscript.state.proj - target;
for (var x = 0; x < dist; x++) {
arr.push('PB');
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.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 () {
'use strict';
2016-04-12 04:06:23 +00:00
return mscript.state.loops[mscript.state.loops.length - 1];
};
mscript.parent_loop = function parent_loop () {
'use script';
2016-04-12 04:06:23 +00:00
return mscript.state.loops[mscript.state.loops.length - 2];
};
mscript.state_update = function state_update (cmd, val) {
'use strict';
2016-04-12 04:06:23 +00:00
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++;
}
}
};
mscript.str_to_arr = function str_to_arr (str, cmd) {
'use strict';
2016-04-12 04:06:23 +00:00
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.loop_count = function loop_count (str) {
'use strict';
2016-04-12 04:06:23 +00:00
return parseInt(str.split('LOOP ')[1]);
};
mscript.fail = function fail (reason) {
'use strict';
2016-04-12 04:06:23 +00:00
console.error(JSON.stringify({success: false, error: true, msg : reason}));
if (process) process.exit();
2016-04-12 04:06:23 +00:00
};
mscript.output = function output (data) {
'use strict';
2016-04-12 04:06:23 +00:00
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 () {
'use strict';
2016-04-12 04:06:23 +00:00
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');
}
};
mscript.tests = function tests () {
'use strict';
2016-04-12 04:06:23 +00:00
console.log('Running mscript tests');
console.time('Tests took');
mscript.alts_unique(); //perform check only during tests
var fail = function (script, obj) {
console.log('...Failed :(');
console.log(script);
console.log(obj);
process.exit();
};
var script = 'CF\nPF\nCB\nPB\nBF\nBB';
console.log('Basic function test...');
mscript.interpret(script, function (obj) {
if (obj.success === true
&& obj.cam === 0
&& obj.proj === 0
&& obj.arr.length === 6) {
console.log('...Passed!');
} else {
fail(script, obj);
}
});
var script = 'CF\nPF\nCB\nPB\nBF\nBB';
console.log('Functions with integers test...');
mscript.interpret(script, function (obj) {
if (obj.success === true
&& obj.cam === 0
&& obj.proj === 0
&& obj.arr.length === 6) {
console.log('...Passed!');
} else {
fail(script, obj);
}
});
script = 'CF 1000\nCB 1000\nSET PROJ 200\nPB 200';
console.log('Basic state test...');
mscript.interpret(script, function (obj) {
if (obj.success === true
&& obj.cam === 0
&& obj.proj === 0) {
console.log('...Passed!');
} else {
fail(script, obj);
}
});
script = 'LOOP 10\nCF 3\nPF 1\nEND LOOP';
console.log('Basic loop test...');
mscript.interpret(script, function (obj) {
if (obj.success === true
&& obj.cam === 30
&& obj.proj === 10
&& obj.arr.length === 40) {
console.log('...Passed!');
} else {
fail(script, obj);
}
});
script = 'LOOP 4\nLOOP 4\nPF\nBF\nEND LOOP\nEND LOOP';
console.log('Recursive loop test...');
mscript.interpret(script, function (obj) {
if (obj.success === true
&& obj.cam === 16
&& obj.proj === 16
&& obj.arr.length === 32) {
console.log('...Passed!');
} else {
fail(script, obj);
}
});
//Lighting tests
2016-04-12 04:06:23 +00:00
console.log('All tests completed');
console.timeEnd('Tests took');
};
if (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
2016-04-12 04:06:23 +00:00
}
2016-04-12 04:06:23 +00:00
/*
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
CF - Camera forwards
PF - Projector forwards
BF - Black forwards
CB - Camera backwards
PB - Projector backwards
BB - Black backwards
*/