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Mscript update #1

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sixteenmillimeter merged 21 commits from mscript into master 2018-06-17 03:25:21 +00:00
Conversation 0 Commits 21 Files Changed 18 +176 -135
2 changed files with 176 additions and 135 deletions
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3
app/lib/mscript/TODO.md
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@ -1,8 +1,5 @@
# TODO - mscript
* Expand test coverage
* Profiling tests
* Simple refactor
* Add variables and simple evaluation
* Add "Fade" feature
* Add "Light" feature

308
app/lib/mscript/index.js
View File

@ -36,6 +36,13 @@ class Mscript {
this.color = '';
this.loops = [];
this.rec = -1;
this.two = '';
this.arr = [];
this.light = [];
this.target = 0; //move to target using CAM # or PROJ #
this.dist = 0;
this.output = {};
}
/**
@ -53,169 +60,206 @@ class Mscript {
//split string into lines, each containing a command
let lines = text.split('\n');
let two = '';
let arr = [];
let light = [];
let target = 0;// move to target using CAM # or PROJ #
let dist = 0; //?
for (let line of lines) {
line = line.replace(/\t+/g, ""); //strip tabs
line = line.trim(); //remove excess whitespace before and after command
two = line.substring(0, 2);
if (CMD.indexOf(two) !== -1) {
if (this.loops.length > 0) {
//hold generated arr in state loop array
this.loops[this.rec].arr
.push.apply(this.loops[this.rec].arr,
this.str_to_arr(line,
two));
this.loops[this.rec].light
.push.apply(this.loops[this.rec].light,
this.light_to_arr(line,
two));
} else {
arr.push.apply(arr, this.str_to_arr(line, two));
light.push.apply(light, this.light_to_arr(line, two))
}
line = line.toUpperCase();
this.two = line.substring(0, 2);
if (CMD.indexOf(this.two) !== -1) {
this.basic_cmd(line);
} else if (line.substring(0, 4) === 'LOOP') {
this.rec++;
this.loops[this.rec] = {
arr : [],
light : [],
cam : 0,
proj : 0,
cmd : line + ''
};
this.new_loop(line);
} else if (line.substring(0, 2) === 'L ') {
this.light_state(line);
} else if (line.substring(0, 2) === 'F ') {
//fade
} else if (line.substring(0, 3) === 'END') {
for (var x = 0; x < this.loop_count(this.loops[this.rec].cmd); x++) {
if (this.rec === 0) {
arr.push.apply(arr, this.loops[this.rec].arr);
light.push.apply(light, this.loops[this.rec].light);
} else if (this.rec >= 1) {
this.loops[this.rec - 1].arr
.push.apply(this.loops[this.rec - 1].arr,
this.loops[this.rec].arr);
this.loops[this.rec - 1].light
.push.apply(this.loops[this.rec - 1].light,
this.loops[this.rec].light);
}
}
this.update('END', this.loop_count(this.loops[this.rec].cmd));
delete this.loops[this.rec];
this.rec--;
this.end_loop(line);
} else if (line.substring(0, 3) === 'CAM') { //directly go to that frame (black?)
target = parseInt(line.split('CAM ')[1]);
if (this.loops.length > 0) {
if (target > this.cam) {
dist = target - this.cam;
for (var x = 0; x < dist; x++) {
this.loops[this.rec].arr.push('BF');
this.loops[this.rec].light.push(BLACK);
this.update('BF');
}
} else {
dist = this.cam - target;
for (var x = 0; x < dist; x++) {
this.loops[this.rec].arr.push('BB');
this.loops[this.rec].light.push(BLACK);
this.update('BB');
}
}
} else {
if (target > this.cam) {
dist = target - this.cam;
for (var x = 0; x < dist; x++) {
arr.push('BF');
light.push(BLACK);
this.update('BF');
}
} else {
dist = this.cam - target;
for (var x = 0; x < dist; x++) {
arr.push('BB');
light.push(BLACK);
this.update('BB');
}
}
}
this.move_cam(line);
} else if (line.substring(0, 4) === 'PROJ') { //directly go to that frame
target = parseInt(line.split('PROJ ')[1]);
if (this.loops.length > 0) {
if (target > this.proj) {
dist = target - this.proj;
for (var x = 0; x < dist; x++) {
this.loops[this.rec].arr.push('PF');
this.loops[this.rec].light.push('');
this.update('PF');
}
} else {
dist = this.proj - target;
for (var x = 0; x < dist; x++) {
this.loops[this.rec].arr.push('PB');
this.loops[this.rec].light.push('');
this.update('PB');
}
}
} else {
if (target > this.proj) {
dist = target - this.proj;
for (var x = 0; x < dist; x++) {
arr.push('PF');
light.push('');
this.update('PF');
}
} else {
dist = this.proj - target;
for (var x = 0; x < dist; x++) {
arr.push('PB');
light.push('');
this.update('PB');
}
}
}
this.move_proj(line);
} else if (line.substring(0, 3) === 'SET') { //set that state
if (line.substring(0, 7) === 'SET CAM') {
this.cam = parseInt(line.split('SET CAM')[1]);
} else if (line.substring(0, 8) === 'SET PROJ') {
this.proj = parseInt(line.split('SET PROJ')[1]);
}
this.set_state(line);
} else if (line.substring(0, 1) === '#' || line.substring(0, 2) === '//') {
//comments
//ignore while parsing
}
}
this.output.success = true;
this.output.arr = arr; //all instructions
this.output.light = light; //all light instructions
this.output.arr = this.arr; //all instructions
this.output.light = this.light; //all light instructions
this.output.cam = this.cam;
this.output.proj = this.proj;
if (typeof callback !== 'undefined') {
//should only be invoked by running mscript.tests()
callback(this.output);
}
}
/**
* Apply a basic two character command
*/
basic_cmd (line) {
if (this.loops.length > 0) {
//hold generated arr in state loop array
this.loops[this.rec].arr
.push.apply(this.loops[this.rec].arr,
this.str_to_arr(line,
this.two));
this.loops[this.rec].light
.push.apply(this.loops[this.rec].light,
this.light_to_arr(line,
this.two));
} else {
this.arr.push.apply(this.arr, this.str_to_arr(line, this.two));
this.light.push.apply(this.light, this.light_to_arr(line, this.two))
}
}
/**
* Start a new loop
*/
new_loop (line) {
this.rec++;
this.loops[this.rec] = {
arr : [],
light : [],
cam : 0,
proj : 0,
cmd : line + ''
};
}
/**
* Close the most recent loop
*/
end_loop (line) {
for (let x = 0; x < this.loop_count(this.loops[this.rec].cmd); x++) {
if (this.rec === 0) {
this.arr.push.apply(this.arr, this.loops[this.rec].arr);
this.light.push.apply(this.light, this.loops[this.rec].light);
} else if (this.rec >= 1) {
this.loops[this.rec - 1].arr
.push.apply(this.loops[this.rec - 1].arr,
this.loops[this.rec].arr);
this.loops[this.rec - 1].light
.push.apply(this.loops[this.rec - 1].light,
this.loops[this.rec].light);
}
}
this.update('END', this.loop_count(this.loops[this.rec].cmd));
delete this.loops[this.rec];
this.rec--;
}
/**
* Move camera to explicitly-defined frame
*/
move_cam (line) {
this.target = parseInt(line.split('CAM ')[1]);
if (this.loops.length > 0) {
if (this.target > this.cam) {
this.dist = this.target - this.cam;
for (let x = 0; x < this.dist; x++) {
this.loops[this.rec].arr.push('BF');
this.loops[this.rec].light.push(BLACK);
this.update('BF');
}
} else {
this.dist = this.cam - this.target;
for (let x = 0; x < this.dist; x++) {
this.loops[this.rec].arr.push('BB');
this.loops[this.rec].light.push(BLACK);
this.update('BB');
}
}
} else {
if (target > this.cam) {
this.dist = this.target - this.cam;
for (let x = 0; x < this.dist; x++) {
this.arr.push('BF');
this.light.push(BLACK);
this.update('BF');
}
} else {
this.dist = this.cam - this.target;
for (let x = 0; x < this.dist; x++) {
this.arr.push('BB');
this.light.push(BLACK);
this.update('BB');
}
}
}
}
/**
* Move projector to explicitly-defined frame
*/
move_proj (line) {
this.target = parseInt(line.split('PROJ ')[1]);
if (this.loops.length > 0) {
if (this.target > this.proj) {
this.dist = this.target - this.proj;
for (let x = 0; x < this.dist; x++) {
this.loops[this.rec].arr.push('PF');
this.loops[this.rec].light.push('');
this.update('PF');
}
} else {
this.dist = this.proj - this.target;
for (let x = 0; x < this.dist; x++) {
this.loops[this.rec].arr.push('PB');
this.loops[this.rec].light.push('');
this.update('PB');
}
}
} else {
if (this.target > this.proj) {
this.dist = this.target - this.proj;
for (let x = 0; x < this.dist; x++) {
this.arr.push('PF');
this.light.push('');
this.update('PF');
}
} else {
this.dist = this.proj - this.target;
for (let x = 0; x < this.dist; x++) {
this.arr.push('PB');
this.light.push('');
this.update('PB');
}
}
}
}
/**
* Set the state of either the cam or projector
*/
set_state (line) {
if (line.substring(0, 7) === 'SET CAM') {
this.cam = parseInt(line.split('SET CAM')[1]);
} else if (line.substring(0, 8) === 'SET PROJ') {
this.proj = parseInt(line.split('SET PROJ')[1]);
}
}
/**
* Return the last loop
*/
last_loop () {
return this.loops[this.loops.length - 1];
}
/**
* Return the second-last loop
*/
parent_loop () {
return this.loops[this.loops.length - 2];
}
/**
* Extract the loop count integer from a LOOP cmd
*/
loop_count (str) {
return parseInt(str.split(' ')[1]);
}
/**
* Extract the fade length integer from a FADE cmd
*/
fade_count (str) {
return parseInt(str.split(' ')[1]);
}
@ -292,7 +336,7 @@ class Mscript {
return arr;
}
/**
*
* Split a string on a command to extract data for light array
*/
light_to_arr (str, cmd) {
const cnt = str.split(cmd);
@ -317,7 +361,7 @@ class Mscript {
return arr;
}
/**
*
* Split a string to extract an rgb color value
*/
light_state (str) {
//add parsers for other color spaces
@ -326,7 +370,7 @@ class Mscript {
}
/**
*
* Throw an error with specific message
*/
fail (msg) {
throw new Error(msg);