Pixel-Composer/scripts/pcx_ast/pcx_ast.gml
2023-08-13 09:00:58 +02:00

466 lines
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#region data
global.EVALUATE_HEAD = noone;
global.FUNCTIONS = ds_map_create();
global.FUNCTIONS[? "sin"] = [ ["radian"], function(val) { return sin(val[0]); } ];
global.FUNCTIONS[? "cos"] = [ ["radian"], function(val) { return cos(val[0]); } ];
global.FUNCTIONS[? "tan"] = [ ["radian"], function(val) { return tan(val[0]); } ];
global.FUNCTIONS[? "arcsin"] = [ ["number"], function(val) { return arcsin(val[0]); } ];
global.FUNCTIONS[? "arccos"] = [ ["number"], function(val) { return arccos(val[0]); } ];
global.FUNCTIONS[? "arctan"] = [ ["number"], function(val) { return arctan(val[0]); } ];
global.FUNCTIONS[? "abs"] = [ ["number"], function(val) { return abs(val[0]); } ];
global.FUNCTIONS[? "round"] = [ ["number"], function(val) { return round(val[0]); } ];
global.FUNCTIONS[? "ceil"] = [ ["number"], function(val) { return ceil(val[0]); } ];
global.FUNCTIONS[? "floor"] = [ ["number"], function(val) { return floor(val[0]); } ];
global.FUNCTIONS[? "fract"] = [ ["number"], function(val) { return frac(val[0]); } ];
global.FUNCTIONS[? "sign"] = [ ["number"], function(val) { return sign(val[0]); } ];
global.FUNCTIONS[? "min"] = [ ["number", "number"], function(val) { return min(array_safe_get(val, 0), array_safe_get(val, 1)); } ];
global.FUNCTIONS[? "max"] = [ ["number", "number"], function(val) { return max(array_safe_get(val, 0), array_safe_get(val, 1)); } ];
global.FUNCTIONS[? "clamp"] = [ ["number", "min = 0", "max = 1"], function(val) { return clamp(array_safe_get(val, 0), array_safe_get(val, 1, 0), array_safe_get(val, 2, 1)); } ];
global.FUNCTIONS[? "lerp"] = [ ["number_0", "number_1", "amount"], function(val) { return lerp(array_safe_get(val, 0), array_safe_get(val, 1), array_safe_get(val, 2)); } ];
global.FUNCTIONS[? "wiggle"] = [ ["time", "frequency", "octave = 1", "seed = 0"], function(val) {
return wiggle(0, 1, PROJECT.animator.frameTotal / array_safe_get(val, 1),
array_safe_get(val, 0),
array_safe_get(val, 3, 0),
array_safe_get(val, 2, 1));
} ];
global.FUNCTIONS[? "random"] = [ ["min = 0", "max = 1"], function(val) {
return random_range(array_safe_get(val, 0, 0),
array_safe_get(val, 1, 1));
} ];
global.FUNCTIONS[? "irandom"] = [ ["min = 0", "max = 1"], function(val) {
return irandom_range(array_safe_get(val, 0, 0),
array_safe_get(val, 1, 1));
} ];
global.FUNCTIONS[? "range"] = [ ["length", "start = 0", "step = 1"], function(val) {
var arr = array_create(array_safe_get(val, 0, 0));
for( var i = 0, n = array_length(arr); i < n; i++ )
arr[i] = array_safe_get(val, 1, 0) + i * array_safe_get(val, 2, 1);
return arr;
} ];
global.FUNCTIONS[? "length"] = [ ["value"], function(val) {
if(is_array(val)) return array_length(val);
if(is_string(val)) return string_length(val);
return 0;
} ];
global.FUNCTIONS[? "string"] = [ ["value"], function(val) { return string(val[0]); } ];
global.FUNCTIONS[? "number"] = [ ["value"], function(val) { return toNumber(val[0]); } ];
global.FUNCTIONS[? "chr"] = [ ["number"], function(val) { return chr(val[0]); } ];
global.FUNCTIONS[? "ord"] = [ ["char"], function(val) { return ord(val[0]); } ];
globalvar PROJECT_VARIABLES;
PROJECT_VARIABLES = {};
PROJECT_VARIABLES.Project = {};
PROJECT_VARIABLES.Project.frame = function() /*=>*/ {return PROJECT.animator.current_frame};
PROJECT_VARIABLES.Project.progress = function() /*=>*/ {return PROJECT.animator.current_frame / (PROJECT.animator.frames_total - 1)};
PROJECT_VARIABLES.Project.frameTotal = function() /*=>*/ {return PROJECT.animator.frames_total};
PROJECT_VARIABLES.Project.fps = function() /*=>*/ {return PROJECT.animator.framerate};
PROJECT_VARIABLES.Project.time = function() /*=>*/ {return PROJECT.animator.current_frame / PROJECT.animator.framerate};
PROJECT_VARIABLES.Project.name = function() /*=>*/ {return filename_name_only(PROJECT.path)};
PROJECT_VARIABLES.Program = {};
PROJECT_VARIABLES.Program.time = function() /*=>*/ {return current_time / 1000};
PROJECT_VARIABLES.Device = {};
PROJECT_VARIABLES.Device.timeSecond = function() /*=>*/ {return current_second};
PROJECT_VARIABLES.Device.timeMinute = function() /*=>*/ {return current_minute};
PROJECT_VARIABLES.Device.timeHour = function() /*=>*/ {return current_hour};
PROJECT_VARIABLES.Device.timeDay = function() /*=>*/ {return current_day};
PROJECT_VARIABLES.Device.timeDayInWeek = function() /*=>*/ {return current_weekday};
PROJECT_VARIABLES.Device.timeMonth = function() /*=>*/ {return current_month};
PROJECT_VARIABLES.Device.timeYear = function() /*=>*/ {return current_year};
#endregion
#region evaluator
enum EXPRESS_TREE_ANIM {
none,
base_value,
animated
}
function __funcList() constructor {
funcTrees = [];
static addFunction = function(fn) {
array_push(funcTrees, fn);
}
static validate = function() {
for( var i = 0, n = array_length(funcTrees); i < n; i++ )
if(!funcTrees[i].validate())
return false;
return true;
}
static isAnimated = function() {
for( var i = 0, n = array_length(funcTrees); i < n; i++ )
if(!funcTrees[i].isAnimated())
return false;
return true;
}
static eval = function(params = {}) {
//var _params = variable_clone(params);
var val = 0;
for( var i = 0, n = array_length(funcTrees); i < n; i++ )
val = funcTrees[i].eval(params);
return val;
}
}
function __funcIf() constructor {
condition = noone;
if_true = new __funcList();
if_false = new __funcList();
static validate = function() {
if(condition != noone && !condition.validate()) return false;
if(if_true != noone && !if_true.validate()) return false;
if(if_false != noone && !if_false.validate()) return false;
return true;
}
static isAnimated = function() {
if(condition != noone && !condition.isAnimated()) return false;
if(if_true != noone && !if_true.isAnimated()) return false;
if(if_false != noone && !if_false.isAnimated()) return false;
return true;
}
static eval = function(params = {}) {
if(condition == noone) return 0;
var res = condition.eval(params);
printIf(global.LOG_EXPRESSION, $"<<<<<< IF {res} >>>>>>");
if(res) return if_true == noone? 0 : if_true.eval(params);
else return if_false == noone? 0 : if_false.eval(params);
}
}
function __funcFor() constructor {
itr_array = false;
cond_init = noone;
cond_indx = noone;
cond_iter = noone;
cond_term = noone;
cond_arr = noone;
cond_step = 1;
action = new __funcList();
static validate = function() {
if(itr_array) {
if(cond_arr == noone || !cond_arr.validate()) return false;
} else {
if(cond_init == noone || !cond_init.validate()) return false;
if(cond_term == noone || !cond_term.validate()) return false;
}
if(action != noone && !action.validate()) return false;
return true;
}
static isAnimated = function() {
if(itr_array) {
if(cond_arr == noone || !cond_arr.isAnimated()) return false;
} else {
if(cond_init == noone || !cond_init.isAnimated()) return false;
if(cond_term == noone || !cond_term.isAnimated()) return false;
}
if(action != noone && !action.isAnimated()) return false;
return true;
}
static eval = function(params = {}) {
if(itr_array) {
var _arr = cond_arr.eval(params);
printIf(global.LOG_EXPRESSION, $"<<<<<< FOR EACH {_arr} >>>>>>");
for( var i = 0, n = array_length(_arr); i < n; i++ ) {
var val = _arr[i];
if(cond_indx != noone)
params[$ cond_indx] = i;
params[$ cond_iter] = val;
printIf(global.LOG_EXPRESSION, $"<< ITER {i}: {cond_iter} = {val} >>");
action.eval(params);
}
} else {
printIf(global.LOG_EXPRESSION, "<< FOR >>");
cond_init.eval(params);
while(cond_term.eval(params)) {
action.eval(params);
cond_iter.eval(params);
}
}
}
}
function __funcTree(symbol, l = noone, r = noone) constructor {
self.symbol = symbol;
self.l = l;
self.r = r;
dependency = [];
static _string = function(str) {
return string_char_at(str, 1) == "\"" && string_char_at(str, string_length(str)) == "\"";
}
static _string_trim = function(str) {
return string_trim(str, [ "\"" ]);
}
static getVal = function(val, params = {}, getRaw = false) {
if(is_struct(val)) return val.eval(params, getRaw);
if(is_real(val)) return val;
if(getRaw) return val;
if(is_string(val)) val = string_trim(val);
//printIf(global.LOG_EXPRESSION, $" [ get struct {params}[{val}] ]");
if(struct_has(params, val))
return struct_try_get(params, val);
val = string_trim(val);
if(_string(val))
return _string_trim(val);
return nodeGetData(val);
}
static _validate = function(val) {
if(is_real(val)) return true;
if(is_string(val)) return true;
if(is_struct(val)) return val.validate();
if(val == "value") return true;
if(PROJECT.globalNode.inputExist(val)) return true;
var strs = string_splice(val, ".");
if(array_length(strs) < 2) return false;
if(struct_has(PROJECT_VARIABLES, strs[0]))
return struct_has(PROJECT_VARIABLES[$ strs[0]], strs[1]);
if(!ds_map_exists(PROJECT.nodeNameMap, strs[0]))
return false;
array_push_unique(dependency, strs[0]);
return true;
}
static validate = function() {
dependency = [];
if(ds_map_exists(global.FUNCTIONS, symbol)) {
if(!is_array(l)) return false;
for( var i = 0, n = array_length(l); i < n; i++ )
if(!_validate(l[i])) return false;
return true;
}
switch(symbol) {
case "@": return _validate(l);
case "【": return true;
case "": return true;
}
return _validate(l) && _validate(r);
}
static _isAnimated = function(val) {
if(is_real(val)) return EXPRESS_TREE_ANIM.none;
if(is_struct(val)) return val._isAnimated();
if(val == "value") return EXPRESS_TREE_ANIM.base_value;
if(PROJECT.globalNode.inputExist(val)) {
var _inp = PROJECT.globalNode.getInput(val);
if(_inp.is_anim) return EXPRESS_TREE_ANIM.animated;
}
return EXPRESS_TREE_ANIM.none;
}
static isAnimated = function() {
var anim = EXPRESS_TREE_ANIM.none;
anim = max(anim, _isAnimated(l));
if(symbol != "@")
anim = max(anim, _isAnimated(r));
return anim;
}
static eval = function(params = {}, isLeft = false) {
if(ds_map_exists(global.FUNCTIONS, symbol)) {
if(!is_array(l)) return 0;
var _fn = global.FUNCTIONS[? symbol];
var _ev = _fn[1];
var _l = array_create(array_length(l));
for( var i = 0, n = array_length(l); i < n; i++ )
_l[i] = getVal(l[i], params);
var res = _ev(_l);
printIf(global.LOG_EXPRESSION, $"Function {symbol}{_l} = {res}");
printIf(global.LOG_EXPRESSION, "====================");
return res;
}
var getRaw = false;
switch(symbol) {
case "=":
case "【":
getRaw = true;
}
var v1 = getVal(l, params, getRaw || isLeft);
var v2 = getVal(r, params);
var res = 0;
if(symbol == "") {
res = v1;
} else if(symbol == "【") { // array builder
res = array_create(array_length(v1));
for( var i = 0, n = array_length(res); i < n; i++ )
res[i] = getVal(v1[i], params);
} else if(symbol == "@") { // array getter
if(isLeft)
res = [ v1, v2 ];
else if(is_real(v2)) {
if(is_array(v1)) {
if(v2 < 0) v2 = array_length(v1) + v2;
res = array_safe_get(v1, v2);
} else if(is_string(v1)) {
if(v2 < 0) v2 = string_length(v1) + v2;
res = string_char_at(v1, v2 + 1);
}
}
} else if(symbol == "=") { // value assignment
if(is_array(v1)) {
var val = params[$ v1[0]];
val = array_safe_set(val, v1[1], v2);
params[$ v1[0]] = val;
res = val;
} else {
params[$ v1] = v2;
res = v2;
}
} else if(is_array(v1) && !is_array(v2)) { // evaluate value
res = array_create(array_length(v1));
for( var i = 0, n = array_length(res); i < n; i++ )
res[i] = eval_real(array_safe_get(v1, i), v2);
} else if(!is_array(v1) && is_array(v2)) {
res = array_create(array_length(v2));
for( var i = 0, n = array_length(res); i < n; i++ )
res[i] = eval_real(v1, array_safe_get(v2, i));
} else if(is_array(v1) && is_array(v2)) {
res = array_create(max(array_length(v1), array_length(v2)));
for( var i = 0, n = array_length(res); i < n; i++ )
res[i] = eval_real(array_safe_get(v1, i), array_safe_get(v2, i));
} else
res = eval_real(v1, v2);
var _v1_var = getVal(l, params, true);
switch(symbol) {
case "⊕":
case "⊖":
case "⊗":
case "⊘":
if(is_array(_v1_var)) {
var val = params[$ _v1_var[0]];
val = array_safe_set(val, _v1_var[1], res);
params[$ _v1_var[0]] = val;
} else
params[$ _v1_var] = res;
printIf(global.LOG_EXPRESSION, $"|{_v1_var}| = {v1}|{symbol}|{v2}| = {res}");
printIf(global.LOG_EXPRESSION, $"symbol : {symbol}");
printIf(global.LOG_EXPRESSION, $"l : | {typeof(l)} |{l}|");
printIf(global.LOG_EXPRESSION, $"r : | {typeof(r)} |{r}|");
printIf(global.LOG_EXPRESSION, "====================");
break;
default:
printIf(global.LOG_EXPRESSION, $"|{v1}|{symbol}|{v2}| = {res}");
printIf(global.LOG_EXPRESSION, $"symbol : {symbol}");
printIf(global.LOG_EXPRESSION, $"l : | {typeof(l)} |{l}|");
printIf(global.LOG_EXPRESSION, $"r : | {typeof(r)} |{r}|");
printIf(global.LOG_EXPRESSION, "====================");
break;
}
return res;
}
static eval_real = function(v1, v2, _symbol = symbol) {
switch(_symbol) {
case "+":
case "⊕":
if(is_string(v1) || is_string(v2)) return string(v1) + string(v2);
if(is_real(v1) && is_real(v2)) return v1 + v2;
return 0;
case "-":
case "∸":
case "⊖": return (is_real(v1) && is_real(v2))? v1 - v2 : 0;
case "*":
case "⊗": return (is_real(v1) && is_real(v2))? v1 * v2 : 0;
case "$": return (is_real(v1) && is_real(v2))? power(v1, v2) : 0;
case "/":
case "⊘": return (is_real(v1) && is_real(v2) && v2 != 0)? v1 / v2 : 0;
case "%": return (is_real(v1) && is_real(v2) && v2 != 0)? v1 % v2 : 0;
case "&": return (is_real(v1) && is_real(v2))? v1 & v2 : 0;
case "|": return (is_real(v1) && is_real(v2))? v1 | v2 : 0;
case "^": return (is_real(v1) && is_real(v2))? v1 ^ v2 : 0;
case "«": return (is_real(v1) && is_real(v2))? v1 << v2 : 0;
case "»": return (is_real(v1) && is_real(v2))? v1 >> v2 : 0;
case "~": return is_real(v1)? ~v1 : 0;
case "⩵": return (is_real(v1) && is_real(v2))? v1 == v2 : 0;
case "≠": return (is_real(v1) && is_real(v2))? v1 != v2 : 0;
case "≤": return (is_real(v1) && is_real(v2))? v1 <= v2 : 0;
case "≥": return (is_real(v1) && is_real(v2))? v1 >= v2 : 0;
case ">": return (is_real(v1) && is_real(v2))? v1 > v2 : 0;
case "<": return (is_real(v1) && is_real(v2))? v1 < v2 : 0;
case "sin" : return is_real(v1)? sin(v1) : 0;
case "cos" : return is_real(v1)? cos(v1) : 0;
case "tan" : return is_real(v1)? tan(v1) : 0;
case "abs" : return is_real(v1)? abs(v1) : 0;
case "round" : return is_real(v1)? round(v1) : 0;
case "ceil" : return is_real(v1)? ceil(v1) : 0;
case "floor" : return is_real(v1)? floor(v1) : 0;
}
return v1;
}
}
function evaluateFunction(fx, params = {}) {
if(isNumber(fx)) return toNumber(fx);
return evaluateFunctionList(fx).eval(params);
}
#endregion