Pixel-Composer/scripts/node_lua_compute/node_lua_compute.gml
2023-08-08 18:45:00 +02:00

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function Node_Lua_Compute(_x, _y, _group = noone) : Node(_x, _y, _group) constructor {
name = "Lua Compute";
previewable = false;
inputs[| 0] = nodeValue("Function name", self, JUNCTION_CONNECT.input, VALUE_TYPE.text, "render" + string(irandom_range(100000, 999999)));
inputs[| 1] = nodeValue("Return type", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 0)
.setDisplay(VALUE_DISPLAY.enum_scroll, [ "Number", "String", "Struct" ], { update_hover: false });
inputs[| 2] = nodeValue("Lua code", self, JUNCTION_CONNECT.input, VALUE_TYPE.text, "", o_dialog_lua_reference)
.setDisplay(VALUE_DISPLAY.code);
inputs[| 3] = nodeValue("Execution thread", self, JUNCTION_CONNECT.input, VALUE_TYPE.node, noone)
.setVisible(false, true);
inputs[| 4] = nodeValue("Execute on frame", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, true)
static createNewInput = function() {
var index = ds_list_size(inputs);
inputs[| index + 0] = nodeValue("Argument name", self, JUNCTION_CONNECT.input, VALUE_TYPE.text, "" );
inputs[| index + 1] = nodeValue("Argument type", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 0 )
.setDisplay(VALUE_DISPLAY.enum_scroll, [ "Number", "String", "Surface", "Struct" ], { update_hover: false });
inputs[| index + 1].editWidget.interactable = false;
inputs[| index + 2] = nodeValue("Argument value", self, JUNCTION_CONNECT.input, VALUE_TYPE.float, 0 )
.setVisible(true, true);
inputs[| index + 2].editWidget.interactable = false;
}
outputs[| 0] = nodeValue("Execution thread", self, JUNCTION_CONNECT.output, VALUE_TYPE.node, noone );
outputs[| 1] = nodeValue("Return value", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, 0);
luaArgumentRenderer();
input_display_list = [ 3, 4,
["Function", false], 0, 1,
["Arguments", false], argument_renderer,
["Script", false], 2,
["Inputs", true],
];
setIsDynamicInput(3);
argument_name = [];
argument_val = [];
lua_state = lua_create();
lua_error_handler = _lua_error;
error_notification = noone;
compiled = false;
if(!LOADING && !APPENDING) createNewInput();
static stepBegin = function() {
if(PROJECT.animator.frame_progress)
setRenderStatus(false);
setHeight();
doStepBegin();
value_validation[VALIDATION.error] = !compiled;
if(!compiled && error_notification == noone) {
error_notification = noti_error("Lua node [" + string(name) + "] not compiled.");
error_notification.onClick = function() { PANEL_GRAPH.focusNode(self); };
}
if(compiled && error_notification != noone) {
noti_remove(error_notification);
error_notification = noone;
}
var _type = inputs[| 1].getValue();
switch(_type) {
case 0 : outputs[| 1].type = VALUE_TYPE.float; break;
case 1 : outputs[| 1].type = VALUE_TYPE.text; break;
case 2 : outputs[| 1].type = VALUE_TYPE.struct; break;
}
}
static getState = function() {
if(inputs[| 3].value_from == noone)
return lua_state;
return inputs[| 3].value_from.node.getState();
}
static refreshDynamicInput = function() {
var _in = ds_list_create();
for( var i = 0; i < input_fix_len; i++ )
ds_list_add(_in, inputs[| i]);
array_resize(input_display_list, input_display_len);
for( var i = input_fix_len; i < ds_list_size(inputs); i += data_length ) {
if(inputs[| i].getValue() != "") {
ds_list_add(_in, inputs[| i + 0]);
ds_list_add(_in, inputs[| i + 1]);
ds_list_add(_in, inputs[| i + 2]);
inputs[| i + 1].editWidget.interactable = true;
if(inputs[| i + 2].editWidget != noone)
inputs[| i + 2].editWidget.interactable = true;
var type = inputs[| i + 1].getValue();
switch(type) {
case 0 : inputs[| i + 2].type = VALUE_TYPE.float; break;
case 1 : inputs[| i + 2].type = VALUE_TYPE.text; break;
case 2 : inputs[| i + 2].type = VALUE_TYPE.surface; break;
case 3 : inputs[| i + 2].type = VALUE_TYPE.struct; break;
}
inputs[| i + 2].setDisplay(VALUE_DISPLAY._default);
array_push(input_display_list, i + 2);
} else {
delete inputs[| i + 0];
delete inputs[| i + 1];
delete inputs[| i + 2];
}
}
for( var i = 0; i < ds_list_size(_in); i++ )
_in[| i].index = i;
ds_list_destroy(inputs);
inputs = _in;
createNewInput();
}
static onValueFromUpdate = function(index) {
if(index == 0 || index == 2) compiled = false;
}
static onValueUpdate = function(index = 0) {
if(index == 0 || index == 2) compiled = false;
if(index == 3) {
for( var i = 0; i < ds_list_size(outputs[| 0].value_to); i++ ) {
var _j = outputs[| 0].value_to[| i];
if(_j.value_from != outputs[| 0]) continue;
_j.node.compiled = false;
}
compiled = false;
}
if(LOADING || APPENDING) return;
compiled = false;
refreshDynamicInput();
}
static step = function() {
for( var i = input_fix_len; i < ds_list_size(inputs) - data_length; i += data_length ) {
var name = inputs[| i + 0].getValue();
inputs[| i + 2].name = name;
}
}
static update = function(frame = PROJECT.animator.current_frame) {
if(!compiled) return;
//if(!PROJECT.animator.is_playing || !PROJECT.animator.frame_progress) return;
var _func = inputs[| 0].getValue();
var _dimm = inputs[| 1].getValue();
var _exec = inputs[| 4].getValue();
if(!_exec) return;
argument_val = [];
for( var i = input_fix_len; i < ds_list_size(inputs) - data_length; i += data_length )
array_push(argument_val, inputs[| i + 2].getValue());
//if(PROJECT.animator.current_frame == 0) { //refresh state on the first frame
// lua_state_destroy(lua_state);
// lua_state = lua_create();
// addCode();
//}
lua_projectData(getState());
var res = 0;
try {
res = lua_call_w(getState(), _func, argument_val);
} catch(e) {
noti_warning(exception_print(e),, self);
}
outputs[| 1].setValue(res);
}
static addCode = function() {
var _func = inputs[| 0].getValue();
var _code = inputs[| 2].getValue();
argument_name = [];
for( var i = input_fix_len; i < ds_list_size(inputs) - data_length; i += data_length ) {
array_push(argument_name, inputs[| i + 0].getValue());
}
var lua_code = "function " + _func + "(";
for( var i = 0, n = array_length(argument_name); i < n; i++ ) {
if(i) lua_code += ", "
lua_code += argument_name[i];
}
lua_code += ")\n";
lua_code += _code;
lua_code += "\nend";
//print(lua_code);
lua_add_code(getState(), lua_code);
}
insp1UpdateTooltip = __txt("Compile");
insp1UpdateIcon = [ THEME.refresh, 1, COLORS._main_value_positive ];
static onInspector1Update = function() { //compile
var thrd = inputs[| 3].value_from;
if(thrd == noone) {
doCompile();
return;
}
thrd.node.onInspector1Update();
}
static doCompile = function() {
compiled = true;
addCode();
for( var i = 0; i < ds_list_size(outputs[| 0].value_to); i++ ) {
var _j = outputs[| 0].value_to[| i];
if(_j.value_from != outputs[| 0]) continue;
_j.node.doCompile();
}
doUpdate();
}
static doApplyDeserialize = function() {
refreshDynamicInput();
for( var i = input_fix_len; i < ds_list_size(inputs) - data_length; i += data_length ) {
var name = inputs[| i + 0].getValue();
var type = inputs[| i + 1].getValue();
inputs[| i + 2].name = name;
switch(type) {
case 0 : inputs[| i + 2].type = VALUE_TYPE.float; break;
case 1 : inputs[| i + 2].type = VALUE_TYPE.text; break;
case 2 : inputs[| i + 2].type = VALUE_TYPE.surface; break;
case 3 : inputs[| i + 2].type = VALUE_TYPE.struct; break;
}
inputs[| i + 2].setDisplay(VALUE_DISPLAY._default);
}
}
static onDestroy = function() {
lua_state_destroy(lua_state);
if(error_notification != noone)
noti_remove(error_notification);
}
}