Pixel-Composer/scripts/node_particle/node_particle.gml
2023-02-14 11:32:32 +07:00

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function Node_Particle(_x, _y, _group = -1) : Node_VFX_Spawner_Base(_x, _y, _group) constructor {
name = "Particle";
use_cache = true;
inputs[| 3].setDisplay(VALUE_DISPLAY.area, function() { return inputs[| input_len + 0].getValue(); });
inputs[| input_len + 0] = nodeValue("Output dimension", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, def_surf_size2)
.setDisplay(VALUE_DISPLAY.vector);
inputs[| input_len + 1] = nodeValue("Round position", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, true, "Round position to the closest integer value to avoid jittering.");
inputs[| input_len + 2] = nodeValue("Blend mode", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 0 )
.setDisplay(VALUE_DISPLAY.enum_scroll, [ "Normal", "Additive" ]);
outputs[| 0] = nodeValue("Surface out", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, noone);
array_insert(input_display_list, 0, ["Output", true], input_len + 0);
array_push(input_display_list, input_len + 1, input_len + 2);
def_surface = -1;
static onValueUpdate = function(index = 0) {
if(index == input_len + 0) {
var _dim = inputs[| input_len + 0].getValue();
var _outSurf = outputs[| 0].getValue();
_outSurf = surface_verify(_outSurf, _dim[0], _dim[1]);
outputs[| 0].setValue(_outSurf);
}
}
static onStep = function() {
if(!ANIMATOR.frame_progress) return;
if(recoverCache()) {
triggerRender();
return;
}
RETURN_ON_REST
if(ANIMATOR.current_frame == 0) {
reset();
runVFX(ANIMATOR.current_frame);
} else if(cached_output[ANIMATOR.current_frame - 1] != 0)
runVFX(ANIMATOR.current_frame);
}
function render(_time = ANIMATOR.current_frame) {
var _dim = inputs[| input_len + 0].getValue(_time);
var _exact = inputs[| input_len + 1].getValue(_time);
var _blend = inputs[| input_len + 2].getValue(_time);
var _outSurf = outputs[| 0].getValue();
_outSurf = surface_verify(_outSurf, _dim[0], _dim[1]);
outputs[| 0].setValue(_outSurf);
surface_set_target(_outSurf);
draw_clear_alpha(0, 0);
if(_blend == PARTICLE_BLEND_MODE.normal)
BLEND_OVER_ALPHA;
else if(_blend == PARTICLE_BLEND_MODE.additive)
BLEND_ADD;
var surf_w = surface_get_width(_outSurf);
var surf_h = surface_get_height(_outSurf);
for(var i = 0; i < PREF_MAP[? "part_max_amount"]; i++) {
parts[i].draw(_exact, surf_w, surf_h);
}
BLEND_NORMAL;
surface_reset_target();
cacheCurrentFrame(_outSurf);
}
}