mirror of
https://github.com/Ttanasart-pt/Pixel-Composer.git
synced 2024-11-13 05:53:53 +01:00
253 lines
7.5 KiB
Plaintext
253 lines
7.5 KiB
Plaintext
function Node_FLIP_Render(_x, _y, _group = noone) : Node(_x, _y, _group) constructor {
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name = "Render";
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color = COLORS.node_blend_fluid;
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icon = THEME.fluid_sim;
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manual_ungroupable = false;
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newInput(0, nodeValue_Fdomain("Domain", self, noone))
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.setVisible(true, true);
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newInput(1, nodeValue_Float("Merge threshold", self, 0.75))
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.setDisplay(VALUE_DISPLAY.slider);
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newInput(2, nodeValue_Range("Lifespan", self, [ 0, 0 ], { linked : true }));
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newInput(3, nodeValue_Float("Particle expansion", self, 20));
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newInput(4, nodeValue_Bool("Draw obstracles", self, true));
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newInput(5, nodeValue_Surface("Fluid particle", self));
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newInput(6, nodeValue_Enum_Scroll("Render type", self, 0, [ new scrollItem("Particle", s_node_flip_render, 0),
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new scrollItem("Line", s_node_flip_render, 1), ] ));
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newInput(7, nodeValue_Bool("Threshold", self, true));
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newInput(8, nodeValue_Bool("Additive", self, true));
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newInput(9, nodeValue_Slider_Range("Alpha", self, [ 1, 1 ]));
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newInput(10, nodeValue_Int("Segments", self, 1));
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newInput(11, nodeValue_Gradient("Color Over Velocity", self, new gradientObject(cola(c_white))));
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newInput(12, nodeValue_Range("Velocity Map", self, [ 0, 10 ]));
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input_display_list = [ 0, 5,
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["Rendering", false], 6, 10, 3, 4, 9,
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["Effect", false], 11, 12, 2,
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["Post Processing", false], 8, 7, 1,
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];
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newOutput(0, nodeValue_Output("Rendered", self, VALUE_TYPE.surface, noone));
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seed = irandom_range(100000, 999999);
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temp_surface = [ noone ];
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array_push(attributeEditors, "FLIP Solver");
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attributes.update = true;
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array_push(attributeEditors, ["Update domain", function() { return attributes.update; },
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new checkBox(function() {
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attributes.update = !attributes.update;
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triggerRender();
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})]);
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attributes.debugDraw = false;
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array_push(attributeEditors, ["Draw Fluid Particles", function() { return attributes.debugDraw; },
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new checkBox(function() {
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attributes.debugDraw = !attributes.debugDraw;
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})]);
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static drawOverlay = function(hover, active, _x, _y, _s, _mx, _my, _snx, _sny) { #region
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var domain = getInputData(0);
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if(!instance_exists(domain)) return;
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if(domain.domain == noone) return;
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if(attributes.debugDraw) {
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var _m = min(array_length(domain.particlePos) / 2 - 1, domain.numParticles);
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draw_set_color(COLORS._main_accent);
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for( var i = 0; i < _m; i++ ) {
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var _px = domain.particlePos[i * 2 + 0] - 1;
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var _py = domain.particlePos[i * 2 + 1] - 1;
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draw_circle(_x + _px * _s, _y + _py * _s, 1, false);
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}
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}
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} #endregion
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static step = function() {
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var _typ = getInputData(6);
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var _thr = getInputData(7);
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inputs[ 1].setVisible(_typ == 0 && _thr);
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inputs[ 3].setVisible(_typ == 0);
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inputs[ 5].setVisible(_typ == 0, _typ == 0);
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inputs[10].setVisible(_typ == 1);
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}
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static update = function(frame = CURRENT_FRAME) {
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var domain = getInputData(0);
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if(!instance_exists(domain)) return;
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if(domain.domain == noone) return;
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if(attributes.update && IS_PLAYING) domain.step();
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var _bln = getInputData(1);
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var _vap = getInputData(2);
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var _exp = getInputData(3);
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var _obs = getInputData(4);
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var _spr = getInputData(5);
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var _typ = getInputData(6);
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var _thr = getInputData(7);
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var _add = getInputData(8);
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var _alp = getInputData(9);
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var _seg = getInputData(10);
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var _cvl = getInputData(11);
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var _vlr = getInputData(12);
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var _outSurf = outputs[0].getValue();
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var _maxpart = domain.maxParticles;
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var _padd = domain.particleSize;
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var _ww = domain.width - _padd * 2;
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var _hh = domain.height - _padd * 2;
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_outSurf = surface_verify(_outSurf, _ww, _hh);
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temp_surface[0] = surface_verify(temp_surface[0], _ww, _hh);
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outputs[0].setValue(_outSurf);
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var _x, _y, _px, _py, _r, _l, _a, _v, _sx, _sy;
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var _rad = domain.particleRadius * _exp;
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var _mx = min(array_length(domain.particlePos) / 2 - 1, domain.numParticles);
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var _useSpr = is_surface(_spr);
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var _sprw, _sprh;
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if(_useSpr) {
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_sprw = 0.5 * surface_get_width_safe(_spr);
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_sprh = 0.5 * surface_get_height_safe(_spr);
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} else if(is_array(_spr) && array_length(_spr)) {
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_useSpr = is_surface(_spr[0]);
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_sprw = 0.5 * surface_get_width_safe(_spr[0]);
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_sprh = 0.5 * surface_get_height_safe(_spr[0]);
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}
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var _useMapRange = array_length(_cvl.keys) > 1;
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var _vMapRange = _vlr[1] - _vlr[0];
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var _cc = _cvl.keys[0].value;
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random_set_seed(seed);
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surface_set_shader(temp_surface[0], _useSpr? noone : sh_FLIP_draw_droplet);
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if(_add) BLEND_ADD
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else BLEND_ALPHA_MULP
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if(_typ == 0) {
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for( var i = 0; i < _mx; i++ ) {
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_x = domain.particlePos[i * 2 + 0];
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_y = domain.particlePos[i * 2 + 1];
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_sx = domain.particleVel[i * 2 + 0];
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_sy = domain.particleVel[i * 2 + 1];
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_l = domain.particleLife[i];
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if(_x == 0 && _y == 0) continue;
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_x -= _padd;
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_y -= _padd;
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_r = 1;
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_a = random_range(_alp[0], _alp[1]);
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_v = irandom_range(_vap[0], _vap[1]);
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if(_v) {
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_r = (_v - _l) / _v;
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if(_r * _rad < 0.5) continue;
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}
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if(_useMapRange) {
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var _vel = sqrt(_sx * _sx + _sy * _sy);
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var _vmap = (_vel - _vlr[0]) / _vMapRange;
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_vmap = power(clamp(_vmap, 0, 1), 5);
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_cc = _cvl.eval(_vmap);
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}
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if(_useSpr) {
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if(is_array(_spr)) draw_surface_ext(_spr[i % array_length(_spr)], _x - _sprw * _r, _y - _sprh * _r, _r, _r, 0, _cc, _a * _r);
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else draw_surface_ext(_spr, _x - _sprw * _r, _y - _sprh * _r, _r, _r, 0, _cc, _a * _r);
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} else {
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draw_circle_color_alpha(_x, _y, _rad, _cc, _cc, _a * _r, 0);
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}
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}
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} else if(_typ == 1) {
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var _segg = min(_seg, CURRENT_FRAME);
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var _ox, _oy, _nx, _ny;
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for( var i = 0; i < _mx; i++ ) {
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_l = domain.particleLife[i];
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_v = irandom_range(_vap[0], _vap[1]);
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var fstFr = max(0, CURRENT_FRAME - _segg);
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var lstFr = _v? min(CURRENT_FRAME, CURRENT_FRAME - _l + _v) : CURRENT_FRAME;
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if(lstFr <= fstFr) continue;
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_ox = lstFr == CURRENT_FRAME? domain.particlePos[i * 2 + 0] : domain.particleHist[(lstFr + 1) * _maxpart * 2 + i * 2 + 0];
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_oy = lstFr == CURRENT_FRAME? domain.particlePos[i * 2 + 1] : domain.particleHist[(lstFr + 1) * _maxpart * 2 + i * 2 + 1];
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if(_ox == 0 && _oy == 0) continue;
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_ox -= _padd;
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_oy -= _padd;
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for( var j = lstFr; j > fstFr; j-- ) {
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_nx = domain.particleHist[j * _maxpart * 2 + i * 2 + 0];
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_ny = domain.particleHist[j * _maxpart * 2 + i * 2 + 1];
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if(_nx == 0 && _ny == 0) continue;
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if(_useMapRange) {
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var _dx = _ox - _nx;
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var _dy = _oy - _ny;
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var _vel = sqrt(_dx * _dx + _dy * _dy);
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var _vmap = (_vel - _vlr[0]) / _vMapRange;
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_vmap = power(clamp(_vmap, 0, 1), 5);
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_cc = _cvl.eval(_vmap);
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}
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_nx -= _padd;
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_ny -= _padd;
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draw_set_color(_cc);
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draw_line(_ox, _oy, _nx, _ny);
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_ox = _nx;
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_oy = _ny;
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}
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}
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}
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BLEND_NORMAL
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surface_reset_shader();
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surface_set_target(_outSurf);
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DRAW_CLEAR
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if(_thr) {
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shader_set(sh_FLIP_render_threshold);
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shader_set_f("threshold", 1 - _bln);
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draw_surface_safe(temp_surface[0]);
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shader_reset();
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} else
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draw_surface_safe(temp_surface[0]);
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if(_obs)
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for( var i = 0, n = array_length(domain.obstracles); i < n; i++ )
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domain.obstracles[i].draw();
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surface_reset_target();
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}
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} |