mirror of
https://github.com/Ttanasart-pt/Pixel-Composer.git
synced 2024-12-25 14:36:13 +01:00
155 lines
No EOL
5.4 KiB
Text
155 lines
No EOL
5.4 KiB
Text
function Node_Trail(_x, _y, _group = noone) : Node(_x, _y, _group) constructor {
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name = "Trail";
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use_cache = true;
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shader1 = sh_trail_filler_pass1;
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uni_dimension = shader_get_uniform(shader1, "dimension");
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uni_mode = shader_get_uniform(shader1, "mode");
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uni_range = shader_get_uniform(shader1, "range");
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uni_colr = shader_get_uniform(shader1, "matchColor");
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uni_blend = shader_get_uniform(shader1, "blendColor");
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uni_seg_st = shader_get_uniform(shader1, "segmentStart");
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uni_seg_sz = shader_get_uniform(shader1, "segmentSize");
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uni_sam_prev = shader_get_sampler_index(shader1, "prevFrame");
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shader2 = sh_trail_filler_pass2;
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uni2_dimension = shader_get_uniform(shader2, "dimension");
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inputs[| 0] = nodeValue("Surface in", self, JUNCTION_CONNECT.input, VALUE_TYPE.surface, 0);
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inputs[| 1] = nodeValue("Max life", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 5);
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inputs[| 2] = nodeValue("Loop", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, false);
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inputs[| 3] = nodeValue("Max distance", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, -1, "Maximum distance to search for movement, set to -1 to search the entire image.");
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inputs[| 4] = nodeValue("Match color", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, true, "Make trail track pixels of the same color, instead of the closet pixels.");
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inputs[| 5] = nodeValue("Blend color", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, true, "Blend color between two pixel smoothly.");
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inputs[| 6] = nodeValue("Alpha over life", self, JUNCTION_CONNECT.input, VALUE_TYPE.curve, CURVE_DEF_11);
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outputs[| 0] = nodeValue("Surface out", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, noone);
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outputs[| 1] = nodeValue("Trail UV", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, noone);
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input_display_list = [
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["Output", true], 0,
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["Trail settings", false], 1, 2,
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["Tracking", false], 3, 4, 5,
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["Modification", false], 6,
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];
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temp_surface = [ surface_create(1, 1), surface_create(1, 1), surface_create(1, 1) ];
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attribute_surface_depth();
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static step = function() {
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var _colr = inputs[| 4].getValue();
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inputs[| 5].setVisible(!_colr);
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}
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static update = function() {
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if(!inputs[| 0].value_from) return;
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var _surf = inputs[| 0].getValue();
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var _life = inputs[| 1].getValue();
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var _loop = inputs[| 2].getValue();
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if(!is_real(_loop)) _loop = false;
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var _rang = inputs[| 3].getValue();
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var _colr = inputs[| 4].getValue();
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var _blend = inputs[| 5].getValue();
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var _alpha = inputs[| 6].getValue();
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var cDep = attrDepth();
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if(!is_surface(_surf)) return;
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cacheCurrentFrame(_surf);
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for( var i = 0, n = array_length(temp_surface); i < n; i++ ) {
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temp_surface[i] = surface_verify(temp_surface[i], surface_get_width(_surf), surface_get_height(_surf), cDep);
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surface_set_target(temp_surface[i]);
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DRAW_CLEAR
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surface_reset_target();
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}
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var _outSurf = outputs[| 0].getValue();
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_outSurf = surface_verify(_outSurf, surface_get_width(_surf), surface_get_height(_surf), cDep);
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outputs[| 0].setValue(_outSurf);
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var _outUV = outputs[| 1].getValue();
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_outUV = surface_verify(_outUV, surface_get_width(_surf), surface_get_height(_surf), cDep);
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outputs[| 1].setValue(_outUV);
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var curf = PROJECT.animator.current_frame;
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var frame_amo = _loop? _life : min(_life, curf);
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var st_frame = curf - frame_amo;
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for(var i = 0; i <= frame_amo; i++) {
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var frame_idx = st_frame + i;
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var prog = (frame_idx - (curf - _life)) / _life;
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if(_loop && frame_idx < 0) frame_idx = PROJECT.animator.frames_total + frame_idx;
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var prev = _loop? safe_mod(frame_idx - 1 + PROJECT.animator.frames_total, PROJECT.animator.frames_total) : frame_idx - 1;
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var _prevFrame = getCacheFrame(prev);
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var _currFrame = getCacheFrame(frame_idx);
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if(!is_surface(_currFrame)) continue;
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if(!is_surface(_prevFrame)) {
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surface_set_target(temp_surface[0]);
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draw_surface_safe(_currFrame, 0, 0);
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surface_reset_target();
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surface_set_target(temp_surface[2]);
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draw_surface_safe(_currFrame, 0, 0);
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surface_reset_target();
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continue;
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}
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shader_set(shader1);
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shader_set_uniform_f(uni_dimension, surface_get_width(_surf), surface_get_height(_surf));
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shader_set_uniform_f(uni_range, _rang? _rang : surface_get_width(_surf) / 2);
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shader_set_uniform_i(uni_colr, _colr);
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shader_set_uniform_i(uni_blend, _blend);
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shader_set_uniform_f(uni_seg_st, (frame_amo - i) / frame_amo);
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shader_set_uniform_f(uni_seg_sz, 1 / frame_amo);
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texture_set_stage(uni_sam_prev, surface_get_texture(_prevFrame));
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shader_set_uniform_i(uni_mode, 1);
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surface_set_target(temp_surface[0]);
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draw_surface_safe(_currFrame, 0, 0);
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surface_reset_target();
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shader_set_uniform_i(uni_mode, 0);
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surface_set_target(temp_surface[2]);
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draw_surface_safe(_currFrame, 0, 0);
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surface_reset_target();
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shader_reset();
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}
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surface_set_target(temp_surface[1]);
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shader_set(shader2);
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shader_set_uniform_f(uni2_dimension, surface_get_width(_surf), surface_get_height(_surf));
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draw_surface_safe(temp_surface[0], 0, 0);
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shader_reset();
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surface_reset_target();
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surface_set_target(_outUV);
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DRAW_CLEAR
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BLEND_ALPHA;
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draw_surface_safe(temp_surface[1], 0, 0);
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BLEND_NORMAL;
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surface_reset_target();
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surface_set_target(_outSurf);
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DRAW_CLEAR
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BLEND_ALPHA;
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draw_surface_safe(temp_surface[2], 0, 0);
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BLEND_NORMAL;
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surface_reset_target();
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}
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} |