mirror of
https://github.com/Ttanasart-pt/Pixel-Composer.git
synced 2024-12-25 14:36:13 +01:00
102 lines
No EOL
2.8 KiB
Text
102 lines
No EOL
2.8 KiB
Text
function Node_Sampler(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) constructor {
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name = "Sampler";
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setDimension(96, 48);
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newInput(0, nodeValue_Surface("Surface in", self));
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newInput(1, nodeValue_Vec2("Position", self, [ 0, 0 ]))
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.setUnitRef(function(index) { return getDimension(index); });
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newInput(2, nodeValue_Int("Sampling size", self, 1, "Size of square around the position to sample and average pixel color."))
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.setDisplay(VALUE_DISPLAY.slider, { range: [1, 3, 0.1] });
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newInput(3, nodeValue_Bool("Alpha", self, false));
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outputs[0] = nodeValue_Output("Color", self, VALUE_TYPE.color, c_white);
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static getPreviewValues = function() { return getInputData(0); }
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static drawOverlay = function(hover, active, _x, _y, _s, _mx, _my, _snx, _sny) { #region
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PROCESSOR_OVERLAY_CHECK
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inputs[1].drawOverlay(hover, active, _x, _y, _s, _mx, _my, _snx, _sny);
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var _suf = current_data[0];
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if(!is_surface(_suf)) return;
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var ww = surface_get_width_safe(_suf);
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var hh = surface_get_height_safe(_suf);
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var _pos = current_data[1];
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var _sam = 1 + (current_data[2] - 1) * 2;
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var x0 = _pos[0] + 0.5 - _sam / 2;
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var x1 = _pos[0] + 0.5 + _sam / 2;
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var y0 = _pos[1] + 0.5 - _sam / 2;
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var y1 = _pos[1] + 0.5 + _sam / 2;
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x0 = clamp(x0, 0, ww);
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x1 = clamp(x1, 0, ww);
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y0 = clamp(y0, 0, hh);
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y1 = clamp(y1, 0, hh);
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x0 = _x + x0 * _s;
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x1 = _x + x1 * _s;
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y0 = _y + y0 * _s;
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y1 = _y + y1 * _s;
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draw_set_color(COLORS._main_accent);
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draw_rectangle(x0, y0, x1, y1, true);
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} #endregion
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static processData = function(_output, _data, _output_index, _array_index = 0) { #region
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var _surf = _data[0];
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var _pos = _data[1];
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var _sam = _data[2];
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var _alp = _data[3];
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if(!is_surface(_surf)) return c_black;
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var ww = surface_get_width_safe(_surf);
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var hh = surface_get_height_safe(_surf);
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var r = 0, g = 0, b = 0, a = 0, amo = 0;
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_sam -= 1;
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for( var i = -_sam; i <= _sam; i++ )
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for( var j = -_sam; j <= _sam; j++ ) {
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var px = _pos[0] + i;
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var py = _pos[1] + j;
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if(px < 0) continue;
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if(py < 0) continue;
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if(px >= ww) continue;
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if(py >= hh) continue;
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var cc = int64(surface_get_pixel_ext(_surf, px, py));
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r += color_get_red(cc);
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g += color_get_green(cc);
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b += color_get_blue(cc);
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a += color_get_alpha(cc);
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amo++;
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}
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r /= amo;
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g /= amo;
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b /= amo;
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a /= amo;
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return _alp? make_color_rgba(r, g, b, a) : make_color_rgb(r, g, b);
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} #endregion
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static onDrawNode = function(xx, yy, _mx, _my, _s, _hover, _focus) { #region
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var bbox = drawGetBbox(xx, yy, _s);
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var col = outputs[0].getValue();
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if(bbox.h <= 0) return;
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if(is_array(col)) {
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drawPalette(col, bbox.x0, bbox.y0, bbox.w, bbox.h);
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return;
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}
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drawColor(col, bbox.x0, bbox.y0, bbox.w, bbox.h);
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} #endregion
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} |