Pixel-Composer/scripts/node_palette_replacement/node_palette_replacement.gml
2023-08-17 16:56:54 +02:00

62 lines
1.8 KiB
Plaintext

function Node_Palette_Replace(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) constructor {
name = "Palette Replace";
w = 96;
inputs[| 0] = nodeValue("Palette in", self, JUNCTION_CONNECT.input, VALUE_TYPE.color, DEF_PALETTE )
.setDisplay(VALUE_DISPLAY.palette)
.setVisible(true, true);
inputs[| 1] = nodeValue("Palette from", self, JUNCTION_CONNECT.input, VALUE_TYPE.color, DEF_PALETTE )
.setDisplay(VALUE_DISPLAY.palette);
inputs[| 2] = nodeValue("Palette to", self, JUNCTION_CONNECT.input, VALUE_TYPE.color, DEF_PALETTE )
.setDisplay(VALUE_DISPLAY.palette);
inputs[| 3] = nodeValue("Threshold", self, JUNCTION_CONNECT.input, VALUE_TYPE.float, 0.1)
.setDisplay(VALUE_DISPLAY.slider, [0, 1, 0.01]);
input_display_list = [ 0,
["Palette", false], 1, 2, 3,
];
outputs[| 0] = nodeValue("Surface out", self, JUNCTION_CONNECT.output, VALUE_TYPE.color, [ ] )
.setDisplay(VALUE_DISPLAY.palette);
static processData = function(_outSurf, _data, _output_index, _array_index) {
var pal = _data[0];
var pfr = _data[1];
var pto = _data[2];
var thr = _data[3];
var palo = [];
for( var i = 0, n = array_length(pal); i < n; i++ ) {
var c = pal[i];
var fromValue = 999;
var fromIndex = -1;
for( var j = 0; j < array_length(pfr); j++ ) {
var fr = pfr[j];
var dist = color_diff(c, fr);
if(dist <= thr && dist < fromValue) {
fromValue = dist;
fromIndex = j;
}
}
palo[i] = fromIndex == -1? c : array_safe_get(pto, fromIndex, c, ARRAY_OVERFLOW.loop);
}
return palo;
}
static onDrawNode = function(xx, yy, _mx, _my, _s, _hover, _focus) {
var bbox = drawGetBbox(xx, yy, _s);
if(bbox.h < 1) return;
var pal = outputs[| 0].getValue();
if(array_length(pal) && is_array(pal[0])) return;
drawPalette(pal, bbox.x0, bbox.y0, bbox.w, bbox.h);
}
}