Pixel-Composer/scripts/node_palette/node_palette.gml
2023-07-21 12:40:20 +02:00

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function Node_Palette(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) constructor {
name = "Palette";
previewable = false;
w = 96;
inputs[| 0] = nodeValue("Palette", self, JUNCTION_CONNECT.input, VALUE_TYPE.color, DEF_PALETTE)
.setDisplay(VALUE_DISPLAY.palette);
inputs[| 1] = nodeValue("Trim range", self, JUNCTION_CONNECT.input, VALUE_TYPE.float, [ 0, 1 ])
.setDisplay(VALUE_DISPLAY.slider_range, [0, 1, 0.01]);
outputs[| 0] = nodeValue("Palette", self, JUNCTION_CONNECT.output, VALUE_TYPE.color, [])
.setDisplay(VALUE_DISPLAY.palette);
input_display_list = [0,
["Trim", true], 1
];
static process_data = function(_outSurf, _data, _output_index, _array_index) {
var pal = _data[0];
var ran = _data[1];
var st = floor(clamp(min(ran[0], ran[1]), 0, 1) * array_length(pal));
var en = floor(clamp(max(ran[0], ran[1]), 0, 1) * array_length(pal));
var ar = [];
for( var i = st; i < en; i++ )
ar[i - st] = array_safe_get(pal, i);
return ar;
}
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);
}
}