Pixel-Composer/scripts/node_gradient_shift/node_gradient_shift.gml

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2023-02-21 04:48:50 +01:00
function Node_Gradient_Shift(_x, _y, _group = -1) : Node_Processor(_x, _y, _group) constructor {
name = "Gradient Shift";
previewable = false;
w = 96;
inputs[| 0] = nodeValue("Gradient", self, JUNCTION_CONNECT.input, VALUE_TYPE.color, [ new gradientKey(0, c_white) ] )
.setDisplay(VALUE_DISPLAY.gradient);
inputs[| 1] = nodeValue("Shift", self, JUNCTION_CONNECT.input, VALUE_TYPE.float, 0)
.setDisplay(VALUE_DISPLAY.slider, [-1, 1, 0.01]);
inputs[| 2] = nodeValue("Loop", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, false)
outputs[| 0] = nodeValue("Gradient", self, JUNCTION_CONNECT.output, VALUE_TYPE.color, [ new gradientKey(0, c_white) ] )
.setDisplay(VALUE_DISPLAY.gradient);
_pal = -1;
static process_data = function(_outSurf, _data, _output_index, _array_index) {
var pal = _data[0];
var sft = _data[1];
var lop = _data[2];
_outSurf = [];
for( var i = 0; i < array_length(pal); i++ ) {
var k = pal[i];
_outSurf[i] = new gradientKey(k.time + sft, k.value);
if(lop) _outSurf[i].time = frac(_outSurf[i].time);
}
return _outSurf;
}
static onDrawNode = function(xx, yy, _mx, _my, _s) {
var bbox = drawGetBbox(xx, yy, _s);
if(bbox.h < 1) return;
var grad = outputs[| 0].getValue();
draw_gradient(bbox.x0, bbox.y0, bbox.w, bbox.h, grad, inputs[| 0].extra_data[| 0]);
}
}