Pixel-Composer/scripts/node_posterize/node_posterize.gml
2023-08-01 19:21:51 +02:00

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function Node_Posterize(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) constructor {
name = "Posterize";
inputs[| 0] = nodeValue("Surface in", self, JUNCTION_CONNECT.input, VALUE_TYPE.surface, 0);
inputs[| 1] = nodeValue("Palette", self, JUNCTION_CONNECT.input, VALUE_TYPE.color, DEF_PALETTE )
.setDisplay(VALUE_DISPLAY.palette);
inputs[| 2] = nodeValue("Use palette", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, true);
inputs[| 3] = nodeValue("Colors", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 4)
.setDisplay(VALUE_DISPLAY.slider, [2, 16, 1]);
inputs[| 4] = nodeValue("Gamma", self, JUNCTION_CONNECT.input, VALUE_TYPE.float, 0.6)
.setDisplay(VALUE_DISPLAY.slider, [0, 1, 0.01]);
inputs[| 5] = nodeValue("Active", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, true);
active_index = 5;
inputs[| 6] = nodeValue("Posterize alpha", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, true);
input_display_list = [ 5,
["Effect settings", false], 0, 2, 1, 6,
["Auto color", false], 3, 4
];
outputs[| 0] = nodeValue("Surface out", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, noone);
attribute_surface_depth();
static step = function() {
var _use_pal = inputs[| 2].getValue();
inputs[| 1].setVisible(_use_pal);
inputs[| 3].setVisible(!_use_pal);
inputs[| 4].setVisible(!_use_pal);
}
static process_data = function(_outSurf, _data, _output_index, _array_index) {
var _gra = _data[1];
var _use_gra = _data[2];
var _alp = _data[6];
if(_use_gra) {
var _colors = array_create(array_length(_gra) * 4);
for(var i = 0; i < array_length(_gra); i++) {
_colors[i * 4 + 0] = color_get_red(_gra[i]) / 255;
_colors[i * 4 + 1] = color_get_green(_gra[i]) / 255;
_colors[i * 4 + 2] = color_get_blue(_gra[i]) / 255;
_colors[i * 4 + 3] = 1;
}
surface_set_shader(_outSurf, sh_posterize_palette);
shader_set_f("palette", _colors);
shader_set_i("keys", array_length(_gra));
shader_set_i("alpha", _alp);
draw_surface_safe(_data[0], 0, 0);
surface_reset_shader();
} else {
var _colors = _data[3];
var _gamma = _data[4];
surface_set_shader(_outSurf, sh_posterize);
shader_set_i("colors", _colors);
shader_set_f("gamma", _gamma);
shader_set_i("alpha", _alp);
draw_surface_safe(_data[0], 0, 0);
surface_reset_shader();
}
return _outSurf;
}
}