mirror of
https://github.com/Ttanasart-pt/Pixel-Composer.git
synced 2024-12-25 14:36:13 +01:00
155 lines
No EOL
4.6 KiB
Text
155 lines
No EOL
4.6 KiB
Text
function Node_Posterize(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) constructor {
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name = "Posterize";
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newInput(0, nodeValue_Surface("Surface in", self));
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newInput(1, nodeValue_Palette("Palette", self, array_clone(DEF_PALETTE)));
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newInput(2, nodeValue_Bool("Use palette", self, true));
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newInput(3, nodeValue_Int("Steps", self, 4))
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.setDisplay(VALUE_DISPLAY.slider, { range: [2, 16, 0.1] });
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newInput(4, nodeValue_Float("Gamma", self, 1))
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.setDisplay(VALUE_DISPLAY.slider, { range: [0, 2, 0.01] })
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.setMappable(7);
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newInput(5, nodeValue_Bool("Active", self, true));
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active_index = 5;
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newInput(6, nodeValue_Bool("Posterize alpha", self, true));
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//////////////////////////////////////////////////////////////////////////////////////////////////
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newInput(7, nodeValueMap("Gamma map", self));
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//////////////////////////////////////////////////////////////////////////////////////////////////
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newInput(8, nodeValue_Enum_Button("Space", self, 0, [ "RGB", "LAB" ]));
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input_display_list = [ 5, 0,
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["Palette", false, 2], 1, 3, 4, 7, 8,
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["Alpha", false], 6,
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];
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outputs[0] = nodeValue_Output("Surface out", self, VALUE_TYPE.surface, noone);
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attribute_surface_depth();
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temp_surface = [ surface_create(1, 1), surface_create(1, 1), surface_create(1, 1), surface_create(1, 1) ];
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static step = function() {
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var _use_pal = getInputData(2);
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inputs[1].setVisible(_use_pal);
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inputs[3].setVisible(!_use_pal);
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inputs[4].setVisible(!_use_pal);
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inputs[4].mappableStep();
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inputs[8].setVisible(_use_pal);
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}
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static processData = function(_outSurf, _data, _output_index, _array_index) {
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var _surf = _data[0];
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var _pal = _data[1];
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var _use_pal = _data[2];
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var _alp = _data[6];
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var _spce = _data[8];
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if(_use_pal) {
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surface_set_shader(_outSurf, sh_posterize_palette);
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shader_set_palette(_pal, "palette", "keys");
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shader_set_i("alpha", _alp);
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shader_set_i("space", _spce);
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draw_surface_safe(_surf);
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surface_reset_shader();
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} else {
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#region get range
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var _sw = surface_get_width(_surf);
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var _sh = surface_get_height(_surf);
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var _itr = ceil(logn(4, _sw * _sh / 1024));
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var _sww = ceil(_sw / 2);
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var _shh = ceil(_sh / 2);
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for (var i = 0, n = array_length(temp_surface); i < n; i++)
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temp_surface[i] = surface_verify(temp_surface[i], _sw, _sh);
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surface_set_shader(temp_surface[0]);
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draw_surface_safe(_surf);
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surface_reset_shader();
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surface_set_shader(temp_surface[1]);
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draw_surface_safe(_surf);
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surface_reset_shader();
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surface_clear(temp_surface[2]);
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surface_clear(temp_surface[3]);
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var _ind = 1;
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repeat(_itr) {
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surface_resize(temp_surface[(_ind) * 2 + 0], _sww, _shh);
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surface_resize(temp_surface[(_ind) * 2 + 1], _sww, _shh);
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shader_set(sh_get_max_downsampled);
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surface_set_target_ext(0, temp_surface[(_ind) * 2 + 0]);
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surface_set_target_ext(1, temp_surface[(_ind) * 2 + 1]);
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shader_set_f("dimension", _sww, _shh);
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shader_set_surface("surfaceMax", temp_surface[(!_ind) * 2 + 0]);
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shader_set_surface("surfaceMin", temp_surface[(!_ind) * 2 + 1]);
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draw_sprite_stretched(s_fx_pixel, 0, 0, 0, _sww, _shh);
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surface_reset_target();
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shader_reset();
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_sww = ceil(_sww / 2);
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_shh = ceil(_shh / 2);
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_ind = !_ind;
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}
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var _sMax = temp_surface[(!_ind) * 2 + 0];
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var _sMin = temp_surface[(!_ind) * 2 + 1];
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var _ssw = surface_get_width(_sMax);
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var _ssh = surface_get_height(_sMax);
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var _max = [ 0, 0, 0 ];
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var _min = [ 1, 1, 1 ];
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var _bMax = buffer_from_surface(_sMax, false);
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var _bMin = buffer_from_surface(_sMin, false);
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buffer_to_start(_bMax);
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buffer_to_start(_bMin);
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repeat(_ssw * _ssh) {
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var _cc = buffer_read(_bMax, buffer_u32);
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_max[0] = max(_max[0], _color_get_red(_cc));
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_max[1] = max(_max[1], _color_get_green(_cc));
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_max[2] = max(_max[2], _color_get_blue(_cc));
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var _cc = buffer_read(_bMin, buffer_u32);
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_min[0] = min(_min[0], _color_get_red(_cc));
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_min[1] = min(_min[1], _color_get_green(_cc));
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_min[2] = min(_min[2], _color_get_blue(_cc));
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}
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buffer_delete(_bMax);
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buffer_delete(_bMin);
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#endregion
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surface_set_shader(_outSurf, sh_posterize);
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shader_set_f("cMax", _max);
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shader_set_f("cMin", _min);
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shader_set_f("colors", _data[3]);
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shader_set_f_map("gamma", _data[4], _data[7], inputs[4]);
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shader_set_i("alpha", _alp);
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draw_surface_safe(_surf);
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surface_reset_shader();
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}
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return _outSurf;
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}
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} |