Pixel-Composer/scripts/node_twirl/node_twirl.gml
2024-09-04 08:57:11 +07:00

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function Node_Twirl(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) constructor {
name = "Twirl";
newInput(0, nodeValue_Surface("Surface in", self));
newInput(1, nodeValue_Vec2("Center", self, [ 0, 0 ]))
.setUnitRef(function(index) { return getDimension(index); });
newInput(2, nodeValue_Float("Strength", self, 3))
.setDisplay(VALUE_DISPLAY.slider, { range: [-10, 10, 0.01] })
.setMappable(11);
newInput(3, nodeValue_Float("Radius", self, 16))
.setMappable(12);
newInput(4, nodeValue_Enum_Scroll("Oversample mode", self, 0, [ "Empty", "Clamp", "Repeat" ]))
.setTooltip("How to deal with pixel outside the surface.\n - Empty: Use empty pixel\n - Clamp: Repeat edge pixel\n - Repeat: Repeat texture.");
newInput(5, nodeValue_Surface("Mask", self));
newInput(6, nodeValue_Float("Mix", self, 1))
.setDisplay(VALUE_DISPLAY.slider);
newInput(7, nodeValue_Bool("Active", self, true));
active_index = 7;
newInput(8, nodeValue_Toggle("Channel", self, 0b1111, { data: array_create(4, THEME.inspector_channel) }));
__init_mask_modifier(5); // inputs 9, 10
////////////////////////////////////////////////////////////////////////////////////////////
newInput(11, nodeValue_Surface("Strength map", self))
.setVisible(false, false);
newInput(12, nodeValue_Surface("Radius map", self))
.setVisible(false, false);
////////////////////////////////////////////////////////////////////////////////////////////
newOutput(0, nodeValue_Output("Surface out", self, VALUE_TYPE.surface, noone));
input_display_list = [ 7, 8,
["Surfaces", true], 0, 5, 6, 9, 10,
["Twirl", false], 1, 2, 11, 3, 12,
];
attribute_surface_depth();
attribute_oversample();
attribute_interpolation();
static drawOverlay = function(hover, active, _x, _y, _s, _mx, _my, _snx, _sny) {
PROCESSOR_OVERLAY_CHECK
var pos = current_data[1];
var px = _x + pos[0] * _s;
var py = _y + pos[1] * _s;
var _hov = false;
var hv = inputs[1].drawOverlay(hover, active, _x, _y, _s, _mx, _my, _snx, _sny); _hov |= hv;
var hv = inputs[3].drawOverlay(hover, active, px, py, _s, _mx, _my, _snx, _sny); _hov |= hv;
return _hov;
}
static step = function() {
__step_mask_modifier();
inputs[2].mappableStep();
inputs[3].mappableStep();
}
static processData = function(_outSurf, _data, _output_index, _array_index) { #region
var sam = struct_try_get(attributes, "oversample");
surface_set_shader(_outSurf, sh_twirl);
shader_set_interpolation(_data[0]);
shader_set_f("dimension" , surface_get_width_safe(_data[0]), surface_get_height_safe(_data[0]));
shader_set_2("center" , _data[1]);
shader_set_f_map("strength", _data[2], _data[11], inputs[2]);
shader_set_f_map("radius" , _data[3], _data[12], inputs[3]);
shader_set_i("sampleMode", sam);
draw_surface_safe(_data[0]);
surface_reset_shader();
__process_mask_modifier(_data);
_outSurf = mask_apply(_data[0], _outSurf, _data[5], _data[6]);
_outSurf = channel_apply(_data[0], _outSurf, _data[8]);
return _outSurf;
} #endregion
}