Pixel-Composer/scripts/node_flood_fill/node_flood_fill.gml
2024-08-18 11:16:20 +07:00

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function Node_Flood_Fill(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) constructor {
name = "Flood Fill";
newInput(0, nodeValue_Surface("Surface in", self));
newInput(1, nodeValue_Surface("Mask", self));
inputs[2] = nodeValue_Float("Mix", self, 1)
.setDisplay(VALUE_DISPLAY.slider);
newInput(3, nodeValue_Bool("Active", self, true));
active_index = 3;
newInput(4, nodeValue_Vec2("Position", self, [ 1, 1 ]));
newInput(5, nodeValue_Color("Colors", self, cola(c_black) ));
inputs[6] = nodeValue_Float("Threshold", self, 0.1)
.setDisplay(VALUE_DISPLAY.slider);
newInput(7, nodeValue_Bool("Diagonal", self, false));
__init_mask_modifier(1); // inputs 8, 9
newInput(10, nodeValue_Enum_Scroll("Blend", self, 0, [ "Override", "Multiply" ]));
outputs[0] = nodeValue_Output("Surface out", self, VALUE_TYPE.surface, noone);
input_display_list = [ 3,
["Surfaces", false], 0, 1, 2, 8, 9,
["Fill", false], 4, 6, 5, 7, 10,
]
temp_surface = [ surface_create(1, 1), surface_create(1, 1) ];
attribute_surface_depth();
attributes.fill_iteration = -1;
array_push(attributeEditors, "Algorithm");
array_push(attributeEditors, ["Fill iteration", function() { return attributes.fill_iteration; },
new textBox(TEXTBOX_INPUT.number, function(val) {
attributes.fill_iteration = val;
triggerRender();
})]);
static drawOverlay = function(hover, active, _x, _y, _s, _mx, _my, _snx, _sny) {
var _hov = false;
var hv = inputs[4].drawOverlay(hover, active, _x, _y, _s, _mx, _my, _snx, _sny); _hov |= hv;
return _hov;
}
static step = function() { #region
__step_mask_modifier();
} #endregion
static processData = function(_outSurf, _data, _output_index, _array_index) {
var inSurf = _data[0];
if(!is_surface(inSurf)) return _outSurf;
var _pos = _data[ 4];
var _col = _data[ 5];
var _thr = _data[ 6];
var _dia = _data[ 7];
var _bnd = _data[10];
var _filC = surface_get_pixel_ext(inSurf, _pos[0], _pos[1]);
var sw = surface_get_width_safe(inSurf);
var sh = surface_get_height_safe(inSurf);
for( var i = 0, n = array_length(temp_surface); i < n; i++ )
temp_surface[i] = surface_verify(temp_surface[i], sw, sh, attrDepth());
surface_set_target(temp_surface[0]);
DRAW_CLEAR
shader_set(sh_flood_fill_thres);
shader_set_f("color", colaToVec4(_filC));
shader_set_f("thres", _thr);
BLEND_OVERRIDE
draw_surface_safe(inSurf);
BLEND_NORMAL
shader_reset();
BLEND_OVERRIDE
draw_set_color(c_red);
draw_point(_pos[0] - 1, _pos[1] - 1);
BLEND_NORMAL
surface_reset_target();
var ind = 0;
var it = attributes.fill_iteration == -1? 8 : attributes.fill_iteration;
repeat(it) {
ind = !ind;
surface_set_shader(temp_surface[ind], sh_flood_fill_it);
shader_set_f("dimension", [ sw, sh ]);
shader_set_i("diagonal", _dia);
draw_surface_safe(temp_surface[!ind]);
surface_reset_shader();
}
surface_set_shader(_outSurf, sh_flood_fill_replace);
shader_set_color("color", _col);
shader_set_surface("mask", temp_surface[ind]);
shader_set_i("blend", _bnd);
draw_surface_safe(inSurf);
surface_reset_shader();
__process_mask_modifier(_data);
_outSurf = mask_apply(_data[0], _outSurf, _data[1], _data[2]);
return _outSurf;
}
}