Pixel-Composer/scripts/node_average/node_average.gml
2023-02-14 11:32:32 +07:00

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function Node_Average(_x, _y, _group = -1) : Node_Processor(_x, _y, _group) constructor {
name = "Average";
shader = sh_average;
uniform_dim = shader_get_uniform(shader, "dimension");
inputs[| 0] = nodeValue("Surface in", self, JUNCTION_CONNECT.input, VALUE_TYPE.surface, 0);
inputs[| 1] = nodeValue("Mask", self, JUNCTION_CONNECT.input, VALUE_TYPE.surface, 0);
inputs[| 2] = nodeValue("Mix", self, JUNCTION_CONNECT.input, VALUE_TYPE.float, 1)
.setDisplay(VALUE_DISPLAY.slider, [0, 1, 0.01]);
inputs[| 3] = nodeValue("Active", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, true);
active_index = 3;
input_display_list = [ 3,
["Surface", false], 0, 1, 2,
]
outputs[| 0] = nodeValue("Surface out", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, noone);
static process_data = function(_outSurf, _data, _output_index, _array_index) {
var inSurf = _data[0];
if(!is_surface(inSurf)) return _outSurf;
var side = max(surface_get_width(inSurf), surface_get_height(inSurf));
var lop = ceil(log2(side));
var cc;
side = power(2, lop);
if(side / 2 >= 1) {
var _Surf = [ surface_create_valid(side, side), surface_create_valid(side / 2, side / 2) ];
var _ind = 1;
gpu_set_tex_filter(true);
surface_set_target(_Surf[0]);
draw_clear_alpha(0, 0);
BLEND_OVERRIDE;
draw_surface_stretched(inSurf, 0, 0, side, side);
BLEND_NORMAL;
surface_reset_target();
for( var i = 0; i < lop; i++ ) {
surface_set_target(_Surf[_ind]);
draw_clear_alpha(0, 0);
draw_surface_ext(_Surf[!_ind], 0, 0, 0.5, 0.5, 0, c_white, 1);
surface_reset_target();
if(side / 4 >= 1) surface_resize(_Surf[!_ind], side / 4, side / 4);
_ind = !_ind;
side /= 2;
}
gpu_set_tex_filter(false);
cc = surface_getpixel(_Surf[!_ind], 0, 0);
surface_free(_Surf[0]);
surface_free(_Surf[1]);
} else
cc = surface_getpixel(inSurf, 0, 0);
surface_set_target(_outSurf);
draw_clear(cc);
surface_reset_target();
_outSurf = mask_apply(_data[0], _outSurf, _data[1], _data[2]);
return _outSurf;
}
}