Pixel-Composer/scripts/node_greyscale/node_greyscale.gml
2023-02-28 15:43:01 +07:00

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function Node_Greyscale(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) constructor {
name = "Greyscale";
shader = sh_greyscale;
uniform_exp = shader_get_uniform(shader, "brightness");
uniform_con = shader_get_uniform(shader, "contrast");
inputs[| 0] = nodeValue("Surface in", self, JUNCTION_CONNECT.input, VALUE_TYPE.surface, 0);
inputs[| 1] = nodeValue("Brightness", self, JUNCTION_CONNECT.input, VALUE_TYPE.float, 0)
.setDisplay(VALUE_DISPLAY.slider, [ -1, 1, 0.01]);
inputs[| 2] = nodeValue("Contrast", self, JUNCTION_CONNECT.input, VALUE_TYPE.float, 1)
.setDisplay(VALUE_DISPLAY.slider, [ -1, 4, 0.01]);
inputs[| 3] = nodeValue("Mask", self, JUNCTION_CONNECT.input, VALUE_TYPE.surface, 0);
inputs[| 4] = nodeValue("Mix", self, JUNCTION_CONNECT.input, VALUE_TYPE.float, 1)
.setDisplay(VALUE_DISPLAY.slider, [0, 1, 0.01]);
inputs[| 5] = nodeValue("Active", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, true);
active_index = 5;
input_display_list = [ 5,
["Surface", true], 0, 3, 4,
["Greyscale", false], 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 _exp = _data[1];
var _con = _data[2];
surface_set_target(_outSurf);
draw_clear_alpha(0, 0);
BLEND_OVERRIDE;
shader_set(shader);
shader_set_uniform_f(uniform_exp, _exp);
shader_set_uniform_f(uniform_con, _con);
draw_surface_safe(_data[0], 0, 0);
shader_reset();
BLEND_NORMAL;
surface_reset_target();
_outSurf = mask_apply(_data[0], _outSurf, _data[3], _data[4]);
return _outSurf;
}
}