Pixel-Composer/scripts/node_blur/node_blur.gml
2024-11-23 14:31:15 +07:00

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function Node_Blur(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) constructor {
name = "Blur";
newInput(0, nodeValue_Surface("Surface in", self));
newInput(1, nodeValue_Int("Size", self, 3))
.setValidator(VV_min(0))
.setUnitRef(function(index) /*=>*/ {return getDimension(index)});
newInput(2, 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(3, nodeValue_Bool("Override color", self, false, "Replace all color while keeping the alpha. Used to\nfix grey outline when bluring transparent pixel."));
newInput(4, nodeValue_Color("Color", self, cola(c_black)));
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_Bool("Gamma Correction", self, false));
newInput(12, nodeValue_Float("Aspect Ratio", self, 1))
.setDisplay(VALUE_DISPLAY.slider);
newInput(13, nodeValue_Rotation("Direction", self, 0));
newOutput(0, nodeValue_Output("Surface out", self, VALUE_TYPE.surface, noone));
input_display_list = [ 7, 8,
["Surfaces", true], 0, 5, 6, 9, 10,
["Blur", false], 1, 3, 4, 11,
["Directional", true], 12, 13,
];
temp_surface = [ 0, 0 ];
attribute_surface_depth();
attribute_oversample();
surface_blur_init();
static step = function() {
__step_mask_modifier();
}
static processData = function(_outSurf, _data, _output_index, _array_index) {
var _surf = _data[0];
var _size = min(128, _data[1]);
var _clamp = getAttribute("oversample");
var _isovr = _data[3];
var _mask = _data[5];
var _mix = _data[6];
var _overc = _isovr? _data[4] : noone;
var _gam = _data[11];
var _aspc = _data[12];
var _dirr = _data[13];
inputs[4].setVisible(_isovr);
if(!is_surface(_surf)) return _outSurf;
var format = surface_get_format(_surf);
var _sw = surface_get_width_safe(_surf);
var _sh = surface_get_height_safe(_surf);
for(var i = 0; i < 2; i++)
temp_surface[i] = surface_verify(temp_surface[i], _sw, _sh, format);
BLEND_OVERRIDE
gpu_set_tex_filter(true);
surface_set_target(temp_surface[0]);
draw_clear_alpha(c_white, false);
shader_set(sh_blur_gaussian);
shader_set_f("dimension", [ _sw, _sh ]);
shader_set_f("weight", __gaussian_get_kernel(_size));
shader_set_i("sampleMode", _clamp);
shader_set_i("size", _size);
shader_set_i("horizontal", 1);
shader_set_i("gamma", _gam);
shader_set_i("overrideColor", _overc != noone);
shader_set_f("overColor", colToVec4(_overc));
shader_set_f("angle", degtorad(_dirr));
draw_surface_safe(_surf);
shader_reset();
surface_reset_target();
surface_set_target(temp_surface[1]);
draw_clear_alpha(c_white, false);
var _size_v = round(_size * _aspc);
shader_set(sh_blur_gaussian);
shader_set_f("weight", __gaussian_get_kernel(_size_v));
shader_set_i("size", _size_v);
shader_set_i("horizontal", 0);
draw_surface_safe(temp_surface[0]);
shader_reset();
surface_reset_target();
gpu_set_tex_filter(false);
surface_set_target(_outSurf);
draw_clear_alpha(_isovr? _overc : 0, 0);
draw_surface_safe(temp_surface[1]);
surface_reset_target();
BLEND_NORMAL;
__process_mask_modifier(_data);
_outSurf = mask_apply(_data[0], _outSurf, _mask, _mix);
_outSurf = channel_apply(_data[0], _outSurf, _data[8]);
return _outSurf;
}
}