Pixel-Composer/scripts/node_blend/node_blend.gml
2023-12-19 20:30:34 +07:00

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function Node_create_Blend(_x, _y, _group = noone, _param = {}) { #region
var node = new Node_Blend(_x, _y, _group);
return node;
} #endregion
function Node_Blend(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) constructor {
name = "Blend";
atlas_index = 1;
manage_atlas = false;
inputs[| 0] = nodeValue("Background", self, JUNCTION_CONNECT.input, VALUE_TYPE.surface, noone);
inputs[| 1] = nodeValue("Foreground", self, JUNCTION_CONNECT.input, VALUE_TYPE.surface, noone);
inputs[| 2] = nodeValue("Blend mode", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 0)
.setDisplay(VALUE_DISPLAY.enum_scroll, BLEND_TYPES );
inputs[| 3] = nodeValue("Opacity", self, JUNCTION_CONNECT.input, VALUE_TYPE.float, 1)
.setDisplay(VALUE_DISPLAY.slider);
inputs[| 4] = nodeValue("Mask", self, JUNCTION_CONNECT.input, VALUE_TYPE.surface, 0);
inputs[| 5] = nodeValue("Fill mode", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 0)
.setDisplay(VALUE_DISPLAY.enum_scroll, [ "None", "Stretch", "Tile" ]);
inputs[| 6] = nodeValue("Output dimension", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 0)
.setDisplay(VALUE_DISPLAY.enum_scroll, [ "Background", "Forground", "Mask", "Maximum", "Constant" ])
.rejectArray();
inputs[| 7] = nodeValue("Constant dimension", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, DEF_SURF)
.setDisplay(VALUE_DISPLAY.vector);
inputs[| 8] = nodeValue("Active", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, true);
active_index = 8;
inputs[| 9] = nodeValue("Preserve alpha", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, false);
inputs[| 10] = nodeValue("Horizontal Align", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 0)
.setDisplay(VALUE_DISPLAY.enum_button, [ THEME.inspector_surface_halign, THEME.inspector_surface_halign, THEME.inspector_surface_halign]);
inputs[| 11] = nodeValue("Vertical Align", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 0)
.setDisplay(VALUE_DISPLAY.enum_button, [ THEME.inspector_surface_valign, THEME.inspector_surface_valign, THEME.inspector_surface_valign]);
inputs[| 12] = nodeValue("Invert mask", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, false);
inputs[| 13] = nodeValue("Mask feather", self, JUNCTION_CONNECT.input, VALUE_TYPE.float, 1)
.setDisplay(VALUE_DISPLAY.slider, { range: [1, 16, 1] });
inputs[| 14] = nodeValue("Position", self, JUNCTION_CONNECT.input, VALUE_TYPE.float, [ 0.5, 0.5 ])
.setDisplay(VALUE_DISPLAY.vector);
outputs[| 0] = nodeValue("Surface out", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, noone);
input_display_list = [ 8,
["Surfaces", true], 0, 1, 4, 12, 13, 6, 7,
["Blend", false], 2, 3, 9,
["Transform", false], 5, 14,
]
attribute_surface_depth();
temp_surface = [ surface_create(1, 1), surface_create(1, 1) ];
blend_temp_surface = temp_surface[1];
dragging = false;
drag_sx = 0;
drag_sy = 0;
drag_mx = 0;
drag_my = 0;
static drawOverlay = function(active, _x, _y, _s, _mx, _my, _snx, _sny) { #region
var _surf = outputs[| 0].getValue();
if(is_array(_surf)) _surf = array_safe_get(_surf, preview_index);
if(is_struct(_surf)) return;
if(!surface_exists(_surf)) return;
var _fore = getSingleValue( 1);
var _fill = getSingleValue( 5);
var _posi = getSingleValue(14);
if(_fill) return;
var sw = surface_get_width_safe( _surf);
var sh = surface_get_height_safe(_surf);
var fw = surface_get_width_safe( _fore);
var fh = surface_get_height_safe(_fore);
var _rx = _posi[0] * sw - fw / 2;
var _ry = _posi[1] * sh - fh / 2;
_rx = _x + _rx * _s;
_ry = _y + _ry * _s;
var _rw = fw * _s;
var _rh = fh * _s;
if(dragging) {
var px = drag_sx + (_mx - drag_mx) / _s;
var py = drag_sy + (_my - drag_my) / _s;
px /= sw;
py /= sh;
if(inputs[| 14].setValue([ px, py ]))
UNDO_HOLDING = true;
if(mouse_release(mb_left)) {
UNDO_HOLDING = false;
dragging = false;
}
}
draw_set_color(COLORS._main_accent);
if(dragging || (active && point_in_rectangle(_mx, _my, _rx, _ry, _rx + _rw, _ry + _rh))) {
draw_rectangle_width(_rx, _ry, _rx + _rw, _ry + _rh, 2);
if(mouse_press(mb_left)) {
dragging = true;
drag_sx = _posi[0] * sw;
drag_sy = _posi[1] * sh;
drag_mx = _mx;
drag_my = _my;
}
} else
draw_rectangle(_rx, _ry, _rx + _rw, _ry + _rh, true);
} #endregion
static step = function() { #region
var _back = getSingleValue(0);
var _fore = getSingleValue(1);
var _fill = getSingleValue(5);
var _outp = getSingleValue(6);
var _atlas = is_instanceof(_fore, SurfaceAtlas);
inputs[| 5].setVisible(!_atlas);
inputs[| 6].editWidget.data_list = _atlas? [ "Background", "Forground" ] : [ "Background", "Forground", "Mask", "Maximum", "Constant" ];
inputs[| 7].setVisible(_outp == 4);
inputs[| 14].setVisible(_fill == 0 && !_atlas);
var _msk = is_surface(getSingleValue(4));
inputs[| 12].setVisible(_msk);
inputs[| 12].setVisible(_msk);
} #endregion
static processData = function(_outSurf, _data, _output_index, _array_index) { #region
var _back = _data[0];
var _fore = _data[1];
var _type = _data[2];
var _opacity = _data[3];
var _mask = _data[4];
var _fill = _data[5];
var _outp = _data[6];
var _out_dim = _data[7];
var _pre_alp = _data[9];
var _halign = _data[10];
var _valign = _data[11];
var _posit = _data[14];
var _mskInv = _data[12];
var _mskFea = _data[13];
var cDep = attrDepth();
#region dimension
var ww = 1;
var hh = 1;
var _atlas = is_instanceof(_fore, SurfaceAtlas);
switch(_outp) {
case 0 :
ww = surface_get_width_safe(_back);
hh = surface_get_height_safe(_back);
break;
case 1 :
ww = surface_get_width_safe(_fore);
hh = surface_get_height_safe(_fore);
break;
case 2 :
ww = surface_get_width_safe(_mask);
hh = surface_get_height_safe(_mask);
break;
case 3 :
ww = max(surface_get_width_safe(_back), surface_get_width_safe(_fore), surface_get_width_safe(_mask));
hh = max(surface_get_height_safe(_back), surface_get_height_safe(_fore), surface_get_height_safe(_mask));
break;
case 4 :
ww = _out_dim[0];
hh = _out_dim[1];
break;
}
#endregion
for( var i = 0; i < 2; i++ )
temp_surface[i] = surface_verify(temp_surface[i], ww, hh, cDep);
var _backDraw = temp_surface[0];
var _foreDraw = temp_surface[1];
if(_fill == 0 || _atlas) { #region surface position
if(_atlas) {
if(_outp == 0) {
surface_set_shader(_foreDraw, noone,, BLEND.over);
draw_surface_safe(_fore.getSurface(), _fore.x, _fore.y);
surface_reset_shader();
_backDraw = _back;
} else if(_outp == 1) {
surface_set_shader(_foreDraw, noone,, BLEND.over);
draw_surface_safe(_fore, 0, 0);
surface_reset_shader();
surface_set_shader(_backDraw, noone,, BLEND.over);
draw_surface_safe(_back, -_fore.x, -_fore.y);
surface_reset_shader();
}
} else if(is_surface(_fore)) {
var sx = 0;
var sy = 0;
var fw = surface_get_width_safe(_fore);
var fh = surface_get_height_safe(_fore);
var px = _posit[0] * ww;
var py = _posit[1] * hh;
surface_set_shader(_foreDraw, noone,, BLEND.over);
draw_surface_safe(_fore, px - fw / 2, py - fh / 2);
surface_reset_shader();
_backDraw = _back;
}
} #endregion
var _osurf = is_instanceof(_outSurf, SurfaceAtlas)? _outSurf.surface.surface : _outSurf;
var _output = surface_verify(_osurf, ww, hh, cDep);
_mask = mask_modify(_mask, _mskInv, _mskFea);
surface_set_shader(_output, noone);
if(is_surface(_fore)) {
draw_surface_blend(_backDraw, _foreDraw, _type, _opacity, _pre_alp, _mask, _fill == 2);
} else {
BLEND_OVERRIDE
draw_surface(_backDraw, 0, 0);
BLEND_NORMAL
}
surface_reset_shader();
if(_atlas) {
var _newAtl = _fore.clone();
if(_outp == 0) {
_newAtl.x = 0;
_newAtl.y = 0;
}
_newAtl.setSurface(_output);
return _newAtl;
}
return _outSurf;
} #endregion
}