Pixel-Composer/scripts/node_active_canvas/node_active_canvas.gml
Tanasart e888c23d45 mm
2024-08-18 14:13:41 +07:00

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function Node_Active_Canvas(_x, _y, _group = noone) : Node(_x, _y, _group) constructor {
name = "Active Canvas";
newInput(0, nodeValue_Dimension(self));
newInput(1, nodeValue_Surface("Texture", self));
newInput(2, nodeValue_Vec2("Position", self, [ 0, 0 ] ));
newInput(3, nodeValue_Rotation("Rotation", self, 0));
newInput(4, nodeValue_Vec2("Scale", self, [ 1, 1 ] ));
newInput(5, nodeValue_Color("Color", self, c_white ));
newInput(6, nodeValue_Float("Alpha", self, 1 ))
.setDisplay(VALUE_DISPLAY.slider);
newInput(7, nodeValue_Bool("Active", self, true ));
newInput(8, nodeValue_Range("Distance", self, [ 1, 1 ] , { linked : true }));
outputs[0] = nodeValue_Output("Output", self, VALUE_TYPE.surface, noone );
input_display_list = [ 0,
[ "Brush transform", false ], 7, 2, 3, 4,
[ "Brush properties", false ], 1, 5, 8,
];
brush_prev = noone;
brush_next_dist = 0;
temp_surface = [ surface_create(1, 1) ];
static drawOverlay = function(hover, active, _x, _y, _s, _mx, _my, _snx, _sny) { #region
inputs[2].drawOverlay(hover, active, _x, _y, _s, _mx, _my, _snx, _sny);
} #endregion
static step = function() { #region
} #endregion
static brush_draw_surface = function(_surf, _x, _y, _sx, _sy, _rot, _clr, _alp) { #region
INLINE
var _bsw = surface_get_width_safe(_surf);
var _bsh = surface_get_height_safe(_surf);
var _p = point_rotate(-_bsw * _sx / 2, -_bsh * _sy / 2, 0, 0, _rot);
draw_surface_ext_safe(_surf, _x + _p[0], _y + _p[1], _sx, _sy, _rot, _clr, _alp);
} #endregion
static update = function() { #region
var _surf = outputs[0].getValue();
var _dim = getInputData(0);
var _bsurf = getInputData(1);
var _bpos = getInputData(2);
var _brot = getInputData(3);
var _bsca = getInputData(4);
var _bcol = getInputData(5);
var _balp = _color_get_alpha(_bcol);
var _bact = getInputData(7);
var _bdst = getInputData(8);
_surf = surface_verify(_surf, _dim[0], _dim[1]);
temp_surface[0] = surface_verify(temp_surface[0], _dim[0], _dim[1]);
var _bdense = _bdst[0] == _bdst[1] && _bdst[0] == 1;
_bdst[0] = max(0.01, _bdst[0]);
_bdst[1] = max(0.01, _bdst[1]);
outputs[0].setValue(_surf);
if(!_bact) return;
surface_set_target(temp_surface[0]);
DRAW_CLEAR
BLEND_OVERRIDE
if(!IS_FIRST_FRAME)
draw_surface_ext(_surf, 0, 0, 1, 1, 0, c_white, 1);
BLEND_NORMAL
surface_reset_target();
surface_set_target(_surf);
DRAW_CLEAR
draw_surface_safe(temp_surface[0]);
if(!is_surface(_bsurf)) {
if(IS_FIRST_FRAME || brush_prev == noone)
draw_point_color(_bpos[0] - 1, _bpos[1] - 1, _bcol);
else
draw_line_color(brush_prev[2][0] - 1, brush_prev[2][1] - 1, _bpos[0] - 1, _bpos[1] - 1, brush_prev[5], _bcol);
} else {
BLEND_ALPHA
if(IS_FIRST_FRAME || brush_prev == noone) {
brush_draw_surface(_bsurf, _bpos[0], _bpos[1], _bsca[0], _bsca[1], _brot, _bcol, _balp);
} else {
var _x0 = brush_prev[2][0];
var _y0 = brush_prev[2][1];
var diss = point_distance(_x0, _y0, _bpos[0], _bpos[1]);
var dirr = point_direction(_x0, _y0, _bpos[0], _bpos[1]);
var st_x = lengthdir_x(1, dirr);
var st_y = lengthdir_y(1, dirr);
var _draw = !brush_prev[7];
var _i = _draw? 0 : brush_next_dist;
var _dst = diss;
if(_i < diss) {
while(_i < diss) {
var _px = _x0 + st_x * _i;
var _py = _y0 + st_y * _i;
brush_draw_surface(_bsurf, _px, _py, _bsca[0], _bsca[1], _brot, _bcol, _balp);
brush_next_dist = random_range(_bdst[0], _bdst[1]);
_i += brush_next_dist;
_dst -= brush_next_dist;
}
brush_next_dist -= _dst;
} else
brush_next_dist -= diss;
if(_bdense) brush_draw_surface(_bsurf, _bpos[0], _bpos[1], _bsca[0], _bsca[1], _brot, _bcol, _balp);
}
BLEND_NORMAL
}
surface_reset_target();
for( var i = 0, n = array_length(inputs_data); i < n; i++ )
brush_prev[i] = variable_clone(inputs_data[i], 1);
} #endregion
}