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

131 lines
4.1 KiB
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function Node_Crop_Content(_x, _y, _group = noone) : Node(_x, _y, _group) constructor {
name = "Crop Content";
newInput(0, nodeValue_Surface("Surface in", self));
newInput(1, nodeValue_Bool("Active", self, true));
newInput(2, nodeValue_Enum_Scroll("Array Sizing", self, 1, [ "Largest, same size", "Independent" ]))
.setTooltip("Cropping mode for dealing with image array.");
newInput(3, nodeValue_Padding("Padding", self, [ 0, 0, 0, 0 ], "Add padding back after crop."));
outputs[0] = nodeValue_Output("Surface out", self, VALUE_TYPE.surface, noone);
input_display_list = [ 1,
["Surfaces", false], 0, 2,
["Padding", false], 3,
]
attribute_surface_depth();
drag_side = -1;
drag_mx = 0;
drag_my = 0;
drag_sv = 0;
temp_surface = [ surface_create(1, 1, surface_r32float), surface_create(1, 1, surface_r32float) ];
static update = function() {
var _inSurf = getInputData(0);
var _active = getInputData(1);
var _array = getInputData(2);
var _padd = getInputData(3);
var _outSurf = outputs[0].getValue();
surface_array_free(_outSurf);
if(!_active) {
_outSurf = surface_array_clone(_inSurf);
outputs[0].setValue(_outSurf);
return;
}
var _arr = is_array(_inSurf);
_array &= _arr;
if(!is_array(_inSurf) && !is_surface(_inSurf)) return;
if( is_array(_inSurf) && array_empty(_inSurf)) return;
if(!_arr) _inSurf = [ _inSurf ];
var _amo = array_length(_inSurf);
var minx = _array? array_create(_amo) : 999999;
var miny = _array? array_create(_amo) : 999999;
var maxx = _array? array_create(_amo) : 0;
var maxy = _array? array_create(_amo) : 0;
var cDep = attrDepth();
for( var j = 0; j < _amo; j++ ) {
var _surf = _inSurf[j];
var _dim = [ surface_get_width_safe(_surf), surface_get_height_safe(_surf) ];
var _minx = 0, _miny = 0, _maxx = _dim[0] - 1, _maxy = _dim[1] - 1;
temp_surface[0] = surface_verify(temp_surface[0], _dim[0], _dim[1], surface_r32float);
temp_surface[1] = surface_verify(temp_surface[1], _dim[0], _dim[1], surface_r32float);
surface_set_shader(temp_surface[0], sh_find_boundary_stretch_x);
shader_set_f("dimension", _dim);
draw_surface_safe(_surf);
surface_reset_shader();
surface_set_shader(temp_surface[1], sh_find_boundary_stretch_y);
shader_set_f("dimension", _dim);
draw_surface_safe(_surf);
surface_reset_shader();
for( ; _minx < _dim[0]; _minx++ ) if(surface_get_pixel(temp_surface[0], _minx, 0) > 0) break;
for( ; _maxx >= 0; _maxx-- ) if(surface_get_pixel(temp_surface[0], _maxx, 0) > 0) break;
for( ; _miny < _dim[1]; _miny++ ) if(surface_get_pixel(temp_surface[1], 0, _miny) > 0) break;
for( ; _maxy >= 0; _maxy-- ) if(surface_get_pixel(temp_surface[1], 0, _maxy) > 0) break;
if(_array) {
minx[j] = _minx;
miny[j] = _miny;
maxx[j] = _maxx;
maxy[j] = _maxy;
} else {
minx = min(minx, _minx);
miny = min(miny, _miny);
maxx = max(maxx, _maxx);
maxy = max(maxy, _maxy);
}
}
var res = [];
for( var i = 0, n = _amo; i < n; i++ ) {
var _surf = _inSurf[i];
if(_array == 0) {
var resDim = [maxx - minx + 1, maxy - miny + 1];
resDim[DIMENSION.width] += _padd[PADDING.left] + _padd[PADDING.right];
resDim[DIMENSION.height] += _padd[PADDING.top] + _padd[PADDING.bottom];
res[i] = surface_create_valid(resDim[DIMENSION.width], resDim[DIMENSION.height], cDep);
surface_set_shader(res[i], noone);
draw_surface_safe(_surf, -minx + _padd[PADDING.left], -miny + _padd[PADDING.top]);
surface_reset_shader();
} else if(_array == 1) {
var resDim = [maxx[i] - minx[i] + 1, maxy[i] - miny[i] + 1];
resDim[DIMENSION.width] += _padd[PADDING.left] + _padd[PADDING.right];
resDim[DIMENSION.height] += _padd[PADDING.top] + _padd[PADDING.bottom];
res[i] = surface_create_valid(resDim[DIMENSION.width], resDim[DIMENSION.height], cDep);
surface_set_shader(res[i], noone);
draw_surface_safe(_surf, -minx[i] + _padd[PADDING.left], -miny[i] + _padd[PADDING.top]);
surface_reset_shader();
}
}
if(!_arr) res = res[0];
outputs[0].setValue(res);
}
}