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.")); newOutput(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); } }