depth = 999990;
event_inherited();
performs_culling_checks = true;
if (!instance_exists(obj_castlereflect_manager))
    instance_create(0, 0, obj_castlereflect_manager);
floortex = -4;
u_uvs = shader_get_uniform(shd_castlereflect_layerblend, "u_object_surface_uvs");
u_uvs2 = shader_get_uniform(shd_castlereflect_layerblend, "u_tile_surface_uvs");
u_uvs3 = shader_get_uniform(shd_castlereflect_layerblend, "u_mask_surface_uvs");
u_bounds = shader_get_uniform(shd_castlereflect_layerblend, "u_bounds");
cachelist = ds_list_create();

generate_tiles = function()
{
    if (tilesurf == undefined || !surface_exists(tilesurf))
        tilesurf = surface_create(sprite_width, sprite_height);
    else
        exit;
    var falloff = obj_castlereflect_manager.shadow_falloff * 0.5;
    surface_set_target(tilesurf);
    draw_clear_alpha(c_black, 0);
    draw_set_color(c_white);
    gpu_set_blendmode_ext_sepalpha(bm_src_alpha, bm_inv_src_alpha, bm_one, bm_one);
    for (var i = 0; i < array_length(reflect_tiles); i++)
    {
        var _lay = layer_get_id(reflect_tiles[i]);
        if (layer_exists(_lay))
        {
            var map_id = scr_layer_tilemap_get_id_fixed(_lay);
            if (map_id != -1)
            {
                var _tileset = tilemap_get_tileset(map_id);
                var xx = floor(x / 40);
                while (xx < floor((x + sprite_width) / 40))
                {
                    var yy = floor((y - falloff) / 40);
                    while (yy < floor(y))
                    {
                        var _tiledata = tilemap_get(map_id, xx, yy);
                        if (_tiledata >= 0)
                        {
                            var b = !tile_get_flip(_tiledata);
                            _tiledata = tile_set_flip(_tiledata, b);
                            draw_tile(_tileset, _tiledata, 0, (xx * 40) - x, y - (yy * 40) - 40);
                        }
                        yy++;
                    }
                    xx++;
                }
            }
            else
            {
                var a = layer_get_all_elements(_lay);
                for (var j = 0; j < array_length(a); j++)
                {
                    if (layer_get_element_type(a[j]) == 4)
                    {
                        var _x = layer_sprite_get_x(a[j]) - x;
                        var _y = -(layer_sprite_get_y(a[j]) - y);
                        var _spr = layer_sprite_get_sprite(a[j]);
                        var _img = layer_sprite_get_index(a[j]);
                        var _xscale = layer_sprite_get_xscale(a[j]);
                        var _yscale = layer_sprite_get_yscale(a[j]);
                        var _angle = layer_sprite_get_angle(a[j]);
                        var _blend = layer_sprite_get_blend(a[j]);
                        var _alpha = layer_sprite_get_alpha(a[j]);
                        draw_sprite_ext(_spr, _img, _x, _y, _xscale, -_yscale, _angle, _blend, _alpha);
                    }
                }
            }
        }
    }
    draw_set_blend_mode(bm_subtract);
    draw_sprite_ext(spr_gradient20, 0, 0, falloff, 10000, falloff / 15, 0, c_black, 1);
    draw_sprite_ext(spr_pxwhite, 0, 0, falloff, 10000, 10000, 0, c_black, 1);
    draw_set_blend_mode(bm_normal);
    surface_reset_target();
};

tilesurf = -4;
surf = -4;
scr_platswap_init(self, false);
init = 0;