enum AUTOTILE_TYPE { box9, side15, top48, top55, } function tiler_brush_autotile(_type, _index) constructor { name = "autotile"; type = _type; index = _index; mask_surface = noone; update_surface = noone; drawing_surface = noone; target_surface = noone; eraseMode = false; preview_surface = noone; preview_surface_tile = noone; open = false; static drawing_start = function(surface, _erase = false) { target_surface = surface; eraseMode = _erase; var _dim = surface_get_dimension(surface); drawing_surface = surface_verify(drawing_surface, _dim[0], _dim[1], surface_r8unorm); draw_set_color(c_white); surface_set_target(drawing_surface); DRAW_CLEAR } static drawing_end = function() { surface_reset_target(); apply_drawing(); } static apply_drawing = function() { var _dim = surface_get_dimension(target_surface); mask_surface = surface_verify(mask_surface, _dim[0], _dim[1], surface_r8unorm); update_surface = surface_verify(update_surface, _dim[0], _dim[1], surface_rgba16float); // autotile mask // #000000 : not part of autotile // #808080 : part of autotile, read only // #FFFFFF : part of autotile, writable surface_set_shader(mask_surface, sh_tiler_autotile_mask); shader_set_surface("drawSurface", drawing_surface); shader_set_i("indexes", index); shader_set_i("indexSize", array_length(index)); draw_surface(target_surface, 0, 0); surface_reset_shader(); surface_set_shader(update_surface, sh_tiler_autotile_apply); shader_set_2("dimension", _dim); shader_set_surface("maskSurface", mask_surface); shader_set_i("bitmaskType", type); shader_set_i("indexes", index); shader_set_i("indexSize", array_length(index)); shader_set_i("erase", eraseMode); draw_surface(target_surface, 0, 0); surface_reset_shader(); surface_set_target(target_surface); DRAW_CLEAR BLEND_OVERRIDE draw_surface(update_surface, 0, 0); BLEND_NORMAL surface_reset_target(); } }