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cata_tiles.cpp
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#if defined(TILES)
#include "cata_tiles.h"
#include <algorithm>
#include <array>
#include <bitset>
#include <cmath>
#include <cstdint>
#include <iterator>
#include <optional>
#include <set>
#include <stdexcept>
#include <tuple>
#include <unordered_set>
#include "action.h"
#include "avatar.h"
#include "cached_options.h"
#include "calendar.h"
#include "cata_assert.h"
#include "cata_utility.h"
#include "catacharset.h"
#include "character.h"
#include "character_id.h"
#include "clzones.h"
#include "color.h"
#include "creature_tracker.h"
#include "cursesdef.h"
#include "cursesport.h"
#include "debug.h"
#include "field.h"
#include "field_type.h"
#include "filesystem.h"
#include "game.h"
#include "game_constants.h"
#include "input.h"
#include "int_id.h"
#include "item.h"
#include "item_factory.h"
#include "itype.h"
#include "json.h"
#include "json_loader.h"
#include "map.h"
#include "map_extras.h"
#include "map_memory.h"
#include "mapdata.h"
#include "mod_tileset.h"
#include "monster.h"
#include "monstergenerator.h"
#include "mtype.h"
#include "mutation.h"
#include "npc.h"
#include "output.h"
#include "overlay_ordering.h"
#include "overmap.h"
#include "path_info.h"
#include "pixel_minimap.h"
#include "rect_range.h"
#include "scent_map.h"
#include "sdl_utils.h"
#include "sdl_wrappers.h"
#include "sdltiles.h"
#include "sounds.h"
#include "string_formatter.h"
#include "string_id.h"
#include "submap.h"
#include "tileray.h"
#include "translations.h"
#include "trap.h"
#include "type_id.h"
#include "units_utility.h"
#include "veh_type.h"
#include "vehicle.h"
#include "vpart_position.h"
#include "weather.h"
#include "weighted_list.h"
#define dbg(x) DebugLog((x),D_SDL) << __FILE__ << ":" << __LINE__ << ": "
static const efftype_id effect_ridden( "ridden" );
static const itype_id itype_corpse( "corpse" );
static const trait_id trait_INATTENTIVE( "INATTENTIVE" );
static const trap_str_id tr_unfinished_construction( "tr_unfinished_construction" );
static const std::string ITEM_HIGHLIGHT( "highlight_item" );
static const std::string ZOMBIE_REVIVAL_INDICATOR( "zombie_revival_indicator" );
static const std::array<std::string, 8> multitile_keys = {{
"center",
"corner",
"edge",
"t_connection",
"end_piece",
"unconnected",
"open",
"broken"
}
};
static const std::string empty_string;
static const std::array<std::string, 17> TILE_CATEGORY_IDS = {{
"", // TILE_CATEGORY::NONE,
"vehicle_part", // TILE_CATEGORY::VEHICLE_PART,
"terrain", // TILE_CATEGORY::TERRAIN,
"item", // TILE_CATEGORY::ITEM,
"furniture", // TILE_CATEGORY::FURNITURE,
"trap", // TILE_CATEGORY::TRAP,
"field", // TILE_CATEGORY::FIELD,
"lighting", // TILE_CATEGORY::LIGHTING,
"monster", // TILE_CATEGORY::MONSTER,
"bullet", // TILE_CATEGORY::BULLET,
"hit_entity", // TILE_CATEGORY::HIT_ENTITY,
"weather", // TILE_CATEGORY::WEATHER,
"overmap_terrain", // TILE_CATEGORY::OVERMAP_TERRAIN
"overmap_vision_level", // TILE_CATEGORY::OVERMAP_VISION_LEVEL
"overmap_weather", // TILE_CATEGORY::OVERMAP_WEATHER
"map_extra", // TILE_CATEGORY::MAP_EXTRA
"overmap_note", // TILE_CATEGORY::OVERMAP_NOTE
}
};
static_assert( TILE_CATEGORY_IDS.size() == static_cast<size_t>( TILE_CATEGORY::last ),
"TILE_CATEGORY_IDS must match list of TILE_CATEGORY values" );
namespace
{
std::string get_ascii_tile_id( const uint32_t sym, const int FG, const int BG )
{
return std::string( { 'A', 'S', 'C', 'I', 'I', '_', static_cast<char>( sym ),
static_cast<char>( FG ), static_cast<char>( BG )
} );
}
pixel_minimap_mode pixel_minimap_mode_from_string( const std::string &mode )
{
if( mode == "solid" ) {
return pixel_minimap_mode::solid;
} else if( mode == "squares" ) {
return pixel_minimap_mode::squares;
} else if( mode == "dots" ) {
return pixel_minimap_mode::dots;
}
debugmsg( "Unsupported pixel minimap mode \"" + mode + "\"." );
return pixel_minimap_mode::solid;
}
// Generic function for hashing points. Untype them to use them.
auto simple_point_hash = []( const point &p )
{
return p.x + p.y * 65536;
};
} // namespace
static int msgtype_to_tilecolor( const game_message_type type, const bool bOldMsg )
{
const int iBold = bOldMsg ? 0 : 8;
switch( type ) {
case m_good:
return iBold + catacurses::green;
case m_bad:
return iBold + catacurses::red;
case m_mixed:
case m_headshot:
return iBold + catacurses::magenta;
case m_neutral:
return iBold + catacurses::white;
case m_warning:
case m_critical:
return iBold + catacurses::yellow;
case m_info:
case m_grazing:
return iBold + catacurses::blue;
default:
break;
}
return -1;
}
formatted_text::formatted_text( const std::string &text, const int color,
const direction text_direction )
: text( text ), color( color )
{
switch( text_direction ) {
case direction::NORTHWEST:
case direction::WEST:
case direction::SOUTHWEST:
alignment = text_alignment::right;
break;
case direction::NORTH:
case direction::CENTER:
case direction::SOUTH:
alignment = text_alignment::center;
break;
default:
alignment = text_alignment::left;
break;
}
}
cata_tiles::cata_tiles( const SDL_Renderer_Ptr &renderer, const GeometryRenderer_Ptr &geometry,
tileset_cache &cache ) :
renderer( renderer ),
geometry( geometry ),
cache( cache ),
minimap( renderer, geometry )
{
cata_assert( renderer );
tile_height = 0;
tile_width = 0;
in_animation = false;
do_draw_explosion = false;
do_draw_custom_explosion = false;
do_draw_bullet = false;
do_draw_hit = false;
do_draw_line = false;
do_draw_cursor = false;
do_draw_highlight = false;
do_draw_weather = false;
do_draw_sct = false;
do_draw_zones = false;
nv_goggles_activated = false;
on_options_changed();
}
cata_tiles::~cata_tiles() = default;
void cata_tiles::on_options_changed()
{
memory_map_mode = get_option <std::string>( "MEMORY_MAP_MODE" );
pixel_minimap_settings settings;
settings.mode =
pixel_minimap_mode_from_string( get_option<std::string>( "PIXEL_MINIMAP_MODE" ) );
settings.brightness = get_option<int>( "PIXEL_MINIMAP_BRIGHTNESS" );
settings.beacon_size = get_option<int>( "PIXEL_MINIMAP_BEACON_SIZE" );
settings.beacon_blink_interval = get_option<int>( "PIXEL_MINIMAP_BLINK" );
settings.square_pixels = get_option<bool>( "PIXEL_MINIMAP_RATIO" );
settings.scale_to_fit = get_option<bool>( "PIXEL_MINIMAP_SCALE_TO_FIT" );
minimap->set_settings( settings );
}
void tileset::clear()
{
tile_values.clear();
shadow_tile_values.clear();
night_tile_values.clear();
overexposed_tile_values.clear();
memory_tile_values.clear();
duplicate_ids.clear();
tile_ids.clear();
for( std::unordered_map<std::string, season_tile_value> &m : tile_ids_by_season ) {
m.clear();
}
item_layer_data.clear();
field_layer_data.clear();
}
const tile_type *tileset::find_tile_type( const std::string &id ) const
{
const auto iter = tile_ids.find( id );
return iter != tile_ids.end() ? &iter->second : nullptr;
}
std::optional<tile_lookup_res>
tileset::find_tile_type_by_season( const std::string &id, season_type season ) const
{
cata_assert( season < season_type::NUM_SEASONS );
const auto iter = tile_ids_by_season[season].find( id );
if( iter == tile_ids_by_season[season].end() ) {
return std::nullopt;
}
const tileset::season_tile_value &res = iter->second;
if( res.season_tile ) {
return *res.season_tile;
} else if( res.default_tile ) { // can skip this check, but just in case
return tile_lookup_res( iter->first, *res.default_tile );
}
debugmsg( "empty record found in `tile_ids_by_season` for key: %s", id );
return std::nullopt;
}
tile_type &tileset::create_tile_type( const std::string &id, tile_type &&new_tile_type )
{
// Must overwrite existing tile
// TODO: c++17 - replace [] + find() with insert_or_assign()
tile_ids[id] = std::move( new_tile_type );
auto inserted = tile_ids.find( id );
const std::string &inserted_id = inserted->first;
tile_type &inserted_tile = inserted->second;
// populate cache by season
constexpr size_t suffix_len = 15;
// NOLINTNEXTLINE(cata-use-mdarray,modernize-avoid-c-arrays)
constexpr char season_suffix[NUM_SEASONS][suffix_len] = {
"_season_spring", "_season_summer", "_season_autumn", "_season_winter"
};
bool has_season_suffix = false;
for( int i = 0; i < NUM_SEASONS; i++ ) {
if( string_ends_with( id, season_suffix[i] ) ) {
has_season_suffix = true;
// key is id without _season suffix
season_tile_value &value = tile_ids_by_season[i][id.substr( 0,
id.size() - strlen( season_suffix[i] ) )];
// value stores reference to string id with _season suffix
value.season_tile = tile_lookup_res( inserted_id, inserted_tile );
break;
}
}
// tile doesn't have _season suffix, add it as "default" into all four seasons
if( !has_season_suffix ) {
for( auto &by_season_map : tile_ids_by_season ) {
by_season_map[id].default_tile = &inserted_tile;
}
}
return inserted_tile;
}
void cata_tiles::load_tileset( const std::string &tileset_id, const bool precheck,
const bool force, const bool pump_events, const bool terrain )
{
if( tileset_ptr && tileset_ptr->get_tileset_id() == tileset_id && !force ) {
return;
}
// TODO: move into clear or somewhere else.
// reset the overlay ordering from the previous loaded tileset
tileset_mutation_overlay_ordering.clear();
tileset_ptr = cache.load_tileset( tileset_id, renderer, precheck, force, pump_events, terrain );
set_draw_scale( 16 );
// Precalculate fog transparency
// On isometric tilesets, fog intensity scales with zlevel_height in tile_config.json
fog_alpha = is_isometric() ? std::min( std::max( int( 255.0f - 255.0f * pow( 155.0f / 255.0f,
zlevel_height / 100.0f ) ), 40 ), 150 ) : 100;
}
void cata_tiles::reinit()
{
set_draw_scale( 16 );
RenderClear( renderer );
}
static void get_tile_information( const cata_path &config_path, std::string &json_path,
std::string &tileset_path, std::string &layering_path )
{
const std::string default_json = PATH_INFO::defaulttilejson();
const std::string default_tileset = PATH_INFO::defaulttilepng();
const std::string default_layering = PATH_INFO::defaultlayeringjson();
// Get JSON and TILESET vars from config
const auto reader = [&]( std::istream & fin ) {
while( !fin.eof() ) {
std::string sOption;
fin >> sOption;
if( string_starts_with( sOption, "JSON" ) ) {
fin >> json_path;
dbg( D_INFO ) << "JSON path set to [" << json_path << "].";
} else if( string_starts_with( sOption, "TILESET" ) ) {
fin >> tileset_path;
dbg( D_INFO ) << "TILESET path set to [" << tileset_path << "].";
} else if( string_starts_with( sOption, "LAYERING" ) ) {
fin >> layering_path;
dbg( D_INFO ) << "LAYERING path set to [" << layering_path << "].";
} else {
getline( fin, sOption );
}
}
};
if( !read_from_file( config_path, reader ) ) {
json_path = default_json;
tileset_path = default_tileset;
layering_path = default_layering;
}
if( json_path.empty() ) {
json_path = default_json;
dbg( D_INFO ) << "JSON set to default [" << json_path << "].";
}
if( tileset_path.empty() ) {
tileset_path = default_tileset;
dbg( D_INFO ) << "TILESET set to default [" << tileset_path << "].";
}
if( layering_path.empty() ) {
layering_path = default_layering;
dbg( D_INFO ) << "TILESET set to default [" << layering_path << "].";
}
}
template<typename PixelConverter>
static SDL_Surface_Ptr apply_color_filter( const SDL_Surface_Ptr &original,
PixelConverter pixel_converter )
{
cata_assert( original );
SDL_Surface_Ptr surf = create_surface_32( original->w, original->h );
cata_assert( surf );
throwErrorIf( SDL_BlitSurface( original.get(), nullptr, surf.get(), nullptr ) != 0,
"SDL_BlitSurface failed" );
SDL_Color *pix = static_cast<SDL_Color *>( surf->pixels );
for( int y = 0, ey = surf->h; y < ey; ++y ) {
for( int x = 0, ex = surf->w; x < ex; ++x, ++pix ) {
if( pix->a == 0x00 ) {
// This check significantly improves the performance since
// vast majority of pixels in the tilesets are completely transparent.
continue;
}
*pix = pixel_converter( *pix );
}
}
return surf;
}
static bool is_contained( const SDL_Rect &smaller, const SDL_Rect &larger )
{
return smaller.x >= larger.x &&
smaller.y >= larger.y &&
smaller.x + smaller.w <= larger.x + larger.w &&
smaller.y + smaller.h <= larger.y + larger.h;
}
void tileset_cache::loader::copy_surface_to_texture( const SDL_Surface_Ptr &surf,
const point &offset, std::vector<texture> &target )
{
cata_assert( surf );
const rect_range<SDL_Rect> input_range( sprite_width, sprite_height,
point( surf->w / sprite_width,
surf->h / sprite_height ) );
const std::shared_ptr<SDL_Texture> texture_ptr = CreateTextureFromSurface( renderer, surf );
cata_assert( texture_ptr );
for( const SDL_Rect rect : input_range ) {
cata_assert( offset.x % sprite_width == 0 );
cata_assert( offset.y % sprite_height == 0 );
const point pos( offset + point( rect.x, rect.y ) );
cata_assert( pos.x % sprite_width == 0 );
cata_assert( pos.y % sprite_height == 0 );
const size_t index = this->offset + ( pos.x / sprite_width ) + ( pos.y / sprite_height ) *
( tile_atlas_width / sprite_width );
cata_assert( index < target.size() );
cata_assert( target[index].dimension() == std::make_pair( 0, 0 ) );
target[index] = texture( texture_ptr, rect );
}
}
void tileset_cache::loader::create_textures_from_tile_atlas( const SDL_Surface_Ptr &tile_atlas,
const point &offset )
{
cata_assert( tile_atlas );
/** perform color filter conversion here */
using tiles_pixel_color_entry = std::tuple<std::vector<texture>*, std::string>;
std::array<tiles_pixel_color_entry, 5> tile_values_data = {{
{ std::make_tuple( &ts.tile_values, "color_pixel_none" ) },
{ std::make_tuple( &ts.shadow_tile_values, "color_pixel_grayscale" ) },
{ std::make_tuple( &ts.night_tile_values, "color_pixel_nightvision" ) },
{ std::make_tuple( &ts.overexposed_tile_values, "color_pixel_overexposed" ) },
{ std::make_tuple( &ts.memory_tile_values, tilecontext->memory_map_mode ) }
}
};
for( tiles_pixel_color_entry &entry : tile_values_data ) {
std::vector<texture> *tile_values = std::get<0>( entry );
color_pixel_function_pointer color_pixel_function = get_color_pixel_function( std::get<1>
( entry ) );
if( !color_pixel_function ) {
// TODO: Move it inside apply_color_filter.
copy_surface_to_texture( tile_atlas, offset, *tile_values );
} else {
copy_surface_to_texture( apply_color_filter( tile_atlas, color_pixel_function ), offset,
*tile_values );
}
}
}
template<typename T>
static void extend_vector_by( std::vector<T> &vec, const size_t additional_size )
{
vec.resize( vec.size() + additional_size );
}
void tileset_cache::loader::load_tileset( const cata_path &img_path, const bool pump_events )
{
cata_assert( sprite_width > 0 );
cata_assert( sprite_height > 0 );
const SDL_Surface_Ptr tile_atlas = load_image( img_path.get_unrelative_path().u8string().c_str() );
cata_assert( tile_atlas );
tile_atlas_width = tile_atlas->w;
if( R >= 0 && R <= 255 && G >= 0 && G <= 255 && B >= 0 && B <= 255 ) {
const Uint32 key = SDL_MapRGB( tile_atlas->format, 0, 0, 0 );
throwErrorIf( SDL_SetColorKey( tile_atlas.get(), SDL_TRUE, key ) != 0,
"SDL_SetColorKey failed" );
throwErrorIf( SDL_SetSurfaceRLE( tile_atlas.get(), 1 ), "SDL_SetSurfaceRLE failed" );
}
SDL_RendererInfo info;
throwErrorIf( SDL_GetRendererInfo( renderer.get(), &info ) != 0, "SDL_GetRendererInfo failed" );
// Software rendering stores textures as surfaces with run-length encoding, which makes
// extracting a part in the middle of the texture slow. Therefore this "simulates" that the
// renderer only supports one tile
// per texture. Each tile will go on its own texture object.
if( info.flags & SDL_RENDERER_SOFTWARE ) {
info.max_texture_width = sprite_width;
info.max_texture_height = sprite_height;
}
// for debugging only: force a very small maximal texture size, as to trigger
// splitting the tile atlas.
#if 0
// +1 to check correct rounding
info.max_texture_width = sprite_width * 10 + 1;
info.max_texture_height = sprite_height * 20 + 1;
#endif
const int min_tile_xcount = 128;
const int min_tile_ycount = min_tile_xcount * 2;
if( info.max_texture_width == 0 ) {
info.max_texture_width = sprite_width * min_tile_xcount;
DebugLog( D_INFO, DC_ALL ) << "SDL_RendererInfo max_texture_width was set to 0. " <<
" Changing it to " << info.max_texture_width;
} else {
throwErrorIf( info.max_texture_width < sprite_width,
"Maximal texture width is smaller than tile width" );
}
if( info.max_texture_height == 0 ) {
info.max_texture_height = sprite_height * min_tile_ycount;
DebugLog( D_INFO, DC_ALL ) << "SDL_RendererInfo max_texture_height was set to 0. " <<
" Changing it to " << info.max_texture_height;
} else {
throwErrorIf( info.max_texture_height < sprite_height,
"Maximal texture height is smaller than tile height" );
}
// Number of tiles in each dimension that fits into a (maximal) SDL texture.
// If the tile atlas contains more than that, we have to split it.
const int max_tile_xcount = info.max_texture_width / sprite_width;
const int max_tile_ycount = info.max_texture_height / sprite_height;
// Range over the tile atlas, wherein each rectangle fits into the maximal
// SDL texture size. In other words: a range over the parts into which the
// tile atlas needs to be split.
const rect_range<SDL_Rect> output_range(
max_tile_xcount * sprite_width,
max_tile_ycount * sprite_height,
point( divide_round_up( tile_atlas->w, info.max_texture_width ),
divide_round_up( tile_atlas->h, info.max_texture_height ) ) );
const int expected_tilecount = ( tile_atlas->w / sprite_width ) *
( tile_atlas->h / sprite_height );
extend_vector_by( ts.tile_values, expected_tilecount );
extend_vector_by( ts.shadow_tile_values, expected_tilecount );
extend_vector_by( ts.night_tile_values, expected_tilecount );
extend_vector_by( ts.overexposed_tile_values, expected_tilecount );
extend_vector_by( ts.memory_tile_values, expected_tilecount );
for( const SDL_Rect sub_rect : output_range ) {
cata_assert( sub_rect.x % sprite_width == 0 );
cata_assert( sub_rect.y % sprite_height == 0 );
cata_assert( sub_rect.w % sprite_width == 0 );
cata_assert( sub_rect.h % sprite_height == 0 );
SDL_Surface_Ptr smaller_surf;
if( is_contained( SDL_Rect{ 0, 0, tile_atlas->w, tile_atlas->h }, sub_rect ) ) {
// can use tile_atlas directly, it is completely contained in the output rectangle
} else {
// Need a temporary surface that contains the parts of the tile atlas that fit
// into sub_rect. But doesn't always need to be as large as sub_rect.
const int w = std::min( tile_atlas->w - sub_rect.x, sub_rect.w );
const int h = std::min( tile_atlas->h - sub_rect.y, sub_rect.h );
smaller_surf = ::create_surface_32( w, h );
cata_assert( smaller_surf );
const SDL_Rect inp{ sub_rect.x, sub_rect.y, w, h };
throwErrorIf( SDL_BlitSurface( tile_atlas.get(), &inp, smaller_surf.get(),
nullptr ) != 0, "SDL_BlitSurface failed" );
}
const SDL_Surface_Ptr &surf_to_use = smaller_surf ? smaller_surf : tile_atlas;
cata_assert( surf_to_use );
create_textures_from_tile_atlas( surf_to_use, point( sub_rect.x, sub_rect.y ) );
if( pump_events ) {
inp_mngr.pump_events();
}
}
size = expected_tilecount;
}
void cata_tiles::set_draw_scale( int scale )
{
cata_assert( tileset_ptr );
const int mult = tileset_ptr->get_tile_pixelscale() * scale;
const int div = 16;
tile_width = tileset_ptr->get_tile_width() * mult / div;
tile_height = tileset_ptr->get_tile_height() * mult / div;
max_tile_extent = tileset_ptr->get_max_tile_extent();
// Rounding down because the extent may be negative
max_tile_extent.p_min.x = divide_round_down( max_tile_extent.p_min.x * mult, div );
max_tile_extent.p_min.y = divide_round_down( max_tile_extent.p_min.y * mult, div );
max_tile_extent.p_max.x = divide_round_down( max_tile_extent.p_max.x * mult, div );
max_tile_extent.p_max.y = divide_round_down( max_tile_extent.p_max.y * mult, div );
zlevel_height = tileset_ptr->get_zlevel_height();
}
void tileset_cache::loader::load( const std::string &tileset_id, const bool precheck,
const bool pump_events, const bool terrain )
{
std::string json_conf;
std::string layering;
std::string tileset_path;
cata_path tileset_root;
bool has_layering = true;
const auto tset_iter = TILESETS.find( tileset_id );
if( tset_iter != TILESETS.end() ) {
tileset_root = tset_iter->second;
dbg( D_INFO ) << '"' << tileset_id << '"' << " tileset: found config file path: " <<
tileset_root;
get_tile_information( tileset_root / PATH_INFO::tileset_conf(),
json_conf, tileset_path, layering );
dbg( D_INFO ) << "Current tileset is: " << tileset_id;
} else {
dbg( D_ERROR ) << "Tileset \"" << tileset_id << "\" from options is invalid";
json_conf = PATH_INFO::defaulttilejson();
tileset_path = PATH_INFO::defaulttilepng();
layering = PATH_INFO::defaultlayeringjson();
}
cata_path json_path = tileset_root / std::filesystem::u8path( json_conf );
cata_path img_path = tileset_root / std::filesystem::u8path( tileset_path );
cata_path layering_path = tileset_root / std::filesystem::u8path( layering );
dbg( D_INFO ) << "Attempting to Load LAYERING file " << layering_path;
std::ifstream layering_file( layering_path.get_unrelative_path(),
std::ifstream::in | std::ifstream::binary );
if( !layering_file.good() ) {
has_layering = false;
//throw std::runtime_error(std::string("Failed to open layering info json: ") + layering_path);
}
dbg( D_INFO ) << "Attempting to Load JSON file " << json_path;
std::optional<JsonValue> config_json = json_loader::from_path_opt( json_path );
if( !config_json.has_value() ) {
throw std::runtime_error( std::string( "Failed to open tile info json: " ) +
json_path.generic_u8string() );
}
JsonObject config = ( *config_json ).get_object();
config.allow_omitted_members();
// "tile_info" section must exist.
if( !config.has_member( "tile_info" ) ) {
config.throw_error( "\"tile_info\" missing" );
}
for( const JsonObject curr_info : config.get_array( "tile_info" ) ) {
ts.tile_height = curr_info.get_int( "height" );
ts.tile_width = curr_info.get_int( "width" );
ts.max_tile_extent = half_open_rectangle<point>( point::zero, { ts.tile_width, ts.tile_height } );
ts.zlevel_height = curr_info.get_int( "zlevel_height", 0 );
ts.tile_isometric = curr_info.get_bool( "iso", false );
ts.tile_pixelscale = curr_info.get_float( "pixelscale", 1.0f );
ts.prevent_occlusion_min_dist = curr_info.get_float( "retract_dist_min", -1.0f );
ts.prevent_occlusion_max_dist = curr_info.get_float( "retract_dist_max", 0.0f );
}
if( precheck ) {
config.allow_omitted_members();
return;
}
ts.clear();
// Load tile information if available.
offset = 0;
load_internal( config, tileset_root, img_path, pump_events );
// Load mod tilesets if available
for( const mod_tileset &mts : all_mod_tilesets ) {
// Set sprite_id offset to separate from other tilesets.
sprite_id_offset = offset;
tileset_root = mts.get_base_path();
json_path = mts.get_full_path();
if( !mts.is_compatible( tileset_id ) ) {
dbg( D_ERROR ) << "Mod tileset in \"" << json_path << "\" is not compatible with \""
<< tileset_id << "\".";
continue;
}
dbg( D_INFO ) << "Attempting to Load JSON file " << json_path;
std::optional<JsonValue> mod_config_json_opt = json_loader::from_path_opt( json_path );
if( !mod_config_json_opt.has_value() ) {
throw std::runtime_error( std::string( "Failed to open tile info json: " ) +
json_path.generic_u8string() );
}
JsonValue &mod_config_json = *mod_config_json_opt;
const auto mark_visited = []( const JsonObject & jobj ) {
// These fields have been visited in load_mod_tileset
jobj.get_string_array( "compatibility" );
};
int num_in_file = 1;
if( mod_config_json.test_array() ) {
for( const JsonObject mod_config : mod_config_json.get_array() ) {
if( mod_config.get_string( "type" ) == "mod_tileset" ) {
mark_visited( mod_config );
if( num_in_file == mts.num_in_file() ) {
// visit this if it exists, it's used elsewhere
if( mod_config.has_member( "compatibility" ) ) {
mod_config.get_member( "compatibility" );
}
load_internal( mod_config, tileset_root, img_path, pump_events );
break;
}
num_in_file++;
}
}
} else {
JsonObject mod_config = mod_config_json.get_object();
mark_visited( mod_config );
load_internal( mod_config, tileset_root, img_path, pump_events );
}
}
// loop through all tile ids and eliminate empty/invalid things
for( auto it = ts.tile_ids.begin(); it != ts.tile_ids.end(); ) {
// second is the tile_type describing that id
tile_type &td = it->second;
process_variations_after_loading( td.fg );
process_variations_after_loading( td.bg );
// All tiles need at least foreground or background data, otherwise they are useless.
if( td.bg.empty() && td.fg.empty() ) {
dbg( D_ERROR ) << "tile " << it->first << " has no (valid) foreground nor background";
ts.tile_ids.erase( it++ );
} else {
++it;
}
}
if( !ts.find_tile_type( terrain ? "unknown_terrain" : "unknown" ) ) {
dbg( D_ERROR ) << "The tileset you're using has no '" << ( terrain ? "unknown_terrain" : "unknown" )
<< "' tile defined!";
}
ensure_default_item_highlight();
ts.tileset_id = tileset_id;
// set up layering data
if( has_layering ) {
JsonValue layering_json = json_loader::from_path( layering_path );
JsonObject layer_config = layering_json.get_object();
layer_config.allow_omitted_members();
// "variants" section must exist.
if( !layer_config.has_member( "variants" ) ) {
layer_config.throw_error( "\"variants\" missing" );
}
load_layers( layer_config );
}
}
void tileset_cache::loader::load_internal( const JsonObject &config,
const cata_path &tileset_root,
const cata_path &img_path, const bool pump_events )
{
if( config.has_array( "tiles-new" ) ) {
// new system, several entries
// When loading multiple tileset images this defines where
// the tiles from the most recently loaded image start from.
for( const JsonObject tile_part_def : config.get_array( "tiles-new" ) ) {
const cata_path tileset_image_path = tileset_root / tile_part_def.get_string( "file" );
R = -1;
G = -1;
B = -1;
if( tile_part_def.has_object( "transparency" ) ) {
JsonObject tra = tile_part_def.get_object( "transparency" );
R = tra.get_int( "R" );
G = tra.get_int( "G" );
B = tra.get_int( "B" );
}
sprite_width = tile_part_def.get_int( "sprite_width", ts.tile_width );
sprite_height = tile_part_def.get_int( "sprite_height", ts.tile_height );
// Now load the tile definitions for the loaded tileset image.
sprite_offset.x = tile_part_def.get_int( "sprite_offset_x", 0 );
sprite_offset.y = tile_part_def.get_int( "sprite_offset_y", 0 );
sprite_offset_retracted.x = tile_part_def.get_int( "sprite_offset_x_retracted", sprite_offset.x );
sprite_offset_retracted.y = tile_part_def.get_int( "sprite_offset_y_retracted", sprite_offset.y );
sprite_pixelscale = tile_part_def.get_float( "pixelscale", 1.0 );
// Update maximum tile extent
ts.max_tile_extent = half_open_rectangle<point> {
{
std::min( ts.max_tile_extent.p_min.x,
std::min( sprite_offset.x, sprite_offset_retracted.x ) ),
std::min( ts.max_tile_extent.p_min.y,
std::min( sprite_offset.y, sprite_offset_retracted.y ) ),
}, {
std::max( ts.max_tile_extent.p_max.x,
sprite_width + std::max( sprite_offset.x, sprite_offset_retracted.x ) ),
std::max( ts.max_tile_extent.p_max.y,
sprite_height + std::max( sprite_offset.y, sprite_offset_retracted.y ) ),
}
};
// First load the tileset image to get the number of available tiles.
dbg( D_INFO ) << "Attempting to Load Tileset file " << tileset_image_path;
load_tileset( tileset_image_path, pump_events );
load_tilejson_from_file( tile_part_def );
if( tile_part_def.has_member( "ascii" ) ) {
load_ascii( tile_part_def );
}
// Make sure the tile definitions of the next tileset image don't
// override the current ones.
offset += size;
if( pump_events ) {
inp_mngr.pump_events();
}
}
} else {
sprite_width = ts.tile_width;
sprite_height = ts.tile_height;
sprite_offset = point::zero;
sprite_offset_retracted = point::zero;
sprite_pixelscale = 1.0;
R = -1;
G = -1;
B = -1;
// old system, no tile file path entry, only one array of tiles
dbg( D_INFO ) << "Attempting to Load Tileset file " << img_path;
load_tileset( img_path, pump_events );
load_tilejson_from_file( config );
offset = size;
}
// allows a tileset to override the order of mutation images being applied to a character
if( config.has_array( "overlay_ordering" ) ) {
load_overlay_ordering_into_array( config, tileset_mutation_overlay_ordering );
}
// offset should be the total number of sprites loaded from every tileset image
// eliminate any sprite references that are too high to exist
// also eliminate negative sprite references
}
void tileset_cache::loader::load_layers( const JsonObject &config )
{
for( const JsonObject item : config.get_array( "variants" ) ) {
if( item.has_member( "context" ) && ( item.has_array( "item_variants" ) ||
item.has_array( "field_variants" ) ) ) {
std::string context;
std::set<std::string> flags;
std::string append_suffix;
furn_str_id furn_exists;
ter_str_id ter_exists;
if( item.has_string( "context" ) ) {
context = item.get_string( "context" );
furn_exists = furn_str_id( context );
ter_exists = ter_str_id( context );
if( !furn_exists.is_valid() && !ter_exists.is_valid() ) {
debugmsg( "Layering data: %s not a valid furniture/terrain object", context );
}
}
//currently, only one flag can be defined, and must be in an array
else if( item.has_array( "context" ) ) {
context = item.get_array( "context" ).next_value().get_string();
}
if( item.has_string( "append_variants" ) ) {
append_suffix = item.get_string( "append_variants" );
if( append_suffix.empty() ) {
config.throw_error( "append_variants cannot be empty string" );
}
}
std::vector<layer_context_sprites> item_layers;
std::vector<layer_context_sprites> field_layers;
if( item.has_array( "item_variants" ) ) {
for( const JsonObject vars : item.get_array( "item_variants" ) ) {
if( vars.has_member( "item" ) && vars.has_member( "layer" ) ) {
layer_context_sprites lcs;
lcs.id = vars.get_string( "item" );
lcs.layer = vars.get_int( "layer" );
point offset;
if( vars.has_member( "offset_x" ) ) {
offset.x = vars.get_int( "offset_x" );
}
if( vars.has_member( "offset_y" ) ) {
offset.y = vars.get_int( "offset_y" );
}
lcs.offset = offset;
lcs.append_suffix = append_suffix;
int total_weight = 0;
if( vars.has_array( "sprite" ) ) {
for( const JsonObject sprites : vars.get_array( "sprite" ) ) {
std::string id = sprites.get_string( "id" );
int weight = sprites.get_int( "weight", 1 );
lcs.sprite.emplace( id, weight );
total_weight += weight;
}
} else {
//default if unprovided = item name
lcs.sprite.emplace( lcs.id, 1 );
total_weight = 1;
}
lcs.total_weight = total_weight;
item_layers.push_back( lcs );
} else {
config.throw_error( "items configured incorrectly" );
}
}
// sort them based on layering so we can draw them correctly
std::sort( item_layers.begin(), item_layers.end(), []( const layer_context_sprites & a,
const layer_context_sprites & b ) {
return a.layer < b.layer;
} );
ts.item_layer_data.emplace( context, item_layers );
}
if( item.has_array( "field_variants" ) ) {
for( const JsonObject vars : item.get_array( "field_variants" ) ) {
if( vars.has_member( "field" ) && vars.has_array( "sprite" ) ) {
layer_context_sprites lcs;
lcs.id = vars.get_string( "field" );
point offset;
if( vars.has_member( "offset_x" ) ) {
offset.x = vars.get_int( "offset_x" );
}
if( vars.has_member( "offset_y" ) ) {
offset.y = vars.get_int( "offset_y" );
}
lcs.offset = offset;
int total_weight = 0;
for( const JsonObject sprites : vars.get_array( "sprite" ) ) {
std::string id = sprites.get_string( "id" );
int weight = sprites.get_int( "weight", 1 );
lcs.sprite.emplace( id, weight );
total_weight += weight;
}
lcs.total_weight = total_weight;
field_layers.push_back( lcs );
} else {
config.throw_error( "fields configured incorrectly" );
}
}
ts.field_layer_data.emplace( context, field_layers );
}
} else {
config.throw_error( "layering configured incorrectly" );
}
}
}
void tileset_cache::loader::process_variations_after_loading(
weighted_int_list<std::vector<int>> &vs ) const
{
// loop through all of the variations
for( auto &v : vs ) {
// in a given variation, erase any invalid sprite ids
v.obj.erase(
std::remove_if(
v.obj.begin(),
v.obj.end(),
[&]( int id ) {
return id >= offset || id < 0;
} ),
v.obj.end()
);