Error JSON::_parse_value(Variant &value, Token &token, const CharType *p_str, int &index, int p_len, int &line, String &r_err_str) {
if (token.type == TK_CURLY_BRACKET_OPEN) {
Dictionary d;
Error err = _parse_object(d, p_str, index, p_len, line, r_err_str);
if (err)
return err;
value = d;
return OK;
} else if (token.type == TK_BRACKET_OPEN) {
Array a;
Error err = _parse_array(a, p_str, index, p_len, line, r_err_str);
if (err)
return err;
value = a;
return OK;
} else if (token.type == TK_IDENTIFIER) {
String id = token.value;
if (id == "true")
value = true;
else if (id == "false")
value = false;
else if (id == "null")
value = Variant();
else {
r_err_str = "Expected 'true','false' or 'null', got '" + id + "'.";
return ERR_PARSE_ERROR;
}
return OK;
} else if (token.type == TK_NUMBER) {
value = token.value;
return OK;
} else if (token.type == TK_STRING) {
value = token.value;
return OK;
} else {
r_err_str = "Expected value, got " + String(tk_name[token.type]) + ".";
return ERR_PARSE_ERROR;
}
return ERR_PARSE_ERROR;
}
int Configure::_parse_array_root(char*& src, ConfNode* item) {
ConfNode* node = new ConfNode(ARRAY_ROOT);
char token[CONF_LINE_NUM];
_parse_key(src, token);
node->set_key(token);
expect(src, ":");
expect(src, "[");
node->set_father(item);
node->add_to_tree();
if (CONF_ERROR == _parse_array(src, node)) {
throw exception(MISSING, "parse array error");
}
if (0 == get_token(src, token, CONF_LINE_NUM)) {
return CONF_SUCC;
}
return CONF_ERROR;
};
static enum RPC_Error _parse_node(uchar **str, struct RPC_Node *node)
{
switch( **str )
{
case RPC_NULL:
return _parse_null(str,node);
case RPC_TRUE:
return _parse_true(str,node);
case RPC_FALSE:
return _parse_false(str,node);
case RPC_BYTE:
return _parse_byte(str,node);
case RPC_INT16:
return _parse_int16(str,node);
case RPC_INT32:
return _parse_int32(str,node);
case RPC_INT64:
return _parse_int64(str,node);
case RPC_UUID:
return _parse_uuid(str,node);
case RPC_FLOAT:
return _parse_float(str,node);
default:
break;
}
switch( **str & 0xF0 )
{
case RPC_STRING:
return _parse_string(str,node);
case RPC_ARRAY:
return _parse_array(str,node);
case RPC_HASH:
return _parse_hash(str,node);
default:
break;
}
return RPC_PARSE_ERROR;
}
Error VariantParser::parse_value(Token& token,Variant &value,Stream *p_stream,int &line,String &r_err_str,ResourceParser *p_res_parser) {
/* {
Error err = get_token(p_stream,token,line,r_err_str);
if (err)
return err;
}*/
if (token.type==TK_CURLY_BRACKET_OPEN) {
Dictionary d;
Error err = _parse_dictionary(d,p_stream,line,r_err_str,p_res_parser);
if (err)
return err;
value=d;
return OK;
} else if (token.type==TK_BRACKET_OPEN) {
Array a;
Error err = _parse_array(a,p_stream,line,r_err_str,p_res_parser);
if (err)
return err;
value=a;
return OK;
} else if (token.type==TK_IDENTIFIER) {
/*
VECTOR2, // 5
RECT2,
VECTOR3,
MATRIX32,
PLANE,
QUAT, // 10
_AABB, //sorry naming convention fail :( not like it's used often
MATRIX3,
TRANSFORM,
// misc types
COLOR,
IMAGE, // 15
NODE_PATH,
_RID,
OBJECT,
INPUT_EVENT,
DICTIONARY, // 20
ARRAY,
// arrays
RAW_ARRAY,
INT_ARRAY,
REAL_ARRAY,
STRING_ARRAY, // 25
VECTOR2_ARRAY,
VECTOR3_ARRAY,
COLOR_ARRAY,
VARIANT_MAX
*/
String id = token.value;
if (id=="true")
value=true;
else if (id=="false")
value=false;
else if (id=="null" || id=="nil")
value=Variant();
else if (id=="Vector2"){
Vector<float> args;
Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
if (err)
return err;
if (args.size()!=2) {
r_err_str="Expected 2 arguments for constructor";
}
value=Vector2(args[0],args[1]);
return OK;
} else if (id=="Rect2"){
Vector<float> args;
Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
if (err)
return err;
if (args.size()!=4) {
r_err_str="Expected 4 arguments for constructor";
}
value=Rect2(args[0],args[1],args[2],args[3]);
return OK;
} else if (id=="Vector3"){
Vector<float> args;
Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
if (err)
return err;
if (args.size()!=3) {
r_err_str="Expected 3 arguments for constructor";
}
value=Vector3(args[0],args[1],args[2]);
return OK;
} else if (id=="Matrix32"){
Vector<float> args;
Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
if (err)
return err;
if (args.size()!=6) {
r_err_str="Expected 6 arguments for constructor";
}
Matrix32 m;
m[0]=Vector2(args[0],args[1]);
m[1]=Vector2(args[2],args[3]);
m[2]=Vector2(args[4],args[5]);
value=m;
return OK;
} else if (id=="Plane") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
if (err)
return err;
if (args.size()!=4) {
r_err_str="Expected 4 arguments for constructor";
}
value=Plane(args[0],args[1],args[2],args[3]);
return OK;
} else if (id=="Quat") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
if (err)
return err;
if (args.size()!=4) {
r_err_str="Expected 4 arguments for constructor";
}
value=Quat(args[0],args[1],args[2],args[3]);
return OK;
} else if (id=="AABB"){
Vector<float> args;
Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
if (err)
return err;
if (args.size()!=6) {
r_err_str="Expected 6 arguments for constructor";
}
value=AABB(Vector3(args[0],args[1],args[2]),Vector3(args[3],args[4],args[5]));
return OK;
} else if (id=="Matrix3"){
Vector<float> args;
Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
if (err)
return err;
if (args.size()!=9) {
r_err_str="Expected 9 arguments for constructor";
}
value=Matrix3(args[0],args[1],args[2],args[3],args[4],args[5],args[6],args[7],args[8]);
return OK;
} else if (id=="Transform"){
Vector<float> args;
Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
if (err)
return err;
if (args.size()!=12) {
r_err_str="Expected 12 arguments for constructor";
}
value=Transform(Matrix3(args[0],args[1],args[2],args[3],args[4],args[5],args[6],args[7],args[8]),Vector3(args[9],args[10],args[11]));
return OK;
} else if (id=="Color") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
if (err)
return err;
if (args.size()!=4) {
r_err_str="Expected 4 arguments for constructor";
}
value=Color(args[0],args[1],args[2],args[3]);
return OK;
} else if (id=="Image") {
//:|
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_PARENTHESIS_OPEN) {
r_err_str="Expected '('";
return ERR_PARSE_ERROR;
}
get_token(p_stream,token,line,r_err_str);
if (token.type==TK_PARENTHESIS_CLOSE) {
value=Image(); // just an Image()
return OK;
} else if (token.type!=TK_NUMBER) {
r_err_str="Expected number (width)";
return ERR_PARSE_ERROR;
}
get_token(p_stream,token,line,r_err_str);
int width=token.value;
if (token.type!=TK_COMMA) {
r_err_str="Expected ','";
return ERR_PARSE_ERROR;
}
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_NUMBER) {
r_err_str="Expected number (height)";
return ERR_PARSE_ERROR;
}
int height=token.value;
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_COMMA) {
r_err_str="Expected ','";
return ERR_PARSE_ERROR;
}
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_NUMBER) {
r_err_str="Expected number (mipmaps)";
return ERR_PARSE_ERROR;
}
int mipmaps=token.value;
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_COMMA) {
r_err_str="Expected ','";
return ERR_PARSE_ERROR;
}
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_IDENTIFIER) {
r_err_str="Expected identifier (format)";
return ERR_PARSE_ERROR;
}
String sformat=token.value;
Image::Format format;
if (sformat=="GRAYSCALE") format=Image::FORMAT_GRAYSCALE;
else if (sformat=="INTENSITY") format=Image::FORMAT_INTENSITY;
else if (sformat=="GRAYSCALE_ALPHA") format=Image::FORMAT_GRAYSCALE_ALPHA;
else if (sformat=="RGB") format=Image::FORMAT_RGB;
else if (sformat=="RGBA") format=Image::FORMAT_RGBA;
else if (sformat=="INDEXED") format=Image::FORMAT_INDEXED;
else if (sformat=="INDEXED_ALPHA") format=Image::FORMAT_INDEXED_ALPHA;
else if (sformat=="BC1") format=Image::FORMAT_BC1;
else if (sformat=="BC2") format=Image::FORMAT_BC2;
else if (sformat=="BC3") format=Image::FORMAT_BC3;
else if (sformat=="BC4") format=Image::FORMAT_BC4;
else if (sformat=="BC5") format=Image::FORMAT_BC5;
else if (sformat=="PVRTC2") format=Image::FORMAT_PVRTC2;
else if (sformat=="PVRTC2_ALPHA") format=Image::FORMAT_PVRTC2_ALPHA;
else if (sformat=="PVRTC4") format=Image::FORMAT_PVRTC4;
else if (sformat=="PVRTC4_ALPHA") format=Image::FORMAT_PVRTC4_ALPHA;
else if (sformat=="ATC") format=Image::FORMAT_ATC;
else if (sformat=="ATC_ALPHA_EXPLICIT") format=Image::FORMAT_ATC_ALPHA_EXPLICIT;
else if (sformat=="ATC_ALPHA_INTERPOLATED") format=Image::FORMAT_ATC_ALPHA_INTERPOLATED;
else if (sformat=="CUSTOM") format=Image::FORMAT_CUSTOM;
else {
r_err_str="Invalid image format: '"+sformat+"'";
return ERR_PARSE_ERROR;
};
int len = Image::get_image_data_size(width,height,format,mipmaps);
DVector<uint8_t> buffer;
buffer.resize(len);
if (buffer.size()!=len) {
r_err_str="Couldn't allocate image buffer of size: "+itos(len);
}
{
DVector<uint8_t>::Write w=buffer.write();
for(int i=0;i<len;i++) {
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_COMMA) {
r_err_str="Expected ','";
return ERR_PARSE_ERROR;
}
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_NUMBER) {
r_err_str="Expected number";
return ERR_PARSE_ERROR;
}
w[i]=int(token.value);
}
}
Image img(width,height,mipmaps,format,buffer);
value=img;
return OK;
} else if (id=="NodePath") {
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_PARENTHESIS_OPEN) {
r_err_str="Expected '('";
return ERR_PARSE_ERROR;
}
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_STRING) {
r_err_str="Expected string as argument for NodePath()";
return ERR_PARSE_ERROR;
}
value=NodePath(String(token.value));
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_PARENTHESIS_CLOSE) {
r_err_str="Expected ')'";
return ERR_PARSE_ERROR;
}
} else if (id=="RID") {
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_PARENTHESIS_OPEN) {
r_err_str="Expected '('";
return ERR_PARSE_ERROR;
}
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_NUMBER) {
r_err_str="Expected number as argument";
return ERR_PARSE_ERROR;
}
value=token.value;
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_PARENTHESIS_CLOSE) {
r_err_str="Expected ')'";
return ERR_PARSE_ERROR;
}
return OK;
} else if (id=="Resource" || id=="SubResource" || id=="ExtResource") {
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_PARENTHESIS_OPEN) {
r_err_str="Expected '('";
return ERR_PARSE_ERROR;
}
if (p_res_parser && id=="Resource" && p_res_parser->func){
RES res;
Error err = p_res_parser->func(p_res_parser->userdata,p_stream,res,line,r_err_str);
if (err)
return err;
value=res;
return OK;
} else if (p_res_parser && id=="ExtResource" && p_res_parser->ext_func){
RES res;
Error err = p_res_parser->ext_func(p_res_parser->userdata,p_stream,res,line,r_err_str);
if (err)
return err;
value=res;
return OK;
} else if (p_res_parser && id=="SubResource" && p_res_parser->sub_func){
RES res;
Error err = p_res_parser->sub_func(p_res_parser->userdata,p_stream,res,line,r_err_str);
if (err)
return err;
value=res;
return OK;
} else {
get_token(p_stream,token,line,r_err_str);
if (token.type==TK_STRING) {
String path=token.value;
RES res = ResourceLoader::load(path);
if (res.is_null()) {
r_err_str="Can't load resource at path: '"+path+"'.";
return ERR_PARSE_ERROR;
}
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_PARENTHESIS_CLOSE) {
r_err_str="Expected ')'";
return ERR_PARSE_ERROR;
}
value=res;
return OK;
} else {
r_err_str="Expected string as argument for Resource().";
return ERR_PARSE_ERROR;
}
}
return OK;
} else if (id=="InputEvent") {
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_PARENTHESIS_OPEN) {
r_err_str="Expected '('";
return ERR_PARSE_ERROR;
}
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_IDENTIFIER) {
r_err_str="Expected identifier";
return ERR_PARSE_ERROR;
}
String id = token.value;
InputEvent ie;
if (id=="KEY") {
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_COMMA) {
r_err_str="Expected ','";
return ERR_PARSE_ERROR;
}
ie.type=InputEvent::KEY;
get_token(p_stream,token,line,r_err_str);
if (token.type==TK_IDENTIFIER) {
String name=token.value;
ie.key.scancode=find_keycode(name);
} else if (token.type==TK_NUMBER) {
ie.key.scancode=token.value;
} else {
r_err_str="Expected string or integer for keycode";
return ERR_PARSE_ERROR;
}
get_token(p_stream,token,line,r_err_str);
if (token.type==TK_COMMA) {
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_IDENTIFIER) {
r_err_str="Expected identifier with modifier flas";
return ERR_PARSE_ERROR;
}
String mods=token.value;
if (mods.findn("C")!=-1)
ie.key.mod.control=true;
if (mods.findn("A")!=-1)
ie.key.mod.alt=true;
if (mods.findn("S")!=-1)
ie.key.mod.shift=true;
if (mods.findn("M")!=-1)
ie.key.mod.meta=true;
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_PARENTHESIS_CLOSE) {
r_err_str="Expected ')'";
return ERR_PARSE_ERROR;
}
} else if (token.type!=TK_PARENTHESIS_CLOSE) {
r_err_str="Expected ')' or modifier flags.";
return ERR_PARSE_ERROR;
}
} else if (id=="MBUTTON") {
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_COMMA) {
r_err_str="Expected ','";
return ERR_PARSE_ERROR;
}
ie.type=InputEvent::MOUSE_BUTTON;
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_NUMBER) {
r_err_str="Expected button index";
return ERR_PARSE_ERROR;
}
ie.mouse_button.button_index = token.value;
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_PARENTHESIS_CLOSE) {
r_err_str="Expected ')'";
return ERR_PARSE_ERROR;
}
} else if (id=="JBUTTON") {
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_COMMA) {
r_err_str="Expected ','";
return ERR_PARSE_ERROR;
}
ie.type=InputEvent::JOYSTICK_BUTTON;
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_NUMBER) {
r_err_str="Expected button index";
return ERR_PARSE_ERROR;
}
ie.joy_button.button_index = token.value;
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_PARENTHESIS_CLOSE) {
r_err_str="Expected ')'";
return ERR_PARSE_ERROR;
}
} else if (id=="JAXIS") {
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_COMMA) {
r_err_str="Expected ','";
return ERR_PARSE_ERROR;
}
ie.type=InputEvent::JOYSTICK_MOTION;
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_NUMBER) {
r_err_str="Expected axis index";
return ERR_PARSE_ERROR;
}
ie.joy_motion.axis = token.value;
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_COMMA) {
r_err_str="Expected ',' after axis index";
return ERR_PARSE_ERROR;
}
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_NUMBER) {
r_err_str="Expected axis sign";
return ERR_PARSE_ERROR;
}
ie.joy_motion.axis_value = token.value;
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_PARENTHESIS_CLOSE) {
r_err_str="Expected ')' for jaxis";
return ERR_PARSE_ERROR;
}
} else {
r_err_str="Invalid input event type.";
return ERR_PARSE_ERROR;
}
value=ie;
return OK;
} else if (id=="ByteArray") {
Vector<uint8_t> args;
Error err = _parse_construct<uint8_t>(p_stream,args,line,r_err_str);
if (err)
return err;
DVector<uint8_t> arr;
{
int len=args.size();
arr.resize(len);
DVector<uint8_t>::Write w = arr.write();
for(int i=0;i<len;i++) {
w[i]=args[i];
}
}
value=arr;
return OK;
} else if (id=="IntArray") {
Vector<int32_t> args;
Error err = _parse_construct<int32_t>(p_stream,args,line,r_err_str);
if (err)
return err;
DVector<int32_t> arr;
{
int len=args.size();
arr.resize(len);
DVector<int32_t>::Write w = arr.write();
for(int i=0;i<len;i++) {
w[i]=int(args[i]);
}
}
value=arr;
return OK;
} else if (id=="FloatArray") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
if (err)
return err;
DVector<float> arr;
{
int len=args.size();
arr.resize(len);
DVector<float>::Write w = arr.write();
for(int i=0;i<len;i++) {
w[i]=args[i];
}
}
value=arr;
return OK;
} else if (id=="StringArray") {
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_PARENTHESIS_OPEN) {
r_err_str="Expected '('";
return ERR_PARSE_ERROR;
}
Vector<String> cs;
bool first=true;
while(true) {
if (!first) {
get_token(p_stream,token,line,r_err_str);
if (token.type==TK_COMMA) {
//do none
} else if (token.type==TK_PARENTHESIS_CLOSE) {
break;
} else {
r_err_str="Expected ',' or ')'";
return ERR_PARSE_ERROR;
}
}
get_token(p_stream,token,line,r_err_str);
if (token.type!=TK_STRING) {
r_err_str="Expected string";
return ERR_PARSE_ERROR;
}
first=false;
cs.push_back(token.value);
}
DVector<String> arr;
{
int len=cs.size();
arr.resize(len);
DVector<String>::Write w = arr.write();
for(int i=0;i<len;i++) {
w[i]=cs[i];
}
}
value=arr;
return OK;
} else if (id=="Vector2Array") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
if (err)
return err;
DVector<Vector2> arr;
{
int len=args.size()/2;
arr.resize(len);
DVector<Vector2>::Write w = arr.write();
for(int i=0;i<len;i++) {
w[i]=Vector2(args[i*2+0],args[i*2+1]);
}
}
value=arr;
return OK;
} else if (id=="Vector3Array") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
if (err)
return err;
DVector<Vector3> arr;
{
int len=args.size()/3;
arr.resize(len);
DVector<Vector3>::Write w = arr.write();
for(int i=0;i<len;i++) {
w[i]=Vector3(args[i*3+0],args[i*3+1],args[i*3+2]);
}
}
value=arr;
return OK;
} else if (id=="ColorArray") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
if (err)
return err;
DVector<Color> arr;
{
int len=args.size()/4;
arr.resize(len);
DVector<Color>::Write w = arr.write();
for(int i=0;i<len;i++) {
w[i]=Color(args[i*4+0],args[i*4+1],args[i*4+2],args[i*4+3]);
}
}
value=arr;
return OK;
} else if (id=="key") { // compatibility with engine.cfg
Vector<String> params;
Error err = _parse_enginecfg(p_stream,params,line,r_err_str);
if (err)
return err;
ERR_FAIL_COND_V(params.size()!=1 && params.size()!=2,ERR_PARSE_ERROR);
int scode=0;
if (params[0].is_numeric()) {
scode=params[0].to_int();
if (scode < 10) {
scode=KEY_0+scode;
}
} else
scode=find_keycode(params[0]);
InputEvent ie;
ie.type=InputEvent::KEY;
ie.key.scancode=scode;
if (params.size()==2) {
String mods=params[1];
if (mods.findn("C")!=-1)
ie.key.mod.control=true;
if (mods.findn("A")!=-1)
ie.key.mod.alt=true;
if (mods.findn("S")!=-1)
ie.key.mod.shift=true;
if (mods.findn("M")!=-1)
ie.key.mod.meta=true;
}
value=ie;
return OK;
} else if (id=="mbutton") { // compatibility with engine.cfg
Vector<String> params;
Error err = _parse_enginecfg(p_stream,params,line,r_err_str);
if (err)
return err;
ERR_FAIL_COND_V(params.size()!=2,ERR_PARSE_ERROR);
InputEvent ie;
ie.type=InputEvent::MOUSE_BUTTON;
ie.device=params[0].to_int();
ie.mouse_button.button_index=params[1].to_int();
value=ie;
return OK;
} else if (id=="jbutton") { // compatibility with engine.cfg
Vector<String> params;
Error err = _parse_enginecfg(p_stream,params,line,r_err_str);
if (err)
return err;
ERR_FAIL_COND_V(params.size()!=2,ERR_PARSE_ERROR);
InputEvent ie;
ie.type=InputEvent::JOYSTICK_BUTTON;
ie.device=params[0].to_int();
ie.joy_button.button_index=params[1].to_int();
value=ie;
return OK;
} else if (id=="jaxis") { // compatibility with engine.cfg
Vector<String> params;
Error err = _parse_enginecfg(p_stream,params,line,r_err_str);
if (err)
return err;
ERR_FAIL_COND_V(params.size()!=2,ERR_PARSE_ERROR);
InputEvent ie;
ie.type=InputEvent::JOYSTICK_MOTION;
ie.device=params[0].to_int();
int axis=params[1].to_int();
ie.joy_motion.axis=axis>>1;
ie.joy_motion.axis_value=axis&1?1:-1;
value= ie;
return OK;
} else if (id=="img") { // compatibility with engine.cfg
