begin_gameloop.c

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/*****************************************************************************
 * ugBASIC - an isomorphic BASIC language compiler for retrocomputers        *
 *****************************************************************************
 * Copyright 2021-2026 Marco Spedaletti (asimov@mclink.it)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
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 * http://www.apache.org/licenses/LICENSE-2.0
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 * Unless required by applicable law or agreed to in writing, software
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/****************************************************************************
 * INCLUDE SECTION 
 ****************************************************************************/
 
#include "../../ugbc.h"
 
/****************************************************************************
 * CODE SECTION 
 ****************************************************************************/

/* <usermanual>
@keyword BEGIN GAMELOOP
</usermanual> */
void begin_gameloop( Environment * _environment ) {
 
    MAKE_LABEL
 
    Loop * loop = malloc( sizeof( Loop ) );
    memset( loop, 0, sizeof( Loop ) );
    loop->label = strdup( label );
    loop->type = LT_GAMELOOP;
    loop->next = _environment->loops;
    _environment->loops = loop;
 
    _environment->hasGameLoop = 1;
 
    char labelEnd[MAX_TEMPORARY_STORAGE];
    sprintf( labelEnd, "%send", loop->label  );
 
    // outline1("LD HL, %s", loop->label );
    // outline0("CALL SET_GAMELOOP_HOOK");
    // outline1("JP %s", labelEnd );
 
    cpu_label( _environment, loop->label );
 
}