audio/maxmod/basic_sound/source/MaxModExample.c

#include <nds.h>
#include <maxmod9.h>
#include <stdio.h>

#include "soundbank.h"
#include "soundbank_bin.h"

int main() {

    consoleDemoInit();

    mmInitDefaultMem((mm_addr)soundbank_bin);
    
    // load the module
    mmLoad( MOD_FLATOUTLIES );

    // load sound effects
    mmLoadEffect( SFX_AMBULANCE );
    mmLoadEffect( SFX_BOOM );

    // Start playing module
    mmStart( MOD_FLATOUTLIES, MM_PLAY_LOOP );

    mm_sound_effect ambulance = {
        { SFX_AMBULANCE } ,         // id
        (int)(1.0f * (1<<10)),  // rate
        0,      // handle
        255,    // volume
        0,      // panning
    };

    mm_sound_effect boom = {
        { SFX_BOOM } ,          // id
        (int)(1.0f * (1<<10)),  // rate
        0,      // handle
        255,    // volume
        255,    // panning
    };

    // ansi escape sequence to clear screen and home cursor
    // /x1b[line;columnH
    iprintf("\x1b[2J");

    // ansi escape sequence to set print co-ordinates
    // /x1b[line;columnH
    iprintf("\x1b[0;8HMaxMod Audio demo");
    iprintf("\x1b[3;0HHold A for ambulance sound");
    iprintf("\x1b[4;0HPress B for boom sound");
    
    // sound effect handle (for cancelling it later)
    mm_sfxhand amb = 0;

    do {

        int keys_pressed, keys_released;
        
        swiWaitForVBlank();
        scanKeys();

        keys_pressed = keysDown();
        keys_released = keysUp();

        // Play looping ambulance sound effect out of left speaker if A button is pressed
        if ( keys_pressed & KEY_A ) {
            amb = mmEffectEx(&ambulance);
        }

        // stop ambulance sound when A button is released
        if ( keys_released & KEY_A ) {
            mmEffectCancel(amb);
        }

        // Play explosion sound effect out of right speaker if B button is pressed
        if ( keys_pressed & KEY_B ) {
            mmEffectEx(&boom);
        }

    } while( 1 );
}