サウンドトラックモードの作成。
所謂サウンドテストってやつ。
サウンドモジュール、BGM, SE が未着手なので再生のタイミングを printf() 辺りと想定して記述。
基本的な動作は下記コードの通り。
printf() で表示してるタイトルやメニューは
本ちゃんでは自前（BG モジュール内）の Draw 関数に挿げ替えるのを忘れないようにしなくては。
sountra module test
main.c
/*--------------------------------------------------------------------------------- shtwatch sountra module test version 0.01 Feb 15, 2010 By. REGEKATSU ---------------------------------------------------------------------------------*/ #include <stdio.h> #include <nds.h> #include "Sountra.h" //--------------------------------------------------------------------------------- int main(void){ //--------------------------------------------------------------------------------- consoleDemoInit(); while(1) { swiWaitForVBlank(); scanKeys(); Sountra_Update(); } } //---------------------------------------------------------------------------------
sountra.h
/*--------------------------------------------------------------------------------- shtwatch sountra module header version 0.01 Feb 15, 2010 By. REGEKATSU ---------------------------------------------------------------------------------*/ #ifndef _SOUNTRA_H_ #define _SOUNTRA_H_ #ifdef __cplusplus extern "C" { #endif void Sountra_Clear(void); void Sountra_Update(void); #ifdef __cplusplus } #endif #endif //_SOUNTRA_H_
sountra.c
/*--------------------------------------------------------------------------------- shtwatch sountra module routine version 0.01 Feb 15, 2010 By. REGEKATSU ---------------------------------------------------------------------------------*/ #include <stdio.h>//debug print #include <stdlib.h>//debug #include <string.h> #include <nds/ndstypes.h> #include <nds/arm9/input.h> #include "Sountra.h" #define SND_VAL_POSX 5 #define SND_VAL_POSY 4 #define SND_BGM_MAX 6 #define SND_SE_MAX 18 typedef enum{ SND_BGM = 0, SND_SE, SND_EXIT }SND_VAL; const static int snd_max[2] = {SND_BGM_MAX, SND_SE_MAX}; typedef enum{ SOUNTRA_INIT = 0, SOUNTRA_EXEC, SOUNTRA_EXIT }SOUNTRA_ACT; typedef struct{ u16 act; u32 kdr; int snd_cur; int snd_idx[2]; }SountraStatus; static SountraStatus st_sountra; void sountra_Init(void); void sountra_Exec(void); void sountra_Exit(void); void sountra_ExecKeys(void); void sountra_ExecCursorX(void); void sountra_ExecCursorY(void); void sountra_ExecPlay(void); void sountra_ExecStop(void); void sountra_ExecQuit(void); //--------------------------------------------------------------------------------- void Sountra_Clear(void){ //--------------------------------------------------------------------------------- sountra_Exit(); } //--------------------------------------------------------------------------------- void Sountra_Update(void){ //--------------------------------------------------------------------------------- switch(st_sountra.act){ case SOUNTRA_INIT: sountra_Init(); break; case SOUNTRA_EXEC: sountra_Exec(); break; case SOUNTRA_EXIT: sountra_Exit(); break; } } //--------------------------------------------------------------------------------- void sountra_Init(void){ //--------------------------------------------------------------------------------- memset(&st_sountra, 0, sizeof(st_sountra)); keysSetRepeat(20, 10); //debug print printf("\x01b[1;5H- SOUND TRACK MODE -"); printf("\x01b[%d;%dHBGM :%4d", SND_VAL_POSY, SND_VAL_POSX, st_sountra.snd_idx[SND_BGM]); printf("\x01b[%d;%dHSE :%4d", SND_VAL_POSY + 1, SND_VAL_POSX, st_sountra.snd_idx[SND_SE]); printf("\x01b[%d;%dHEXIT", SND_VAL_POSY + 2, SND_VAL_POSX); //debug print printf("\x01b[%d;%dH>", SND_VAL_POSY + st_sountra.snd_cur, SND_VAL_POSX - 1); st_sountra.act = SOUNTRA_EXEC; } //--------------------------------------------------------------------------------- void sountra_Exec(void){ //--------------------------------------------------------------------------------- sountra_ExecKeys(); sountra_ExecCursorX(); sountra_ExecCursorY(); sountra_ExecPlay(); sountra_ExecStop(); sountra_ExecQuit(); } //--------------------------------------------------------------------------------- void sountra_Exit(void){ //--------------------------------------------------------------------------------- //debug print printf("\x01b[18;4HEXIT SOUNDTRA"); st_sountra.act = SOUNTRA_INIT; //debug exit(0); } //--------------------------------------------------------------------------------- void sountra_ExecKeys(void){ //--------------------------------------------------------------------------------- st_sountra.kdr = keysDownRepeat(); } //--------------------------------------------------------------------------------- void sountra_ExecCursorX(void){ //--------------------------------------------------------------------------------- if(st_sountra.snd_cur == SND_EXIT) return; if(st_sountra.kdr & KEY_LEFT){ if(st_sountra.snd_idx[st_sountra.snd_cur] > 0){ st_sountra.snd_idx[st_sountra.snd_cur]--; }else{ st_sountra.snd_idx[st_sountra.snd_cur] = snd_max[st_sountra.snd_cur] - 1; } //debug print printf("\x01b[%d;%dH%4d", SND_VAL_POSY + st_sountra.snd_cur, SND_VAL_POSX + 5, st_sountra.snd_idx[st_sountra.snd_cur]); }else if(st_sountra.kdr & KEY_RIGHT){ if(st_sountra.snd_idx[st_sountra.snd_cur] < snd_max[st_sountra.snd_cur] - 1){ st_sountra.snd_idx[st_sountra.snd_cur]++; }else{ st_sountra.snd_idx[st_sountra.snd_cur] = 0; } //debug print printf("\x01b[%d;%dH%4d", SND_VAL_POSY + st_sountra.snd_cur, SND_VAL_POSX + 5, st_sountra.snd_idx[st_sountra.snd_cur]); } } //--------------------------------------------------------------------------------- void sountra_ExecCursorY(void){ //--------------------------------------------------------------------------------- if(st_sountra.kdr & KEY_UP){ //debug print printf("\x01b[%d;%dH ", SND_VAL_POSY + st_sountra.snd_cur, SND_VAL_POSX - 1); if(st_sountra.snd_cur > SND_BGM){ st_sountra.snd_cur--; }else{ st_sountra.snd_cur = SND_EXIT; } //debug print printf("\x01b[%d;%dH>", SND_VAL_POSY + st_sountra.snd_cur, SND_VAL_POSX - 1); }else if(st_sountra.kdr & KEY_DOWN){ //debug print printf("\x01b[%d;%dH ", SND_VAL_POSY + st_sountra.snd_cur, SND_VAL_POSX - 1); if(st_sountra.snd_cur < SND_EXIT){ st_sountra.snd_cur++; }else{ st_sountra.snd_cur = SND_BGM; } //debug print printf("\x01b[%d;%dH>", SND_VAL_POSY + st_sountra.snd_cur, SND_VAL_POSX - 1); } } //--------------------------------------------------------------------------------- void sountra_ExecPlay(void){ //--------------------------------------------------------------------------------- if(st_sountra.snd_cur == SND_EXIT) return; if(st_sountra.kdr & KEY_A){ if(st_sountra.snd_cur == SND_BGM){ //debug print printf("\x01b[15;4HPLAY BGM"); }else if(st_sountra.snd_cur == SND_SE){ //debug print printf("\x01b[16;4HPLAY SE "); } } } //--------------------------------------------------------------------------------- void sountra_ExecStop(void){ //--------------------------------------------------------------------------------- if(st_sountra.snd_cur == SND_EXIT) return; if(st_sountra.kdr & KEY_B){ if(st_sountra.snd_cur == SND_BGM){ //debug print printf("\x01b[15;4HSTOP BGM"); }else if(st_sountra.snd_cur == SND_SE){ //debug print printf("\x01b[16;4HSTOP SE "); } } } //--------------------------------------------------------------------------------- void sountra_ExecQuit(void){ //--------------------------------------------------------------------------------- if( (st_sountra.kdr & KEY_START) || ( (st_sountra.kdr & KEY_A) && st_sountra.snd_cur == SND_EXIT ) ) { //debug print printf("\x01b[15;4HSTOP BGM"); printf("\x01b[16;4HSTOP SE "); st_sountra.act = SOUNTRA_EXIT; } } //---------------------------------------------------------------------------------
