stevenhowes/CTheEscape
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Proper sound for phasers and explosions. Multi-channel audio.

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stevenhowes
2021-05-17 20:48:48 +01:00
parent bcc7a72ae1
commit efc2e685e4
9 changed files with 100 additions and 61 deletions
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!TheEsc/c/Mission1
+17 -40
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@@ -22,6 +22,8 @@ char *sprites[] = {"player_ship","durno_ship","ship_trgt","durno_ship2","ship2_t
char hudbuffer[63];
unsigned char lastnpcchannel = PCMCHANNEL_NPC1;
struct EntityLocation_s {
short signed int X,Y;
};
@@ -146,12 +148,14 @@ void game_spawn_projectile(int id, int Px, int Py, int Vx, int Vy, enum sprite_e
Projectiles[id].nextframe = tick + 10;
Projectiles[id].damage = damage;
Projectiles[id].collidable = 1;
// Play it
inreg.r[0] = 4;
inreg.r[1] = -15;
inreg.r[2] = 1;
inreg.r[3] = 1;
_kernel_swi (Sound_Control, &inreg, &outreg);
// Alternate between channels
if(lastnpcchannel == PCMCHANNEL_NPC1)
lastnpcchannel = PCMCHANNEL_NPC2;
else
lastnpcchannel = PCMCHANNEL_NPC1;
sound_pcm_playsample(lastnpcchannel,PCMSAMPLE_DURNOTORPEDO);
}
}
@@ -195,6 +199,7 @@ void game_draw_player()
NPCS[Player.targetleft].location.X + ((NPCS[Player.targetleft].hitbox_bl.X + NPCS[Player.targetleft].hitbox_tr.X)/2) - 1,
NPCS[Player.targetleft].location.Y + NPCS[Player.targetleft].hitbox_bl.Y
);
sound_pcm_playsample_ifidle(PCMCHANNEL_PLAYER,PCMSAMPLE_PHASER);
}
if((Player.firingright) && (Player.targetright >= 0))
@@ -219,6 +224,7 @@ void game_draw_player()
NPCS[Player.targetright].location.X + ((NPCS[Player.targetright].hitbox_bl.X + NPCS[Player.targetright].hitbox_tr.X)/2) - 1,
NPCS[Player.targetright].location.Y + NPCS[Player.targetright].hitbox_bl.Y
);
sound_pcm_playsample_ifidle(PCMCHANNEL_PLAYER,PCMSAMPLE_PHASER);
}
if(debugs[dbweapons])
@@ -502,9 +508,7 @@ void game_tick_npcs()
NPCS[i].collidable = 0;
NPCS[i].sprite = explode_start;
NPCS[i].explodenextframe = tick + 4;
sound_play(1,-5,0,100);
sound_play(3,-15,0,1000);
sound_play(2,-10,1,100);
sound_pcm_playsample(PCMCHANNEL_AMBIENT,PCMSAMPLE_SHIPEXPLODE);
}
}
}
@@ -792,38 +796,14 @@ void game_tick_input()
void game_setup_audio()
{
sound_voices(4);
sound_set_voice(1,"WaveSynth-Beep");
sound_set_voice(2,"Percussion-Noise");
sound_set_voice(3,"Percussion-Soft");
sound_set_voice(4,"DataVox-Voice");
sound_pcm_loadsample("sounds.torpedo");
inreg.r[0] = 4;
inreg.r[1] = (int) audiobuffer;
inreg.r[2] = (int) audiobuffer + 20000;
_kernel_swi (DataVox_SetMemory, &inreg, &outreg);
// Unsigned 8-bit PCM
inreg.r[0] = 4;
inreg.r[1] = 1;
_kernel_swi (DataVox_Type, &inreg, &outreg);
// Not timed
inreg.r[0] = 4;
inreg.r[1] = 0;
_kernel_swi (DataVox_Timed, &inreg, &outreg);
// Bitrate
inreg.r[0] = 4;
inreg.r[1] = 4000; // I was expecting this to be 125 to 8KHz but.... No idea
_kernel_swi (DataVox_Pitch, &inreg, &outreg);
sound_pcm_loadsample(PCMSAMPLE_DURNOTORPEDO,"sounds.torpedo");
sound_pcm_loadsample(PCMSAMPLE_PHASER,"sounds.phaser");
sound_pcm_loadsample(PCMSAMPLE_SHIPEXPLODE,"sounds.shpexp");
}
void game_draw_hud()
{
draw_sprite("lcars",4,DISPLAY_Y-164);
@@ -873,7 +853,6 @@ void game1_death()
{
int currentstart = 0;
int introframe = 0;
sound_voices(4);
sound_set_voice(1,"WaveSynth-Beep");
sound_set_voice(2,"WaveSynth-Beep");
@@ -926,9 +905,7 @@ void game_tick_npcs_scatter()
NPCS[i].collidable = 0;
NPCS[i].sprite = explode_start;
NPCS[i].explodenextframe = tick + 4;
sound_play(1,-5,0,100);
sound_play(3,-15,0,1000);
sound_play(2,-10,1,100);
sound_pcm_playsample_ifidle(PCMCHANNEL_AMBIENT,PCMSAMPLE_SHIPEXPLODE);
}
}
}