From e81eb2369cbf21ca66fc49d2d09aab270131ea87 Mon Sep 17 00:00:00 2001
From: realtradam <github@tradam.dev>
Date: Fri, 12 May 2023 14:24:58 -0400
Subject: finish initial audio system

---
 src/audio/rodeo_audio.c   | 85 +++++++++++++++++++++++++++++++++++++++++------
 src/audio/rodeo_audio_t.h |  5 +++
 2 files changed, 80 insertions(+), 10 deletions(-)

(limited to 'src/audio')

diff --git a/src/audio/rodeo_audio.c b/src/audio/rodeo_audio.c
index 79cdac4..25b5106 100644
--- a/src/audio/rodeo_audio.c
+++ b/src/audio/rodeo_audio.c
@@ -11,11 +11,13 @@
 #include "SDL_mixer.h"
 
 static uint32_t **irodeo_audio_channelPool;
-static uint32_t irodeo_audio_channelPool_num;
-static uint32_t irodeo_audio_channelPool_size;
+//static uint32_t irodeo_audio_channelPool_num;
+//static uint32_t irodeo_audio_channelPool_size;
 
+//void
+//rodeo_audio_initialize(uint32_t num_sound_pools, uint32_t size_sound_pools)
 void
-rodeo_audio_initialize(uint32_t num_sound_pools, uint32_t size_sound_pools)
+rodeo_audio_initialize(uint32_t channels)
 {
 	if(Mix_OpenAudio(44100, MIX_DEFAULT_FORMAT, 2, 2048) < 0)
 	{
@@ -27,8 +29,10 @@ rodeo_audio_initialize(uint32_t num_sound_pools, uint32_t size_sound_pools)
 	}
 	else
 	{
-		irodeo_audio_channelPool_num = num_sound_pools;
-		irodeo_audio_channelPool_size = size_sound_pools;
+			Mix_AllocateChannels((int32_t)channels);
+		/*
+		irodeo_audio_channelPool_num = 1; //num_sound_pools;
+		irodeo_audio_channelPool_size = channels; //size_sound_pools;
 
 		 void *mem_alloc =
 			malloc(
@@ -78,9 +82,10 @@ rodeo_audio_initialize(uint32_t num_sound_pools, uint32_t size_sound_pools)
 				);
 			}
 		}
+		*/
 
 		// Lets not explode player's ears, yea?
-		rodeo_audio_masterVolume_set(0.5f);
+		rodeo_audio_master_volume_set(0.5f);
 	}
 }
 
@@ -91,6 +96,7 @@ rodeo_audio_deinitialize(void)
 	Mix_Quit();
 }
 
+/*
 uint32_t
 irodeo_audio_channelPool_num_get(void)
 {
@@ -102,20 +108,22 @@ irodeo_audio_channelPool_size_get(void)
 {
 	return irodeo_audio_channelPool_size;
 }
+*/
 
 void
-rodeo_audio_masterVolume_set(float volume_level)
+rodeo_audio_master_volume_set(float volume_level)
 {
 	Mix_MasterVolume((int32_t)(volume_level * (float)MIX_MAX_VOLUME));
 	Mix_VolumeMusic((int32_t)(volume_level * (float)MIX_MAX_VOLUME));
 }
 
 float
-rodeo_audio_masterVolume_get(void)
+rodeo_audio_master_volume_get(void)
 {
 	return ((float)Mix_MasterVolume(-1)) / (float)MIX_MAX_VOLUME;
 }
 
+/*
 void
 rodeo_audio_channelPool_volume_set(uint32_t channel_pool_id, float volume_level)
 {
@@ -131,6 +139,7 @@ rodeo_audio_channelPool_volume_get(uint32_t channel_pool_id)
 	return ((float)Mix_Volume((int32_t)channel_pool_id, -1) /
 				(float)MIX_MAX_VOLUME);
 }
+*/
 
 rodeo_audio_sound_t*
 rodeo_audio_sound_create_from_path(cstr path)
@@ -155,8 +164,64 @@ rodeo_audio_sound_destroy(rodeo_audio_sound_t* sound)
 	free(sound);
 }
 
+rodeo_audio_music_t*
+rodeo_audio_music_create_from_path(cstr path)
+{
+	rodeo_audio_music_t *sample_music = malloc(sizeof(rodeo_audio_music_t));
+	sample_music->sdl_music = Mix_LoadMUS(cstr_str(&path));
+	if(NULL == sample_music->sdl_music)
+	{
+		rodeo_log(
+			rodeo_logLevel_error,
+			"Failed to load music. Mix_Error: %s",
+			Mix_GetError()
+		);
+	}
+	return sample_music;
+}
+
+void
+rodeo_audio_music_destroy(rodeo_audio_music_t* music)
+{
+	Mix_FreeMusic(music->sdl_music);
+	free(music);
+}
+
+
+void
+rodeo_audio_sound_play(rodeo_audio_sound_t *sound) //, uint32_t channel_pool_id)
+{
+	Mix_PlayChannel(-1, sound->sdl_sound, 0);
+}
+
+void
+rodeo_audio_music_play(rodeo_audio_music_t *music) //, uint32_t channel_pool_id)
+{
+	rodeo_audio_music_stop();
+	Mix_PlayMusic(music->sdl_music, 0);
+}
+
+void
+rodeo_audio_music_play_fadeIn(rodeo_audio_music_t *music, uint32_t fade_duration_milliseconds)
+{
+	rodeo_audio_music_stop();
+	Mix_FadeInMusic(music->sdl_music, 0, (int32_t)fade_duration_milliseconds);
+}
+
+void
+rodeo_audio_music_stop(void)
+{
+	Mix_HaltMusic();
+}
+
+bool
+rodeo_audio_music_isPlaying(void)
+{
+	return Mix_PlayingMusic();
+}
+
 void
-rodeo_audio_sound_play(rodeo_audio_sound_t *sound, uint32_t channel_pool_id)
+rodeo_audio_music_stop_fadeOut(uint32_t fade_duration_milliseconds)
 {
-	Mix_PlayChannel((int32_t)channel_pool_id, sound->sdl_sound, 0);
+	Mix_FadeOutMusic((int32_t)fade_duration_milliseconds);
 }
diff --git a/src/audio/rodeo_audio_t.h b/src/audio/rodeo_audio_t.h
index 6e3ce68..b762cf3 100644
--- a/src/audio/rodeo_audio_t.h
+++ b/src/audio/rodeo_audio_t.h
@@ -9,3 +9,8 @@ rodeo_audio_sound_t
 	Mix_Chunk *sdl_sound;
 };
 
+struct
+rodeo_audio_music_t
+{
+	Mix_Music *sdl_music;
+};
-- 
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