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@@ -19,7 +19,9 @@
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// overhead gràcies a EBO, igual que un unique_ptr amb default_delete.
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struct SDLFreeDeleter {
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void operator()(Uint8* p) const noexcept {
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if (p) SDL_free(p);
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if (p != nullptr) {
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SDL_free(p);
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}
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}
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};
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@@ -40,8 +42,10 @@ enum JA_Music_state {
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};
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// --- Struct Definitions ---
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#define JA_MAX_SIMULTANEOUS_CHANNELS 20
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#define JA_MAX_GROUPS 2
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enum {
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JA_MAX_SIMULTANEOUS_CHANNELS = 20,
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JA_MAX_GROUPS = 2
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};
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struct JA_Sound_t {
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SDL_AudioSpec spec{SDL_AUDIO_S16, 2, 48000};
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@@ -84,7 +88,7 @@ inline JA_Music_t* current_music{nullptr};
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inline JA_Channel_t channels[JA_MAX_SIMULTANEOUS_CHANNELS];
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inline SDL_AudioSpec JA_audioSpec{SDL_AUDIO_S16, 2, 48000};
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inline float JA_musicVolume{1.0f};
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inline float JA_musicVolume{1.0F};
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inline float JA_soundVolume[JA_MAX_GROUPS];
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inline bool JA_musicEnabled{true};
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inline bool JA_soundEnabled{true};
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@@ -95,7 +99,7 @@ struct JA_FadeState {
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bool active{false};
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Uint64 start_time{0};
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int duration_ms{0};
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float initial_volume{0.0f};
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float initial_volume{0.0F};
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};
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struct JA_OutgoingMusic {
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@@ -108,8 +112,8 @@ inline JA_FadeState incoming_fade;
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// --- Forward Declarations ---
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inline void JA_StopMusic();
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inline void JA_StopChannel(const int channel);
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inline int JA_PlaySoundOnChannel(JA_Sound_t* sound, const int channel, const int loop = 0, const int group = 0);
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inline void JA_StopChannel(int channel);
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inline auto JA_PlaySoundOnChannel(JA_Sound_t* sound, int channel, int loop = 0, int group = 0) -> int;
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inline void JA_CrossfadeMusic(JA_Music_t* music, int crossfade_ms, int loop = -1);
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// --- Music streaming internals ---
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@@ -120,12 +124,14 @@ static constexpr int JA_MUSIC_BYTES_PER_SAMPLE = 2;
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static constexpr int JA_MUSIC_CHUNK_SHORTS = 8192;
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// Umbral d'audio per davant del cursor de reproducció. Mantenim ≥ 0.5 s a
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// l'SDL_AudioStream per absorbir jitter de frame i evitar underruns.
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static constexpr float JA_MUSIC_LOW_WATER_SECONDS = 0.5f;
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static constexpr float JA_MUSIC_LOW_WATER_SECONDS = 0.5F;
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// Decodifica un chunk del vorbis i el volca a l'stream. Retorna samples
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// decodificats per canal (0 = EOF de l'stream vorbis).
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inline int JA_FeedMusicChunk(JA_Music_t* music) {
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if (!music || !music->vorbis || !music->stream) return 0;
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inline auto JA_FeedMusicChunk(JA_Music_t* music) -> int {
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if ((music == nullptr) || (music->vorbis == nullptr) || (music->stream == nullptr)) {
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return 0;
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}
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short chunk[JA_MUSIC_CHUNK_SHORTS];
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const int num_channels = music->spec.channels;
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@@ -134,7 +140,9 @@ inline int JA_FeedMusicChunk(JA_Music_t* music) {
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num_channels,
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chunk,
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JA_MUSIC_CHUNK_SHORTS);
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if (samples_per_channel <= 0) return 0;
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if (samples_per_channel <= 0) {
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return 0;
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}
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const int bytes = samples_per_channel * num_channels * JA_MUSIC_BYTES_PER_SAMPLE;
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SDL_PutAudioStreamData(music->stream, chunk, bytes);
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@@ -144,19 +152,25 @@ inline int JA_FeedMusicChunk(JA_Music_t* music) {
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// Reompli l'stream fins que tinga ≥ JA_MUSIC_LOW_WATER_SECONDS bufferats.
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// En arribar a EOF del vorbis, aplica el loop (times) o deixa drenar.
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inline void JA_PumpMusic(JA_Music_t* music) {
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if (!music || !music->vorbis || !music->stream) return;
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if ((music == nullptr) || (music->vorbis == nullptr) || (music->stream == nullptr)) {
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return;
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}
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const int bytes_per_second = music->spec.freq * music->spec.channels * JA_MUSIC_BYTES_PER_SAMPLE;
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const int low_water_bytes = static_cast<int>(JA_MUSIC_LOW_WATER_SECONDS * static_cast<float>(bytes_per_second));
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while (SDL_GetAudioStreamAvailable(music->stream) < low_water_bytes) {
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const int decoded = JA_FeedMusicChunk(music);
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if (decoded > 0) continue;
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if (decoded > 0) {
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continue;
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}
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// EOF: si queden loops, rebobinar; si no, tallar i deixar drenar.
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if (music->times != 0) {
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stb_vorbis_seek_start(music->vorbis);
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if (music->times > 0) music->times--;
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if (music->times > 0) {
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music->times--;
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}
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} else {
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break;
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}
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@@ -168,14 +182,18 @@ inline void JA_PumpMusic(JA_Music_t* music) {
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// streaming: l'stream robat no es pot re-alimentar perquè perd la referència
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// al seu vorbis decoder. No aplica loop — si el vorbis s'esgota abans, parem.
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inline void JA_PreFillOutgoing(JA_Music_t* music, int duration_ms) {
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if (!music || !music->vorbis || !music->stream) return;
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if ((music == nullptr) || (music->vorbis == nullptr) || (music->stream == nullptr)) {
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return;
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}
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const int bytes_per_second = music->spec.freq * music->spec.channels * JA_MUSIC_BYTES_PER_SAMPLE;
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const int needed_bytes = static_cast<int>((static_cast<int64_t>(duration_ms) * bytes_per_second) / 1000);
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while (SDL_GetAudioStreamAvailable(music->stream) < needed_bytes) {
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const int decoded = JA_FeedMusicChunk(music);
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if (decoded <= 0) break; // EOF: deixem drenar el que hi haja
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if (decoded <= 0) {
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break; // EOF: deixem drenar el que hi haja
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}
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}
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}
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@@ -183,7 +201,7 @@ inline void JA_PreFillOutgoing(JA_Music_t* music, int duration_ms) {
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inline void JA_Update() {
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// --- Outgoing music fade-out (crossfade o fade-out a silencio) ---
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if (outgoing_music.stream && outgoing_music.fade.active) {
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if ((outgoing_music.stream != nullptr) && outgoing_music.fade.active) {
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Uint64 now = SDL_GetTicks();
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Uint64 elapsed = now - outgoing_music.fade.start_time;
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if (elapsed >= (Uint64)outgoing_music.fade.duration_ms) {
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@@ -192,12 +210,12 @@ inline void JA_Update() {
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outgoing_music.fade.active = false;
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} else {
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float percent = (float)elapsed / (float)outgoing_music.fade.duration_ms;
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SDL_SetAudioStreamGain(outgoing_music.stream, outgoing_music.fade.initial_volume * (1.0f - percent));
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SDL_SetAudioStreamGain(outgoing_music.stream, outgoing_music.fade.initial_volume * (1.0F - percent));
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}
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}
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// --- Current music ---
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if (JA_musicEnabled && current_music && current_music->state == JA_MUSIC_PLAYING) {
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if (JA_musicEnabled && (current_music != nullptr) && current_music->state == JA_MUSIC_PLAYING) {
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// Fade-in (parte de un crossfade)
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if (incoming_fade.active) {
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Uint64 now = SDL_GetTicks();
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@@ -221,42 +239,59 @@ inline void JA_Update() {
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// --- Sound channels ---
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if (JA_soundEnabled) {
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for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; ++i)
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for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; ++i) {
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if (channels[i].state == JA_CHANNEL_PLAYING) {
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if (channels[i].times != 0) {
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if ((Uint32)SDL_GetAudioStreamAvailable(channels[i].stream) < (channels[i].sound->length / 2)) {
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SDL_PutAudioStreamData(channels[i].stream, channels[i].sound->buffer.get(), channels[i].sound->length);
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if (channels[i].times > 0) channels[i].times--;
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if (channels[i].times > 0) {
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channels[i].times--;
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}
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}
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} else {
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if (SDL_GetAudioStreamAvailable(channels[i].stream) == 0) JA_StopChannel(i);
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if (SDL_GetAudioStreamAvailable(channels[i].stream) == 0) {
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JA_StopChannel(i);
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}
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}
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}
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}
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}
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}
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inline void JA_Init(const int freq, const SDL_AudioFormat format, const int num_channels) {
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JA_audioSpec = {format, num_channels, freq};
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if (sdlAudioDevice) SDL_CloseAudioDevice(sdlAudioDevice);
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JA_audioSpec = {.format = format, .channels = num_channels, .freq = freq};
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if (sdlAudioDevice != 0U) {
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SDL_CloseAudioDevice(sdlAudioDevice);
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}
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sdlAudioDevice = SDL_OpenAudioDevice(SDL_AUDIO_DEVICE_DEFAULT_PLAYBACK, &JA_audioSpec);
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if (sdlAudioDevice == 0) std::cout << "Failed to initialize SDL audio!" << '\n';
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for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; ++i) channels[i].state = JA_CHANNEL_FREE;
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for (int i = 0; i < JA_MAX_GROUPS; ++i) JA_soundVolume[i] = 0.5f;
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if (sdlAudioDevice == 0) {
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std::cout << "Failed to initialize SDL audio!" << '\n';
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}
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for (auto& channel : channels) {
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channel.state = JA_CHANNEL_FREE;
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}
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for (float& i : JA_soundVolume) {
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i = 0.5F;
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}
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}
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inline void JA_Quit() {
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if (outgoing_music.stream) {
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if (outgoing_music.stream != nullptr) {
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SDL_DestroyAudioStream(outgoing_music.stream);
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outgoing_music.stream = nullptr;
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}
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if (sdlAudioDevice) SDL_CloseAudioDevice(sdlAudioDevice);
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if (sdlAudioDevice != 0U) {
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SDL_CloseAudioDevice(sdlAudioDevice);
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}
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sdlAudioDevice = 0;
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}
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// --- Music Functions ---
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inline JA_Music_t* JA_LoadMusic(const Uint8* buffer, Uint32 length) {
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if (!buffer || length == 0) return nullptr;
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inline auto JA_LoadMusic(const Uint8* buffer, Uint32 length) -> JA_Music_t* {
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if ((buffer == nullptr) || length == 0) {
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return nullptr;
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}
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// Allocem el JA_Music_t primer per aprofitar el seu `std::vector<Uint8>`
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// com a propietari del OGG comprimit. stb_vorbis guarda un punter
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@@ -270,7 +305,7 @@ inline JA_Music_t* JA_LoadMusic(const Uint8* buffer, Uint32 length) {
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static_cast<int>(length),
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&err,
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nullptr);
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if (!music->vorbis) {
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if (music->vorbis == nullptr) {
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std::cout << "JA_LoadMusic: stb_vorbis_open_memory failed (error " << err << ")" << '\n';
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delete music;
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return nullptr;
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@@ -287,21 +322,25 @@ inline JA_Music_t* JA_LoadMusic(const Uint8* buffer, Uint32 length) {
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// Overload amb filename — els callers l'usen per poder comparar la música
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// en curs amb JA_GetMusicFilename() i no rearrancar-la si ja és la mateixa.
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inline JA_Music_t* JA_LoadMusic(Uint8* buffer, Uint32 length, const char* filename) {
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inline auto JA_LoadMusic(Uint8* buffer, Uint32 length, const char* filename) -> JA_Music_t* {
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JA_Music_t* music = JA_LoadMusic(static_cast<const Uint8*>(buffer), length);
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if (music && filename) music->filename = filename;
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if ((music != nullptr) && (filename != nullptr)) {
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music->filename = filename;
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}
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return music;
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}
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inline JA_Music_t* JA_LoadMusic(const char* filename) {
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inline auto JA_LoadMusic(const char* filename) -> JA_Music_t* {
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// Carreguem primer el arxiu en memòria i després el descomprimim.
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FILE* f = fopen(filename, "rb");
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if (!f) return nullptr;
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if (f == nullptr) {
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return nullptr;
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}
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fseek(f, 0, SEEK_END);
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long fsize = ftell(f);
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fseek(f, 0, SEEK_SET);
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auto* buffer = static_cast<Uint8*>(malloc(fsize + 1));
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if (!buffer) {
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if (buffer == nullptr) {
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fclose(f);
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return nullptr;
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}
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@@ -313,7 +352,7 @@ inline JA_Music_t* JA_LoadMusic(const char* filename) {
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fclose(f);
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JA_Music_t* music = JA_LoadMusic(static_cast<const Uint8*>(buffer), static_cast<Uint32>(fsize));
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if (music) {
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if (music != nullptr) {
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music->filename = filename;
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}
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@@ -323,7 +362,9 @@ inline JA_Music_t* JA_LoadMusic(const char* filename) {
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}
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inline void JA_PlayMusic(JA_Music_t* music, const int loop = -1) {
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if (!JA_musicEnabled || !music || !music->vorbis) return;
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if (!JA_musicEnabled || (music == nullptr) || (music->vorbis == nullptr)) {
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return;
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}
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JA_StopMusic();
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@@ -336,7 +377,7 @@ inline void JA_PlayMusic(JA_Music_t* music, const int loop = -1) {
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stb_vorbis_seek_start(current_music->vorbis);
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current_music->stream = SDL_CreateAudioStream(¤t_music->spec, &JA_audioSpec);
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if (!current_music->stream) {
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if (current_music->stream == nullptr) {
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std::cout << "Failed to create audio stream!" << '\n';
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current_music->state = JA_MUSIC_STOPPED;
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return;
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@@ -351,23 +392,35 @@ inline void JA_PlayMusic(JA_Music_t* music, const int loop = -1) {
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}
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}
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inline const char* JA_GetMusicFilename(const JA_Music_t* music = nullptr) {
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if (!music) music = current_music;
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if (!music || music->filename.empty()) return nullptr;
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inline auto JA_GetMusicFilename(const JA_Music_t* music = nullptr) -> const char* {
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if (music == nullptr) {
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music = current_music;
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}
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if ((music == nullptr) || music->filename.empty()) {
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return nullptr;
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}
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return music->filename.c_str();
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}
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inline void JA_PauseMusic() {
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if (!JA_musicEnabled) return;
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if (!current_music || current_music->state != JA_MUSIC_PLAYING) return;
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if (!JA_musicEnabled) {
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return;
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}
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if ((current_music == nullptr) || current_music->state != JA_MUSIC_PLAYING) {
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return;
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}
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current_music->state = JA_MUSIC_PAUSED;
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SDL_UnbindAudioStream(current_music->stream);
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}
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inline void JA_ResumeMusic() {
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if (!JA_musicEnabled) return;
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if (!current_music || current_music->state != JA_MUSIC_PAUSED) return;
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if (!JA_musicEnabled) {
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return;
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}
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if ((current_music == nullptr) || current_music->state != JA_MUSIC_PAUSED) {
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return;
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}
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current_music->state = JA_MUSIC_PLAYING;
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SDL_BindAudioStream(sdlAudioDevice, current_music->stream);
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@@ -375,33 +428,39 @@ inline void JA_ResumeMusic() {
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inline void JA_StopMusic() {
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// Limpiar outgoing crossfade si existe
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if (outgoing_music.stream) {
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if (outgoing_music.stream != nullptr) {
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SDL_DestroyAudioStream(outgoing_music.stream);
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outgoing_music.stream = nullptr;
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outgoing_music.fade.active = false;
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}
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incoming_fade.active = false;
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if (!current_music || current_music->state == JA_MUSIC_INVALID || current_music->state == JA_MUSIC_STOPPED) return;
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if ((current_music == nullptr) || current_music->state == JA_MUSIC_INVALID || current_music->state == JA_MUSIC_STOPPED) {
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return;
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}
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current_music->state = JA_MUSIC_STOPPED;
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if (current_music->stream) {
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if (current_music->stream != nullptr) {
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SDL_DestroyAudioStream(current_music->stream);
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current_music->stream = nullptr;
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}
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// Deixem el handle de vorbis viu — es tanca en JA_DeleteMusic.
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// Rebobinem perquè un futur JA_PlayMusic comence des del principi.
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if (current_music->vorbis) {
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if (current_music->vorbis != nullptr) {
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stb_vorbis_seek_start(current_music->vorbis);
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}
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}
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inline void JA_FadeOutMusic(const int milliseconds) {
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if (!JA_musicEnabled) return;
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if (!current_music || current_music->state != JA_MUSIC_PLAYING) return;
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if (!JA_musicEnabled) {
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return;
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}
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if ((current_music == nullptr) || current_music->state != JA_MUSIC_PLAYING) {
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return;
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}
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// Destruir outgoing anterior si existe
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if (outgoing_music.stream) {
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if (outgoing_music.stream != nullptr) {
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SDL_DestroyAudioStream(outgoing_music.stream);
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outgoing_music.stream = nullptr;
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}
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@@ -412,20 +471,24 @@ inline void JA_FadeOutMusic(const int milliseconds) {
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// Robar el stream del current_music al outgoing
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outgoing_music.stream = current_music->stream;
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outgoing_music.fade = {true, SDL_GetTicks(), milliseconds, JA_musicVolume};
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outgoing_music.fade = {.active = true, .start_time = SDL_GetTicks(), .duration_ms = milliseconds, .initial_volume = JA_musicVolume};
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// Dejar current_music sin stream (ya lo tiene outgoing)
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current_music->stream = nullptr;
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current_music->state = JA_MUSIC_STOPPED;
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if (current_music->vorbis) stb_vorbis_seek_start(current_music->vorbis);
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if (current_music->vorbis != nullptr) {
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stb_vorbis_seek_start(current_music->vorbis);
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}
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incoming_fade.active = false;
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}
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inline void JA_CrossfadeMusic(JA_Music_t* music, const int crossfade_ms, const int loop) {
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if (!JA_musicEnabled || !music || !music->vorbis) return;
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if (!JA_musicEnabled || (music == nullptr) || (music->vorbis == nullptr)) {
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return;
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}
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// Destruir outgoing anterior si existe (crossfade durante crossfade)
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if (outgoing_music.stream) {
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if (outgoing_music.stream != nullptr) {
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SDL_DestroyAudioStream(outgoing_music.stream);
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outgoing_music.stream = nullptr;
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outgoing_music.fade.active = false;
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@@ -434,13 +497,15 @@ inline void JA_CrossfadeMusic(JA_Music_t* music, const int crossfade_ms, const i
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// Robar el stream de la musica actual al outgoing para el fade-out.
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// Pre-omplim amb `crossfade_ms` de so perquè no es quede en silenci
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// abans d'acabar el fade (l'stream robat ja no pot alimentar-se).
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if (current_music && current_music->state == JA_MUSIC_PLAYING && current_music->stream) {
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if ((current_music != nullptr) && current_music->state == JA_MUSIC_PLAYING && (current_music->stream != nullptr)) {
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JA_PreFillOutgoing(current_music, crossfade_ms);
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outgoing_music.stream = current_music->stream;
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outgoing_music.fade = {true, SDL_GetTicks(), crossfade_ms, JA_musicVolume};
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outgoing_music.fade = {.active = true, .start_time = SDL_GetTicks(), .duration_ms = crossfade_ms, .initial_volume = JA_musicVolume};
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current_music->stream = nullptr;
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current_music->state = JA_MUSIC_STOPPED;
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if (current_music->vorbis) stb_vorbis_seek_start(current_music->vorbis);
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if (current_music->vorbis != nullptr) {
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stb_vorbis_seek_start(current_music->vorbis);
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}
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}
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// Iniciar la nueva pista con gain=0 (el fade-in la sube gradualmente)
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@@ -450,42 +515,52 @@ inline void JA_CrossfadeMusic(JA_Music_t* music, const int crossfade_ms, const i
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stb_vorbis_seek_start(current_music->vorbis);
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current_music->stream = SDL_CreateAudioStream(¤t_music->spec, &JA_audioSpec);
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if (!current_music->stream) {
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if (current_music->stream == nullptr) {
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std::cout << "Failed to create audio stream for crossfade!" << '\n';
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current_music->state = JA_MUSIC_STOPPED;
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return;
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}
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SDL_SetAudioStreamGain(current_music->stream, 0.0f);
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SDL_SetAudioStreamGain(current_music->stream, 0.0F);
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JA_PumpMusic(current_music); // pre-carrega abans de bindejar
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SDL_BindAudioStream(sdlAudioDevice, current_music->stream);
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// Configurar fade-in
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incoming_fade = {true, SDL_GetTicks(), crossfade_ms, 0.0f};
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incoming_fade = {.active = true, .start_time = SDL_GetTicks(), .duration_ms = crossfade_ms, .initial_volume = 0.0F};
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}
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inline JA_Music_state JA_GetMusicState() {
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if (!JA_musicEnabled) return JA_MUSIC_DISABLED;
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if (!current_music) return JA_MUSIC_INVALID;
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inline auto JA_GetMusicState() -> JA_Music_state {
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if (!JA_musicEnabled) {
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return JA_MUSIC_DISABLED;
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}
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if (current_music == nullptr) {
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return JA_MUSIC_INVALID;
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}
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return current_music->state;
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}
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inline void JA_DeleteMusic(JA_Music_t* music) {
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if (!music) return;
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if (music == nullptr) {
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return;
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}
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if (current_music == music) {
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JA_StopMusic();
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current_music = nullptr;
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}
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if (music->stream) SDL_DestroyAudioStream(music->stream);
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if (music->vorbis) stb_vorbis_close(music->vorbis);
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if (music->stream != nullptr) {
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SDL_DestroyAudioStream(music->stream);
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}
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if (music->vorbis != nullptr) {
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stb_vorbis_close(music->vorbis);
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}
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// ogg_data (std::vector) i filename (std::string) s'alliberen sols
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// al destructor de JA_Music_t.
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delete music;
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}
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inline float JA_SetMusicVolume(float volume) {
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JA_musicVolume = SDL_clamp(volume, 0.0f, 1.0f);
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if (current_music && current_music->stream) {
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inline auto JA_SetMusicVolume(float volume) -> float {
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JA_musicVolume = SDL_clamp(volume, 0.0F, 1.0F);
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if ((current_music != nullptr) && (current_music->stream != nullptr)) {
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SDL_SetAudioStreamGain(current_music->stream, JA_musicVolume);
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}
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return JA_musicVolume;
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@@ -495,18 +570,20 @@ inline void JA_SetMusicPosition(float /*value*/) {
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// No implementat amb el backend de streaming.
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}
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inline float JA_GetMusicPosition() {
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return 0.0f;
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inline auto JA_GetMusicPosition() -> float {
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return 0.0F;
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}
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inline void JA_EnableMusic(const bool value) {
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if (!value && current_music && (current_music->state == JA_MUSIC_PLAYING)) JA_StopMusic();
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if (!value && (current_music != nullptr) && (current_music->state == JA_MUSIC_PLAYING)) {
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JA_StopMusic();
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}
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JA_musicEnabled = value;
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}
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// --- Sound Functions ---
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inline JA_Sound_t* JA_LoadSound(uint8_t* buffer, uint32_t size) {
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inline auto JA_LoadSound(uint8_t* buffer, uint32_t size) -> JA_Sound_t* {
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auto sound = std::make_unique<JA_Sound_t>();
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Uint8* raw = nullptr;
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if (!SDL_LoadWAV_IO(SDL_IOFromMem(buffer, size), 1, &sound->spec, &raw, &sound->length)) {
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@@ -517,7 +594,7 @@ inline JA_Sound_t* JA_LoadSound(uint8_t* buffer, uint32_t size) {
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return sound.release();
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}
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inline JA_Sound_t* JA_LoadSound(const char* filename) {
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inline auto JA_LoadSound(const char* filename) -> JA_Sound_t* {
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auto sound = std::make_unique<JA_Sound_t>();
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Uint8* raw = nullptr;
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if (!SDL_LoadWAV(filename, &sound->spec, &raw, &sound->length)) {
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@@ -528,8 +605,10 @@ inline JA_Sound_t* JA_LoadSound(const char* filename) {
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return sound.release();
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}
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inline int JA_PlaySound(JA_Sound_t* sound, const int loop = 0, const int group = 0) {
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if (!JA_soundEnabled || !sound) return -1;
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inline auto JA_PlaySound(JA_Sound_t* sound, const int loop = 0, const int group = 0) -> int {
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if (!JA_soundEnabled || (sound == nullptr)) {
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return -1;
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}
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int channel = 0;
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while (channel < JA_MAX_SIMULTANEOUS_CHANNELS && channels[channel].state != JA_CHANNEL_FREE) { channel++; }
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@@ -541,9 +620,13 @@ inline int JA_PlaySound(JA_Sound_t* sound, const int loop = 0, const int group =
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return JA_PlaySoundOnChannel(sound, channel, loop, group);
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}
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inline int JA_PlaySoundOnChannel(JA_Sound_t* sound, const int channel, const int loop, const int group) {
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if (!JA_soundEnabled || !sound) return -1;
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if (channel < 0 || channel >= JA_MAX_SIMULTANEOUS_CHANNELS) return -1;
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inline auto JA_PlaySoundOnChannel(JA_Sound_t* sound, const int channel, const int loop, const int group) -> int {
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if (!JA_soundEnabled || (sound == nullptr)) {
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return -1;
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}
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if (channel < 0 || channel >= JA_MAX_SIMULTANEOUS_CHANNELS) {
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return -1;
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}
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JA_StopChannel(channel);
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@@ -554,7 +637,7 @@ inline int JA_PlaySoundOnChannel(JA_Sound_t* sound, const int channel, const int
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channels[channel].state = JA_CHANNEL_PLAYING;
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channels[channel].stream = SDL_CreateAudioStream(&channels[channel].sound->spec, &JA_audioSpec);
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if (!channels[channel].stream) {
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if (channels[channel].stream == nullptr) {
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std::cout << "Failed to create audio stream for sound!" << '\n';
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channels[channel].state = JA_CHANNEL_FREE;
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return -1;
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@@ -568,23 +651,30 @@ inline int JA_PlaySoundOnChannel(JA_Sound_t* sound, const int channel, const int
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}
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inline void JA_DeleteSound(JA_Sound_t* sound) {
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if (!sound) return;
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|
if (sound == nullptr) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++) {
|
|
|
|
|
if (channels[i].sound == sound) JA_StopChannel(i);
|
|
|
|
|
if (channels[i].sound == sound) {
|
|
|
|
|
JA_StopChannel(i);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
// buffer es destrueix automàticament via RAII (SDLFreeDeleter).
|
|
|
|
|
delete sound;
|
|
|
|
|
}
|
|
|
|
|
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|
|
|
|
inline void JA_PauseChannel(const int channel) {
|
|
|
|
|
if (!JA_soundEnabled) return;
|
|
|
|
|
if (!JA_soundEnabled) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (channel == -1) {
|
|
|
|
|
for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++)
|
|
|
|
|
if (channels[i].state == JA_CHANNEL_PLAYING) {
|
|
|
|
|
channels[i].state = JA_CHANNEL_PAUSED;
|
|
|
|
|
SDL_UnbindAudioStream(channels[i].stream);
|
|
|
|
|
for (auto& channel : channels) {
|
|
|
|
|
if (channel.state == JA_CHANNEL_PLAYING) {
|
|
|
|
|
channel.state = JA_CHANNEL_PAUSED;
|
|
|
|
|
SDL_UnbindAudioStream(channel.stream);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
} else if (channel >= 0 && channel < JA_MAX_SIMULTANEOUS_CHANNELS) {
|
|
|
|
|
if (channels[channel].state == JA_CHANNEL_PLAYING) {
|
|
|
|
|
channels[channel].state = JA_CHANNEL_PAUSED;
|
|
|
|
@@ -594,14 +684,17 @@ inline void JA_PauseChannel(const int channel) {
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
inline void JA_ResumeChannel(const int channel) {
|
|
|
|
|
if (!JA_soundEnabled) return;
|
|
|
|
|
if (!JA_soundEnabled) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (channel == -1) {
|
|
|
|
|
for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++)
|
|
|
|
|
if (channels[i].state == JA_CHANNEL_PAUSED) {
|
|
|
|
|
channels[i].state = JA_CHANNEL_PLAYING;
|
|
|
|
|
SDL_BindAudioStream(sdlAudioDevice, channels[i].stream);
|
|
|
|
|
for (auto& channel : channels) {
|
|
|
|
|
if (channel.state == JA_CHANNEL_PAUSED) {
|
|
|
|
|
channel.state = JA_CHANNEL_PLAYING;
|
|
|
|
|
SDL_BindAudioStream(sdlAudioDevice, channel.stream);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
} else if (channel >= 0 && channel < JA_MAX_SIMULTANEOUS_CHANNELS) {
|
|
|
|
|
if (channels[channel].state == JA_CHANNEL_PAUSED) {
|
|
|
|
|
channels[channel].state = JA_CHANNEL_PLAYING;
|
|
|
|
@@ -612,18 +705,22 @@ inline void JA_ResumeChannel(const int channel) {
|
|
|
|
|
|
|
|
|
|
inline void JA_StopChannel(const int channel) {
|
|
|
|
|
if (channel == -1) {
|
|
|
|
|
for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++) {
|
|
|
|
|
if (channels[i].state != JA_CHANNEL_FREE) {
|
|
|
|
|
if (channels[i].stream) SDL_DestroyAudioStream(channels[i].stream);
|
|
|
|
|
channels[i].stream = nullptr;
|
|
|
|
|
channels[i].state = JA_CHANNEL_FREE;
|
|
|
|
|
channels[i].pos = 0;
|
|
|
|
|
channels[i].sound = nullptr;
|
|
|
|
|
for (auto& channel : channels) {
|
|
|
|
|
if (channel.state != JA_CHANNEL_FREE) {
|
|
|
|
|
if (channel.stream != nullptr) {
|
|
|
|
|
SDL_DestroyAudioStream(channel.stream);
|
|
|
|
|
}
|
|
|
|
|
channel.stream = nullptr;
|
|
|
|
|
channel.state = JA_CHANNEL_FREE;
|
|
|
|
|
channel.pos = 0;
|
|
|
|
|
channel.sound = nullptr;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
} else if (channel >= 0 && channel < JA_MAX_SIMULTANEOUS_CHANNELS) {
|
|
|
|
|
if (channels[channel].state != JA_CHANNEL_FREE) {
|
|
|
|
|
if (channels[channel].stream) SDL_DestroyAudioStream(channels[channel].stream);
|
|
|
|
|
if (channels[channel].stream != nullptr) {
|
|
|
|
|
SDL_DestroyAudioStream(channels[channel].stream);
|
|
|
|
|
}
|
|
|
|
|
channels[channel].stream = nullptr;
|
|
|
|
|
channels[channel].state = JA_CHANNEL_FREE;
|
|
|
|
|
channels[channel].pos = 0;
|
|
|
|
@@ -632,19 +729,23 @@ inline void JA_StopChannel(const int channel) {
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
inline JA_Channel_state JA_GetChannelState(const int channel) {
|
|
|
|
|
if (!JA_soundEnabled) return JA_SOUND_DISABLED;
|
|
|
|
|
if (channel < 0 || channel >= JA_MAX_SIMULTANEOUS_CHANNELS) return JA_CHANNEL_INVALID;
|
|
|
|
|
inline auto JA_GetChannelState(const int channel) -> JA_Channel_state {
|
|
|
|
|
if (!JA_soundEnabled) {
|
|
|
|
|
return JA_SOUND_DISABLED;
|
|
|
|
|
}
|
|
|
|
|
if (channel < 0 || channel >= JA_MAX_SIMULTANEOUS_CHANNELS) {
|
|
|
|
|
return JA_CHANNEL_INVALID;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return channels[channel].state;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
inline float JA_SetSoundVolume(float volume, const int group = -1) {
|
|
|
|
|
const float v = SDL_clamp(volume, 0.0f, 1.0f);
|
|
|
|
|
inline auto JA_SetSoundVolume(float volume, const int group = -1) -> float {
|
|
|
|
|
const float v = SDL_clamp(volume, 0.0F, 1.0F);
|
|
|
|
|
|
|
|
|
|
if (group == -1) {
|
|
|
|
|
for (int i = 0; i < JA_MAX_GROUPS; ++i) {
|
|
|
|
|
JA_soundVolume[i] = v;
|
|
|
|
|
for (float& i : JA_soundVolume) {
|
|
|
|
|
i = v;
|
|
|
|
|
}
|
|
|
|
|
} else if (group >= 0 && group < JA_MAX_GROUPS) {
|
|
|
|
|
JA_soundVolume[group] = v;
|
|
|
|
@@ -653,11 +754,11 @@ inline float JA_SetSoundVolume(float volume, const int group = -1) {
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Aplicar volum als canals actius.
|
|
|
|
|
for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++) {
|
|
|
|
|
if ((channels[i].state == JA_CHANNEL_PLAYING) || (channels[i].state == JA_CHANNEL_PAUSED)) {
|
|
|
|
|
if (group == -1 || channels[i].group == group) {
|
|
|
|
|
if (channels[i].stream) {
|
|
|
|
|
SDL_SetAudioStreamGain(channels[i].stream, JA_soundVolume[channels[i].group]);
|
|
|
|
|
for (auto& channel : channels) {
|
|
|
|
|
if ((channel.state == JA_CHANNEL_PLAYING) || (channel.state == JA_CHANNEL_PAUSED)) {
|
|
|
|
|
if (group == -1 || channel.group == group) {
|
|
|
|
|
if (channel.stream != nullptr) {
|
|
|
|
|
SDL_SetAudioStreamGain(channel.stream, JA_soundVolume[channel.group]);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
@@ -672,7 +773,7 @@ inline void JA_EnableSound(const bool value) {
|
|
|
|
|
JA_soundEnabled = value;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
inline float JA_SetVolume(float volume) {
|
|
|
|
|
inline auto JA_SetVolume(float volume) -> float {
|
|
|
|
|
float v = JA_SetMusicVolume(volume);
|
|
|
|
|
JA_SetSoundVolume(v, -1);
|
|
|
|
|
return v;
|
|
|
|
|