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Use AL_SOFT_direct_channels_remix extension for non-positional stereo sounds (#14195)

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DS 2024-01-03 21:57:00 +01:00 • committed by GitHub
parent 3eab5e9002
commit c9cd0d20ef
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22 changed files with 143 additions and 23 deletions
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15
src/client/sound/playing_sound.cpp
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@ -18,12 +18,13 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; ifnot, write to the Free Software Foundation, Inc.,
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "playing_sound.h"
#include "al_extensions.h"
#include "debug.h"
#include <cassert>
#include <cmath>
@ -32,7 +33,8 @@ namespace sound {
PlayingSound::PlayingSound(ALuint source_id, std::shared_ptr<ISoundDataOpen> data,
bool loop, f32 volume, f32 pitch, f32 start_time,
const std::optional<std::pair<v3f, v3f>> &pos_vel_opt)
const std::optional<std::pair<v3f, v3f>> &pos_vel_opt,
const ALExtensions &exts [[maybe_unused]])
: m_source_id(source_id), m_data(std::move(data)), m_looping(loop),
m_is_positional(pos_vel_opt.has_value())
{
@ -113,6 +115,15 @@ PlayingSound::PlayingSound(ALuint source_id, std::shared_ptr<ISoundDataOpen> dat
alSource3f(m_source_id, AL_POSITION, 0.0f, 0.0f, 0.0f);
alSource3f(m_source_id, AL_VELOCITY, 0.0f, 0.0f, 0.0f);
warn_if_al_error("PlayingSound::PlayingSound at making position-less");
#ifdef AL_SOFT_direct_channels_remix
// Play directly on stereo output channels if possible. Improves sound quality.
if (exts.have_ext_AL_SOFT_direct_channels_remix
&& m_data->m_decode_info.is_stereo) {
alSourcei(m_source_id, AL_DIRECT_CHANNELS_SOFT, AL_REMIX_UNMATCHED_SOFT);
warn_if_al_error("PlayingSound::PlayingSound at setting AL_DIRECT_CHANNELS_SOFT");
}
#endif
}
setGain(volume);
setPitch(pitch);