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path: root/scene/3d/audio_stream_player_3d.cpp
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Diffstat (limited to 'scene/3d/audio_stream_player_3d.cpp')
-rw-r--r--scene/3d/audio_stream_player_3d.cpp154
1 files changed, 65 insertions, 89 deletions
diff --git a/scene/3d/audio_stream_player_3d.cpp b/scene/3d/audio_stream_player_3d.cpp
index 2073ebf94e..50c9321b83 100644
--- a/scene/3d/audio_stream_player_3d.cpp
+++ b/scene/3d/audio_stream_player_3d.cpp
@@ -72,34 +72,13 @@ void AudioStreamPlayer3D::_mix_audio() {
//mix!
- int buffers = 0;
- int first = 0;
-
- switch (AudioServer::get_singleton()->get_speaker_mode()) {
-
- case AudioServer::SPEAKER_MODE_STEREO: {
- buffers = 1;
- first = 0;
-
- } break;
- case AudioServer::SPEAKER_SURROUND_51: {
- buffers = 2;
- first = 1;
-
- } break;
- case AudioServer::SPEAKER_SURROUND_71: {
-
- buffers = 3;
- first = 1;
-
- } break;
- }
+ int buffers = AudioServer::get_singleton()->get_channel_count();
for (int k = 0; k < buffers; k++) {
AudioFrame vol_inc = (current.vol[k] - prev_outputs[i].vol[k]) / float(buffer_size);
AudioFrame vol = current.vol[k];
- AudioFrame *target = AudioServer::get_singleton()->thread_get_channel_mix_buffer(current.bus_index, first + k);
+ AudioFrame *target = AudioServer::get_singleton()->thread_get_channel_mix_buffer(current.bus_index, k);
current.filter.set_mode(AudioFilterSW::HIGHSHELF);
current.filter.set_sampling_rate(AudioServer::get_singleton()->get_mix_rate());
@@ -146,7 +125,7 @@ void AudioStreamPlayer3D::_mix_audio() {
if (current.reverb_bus_index >= 0) {
- AudioFrame *rtarget = AudioServer::get_singleton()->thread_get_channel_mix_buffer(current.reverb_bus_index, first + k);
+ AudioFrame *rtarget = AudioServer::get_singleton()->thread_get_channel_mix_buffer(current.reverb_bus_index, k);
if (current.reverb_bus_index == prev_outputs[i].reverb_bus_index) {
AudioFrame rvol_inc = (current.reverb_vol[k] - prev_outputs[i].reverb_vol[k]) / float(buffer_size);
@@ -341,49 +320,57 @@ void AudioStreamPlayer3D::_notification(int p_what) {
flat_pos.y = 0;
flat_pos.normalize();
- switch (AudioServer::get_singleton()->get_speaker_mode()) {
+ unsigned int cc = AudioServer::get_singleton()->get_channel_count();
+ if (cc == 1) {
+ // Stereo pair
+ float c = flat_pos.x * 0.5 + 0.5;
- case AudioServer::SPEAKER_MODE_STEREO: {
-
- float c = flat_pos.x * 0.5 + 0.5;
- output.vol[0].l = 1.0 - c;
- output.vol[0].r = c;
-
- output.vol[0] *= multiplier;
+ output.vol[0].l = 1.0 - c;
+ output.vol[0].r = c;
+ } else {
+ Vector3 camtopos = global_pos - camera->get_global_transform().origin;
+ float c = camtopos.normalized().dot(get_global_transform().basis.get_axis(2).normalized()); //it's z negative
+ float angle = Math::rad2deg(Math::acos(c));
+ float av = angle * (flat_pos.x < 0 ? -1 : 1) / 180.0;
- } break;
- case AudioServer::SPEAKER_SURROUND_51: {
+ if (cc >= 1) {
+ // Stereo pair
+ float fl = Math::abs(1.0 - Math::abs(-0.8 - av));
+ float fr = Math::abs(1.0 - Math::abs(0.8 - av));
- float xl = Vector3(-1, 0, -1).normalized().dot(flat_pos) * 0.5 + 0.5;
- float xr = Vector3(1, 0, -1).normalized().dot(flat_pos) * 0.5 + 0.5;
+ output.vol[0].l = fl;
+ output.vol[0].r = fr;
+ }
- output.vol[0].l = xl;
- output.vol[1].r = 1.0 - xl;
- output.vol[0].r = xr;
- output.vol[1].l = 1.0 - xr;
+ if (cc >= 2) {
+ // Center pair
+ float center = 1.0 - Math::sin(Math::acos(c));
- output.vol[0] *= multiplier;
- output.vol[1] *= multiplier;
- } break;
- case AudioServer::SPEAKER_SURROUND_71: {
+ output.vol[1].l = center;
+ output.vol[1].r = center;
+ }
- float xl = Vector3(-1, 0, -1).normalized().dot(flat_pos) * 0.5 + 0.5;
- float xr = Vector3(1, 0, -1).normalized().dot(flat_pos) * 0.5 + 0.5;
+ if (cc >= 3) {
+ // Side pair
+ float sl = Math::abs(1.0 - Math::abs(-0.4 - av));
+ float sr = Math::abs(1.0 - Math::abs(0.4 - av));
- output.vol[0].l = xl;
- output.vol[1].r = 1.0 - xl;
- output.vol[0].r = xr;
- output.vol[1].l = 1.0 - xr;
+ output.vol[2].l = sl;
+ output.vol[2].r = sr;
+ }
- float c = flat_pos.x * 0.5 + 0.5;
- output.vol[2].l = 1.0 - c;
- output.vol[2].r = c;
+ if (cc >= 4) {
+ // Rear pair
+ float rl = Math::abs(1.0 - Math::abs(-0.2 - av));
+ float rr = Math::abs(1.0 - Math::abs(0.2 - av));
- output.vol[0] *= multiplier;
- output.vol[1] *= multiplier;
- output.vol[2] *= multiplier;
+ output.vol[3].l = rl;
+ output.vol[3].r = rr;
+ }
+ }
- } break;
+ for (int k = 0; k < cc; k++) {
+ output.vol[k] *= multiplier;
}
bool filled_reverb = false;
@@ -422,41 +409,30 @@ void AudioStreamPlayer3D::_notification(int p_what) {
rev_pos.y = 0;
rev_pos.normalize();
- switch (AudioServer::get_singleton()->get_speaker_mode()) {
-
- case AudioServer::SPEAKER_MODE_STEREO: {
-
- float c = rev_pos.x * 0.5 + 0.5;
- output.reverb_vol[0].l = 1.0 - c;
- output.reverb_vol[0].r = c;
-
- } break;
- case AudioServer::SPEAKER_SURROUND_51: {
-
- float xl = Vector3(-1, 0, -1).normalized().dot(rev_pos) * 0.5 + 0.5;
- float xr = Vector3(1, 0, -1).normalized().dot(rev_pos) * 0.5 + 0.5;
-
- output.reverb_vol[0].l = xl;
- output.reverb_vol[1].r = 1.0 - xl;
- output.reverb_vol[0].r = xr;
- output.reverb_vol[1].l = 1.0 - xr;
-
- } break;
- case AudioServer::SPEAKER_SURROUND_71: {
-
- float xl = Vector3(-1, 0, -1).normalized().dot(rev_pos) * 0.5 + 0.5;
- float xr = Vector3(1, 0, -1).normalized().dot(rev_pos) * 0.5 + 0.5;
+ if (cc >= 1) {
+ // Stereo pair
+ float c = rev_pos.x * 0.5 + 0.5;
+ output.reverb_vol[0].l = 1.0 - c;
+ output.reverb_vol[0].r = c;
+ }
- output.reverb_vol[0].l = xl;
- output.reverb_vol[1].r = 1.0 - xl;
- output.reverb_vol[0].r = xr;
- output.reverb_vol[1].l = 1.0 - xr;
+ if (cc >= 3) {
+ // Center pair + Side pair
+ float xl = Vector3(-1, 0, -1).normalized().dot(rev_pos) * 0.5 + 0.5;
+ float xr = Vector3(1, 0, -1).normalized().dot(rev_pos) * 0.5 + 0.5;
- float c = rev_pos.x * 0.5 + 0.5;
- output.reverb_vol[2].l = 1.0 - c;
- output.reverb_vol[2].r = c;
+ output.reverb_vol[1].l = xl;
+ output.reverb_vol[1].r = xr;
+ output.reverb_vol[2].l = 1.0 - xr;
+ output.reverb_vol[2].r = 1.0 - xl;
+ }
- } break;
+ if (cc >= 4) {
+ // Rear pair
+ // FIXME: Not sure what math should be done here
+ float c = rev_pos.x * 0.5 + 0.5;
+ output.reverb_vol[3].l = 1.0 - c;
+ output.reverb_vol[3].r = c;
}
for (int i = 0; i < vol_index_max; i++) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-27 04:39:16 +0000