Oops! Audio engine has vanished :D

1 files changed, 0 insertions, 1071 deletions

diff --git a/servers/spatial_sound/spatial_sound_server_sw.cpp b/servers/spatial_sound/spatial_sound_server_sw.cpp
deleted file mode 100644
index d550134d82..0000000000
--- a/servers/spatial_sound/spatial_sound_server_sw.cpp
+++ /dev/null
@@ -1,1071 +0,0 @@
-/*************************************************************************/
-/*  spatial_sound_server_sw.cpp                                          */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                    http://www.godotengine.org                         */
-/*************************************************************************/
-/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
-/*                                                                       */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the       */
-/* "Software"), to deal in the Software without restriction, including   */
-/* without limitation the rights to use, copy, modify, merge, publish,   */
-/* distribute, sublicense, and/or sell copies of the Software, and to    */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions:                                             */
-/*                                                                       */
-/* The above copyright notice and this permission notice shall be        */
-/* included in all copies or substantial portions of the Software.       */
-/*                                                                       */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
-/*************************************************************************/
-#include "spatial_sound_server_sw.h"
-#include "os/os.h"
-#include "servers/audio/audio_filter_sw.h"
-
-
-
-int SpatialSoundServerSW::InternalAudioStream::get_channel_count() const {
-
-	return AudioServer::get_singleton()->get_default_channel_count();
-}
-
-void SpatialSoundServerSW::InternalAudioStream::set_mix_rate(int p_rate) {
-
-
-}
-
-void SpatialSoundServerSW::InternalAudioStream::update() {
-
-	owner->_update_sources();
-}
-
-bool SpatialSoundServerSW::InternalAudioStream::mix(int32_t *p_buffer,int p_frames) {
-
-	return owner->internal_buffer_mix(p_buffer,p_frames);
-}
-
-void SpatialSoundServerSW::_update_sources() {
-
-	_THREAD_SAFE_METHOD_
-	for (Set<Source*>::Element *E=streaming_sources.front();E;E=E->next()) {
-
-		Source *s=E->get();
-		ERR_CONTINUE(!s->stream);
-		s->stream->update();
-	}
-}
-
-
-SpatialSoundServerSW::Room::Room() {
-
-	//params[ROOM_PARAM_SPEED_OF_SOUND]=343.0;
-	params[ROOM_PARAM_SPEED_OF_SOUND_SCALE]=1;
-	params[ROOM_PARAM_DOPPLER_FACTOR]=1.0;
-	params[ROOM_PARAM_PITCH_SCALE]=1.0;
-	params[ROOM_PARAM_VOLUME_SCALE_DB]=0;
-	params[ROOM_PARAM_REVERB_SEND]=0;
-	params[ROOM_PARAM_CHORUS_SEND]=0;
-	params[ROOM_PARAM_ATTENUATION_SCALE]=1.0;
-	params[ROOM_PARAM_ATTENUATION_HF_CUTOFF]=5000;
-	params[ROOM_PARAM_ATTENUATION_HF_FLOOR_DB]=-24.0;
-	params[ROOM_PARAM_ATTENUATION_HF_RATIO_EXP]=1.0;
-	params[ROOM_PARAM_ATTENUATION_REVERB_SCALE]=0.0;
-	override_other_sources=false;
-	reverb=ROOM_REVERB_HALL;
-	octree_id=0;
-	level=-1;
-
-
-}
-
-
-SpatialSoundServerSW::Source::Source() {
-
-	params[SOURCE_PARAM_VOLUME_DB]=0.0;
-	params[SOURCE_PARAM_PITCH_SCALE]=1.0;
-	params[SOURCE_PARAM_ATTENUATION_MIN_DISTANCE]=1;
-	params[SOURCE_PARAM_ATTENUATION_MAX_DISTANCE]=100;
-	params[SOURCE_PARAM_ATTENUATION_DISTANCE_EXP]=1.0; //linear (and not really good)
-	params[SOURCE_PARAM_EMISSION_CONE_DEGREES]=180.0; //cone disabled
-	params[SOURCE_PARAM_EMISSION_CONE_ATTENUATION_DB]=-6.0; //minus 6 db attenuation
-	stream=NULL;
-	voices.resize(1);
-	last_voice=0;
-}
-
-SpatialSoundServerSW::Source::Voice::Voice() {
-
-	active=false;
-	restart=false;
-	pitch_scale=1.0;
-	volume_scale=0.0;
-	voice_rid=AudioServer::get_singleton()->voice_create();
-
-}
-SpatialSoundServerSW::Source::Voice::~Voice() {
-
-	AudioServer::get_singleton()->free(voice_rid);
-}
-
-
-SpatialSoundServerSW::Listener::Listener() {
-
-	params[LISTENER_PARAM_VOLUME_SCALE_DB]=0.0;
-	params[LISTENER_PARAM_PITCH_SCALE]=1.0;
-	params[LISTENER_PARAM_ATTENUATION_SCALE]=1.0;
-	params[LISTENER_PARAM_RECEPTION_CONE_DEGREES]=60.0;
-	params[LISTENER_PARAM_RECEPTION_CONE_ATTENUATION_DB]=-6; // minus six decibels
-
-}
-
-/* SPACE */
-RID SpatialSoundServerSW::space_create() {
-
-	Space* space = memnew( Space );
-	RID space_rid = space_owner.make_rid(space);
-	space->default_room=room_create();
-	room_set_space(space->default_room,space_rid);
-	return space_rid;
-}
-
-/* ROOM */
-
-RID SpatialSoundServerSW::room_create() {
-
-	Room *room = memnew( Room );
-	return room_owner.make_rid(room);
-}
-
-void SpatialSoundServerSW::room_set_space(RID p_room,RID p_space) {
-
-	Room *room = room_owner.get(p_room);
-	ERR_FAIL_COND(!room);
-
-	if (room->space.is_valid()) {
-
-		Space *space = space_owner.get(room->space);
-		space->rooms.erase(p_room);
-		space->octree.erase(room->octree_id);
-		//room->octree_id=0;
-	}
-
-	room->space=RID();
-
-	if (p_space.is_valid()) {
-
-		Space *space = space_owner.get(p_space);
-		ERR_FAIL_COND(!space);
-		space->rooms.insert(p_room);
-		room->octree_id=space->octree.create(room,Rect3());
-		//set bounds
-		Rect3 aabb = room->bounds.is_empty()?Rect3():room->bounds.get_aabb();
-		space->octree.move(room->octree_id,room->transform.xform(aabb));
-		room->space=p_space;
-	}
-
-
-}
-
-RID SpatialSoundServerSW::room_get_space(RID p_room) const {
-
-	Room *room = room_owner.get(p_room);
-	ERR_FAIL_COND_V(!room,RID());
-
-
-	return room->space;
-}
-
-
-
-void SpatialSoundServerSW::room_set_bounds(RID p_room, const BSP_Tree& p_bounds) {
-
-	Room *room = room_owner.get(p_room);
-	ERR_FAIL_COND(!room);
-
-	room->bounds=p_bounds;
-
-	if (!room->space.is_valid())
-		return;
-
-	Rect3 aabb = room->bounds.is_empty()?Rect3():room->bounds.get_aabb();
-	Space* space = space_owner.get(room->space);
-	ERR_FAIL_COND(!space);
-
-	space->octree.move(room->octree_id,room->transform.xform(aabb));
-
-}
-BSP_Tree SpatialSoundServerSW::room_get_bounds(RID p_room) const {
-	Room *room = room_owner.get(p_room);
-	ERR_FAIL_COND_V(!room,BSP_Tree());
-
-	return room->bounds;
-}
-
-void SpatialSoundServerSW::room_set_transform(RID p_room, const Transform& p_transform) {
-
-	if (space_owner.owns(p_room))
-		p_room=space_owner.get(p_room)->default_room;
-
-	Room *room = room_owner.get(p_room);
-	ERR_FAIL_COND(!room);
-	room->transform=p_transform;
-	room->inverse_transform=p_transform.affine_inverse(); // needs to be done to unscale BSP properly
-
-	if (!room->space.is_valid())
-		return;
-
-	if (!room->bounds.is_empty()) {
-
-		Space* space = space_owner.get(room->space);
-		ERR_FAIL_COND(!space);
-
-		space->octree.move(room->octree_id,room->transform.xform(room->bounds.get_aabb()));
-	}
-}
-
-Transform SpatialSoundServerSW::room_get_transform(RID p_room) const {
-
-	if (space_owner.owns(p_room))
-		p_room=space_owner.get(p_room)->default_room;
-
-	Room *room = room_owner.get(p_room);
-	ERR_FAIL_COND_V(!room,Transform());
-	return room->transform;
-}
-
-
-void SpatialSoundServerSW::room_set_param(RID p_room, RoomParam p_param, float p_value) {
-
-	if (space_owner.owns(p_room))
-		p_room=space_owner.get(p_room)->default_room;
-
-	ERR_FAIL_INDEX(p_param,ROOM_PARAM_MAX);
-	Room *room = room_owner.get(p_room);
-	ERR_FAIL_COND(!room);
-	room->params[p_param]=p_value;
-
-}
-float SpatialSoundServerSW::room_get_param(RID p_room, RoomParam p_param) const {
-
-	if (space_owner.owns(p_room))
-		p_room=space_owner.get(p_room)->default_room;
-
-	ERR_FAIL_INDEX_V(p_param,ROOM_PARAM_MAX,0);
-	Room *room = room_owner.get(p_room);
-	ERR_FAIL_COND_V(!room,0);
-	return room->params[p_param];
-}
-
-void SpatialSoundServerSW::room_set_level(RID p_room, int p_level) {
-
-	Room *room = room_owner.get(p_room);
-	ERR_FAIL_COND(!room);
-	room->level =p_level;
-
-}
-
-int SpatialSoundServerSW::room_get_level(RID p_room) const {
-
-	Room *room = room_owner.get(p_room);
-	ERR_FAIL_COND_V(!room,0);
-	return room->level;
-
-}
-
-
-void SpatialSoundServerSW::room_set_reverb(RID p_room, RoomReverb p_reverb) {
-
-	if (space_owner.owns(p_room))
-		p_room=space_owner.get(p_room)->default_room;
-
-	Room *room = room_owner.get(p_room);
-	ERR_FAIL_COND(!room);
-	room->reverb=p_reverb;
-
-}
-SpatialSoundServerSW::RoomReverb SpatialSoundServerSW::room_get_reverb(RID p_room) const {
-
-	if (space_owner.owns(p_room))
-		p_room=space_owner.get(p_room)->default_room;
-
-	Room *room = room_owner.get(p_room);
-	ERR_FAIL_COND_V(!room,ROOM_REVERB_SMALL);
-	return room->reverb;
-}
-
-//useful for underwater or rooms with very strange conditions
-void SpatialSoundServerSW::room_set_force_params_to_all_sources(RID p_room, bool p_force) {
-
-	if (space_owner.owns(p_room))
-		p_room=space_owner.get(p_room)->default_room;
-
-	Room *room = room_owner.get(p_room);
-	ERR_FAIL_COND(!room);
-	room->override_other_sources=p_force;
-
-}
-bool SpatialSoundServerSW::room_is_forcing_params_to_all_sources(RID p_room) const {
-
-	if (space_owner.owns(p_room))
-		p_room=space_owner.get(p_room)->default_room;
-
-	Room *room = room_owner.get(p_room);
-	ERR_FAIL_COND_V(!room,false);
-	return room->override_other_sources;
-}
-
-/* SOURCE */
-
-RID SpatialSoundServerSW::source_create(RID p_space) {
-
-	Space *space = space_owner.get(p_space);
-	ERR_FAIL_COND_V(!space,RID());
-
-	Source *source = memnew( Source );
-	source->space=p_space;
-	RID source_rid = source_owner.make_rid(source);
-	space->sources.insert(source_rid);
-
-	return source_rid;
-}
-
-
-void SpatialSoundServerSW::source_set_polyphony(RID p_source,int p_voice_count) {
-
-
-	ERR_FAIL_COND(p_voice_count<=0); // more than 32 is too much, change this if you really need more
-	if (p_voice_count>32) {
-
-		ERR_PRINT("Voices will be clipped to 32");
-		p_voice_count=32;
-	}
-	Source *source = source_owner.get(p_source);
-	ERR_FAIL_COND(!source);
-
-	if (p_voice_count<source->voices.size()) {
-
-		for(int i=p_voice_count;i<source->voices.size();i++) {
-			active_voices.erase(ActiveVoice(source,i)); //erase from active voices
-		}
-	}
-	source->voices.resize(p_voice_count);
-
-}
-
-int SpatialSoundServerSW::source_get_polyphony(RID p_source) const {
-
-	Source *source = source_owner.get(p_source);
-	ERR_FAIL_COND_V(!source,-1);
-	return source->voices.size();
-
-}
-
-void SpatialSoundServerSW::source_set_transform(RID p_source, const Transform& p_transform) {
-
-	Source *source = source_owner.get(p_source);
-	ERR_FAIL_COND(!source);
-	source->transform=p_transform;
-	source->transform.orthonormalize();
-}
-Transform SpatialSoundServerSW::source_get_transform(RID p_source) const {
-
-	Source *source = source_owner.get(p_source);
-	ERR_FAIL_COND_V(!source,Transform());
-	return source->transform;
-}
-
-void SpatialSoundServerSW::source_set_param(RID p_source, SourceParam p_param, float p_value) {
-
-	ERR_FAIL_INDEX(p_param,SOURCE_PARAM_MAX);
-	Source *source = source_owner.get(p_source);
-	ERR_FAIL_COND(!source);
-	source->params[p_param]=p_value;
-
-}
-float SpatialSoundServerSW::source_get_param(RID p_source, SourceParam p_param) const {
-	ERR_FAIL_INDEX_V(p_param,SOURCE_PARAM_MAX,0);
-	Source *source = source_owner.get(p_source);
-	ERR_FAIL_COND_V(!source,0);
-	return source->params[p_param];
-
-
-}
-
-void SpatialSoundServerSW::source_set_audio_stream(RID p_source, AudioServer::AudioStream *p_stream) {
-
-	Source *source = source_owner.get(p_source);
-	ERR_FAIL_COND(!source);
-	AudioServer::get_singleton()->lock();
-	source->stream=p_stream;
-	_THREAD_SAFE_METHOD_
-
-	if (!p_stream) {
-		streaming_sources.erase(source);
-		active_voices.erase(ActiveVoice(source,VOICE_IS_STREAM));
-	} else {
-		streaming_sources.insert(source);
-		active_voices.insert(ActiveVoice(source,VOICE_IS_STREAM));
-		zeromem(source->stream_data.filter_state,sizeof(Source::StreamData::FilterState)*4); //reset filter for safetyness
-		p_stream->set_mix_rate(AudioServer::get_singleton()->get_default_mix_rate());
-	}
-
-	AudioServer::get_singleton()->unlock();
-
-} //null to unset
-
-SpatialSoundServer::SourceVoiceID SpatialSoundServerSW::source_play_sample(RID p_source, RID p_sample, int p_mix_rate, int p_voice) {
-
-	Source *source = source_owner.get(p_source);
-	ERR_FAIL_COND_V(!source,SOURCE_INVALID_VOICE);
-
-	int to_play=0;
-
-	if (p_voice==SOURCE_NEXT_VOICE) {
-		to_play=source->last_voice+1;
-		if (to_play>=source->voices.size())
-			to_play=0;
-
-	} else
-		to_play=p_voice;
-
-	ERR_FAIL_INDEX_V(to_play,source->voices.size(),SOURCE_INVALID_VOICE);
-
-	source->voices[to_play].restart=true;
-	source->voices[to_play].sample_rid=p_sample;
-	source->voices[to_play].sample_mix_rate=p_mix_rate;
-	source->voices[to_play].pitch_scale=1;
-	source->voices[to_play].volume_scale=0;
-	source->last_voice=to_play;
-	active_voices.insert(ActiveVoice(source,to_play));
-	return to_play;
-}
-
-/* VOICES */
-void SpatialSoundServerSW::source_voice_set_pitch_scale(RID p_source, SourceVoiceID p_voice, float p_pitch_scale) {
-
-	Source *source = source_owner.get(p_source);
-	ERR_FAIL_COND(!source);
-	ERR_FAIL_INDEX(p_voice,source->voices.size());
-	source->voices[p_voice].pitch_scale=p_pitch_scale;
-
-}
-void SpatialSoundServerSW::source_voice_set_volume_scale_db(RID p_source, SourceVoiceID p_voice, float p_db) {
-
-	Source *source = source_owner.get(p_source);
-	ERR_FAIL_COND(!source);
-	ERR_FAIL_INDEX(p_voice,source->voices.size());
-	source->voices[p_voice].volume_scale=p_db;
-
-}
-
-bool SpatialSoundServerSW::source_is_voice_active(RID p_source, SourceVoiceID p_voice) const {
-
-	Source *source = source_owner.get(p_source);
-	ERR_FAIL_COND_V(!source,false);
-	ERR_FAIL_INDEX_V(p_voice,source->voices.size(),false);
-	return source->voices[p_voice].active || source->voices[p_voice].restart;
-
-}
-void SpatialSoundServerSW::source_stop_voice(RID p_source, SourceVoiceID p_voice) {
-
-	Source *source = source_owner.get(p_source);
-	ERR_FAIL_COND(!source);
-	ERR_FAIL_INDEX(p_voice,source->voices.size());
-	if (source->voices[p_voice].active) {
-		AudioServer::get_singleton()->voice_stop(source->voices[p_voice].voice_rid);
-	}
-	source->voices[p_voice].active=false;
-	source->voices[p_voice].restart=false;
-	active_voices.erase(ActiveVoice(source,p_voice));
-}
-
-/* LISTENER */
-
-RID SpatialSoundServerSW::listener_create() {
-
-	Listener *listener = memnew( Listener );
-	RID listener_rid = listener_owner.make_rid(listener);
-	return listener_rid;
-
-}
-
-void SpatialSoundServerSW::listener_set_space(RID p_listener,RID p_space) {
-
-	Listener *listener = listener_owner.get(p_listener);
-	ERR_FAIL_COND(!listener);
-
-	if (listener->space.is_valid()) {
-
-		Space *lspace = space_owner.get(listener->space);
-		ERR_FAIL_COND(!lspace);
-		lspace->listeners.erase(p_listener);
-	}
-
-	listener->space=RID();
-
-	if (p_space.is_valid()) {
-		Space *space = space_owner.get(p_space);
-		ERR_FAIL_COND(!space);
-
-		listener->space=p_space;
-		space->listeners.insert(p_listener);
-	}
-
-}
-
-void SpatialSoundServerSW::listener_set_transform(RID p_listener, const Transform& p_transform) {
-
-	Listener *listener = listener_owner.get(p_listener);
-	ERR_FAIL_COND(!listener);
-	listener->transform=p_transform;
-	listener->transform.orthonormalize(); //must be done..
-}
-Transform SpatialSoundServerSW::listener_get_transform(RID p_listener) const {
-
-	Listener *listener = listener_owner.get(p_listener);
-	ERR_FAIL_COND_V(!listener,Transform());
-	return listener->transform;
-}
-
-void SpatialSoundServerSW::listener_set_param(RID p_listener, ListenerParam p_param, float p_value) {
-
-	ERR_FAIL_INDEX(p_param,LISTENER_PARAM_MAX);
-	Listener *listener = listener_owner.get(p_listener);
-	ERR_FAIL_COND(!listener);
-	listener->params[p_param]=p_value;
-}
-
-float SpatialSoundServerSW::listener_get_param(RID p_listener, ListenerParam p_param) const {
-
-	ERR_FAIL_INDEX_V(p_param,LISTENER_PARAM_MAX,0);
-	Listener *listener = listener_owner.get(p_listener);
-	ERR_FAIL_COND_V(!listener,0);
-	return listener->params[p_param];
-}
-
-
-/* MISC */
-
-void SpatialSoundServerSW::free(RID p_id) {
-
-
-	if (space_owner.owns(p_id)) {
-
-		Space *space = space_owner.get(p_id);
-		free(space->default_room);
-
-		while(space->listeners.size()) {
-			listener_set_space(space->listeners.front()->get(),RID());
-		}
-		while(space->sources.size()) {
-			free(space->sources.front()->get());
-		}
-		while(space->rooms.size()) {
-			room_set_space(space->rooms.front()->get(),RID());
-		}
-		space_owner.free(p_id);
-		memdelete(space);
-
-	} else if (source_owner.owns(p_id)) {
-
-		Source *source = source_owner.get(p_id);
-		if (source->stream)
-			source_set_audio_stream(p_id,NULL);
-
-		Space *space = space_owner.get(source->space);
-		ERR_FAIL_COND(!space);
-		space->sources.erase(p_id);
-		for(int i=0;i<source->voices.size();i++) {
-			active_voices.erase(ActiveVoice(source,i));
-		}
-		source_owner.free(p_id);
-		memdelete(source);
-	} else if (listener_owner.owns(p_id)) {
-
-		Listener *listener = listener_owner.get(p_id);
-		if (listener->space.is_valid()) {
-			Space *space = space_owner.get(listener->space);
-			ERR_FAIL_COND(!space);
-			space->listeners.erase(p_id);
-		}
-		listener_owner.free(p_id);
-		memdelete(listener);
-
-	} else if (room_owner.owns(p_id)) {
-
-		Room *room = room_owner.get(p_id);
-
-		if (room->space.is_valid()) {
-			Space *space = space_owner.get(room->space);
-			ERR_FAIL_COND(!space);
-			space->octree.erase(room->octree_id);
-			space->rooms.erase(p_id);
-		}
-		room_owner.free(p_id);
-		memdelete(room);
-	} else {
-		ERR_PRINT("Attempt to free invalid ID")	;
-	}
-
-}
-
-void SpatialSoundServerSW::_clean_up_owner(RID_OwnerBase *p_owner, const char *p_area) {
-
-	List<RID> rids;
-	p_owner->get_owned_list(&rids);
-
-	for(List<RID>::Element *I=rids.front();I;I=I->next()) {
-		if (OS::get_singleton()->is_stdout_verbose()) {
-
-			print_line("Leaked RID ("+itos(I->get().get_id())+") of type "+String(p_area));
-		}
-		free(I->get());
-	}
-}
-
-void SpatialSoundServerSW::init() {
-
-	internal_buffer = memnew_arr(int32_t, INTERNAL_BUFFER_SIZE*INTERNAL_BUFFER_MAX_CHANNELS);
-	internal_buffer_channels=AudioServer::get_singleton()->get_default_channel_count();
-
-	internal_audio_stream = memnew( InternalAudioStream );
-	internal_audio_stream->owner=this;
-	internal_audio_stream_rid = AudioServer::get_singleton()->audio_stream_create(internal_audio_stream);
-
-	AudioServer::get_singleton()->stream_set_active(internal_audio_stream_rid,true);
-
-}
-
-
-
-static float _get_attenuation(float cosine, float angle, float attenuation) {
-
-
-	float listener_ang = Math::rad2deg(Math::acos(cosine))-angle;
-
-	if (listener_ang>0 && angle<180.0) {
-		listener_ang/=(180.0-angle);
-		return Math::db2linear(Math::sin(listener_ang*(Math_PI/2.0))*attenuation);
-	}
-	return 1.0;
-}
-
-
-bool SpatialSoundServerSW::internal_buffer_mix(int32_t *p_buffer,int p_frames) {
-
-	if (streaming_sources.size()==0)
-		return false; //nothing to mix
-
-
-	for (Set<Source*>::Element *E=streaming_sources.front();E;E=E->next()) {
-
-		Source *s=E->get();
-		ERR_CONTINUE(!s->stream);
-
-		int channels = s->stream->get_channel_count();
-		Source::StreamData &sd=s->stream_data;
-
-		int todo=p_frames;
-
-		AudioFilterSW filter;
-		filter.set_sampling_rate(AudioServer::get_singleton()->get_default_mix_rate());
-		filter.set_cutoff(sd.filter_cutoff);
-		filter.set_gain(sd.filter_gain);
-		filter.set_resonance(1);
-		filter.set_mode(AudioFilterSW::HIGHSHELF);
-		filter.set_stages(1);
-		AudioFilterSW::Coeffs coefs;
-		filter.prepare_coefficients(&coefs);
-
-		int32_t in[4];
-#ifndef SPATIAL_SOUND_SERVER_NO_FILTER
-#define DO_FILTER(m_c)\
-		{\
-			float val = in[m_c];\
-			float pre=val;\
-			val = val*coefs.b0 + sd.filter_state[m_c].hb[0]*coefs.b1 + sd.filter_state[m_c].hb[1]*coefs.b2 + sd.filter_state[m_c].ha[0]*coefs.a1 + sd.filter_state[m_c].ha[1]*coefs.a2;\
-			sd.filter_state[m_c].ha[1]=sd.filter_state[m_c].ha[0];\
-			sd.filter_state[m_c].hb[1]=sd.filter_state[m_c].hb[0];			\
-			sd.filter_state[m_c].hb[0]=pre;\
-			sd.filter_state[m_c].ha[0]=val;\
-			in[m_c]=Math::fast_ftoi(val);\
-		}
-#else
-#define DO_FILTER(m_c)
-#endif
-
-		while(todo) {
-
-			int to_mix=MIN(todo,INTERNAL_BUFFER_SIZE);
-
-			s->stream->mix(internal_buffer,to_mix);
-
-			switch(internal_buffer_channels) {
-
-				case 2: {
-
-					float p = sd.panning.x*0.5+0.5;
-					float panf[2]={ (1.0-p),p };
-					panf[0]*=sd.volume;
-					panf[1]*=sd.volume;
-
-					int32_t pan[2]={Math::fast_ftoi(panf[0]*(1<<16)),Math::fast_ftoi(panf[1]*(1<<16))};
-
-					switch(channels) {
-						case 1: {
-
-							for(int i=0;i<to_mix;i++) {
-
-								in[0]=internal_buffer[i];
-								in[1]=internal_buffer[i];
-								DO_FILTER(0);
-								DO_FILTER(1);
-								p_buffer[(i<<1)+0]=((in[0]>>16)*pan[0]);
-								p_buffer[(i<<1)+1]=((in[1]>>16)*pan[1]);
-							}
-						} break;
-						case 2: {
-
-							for(int i=0;i<to_mix;i++) {
-
-								in[0]=internal_buffer[(i<<1)+0];
-								in[1]=internal_buffer[(i<<1)+1];
-								DO_FILTER(0);
-								DO_FILTER(1);
-								p_buffer[(i<<1)+0]=((in[0]>>16)*pan[0]);
-								p_buffer[(i<<1)+1]=((in[1]>>16)*pan[1]);
-							}
-						} break;
-						case 4: {
-
-							for(int i=0;i<to_mix;i++) {
-
-								in[0]=(internal_buffer[(i<<2)+0]+internal_buffer[(i<<2)+2])>>1;
-								in[1]=(internal_buffer[(i<<2)+1]+internal_buffer[(i<<2)+3])>>1;
-								DO_FILTER(0);
-								DO_FILTER(1);
-								p_buffer[(i<<1)+0]=((in[0]>>16)*pan[0]);
-								p_buffer[(i<<1)+1]=((in[1]>>16)*pan[1]);
-							}
-						} break;
-
-					} break;
-
-				} break;
-				case 4: {
-
-					float xp = sd.panning.x*0.5+0.5;
-					float yp = sd.panning.y*0.5+0.5;
-					float panf[4]={ (1.0-xp)*(1.0-yp),(xp)*(1.0-yp),(1.0-xp)*(yp),(xp)*(yp) };
-					panf[0]*=sd.volume;
-					panf[1]*=sd.volume;
-					panf[2]*=sd.volume;
-					panf[3]*=sd.volume;
-
-					int32_t pan[4]={
-						Math::fast_ftoi(panf[0]*(1<<16)),
-						Math::fast_ftoi(panf[1]*(1<<16)),
-						Math::fast_ftoi(panf[2]*(1<<16)),
-						Math::fast_ftoi(panf[3]*(1<<16))};
-
-					switch(channels) {
-						case 1: {
-
-							for(int i=0;i<to_mix;i++) {
-
-								in[0]=internal_buffer[i];
-								in[1]=internal_buffer[i];
-								in[2]=internal_buffer[i];
-								in[3]=internal_buffer[i];
-								DO_FILTER(0);
-								DO_FILTER(1);
-								DO_FILTER(2);
-								DO_FILTER(3);
-								p_buffer[(i<<2)+0]=((in[0]>>16)*pan[0]);
-								p_buffer[(i<<2)+1]=((in[1]>>16)*pan[1]);
-								p_buffer[(i<<2)+2]=((in[2]>>16)*pan[2]);
-								p_buffer[(i<<2)+3]=((in[3]>>16)*pan[3]);
-							}
-						} break;
-						case 2: {
-
-							for(int i=0;i<to_mix;i++) {
-
-								in[0]=internal_buffer[(i<<1)+0];
-								in[1]=internal_buffer[(i<<1)+1];
-								in[2]=internal_buffer[(i<<1)+0];
-								in[3]=internal_buffer[(i<<1)+1];
-								DO_FILTER(0);
-								DO_FILTER(1);
-								DO_FILTER(2);
-								DO_FILTER(3);
-								p_buffer[(i<<2)+0]=((in[0]>>16)*pan[0]);
-								p_buffer[(i<<2)+1]=((in[1]>>16)*pan[1]);
-								p_buffer[(i<<2)+2]=((in[2]>>16)*pan[2]);
-								p_buffer[(i<<2)+3]=((in[3]>>16)*pan[3]);
-							}
-						} break;
-						case 4: {
-
-							for(int i=0;i<to_mix;i++) {
-
-								in[0]=internal_buffer[(i<<2)+0];
-								in[1]=internal_buffer[(i<<2)+1];
-								in[2]=internal_buffer[(i<<2)+2];
-								in[3]=internal_buffer[(i<<2)+3];
-								DO_FILTER(0);
-								DO_FILTER(1);
-								DO_FILTER(2);
-								DO_FILTER(3);
-								p_buffer[(i<<2)+0]=((in[0]>>16)*pan[0]);
-								p_buffer[(i<<2)+1]=((in[1]>>16)*pan[1]);
-								p_buffer[(i<<2)+2]=((in[2]>>16)*pan[2]);
-								p_buffer[(i<<2)+3]=((in[3]>>16)*pan[3]);
-							}
-						} break;
-
-					} break;
-
-				} break;
-				case 6: {
-
-
-				} break;
-			}
-			p_buffer+=to_mix*internal_buffer_channels;
-			todo-=to_mix;
-
-		}
-
-	}
-
-	return true;
-}
-
-void SpatialSoundServerSW::update(float p_delta) {
-
-	List<ActiveVoice> to_disable;
-
-
-	for(Set<ActiveVoice>::Element *E=active_voices.front();E;E=E->next()) {
-
-		Source *source = E->get().source;
-		int voice = E->get().voice;
-
-		if (voice!=VOICE_IS_STREAM) {
-			Source::Voice &v=source->voices[voice];
-			ERR_CONTINUE(!v.active && !v.restart); // likely a bug...
-		}
-
-		//this could be optimized at some point... am not sure
-		Space *space=space_owner.get(source->space);
-		Room *room=room_owner.get(space->default_room);
-		int max_level=-0x80000000;
-		int rooms_culled = space->octree.cull_point(source->transform.origin,cull_rooms,MAX_CULL_ROOMS);
-		for(int i=0;i<rooms_culled;i++) {
-
-			Room *r=cull_rooms[i];
-			ERR_CONTINUE( r->bounds.is_empty() ); // how did this happen??
-			if (r->level<=max_level) //ignore optimization (level too low)
-				continue;
-			Vector3 local_point = r->inverse_transform.xform(source->transform.origin);
-			if (!r->bounds.point_is_inside(local_point))
-				continue;
-			room=r;
-			max_level=r->level;
-
-		}
-
-
-		//compute mixing weights (support for multiple listeners in the same output)
-		float total_distance=0;
-		for(Set<RID>::Element *L=space->listeners.front();L;L=L->next()) {
-			Listener *listener=listener_owner.get(L->get());
-			total_distance+=listener->transform.origin.distance_to(source->transform.origin);
-		}
-
-		//compute spatialization variables, weighted according to distance
-		float volume_attenuation = 0.0;
-		float air_absorption_hf_cutoff = 0.0;
-		float air_absorption = 0.0;
-		float pitch_scale=1.0;
-		Vector3 panning;
-
-
-		//print_line("listeners: "+itos(space->listeners.size()));
-
-
-		for(Set<RID>::Element *L=space->listeners.front();L;L=L->next()) {
-
-			Listener *listener=listener_owner.get(L->get());
-
-			Vector3 rel_vector = listener->transform.xform_inv(source->transform.origin);
-			Vector3 source_rel_vector = source->transform.xform_inv(listener->transform.origin).normalized();
-			float distance=rel_vector.length();
-			float weight = distance/total_distance;
-			float pscale=1.0;
-
-			float distance_scale=listener->params[LISTENER_PARAM_ATTENUATION_SCALE]*room->params[ROOM_PARAM_ATTENUATION_SCALE];
-			float distance_min=source->params[SOURCE_PARAM_ATTENUATION_MIN_DISTANCE]*distance_scale;
-			float distance_max=source->params[SOURCE_PARAM_ATTENUATION_MAX_DISTANCE]*distance_scale;
-			float attenuation_exp=source->params[SOURCE_PARAM_ATTENUATION_DISTANCE_EXP];
-			float attenuation=1;
-
-			//print_line("DIST MIN: "+rtos(distance_min));
-			//print_line("DIST MAX: "+rtos(distance_max));
-			if (distance_max>0) {
-				distance = CLAMP(distance,distance_min,distance_max);
-				attenuation = Math::pow(1.0 - ((distance - distance_min)/(distance_max-distance_min)),CLAMP(attenuation_exp,0.001,16));
-			}
-
-			float hf_attenuation_cutoff = room->params[ROOM_PARAM_ATTENUATION_HF_CUTOFF];
-			float hf_attenuation_exp = room->params[ROOM_PARAM_ATTENUATION_HF_RATIO_EXP];
-			float hf_attenuation_floor = room->params[ROOM_PARAM_ATTENUATION_HF_FLOOR_DB];
-			float absorption=Math::db2linear(Math::lerp(hf_attenuation_floor,0,Math::pow(attenuation,hf_attenuation_exp)));
-
-			// source emission cone
-
-			float emission_deg=source->params[SOURCE_PARAM_EMISSION_CONE_DEGREES];
-			float emission_attdb=source->params[SOURCE_PARAM_EMISSION_CONE_ATTENUATION_DB];
-			absorption*=_get_attenuation(source_rel_vector.dot(Vector3(0,0,-1)),emission_deg,emission_attdb);
-
-			Vector3 vpanning=rel_vector.normalized();
-
-			//listener stuff
-
-			{
-
-				// head cone
-
-				float reception_deg=listener->params[LISTENER_PARAM_RECEPTION_CONE_DEGREES];
-				float reception_attdb=listener->params[LISTENER_PARAM_RECEPTION_CONE_ATTENUATION_DB];
-
-				absorption*=_get_attenuation(vpanning.dot(Vector3(0,0,-1)),reception_deg,reception_attdb);
-
-				// scale
-
-				attenuation*=Math::db2linear(listener->params[LISTENER_PARAM_VOLUME_SCALE_DB]);
-				pscale*=Math::db2linear(listener->params[LISTENER_PARAM_PITCH_SCALE]);
-
-
-			}
-
-
-
-
-			//add values
-
-			volume_attenuation+=weight*attenuation; // plus other stuff i guess
-			air_absorption+=weight*absorption;
-			air_absorption_hf_cutoff+=weight*hf_attenuation_cutoff;
-			panning+=vpanning*weight;
-			//pitch_scale+=pscale*weight;
-
-		}
-
-		RoomReverb reverb_room;
-		float reverb_send;
-
-		/* APPLY ROOM SETTINGS */
-
-		{
-			pitch_scale*=room->params[ROOM_PARAM_PITCH_SCALE];
-			volume_attenuation*=Math::db2linear(room->params[ROOM_PARAM_VOLUME_SCALE_DB]);
-			reverb_room=room->reverb;
-			reverb_send=Math::lerp(1.0,volume_attenuation,room->params[ROOM_PARAM_ATTENUATION_REVERB_SCALE])*room->params[ROOM_PARAM_REVERB_SEND];
-
-		}
-
-		/* UPDATE VOICE & STREAM */
-
-
-
-		if (voice==VOICE_IS_STREAM) {
-
-			//update voice!!
-			source->stream_data.panning=panning;
-			source->stream_data.volume=volume_attenuation*Math::db2linear(source->params[SOURCE_PARAM_VOLUME_DB]);
-			source->stream_data.reverb=reverb_room;
-			source->stream_data.reverb_send=reverb_send;
-			source->stream_data.filter_gain=air_absorption;
-			source->stream_data.filter_cutoff=air_absorption_hf_cutoff;
-
-			if (!source->stream) //stream is gone bye bye
-				to_disable.push_back(ActiveVoice(source,voice)); // oh well..
-
-		} else if (voice>=0) {
-			//update stream!!
-			Source::Voice &v=source->voices[voice];
-
-			if (v.restart)
-				AudioServer::get_singleton()->voice_play(v.voice_rid,v.sample_rid);
-
-			float volume_scale = Math::db2linear(v.volume_scale)*Math::db2linear(source->params[SOURCE_PARAM_VOLUME_DB]);
-			float volume = volume_attenuation*volume_scale;
-			reverb_send*=volume_scale;
-			int mix_rate = v.sample_mix_rate*v.pitch_scale*pitch_scale*source->params[SOURCE_PARAM_PITCH_SCALE];
-
-
-			if (mix_rate<=0) {
-				ERR_PRINT("Invalid mix rate for voice (0) check for invalid pitch_scale param.");
-				to_disable.push_back(ActiveVoice(source,voice)); // oh well..
-				continue; //invalid mix rate, disabling
-			}
-			if (v.restart || v.last_volume!=volume)
-				AudioServer::get_singleton()->voice_set_volume(v.voice_rid,volume);
-			if (v.restart || v.last_mix_rate!=mix_rate)
-				AudioServer::get_singleton()->voice_set_mix_rate(v.voice_rid,mix_rate);
-			if (v.restart || v.last_filter_gain!=air_absorption || v.last_filter_cutoff!=air_absorption_hf_cutoff)
-				AudioServer::get_singleton()->voice_set_filter(v.voice_rid,AudioServer::FILTER_HIGH_SHELF,air_absorption_hf_cutoff,1.0,air_absorption);
-			if (v.restart || v.last_panning!=panning)
-				AudioServer::get_singleton()->voice_set_pan(v.voice_rid,panning.x,panning.y,panning.z);
-			if (v.restart || v.last_reverb_room!=reverb_room || v.last_reverb_send!=reverb_send)
-				AudioServer::get_singleton()->voice_set_reverb(v.voice_rid,AudioServer::ReverbRoomType(reverb_room),reverb_send);
-
-			v.last_volume=volume;
-			v.last_mix_rate=mix_rate;
-			v.last_filter_gain=air_absorption;
-			v.last_filter_cutoff=air_absorption_hf_cutoff;
-			v.last_panning=panning;
-			v.restart=false;
-			v.active=true;
-
-			if (!AudioServer::get_singleton()->voice_is_active(v.voice_rid))
-				to_disable.push_back(ActiveVoice(source,voice)); // oh well..
-		}
-	}
-
-	while(to_disable.size()) {
-
-		ActiveVoice av = to_disable.front()->get();
-		av.source->voices[av.voice].active=false;
-		av.source->voices[av.voice].restart=false;
-		active_voices.erase(av);
-		to_disable.pop_front();
-	}
-
-}
-void SpatialSoundServerSW::finish() {
-
-	AudioServer::get_singleton()->free(internal_audio_stream_rid);
-	memdelete(internal_audio_stream);
-
-	_clean_up_owner(&source_owner,"Source");
-	_clean_up_owner(&listener_owner,"Listener");
-	_clean_up_owner(&room_owner,"Room");
-	_clean_up_owner(&space_owner,"Space");
-
-	memdelete_arr(internal_buffer);
-}
-
-SpatialSoundServerSW::SpatialSoundServerSW() {
-
-}