HTML5 exporter Improvements

-Better template handling
-Voice support
-Stream support

demos/2d/platformer/engine.cfg

@@ -10,9 +10,6 @@ target_fps="60"
 
 width=800
 height=480
-#stretch_2d=false
-#stretch_mode="viewport"
-#stretch_aspect="keep"
 stretch_mode="2d"
 stretch_aspect="keep_height"
 

main/main.cpp

@@ -293,6 +293,7 @@ Error Main::setup(const char *execpath,int argc, char *argv[],bool p_second_phas
 				
 				if (vm.find("x")==-1) { // invalid parameter format
 				
+					OS::get_singleton()->print("Invalid -r argument: %s\n",vm.utf8().get_data());
 					goto error;
 					
 				
@@ -303,6 +304,7 @@ Error Main::setup(const char *execpath,int argc, char *argv[],bool p_second_phas
 				
 				if (w==0 || h==0) {
 				
+					OS::get_singleton()->print("Invalid -r resolution, x and y must be >0\n");
 					goto error;
 					
 				}
@@ -313,6 +315,7 @@ Error Main::setup(const char *execpath,int argc, char *argv[],bool p_second_phas
 				
 				N=I->next()->next();
 			} else {
+				OS::get_singleton()->print("Invalid -p argument, needs resolution\n");
 				goto error;
 				
 			
@@ -325,6 +328,7 @@ Error Main::setup(const char *execpath,int argc, char *argv[],bool p_second_phas
 
 				if (vm.find("x")==-1) { // invalid parameter format
 
+					OS::get_singleton()->print("Invalid -p argument: %s\n",vm.utf8().get_data());
 					goto error;
 
 
@@ -339,6 +343,7 @@ Error Main::setup(const char *execpath,int argc, char *argv[],bool p_second_phas
 
 				N=I->next()->next();
 			} else {
+				OS::get_singleton()->print("Invalid -r argument, needs position\n");
 				goto error;
 
 
@@ -355,6 +360,7 @@ Error Main::setup(const char *execpath,int argc, char *argv[],bool p_second_phas
 				video_driver=I->next()->get();
 				N=I->next()->next();
 			} else {
+				OS::get_singleton()->print("Invalid -cd argument, needs driver name\n");
 				goto error;
 				
 			}
@@ -365,6 +371,7 @@ Error Main::setup(const char *execpath,int argc, char *argv[],bool p_second_phas
 				locale=I->next()->get();
 				N=I->next()->next();
 			} else {
+				OS::get_singleton()->print("Invalid -lang argument, needs language code\n");
 				goto error;
 
 			}
@@ -443,7 +450,6 @@ Error Main::setup(const char *execpath,int argc, char *argv[],bool p_second_phas
 				} else {
 					game_path=I->next()->get(); //use game_path instead
 				}
-
 				N=I->next()->next();
 			} else {
 				goto error;
@@ -524,8 +530,10 @@ Error Main::setup(const char *execpath,int argc, char *argv[],bool p_second_phas
 
 				debug_mode="remote";
 				debug_host=I->next()->get();
-				if (debug_host.find(":")==-1) //wrong host
+				if (debug_host.find(":")==-1) { //wrong host
+					OS::get_singleton()->print("Invalid debug host string\n");
 					goto error;
+				}
 				N=I->next()->next();
 			} else {
 				goto error;
@@ -769,6 +777,7 @@ Error Main::setup(const char *execpath,int argc, char *argv[],bool p_second_phas
 	if (p_second_phase)
 		return setup2();
 
+
 	return OK;
 
 	error:

platform/javascript/SCsub

@@ -3,7 +3,8 @@ Import('env')
 javascript_files = [
 	"os_javascript.cpp",
 	"audio_driver_javascript.cpp",
-	"javascript_main.cpp"
+	"javascript_main.cpp",
+	"audio_server_javascript.cpp"
 ]
 
 #obj = env.SharedObject('godot_javascript.cpp')
@@ -16,6 +17,8 @@ javascript_objects=[]
 for x in javascript_files:
 	javascript_objects.append( env_javascript.Object( x ) )
 
+env.Append(LINKFLAGS=["-s","EXPORTED_FUNCTIONS=\"['_main','_audio_server_mix_function']\""])
+
 prog = None
 
 #env_javascript.SharedLibrary("#platform/javascript/libgodot_javascript.so",[javascript_objects])

platform/javascript/audio_server_javascript.cpp

@@ -0,0 +1,802 @@
+#include "audio_server_javascript.h"
+
+#include "emscripten.h"
+
+AudioMixer *AudioServerJavascript::get_mixer() {
+
+	return NULL;
+}
+
+void AudioServerJavascript::audio_mixer_chunk_callback(int p_frames){
+
+
+}
+
+
+RID AudioServerJavascript::sample_create(SampleFormat p_format, bool p_stereo, int p_length) {
+
+	Sample *sample = memnew( Sample );
+	sample->format=p_format;
+	sample->stereo=p_stereo;
+	sample->length=p_length;
+	sample->loop_begin=0;
+	sample->loop_end=p_length;
+	sample->loop_format=SAMPLE_LOOP_NONE;
+	sample->mix_rate=44100;
+	sample->index=-1;
+
+	return sample_owner.make_rid(sample);
+
+}
+
+void AudioServerJavascript::sample_set_description(RID p_sample, const String& p_description){
+
+
+}
+String AudioServerJavascript::sample_get_description(RID p_sample, const String& p_description) const{
+
+	return String();
+}
+
+AudioServerJavascript::SampleFormat AudioServerJavascript::sample_get_format(RID p_sample) const{
+
+	return SAMPLE_FORMAT_PCM8;
+}
+bool AudioServerJavascript::sample_is_stereo(RID p_sample) const{
+
+	const Sample *sample = sample_owner.get(p_sample);
+	ERR_FAIL_COND_V(!sample,false);
+	return sample->stereo;
+
+}
+int AudioServerJavascript::sample_get_length(RID p_sample) const{
+	const Sample *sample = sample_owner.get(p_sample);
+	ERR_FAIL_COND_V(!sample,0);
+	return sample->length;
+}
+const void* AudioServerJavascript::sample_get_data_ptr(RID p_sample) const{
+
+	return NULL;
+}
+
+void AudioServerJavascript::sample_set_data(RID p_sample, const DVector<uint8_t>& p_buffer){
+
+	Sample *sample = sample_owner.get(p_sample);
+	ERR_FAIL_COND(!sample);
+	int chans = sample->stereo?2:1;
+
+	Vector<float> buffer;
+	buffer.resize(sample->length*chans);
+	DVector<uint8_t>::Read r=p_buffer.read();
+	if (sample->format==SAMPLE_FORMAT_PCM8) {
+		const int8_t*ptr = (const int8_t*)r.ptr();
+		for(int i=0;i<sample->length*chans;i++) {
+			buffer[i]=ptr[i]/128.0;
+		}
+	} else if (sample->format==SAMPLE_FORMAT_PCM16){
+		const int16_t*ptr = (const int16_t*)r.ptr();
+		for(int i=0;i<sample->length*chans;i++) {
+			buffer[i]=ptr[i]/32768.0;
+		}
+	} else {
+		ERR_EXPLAIN("Unsupported for now");
+		ERR_FAIL();
+	}
+
+	sample->tmp_data=buffer;
+
+
+
+}
+const DVector<uint8_t> AudioServerJavascript::sample_get_data(RID p_sample) const{
+
+
+	return DVector<uint8_t>();
+}
+
+void AudioServerJavascript::sample_set_mix_rate(RID p_sample,int p_rate){
+	Sample *sample = sample_owner.get(p_sample);
+	ERR_FAIL_COND(!sample);
+	sample->mix_rate=p_rate;
+
+}
+
+int AudioServerJavascript::sample_get_mix_rate(RID p_sample) const{
+	const Sample *sample = sample_owner.get(p_sample);
+	ERR_FAIL_COND_V(!sample,0);
+	return sample->mix_rate;
+}
+
+
+void AudioServerJavascript::sample_set_loop_format(RID p_sample,SampleLoopFormat p_format){
+
+	Sample *sample = sample_owner.get(p_sample);
+	ERR_FAIL_COND(!sample);
+	sample->loop_format=p_format;
+
+}
+
+AudioServerJavascript::SampleLoopFormat AudioServerJavascript::sample_get_loop_format(RID p_sample) const {
+
+	const Sample *sample = sample_owner.get(p_sample);
+	ERR_FAIL_COND_V(!sample,SAMPLE_LOOP_NONE);
+	return sample->loop_format;
+}
+
+void AudioServerJavascript::sample_set_loop_begin(RID p_sample,int p_pos){
+
+	Sample *sample = sample_owner.get(p_sample);
+	ERR_FAIL_COND(!sample);
+	sample->loop_begin=p_pos;
+
+}
+int AudioServerJavascript::sample_get_loop_begin(RID p_sample) const{
+
+	const Sample *sample = sample_owner.get(p_sample);
+	ERR_FAIL_COND_V(!sample,0);
+	return sample->loop_begin;
+}
+
+void AudioServerJavascript::sample_set_loop_end(RID p_sample,int p_pos){
+
+	Sample *sample = sample_owner.get(p_sample);
+	ERR_FAIL_COND(!sample);
+	sample->loop_end=p_pos;
+
+}
+int AudioServerJavascript::sample_get_loop_end(RID p_sample) const{
+
+	const Sample *sample = sample_owner.get(p_sample);
+	ERR_FAIL_COND_V(!sample,0);
+	return sample->loop_end;
+}
+
+
+/* VOICE API */
+
+RID AudioServerJavascript::voice_create(){
+
+	Voice *voice = memnew( Voice );
+
+	voice->index=voice_base;
+	voice->volume=1.0;
+	voice->pan=0.0;
+	voice->pan_depth=.0;
+	voice->pan_height=0.0;
+	voice->chorus=0;
+	voice->reverb_type=REVERB_SMALL;
+	voice->reverb=0;
+	voice->mix_rate=-1;
+	voice->positional=false;
+	voice->active=false;
+
+	EM_ASM_( {
+			_as_voices[$0]=null;
+			_as_voice_gain[$0]=_as_audioctx.createGain();
+			_as_voice_pan[$0]=_as_audioctx.createStereoPanner();
+			 _as_voice_gain[$0].connect(_as_voice_pan[$0]);
+			 _as_voice_pan[$0].connect(_as_audioctx.destination);
+
+		},voice_base);
+
+	voice_base++;
+
+	return voice_owner.make_rid( voice );
+}
+
+void AudioServerJavascript::voice_play(RID p_voice, RID p_sample){
+
+	Voice* voice=voice_owner.get(p_voice);
+	ERR_FAIL_COND(!voice);
+	Sample *sample=sample_owner.get(p_sample);
+	ERR_FAIL_COND(!sample);
+
+	// due to how webaudio works, sample cration is deferred until used
+	// sorry! WebAudio absolutely sucks
+
+
+	if (sample->index==-1) {
+		//create sample if not created
+		ERR_FAIL_COND(sample->tmp_data.size()==0);
+		sample->index=sample_base;
+		EM_ASM_( {
+			_as_samples[$0]=_as_audioctx.createBuffer($1,$2,$3);
+			},sample_base,sample->stereo?2:1,sample->length,sample->mix_rate);
+
+		sample_base++;
+		int chans = sample->stereo?2:1;
+
+
+		for(int i=0;i<chans;i++) {
+
+
+			EM_ASM_({
+				       _as_edited_buffer=_as_samples[$0].getChannelData($1);
+			       },sample->index,i);
+
+
+			for(int j=0;j<sample->length;j++) {
+
+				EM_ASM_({
+					       _as_edited_buffer[$0]=$1;
+				       },j,sample->tmp_data[j*chans+i]);
+			}
+		}
+
+		sample->tmp_data.clear();
+	}
+
+
+	voice->sample_mix_rate=sample->mix_rate;
+	if (voice->mix_rate==-1) {
+		voice->mix_rate=voice->sample_mix_rate;
+	}
+
+	float freq_diff = Math::log(float(voice->mix_rate)/float(voice->sample_mix_rate))/Math::log(2.0);
+	int detune = int(freq_diff*1200.0);
+
+	EM_ASM_( {
+			if (_as_voices[$0]!==null) {
+				 _as_voices[$0].stop(); //stop and byebye
+			 }
+			 _as_voices[$0]=_as_audioctx.createBufferSource();
+			_as_voices[$0].connect(_as_voice_gain[$0]);
+			_as_voices[$0].buffer=_as_samples[$1];
+			_as_voices[$0].loopStart.value=$1;
+			_as_voices[$0].loopEnd.value=$2;
+			_as_voices[$0].loop.value=$3;
+			_as_voices[$0].detune.value=$6;
+			_as_voice_pan[$0].pan.value=$4;
+			 _as_voice_gain[$0].gain.value=$5;
+			_as_voices[$0].start();
+			_as_voices[$0].onended=function() {
+				 _as_voices[$0].disconnect(_as_voice_gain[$0]);
+				 _as_voices[$0]=null;
+			 }
+
+		},voice->index,sample->index,sample->mix_rate*sample->loop_begin,sample->mix_rate*sample->loop_end,sample->loop_format!=SAMPLE_LOOP_NONE,voice->pan,voice->volume*fx_volume_scale,detune);
+
+	voice->active=true;
+}
+
+void AudioServerJavascript::voice_set_volume(RID p_voice, float p_gain){
+
+	Voice* voice=voice_owner.get(p_voice);
+	ERR_FAIL_COND(!voice);
+
+	voice->volume=p_gain;
+
+	if (voice->active) {
+		EM_ASM_( {
+
+			_as_voice_gain[$0].gain.value=$1;
+
+			},voice->index,voice->volume*fx_volume_scale);
+	}
+
+}
+void AudioServerJavascript::voice_set_pan(RID p_voice, float p_pan, float p_depth,float height){
+
+	Voice* voice=voice_owner.get(p_voice);
+	ERR_FAIL_COND(!voice);
+
+	voice->pan=p_pan;
+	voice->pan_depth=p_depth;
+	voice->pan_height=height;
+
+	if (voice->active) {
+		EM_ASM_( {
+
+			_as_voice_pan[$0].pan.value=$1;
+
+			},voice->index,voice->pan);
+	}
+}
+void AudioServerJavascript::voice_set_filter(RID p_voice, FilterType p_type, float p_cutoff, float p_resonance, float p_gain){
+
+}
+void AudioServerJavascript::voice_set_chorus(RID p_voice, float p_chorus ){
+
+}
+void AudioServerJavascript::voice_set_reverb(RID p_voice, ReverbRoomType p_room_type, float p_reverb){
+
+}
+void AudioServerJavascript::voice_set_mix_rate(RID p_voice, int p_mix_rate){
+
+	Voice* voice=voice_owner.get(p_voice);
+	ERR_FAIL_COND(!voice);
+
+	voice->mix_rate=p_mix_rate;
+
+	if (voice->active) {
+
+		float freq_diff = Math::log(float(voice->mix_rate)/float(voice->sample_mix_rate))/Math::log(2.0);
+		int detune = int(freq_diff*1200.0);
+		EM_ASM_( {
+
+			_as_voices[$0].detune.value=$1;
+
+			},voice->index,detune);
+	}
+}
+void AudioServerJavascript::voice_set_positional(RID p_voice, bool p_positional){
+
+}
+
+float AudioServerJavascript::voice_get_volume(RID p_voice) const{
+
+	Voice* voice=voice_owner.get(p_voice);
+	ERR_FAIL_COND_V(!voice,0);
+
+	return voice->volume;
+}
+float AudioServerJavascript::voice_get_pan(RID p_voice) const{
+
+	Voice* voice=voice_owner.get(p_voice);
+	ERR_FAIL_COND_V(!voice,0);
+
+	return voice->pan;
+}
+float AudioServerJavascript::voice_get_pan_depth(RID p_voice) const{
+	Voice* voice=voice_owner.get(p_voice);
+	ERR_FAIL_COND_V(!voice,0);
+
+	return voice->pan_depth;
+}
+float AudioServerJavascript::voice_get_pan_height(RID p_voice) const{
+
+	Voice* voice=voice_owner.get(p_voice);
+	ERR_FAIL_COND_V(!voice,0);
+
+	return voice->pan_height;
+}
+AudioServerJavascript::FilterType AudioServerJavascript::voice_get_filter_type(RID p_voice) const{
+
+	return FILTER_NONE;
+}
+float AudioServerJavascript::voice_get_filter_cutoff(RID p_voice) const{
+
+	return 0;
+}
+float AudioServerJavascript::voice_get_filter_resonance(RID p_voice) const{
+
+	return 0;
+}
+float AudioServerJavascript::voice_get_chorus(RID p_voice) const{
+
+	return 0;
+}
+AudioServerJavascript::ReverbRoomType AudioServerJavascript::voice_get_reverb_type(RID p_voice) const{
+
+	return REVERB_SMALL;
+}
+float AudioServerJavascript::voice_get_reverb(RID p_voice) const{
+
+	return 0;
+}
+
+int AudioServerJavascript::voice_get_mix_rate(RID p_voice) const{
+
+	return 44100;
+}
+
+bool AudioServerJavascript::voice_is_positional(RID p_voice) const{
+
+	return false;
+}
+
+void AudioServerJavascript::voice_stop(RID p_voice){
+
+	Voice* voice=voice_owner.get(p_voice);
+	ERR_FAIL_COND(!voice);
+
+	if (voice->active) {
+
+		EM_ASM_( {
+				 if (_as_voices[$0]!==null) {
+					_as_voices[$0].stop();
+					 _as_voices[$0].disconnect(_as_voice_gain[$0]);
+					 _as_voices[$0]=null;
+				 }
+			},voice->index);
+
+		voice->active=false;
+	}
+
+
+}
+bool AudioServerJavascript::voice_is_active(RID p_voice) const{
+	Voice* voice=voice_owner.get(p_voice);
+	ERR_FAIL_COND_V(!voice,false);
+
+	return voice->active;
+}
+
+/* STREAM API */
+
+RID AudioServerJavascript::audio_stream_create(AudioStream *p_stream) {
+
+
+	Stream *s = memnew(Stream);
+	s->audio_stream=p_stream;
+	s->event_stream=NULL;
+	s->active=false;
+	s->E=NULL;
+	s->volume_scale=1.0;
+	p_stream->set_mix_rate(webaudio_mix_rate);
+
+	return stream_owner.make_rid(s);
+}
+
+RID AudioServerJavascript::event_stream_create(EventStream *p_stream) {
+
+
+	Stream *s = memnew(Stream);
+	s->audio_stream=NULL;
+	s->event_stream=p_stream;
+	s->active=false;
+	s->E=NULL;
+	s->volume_scale=1.0;
+	//p_stream->set_mix_rate(AudioDriverJavascript::get_singleton()->get_mix_rate());
+
+	return stream_owner.make_rid(s);
+
+
+}
+
+
+void AudioServerJavascript::stream_set_active(RID p_stream, bool p_active) {
+
+
+	Stream *s = stream_owner.get(p_stream);
+	ERR_FAIL_COND(!s);
+
+	if (s->active==p_active)
+		return;
+
+	s->active=p_active;
+	if (p_active)
+		s->E=active_audio_streams.push_back(s);
+	else {
+		active_audio_streams.erase(s->E);
+		s->E=NULL;
+	}
+}
+
+bool AudioServerJavascript::stream_is_active(RID p_stream) const {
+
+	Stream *s = stream_owner.get(p_stream);
+	ERR_FAIL_COND_V(!s,false);
+	return s->active;
+}
+
+void AudioServerJavascript::stream_set_volume_scale(RID p_stream, float p_scale) {
+
+	Stream *s = stream_owner.get(p_stream);
+	ERR_FAIL_COND(!s);
+	s->volume_scale=p_scale;
+
+}
+
+float AudioServerJavascript::stream_set_volume_scale(RID p_stream) const {
+
+	Stream *s = stream_owner.get(p_stream);
+	ERR_FAIL_COND_V(!s,0);
+	return s->volume_scale;
+
+}
+
+
+/* Audio Physics API */
+
+void AudioServerJavascript::free(RID p_id){
+
+	if (voice_owner.owns(p_id)) {
+		Voice* voice=voice_owner.get(p_id);
+		ERR_FAIL_COND(!voice);
+
+		if (voice->active) {
+			EM_ASM_( {
+				 if (_as_voices[$0]!==null) {
+					_as_voices[$0].stop();
+					 _as_voices[$0].disconnect(_as_voice_gain[$0]);
+				 }
+			},voice->index);
+		}
+
+		EM_ASM_( {
+			delete _as_voices[$0];
+			_as_voice_gain[$0].disconnect(_as_voice_pan[$0]);
+			delete _as_voice_gain[$0];
+			_as_voice_pan[$0].disconnect(_as_audioctx.destination);
+			delete _as_voice_pan[$0];
+
+		 },voice->index);
+
+		voice_owner.free(p_id);
+		memdelete(voice);
+
+	} else if (sample_owner.owns(p_id)) {
+
+		Sample *sample = sample_owner.get(p_id);
+		ERR_FAIL_COND(!sample);
+
+		EM_ASM_( {
+			delete _as_samples[$0];
+
+		 },sample->index);
+
+		sample_owner.free(p_id);
+		memdelete(sample);
+
+	} else if (stream_owner.owns(p_id)) {
+
+
+		Stream *s=stream_owner.get(p_id);
+
+		if (s->active) {
+			stream_set_active(p_id,false);
+		}
+
+		memdelete(s);
+		stream_owner.free(p_id);
+	}
+}
+
+extern "C" {
+
+
+void audio_server_mix_function(int p_frames) {
+
+	//print_line("MIXI! "+itos(p_frames));
+	static_cast<AudioServerJavascript*>(AudioServerJavascript::get_singleton())->mix_to_js(p_frames);
+}
+
+}
+
+void AudioServerJavascript::mix_to_js(int p_frames) {
+
+
+	//process in chunks to make sure to never process more than INTERNAL_BUFFER_SIZE
+	int todo=p_frames;
+	int offset=0;
+
+	while(todo) {
+
+		int tomix=MIN(todo,INTERNAL_BUFFER_SIZE);
+		driver_process_chunk(tomix);
+
+
+		EM_ASM_({
+
+			var data = HEAPF32.subarray($0/4, $0/4 + $2*2);
+
+			for (var channel = 0; channel < _as_output_buffer.numberOfChannels; channel++) {
+				var outputData = _as_output_buffer.getChannelData(channel);
+				// Loop through samples
+				for (var sample = 0; sample < $2; sample++) {
+					// make output equal to the same as the input
+					outputData[sample+$1] = data[sample*2+channel];
+				}
+			}
+
+			},internal_buffer,offset,tomix);
+
+		todo-=tomix;
+		offset+=tomix;
+	}
+}
+
+void AudioServerJavascript::init(){
+
+	//EM_ASM(
+//		console.log('server is '+audio_server);
+//	);
+
+
+	//int latency = GLOBAL_DEF("javascript/audio_latency",16384);
+
+	internal_buffer_channels=2;
+	internal_buffer = memnew_arr(float,INTERNAL_BUFFER_SIZE*internal_buffer_channels);
+	stream_buffer = memnew_arr(int32_t,INTERNAL_BUFFER_SIZE*4); //max 4 channels
+
+	stream_volume=0.3;
+
+	int buffer_latency=16384;
+
+	EM_ASM_( {
+
+		_as_script_node = _as_audioctx.createScriptProcessor($0, 0, 2);
+		_as_script_node.connect(_as_audioctx.destination);
+		console.log(_as_script_node.bufferSize);
+
+
+		_as_script_node.onaudioprocess = function(audioProcessingEvent) {
+		// The output buffer contains the samples that will be modified and played
+			_as_output_buffer = audioProcessingEvent.outputBuffer;
+			audio_server_mix_function(_as_output_buffer.getChannelData(0).length);
+		}
+	},buffer_latency);
+
+
+}
+
+void AudioServerJavascript::finish(){
+
+}
+void AudioServerJavascript::update(){
+
+	for(List<Stream*>::Element *E=active_audio_streams.front();E;E=E->next()) {
+
+		if (E->get()->audio_stream ) {
+			E->get()->audio_stream->update();
+		}
+	}
+}
+
+/* MISC config */
+
+void AudioServerJavascript::lock(){
+
+}
+void AudioServerJavascript::unlock(){
+
+}
+int AudioServerJavascript::get_default_channel_count() const{
+
+	return 1;
+}
+int AudioServerJavascript::get_default_mix_rate() const{
+
+	return 44100;
+}
+
+void AudioServerJavascript::set_stream_global_volume_scale(float p_volume){
+
+
+}
+void AudioServerJavascript::set_fx_global_volume_scale(float p_volume){
+
+	fx_volume_scale=p_volume;
+}
+void AudioServerJavascript::set_event_voice_global_volume_scale(float p_volume){
+
+}
+
+float AudioServerJavascript::get_stream_global_volume_scale() const{
+	return 1;
+}
+float AudioServerJavascript::get_fx_global_volume_scale() const{
+
+	return 1;
+}
+float AudioServerJavascript::get_event_voice_global_volume_scale() const{
+
+	return 1;
+}
+
+uint32_t AudioServerJavascript::read_output_peak() const{
+
+	return 0;
+}
+
+AudioServerJavascript *AudioServerJavascript::singleton=NULL;
+
+AudioServer *AudioServerJavascript::get_singleton() {
+	return singleton;
+}
+
+double AudioServerJavascript::get_mix_time() const{
+
+	return 0;
+}
+double AudioServerJavascript::get_output_delay() const {
+
+	return 0;
+}
+
+
+void AudioServerJavascript::driver_process_chunk(int p_frames) {
+
+
+
+	int samples=p_frames*internal_buffer_channels;
+
+	for(int i=0;i<samples;i++) {
+		internal_buffer[i]=0;
+	}
+
+
+	for(List<Stream*>::Element *E=active_audio_streams.front();E;E=E->next()) {
+
+		ERR_CONTINUE(!E->get()->active); // bug?
+
+
+		AudioStream *as=E->get()->audio_stream;
+		if (!as)
+			continue;
+
+		int channels=as->get_channel_count();
+		if (channels==0)
+			continue; // does not want mix
+		if (!as->mix(stream_buffer,p_frames))
+			continue; //nothing was mixed!!
+
+		int32_t stream_vol_scale=(stream_volume*stream_volume_scale*E->get()->volume_scale)*(1<<STREAM_SCALE_BITS);
+
+#define STRSCALE(m_val)	((((m_val>>STREAM_SCALE_BITS)*stream_vol_scale)>>8)/8388608.0)
+		switch(channels) {
+			case 1: {
+
+				for(int i=0;i<p_frames;i++) {
+
+					internal_buffer[(i<<1)+0]+=STRSCALE(stream_buffer[i]);
+					internal_buffer[(i<<1)+1]+=STRSCALE(stream_buffer[i]);
+				}
+			} break;
+			case 2: {
+
+				for(int i=0;i<p_frames*2;i++) {
+
+					internal_buffer[i]+=STRSCALE(stream_buffer[i]);
+				}
+			} break;
+			case 4: {
+
+				for(int i=0;i<p_frames;i++) {
+
+					internal_buffer[(i<<2)+0]+=STRSCALE((stream_buffer[(i<<2)+0]+stream_buffer[(i<<2)+2])>>1);
+					internal_buffer[(i<<2)+1]+=STRSCALE((stream_buffer[(i<<2)+1]+stream_buffer[(i<<2)+3])>>1);
+				}
+			} break;
+
+
+		}
+
+#undef STRSCALE
+	}
+}
+
+
+/*void AudioServerSW::driver_process(int p_frames,int32_t *p_buffer) {
+
+
+	_output_delay=p_frames/double(AudioDriverSW::get_singleton()->get_mix_rate());
+	//process in chunks to make sure to never process more than INTERNAL_BUFFER_SIZE
+	int todo=p_frames;
+	while(todo) {
+
+		int tomix=MIN(todo,INTERNAL_BUFFER_SIZE);
+		driver_process_chunk(tomix,p_buffer);
+		p_buffer+=tomix;
+		todo-=tomix;
+	}
+
+
+}*/
+
+AudioServerJavascript::AudioServerJavascript() {
+
+	singleton=this;
+	sample_base=1;
+	voice_base=1;
+	EM_ASM(
+		_as_samples={};
+		_as_voices={};
+		_as_voice_pan={};
+		_as_voice_gain={};
+
+		_as_audioctx = new (window.AudioContext || window.webkitAudioContext)();
+
+		audio_server_mix_function = Module.cwrap('audio_server_mix_function', 'void', ['number']);
+	);
+
+	webaudio_mix_rate = EM_ASM_INT_V(
+				return _as_audioctx.sampleRate;
+					);
+	print_line("WEBAUDIO MIX RATE: "+itos(webaudio_mix_rate));
+	event_voice_scale=1.0;
+	fx_volume_scale=1.0;
+	stream_volume_scale=1.0;
+
+}

platform/javascript/audio_server_javascript.h

@@ -0,0 +1,198 @@
+#ifndef AUDIO_SERVER_JAVASCRIPT_H
+#define AUDIO_SERVER_JAVASCRIPT_H
+
+
+#include "servers/audio_server.h"
+
+class AudioServerJavascript  : public AudioServer  {
+
+	OBJ_TYPE(AudioServerJavascript,AudioServer);
+
+	enum {
+		INTERNAL_BUFFER_SIZE=4096,
+		STREAM_SCALE_BITS=12
+
+	};
+
+	AudioMixer *get_mixer();
+	void audio_mixer_chunk_callback(int p_frames);
+
+	struct Sample {
+		SampleFormat format;
+		SampleLoopFormat loop_format;
+		int loop_begin;
+		int loop_end;
+		int length;
+		int index;
+		int mix_rate;
+		bool stereo;
+
+		Vector<float> tmp_data;
+	};
+
+	mutable RID_Owner<Sample> sample_owner;
+	int sample_base;
+
+	struct Voice {
+		int index;
+		float volume;
+		float pan;
+		float pan_depth;
+		float pan_height;
+
+		float chorus;
+		ReverbRoomType reverb_type;
+		float reverb;
+
+		int mix_rate;
+		int sample_mix_rate;
+		bool positional;
+
+		bool active;
+
+	};
+
+	mutable RID_Owner<Voice> voice_owner;
+
+	int voice_base;
+
+	struct Stream {
+		bool active;
+		List<Stream*>::Element *E;
+		AudioStream *audio_stream;
+		EventStream *event_stream;
+		float volume_scale;
+	};
+
+	List<Stream*> active_audio_streams;
+
+	//List<Stream*> event_streams;
+
+	float * internal_buffer;
+	int internal_buffer_channels;
+	int32_t * stream_buffer;
+
+	mutable RID_Owner<Stream> stream_owner;
+
+	float stream_volume;
+	float stream_volume_scale;
+
+	float event_voice_scale;
+	float fx_volume_scale;
+
+
+	void driver_process_chunk(int p_frames);
+
+	int webaudio_mix_rate;
+
+
+	static AudioServerJavascript *singleton;
+public:
+
+	void mix_to_js(int p_frames);
+	/* SAMPLE API */
+
+	virtual RID sample_create(SampleFormat p_format, bool p_stereo, int p_length);
+
+	virtual void sample_set_description(RID p_sample, const String& p_description);
+	virtual String sample_get_description(RID p_sample, const String& p_description) const;
+
+	virtual SampleFormat sample_get_format(RID p_sample) const;
+	virtual bool sample_is_stereo(RID p_sample) const;
+	virtual int sample_get_length(RID p_sample) const;
+	virtual const void* sample_get_data_ptr(RID p_sample) const;
+
+
+	virtual void sample_set_data(RID p_sample, const DVector<uint8_t>& p_buffer);
+	virtual const DVector<uint8_t> sample_get_data(RID p_sample) const;
+
+	virtual void sample_set_mix_rate(RID p_sample,int p_rate);
+	virtual int sample_get_mix_rate(RID p_sample) const;
+
+	virtual void sample_set_loop_format(RID p_sample,SampleLoopFormat p_format);
+	virtual SampleLoopFormat sample_get_loop_format(RID p_sample) const;
+
+	virtual void sample_set_loop_begin(RID p_sample,int p_pos);
+	virtual int sample_get_loop_begin(RID p_sample) const;
+
+	virtual void sample_set_loop_end(RID p_sample,int p_pos);
+	virtual int sample_get_loop_end(RID p_sample) const;
+
+
+	/* VOICE API */
+
+	virtual RID voice_create();
+
+	virtual void voice_play(RID p_voice, RID p_sample);
+
+	virtual void voice_set_volume(RID p_voice, float p_gain);
+	virtual void voice_set_pan(RID p_voice, float p_pan, float p_depth=0,float height=0); //pan and depth go from -1 to 1
+	virtual void voice_set_filter(RID p_voice, FilterType p_type, float p_cutoff, float p_resonance, float p_gain=0);
+	virtual void voice_set_chorus(RID p_voice, float p_chorus );
+	virtual void voice_set_reverb(RID p_voice, ReverbRoomType p_room_type, float p_reverb);
+	virtual void voice_set_mix_rate(RID p_voice, int p_mix_rate);
+	virtual void voice_set_positional(RID p_voice, bool p_positional);
+
+	virtual float voice_get_volume(RID p_voice) const;
+	virtual float voice_get_pan(RID p_voice) const; //pan and depth go from -1 to 1
+	virtual float voice_get_pan_depth(RID p_voice) const; //pan and depth go from -1 to 1
+	virtual float voice_get_pan_height(RID p_voice) const; //pan and depth go from -1 to 1
+	virtual FilterType voice_get_filter_type(RID p_voice) const;
+	virtual float voice_get_filter_cutoff(RID p_voice) const;
+	virtual float voice_get_filter_resonance(RID p_voice) const;
+	virtual float voice_get_chorus(RID p_voice) const;
+	virtual ReverbRoomType voice_get_reverb_type(RID p_voice) const;
+	virtual float voice_get_reverb(RID p_voice) const;
+
+	virtual int voice_get_mix_rate(RID p_voice) const;
+	virtual bool voice_is_positional(RID p_voice) const;
+
+	virtual void voice_stop(RID p_voice);
+	virtual bool voice_is_active(RID p_voice) const;
+
+	/* STREAM API */
+
+	virtual RID audio_stream_create(AudioStream *p_stream);
+	virtual RID event_stream_create(EventStream *p_stream);
+
+	virtual void stream_set_active(RID p_stream, bool p_active);
+	virtual bool stream_is_active(RID p_stream) const;
+
+	virtual void stream_set_volume_scale(RID p_stream, float p_scale);
+	virtual float stream_set_volume_scale(RID p_stream) const;
+
+	/* Audio Physics API */
+
+	virtual void free(RID p_id);
+
+	virtual void init();
+	virtual void finish();
+	virtual void update();
+
+	/* MISC config */
+
+	virtual void lock();
+	virtual void unlock();
+	virtual int get_default_channel_count() const;
+	virtual int get_default_mix_rate() const;
+
+	virtual void set_stream_global_volume_scale(float p_volume);
+	virtual void set_fx_global_volume_scale(float p_volume);
+	virtual void set_event_voice_global_volume_scale(float p_volume);
+
+	virtual float get_stream_global_volume_scale() const;
+	virtual float get_fx_global_volume_scale() const;
+	virtual float get_event_voice_global_volume_scale() const;
+
+	virtual uint32_t read_output_peak() const;
+
+	static AudioServer *get_singleton();
+
+	virtual double get_mix_time() const; //useful for video -> audio sync
+	virtual double get_output_delay() const;
+
+
+	AudioServerJavascript();
+};
+
+#endif // AUDIO_SERVER_JAVASCRIPT_H

platform/javascript/detect.py

@@ -30,7 +30,6 @@ def get_flags():
 		('theora', 'no'),
 		('tools', 'no'),
 		('nedmalloc', 'no'),
-		('vorbis', 'no'),
 		('musepack', 'no'),
 		('squirrel', 'no'),
 		('squish', 'no'),

platform/javascript/export/export.cpp

@@ -144,12 +144,16 @@ static void _fix_html(Vector<uint8_t>& html,const String& name,int max_memory) {
 	str.parse_utf8((const char*)html.ptr(),html.size());
 	Vector<String> lines=str.split("\n");
 	for(int i=0;i<lines.size();i++) {
-		if (lines[i].find("godot.js")!=-1) {
+
-			strnew+="<script type=\"text/javascript\" src=\""+name+"_filesystem.js\"></script>\n";
+		if (lines[i].find("$GODOTTMEM")!=-1) {
-			strnew+="<script async type=\"text/javascript\" src=\""+name+".js\"></script>\n";
+
-		} else if (lines[i].find("var Module")!=-1) {
+			strnew+=lines[i].replace("$GODOTTMEM",itos(max_memory*1024*1024))+"\n";
-			strnew+=lines[i];
+		} else if (lines[i].find("$GODOTFS")!=-1) {
-			strnew+="TOTAL_MEMORY:"+itos(max_memory*1024*1024)+",";
+			strnew+=lines[i].replace("$GODOTFS",name+"fs.js")+"\n";
+		} else if (lines[i].find("$GODOTMEM")!=-1) {
+			strnew+=lines[i].replace("$GODOTMEM",name+".mem")+"\n";
+		} else if (lines[i].find("$GODOTJS")!=-1) {
+			strnew+=lines[i].replace("$GODOTJS",name+".js")+"\n";
 		} else {
 			strnew+=lines[i]+"\n";
 		}
@@ -267,10 +271,10 @@ Error EditorExportPlatformJavaScript::export_project(const String& p_path, bool
 			_fix_html(data,p_path.get_file().basename(),1<<(max_memory+5));
 			file=p_path.get_file();
 		}
-		if (file=="filesystem.js") {
+		if (file=="godotfs.js") {
 
 			_fix_files(data,len);
-			file=p_path.get_file().basename()+"_filesystem.js";
+			file=p_path.get_file().basename()+"fs.js";
 		}
 		if (file=="godot.js") {
 
@@ -278,6 +282,12 @@ Error EditorExportPlatformJavaScript::export_project(const String& p_path, bool
 			file=p_path.get_file().basename()+".js";
 		}
 
+		if (file=="godot.mem") {
+
+			//_fix_godot(data);
+			file=p_path.get_file().basename()+".mem";
+		}
+
 		String dst = p_path.get_base_dir().plus_file(file);
 		FileAccess *f=FileAccess::open(dst,FileAccess::WRITE);
 		if (!f) {

platform/javascript/javascript_main.cpp

@@ -31,6 +31,8 @@
 #include "main/main.h"
 #include "io/resource_loader.h"
 #include "os/keyboard.h"
+
+
 OS_JavaScript *os=NULL;
 
 static void _gfx_init(void *ud,bool gl2,int w, int h,bool fs) {

platform/javascript/os_javascript.cpp

@@ -104,21 +104,21 @@ void OS_JavaScript::initialize(const VideoMode& p_desired,int p_video_driver,int
 	visual_server->init();
 	visual_server->cursor_set_visible(false, 0);
 
-	AudioDriverManagerSW::get_driver(p_audio_driver)->set_singleton();
+	/*AudioDriverManagerSW::get_driver(p_audio_driver)->set_singleton();
 
 	if (AudioDriverManagerSW::get_driver(p_audio_driver)->init()!=OK) {
 
 		ERR_PRINT("Initializing audio failed.");
-	}
+	}*/
 
 	print_line("Init SM");
 
-	sample_manager = memnew( SampleManagerMallocSW );
+	//sample_manager = memnew( SampleManagerMallocSW );
-	audio_server = memnew( AudioServerSW(sample_manager) );
+	audio_server = memnew( AudioServerJavascript );
 
 	print_line("Init Mixer");
 
-	audio_server->set_mixer_params(AudioMixerSW::INTERPOLATION_LINEAR,false);
+	//audio_server->set_mixer_params(AudioMixerSW::INTERPOLATION_LINEAR,false);
 	audio_server->init();
 
 	print_line("Init SoundServer");

platform/javascript/os_javascript.h

@@ -38,7 +38,7 @@
 #include "servers/audio/audio_server_sw.h"
 #include "servers/physics_2d/physics_2d_server_sw.h"
 #include "servers/visual/rasterizer.h"
-
+#include "audio_server_javascript.h"
 #include "audio_driver_javascript.h"
 
 typedef void (*GFXInitFunc)(void *ud,bool gl2,int w, int h, bool fs);
@@ -67,8 +67,8 @@ private:
 
 	Rasterizer *rasterizer;
 	VisualServer *visual_server;
-	AudioServerSW *audio_server;
+	AudioServerJavascript *audio_server;
-	SampleManagerMallocSW *sample_manager;
+	//SampleManagerMallocSW *sample_manager;
 	SpatialSoundServerSW *spatial_sound_server;
 	SpatialSound2DServerSW *spatial_sound_2d_server;
 	PhysicsServer *physics_server;

scene/animation/animation_player.cpp

@@ -857,6 +857,11 @@ void AnimationPlayer::clear_queue() {
 	queued.clear();
 };
 
+void AnimationPlayer::play_backwards(const StringName& p_name,float p_custom_blend) {
+
+	play(p_name,p_custom_blend,-1,true);
+}
+
 void AnimationPlayer::play(const StringName& p_name, float p_custom_blend, float p_custom_scale,bool p_from_end) {
 
 	//printf("animation is %ls\n", String(p_name).c_str());
@@ -1216,6 +1221,7 @@ void AnimationPlayer::_bind_methods() {
 	ObjectTypeDB::bind_method(_MD("get_default_blend_time"),&AnimationPlayer::get_default_blend_time);
 
 	ObjectTypeDB::bind_method(_MD("play","name","custom_blend","custom_speed","from_end"),&AnimationPlayer::play,DEFVAL(""),DEFVAL(-1),DEFVAL(1.0),DEFVAL(false));
+	ObjectTypeDB::bind_method(_MD("play_backwards","name","custom_blend"),&AnimationPlayer::play_backwards,DEFVAL(""),DEFVAL(-1));
 	ObjectTypeDB::bind_method(_MD("stop","reset"),&AnimationPlayer::stop,DEFVAL(true));
 	ObjectTypeDB::bind_method(_MD("stop_all"),&AnimationPlayer::stop_all);
 	ObjectTypeDB::bind_method(_MD("is_playing"),&AnimationPlayer::is_playing);

scene/animation/animation_player.h

@@ -258,6 +258,7 @@ public:
         float get_default_blend_time() const;
 	
 	void play(const StringName& p_name=StringName(),float p_custom_blend=-1,float p_custom_scale=1.0,bool p_from_end=false);
+	void play_backwards(const StringName& p_name=StringName(),float p_custom_blend=-1);
 	void queue(const StringName& p_name);
 	void clear_queue();
 	void stop(bool p_reset=true);