X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=simgear%2Fsound%2Fsample_openal.cxx;h=3c9cb864ad81403fc1d06794c3722046bde1d35f;hb=6250f675db9fdd6f2aef7be43207cd0ac0b6baeb;hp=939e5619bde62102a21353742dcc7fce8bb7c2b7;hpb=fdfdfedf01776fafa4d769b93e95585e018a00d4;p=simgear.git

diff --git a/simgear/sound/sample_openal.cxx b/simgear/sound/sample_openal.cxx
index 939e5619..3c9cb864 100644
--- a/simgear/sound/sample_openal.cxx
+++ b/simgear/sound/sample_openal.cxx
@@ -1,8 +1,10 @@
-// sample.cxx -- Sound sample encapsulation class
+// sample_openal.cxx -- Audio sample encapsulation class
 // 
 // Written by Curtis Olson, started April 2004.
+// Modified to match the new SoundSystem by Erik Hofman, October 2009
 //
 // Copyright (C) 2004  Curtis L. Olson - http://www.flightgear.org/~curt
+// Copyright (C) 2009 Erik Hofman <erik@ehofman.com>
 //
 // This program is free software; you can redistribute it and/or
 // modify it under the terms of the GNU General Public License as
@@ -24,10 +26,14 @@
 #  include <simgear_config.h>
 #endif
 
+#include <stdlib.h>	// rand()
+#include <cstring>
+
 #include <simgear/debug/logstream.hxx>
 #include <simgear/structure/exception.hxx>
 #include <simgear/misc/sg_path.hxx>
-#include <simgear/math/SGQuat.hxx>
+#include <simgear/math/SGMath.hxx>
+#include <simgear/misc/ResourceManager.hxx>
 
 #include "soundmgr_openal.hxx"
 #include "sample_openal.hxx"
@@ -40,12 +46,14 @@
 // empty constructor
 SGSoundSample::SGSoundSample() :
     _absolute_pos(SGVec3d::zeros()),
-    _relative_pos(SGVec3f::zeros()),
+    _relative_pos(SGVec3d::zeros()),
     _direction(SGVec3d::zeros()),
-    _velocity(SGVec3d::zeros()),
-    _base_pos(SGGeod()),
+    _velocity(SGVec3f::zeros()),
     _orientation(SGQuatd::zeros()),
-    _sample_name(""),
+    _orivec(SGVec3f::zeros()),
+    _base_pos(SGVec3d::zeros()),
+    _rotation(SGQuatd::zeros()),
+    _refname(random_string()),
     _data(NULL),
     _format(AL_FORMAT_MONO8),
     _size(0),
@@ -66,19 +74,22 @@ SGSoundSample::SGSoundSample() :
     _playing(false),
     _changed(true),
     _static_changed(true),
-    _is_file(false),
-    _orivec(SGVec3f::zeros())
+    _is_file(false)
 {
 }
 
 // constructor
-SGSoundSample::SGSoundSample( const char *path, const char *file ) :
+SGSoundSample::SGSoundSample(const char *file, const SGPath& currentDir) :
     _absolute_pos(SGVec3d::zeros()),
-    _relative_pos(SGVec3f::zeros()),
+    _relative_pos(SGVec3d::zeros()),
     _direction(SGVec3d::zeros()),
-    _velocity(SGVec3d::zeros()),
-    _base_pos(SGGeod()),
+    _velocity(SGVec3f::zeros()),
     _orientation(SGQuatd::zeros()),
+    _orivec(SGVec3f::zeros()),
+    _base_pos(SGVec3d::zeros()),
+    _rotation(SGQuatd::zeros()),
+    _refname(file),
+    _data(NULL),
     _format(AL_FORMAT_MONO8),
     _size(0),
     _freq(0),
@@ -98,28 +109,60 @@ SGSoundSample::SGSoundSample( const char *path, const char *file ) :
     _playing(false),
     _changed(true),
     _static_changed(true),
-    _is_file(true),
-    _orivec(SGVec3f::zeros())
+    _is_file(true)
 {
-    SGPath samplepath( path );
-    if ( strlen(file) ) {
-        samplepath.append( file );
-    }
-    _sample_name = samplepath.str();
+    SGPath p = simgear::ResourceManager::instance()->findPath(file, currentDir);
+    _refname = p.str();
+}
 
-     SG_LOG( SG_GENERAL, SG_DEBUG, "From file sounds sample = "
-            << samplepath.str() );
+// constructor
+SGSoundSample::SGSoundSample( const unsigned char** data,
+                              int len, int freq, int format ) :
+    _absolute_pos(SGVec3d::zeros()),
+    _relative_pos(SGVec3d::zeros()),
+    _direction(SGVec3d::zeros()),
+    _velocity(SGVec3f::zeros()),
+    _orientation(SGQuatd::zeros()),
+    _orivec(SGVec3f::zeros()),
+    _base_pos(SGVec3d::zeros()),
+    _rotation(SGQuatd::zeros()),
+    _refname(random_string()),
+    _format(format),
+    _size(len),
+    _freq(freq),
+    _valid_buffer(false),
+    _buffer(SGSoundMgr::NO_BUFFER),
+    _valid_source(false),
+    _source(SGSoundMgr::NO_SOURCE),
+    _inner_angle(360.0),
+    _outer_angle(360.0),
+    _outer_gain(0.0),
+    _pitch(1.0),
+    _volume(1.0),
+    _master_volume(1.0),
+    _reference_dist(500.0),
+    _max_dist(3000.0),
+    _loop(AL_FALSE),
+    _playing(false),
+    _changed(true),
+    _static_changed(true),
+    _is_file(false)
+{
+    SG_LOG( SG_GENERAL, SG_DEBUG, "In memory sounds sample" );
+    _data = (unsigned char*)*data; *data = NULL;
 }
 
 // constructor
-SGSoundSample::SGSoundSample( unsigned char *data, int len, int freq, int format ) :
+SGSoundSample::SGSoundSample( void** data, int len, int freq, int format ) :
     _absolute_pos(SGVec3d::zeros()),
-    _relative_pos(SGVec3f::zeros()),
+    _relative_pos(SGVec3d::zeros()),
     _direction(SGVec3d::zeros()),
-    _velocity(SGVec3d::zeros()),
-    _base_pos(SGGeod()),
+    _velocity(SGVec3f::zeros()),
     _orientation(SGQuatd::zeros()),
-    _data(data),
+    _orivec(SGVec3f::zeros()),
+    _base_pos(SGVec3d::zeros()),
+    _rotation(SGQuatd::zeros()),
+    _refname(random_string()),
     _format(format),
     _size(len),
     _freq(freq),
@@ -139,46 +182,49 @@ SGSoundSample::SGSoundSample( unsigned char *data, int len, int freq, int format
     _playing(false),
     _changed(true),
     _static_changed(true),
-    _is_file(false),
-    _orivec(SGVec3f::zeros())
+    _is_file(false)
 {
-    _sample_name = "unknown, data supplied by caller";
     SG_LOG( SG_GENERAL, SG_DEBUG, "In memory sounds sample" );
+    _data = (unsigned char*)*data; *data = NULL;
 }
 
 
 // destructor
 SGSoundSample::~SGSoundSample() {
+    if ( _data != NULL ) free(_data);
 }
 
-void SGSoundSample::set_orientation( SGQuatd ori ) {
-    _orientation = ori;
-    update_absolute_position();
-    _changed = true;
-}
+void SGSoundSample::update_pos_and_orientation() {
+
+    _absolute_pos = _base_pos;
+    if (_relative_pos[0] || _relative_pos[1] || _relative_pos[2] ) {
+       _absolute_pos += _rotation.rotate( _relative_pos );
+    }
 
-void SGSoundSample::set_direction( SGVec3d dir ) {
-    _direction = dir;
-    update_absolute_position();
-    _changed = true;
+    _orivec = SGVec3f::zeros();
+    if ( _direction[0] || _direction[1] || _direction[2] ) {
+        _orivec = toVec3f( _rotation.rotate( _direction ) );
+    }
 }
 
-void SGSoundSample::set_relative_position( SGVec3f pos ) {
-    _relative_pos = pos;
-    update_absolute_position();
-    _changed = true;
+string SGSoundSample::random_string() {
+      static const char *r = "0123456789abcdefghijklmnopqrstuvwxyz"
+                             "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
+      string rstr = "System generated name: ";
+      for (int i=0; i<10; i++) {
+          rstr.push_back( r[rand() % strlen(r)] );
+      }
+
+      return rstr;
 }
 
-void SGSoundSample::set_position( SGGeod pos ) {
-    _base_pos = pos;
-    update_absolute_position();
-    _changed = true;
+SGPath SGSoundSample::file_path() const
+{
+  if (!_is_file) {
+    return SGPath();
+  }
+  
+  return SGPath(_refname);
 }
 
-void SGSoundSample::update_absolute_position() {
-    SGQuatd orient = SGQuatd::fromLonLat(_base_pos) * _orientation;
-    _orivec = -toVec3f(orient.rotate(_direction));
 
-    _absolute_pos = -SGVec3d::fromGeod(_base_pos);
-    // TODO: add relative position
-}