#include <string.h>
#include <simgear/debug/logstream.hxx>
+#include <simgear/props/props.hxx>
#include <simgear/props/condition.hxx>
#include <simgear/math/SGMath.hxx>
-
+#include <simgear/structure/exception.hxx>
+#include <simgear/misc/sg_path.hxx>
#include "xmlsound.hxx"
static double _snd_inv(double v) { return (v == 0) ? 1e99 : 1/v; }
static double _snd_abs(double v) { return (v >= 0) ? v : -v; }
static double _snd_sqrt(double v) { return sqrt(fabs(v)); }
-static double _snd_log10(double v) { return log10(fabs(v)); }
-static double _snd_log(double v) { return log(fabs(v)); }
+static double _snd_log10(double v) { return log10(fabs(v)+1e-9); }
+static double _snd_log(double v) { return log(fabs(v)+1e-9); }
// static double _snd_sqr(double v) { return v*v; }
// static double _snd_pow3(double v) { return v*v*v; }
_dt_play(0.0),
_dt_stop(0.0),
_delay(0.0),
- _stopping(0.0)
+ _stopping(0.0),
+ _initialized(false)
{
}
void
SGXmlSound::init(SGPropertyNode *root, SGPropertyNode *node,
- SGSampleGroup *sgrp, const string &path)
+ SGSampleGroup *sgrp, SGSampleGroup *avionics,
+ const SGPath& currentDir)
{
//
_name = node->getStringValue("name", "");
SG_LOG(SG_GENERAL, SG_DEBUG, "Loading sound information for: " << _name );
- const char *mode_str = node->getStringValue("mode", "");
- if ( !strcmp(mode_str, "looped") ) {
+ string mode_str = node->getStringValue("mode", "");
+ if ( mode_str == "looped" ) {
_mode = SGXmlSound::LOOPED;
- } else if ( !strcmp(mode_str, "in-transit") ) {
+ } else if ( mode_str == "in-transit" ) {
_mode = SGXmlSound::IN_TRANSIT;
} else {
_mode = SGXmlSound::ONCE;
-
- if ( strcmp(mode_str, "") )
- SG_LOG(SG_GENERAL,SG_INFO, "Unknown sound mode for '" << _name << "', default to 'once'");
}
- _property = root->getNode(node->getStringValue("property", ""), true);
+ bool is_avionics = false;
+ string type_str = node->getStringValue("type", "fx");
+ if ( type_str == "avionics" )
+ is_avionics = true;
+
+ string propval = node->getStringValue("property", "");
+ if (propval != "")
+ _property = root->getNode(propval, true);
+
SGPropertyNode *condition = node->getChild("condition");
if (condition != NULL)
_condition = sgReadCondition(root, condition);
for (i = 0; (i < kids.size()) && (i < SGXmlSound::MAXPROP); i++) {
_snd_prop volume = {NULL, NULL, NULL, 1.0, 0.0, 0.0, 0.0, false};
- if (strcmp(kids[i]->getStringValue("property"), ""))
- volume.prop = root->getNode(kids[i]->getStringValue("property", ""), true);
+ propval = kids[i]->getStringValue("property", "");
+ if ( propval != "" )
+ volume.prop = root->getNode(propval, true);
- const char *intern_str = kids[i]->getStringValue("internal", "");
- if (!strcmp(intern_str, "dt_play"))
+ string intern_str = kids[i]->getStringValue("internal", "");
+ if (intern_str == "dt_play")
volume.intern = &_dt_play;
- else if (!strcmp(intern_str, "dt_stop"))
+ else if (intern_str == "dt_stop")
volume.intern = &_dt_stop;
if ((volume.factor = kids[i]->getDoubleValue("factor", 1.0)) != 0.0)
volume.subtract = true;
}
- const char *type_str = kids[i]->getStringValue("type", "");
- if ( strcmp(type_str, "") ) {
+ string type_str = kids[i]->getStringValue("type", "");
+ if ( type_str != "" ) {
for (int j=0; __sound_fn[j].fn; j++)
- if ( !strcmp(type_str, __sound_fn[j].name) ) {
+ if ( type_str == __sound_fn[j].name ) {
volume.fn = __sound_fn[j].fn;
break;
}
}
- float reference_dist = node->getDoubleValue("reference-dist", 500.0);
- float max_dist = node->getDoubleValue("max-dist", 3000.0);
-
+ // rule of thumb: make reference distance a 100th of the maximum distance.
+ float reference_dist = node->getDoubleValue("reference-dist", 60.0);
+ float max_dist = node->getDoubleValue("max-dist", 6000.0);
+
//
// set pitch properties
//
for (i = 0; (i < kids.size()) && (i < SGXmlSound::MAXPROP); i++) {
_snd_prop pitch = {NULL, NULL, NULL, 1.0, 1.0, 0.0, 0.0, false};
- if (strcmp(kids[i]->getStringValue("property", ""), ""))
- pitch.prop = root->getNode(kids[i]->getStringValue("property", ""), true);
+ propval = kids[i]->getStringValue("property", "");
+ if (propval != "")
+ pitch.prop = root->getNode(propval, true);
- const char *intern_str = kids[i]->getStringValue("internal", "");
- if (!strcmp(intern_str, "dt_play"))
+ string intern_str = kids[i]->getStringValue("internal", "");
+ if (intern_str == "dt_play")
pitch.intern = &_dt_play;
- else if (!strcmp(intern_str, "dt_stop"))
+ else if (intern_str == "dt_stop")
pitch.intern = &_dt_stop;
if ((pitch.factor = kids[i]->getDoubleValue("factor", 1.0)) != 0.0)
pitch.subtract = true;
}
- const char *type_str = kids[i]->getStringValue("type", "");
- if ( strcmp(type_str, "") ) {
+ string type_str = kids[i]->getStringValue("type", "");
+ if ( type_str != "" ) {
for (int j=0; __sound_fn[j].fn; j++)
- if ( !strcmp(type_str, __sound_fn[j].name) ) {
+ if ( type_str == __sound_fn[j].name ) {
pitch.fn = __sound_fn[j].fn;
break;
}
SGVec3f offset_pos = SGVec3f::zeros();
SGPropertyNode_ptr prop = node->getChild("position");
if ( prop != NULL ) {
- offset_pos[0] = prop->getDoubleValue("x", 0.0);
+ offset_pos[0] = -prop->getDoubleValue("x", 0.0);
offset_pos[1] = -prop->getDoubleValue("y", 0.0);
- offset_pos[2] = prop->getDoubleValue("z", 0.0);
+ offset_pos[2] = -prop->getDoubleValue("z", 0.0);
}
//
// Orientation
//
- SGVec3d dir = SGVec3d::zeros();
+ SGVec3f dir = SGVec3f::zeros();
float inner = 360.0;
float outer = 360.0;
float outer_gain = 0.0;
prop = node->getChild("orientation");
if ( prop != NULL ) {
- dir = SGVec3d(-prop->getDoubleValue("x", 0.0),
- -prop->getDoubleValue("y", 0.0),
- -prop->getDoubleValue("z", 0.0));
- inner = prop->getDoubleValue("inner-angle", 360.0);
- outer = prop->getDoubleValue("outer-angle", 360.0);
- outer_gain = prop->getDoubleValue("outer-gain", 0.0);
+ dir = SGVec3f(-prop->getFloatValue("x", 0.0),
+ -prop->getFloatValue("y", 0.0),
+ -prop->getFloatValue("z", 0.0));
+ inner = prop->getFloatValue("inner-angle", 360.0);
+ outer = prop->getFloatValue("outer-angle", 360.0);
+ outer_gain = prop->getFloatValue("outer-gain", 0.0);
}
//
// Initialize the sample
//
- _sgrp = sgrp;
- _sample = new SGSoundSample( path.c_str(), node->getStringValue("path", ""));
+ if (is_avionics) {
+ _sgrp = avionics;
+ } else {
+ _sgrp = sgrp;
+ }
+ string soundFileStr = node->getStringValue("path", "");
+ _sample = new SGSoundSample(soundFileStr.c_str(), currentDir);
+ if (!_sample->file_path().exists()) {
+ throw sg_io_exception("XML sound: couldn't find file: '" + soundFileStr + "'");
+ }
+
_sample->set_relative_position( offset_pos );
_sample->set_direction( dir );
_sample->set_audio_cone( inner, outer, outer_gain );
if (_property)
curr_value = _property->getDoubleValue();
+ if (!_initialized)
+ {
+ // update initial value before detecting changes
+ _prev_value = curr_value;
+ _initialized = true;
+ }
+
// If a condition is defined, test whether it is FALSE,
// else
// if a property is defined then test if it's value is FALSE