#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"
_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, SGSampleGroup *avionics,
- const string &path)
+ 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 {
}
bool is_avionics = false;
- const char *type_str = node->getStringValue("type", "fx");
- if ( !strcmp(type_str, "avionics") )
+ string type_str = node->getStringValue("type", "fx");
+ if ( type_str == "avionics" )
is_avionics = true;
- _property = root->getNode(node->getStringValue("property", ""), 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;
}
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;
}
} else {
_sgrp = sgrp;
}
- _sample = new SGSoundSample( path.c_str(), node->getStringValue("path", ""));
+ 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