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Bug 879014 - Part 1: Implement the alternate enum values for PannerNode; r=roc

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This commit is contained in:
Ehsan Akhgari 2013-06-03 19:22:48 -04:00
parent b867c07c1b
commit 5e015adfe7
4 changed files with 56 additions and 0 deletions
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6
content/media/webaudio/PannerNode.cpp
View File

@ -68,6 +68,9 @@ public:
case PanningModelType::HRTF:
mPanningModelFunction = &PannerNodeEngine::HRTFPanningFunction;
break;
default:
NS_NOTREACHED("We should never see the alternate names here");
break;
}
break;
case PannerNode::DISTANCE_MODEL:
@ -82,6 +85,9 @@ public:
case DistanceModelType::Exponential:
mDistanceModelFunction = &PannerNodeEngine::ExponentialGainFunction;
break;
default:
NS_NOTREACHED("We should never see the alternate names here");
break;
}
break;
default:

19
content/media/webaudio/PannerNode.h
View File

@ -42,6 +42,15 @@ public:
}
void SetPanningModel(PanningModelType aPanningModel)
{
// Handle the alternate enum values
switch (aPanningModel) {
case PanningModelType::_0: aPanningModel = PanningModelType::Equalpower; break;
case PanningModelType::_1: aPanningModel = PanningModelType::HRTF; break;
default:
// Shut up the compiler warning
break;
}
mPanningModel = aPanningModel;
SendInt32ParameterToStream(PANNING_MODEL, int32_t(mPanningModel));
}
@ -52,6 +61,16 @@ public:
}
void SetDistanceModel(DistanceModelType aDistanceModel)
{
// Handle the alternate enum values
switch (aDistanceModel) {
case DistanceModelType::_0: aDistanceModel = DistanceModelType::Linear; break;
case DistanceModelType::_1: aDistanceModel = DistanceModelType::Inverse; break;
case DistanceModelType::_2: aDistanceModel = DistanceModelType::Exponential; break;
default:
// Shut up the compiler warning
break;
}
mDistanceModel = aDistanceModel;
SendInt32ParameterToStream(DISTANCE_MODEL, int32_t(mDistanceModel));
}

11
content/media/webaudio/test/test_pannerNode.html
View File

@ -47,6 +47,17 @@ addLoadEvent(function() {
is(panner.channelCountMode, "clamped-max", "Correct channelCountMode for the panner node");
is(panner.channelInterpretation, "speakers", "Correct channelCountInterpretation for the panner node");
panner.panningModel = panner.EQUALPOWER;
is(panner.panningModel, "equalpower", "Correct alternate panningModel enum value");
panner.panningModel = panner.HRTF;
is(panner.panningModel, "HRTF", "Correct alternate panningModel enum value");
panner.distanceModel = panner.LINEAR_DISTANCE;
is(panner.distanceModel, "linear", "Correct alternate distanceModel enum value");
panner.distanceModel = panner.INVERSE_DISTANCE;
is(panner.distanceModel, "inverse", "Correct alternate distanceModel enum value");
panner.distanceModel = panner.EXPONENTIAL_DISTANCE;
is(panner.distanceModel, "exponential", "Correct alternate distanceModel enum value");
panner.setPosition(1, 1, 1);
panner.setOrientation(1, 1, 1);
panner.setVelocity(1, 1, 1);

20
dom/webidl/PannerNode.webidl
View File

@ -11,11 +11,17 @@
*/
enum PanningModelType {
// Hack: Use numbers to support alternate enum values
"0", "1",
"equalpower",
"HRTF"
};
enum DistanceModelType {
// Hack: Use numbers to support alternate enum values
"0", "1", "2",
"linear",
"inverse",
"exponential"
@ -45,3 +51,17 @@ interface PannerNode : AudioNode {
};
/*
* The origin of this IDL file is
* https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html#AlternateNames
*/
[PrefControlled]
partial interface PannerNode {
const unsigned short EQUALPOWER = 0;
const unsigned short HRTF = 1;
const unsigned short LINEAR_DISTANCE = 0;
const unsigned short INVERSE_DISTANCE = 1;
const unsigned short EXPONENTIAL_DISTANCE = 2;
};