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Diffstat (limited to 'indra/llinventory/llsettingsbase.h')
-rw-r--r--indra/llinventory/llsettingsbase.h22
1 files changed, 21 insertions, 1 deletions
diff --git a/indra/llinventory/llsettingsbase.h b/indra/llinventory/llsettingsbase.h
index d00e340b4b..71358d6a49 100644
--- a/indra/llinventory/llsettingsbase.h
+++ b/indra/llinventory/llsettingsbase.h
@@ -166,6 +166,8 @@ public:
virtual bool validate();
+ virtual ptr_t buildDerivedClone() = 0;
+
class Validator
{
public:
@@ -269,10 +271,15 @@ public:
mOnFinished(),
mTarget(target),
mInitial(initsetting),
- mFinal(endsetting)
+ mFinal(endsetting),
+ mIsTrivial(false)
{
if (mInitial)
mTarget->replaceSettings(mInitial->getSettings());
+
+ if (!mFinal)
+ mFinal = mInitial;
+ mIsTrivial = (mFinal == mInitial);
}
virtual ~LLSettingsBlender() {}
@@ -280,8 +287,16 @@ public:
virtual void reset( LLSettingsBase::ptr_t &initsetting, const LLSettingsBase::ptr_t &endsetting, F64 /*span*/ = 1.0)
{
// note: the 'span' reset parameter is unused by the base class.
+ if (!mInitial)
+ LL_WARNS("BLENDER") << "Reseting blender with empty initial setting. Expect badness in the future." << LL_ENDL;
+
mInitial = initsetting;
mFinal = endsetting;
+
+ if (!mFinal)
+ mFinal = mInitial;
+ mIsTrivial = (mFinal == mInitial);
+
mTarget->replaceSettings(mInitial->getSettings());
}
@@ -308,6 +323,8 @@ public:
virtual void update(F64 blendf);
virtual F64 setPosition(F64 blendf);
+ virtual void switchTrack(S32 trackno, F64 position = -1.0) { /*NoOp*/ }
+
protected:
void triggerComplete();
@@ -316,6 +333,7 @@ protected:
LLSettingsBase::ptr_t mTarget;
LLSettingsBase::ptr_t mInitial;
LLSettingsBase::ptr_t mFinal;
+ bool mIsTrivial;
};
class LLSettingsBlenderTimeDelta : public LLSettingsBlender
@@ -349,6 +367,8 @@ public:
virtual void update(F64 timedelta) override;
protected:
+ F64 calculateBlend(F64 spanpos, F64 spanlen) const;
+
F64Seconds mBlendSpan;
F64Seconds mLastUpdate;
F64Seconds mTimeSpent;