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Diffstat (limited to 'indra/newview/llviewercamera.cpp')
-rw-r--r--indra/newview/llviewercamera.cpp16
1 files changed, 14 insertions, 2 deletions
diff --git a/indra/newview/llviewercamera.cpp b/indra/newview/llviewercamera.cpp
index f65baea6ca..b5709fa102 100644
--- a/indra/newview/llviewercamera.cpp
+++ b/indra/newview/llviewercamera.cpp
@@ -109,10 +109,13 @@ LLViewerCamera::LLViewerCamera() : LLCamera()
{
calcProjection(getFar());
mCameraFOVDefault = DEFAULT_FIELD_OF_VIEW;
+ mCosHalfCameraFOV = cosf(mCameraFOVDefault * 0.5f);
mPixelMeterRatio = 0.f;
mScreenPixelArea = 0;
mZoomFactor = 1.f;
mZoomSubregion = 1;
+ mAverageSpeed = 0.f;
+ mAverageAngularSpeed = 0.f;
gSavedSettings.getControl("CameraAngle")->getCommitSignal()->connect(boost::bind(&LLViewerCamera::updateCameraAngle, this, _2));
}
@@ -151,15 +154,22 @@ void LLViewerCamera::updateCameraLocation(const LLVector3 &center,
setOriginAndLookAt(origin, up_direction, point_of_interest);
- F32 dpos = (center - last_position).magVec();
+ mVelocityDir = center - last_position ;
+ F32 dpos = mVelocityDir.normVec() ;
LLQuaternion rotation;
rotation.shortestArc(last_axis, getAtAxis());
F32 x, y, z;
F32 drot;
rotation.getAngleAxis(&drot, &x, &y, &z);
+
mVelocityStat.addValue(dpos);
mAngularVelocityStat.addValue(drot);
+
+ mAverageSpeed = mVelocityStat.getMeanPerSec() ;
+ mAverageAngularSpeed = mAngularVelocityStat.getMeanPerSec() ;
+ mCosHalfCameraFOV = cosf(0.5f * getView() * llmax(1.0f, getAspect()));
+
// update pixel meter ratio using default fov, not modified one
mPixelMeterRatio = getViewHeightInPixels()/ (2.f*tanf(mCameraFOVDefault*0.5));
// update screen pixel area
@@ -818,10 +828,12 @@ BOOL LLViewerCamera::areVertsVisible(LLViewerObject* volumep, BOOL all_verts)
LLCamera::setView(vertical_fov_rads); // call base implementation
}
-void LLViewerCamera::setDefaultFOV(F32 vertical_fov_rads) {
+void LLViewerCamera::setDefaultFOV(F32 vertical_fov_rads)
+{
vertical_fov_rads = llclamp(vertical_fov_rads, getMinView(), getMaxView());
setView(vertical_fov_rads);
mCameraFOVDefault = vertical_fov_rads;
+ mCosHalfCameraFOV = cosf(mCameraFOVDefault * 0.5f);
}