diff options
| -rw-r--r-- | indra/llui/llvirtualtrackball.cpp | 73 | ||||
| -rw-r--r-- | indra/newview/skins/default/xui/en/widgets/sun_moon_trackball.xml | 2 |
2 files changed, 56 insertions, 19 deletions
diff --git a/indra/llui/llvirtualtrackball.cpp b/indra/llui/llvirtualtrackball.cpp index 0ddbe8b9c2..a24c5a420d 100644 --- a/indra/llui/llvirtualtrackball.cpp +++ b/indra/llui/llvirtualtrackball.cpp @@ -321,29 +321,66 @@ BOOL LLVirtualTrackball::handleHover(S32 x, S32 y, MASK mask) { if (hasMouseCapture()) { - LLQuaternion delta; - - F32 rotX = x - mPrevX; - F32 rotY = y - mPrevY; - - if (abs(rotX) > 1) - { - F32 direction = (rotX < 0) ? -1 : 1; - delta.setAngleAxis(mIncrementMouse * abs(rotX), 0, direction, 0); // changing X - rotate around Y axis - mValue *= delta; + if (mask == MASK_CONTROL) + { // trackball (move to roll) mode + LLQuaternion delta; + + F32 rotX = x - mPrevX; + F32 rotY = y - mPrevY; + + if (abs(rotX) > 1) + { + F32 direction = (rotX < 0) ? -1 : 1; + delta.setAngleAxis(mIncrementMouse * abs(rotX), 0, direction, 0); // changing X - rotate around Y axis + mValue *= delta; + } + + if (abs(rotY) > 1) + { + F32 direction = (rotY < 0) ? 1 : -1; // reverse for Y (value increases from bottom to top) + delta.setAngleAxis(mIncrementMouse * abs(rotY), direction, 0, 0); // changing Y - rotate around X axis + mValue *= delta; + } } - - if (abs(rotY) > 1) - { - F32 direction = (rotY < 0) ? 1 : -1; // reverse for Y (value increases from bottom to top) - delta.setAngleAxis(mIncrementMouse * abs(rotY), direction, 0, 0); // changing Y - rotate around X axis - mValue *= delta; + else + { // set on click mode + if (!pointInTouchCircle(x, y)) + { + return TRUE; // don't drag outside the circle + } + + F32 radius = mTouchArea->getRect().getWidth() / 2; + F32 xx = x - mTouchArea->getRect().getCenterX(); + F32 yy = y - mTouchArea->getRect().getCenterY(); + F32 dist = sqrt(pow(xx, 2) + pow(yy, 2)); + + F32 azimuth = llclamp(acosf(xx / dist), 0.0f, F_PI); + F32 altitude = llclamp(acosf(dist / radius), 0.0f, F_PI_BY_TWO); + + if (yy < 0) + { + azimuth = F_TWO_PI - azimuth; + } + + LLVector3 draw_point = VectorZero * mValue; + if (draw_point.mV[VZ] >= 0.f) + { + if (is_approx_zero(altitude)) // don't change the hemisphere + { + altitude = F_APPROXIMATELY_ZERO; + } + altitude *= -1; + } + + mValue.setAngleAxis(altitude, 0, 1, 0); + LLQuaternion az_quat; + az_quat.setAngleAxis(azimuth, 0, 0, 1); + mValue *= az_quat; } - - onCommit(); mPrevX = x; mPrevY = y; + onCommit(); } return TRUE; } diff --git a/indra/newview/skins/default/xui/en/widgets/sun_moon_trackball.xml b/indra/newview/skins/default/xui/en/widgets/sun_moon_trackball.xml index 68681b8228..3a9655b317 100644 --- a/indra/newview/skins/default/xui/en/widgets/sun_moon_trackball.xml +++ b/indra/newview/skins/default/xui/en/widgets/sun_moon_trackball.xml @@ -4,7 +4,7 @@ width="150" height="150" user_resize="false" - increment_angle_mouse="0.5f" + increment_angle_mouse="1.5f" increment_angle_btn="3.0f" image_sphere="VirtualTrackball_Sphere" image_moon_back="VirtualTrackball_Moon_Back" |