diff options
Diffstat (limited to 'indra/newview/llhudnametag.cpp')
| -rw-r--r-- | indra/newview/llhudnametag.cpp | 31 |
1 files changed, 25 insertions, 6 deletions
diff --git a/indra/newview/llhudnametag.cpp b/indra/newview/llhudnametag.cpp index fc758569e4..82e1f2dfb5 100644 --- a/indra/newview/llhudnametag.cpp +++ b/indra/newview/llhudnametag.cpp @@ -146,24 +146,43 @@ BOOL LLHUDNameTag::lineSegmentIntersect(const LLVector3& start, const LLVector3& mOffsetY = lltrunc(mHeight * ((mVertAlignment == ALIGN_VERT_CENTER) ? 0.5f : 1.f)); + LLVector3 position = mPositionAgent; + + if (mSourceObject) + { //get intersection of eye through mPositionAgent to plane of source object + //using this position keeps the camera from focusing on some seemingly random + //point several meters in front of the nametag + const LLVector3& p = mSourceObject->getPositionAgent(); + const LLVector3& n = LLViewerCamera::getInstance()->getAtAxis(); + const LLVector3& eye = LLViewerCamera::getInstance()->getOrigin(); + + LLVector3 ray = position-eye; + ray.normalize(); + + LLVector3 delta = p-position; + F32 dist = delta*n; + F32 dt = dist/(ray*n); + position += ray*dt; + } + // scale screen size of borders down //RN: for now, text on hud objects is never occluded LLVector3 x_pixel_vec; LLVector3 y_pixel_vec; - LLViewerCamera::getInstance()->getPixelVectors(mPositionAgent, y_pixel_vec, x_pixel_vec); + LLViewerCamera::getInstance()->getPixelVectors(position, y_pixel_vec, x_pixel_vec); LLVector3 width_vec = mWidth * x_pixel_vec; LLVector3 height_vec = mHeight * y_pixel_vec; LLCoordGL screen_pos; - LLViewerCamera::getInstance()->projectPosAgentToScreen(mPositionAgent, screen_pos, FALSE); + LLViewerCamera::getInstance()->projectPosAgentToScreen(position, screen_pos, FALSE); LLVector2 screen_offset; screen_offset = updateScreenPos(mPositionOffset); - LLVector3 render_position = mPositionAgent + LLVector3 render_position = position + (x_pixel_vec * screen_offset.mV[VX]) + (y_pixel_vec * screen_offset.mV[VY]); @@ -197,10 +216,10 @@ BOOL LLHUDNameTag::lineSegmentIntersect(const LLVector3& start, const LLVector3& } LLVector3 dir = end-start; - F32 t = 0.f; + F32 a, b, t; - if (LLTriangleRayIntersect(v[0], v[1], v[2], start, dir, NULL, NULL, &t, FALSE) || - LLTriangleRayIntersect(v[2], v[3], v[0], start, dir, NULL, NULL, &t, FALSE) ) + if (LLTriangleRayIntersect(v[0], v[1], v[2], start, dir, a, b, t, FALSE) || + LLTriangleRayIntersect(v[2], v[3], v[0], start, dir, a, b, t, FALSE) ) { if (t <= 1.f) { |