diff options
Diffstat (limited to 'indra/newview/llhudicon.cpp')
| -rw-r--r-- | indra/newview/llhudicon.cpp | 42 |
1 files changed, 32 insertions, 10 deletions
diff --git a/indra/newview/llhudicon.cpp b/indra/newview/llhudicon.cpp index 28b0e7356a..63040904df 100644 --- a/indra/newview/llhudicon.cpp +++ b/indra/newview/llhudicon.cpp @@ -39,6 +39,7 @@ #include "llviewerobject.h" #include "lldrawable.h" +#include "llvector4a.h" #include "llviewercamera.h" #include "llviewertexture.h" #include "llviewerwindow.h" @@ -266,21 +267,42 @@ BOOL LLHUDIcon::lineSegmentIntersect(const LLVector3& start, const LLVector3& en LLVector3 x_scale = image_aspect * (F32)gViewerWindow->getWindowHeightScaled() * mScale * scale_factor * x_pixel_vec; LLVector3 y_scale = (F32)gViewerWindow->getWindowHeightScaled() * mScale * scale_factor * y_pixel_vec; - LLVector3 lower_left = icon_position - (x_scale * 0.5f); - LLVector3 lower_right = icon_position + (x_scale * 0.5f); - LLVector3 upper_left = icon_position - (x_scale * 0.5f) + y_scale; - LLVector3 upper_right = icon_position + (x_scale * 0.5f) + y_scale; + LLVector4a x_scalea; + LLVector4a icon_positiona; + LLVector4a y_scalea; - - F32 t = 0.f; - LLVector3 dir = end-start; + x_scalea.load3(x_scale.mV); + x_scalea.mul(0.5f); + y_scalea.load3(y_scale.mV); + + icon_positiona.load3(icon_position.mV); + + LLVector4a lower_left; + lower_left.setSub(icon_positiona, x_scalea); + LLVector4a lower_right; + lower_right.setAdd(icon_positiona, x_scalea); + LLVector4a upper_left; + upper_left.setAdd(lower_left, y_scalea); + LLVector4a upper_right; + upper_right.setAdd(lower_right, y_scalea); + + LLVector4a enda; + enda.load3(end.mV); + LLVector4a starta; + starta.load3(start.mV); + LLVector4a dir; + dir.setSub(enda, starta); + + F32 a,b,t; - if (LLTriangleRayIntersect(upper_right, upper_left, lower_right, start, dir, NULL, NULL, &t, FALSE) || - LLTriangleRayIntersect(upper_left, lower_left, lower_right, start, dir, NULL, NULL, &t, FALSE)) + if (LLTriangleRayIntersect(upper_right, upper_left, lower_right, starta, dir, a,b,t) || + LLTriangleRayIntersect(upper_left, lower_left, lower_right, starta, dir, a,b,t)) { if (intersection) { - *intersection = start + dir*t; + dir.mul(t); + starta.add(dir); + *intersection = LLVector3((F32*) &starta.mQ); } return TRUE; } |