本文整理汇总了C++中LLVOVolume::volumePositionToAgent方法的典型用法代码示例。如果您正苦于以下问题：C++ LLVOVolume::volumePositionToAgent方法的具体用法？C++ LLVOVolume::volumePositionToAgent怎么用？C++ LLVOVolume::volumePositionToAgent使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类LLVOVolume的用法示例。
在下文中一共展示了LLVOVolume::volumePositionToAgent方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: updateShape
//.........这里部分代码省略.........
LLBBox screen_bbox;
setVisible(TRUE);
glh::matrix4f mat = glh_get_current_projection()*glh_get_current_modelview();
std::vector<LLVector3>::iterator vert_it;
std::vector<LLVector3>::iterator vert_end;
std::vector<LLVector3> vect_face;
LLVolume* volume = objectp->getVolume();
if (volume)
{
const LLVolumeFace& vf = volume->getVolumeFace(nodep->getLastSelectedTE());
const LLVector3* ext = vf.mExtents;
LLVector3 center = (ext[0]+ext[1])*0.5f;
LLVector3 size = (ext[1]-ext[0])*0.5f;
LLVector3 vert[] =
{
center + size.scaledVec(LLVector3(1,1,1)),
center + size.scaledVec(LLVector3(-1,1,1)),
center + size.scaledVec(LLVector3(1,-1,1)),
center + size.scaledVec(LLVector3(-1,-1,1)),
center + size.scaledVec(LLVector3(1,1,-1)),
center + size.scaledVec(LLVector3(-1,1,-1)),
center + size.scaledVec(LLVector3(1,-1,-1)),
center + size.scaledVec(LLVector3(-1,-1,-1)),
};
LLVOVolume* vo = (LLVOVolume*) objectp;
for (U32 i = 0; i < 8; i++)
{
vect_face.push_back(vo->volumePositionToAgent(vert[i]));
}
}
vert_it = vect_face.begin();
vert_end = vect_face.end();
LLVector3 min = LLVector3(1,1,1);
LLVector3 max = LLVector3(-1,-1,-1);
for(; vert_it != vert_end; ++vert_it)
{
// project silhouette vertices into screen space
glh::vec3f screen_vert = glh::vec3f(vert_it->mV);
mat.mult_matrix_vec(screen_vert);
// add to screenspace bounding box
update_min_max(min, max, LLVector3(screen_vert.v));
}
LLCoordGL screen_min;
screen_min.mX = llround((F32)gViewerWindow->getWindowWidth() * (min.mV[VX] + 1.f) * 0.5f);
screen_min.mY = llround((F32)gViewerWindow->getWindowHeight() * (min.mV[VY] + 1.f) * 0.5f);
LLCoordGL screen_max;
screen_max.mX = llround((F32)gViewerWindow->getWindowWidth() * (max.mV[VX] + 1.f) * 0.5f);
screen_max.mY = llround((F32)gViewerWindow->getWindowHeight() * (max.mV[VY] + 1.f) * 0.5f);
// grow panel so that screenspace bounding box fits inside "media_region" element of HUD
LLRect media_hud_rect;
getParent()->screenRectToLocal(LLRect(screen_min.mX, screen_max.mY, screen_max.mX, screen_min.mY), &media_hud_rect);
LLView* media_region = getChild<LLView>("media_region");
media_hud_rect.mLeft -= media_region->getRect().mLeft;
media_hud_rect.mBottom -= media_region->getRect().mBottom;
media_hud_rect.mTop += getRect().getHeight() - media_region->getRect().mTop;