void CASW_VGUI_Queen_Health_Panel::PositionAroundQueen()
{
C_BaseEntity *pEnt = GetQueen();
if (!pEnt)
return;
// find the volume this entity takes up
Vector mins, maxs;
pEnt->GetRenderBoundsWorldspace(mins,maxs);
// pull out all 8 corners of this volume
Vector worldPos[8];
Vector screenPos[8];
worldPos[0] = mins;
worldPos[1] = mins; worldPos[1].x = maxs.x;
worldPos[2] = mins; worldPos[2].y = maxs.y;
worldPos[3] = mins; worldPos[3].z = maxs.z;
worldPos[4] = mins;
worldPos[5] = maxs; worldPos[5].x = mins.x;
worldPos[6] = maxs; worldPos[6].y = mins.y;
worldPos[7] = maxs; worldPos[7].z = mins.z;
// convert them to screen space
for (int k=0;k<8;k++)
{
debugoverlay->ScreenPosition( worldPos[k], screenPos[k] );
}
// find the rectangle bounding all screen space points
Vector topLeft = screenPos[0];
Vector bottomRight = screenPos[0];
for (int k=0;k<8;k++)
{
topLeft.x = MIN(screenPos[k].x, topLeft.x);
topLeft.y = MIN(screenPos[k].y, topLeft.y);
bottomRight.x = MAX(screenPos[k].x, bottomRight.x);
bottomRight.y = MAX(screenPos[k].y, bottomRight.y);
}
int BracketSize = 0; // todo: set by screen res?
// pad it a bit
topLeft.x -= BracketSize * 2;
topLeft.y -= BracketSize * 2;
bottomRight.x += BracketSize * 2;
bottomRight.y += BracketSize * 2;
int w = ScreenWidth() * 0.6f;
int h = ScreenHeight() * 0.02f;
SetBounds( (bottomRight.x + topLeft.x) * 0.5f - w * 0.5f, topLeft.y, w, h);
}
