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some changes to llWorldPosToHUD. May need more (ofc it is opensim)

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UbitUmarov
2025-08-17 01:23:44 +01:00
parent 44c942788f
commit 15dc813fae
2 changed files with 37 additions and 33 deletions
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68
OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
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@@ -19629,44 +19629,48 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
if(sp is null)
return LSL_Vector.Zero;
int h = sp.ControllingClient.viewHeight;
float aspect = h > 0 ?(float)sp.ControllingClient.viewWidth / h : 1f;
Vector3 totarget = (Vector3)wp - sp.CameraPosition;
totarget.Normalize();
float at = totarget.Dot(sp.CameraAtAxis);
float left = totarget.Dot(sp.CameraLeftAxis);
float up = totarget.Dot(sp.CameraUpAxis);
if(atp != (uint)AttachmentPoint.HUDCenter2 && atp != (uint)AttachmentPoint.HUDCenter2)
float fov = at * MathF.Tan((float)sp.ControllingClient.FOV * 0.5f);
if(fov > 0)
{
int h = sp.ControllingClient.viewHeight;
if(h > 0)
{
float aspect = 0.5f * (float)sp.ControllingClient.viewWidth / h;
switch(atp)
{
case (uint)AttachmentPoint.HUDTop:
up -= 0.5f;
break;
case (uint)AttachmentPoint.HUDTopLeft:
up -= 0.5f;
left -= aspect;
break;
case (uint)AttachmentPoint.HUDTopRight:
up -= 0.5f;
left += aspect;
break;
case (uint)AttachmentPoint.HUDBottom:
up += 0.5f;
break;
case (uint)AttachmentPoint.HUDBottomLeft:
up += 0.5f;
left -= aspect;
break;
case (uint)AttachmentPoint.HUDBottomRight:
up += 0.5f;
left += aspect;
break;
}
}
fov = 0.45f / fov;
left *= fov;
up *= fov;
}
switch(atp)
{
case (uint)AttachmentPoint.HUDTop:
up -= 0.5f;
break;
case (uint)AttachmentPoint.HUDTopLeft:
up -= 0.5f;
left -= 0.5f * aspect;
break;
case (uint)AttachmentPoint.HUDTopRight:
up -= 0.5f;
left += 0.5f * aspect;
break;
case (uint)AttachmentPoint.HUDBottom:
up += 0.5f;
break;
case (uint)AttachmentPoint.HUDBottomLeft:
up += 0.5f;
left -= 0.5f * aspect;
break;
case (uint)AttachmentPoint.HUDBottomRight:
up += 0.5f;
left += 0.5f * aspect;
break;
default:
break;
}
return new(at > 0 ? 1 : -1, left, up);
}