//オーバーレイと交点を持つかチェック
private bool ComputeOverlayIntersection(Vector3 pos, Vector3 rotvect, ref VROverlayIntersectionResults_t results)
{
#pragma warning disable 0219
string Tag = "[" + this.GetType().Name + ":" + System.Reflection.MethodBase.GetCurrentMethod(); //クラス名とメソッド名を自動取得
#pragma warning restore 0219
//レイ照射情報
VROverlayIntersectionParams_t param = new VROverlayIntersectionParams_t();
//レイ発射元位置
param.vSource = new HmdVector3_t
{
v0 = pos.x,
v1 = pos.y,
v2 = -pos.z //右手系 to 左手系
};
//レイ発射単位方向ベクトル
param.vDirection = new HmdVector3_t
{
v0 = rotvect.x,
v1 = rotvect.y,
v2 = -rotvect.z //右手系 to 左手系
};
//ルーム空間座標系で照射
param.eOrigin = ETrackingUniverseOrigin.TrackingUniverseStanding;
//Overlayと交差していればtrue、していなければfalseで、詳細情報がresultsに入る
return(overlay.ComputeOverlayIntersection(overlayHandle, ref param, ref results));
}
public bool ComputeIntersection(Vector3 source, Vector3 direction, ref SteamVR_Overlay.IntersectionResults results)
{
CVROverlay overlay = OpenVR.Overlay;
if (overlay == null)
{
return(false);
}
VROverlayIntersectionParams_t vroverlayIntersectionParams_t = default(VROverlayIntersectionParams_t);
vroverlayIntersectionParams_t.eOrigin = SteamVR_Render.instance.trackingSpace;
vroverlayIntersectionParams_t.vSource.v0 = source.x;
vroverlayIntersectionParams_t.vSource.v1 = source.y;
vroverlayIntersectionParams_t.vSource.v2 = -source.z;
vroverlayIntersectionParams_t.vDirection.v0 = direction.x;
vroverlayIntersectionParams_t.vDirection.v1 = direction.y;
vroverlayIntersectionParams_t.vDirection.v2 = -direction.z;
VROverlayIntersectionResults_t vroverlayIntersectionResults_t = default(VROverlayIntersectionResults_t);
if (!overlay.ComputeOverlayIntersection(this.handle, ref vroverlayIntersectionParams_t, ref vroverlayIntersectionResults_t))
{
return(false);
}
results.point = new Vector3(vroverlayIntersectionResults_t.vPoint.v0, vroverlayIntersectionResults_t.vPoint.v1, -vroverlayIntersectionResults_t.vPoint.v2);
results.normal = new Vector3(vroverlayIntersectionResults_t.vNormal.v0, vroverlayIntersectionResults_t.vNormal.v1, -vroverlayIntersectionResults_t.vNormal.v2);
results.UVs = new Vector2(vroverlayIntersectionResults_t.vUVs.v0, vroverlayIntersectionResults_t.vUVs.v1);
results.distance = vroverlayIntersectionResults_t.fDistance;
return(true);
}