/// <summary>
///
/// fov范围 [40~90]
/// </summary>
/// <param name="fov"></param>
public void UpdateCameraFov(float fov)
{
if (fov > 90)
{
fov = 90;
}
if (fov < 5)
{
fov = 5;
}
// cache左右眼透视矩阵
if (eyeOriginalProjection == null && eyes[0] != null && eyes[1] != null)
{
eyeOriginalProjection = new Matrix4x4[2];
eyeOriginalProjection[0] = eyes[0].cam.projectionMatrix;
eyeOriginalProjection[1] = eyes[1].cam.projectionMatrix;
}
oldFov = fov;
float near = NvrGlobal.fovNear > 0 ? NvrGlobal.fovNear : 0.0305f;
float far = NvrGlobal.fovFar > 0 ? NvrGlobal.fovFar : 2000;
far = far > 100 ? far : 2000;
float fovLeft = near * Mathf.Tan(-fov * Mathf.Deg2Rad);
float fovTop = near * Mathf.Tan(fov * Mathf.Deg2Rad);
float fovRight = near * Mathf.Tan(fov * Mathf.Deg2Rad);
float fovBottom = near * Mathf.Tan(-fov * Mathf.Deg2Rad);
Matrix4x4 eyeProjection = BaseVRDevice.MakeProjection(fovLeft, fovTop, fovRight, fovBottom, near, far);
if (device != null)
{
for (int i = 0; i < 2; i++)
{
NvrEye eye = eyes[i];
if (eye != null)
{
eye.cam.projectionMatrix = eyeProjection;
}
}
}
}
/// <summary>
/// 检查初始是否需要更新相机投影矩阵
/// </summary>
/// <param name="eye"></param>
public void UpdateEyeCameraProjection(Eye eye)
{
if (oldFov != -1 && eye == Eye.Right)
{
UpdateCameraFov(oldFov);
}
if (!Application.isEditor && device != null && eye == Eye.Right)
{
if (mFar > 0)
{
float mNear = 0.0305f;
if (NvrGlobal.fovNear > -1)
{
mNear = NvrGlobal.fovNear;
}
// Debug.Log("new near : " + mNear + "," + NvrGlobal.fovNear+ ",new far : " + mFar + "," + NvrGlobal.fovFar);
// 更新camera near far
float fovLeft = mNear * Mathf.Tan(-Profile.viewer.maxFOV.outer * Mathf.Deg2Rad);
float fovTop = mNear * Mathf.Tan(Profile.viewer.maxFOV.upper * Mathf.Deg2Rad);
float fovRight = mNear * Mathf.Tan(Profile.viewer.maxFOV.inner * Mathf.Deg2Rad);
float fovBottom = mNear * Mathf.Tan(-Profile.viewer.maxFOV.lower * Mathf.Deg2Rad);
//Debug.Log("fov : " +fovLeft+","+fovRight+","+fovTop+","+fovBottom);
Matrix4x4 eyeProjection = BaseVRDevice.MakeProjection(fovLeft, fovTop, fovRight, fovBottom, mNear, mFar);
for (int i = 0; i < 2; i++)
{
NvrEye mEye = eyes[i];
if (mEye != null)
{
mEye.cam.projectionMatrix = eyeProjection;
}
}
}
}
}