public override void GetClipPlanes(ref ClipPlanes clipPlanes, Transform clipPlaneTransform)
{
#if UNITY_EDITOR
if (m_transform == null)
{
m_transform = transform;
}
#endif
var x = m_transform.right;
var y = m_transform.up;
var z = m_transform.forward;
var o = m_transform.position;
if (m_isOrthographic)
{
clipPlanes.SetClipPlaneNum(3, 2, true);
var xSize = m_orthographicSize * m_aspectRatio;
var ySize = m_orthographicSize;
clipPlanes.clipPlanes[0] = new Plane(x, o);
clipPlanes.clipPlanes[0].distance += xSize;
clipPlanes.maxDistance[0] = 2 * xSize;
clipPlanes.clipPlanes[1] = new Plane(y, o);
clipPlanes.clipPlanes[1].distance += ySize;
clipPlanes.maxDistance[1] = 2 * ySize;
clipPlanes.clipPlanes[2] = new Plane(z, o);
clipPlanes.clipPlanes[2].distance -= m_nearClipPlane;
clipPlanes.maxDistance[2] = m_farClipPlane - m_nearClipPlane;
}
else
{
clipPlanes.SetClipPlaneNum(5, 4, false);
var ySize = Mathf.Tan(0.5f * Mathf.Deg2Rad * m_fieldOfView);
var xSize = ySize * m_aspectRatio;
var x0 = (x + xSize * z).normalized;
var x1 = (-x + xSize * z).normalized;
var y0 = (y + ySize * z).normalized;
var y1 = (-y + ySize * z).normalized;
clipPlanes.clipPlanes[0] = new Plane(x0, o);
clipPlanes.clipPlanes[1] = new Plane(y0, o);
clipPlanes.clipPlanes[2] = new Plane(x1, o);
clipPlanes.clipPlanes[3] = new Plane(y1, o);
clipPlanes.clipPlanes[4] = new Plane(-z, o);
clipPlanes.clipPlanes[4].distance += m_farClipPlane;
clipPlanes.maxDistance[0] = clipPlanes.maxDistance[2] = 2.0f * xSize * m_farClipPlane;
clipPlanes.maxDistance[1] = clipPlanes.maxDistance[3] = 2.0f * ySize * m_farClipPlane;
clipPlanes.maxDistance[4] = m_farClipPlane - m_nearClipPlane;
}
if (clipPlaneTransform != null)
{
var m = clipPlaneTransform.localToWorldMatrix.transpose;
Vector3 t = m.GetRow(3);
for (var i = 0; i < clipPlanes.clipPlaneCount; ++i)
{
var d = Vector3.Dot(clipPlanes.clipPlanes[i].normal, t);
clipPlanes.clipPlanes[i].distance += d;
clipPlanes.clipPlanes[i].normal = m.MultiplyVector(clipPlanes.clipPlanes[i].normal);
}
}
}
public override void GetClipPlanes(ref ClipPlanes clipPlanes,
Transform clipPlaneTransform,
ITransformPredictor predictor)
{
Vector3 z;
var moveBounds = predictor.PredictNextFramePositionChanges();
if (m_light.type == LightType.Directional)
{
z = lightTransform.forward;
}
else
{
z =
(m_target.TransformPoint(m_targetBounds.center + moveBounds.center) - lightTransform.position)
.normalized;
}
var right = m_target.right;
var up = m_target.up;
var forward = m_target.forward;
var angleBounds = predictor.PredictNextFrameEulerAngleChanges();
if (angleBounds.center != Vector3.zero)
{
var rot = m_target.rotation * Quaternion.Euler(angleBounds.center) * Quaternion.Inverse(m_target.rotation);
right = rot * right;
up = rot * up;
forward = rot * forward;
}
var xExtent = m_targetBounds.extents.x + moveBounds.extents.x;
var yExtent = m_targetBounds.extents.y + moveBounds.extents.y;
var zExtent = m_targetBounds.extents.z + moveBounds.extents.z;
if (angleBounds.extents.x != 0.0f)
{
var cos = Mathf.Cos(Mathf.Deg2Rad * Mathf.Min(90, angleBounds.extents.x));
var rcpLen = 1.0f / Mathf.Sqrt(yExtent * yExtent + zExtent * zExtent);
var cos_y = Mathf.Max(cos, yExtent * rcpLen);
var cos_z = Mathf.Max(cos, zExtent * rcpLen);
var ySin = Mathf.Sqrt(1.0f - cos_z * cos_z) * yExtent;
var zSin = Mathf.Sqrt(1.0f - cos_y * cos_y) * zExtent;
yExtent = cos_y * yExtent + zSin;
zExtent = cos_z * zExtent + ySin;
}
if (angleBounds.extents.y != 0.0f)
{
var cos = Mathf.Cos(Mathf.Deg2Rad * Mathf.Min(90, angleBounds.extents.y));
var rcpLen = 1.0f / Mathf.Sqrt(zExtent * zExtent + xExtent * xExtent);
var cos_z = Mathf.Max(cos, zExtent * rcpLen);
var cos_x = Mathf.Max(cos, xExtent * rcpLen);
var zSin = Mathf.Sqrt(1.0f - cos_x * cos_x) * zExtent;
var xSin = Mathf.Sqrt(1.0f - cos_z * cos_z) * xExtent;
zExtent = cos_z * zExtent + xSin;
xExtent = cos_x * xExtent + zSin;
}
if (angleBounds.extents.z != 0.0f)
{
var cos = Mathf.Cos(Mathf.Deg2Rad * Mathf.Min(90, angleBounds.extents.z));
var rcpLen = 1.0f / Mathf.Sqrt(xExtent * xExtent + yExtent * yExtent);
var cos_x = Mathf.Max(cos, xExtent * rcpLen);
var cos_y = Mathf.Max(cos, yExtent * rcpLen);
var xSin = Mathf.Sqrt(1.0f - cos_y * cos_y) * xExtent;
var ySin = Mathf.Sqrt(1.0f - cos_x * cos_x) * yExtent;
xExtent = cos_x * xExtent + ySin;
yExtent = cos_y * yExtent + xSin;
}
var xDepth = Mathf.Abs(Vector3.Dot(right, z));
var xSize = xExtent * Mathf.Sqrt(Mathf.Max(0.0f, 1.0f - xDepth * xDepth));
var yDepth = Mathf.Abs(Vector3.Dot(up, z));
var ySize = yExtent * Mathf.Sqrt(Mathf.Max(0.0f, 1.0f - yDepth * yDepth));
var zDepth = Mathf.Abs(Vector3.Dot(forward, z));
var zSize = zExtent * Mathf.Sqrt(Mathf.Max(0.0f, 1.0f - zDepth * zDepth));
Vector3 x;
if (ySize <= xSize && zSize <= xSize)
{
x = right;
}
else if (xSize <= ySize && zSize <= ySize)
{
x = up;
}
else
{
x = forward;
}
var y = Vector3.Cross(z, x).normalized;
x = Vector3.Cross(y, z);
xSize = xExtent * Mathf.Abs(Vector3.Dot(right, x)) + yExtent * Mathf.Abs(Vector3.Dot(up, x)) +
zExtent * Mathf.Abs(Vector3.Dot(forward, x));
ySize = xExtent * Mathf.Abs(Vector3.Dot(right, y)) + yExtent * Mathf.Abs(Vector3.Dot(up, y)) +
zExtent * Mathf.Abs(Vector3.Dot(forward, y));
if (m_light.type == LightType.Directional)
{
var o = m_target.TransformPoint(m_targetBounds.center + moveBounds.center);
clipPlanes.SetClipPlaneNum(3, 2, true);
clipPlanes.clipPlanes[0] = new Plane(x, o);
clipPlanes.clipPlanes[0].distance += xSize;
clipPlanes.maxDistance[0] = 2 * xSize;
clipPlanes.clipPlanes[1] = new Plane(y, o);
clipPlanes.clipPlanes[1].distance += ySize;
clipPlanes.maxDistance[1] = 2 * ySize;
clipPlanes.clipPlanes[2] = new Plane(z, o);
clipPlanes.clipPlanes[2].distance -= m_nearClipPlane;
clipPlanes.maxDistance[2] = m_farClipPlane - m_nearClipPlane;
}
else
{
var zPos = Vector3.Dot(z, (m_target.position - lightTransform.position));
var o = lightTransform.position;
clipPlanes.SetClipPlaneNum(5, 4, false);
var depth = zPos - xDepth - yDepth - zDepth;
if (depth < m_nearClipPlane)
{
depth = m_nearClipPlane;
}
depth = 1.0f / depth;
xSize *= depth;
ySize *= depth;
var x0 = (x + xSize * z).normalized;
var x1 = (-x + xSize * z).normalized;
var y0 = (y + ySize * z).normalized;
var y1 = (-y + ySize * z).normalized;
clipPlanes.clipPlanes[0] = new Plane(x0, o);
clipPlanes.clipPlanes[1] = new Plane(y0, o);
clipPlanes.clipPlanes[2] = new Plane(x1, o);
clipPlanes.clipPlanes[3] = new Plane(y1, o);
clipPlanes.clipPlanes[4] = new Plane(-z, o);
clipPlanes.clipPlanes[4].distance += m_farClipPlane + zPos;
clipPlanes.maxDistance[0] = clipPlanes.maxDistance[2] = 2.0f * xSize * m_farClipPlane;
clipPlanes.maxDistance[1] = clipPlanes.maxDistance[3] = 2.0f * ySize * m_farClipPlane;
clipPlanes.maxDistance[4] = m_farClipPlane - m_nearClipPlane;
}
if (clipPlaneTransform != null)
{
var m = clipPlaneTransform.localToWorldMatrix.transpose;
Vector3 t = m.GetRow(3);
for (var i = 0; i < clipPlanes.clipPlaneCount; ++i)
{
var d = Vector3.Dot(clipPlanes.clipPlanes[i].normal, t);
clipPlanes.clipPlanes[i].distance += d;
clipPlanes.clipPlanes[i].normal = m.MultiplyVector(clipPlanes.clipPlanes[i].normal);
}
}
}
public override void GetClipPlanes(ref ClipPlanes clipPlanes, Transform clipPlaneTransform)
{
var z = direction;
var right = m_target.right;
var up = m_target.up;
var forward = m_target.forward;
var xDepth = Mathf.Abs(Vector3.Dot(right, z));
var xSize = m_targetBounds.extents.x * Mathf.Sqrt(Mathf.Max(0.0f, 1.0f - xDepth * xDepth));
var yDepth = Mathf.Abs(Vector3.Dot(up, z));
var ySize = m_targetBounds.extents.y * Mathf.Sqrt(Mathf.Max(0.0f, 1.0f - yDepth * yDepth));
var zDepth = Mathf.Abs(Vector3.Dot(forward, z));
var zSize = m_targetBounds.extents.z * Mathf.Sqrt(Mathf.Max(0.0f, 1.0f - zDepth * zDepth));
Vector3 x;
if (ySize <= xSize && zSize <= xSize)
{
x = m_target.right;
}
else if (xSize <= ySize && zSize <= ySize)
{
x = m_target.up;
}
else
{
x = m_target.forward;
}
var y = Vector3.Cross(z, x).normalized;
x = Vector3.Cross(y, z);
xSize = m_targetBounds.extents.x * Mathf.Abs(Vector3.Dot(right, x))
+ m_targetBounds.extents.y * Mathf.Abs(Vector3.Dot(up, x))
+ m_targetBounds.extents.z * Mathf.Abs(Vector3.Dot(forward, x));
ySize = m_targetBounds.extents.x * Mathf.Abs(Vector3.Dot(right, y))
+ m_targetBounds.extents.y * Mathf.Abs(Vector3.Dot(up, y))
+ m_targetBounds.extents.z * Mathf.Abs(Vector3.Dot(forward, y));
if (m_light.type == LightType.Directional)
{
var o = position;
clipPlanes.SetClipPlaneNum(3, 2, true);
clipPlanes.clipPlanes[0] = new Plane(x, o);
clipPlanes.clipPlanes[0].distance += xSize;
clipPlanes.maxDistance[0] = 2 * xSize;
clipPlanes.clipPlanes[1] = new Plane(y, o);
clipPlanes.clipPlanes[1].distance += ySize;
clipPlanes.maxDistance[1] = 2 * ySize;
clipPlanes.clipPlanes[2] = new Plane(z, o);
clipPlanes.clipPlanes[2].distance -= m_nearClipPlane;
clipPlanes.maxDistance[2] = m_farClipPlane - m_nearClipPlane;
}
else
{
var zPos = Vector3.Dot(z, (m_target.position - lightTransform.position));
var o = lightTransform.position;
clipPlanes.SetClipPlaneNum(5, 4, false);
var depth = zPos - xDepth - yDepth - zDepth;
if (depth < m_nearClipPlane)
{
depth = m_nearClipPlane;
}
depth = 1.0f / depth;
xSize *= depth;
ySize *= depth;
var x0 = (x + xSize * z).normalized;
var x1 = (-x + xSize * z).normalized;
var y0 = (y + ySize * z).normalized;
var y1 = (-y + ySize * z).normalized;
clipPlanes.clipPlanes[0] = new Plane(x0, o);
clipPlanes.clipPlanes[1] = new Plane(y0, o);
clipPlanes.clipPlanes[2] = new Plane(x1, o);
clipPlanes.clipPlanes[3] = new Plane(y1, o);
clipPlanes.clipPlanes[4] = new Plane(-z, o);
clipPlanes.clipPlanes[4].distance += m_farClipPlane + zPos;
clipPlanes.maxDistance[0] = clipPlanes.maxDistance[2] = 2.0f * xSize * m_farClipPlane;
clipPlanes.maxDistance[1] = clipPlanes.maxDistance[3] = 2.0f * ySize * m_farClipPlane;
clipPlanes.maxDistance[4] = m_farClipPlane - m_nearClipPlane;
}
if (clipPlaneTransform != null)
{
var m = clipPlaneTransform.localToWorldMatrix.transpose;
Vector3 t = m.GetRow(3);
for (var i = 0; i < clipPlanes.clipPlaneCount; ++i)
{
var d = Vector3.Dot(clipPlanes.clipPlanes[i].normal, t);
clipPlanes.clipPlanes[i].distance += d;
clipPlanes.clipPlanes[i].normal = m.MultiplyVector(clipPlanes.clipPlanes[i].normal);
}
}
}
public abstract void GetClipPlanes(ref ClipPlanes clipPlanes,
Transform clipPlaneTransform,
ITransformPredictor predictor);
public abstract void GetClipPlanes(ref ClipPlanes clipPlanes, Transform clipPlaneTransform);
public void GetClipPlanes(ref ClipPlanes clipPlanes, Transform clipPlaneTransform, ITransformPredictor predictor)
{
var x = m_projectorTransform.right;
var y = m_projectorTransform.up;
var z = m_projectorTransform.forward;
var angleBounds = predictor.PredictNextFrameEulerAngleChanges();
if (angleBounds.center != Vector3.zero)
{
var rot = m_projectorTransform.rotation * Quaternion.Euler(angleBounds.center) *
Quaternion.Inverse(m_projectorTransform.rotation);
x = rot * x;
y = rot * y;
z = rot * z;
}
var o = m_projectorTransform.position;
var moveBounds = predictor.PredictNextFramePositionChanges();
o += m_projectorTransform.TransformDirection(moveBounds.center);
if (m_projector.orthographic)
{
clipPlanes.SetClipPlaneNum(3, 2, true);
var farExtentX = Mathf.Tan(Mathf.Deg2Rad * Mathf.Min(80, angleBounds.extents.y)) * m_projector.farClipPlane;
var farExtentY = Mathf.Tan(Mathf.Deg2Rad * Mathf.Min(80, angleBounds.extents.x)) * m_projector.farClipPlane;
var xSize = m_projector.orthographicSize * m_projector.aspectRatio + farExtentX + moveBounds.extents.x;
var ySize = m_projector.orthographicSize + farExtentY + moveBounds.extents.y;
var cosZ = Mathf.Cos(Mathf.Deg2Rad * Mathf.Min(90, angleBounds.extents.z));
var rcpLen = 1.0f / Mathf.Sqrt(xSize * xSize + ySize * ySize);
var cosZ_x = Mathf.Max(cosZ, xSize * rcpLen);
var cosZ_y = Mathf.Max(cosZ, ySize * rcpLen);
var xSin = Mathf.Sqrt(1.0f - cosZ_y * cosZ_y) * xSize;
var ySin = Mathf.Sqrt(1.0f - cosZ_x * cosZ_x) * ySize;
xSize = cosZ_x * xSize + ySin;
ySize = cosZ_y * ySize + xSin;
clipPlanes.clipPlanes[0] = new Plane(x, o);
clipPlanes.clipPlanes[0].distance += xSize;
clipPlanes.maxDistance[0] = 2 * xSize;
clipPlanes.clipPlanes[1] = new Plane(y, o);
clipPlanes.clipPlanes[1].distance += ySize;
clipPlanes.maxDistance[1] = 2 * ySize;
clipPlanes.clipPlanes[2] = new Plane(z, o);
clipPlanes.clipPlanes[2].distance -= m_projector.nearClipPlane - moveBounds.extents.z;
clipPlanes.maxDistance[2] = m_projector.farClipPlane - m_projector.nearClipPlane +
2.0f * moveBounds.extents.z;
}
else
{
clipPlanes.SetClipPlaneNum(5, 4, false);
var ySize =
Mathf.Tan(Mathf.Deg2Rad * Mathf.Min(0.5f * m_projector.fieldOfView + angleBounds.extents.x, 80)) +
moveBounds.extents.y;
var xSize = Mathf.Tan(0.5f * Mathf.Deg2Rad * m_projector.fieldOfView) * m_projector.aspectRatio;
var extentX = Mathf.Tan(Mathf.Deg2Rad * Mathf.Min(80, angleBounds.extents.y));
xSize = (xSize + extentX) / Mathf.Max(0.1f, 1.0f - xSize * extentX) + moveBounds.extents.x;
var cosZ = Mathf.Cos(Mathf.Deg2Rad * Mathf.Min(90, angleBounds.extents.z));
var rcpLen = 1.0f / Mathf.Sqrt(xSize * xSize + ySize * ySize);
var cosZ_x = Mathf.Max(cosZ, xSize * rcpLen);
var cosZ_y = Mathf.Max(cosZ, ySize * rcpLen);
var xSin = Mathf.Sqrt(1.0f - cosZ_y * cosZ_y) * xSize;
var ySin = Mathf.Sqrt(1.0f - cosZ_x * cosZ_x) * ySize;
xSize = cosZ_x * xSize + ySin;
ySize = cosZ_y * ySize + xSin;
o = o - moveBounds.extents.z * z;
var far = m_projector.farClipPlane + 2.0f * moveBounds.extents.z;
var x0 = (x + xSize * z).normalized;
var x1 = (-x + xSize * z).normalized;
var y0 = (y + ySize * z).normalized;
var y1 = (-y + ySize * z).normalized;
clipPlanes.clipPlanes[0] = new Plane(x0, o);
clipPlanes.clipPlanes[1] = new Plane(y0, o);
clipPlanes.clipPlanes[2] = new Plane(x1, o);
clipPlanes.clipPlanes[3] = new Plane(y1, o);
clipPlanes.clipPlanes[4] = new Plane(-z, o);
clipPlanes.clipPlanes[4].distance += far;
clipPlanes.maxDistance[0] = clipPlanes.maxDistance[2] = 2.0f * xSize * far;
clipPlanes.maxDistance[1] = clipPlanes.maxDistance[3] = 2.0f * ySize * far;
clipPlanes.maxDistance[4] = far - m_projector.nearClipPlane;
}
if (clipPlaneTransform != null)
{
var m = clipPlaneTransform.localToWorldMatrix.transpose;
Vector3 t = m.GetRow(3);
for (var i = 0; i < clipPlanes.clipPlaneCount; ++i)
{
var d = Vector3.Dot(clipPlanes.clipPlanes[i].normal, t);
clipPlanes.clipPlanes[i].distance += d;
clipPlanes.clipPlanes[i].normal = m.MultiplyVector(clipPlanes.clipPlanes[i].normal);
}
}
}
