protected override void UpdateNode()
{
var localToCamera = (Matrix4x4d)GodManager.Instance.WorldToCamera * LocalToWorld;
var localToScreen = (Matrix4x4d)GodManager.Instance.CameraToScreen * localToCamera;
var invLocalToCamera = localToCamera.Inverse();
DeformedCameraPosition = invLocalToCamera * Vector3d.zero; // TODO : Really? zero?
DeformedFrustumPlanes = Frustum.GetFrustumPlanes(localToScreen);
LocalCameraPosition = Deformation.DeformedToLocal(DeformedCameraPosition);
var m = Deformation.LocalToDeformedDifferential(LocalCameraPosition, true);
var left = DeformedFrustumPlanes[0].XYZ().Normalized();
var right = DeformedFrustumPlanes[1].XYZ().Normalized();
var fov = (float)MathUtility.Safe_Acos(-left.Dot(right));
SplitDistance = SplitFactor * Screen.width / 1024.0f * Mathf.Tan(40.0f * Mathf.Deg2Rad) / Mathf.Tan(fov / 2.0f);
DistanceFactor = (float)Math.Max((new Vector3d(m.m[0, 0], m.m[1, 0], m.m[2, 0])).Magnitude(), (new Vector3d(m.m[0, 1], m.m[1, 1], m.m[2, 1])).Magnitude());
if (SplitDistance < 1.1f || !MathUtility.IsFinite(SplitDistance))
{
SplitDistance = 1.1f;
}
// initializes data structures for horizon occlusion culling
if (UseHorizonCulling && LocalCameraPosition.z <= TerrainQuadRoot.ZMax)
{
var deformedDirection = invLocalToCamera * Vector3d.forward;
var localDirection = (Deformation.DeformedToLocal(deformedDirection) - LocalCameraPosition).XY().Normalized();
LocalCameraDirection = new Matrix2x2d(localDirection.y, -localDirection.x, -localDirection.x, -localDirection.y);
for (int i = 0; i < HORIZON_SIZE; ++i)
{
Horizon[i] = float.NegativeInfinity;
}
}
TerrainQuadRoot.UpdateLOD();
//Manager.GetSkyNode().SetUniforms(TerrainMaterial);
//Manager.GetSunNode().SetUniforms(TerrainMaterial);
Body.SetUniforms(TerrainMaterial);
Deformation.SetUniforms(this, TerrainMaterial);
//if (Manager.GetOceanNode() != null)
// Manager.GetOceanNode().SetUniforms(TerrainMaterial);
//else
TerrainMaterial.SetFloat("_Ocean_DrawBRDF", 0.0f);
//if (Manager.GetPlantsNode() != null)
// Manager.GetPlantsNode().SetUniforms(TerrainMaterial);
}
protected override void UpdateNode()
{
TerrainMaterial.renderQueue = (int)ParentBody.RenderQueue + ParentBody.RenderQueueOffset;
if (ParentBody.GetBodyDeformationType() == BodyDeformationType.Spherical)
{
LocalToWorld = Matrix4x4d.ToMatrix4x4d(ParentBody.transform.localToWorldMatrix) * FaceToLocal;
}
else
{
LocalToWorld = FaceToLocal;
}
TangentFrameToWorld = new Matrix3x3d(LocalToWorld.m[0, 0], LocalToWorld.m[0, 1], LocalToWorld.m[0, 2],
LocalToWorld.m[1, 0], LocalToWorld.m[1, 1], LocalToWorld.m[1, 2],
LocalToWorld.m[2, 0], LocalToWorld.m[2, 1], LocalToWorld.m[2, 2]);
var localToCamera = GodManager.Instance.WorldToCamera * LocalToWorld;
var invLocalToCamera = localToCamera.Inverse();
DeformedCameraPosition = invLocalToCamera * Vector3d.zero;
DeformedFrustumPlanes = Frustum.GetFrustumPlanes(GodManager.Instance.CameraToScreen * localToCamera); // NOTE : Extract frustum planes from LocalToScreen matrix...
LocalCameraPosition = Deformation.DeformedToLocal(DeformedCameraPosition);
var m = Deformation.LocalToDeformedDifferential(LocalCameraPosition, true);
var left = DeformedFrustumPlanes[0].XYZ().Normalized();
var right = DeformedFrustumPlanes[1].XYZ().Normalized();
var fov = (float)MathUtility.Safe_Acos(-left.Dot(right));
SplitDistance = SplitFactor * Screen.width / 1024.0f * Mathf.Tan(40.0f * Mathf.Deg2Rad) / Mathf.Tan(fov / 2.0f);
DistanceFactor = (float)Math.Max((new Vector3d(m.m[0, 0], m.m[1, 0], m.m[2, 0])).Magnitude(), (new Vector3d(m.m[0, 1], m.m[1, 1], m.m[2, 1])).Magnitude());
if (SplitDistance < 1.1f || !MathUtility.IsFinite(SplitDistance))
{
SplitDistance = 1.1f;
}
// initializes data structures for horizon occlusion culling
if (UseHorizonCulling && LocalCameraPosition.z <= TerrainQuadRoot.ZMax)
{
var deformedDirection = invLocalToCamera * Vector3d.forward;
var localDirection = (Deformation.DeformedToLocal(deformedDirection) - LocalCameraPosition).xy.Normalized();
LocalCameraDirection = new Matrix2x2d(localDirection.y, -localDirection.x, -localDirection.x, -localDirection.y);
for (byte i = 0; i < HORIZON_SIZE; ++i)
{
Horizon[i] = float.NegativeInfinity;
}
}
TerrainQuadRoot.UpdateLOD();
SetUniforms(TerrainMaterial);
if (ParentBody.AtmosphereEnabled)
{
if (ParentBody.Atmosphere != null)
{
ParentBody.Atmosphere.SetUniforms(TerrainMaterial);
}
}
if (ParentBody.OceanEnabled)
{
if (ParentBody.Ocean != null)
{
ParentBody.Ocean.SetUniforms(TerrainMaterial);
}
else
{
TerrainMaterial.SetFloat("_Ocean_DrawBRDF", 0.0f);
}
}
else
{
TerrainMaterial.SetFloat("_Ocean_DrawBRDF", 0.0f);
}
Deformation.SetUniforms(this, TerrainMaterial);
//if (Manager.GetPlantsNode() != null)
// Manager.GetPlantsNode().SetUniforms(TerrainMaterial);
}
public override void UpdateNode()
{
TerrainMaterial.renderQueue = (int)ParentBody.RenderQueue + ParentBody.RenderQueueOffset;
// NOTE : Body shape dependent...
LocalToWorld = Matrix4x4d.ToMatrix4x4d(ParentBody.transform.localToWorldMatrix) * FaceToLocal;
TangentFrameToWorld = new Matrix3x3d(LocalToWorld.m[0, 0], LocalToWorld.m[0, 1], LocalToWorld.m[0, 2],
LocalToWorld.m[1, 0], LocalToWorld.m[1, 1], LocalToWorld.m[1, 2],
LocalToWorld.m[2, 0], LocalToWorld.m[2, 1], LocalToWorld.m[2, 2]);
LocalToCamera = GodManager.Instance.View.WorldToCameraMatrix * LocalToWorld;
LocalToScreen = GodManager.Instance.View.CameraToScreenMatrix * LocalToCamera;
var invLocalToCamera = LocalToCamera.Inverse();
DeformedCameraPosition = invLocalToCamera * Vector3d.zero;
DeformedFrustumPlanes = Frustum3d.GetFrustumPlanes(LocalToScreen); // NOTE : Extract frustum planes from LocalToScreen matrix...
LocalCameraPosition = Deformation.DeformedToLocal(DeformedCameraPosition);
DeformedLocalToTangent = Deformation.DeformedToTangentFrame(GodManager.Instance.View.WorldCameraPosition) * LocalToWorld * Deformation.LocalToDeformedDifferential(LocalCameraPosition);
var m = Deformation.LocalToDeformedDifferential(LocalCameraPosition, true);
var left = DeformedFrustumPlanes[0].xyz.Normalized();
var right = DeformedFrustumPlanes[1].xyz.Normalized();
var fov = (float)Functions.Safe_Acos(-left.Dot(right));
SplitDistance = SplitFactor * Screen.width / 1024.0f * Mathf.Tan(40.0f * Mathf.Deg2Rad) / Mathf.Tan(fov / 2.0f);
DistanceFactor = (float)Math.Max(new Vector3d(m.m[0, 0], m.m[1, 0], m.m[2, 0]).Magnitude(), new Vector3d(m.m[0, 1], m.m[1, 1], m.m[2, 1]).Magnitude());
if (SplitDistance < 1.1f || SplitDistance > 128.0f || !Functions.IsFinite(SplitDistance))
{
SplitDistance = 1.1f;
}
var splitDistanceBlending = SplitDistance + 1.0f;
DistanceBlending = new Vector2(splitDistanceBlending, 2.0f * SplitDistance - splitDistanceBlending);
// Initializes data structures for horizon occlusion culling
if (UseHorizonCulling && LocalCameraPosition.z <= TerrainQuadRoot.ZMax)
{
var deformedDirection = invLocalToCamera * Vector3d.forward;
var localDirection = (Deformation.DeformedToLocal(deformedDirection) - LocalCameraPosition).Normalized();
LocalCameraDirection = new Matrix2x2d(localDirection.y, -localDirection.x, -localDirection.x, -localDirection.y);
for (var i = 0; i < HORIZON_SIZE; ++i)
{
Horizon[i] = float.NegativeInfinity;
}
}
if (ParentBody.UpdateLOD)
{
TerrainQuadRoot.UpdateLOD();
}
SetUniforms(TerrainMaterial);
}
