public static BuildTerrainJob Create(float extents, float3 cameraPosition, NativeArray <float4> planes, NativeList <RenderNode> renderNodes)
{
float2 camPosition = new float2(cameraPosition.x, cameraPosition.z);
float2 center = default;
center.x = FloorToMultiple(camPosition.x, 32f);
center.y = FloorToMultiple(camPosition.y, 32f);
NodeBounds bounds = new NodeBounds
{
min = new float2(center.x - extents, center.y - extents),
max = new float2(center.x + extents, center.y + extents)
};
BuildTerrainJob job = new BuildTerrainJob
{
CameraPosition = camPosition,
Bounds = bounds,
Planes = planes,
RenderNodes = renderNodes
};
return(job);
}
private void Update()
{
if (BuildEveryFrame)
{
Camera cam = SceneCamera.Camera;
if (cam.transform.rotation.Approximately(LastCameraRotation) && cam.transform.position.Approximately(LastCameraPosition))
{
return;
}
LastCameraRotation = cam.transform.rotation;
LastCameraPosition = cam.transform.position;
FrustumPlanes2.FromCamera(cam, SourcePlanes, Planes);
RenderNodes.Clear();
BuildTerrainJob job = BuildTerrainJob.Create(Extents, cam.transform.position, Planes, RenderNodes);
JobHandle = job.Schedule();
BuildCount++;
}
}
public void Build()
{
Camera camera = SceneCamera.Camera;
FrustumPlanes2.FromCamera(camera, SourcePlanes, Planes);
RenderNodes.Clear();
BuildTerrainJob job = BuildTerrainJob.Create(Extents, camera.transform.position, Planes, RenderNodes);
var watch = System.Diagnostics.Stopwatch.StartNew();
job.Run();
watch.Stop();
Debug.LogFormat("Construct: {0}", watch.ElapsedTicks);
Debug.LogFormat("RenderNode count {0}", RenderNodes.Length);
}
