26 lines
875 B
Plaintext
26 lines
875 B
Plaintext
import Bounding;
|
|
import Common;
|
|
import Scene;
|
|
import WaterCommon;
|
|
|
|
|
|
[numthreads(1, 1, 1)]
|
|
[shader("amplification")]
|
|
void taskMain(
|
|
uint threadID: SV_GroupThreadID,
|
|
uint groupID: SV_GroupID, )
|
|
{
|
|
WaterTile tile = pWaterMaterial.tiles[groupID];
|
|
GroupMemoryBarrierWithGroupSync();
|
|
AABB bounding;
|
|
bounding.minCorner = float3(tile.location.x, tile.height, tile.location.y) * tile.extent;
|
|
bounding.maxCorner = float3(tile.location.x + 1, tile.height, tile.location.y + 1) * tile.extent;
|
|
float3 median = (bounding.minCorner + bounding.maxCorner) / 2;
|
|
float distance = distance(median, pViewParams.cameraPos_WS.xyz);
|
|
uint numMeshes = max(10 - uint(distance / tile.extent), 1);
|
|
WaterPayload payload;
|
|
payload.offset = bounding.minCorner;
|
|
payload.extent = tile.extent / numMeshes;
|
|
DispatchMesh(numMeshes, numMeshes, 1, payload);
|
|
}
|