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Lots of shader changes, basic primitive writing

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Dynamitos
2024-05-30 21:24:21 +02:00
parent f278afad66
commit 953c90f2de
18 changed files with 599 additions and 464 deletions
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res/shaders/DrawListTask.slang
+11 -7
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@@ -3,6 +3,7 @@ import Scene;
groupshared MeshPayload p;
groupshared uint head;
groupshared MeshData mesh;
[numthreads(TASK_GROUP_SIZE, 1, 1)]
[shader("amplification")]
@@ -13,22 +14,25 @@ void taskMain(
if (threadID == 0)
{
head = 0;
mesh = pScene.meshData[pOffsets.instanceOffset + groupID];
p.instanceId = pOffsets.instanceOffset + groupID;
p.meshletOffset = mesh.meshletOffset;
p.cullingOffset = pScene.cullingOffsets[p.instanceId];
}
GroupMemoryBarrierWithGroupSync();
MeshData mesh = pScene.meshData[p.instanceId];
for (uint i = threadID; i < mesh.numMeshlets; i += TASK_GROUP_SIZE)
{
uint m = mesh.meshletOffset + i;
//MeshletDescription meshlet = pScene.meshletInfos[m];
//MeshletCullingInfo culling = pScene.culledMeshlets[pScene.cullingOffsets[p.instanceId] + i];
//if(culling.anyVisible())
uint m = p.meshletOffset + i;
uint cull = p.cullingOffset + i;
MeshletDescription meshlet = pScene.meshletInfos[m];
MeshletCullingInfo culling = pScene.culledMeshlets[cull];
if(culling.anyVisible())
{
uint index;
InterlockedAdd(head, 1, index);
p.culledMeshlets[i] = m;
p.culledMeshlets[index] = i;
}
}
GroupMemoryBarrierWithGroupSync();
DispatchMesh(mesh.numMeshlets, 1, 1, p);
DispatchMesh(head, 1, 1, p);
}