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it works now???

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Dynamitos
2023-11-27 21:08:27 +01:00
parent 2ad7eae60b
commit 54e66df4cd
7 changed files with 66 additions and 86 deletions
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res/shaders/MeshletBasePass.slang
+35 -68
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@@ -64,21 +64,11 @@ void taskMain(
DispatchMesh(head, 1, 1, p);
}
groupshared VertexAttributes gs_vertices[MAX_VERTICES];
groupshared uint3 gs_indices[MAX_PRIMITIVES];
groupshared uint gs_numVertices;
groupshared uint gs_numPrimitives;
struct PrimitiveAttributes
{
uint cull: SV_CullPrimitive;
};
struct MeshOutput
{
FragmentParameter parameter;
};
[numthreads(MESH_GROUP_SIZE, 1, 1)]
[outputtopology("triangle")]
[shader("mesh")]
@@ -86,73 +76,50 @@ void meshMain(
in uint threadID: SV_GroupIndex,
in uint groupID: SV_GroupID,
in payload MeshPayload meshPayload,
out Vertices<MeshOutput, MAX_VERTICES> vertices,
out Vertices<FragmentParameter, MAX_VERTICES> vertices,
out Indices<uint3, MAX_PRIMITIVES> indices
){
InstanceData inst = pScene.instances[meshPayload.instanceId[groupID]];
MeshData md = pScene.meshData[meshPayload.instanceId[groupID]];
MeshletDescription m = pScene.meshletInfos[meshPayload.meshletId[groupID]];
const uint vertexLoops = (MAX_VERTICES + MESH_GROUP_SIZE - 1) / MESH_GROUP_SIZE;
for(uint i = threadID; i < MAX_VERTICES; i += MESH_GROUP_SIZE)
SetMeshOutputCounts(m.vertexCount, m.primitiveCount);
uint p = min(threadID, m.primitiveCount - 1);
{
uint local_idx0 = pScene.primitiveIndices[m.primitiveOffset + (p * 3) + 0];
uint local_idx1 = pScene.primitiveIndices[m.primitiveOffset + (p * 3) + 1];
uint local_idx2 = pScene.primitiveIndices[m.primitiveOffset + (p * 3) + 2];
indices[p] = uint3(local_idx0, local_idx1, local_idx2);
}
p = min(threadID + 32, m.primitiveCount - 1);
{
uint local_idx0 = pScene.primitiveIndices[m.primitiveOffset + (p * 3) + 0];
uint local_idx1 = pScene.primitiveIndices[m.primitiveOffset + (p * 3) + 1];
uint local_idx2 = pScene.primitiveIndices[m.primitiveOffset + (p * 3) + 2];
indices[p] = uint3(local_idx0, local_idx1, local_idx2);
}
p = min(threadID + 64, m.primitiveCount - 1);
{
uint local_idx0 = pScene.primitiveIndices[m.primitiveOffset + (p * 3) + 0];
uint local_idx1 = pScene.primitiveIndices[m.primitiveOffset + (p * 3) + 1];
uint local_idx2 = pScene.primitiveIndices[m.primitiveOffset + (p * 3) + 2];
indices[p] = uint3(local_idx0, local_idx1, local_idx2);
}
p = min(threadID + 96, m.primitiveCount - 1);
{
uint local_idx0 = pScene.primitiveIndices[m.primitiveOffset + (p * 3) + 0];
uint local_idx1 = pScene.primitiveIndices[m.primitiveOffset + (p * 3) + 1];
uint local_idx2 = pScene.primitiveIndices[m.primitiveOffset + (p * 3) + 2];
indices[p] = uint3(local_idx0, local_idx1, local_idx2);
}
GroupMemoryBarrierWithGroupSync();
for(uint i = threadID; i < MAX_VERTICES; i+=MESH_GROUP_SIZE)
{
uint v = min(i, m.vertexCount - 1);
InterlockedMax(gs_numVertices, v + 1);
{
int vertexIndex = pScene.vertexIndices[m.vertexOffset + v];
gs_vertices[v] = pVertexData.getAttributes(md.indicesOffset + vertexIndex, inst.transformMatrix);
vertices[v] = pVertexData.getAttributes(md.indicesOffset + vertexIndex).getParameter(inst.transformMatrix);
}
}
GroupMemoryBarrierWithGroupSync();
const uint primitiveLoops = (MAX_PRIMITIVES + MESH_GROUP_SIZE - 1) / MESH_GROUP_SIZE;
for(uint i = threadID; i < MAX_PRIMITIVES; i += MESH_GROUP_SIZE)
{
uint p = min(i, m.primitiveCount - 1);
InterlockedMax(gs_numPrimitives, p + 1);
{
uint32_t local_idx0 = pScene.primitiveIndices[m.primitiveOffset + (p * 3) + 0];
uint32_t local_idx1 = pScene.primitiveIndices[m.primitiveOffset + (p * 3) + 1];
uint32_t local_idx2 = pScene.primitiveIndices[m.primitiveOffset + (p * 3) + 2];
gs_indices[p].x = local_idx0;
gs_indices[p].y = local_idx1;
gs_indices[p].z = local_idx2;
}
}
GroupMemoryBarrierWithGroupSync();
SetMeshOutputCounts(gs_numVertices, gs_numPrimitives);
GroupMemoryBarrierWithGroupSync();
uint v = threadID;
v = min(v, m.vertexCount - 1);
FragmentParameter parameter = gs_vertices[v].getParameter(inst.transformMatrix);
vertices[v].parameter = parameter;
if(vertexLoops >= 1)
{
uint v = threadID + MESH_GROUP_SIZE;
v = min(v, m.vertexCount - 1);
FragmentParameter parameter = gs_vertices[v].getParameter(inst.transformMatrix);
vertices[v].parameter = parameter;
}
uint p = threadID;
p = min(p, m.primitiveCount - 1);
indices[p] = gs_indices[p];
if(primitiveLoops >= 1)
{
p += MESH_GROUP_SIZE;
p = min(p, m.primitiveCount - 1);
indices[p] = gs_indices[p];
}
if(primitiveLoops >= 2)
{
p += MESH_GROUP_SIZE;
p = min(p, m.primitiveCount - 1);
indices[p] = gs_indices[p];
}
if(primitiveLoops >= 3)
{
p += MESH_GROUP_SIZE;
p = min(p, m.primitiveCount - 1);
indices[p] = gs_indices[p];
}
}