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For indirect mesh shaders fetch up-to-date dispatch arguments

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* This doesn't work for whole-pass mesh fetch, but and will cause
  inconsistencies between single draws due to non-determinism, but should avoid
  crashes.
This commit is contained in:
baldurk
2023-12-07 12:18:30 +00:00
parent fd84a06ee2
commit 4bccf2dac3
9 changed files with 152 additions and 20 deletions
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qrenderdoc/Windows/BufferViewer.cpp
+7 -3
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@@ -513,6 +513,7 @@ struct BufferConfiguration
BufferData *indices = NULL;
int32_t baseVertex = 0;
rdcfixedarray<uint32_t, 3> dispatchSize;
rdcarray<TaskGroupSize> taskSizes;
rdcarray<uint32_t> meshletVertexPrefixCounts;
uint32_t taskOrMeshletOffset = 0;
@@ -562,6 +563,7 @@ struct BufferConfiguration
baseVertex = o.baseVertex;
meshletVertexPrefixCounts = o.meshletVertexPrefixCounts;
dispatchSize = o.dispatchSize;
taskSizes = o.taskSizes;
taskOrMeshletOffset = o.taskOrMeshletOffset;
perPrimitiveOffset = o.perPrimitiveOffset;
@@ -595,6 +597,7 @@ struct BufferConfiguration
b->deref();
meshletVertexPrefixCounts.clear();
dispatchSize = {};
taskSizes.clear();
buffers.clear();
@@ -1938,6 +1941,7 @@ static void RT_FetchMeshPipeData(IReplayController *r, ICaptureContext &ctx, Pop
data->out1Config.displayIndices->deref();
data->out1Config.displayIndices = NULL;
data->out1Config.dispatchSize = data->postOut1.dispatchSize;
data->out1Config.taskSizes = data->postOut1.taskSizes;
if(data->postOut1.vertexResourceId != ResourceId())
@@ -3753,11 +3757,11 @@ void BufferViewer::OnEventChanged(uint32_t eventId)
const ActionDescription *action = m_Ctx.CurAction();
uint32_t i = 0;
for(uint32_t x = 0; x < action->dispatchDimension[0]; x++)
for(uint32_t x = 0; x < bufdata->out1Config.dispatchSize[0]; x++)
{
for(uint32_t y = 0; y < action->dispatchDimension[1]; y++)
for(uint32_t y = 0; y < bufdata->out1Config.dispatchSize[1]; y++)
{
for(uint32_t z = 0; z < action->dispatchDimension[2]; z++)
for(uint32_t z = 0; z < bufdata->out1Config.dispatchSize[2]; z++)
{
TaskGroupSize size = bufdata->out1Config.taskSizes[i];