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Fill query pools with dummy data on creation. Refs #765

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baldurk
2017-10-23 18:02:55 +01:00
parent b83daddbad
commit 74ccb054e0
1 changed files with 40 additions and 0 deletions
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renderdoc/driver/vulkan/wrappers/vk_misc_funcs.cpp
+40
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@@ -865,6 +865,46 @@ bool WrappedVulkan::Serialise_vkCreateQueryPool(Serialiser *localSerialiser, VkD
{
ResourceId live = GetResourceManager()->WrapResource(Unwrap(device), pool);
GetResourceManager()->AddLiveResource(id, pool);
// We fill the query pool with valid but empty data, just so that future copies of query
// results don't read from invalid data.
VkCommandBuffer cmd = GetNextCmd();
VkResult vkr = VK_SUCCESS;
VkCommandBufferBeginInfo beginInfo = {VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO, NULL,
VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT};
vkr = ObjDisp(cmd)->BeginCommandBuffer(Unwrap(cmd), &beginInfo);
RDCASSERTEQUAL(vkr, VK_SUCCESS);
ObjDisp(cmd)->CmdResetQueryPool(Unwrap(cmd), Unwrap(pool), 0, info.queryCount);
// Timestamps are easy - we can do these without needing to render
if(info.queryType == VK_QUERY_TYPE_TIMESTAMP)
{
for(uint32_t i = 0; i < info.queryCount; i++)
ObjDisp(cmd)->CmdWriteTimestamp(Unwrap(cmd), VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
Unwrap(pool), i);
}
else
{
// we do batches, to balance too many queries at once
const uint32_t batchSize = 64;
for(uint32_t i = 0; i < info.queryCount; i += batchSize)
{
for(uint32_t j = i; j < info.queryCount && j < i + batchSize; j++)
ObjDisp(cmd)->CmdBeginQuery(Unwrap(cmd), Unwrap(pool), j, 0);
for(uint32_t j = i; j < info.queryCount && j < i + batchSize; j++)
ObjDisp(cmd)->CmdEndQuery(Unwrap(cmd), Unwrap(pool), j);
}
}
vkr = ObjDisp(cmd)->EndCommandBuffer(Unwrap(cmd));
RDCASSERTEQUAL(vkr, VK_SUCCESS);
}
}