raphiaura/KytyPS5
1
0
Fork 0
mirror of https://github.com/KytyPS5/KytyPS5.git synced 2026-10-20 10:56:58 +02:00
Code Issues Packages Projects Releases Wiki Activity

graphics: reuse texture conversion scratch buffers across uploads

Browse Source
This commit is contained in:
nmzik
2026-10-01 00:59:02 +04:00
parent 44ba657573
commit c2f8e64f6d
4 changed files with 59 additions and 50 deletions
Download Patch File Download Diff File Expand all files Collapse all files
tests/ShaderRecompilerComputeTests.cpp
+34
View File
@@ -15298,6 +15298,40 @@ public:
source_stage, vk::PipelineStageFlagBits::eHost, {}, 0, nullptr, 1,
&barrier, 0, nullptr);
};
auto scratch_input = CreateHostBuffer(name, 32, AllFlags,
{0x00020001u, 0x00040003u, 0x00060005u, 0x00080007u,
0x000a0009u, 0x000c000bu, 0x000e000du, 0x0010000fu});
auto scratch_output = CreateHostBuffer(name, 56, AllFlags, {});
const auto copy_scratch = [&](TileManager::Result result, uint64_t offset) {
const vk::BufferCopy copy{result.offset, offset, result.size};
scheduler.Current().Handle().copyBuffer(result.buffer, scratch_output.buffer, 1, &copy);
};
// Keep all four conversions in flight to check growth, overwrite ordering,
// the requested span on reuse, and two simultaneously live workspaces.
const auto first = tile_manager.SwapBgra16({scratch_input.buffer, 0, 8});
copy_scratch(first, 0);
const auto grown = tile_manager.SwapBgra16({scratch_input.buffer, 0, 32});
copy_scratch(grown, 8);
const auto reused = tile_manager.SwapBgra16({scratch_input.buffer, 8, 8});
copy_scratch(reused, 40);
const auto paired = tile_manager.SwapBgra16(reused);
copy_scratch(paired, 48);
Require(name, "scratch workspace reuse",
first.buffer != grown.buffer && grown.buffer == reused.buffer &&
reused.buffer != paired.buffer && reused.size == 8 && paired.size == 8,
"scratch growth, input exclusion, or requested span was lost");
host_barrier(scratch_output.buffer, scratch_output.size,
vk::PipelineStageFlagBits::eTransfer, vk::AccessFlagBits::eTransferWrite);
scheduler.Finish();
Require(name, "scratch workspace GPU contents",
ReadBuffer(name, scratch_output, 14) == std::vector<u32>{
0x00020003u, 0x00040001u,
0x00020003u, 0x00040001u, 0x00060007u, 0x00080005u,
0x000a000bu, 0x000c0009u, 0x000e000fu, 0x0010000du,
0x00060007u, 0x00080005u, 0x00060005u, 0x00080007u},
"scratch reuse overwrote an earlier result or its live conversion input");
DestroyBuffer(&scratch_output);
DestroyBuffer(&scratch_input);
const auto gpu_detile =
[&](const std::vector<uint8_t> &tiled, std::vector<uint8_t> *linear,
uint64_t tiled_capacity, uint64_t linear_capacity,