diff options
| author | Laszlo Agocs <laszlo.agocs@qt.io> | 2020-10-03 21:57:24 +0200 |
|---|---|---|
| committer | Laszlo Agocs <laszlo.agocs@qt.io> | 2020-10-05 12:08:59 +0200 |
| commit | 20eb40bce92c3e5460cd2540547f3c404fe6dccc (patch) | |
| tree | 1c2bda84a29561035a75e17fbc08aa5ecb48328f /src/gui/rhi | |
| parent | f84ba3108c06b50f31e2054bf23b0a8d20f41176 (diff) | |
rhi: vk: Reduce memcopies with full dynamic buffer updates
Change-Id: Ifc754a639fcdb45a1b1b8721393de9356504342f
Reviewed-by: Andy Nichols <andy.nichols@qt.io>
Diffstat (limited to 'src/gui/rhi')
| -rw-r--r-- | src/gui/rhi/qrhivulkan.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/gui/rhi/qrhivulkan.cpp b/src/gui/rhi/qrhivulkan.cpp index bb4b94c6b3..4e23f1622c 100644 --- a/src/gui/rhi/qrhivulkan.cpp +++ b/src/gui/rhi/qrhivulkan.cpp @@ -2945,8 +2945,11 @@ void QRhiVulkan::enqueueResourceUpdates(QVkCommandBuffer *cbD, QRhiResourceUpdat if (u.type == QRhiResourceUpdateBatchPrivate::BufferOp::DynamicUpdate) { QVkBuffer *bufD = QRHI_RES(QVkBuffer, u.buf); Q_ASSERT(bufD->m_type == QRhiBuffer::Dynamic); - for (int i = 0; i < QVK_FRAMES_IN_FLIGHT; ++i) + for (int i = 0; i < QVK_FRAMES_IN_FLIGHT; ++i) { + if (u.offset == 0 && u.data.size() == bufD->m_size) + bufD->pendingDynamicUpdates[i].clear(); bufD->pendingDynamicUpdates[i].append({ u.offset, u.data }); + } } else if (u.type == QRhiResourceUpdateBatchPrivate::BufferOp::StaticUpload) { QVkBuffer *bufD = QRHI_RES(QVkBuffer, u.buf); Q_ASSERT(bufD->m_type != QRhiBuffer::Dynamic); |