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[Feat] (MG_Backend/DirectVulkan): VkBufferManager

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swung0x48
2026-03-19 17:44:35 +08:00
parent b6ac6c182e
commit f2ab50b84e
6 changed files with 158 additions and 55 deletions
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MobileGL/MG_Backend/DirectVulkan/Renderer/VulkanRenderer.cpp
+18 -51
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@@ -334,32 +334,21 @@ namespace MobileGL::MG_Backend::DirectVulkan {
MOBILEGL_ASSERT(m_vertexInputStateFactory != nullptr, "VertexInputStateFactory creation failed.");
CreateFrameContexts();
succeeded = m_vertexUploadArena.Initialize({
succeeded = m_bufferManager.Initialize({
.allocator = m_allocator,
.frameCount = m_frameContext.GetFrameCount(),
.usage = VK_BUFFER_USAGE_VERTEX_BUFFER_BIT,
.memoryUsage = VMA_MEMORY_USAGE_AUTO,
.allocationFlags = VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT,
.minBufferSize = 4 * 1024 * 1024,
.persistentlyMapped = false,
.minVertexUploadBytes = 4 * 1024 * 1024,
.minIndexUploadBytes = 1 * 1024 * 1024,
.transientMemoryUsage = VMA_MEMORY_USAGE_AUTO,
.transientAllocationFlags = VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT,
.transientPersistentMapping = false,
});
MOBILEGL_ASSERT(succeeded, "Vertex upload arena initialization failed.");
succeeded = m_indexUploadArena.Initialize({
.allocator = m_allocator,
.frameCount = m_frameContext.GetFrameCount(),
.usage = VK_BUFFER_USAGE_INDEX_BUFFER_BIT,
.memoryUsage = VMA_MEMORY_USAGE_AUTO,
.allocationFlags = VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT,
.minBufferSize = 1 * 1024 * 1024,
.persistentlyMapped = false,
});
MOBILEGL_ASSERT(succeeded, "Index upload arena initialization failed.");
MOBILEGL_ASSERT(succeeded, "Buffer manager initialization failed.");
// Prime the first frame so Render() always targets an acquired swapchain image.
VK_VERIFY(m_frameContext.WaitAndAcquireNextImage(m_device, m_swapchainObject.GetHandle(), m_imageIndexAcquired),
"Initialize, WaitAndAcquireNextImage");
m_vertexUploadArena.BeginFrame(m_frameContext.GetCurrentFrameIndex());
m_indexUploadArena.BeginFrame(m_frameContext.GetCurrentFrameIndex());
m_bufferManager.BeginFrame(m_frameContext.GetCurrentFrameIndex());
MGLOG_D("VulkanRenderer initialized");
}
@@ -379,8 +368,7 @@ namespace MobileGL::MG_Backend::DirectVulkan {
m_textureManager.reset();
}
m_vertexInputStateFactory.reset();
m_vertexUploadArena.Shutdown();
m_indexUploadArena.Shutdown();
m_bufferManager.Shutdown();
m_frameContext.Destroy(m_device, m_commandPool);
@@ -459,8 +447,8 @@ namespace MobileGL::MG_Backend::DirectVulkan {
const SizeT sourceSize = sourceBuffer->GetSize();
BufferSlice slice{};
if (!m_vertexUploadArena.Upload(frameIndex, sourceData->data(), static_cast<VkDeviceSize>(sourceSize), 16,
slice)) {
if (!m_bufferManager.UploadTransient(TransientBufferKind::Vertex, frameIndex, sourceData->data(),
static_cast<VkDeviceSize>(sourceSize), 16, slice)) {
MGLOG_E("UploadAndBindVertexStreams skipped: failed to upload binding %zu", binding);
return false;
}
@@ -501,8 +489,9 @@ namespace MobileGL::MG_Backend::DirectVulkan {
const Uint32 frameIndex = m_frameContext.GetCurrentFrameIndex();
const VkDeviceSize alignment = indexSize;
BufferSlice slice{};
if (!m_indexUploadArena.Upload(frameIndex, indexData->data() + pIndexBufferView->indexByteOffset,
static_cast<VkDeviceSize>(indexDataSizeBytes), alignment, slice)) {
if (!m_bufferManager.UploadTransient(TransientBufferKind::Index, frameIndex,
indexData->data() + pIndexBufferView->indexByteOffset,
static_cast<VkDeviceSize>(indexDataSizeBytes), alignment, slice)) {
MGLOG_E("DrawElements skipped: failed to prepare index upload buffer");
return false;
}
@@ -1283,8 +1272,7 @@ void main() {
result = VK_SUCCESS;
}
VK_VERIFY(result, "Present, vkAcquireNextImageKHR");
m_vertexUploadArena.BeginFrame(m_frameContext.GetCurrentFrameIndex());
m_indexUploadArena.BeginFrame(m_frameContext.GetCurrentFrameIndex());
m_bufferManager.BeginFrame(m_frameContext.GetCurrentFrameIndex());
}
void VulkanRenderer::CreateInstance() {
@@ -1820,31 +1808,10 @@ void main() {
m_frameContext.GetCurrent().isCommandRecording = false;
m_frameContext.GetCurrent().hasCommandBufferRecorded = false;
}
m_vertexUploadArena.Shutdown();
Bool okArena = m_vertexUploadArena.Initialize({
.allocator = m_allocator,
.frameCount = m_frameContext.GetFrameCount(),
.usage = VK_BUFFER_USAGE_VERTEX_BUFFER_BIT,
.memoryUsage = VMA_MEMORY_USAGE_AUTO,
.allocationFlags = VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT,
.minBufferSize = 4 * 1024 * 1024,
.persistentlyMapped = false,
});
MOBILEGL_ASSERT(okArena, "RecreateSwapchain: vertex upload arena initialization failed");
m_indexUploadArena.Shutdown();
okArena = m_indexUploadArena.Initialize({
.allocator = m_allocator,
.frameCount = m_frameContext.GetFrameCount(),
.usage = VK_BUFFER_USAGE_INDEX_BUFFER_BIT,
.memoryUsage = VMA_MEMORY_USAGE_AUTO,
.allocationFlags = VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT,
.minBufferSize = 1 * 1024 * 1024,
.persistentlyMapped = false,
});
MOBILEGL_ASSERT(okArena, "RecreateSwapchain: index upload arena initialization failed");
const Bool okArena = m_bufferManager.RecreateTransientArenas(m_frameContext.GetFrameCount());
MOBILEGL_ASSERT(okArena, "RecreateSwapchain: buffer manager transient arena initialization failed");
if (m_frameContext.GetFrameCount() > 0) {
m_vertexUploadArena.BeginFrame(m_frameContext.GetCurrentFrameIndex());
m_indexUploadArena.BeginFrame(m_frameContext.GetCurrentFrameIndex());
m_bufferManager.BeginFrame(m_frameContext.GetCurrentFrameIndex());
}
}