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[d3d9] Handle very large Up draws

This commit is contained in:
Robin Kertels 2022-07-30 00:11:43 +02:00 committed by Philip Rebohle
parent 2782afaf8a
commit bad7d4690b
1 changed files with 14 additions and 4 deletions
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18
src/d3d9/d3d9_device.cpp
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@ -3976,22 +3976,32 @@ namespace dxvk {
D3D9BufferSlice D3D9DeviceEx::AllocUPBuffer(VkDeviceSize size) {
constexpr VkDeviceSize UPBufferSize = 1 << 20;
if (unlikely(m_upBuffer == nullptr)) {
if (unlikely(m_upBuffer == nullptr || size > UPBufferSize)) {
VkMemoryPropertyFlags memoryFlags
= VK_MEMORY_PROPERTY_HOST_COHERENT_BIT
| VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT
| VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT;
DxvkBufferCreateInfo info;
info.size = UPBufferSize;
info.size = std::max(UPBufferSize, size);
info.usage = VK_BUFFER_USAGE_VERTEX_BUFFER_BIT
| VK_BUFFER_USAGE_INDEX_BUFFER_BIT;
info.access = VK_ACCESS_VERTEX_ATTRIBUTE_READ_BIT
| VK_ACCESS_INDEX_READ_BIT;
info.stages = VK_PIPELINE_STAGE_VERTEX_INPUT_BIT;
m_upBuffer = m_dxvkDevice->createBuffer(info, memoryFlags);
m_upBufferMapPtr = m_upBuffer->mapPtr(0);
Rc<DxvkBuffer> buffer = m_dxvkDevice->createBuffer(info, memoryFlags);
if (size <= UPBufferSize) {
m_upBuffer = std::move(buffer);
m_upBufferMapPtr = m_upBuffer->mapPtr(0);
} else {
// Temporary buffer
D3D9BufferSlice result;
result.slice = DxvkBufferSlice(std::move(buffer), 0, size);
result.mapPtr = buffer->mapPtr(0);
return result;
}
}
VkDeviceSize alignedSize = align(size, CACHE_LINE_SIZE);