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Merge pull request #9528 from liamwhite/mvk-nulldesc

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renderer_vulkan: implement fallback path for null buffer descriptors
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liamwhite 2023-01-05 18:31:55 -05:00 • committed by GitHub
commit eaca61e073
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3 changed files with 19 additions and 0 deletions
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11
src/video_core/renderer_vulkan/vk_buffer_cache.cpp
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@ -336,6 +336,9 @@ void BufferCacheRuntime::Finish() {
void BufferCacheRuntime::CopyBuffer(VkBuffer dst_buffer, VkBuffer src_buffer,
std::span<const VideoCommon::BufferCopy> copies, bool barrier) {
if (dst_buffer == VK_NULL_HANDLE || src_buffer == VK_NULL_HANDLE) {
return;
}
static constexpr VkMemoryBarrier READ_BARRIER{
.sType = VK_STRUCTURE_TYPE_MEMORY_BARRIER,
.pNext = nullptr,
@ -394,6 +397,9 @@ void BufferCacheRuntime::PostCopyBarrier() {
}
void BufferCacheRuntime::ClearBuffer(VkBuffer dest_buffer, u32 offset, size_t size, u32 value) {
if (dest_buffer == VK_NULL_HANDLE) {
return;
}
static constexpr VkMemoryBarrier READ_BARRIER{
.sType = VK_STRUCTURE_TYPE_MEMORY_BARRIER,
.pNext = nullptr,
@ -473,6 +479,11 @@ void BufferCacheRuntime::BindVertexBuffer(u32 index, VkBuffer buffer, u32 offset
cmdbuf.BindVertexBuffers2EXT(index, 1, &buffer, &vk_offset, &vk_size, &vk_stride);
});
} else {
if (!device.HasNullDescriptor() && buffer == VK_NULL_HANDLE) {
ReserveNullBuffer();
buffer = *null_buffer;
offset = 0;
}
scheduler.Record([index, buffer, offset](vk::CommandBuffer cmdbuf) {
cmdbuf.BindVertexBuffer(index, buffer, offset);
});