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GPU/Vulkan: Fix UBO hazard across cmdbuffers

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This commit is contained in:
Connor McLaughlin 2021-03-14 01:53:17 +10:00
parent 05f6f8579f
commit c062cc2c26
2 changed files with 20 additions and 12 deletions
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31
src/core/gpu_hw_vulkan.cpp
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@ -174,8 +174,13 @@ void GPU_HW_Vulkan::ResetGraphicsAPIState()
EndRenderPass();
if (m_host_display->GetDisplayTextureHandle() == &m_vram_texture)
{
m_vram_texture.TransitionToLayout(g_vulkan_context->GetCurrentCommandBuffer(),
VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL);
}
// this is called at the end of the frame, so the UBO is associated with the previous command buffer.
m_batch_ubo_dirty = true;
}
void GPU_HW_Vulkan::RestoreGraphicsAPIState()
@ -238,9 +243,7 @@ void GPU_HW_Vulkan::MapBatchVertexPointer(u32 required_vertices)
if (!m_vertex_stream_buffer.ReserveMemory(required_space, sizeof(BatchVertex)))
{
Log_PerfPrintf("Executing command buffer while waiting for %u bytes in vertex stream buffer", required_space);
EndRenderPass();
g_vulkan_context->ExecuteCommandBuffer(false);
RestoreGraphicsAPIState();
ExecuteCommandBuffer(false, true);
if (!m_vertex_stream_buffer.ReserveMemory(required_space, sizeof(BatchVertex)))
Panic("Failed to reserve vertex stream buffer memory");
}
@ -268,9 +271,7 @@ void GPU_HW_Vulkan::UploadUniformBuffer(const void* data, u32 data_size)
if (!m_uniform_stream_buffer.ReserveMemory(data_size, alignment))
{
Log_PerfPrintf("Executing command buffer while waiting for %u bytes in uniform stream buffer", data_size);
EndRenderPass();
g_vulkan_context->ExecuteCommandBuffer(false);
RestoreGraphicsAPIState();
ExecuteCommandBuffer(false, true);
if (!m_uniform_stream_buffer.ReserveMemory(data_size, alignment))
Panic("Failed to reserve uniform stream buffer memory");
}
@ -405,6 +406,15 @@ void GPU_HW_Vulkan::EndRenderPass()
m_current_render_pass = VK_NULL_HANDLE;
}
void GPU_HW_Vulkan::ExecuteCommandBuffer(bool wait_for_completion, bool restore_state)
{
EndRenderPass();
g_vulkan_context->ExecuteCommandBuffer(wait_for_completion);
m_batch_ubo_dirty = true;
if (restore_state)
RestoreGraphicsAPIState();
}
bool GPU_HW_Vulkan::CreatePipelineLayouts()
{
VkDevice device = g_vulkan_context->GetDevice();
@ -1459,11 +1469,10 @@ void GPU_HW_Vulkan::ReadVRAM(u32 x, u32 y, u32 width, u32 height)
encoded_height);
// And copy it into our shadow buffer (will execute command buffer and stall).
ExecuteCommandBuffer(true, true);
m_vram_readback_staging_texture.ReadTexels(0, 0, encoded_width, encoded_height,
&m_vram_shadow[copy_rect.top * VRAM_WIDTH + copy_rect.left],
VRAM_WIDTH * sizeof(u16));
RestoreGraphicsAPIState();
}
void GPU_HW_Vulkan::FillVRAM(u32 x, u32 y, u32 width, u32 height, u32 color)
@ -1521,9 +1530,7 @@ void GPU_HW_Vulkan::UpdateVRAM(u32 x, u32 y, u32 width, u32 height, const void*
if (!m_texture_stream_buffer.ReserveMemory(data_size, alignment))
{
Log_PerfPrintf("Executing command buffer while waiting for %u bytes in stream buffer", data_size);
EndRenderPass();
g_vulkan_context->ExecuteCommandBuffer(false);
RestoreGraphicsAPIState();
ExecuteCommandBuffer(false, true);
if (!m_texture_stream_buffer.ReserveMemory(data_size, alignment))
{
Panic("Failed to allocate space in stream buffer for VRAM write");
@ -1731,7 +1738,7 @@ bool GPU_HW_Vulkan::BlitVRAMReplacementTexture(const TextureReplacementTexture*
if (!m_texture_replacment_stream_buffer.ReserveMemory(required_size, alignment))
{
Log_PerfPrint("Executing command buffer while waiting for texture replacement buffer space");
g_vulkan_context->ExecuteCommandBuffer(false);
ExecuteCommandBuffer(false, true);
if (!m_texture_replacment_stream_buffer.ReserveMemory(required_size, alignment))
{
Log_ErrorPrintf("Failed to allocate %u bytes from texture replacement streaming buffer", required_size);

1
src/core/gpu_hw_vulkan.h
View file

@ -53,6 +53,7 @@ private:
const VkClearValue* clear_value = nullptr);
void BeginVRAMRenderPass();
void EndRenderPass();
void ExecuteCommandBuffer(bool wait_for_completion, bool restore_state);
bool CreatePipelineLayouts();
bool CreateSamplers();