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implement transform feedback

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This commit is contained in:
Samuliak 2024-08-08 13:52:48 +02:00
parent e0791c3bf4
commit 5c246d55bd
7 changed files with 65 additions and 54 deletions
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36
src/Cafe/HW/Latte/Renderer/Vulkan/VulkanRenderer.h
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@ -73,11 +73,11 @@ public:
return true;
}
template<typename T>
struct direct_hash
{
size_t operator()(const uint64& k) const noexcept
size_t operator()(const uint64& k) const noexcept
{
return k;
}
@ -277,7 +277,6 @@ public:
// texture functions
void* texture_acquireTextureUploadBuffer(uint32 size) override;
void texture_releaseTextureUploadBuffer(uint8* mem) override;
TextureDecoder* texture_chooseDecodedFormat(Latte::E_GX2SURFFMT format, bool isDepth, Latte::E_DIM dim, uint32 width, uint32 height) override;
@ -370,7 +369,7 @@ private:
VkRect2D currentScissorRect{};
// vertex bindings
struct
struct
{
uint32 offset;
}currentVertexBinding[LATTE_MAX_VERTEX_BUFFERS]{};
@ -457,17 +456,17 @@ private:
bool shaderRoundingModeRTEFloat32{ false };
}shaderFloatControls; // from VK_KHR_shader_float_controls
struct
struct
{
bool debug_utils = false; // VK_EXT_DEBUG_UTILS
}instanceExtensions;
struct
struct
{
bool useTFEmulationViaSSBO = true; // emulate transform feedback via shader writes to a storage buffer
}mode;
struct
struct
{
uint32 minUniformBufferOffsetAlignment = 256;
uint32 nonCoherentAtomSize = 256;
@ -497,7 +496,7 @@ private:
void CreateCommandBuffers();
void swapchain_createDescriptorSetLayout();
// shader
bool IsAsyncPipelineAllowed(uint32 numIndices);
@ -512,6 +511,8 @@ private:
void DeleteFontTextures() override;
bool BeginFrame(bool mainWindow) override;
bool UseTFViaSSBO() const override { return m_featureControl.mode.useTFEmulationViaSSBO; }
// drawcall emulation
PipelineInfo* draw_createGraphicsPipeline(uint32 indexCount);
PipelineInfo* draw_getOrCreateGraphicsPipeline(uint32 indexCount);
@ -574,7 +575,7 @@ private:
VkDevice m_logicalDevice = VK_NULL_HANDLE;
VkDebugUtilsMessengerEXT m_debugCallback = nullptr;
volatile bool m_destructionRequested = false;
QueueFamilyIndices m_indices{};
Semaphore m_pipeline_cache_semaphore;
@ -583,7 +584,7 @@ private:
VkPipelineCache m_pipeline_cache{ nullptr };
VkPipelineLayout m_pipelineLayout{nullptr};
VkCommandPool m_commandPool{ nullptr };
// buffer to cache uniform vars
VkBuffer m_uniformVarBuffer = VK_NULL_HANDLE;
VkDeviceMemory m_uniformVarBufferMemory = VK_NULL_HANDLE;
@ -652,19 +653,19 @@ private:
bool m_submitOnIdle{}; // submit current buffer if Latte command processor goes into idle state (no more commands or waiting for externally signaled condition)
// tracking for dynamic offsets
struct
struct
{
uint32 uniformVarBufferOffset[VulkanRendererConst::SHADER_STAGE_INDEX_COUNT];
struct
struct
{
uint32 unformBufferOffset[LATTE_NUM_MAX_UNIFORM_BUFFERS];
}shaderUB[VulkanRendererConst::SHADER_STAGE_INDEX_COUNT];
}dynamicOffsetInfo{};
// streamout
struct
struct
{
struct
struct
{
bool enabled;
uint32 ringBufferOffset;
@ -714,11 +715,11 @@ private:
accessFlags = 0;
if constexpr ((TSyncOp & BUFFER_SHADER_READ) != 0)
{
// in theory: VK_ACCESS_INDEX_READ_BIT should be set here too but indices are currently separated
// in theory: VK_ACCESS_INDEX_READ_BIT should be set here too but indices are currently separated
stages |= VK_PIPELINE_STAGE_VERTEX_INPUT_BIT | VK_PIPELINE_STAGE_VERTEX_SHADER_BIT | VK_PIPELINE_STAGE_GEOMETRY_SHADER_BIT | VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT;
accessFlags |= VK_ACCESS_VERTEX_ATTRIBUTE_READ_BIT | VK_ACCESS_UNIFORM_READ_BIT | VK_ACCESS_SHADER_READ_BIT;
}
if constexpr ((TSyncOp & BUFFER_SHADER_WRITE) != 0)
{
stages |= VK_PIPELINE_STAGE_VERTEX_SHADER_BIT | VK_PIPELINE_STAGE_GEOMETRY_SHADER_BIT | VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT;
@ -921,7 +922,6 @@ private:
public:
bool GetDisableMultithreadedCompilation() const { return m_featureControl.disableMultithreadedCompilation; }
bool UseTFViaSSBO() const { return m_featureControl.mode.useTFEmulationViaSSBO; }
bool HasSPRIVRoundingModeRTE32() const { return m_featureControl.shaderFloatControls.shaderRoundingModeRTEFloat32; }
bool IsDebugUtilsEnabled() const { return m_featureControl.debugMarkersSupported && m_featureControl.instanceExtensions.debug_utils; }
@ -931,7 +931,7 @@ private:
void debug_genericBarrier();
// shaders
struct
struct
{
RendererShaderVk* copySurface_vs{};
RendererShaderVk* copySurface_psDepth2Color{};