[Feat] (MG_Backend/DirectVulkan): Pipeline factory

This commit is contained in:
2026-02-17 10:57:39 +08:00
parent 49b0743422
commit 5f6a0b5969
5 changed files with 195 additions and 107 deletions
@@ -76,96 +76,21 @@ namespace MobileGL::MG_Backend::DirectVulkan {
}
)";
VkPipeline VulkanRenderer::CreateGraphicsPipeline(const VkPipelineVertexInputStateCreateInfo& vertexInputState) const {
MOBILEGL_ASSERT(!m_demoPipelineStages.empty(), "CreateGraphicsPipeline requires shader stages");
VkPipeline VulkanRenderer::GetOrCreatePipeline(
Uint64 programHash, Uint64 vertexInputHash, const VkPipelineVertexInputStateCreateInfo& vertexInputState) {
MOBILEGL_ASSERT(m_pipelineFactory != nullptr, "PipelineFactory is not initialized");
MOBILEGL_ASSERT(!m_demoPipelineStages.empty(), "GetOrCreatePipeline requires shader stages");
VkPipelineDynamicStateCreateInfo dynamicState{};
dynamicState.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO;
dynamicState.dynamicStateCount = static_cast<uint32_t>(std::size(s_dynamicStates));
dynamicState.pDynamicStates = s_dynamicStates;
VkPipelineInputAssemblyStateCreateInfo ia{VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO};
ia.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
VkViewport vp{};
vp.x = 0;
vp.y = 0;
const auto swapchainExtent = m_swapchainObject.GetExtent();
vp.width = (float)swapchainExtent.width;
vp.height = (float)swapchainExtent.height;
vp.minDepth = 0;
vp.maxDepth = 1;
VkRect2D scissor{{0, 0}, swapchainExtent};
VkPipelineViewportStateCreateInfo vpci{VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO};
vpci.viewportCount = 1;
vpci.pViewports = &vp;
vpci.scissorCount = 1;
vpci.pScissors = &scissor;
VkPipelineRasterizationStateCreateInfo raster{VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO};
raster.polygonMode = VK_POLYGON_MODE_FILL;
raster.cullMode = VK_CULL_MODE_NONE;
raster.frontFace = VK_FRONT_FACE_CLOCKWISE;
raster.lineWidth = 1.0f;
VkPipelineMultisampleStateCreateInfo ms{VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO};
ms.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
VkPipelineDepthStencilStateCreateInfo depthStencil{VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO};
depthStencil.depthTestEnable = VK_FALSE;
depthStencil.depthWriteEnable = VK_FALSE;
depthStencil.depthCompareOp = VK_COMPARE_OP_ALWAYS;
depthStencil.depthBoundsTestEnable = VK_FALSE;
depthStencil.stencilTestEnable = VK_FALSE;
VkPipelineColorBlendAttachmentState colorAttach{};
colorAttach.colorWriteMask =
VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT | VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT;
colorAttach.blendEnable = VK_FALSE;
VkPipelineColorBlendStateCreateInfo blend{VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO};
blend.attachmentCount = 1;
blend.pAttachments = &colorAttach;
VkGraphicsPipelineCreateInfo gpi{VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO};
gpi.stageCount = static_cast<Uint32>(m_demoPipelineStages.size());
gpi.pStages = m_demoPipelineStages.data();
gpi.pVertexInputState = &vertexInputState;
gpi.pInputAssemblyState = &ia;
gpi.pViewportState = &vpci;
gpi.pRasterizationState = &raster;
gpi.pMultisampleState = &ms;
gpi.pDepthStencilState = &depthStencil;
gpi.pColorBlendState = &blend;
gpi.pDynamicState = &dynamicState;
gpi.layout = m_pipelineLayout;
gpi.renderPass = m_renderPassLoad;
gpi.subpass = 0;
VkPipeline pipeline = VK_NULL_HANDLE;
VK_VERIFY(vkCreateGraphicsPipelines(m_device, VK_NULL_HANDLE, 1, &gpi, nullptr, &pipeline),
"vkCreateGraphicsPipelines");
return pipeline;
}
VkPipeline VulkanRenderer::GetOrCreatePipelineVariant(
Uint64 hash, const VkPipelineVertexInputStateCreateInfo& vertexInputState) {
const auto it = m_pipelineVariants.find(hash);
if (it != m_pipelineVariants.end()) {
return it->second;
}
VkPipeline pipeline = CreateGraphicsPipeline(vertexInputState);
m_pipelineVariants.emplace(hash, pipeline);
return pipeline;
}
void VulkanRenderer::DestroyPipelineVariants() {
for (auto& pair : m_pipelineVariants) {
if (pair.second != VK_NULL_HANDLE) {
vkDestroyPipeline(m_device, pair.second, nullptr);
}
}
m_pipelineVariants.clear();
PipelineFactory::PipelineCreatePayload payload{};
payload.programHash = programHash;
payload.vertexInputHash = vertexInputHash;
payload.pipelineLayout = m_pipelineLayout;
payload.renderPass = m_renderPassLoad;
payload.subpass = 0;
payload.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
payload.stages = &m_demoPipelineStages;
payload.vertexInputState = &vertexInputState;
return m_pipelineFactory->GetOrCreatePipeline(payload);
}
void VulkanRenderer::PrepareDemoPipeline() {
@@ -196,6 +121,7 @@ namespace MobileGL::MG_Backend::DirectVulkan {
}
auto& stages = m_programFactory->GetOrCreatePipelineShaderStages(programObject, ProgramFactory::CompileOptionBit::None);
m_demoProgramHash = m_programFactory->ComputeHash(programObject, ProgramFactory::CompileOptionBit::None);
m_demoPipelineStages = stages;
VkPipelineLayoutCreateInfo plci{VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO};
@@ -203,7 +129,7 @@ namespace MobileGL::MG_Backend::DirectVulkan {
VertexInputStateBuilder vertexInputBuilder;
const auto& vertexInput = vertexInputBuilder.Build();
m_pipeline = CreateGraphicsPipeline(vertexInput);
m_pipeline = GetOrCreatePipeline(m_demoProgramHash, 0, vertexInput);
// vkDestroyShaderModule(m_device, vs, nullptr);
// vkDestroyShaderModule(m_device, fs, nullptr);
@@ -228,6 +154,7 @@ namespace MobileGL::MG_Backend::DirectVulkan {
RecreateSwapchain();
m_pipelineFactory = MakeUnique<PipelineFactory>(m_device, m_config);
m_programFactory = MakeUnique<ProgramFactory>(m_device, m_config);
m_vertexInputStateFactory = MakeUnique<VertexInputStateFactory>(m_config);
@@ -244,6 +171,7 @@ namespace MobileGL::MG_Backend::DirectVulkan {
void VulkanRenderer::Shutdown() {
VK_VERIFY(vkDeviceWaitIdle(m_device));
m_pipelineFactory.reset();
m_programFactory.reset();
m_vertexInputStateFactory.reset();
m_vertexBuffer.Destroy();
@@ -251,11 +179,7 @@ namespace MobileGL::MG_Backend::DirectVulkan {
m_frameContext.Destroy(m_device, m_commandPool);
if (m_pipeline != VK_NULL_HANDLE) {
vkDestroyPipeline(m_device, m_pipeline, nullptr);
m_pipeline = VK_NULL_HANDLE;
}
DestroyPipelineVariants();
m_pipeline = VK_NULL_HANDLE;
if (m_pipelineLayout != VK_NULL_HANDLE) {
vkDestroyPipelineLayout(m_device, m_pipelineLayout, nullptr);
@@ -500,7 +424,7 @@ namespace MobileGL::MG_Backend::DirectVulkan {
VkPipeline pipelineToBind = m_pipeline;
if (vertexInputState) {
pipelineToBind = GetOrCreatePipelineVariant(vertexInputState->hash, vertexInputState->state);
pipelineToBind = GetOrCreatePipeline(m_demoProgramHash, vertexInputState->hash, vertexInputState->state);
if (pipelineToBind == VK_NULL_HANDLE) {
MGLOG_W("DrawArrays skipped: failed to create/get pipeline variant");
return;
@@ -604,7 +528,7 @@ namespace MobileGL::MG_Backend::DirectVulkan {
VkPipeline pipelineToBind = m_pipeline;
if (vertexInputState) {
pipelineToBind = GetOrCreatePipelineVariant(vertexInputState->hash, vertexInputState->state);
pipelineToBind = GetOrCreatePipeline(m_demoProgramHash, vertexInputState->hash, vertexInputState->state);
if (pipelineToBind == VK_NULL_HANDLE) {
MGLOG_W("DrawElements skipped: failed to create/get pipeline variant");
return;
@@ -1465,15 +1389,14 @@ namespace MobileGL::MG_Backend::DirectVulkan {
CreateDepthStencilResources();
CreateDefaultRenderPass();
CreateDefaultFramebuffers();
DestroyPipelineVariants();
if (m_pipeline != VK_NULL_HANDLE) {
vkDestroyPipeline(m_device, m_pipeline, nullptr);
m_pipeline = VK_NULL_HANDLE;
if (m_pipelineFactory) {
m_pipelineFactory->DestroyAll();
}
if (!m_demoPipelineStages.empty() && m_pipelineLayout != VK_NULL_HANDLE) {
m_pipeline = VK_NULL_HANDLE;
if (!m_demoPipelineStages.empty() && m_pipelineLayout != VK_NULL_HANDLE && m_pipelineFactory) {
VertexInputStateBuilder vertexInputBuilder;
const auto& vertexInput = vertexInputBuilder.Build();
m_pipeline = CreateGraphicsPipeline(vertexInput);
m_pipeline = GetOrCreatePipeline(m_demoProgramHash, 0, vertexInput);
}
if (m_frameContext.GetFrameCount() > 0) {
m_frameContext.GetCurrent().isCommandRecording = false;