[Feat] (MG_Backend/DirectVulkan): integrating cullmode and frontface render state into vk pipeline

MobileGL/MG_Backend/DirectVulkan/Renderer/PipelineFactory.cpp

@@ -21,6 +21,8 @@ namespace MobileGL::MG_Backend::DirectVulkan {
         XXHASH_VERIFY(XXH64_update(m_hashState, &payload.renderPass, sizeof(payload.renderPass)));
         XXHASH_VERIFY(XXH64_update(m_hashState, &payload.subpass, sizeof(payload.subpass)));
         XXHASH_VERIFY(XXH64_update(m_hashState, &payload.topology, sizeof(payload.topology)));
+        XXHASH_VERIFY(XXH64_update(m_hashState, &payload.cullMode, sizeof(payload.cullMode)));
+        XXHASH_VERIFY(XXH64_update(m_hashState, &payload.frontFace, sizeof(payload.frontFace)));
         XXHASH_VERIFY(XXH64_update(m_hashState, &payload.depthTestEnable, sizeof(payload.depthTestEnable)));
         XXHASH_VERIFY(XXH64_update(m_hashState, &payload.depthWriteEnable, sizeof(payload.depthWriteEnable)));
         XXHASH_VERIFY(XXH64_update(m_hashState, &payload.depthCompareOp, sizeof(payload.depthCompareOp)));
@@ -79,8 +81,8 @@ namespace MobileGL::MG_Backend::DirectVulkan {
 
         VkPipelineRasterizationStateCreateInfo raster{VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO};
         raster.polygonMode = VK_POLYGON_MODE_FILL;
-        raster.cullMode = VK_CULL_MODE_NONE;
+        raster.cullMode = payload.cullMode;
-        raster.frontFace = VK_FRONT_FACE_CLOCKWISE;
+        raster.frontFace = payload.frontFace;
         raster.lineWidth = 1.0f;
 
         VkPipelineMultisampleStateCreateInfo ms{VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO};

MobileGL/MG_Backend/DirectVulkan/Renderer/PipelineFactory.h

@@ -24,6 +24,8 @@ namespace MobileGL::MG_Backend::DirectVulkan {
             VkRenderPass renderPass = VK_NULL_HANDLE;
             Uint32 subpass = 0;
             VkPrimitiveTopology topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
+            VkCullModeFlags cullMode = VK_CULL_MODE_NONE;
+            VkFrontFace frontFace = VK_FRONT_FACE_CLOCKWISE;
             Bool depthTestEnable = false;
             Bool depthWriteEnable = false;
             VkCompareOp depthCompareOp = VK_COMPARE_OP_ALWAYS;

MobileGL/MG_Backend/DirectVulkan/Renderer/VulkanRenderer.cpp

@@ -348,6 +348,7 @@ namespace MobileGL::MG_Backend::DirectVulkan {
         auto& vis = m_vertexInputStateFactory->GetOrCreateVertexInputState(vao);
         auto pipelineLayout = m_uniformDescriptorBinder->GetOrCreatePipelineLayout(program);
         auto& renderPassEntry = m_renderPassManager->GetOrCreateRenderPass(drawFbo, m_imageIndexAcquired);
+        auto cullFaceEnabled = MG_State::pGLContext->IsCapabilityEnabled(CapabilityInput::CullFace);
         auto depthTestEnabled = MG_State::pGLContext->IsCapabilityEnabled(CapabilityInput::DepthTest);
         BlendFactor srcRGB = BlendFactor::One;
         BlendFactor dstRGB = BlendFactor::Zero;
@@ -363,6 +364,11 @@ namespace MobileGL::MG_Backend::DirectVulkan {
             .renderPass = renderPassEntry.renderPass,
             .subpass = 0,
             .topology = MG_Util::ConvertPrimitiveModeToVkEnum(mode),
+//            .cullMode = cullFaceEnabled
+//                ? MG_Util::ConvertCullFaceModeToVkEnum(MG_State::pGLContext->GetCullFaceMode())
+//                : VK_CULL_MODE_NONE,
+            .cullMode = VK_CULL_MODE_NONE,
+            .frontFace = VK_FRONT_FACE_CLOCKWISE,
             .depthTestEnable = depthTestEnabled,
             .depthWriteEnable = depthTestEnabled && MG_State::pGLContext->GetDepthMask(),
             .depthCompareOp = MG_Util::ConvertDepthTestFuncToVkEnum(MG_State::pGLContext->GetDepthFunc()),

MobileGL/MG_Util/Converters/MGToVk/RenderStateEnumConverter.cpp

@@ -31,6 +31,22 @@ namespace MobileGL {
             }
         }
 
+        VkCullModeFlags ConvertCullFaceModeToVkEnum(CullFaceMode v) {
+            switch (v) {
+            case CullFaceMode::Front:
+                return VK_CULL_MODE_FRONT_BIT;
+            case CullFaceMode::Back:
+                return VK_CULL_MODE_BACK_BIT;
+            case CullFaceMode::FrontAndBack:
+                return VK_CULL_MODE_FRONT_AND_BACK;
+            case CullFaceMode::Unknown:
+            case CullFaceMode::CullFaceModeCount:
+            default:
+                MGLOG_W("Unrecognized cull face mode");
+                return VK_CULL_MODE_BACK_BIT;
+            }
+        }
+
         VkCompareOp ConvertDepthTestFuncToVkEnum(DepthTestFunc v) {
             switch (v) {
             case DepthTestFunc::Never:

MobileGL/MG_Util/Converters/MGToVk/RenderStateEnumConverter.h

@@ -13,6 +13,7 @@
 namespace MobileGL {
     namespace MG_Util {
         VkPrimitiveTopology ConvertPrimitiveModeToVkEnum(GLenum mode);
+        VkCullModeFlags ConvertCullFaceModeToVkEnum(CullFaceMode value);
         VkCompareOp ConvertDepthTestFuncToVkEnum(DepthTestFunc value);
         VkBlendFactor ConvertBlendFactorToVkEnum(BlendFactor value);
     } // namespace MG_Util