Merge branch 'dev' into Feat/Backend-Direct-Vulkan

2026-09-08 12:18:30 +09:00 · 2026-02-21 15:02:59 +08:00
parent f79b7a91d7 60f06d1b8d
commit ccd51bf2d3
66 changed files with 6120 additions and 6407 deletions
@@ -0,0 +1,115 @@
+// MobileGL - MobileGL/MG_Backend/DirectVulkan/BackendObject_DirectVulkan.cpp
+// Copyright (c) 2025-2026 MobileGL-Dev
+// Licensed under the GNU Lesser General Public License v3.0:
+//   https://www.gnu.org/licenses/gpl-3.0.txt
+//   https://www.gnu.org/licenses/lgpl-3.0.txt
+// SPDX-License-Identifier: LGPL-3.0-only
+// End of Source File Header
+
+#include "BackendObject_DirectVulkan.h"
+#include "MG_Backend/BackendObject.h"
+#include "DirectVulkan.h"
+
+namespace MobileGL::MG_Backend::DirectVulkan {
+    BackendObject_DirectVulkan::~BackendObject_DirectVulkan() = default;
+
+    void BackendObject_DirectVulkan::InitWindowSurface() {
+        auto nativeWindow = reinterpret_cast<NativeWindowType>(m_windowHandle.Handle);
+
+        pVulkanRenderer = MakeUnique<MG_Backend::DirectVulkan::VulkanRenderer>(nativeWindow);
+        pVulkanRenderer->Initialize();
+    }
+
+    void BackendObject_DirectVulkan::Initialize() {
+        m_initialized = true;
+    }
+
+    void BackendObject_DirectVulkan::InitCapabilities() {
+        if (!m_initialized) {
+            MGLOG_E("Cannot initialize capabilities before backend is initialized");
+            return;
+        }
+
+        MG_Util::BackendLoader::FillInVulkanCapabilities(m_vulkanCaps, pVulkanRenderer->GetPhysicalDevice().properties);
+        UpdateDynamicBackendParameters();
+    }
+
+    const RendererInfo& BackendObject_DirectVulkan::GetRendererInfo() const {
+        static RendererInfo RendererInfo = {
+            .RendererName = "Magma",          // Renderer Name
+            .BackendName = "Direct (Vulkan)", // Backend Name
+            .ExtraVendor = Nullopt,           // Extra vendor
+            .RendererGLInfo =
+                {
+                    .TargetGLVersion = {3, 3, 0},                      // Target OpenGL Version
+                    .TargetGLSLVersion = {4, 6, 0},                    // Target Shading Language Version
+                    .Extensions = {V_OpenGL30, V_OpenGL31, V_OpenGL32, // OpenGL Extensions
+                                   V_OpenGL33},
+                    .IsCompatibilityProfile = false // Is Compatibility Profile
+                },
+            .StaticBackendCapability = {.AllowVSOnlyPrograms = false} // Backend Capability
+        };
+        return RendererInfo;
+    }
+
+    String BackendObject_DirectVulkan::GetBackendAPIVersionString() const {
+        if (!m_initialized) {
+            return "<uninitialized DirectVulkan backend>";
+        }
+        // Format:
+        // <GPU Name>, Vulkan <Vulkan Version>, Driver <Driver Version>
+        String str = m_vulkanCaps.DeviceName + ", Vulkan " + m_vulkanCaps.VulkanAPIVersion.toString() + ", Driver " +
+                     m_vulkanCaps.DriverVersionString;
+        return str;
+    }
+
+    BackendType BackendObject_DirectVulkan::GetBackendType() const {
+        return BackendType::DirectVulkan;
+    }
+
+    const GlobalBackendFunctionsTable& BackendObject_DirectVulkan::GetBackendFunctions() const {
+        static GlobalBackendFunctionsTable funcsTable;
+        static Bool funcsTableInitialized = false;
+        if (!funcsTableInitialized) {
+            funcsTable.Present = Present;
+            funcsTable.GL.DrawArrays = DrawArrays;
+            funcsTable.GL.DrawElements = DrawElements;
+            funcsTable.GL.DrawElementsBaseVertex = DrawElementsBaseVertex;
+            funcsTable.GL.MultiDrawElements = MultiDrawElements;
+            funcsTable.GL.MultiDrawElementsBaseVertex = MultiDrawElementsBaseVertex;
+            funcsTable.GL.MultiDrawElementsIndirect = MultiDrawElementsIndirect;
+            funcsTable.GL.MultiDrawArraysIndirect = MultiDrawArraysIndirect;
+            funcsTable.GL.DrawRangeElementsBaseVertex = DrawRangeElementsBaseVertex;
+            funcsTable.GL.DrawRangeElements = DrawRangeElements;
+            funcsTable.GL.DrawElementsInstancedBaseVertexBaseInstance = DrawElementsInstancedBaseVertexBaseInstance;
+            funcsTable.GL.DrawElementsInstancedBaseVertex = DrawElementsInstancedBaseVertex;
+            funcsTable.GL.DrawElementsInstancedBaseInstance = DrawElementsInstancedBaseInstance;
+            funcsTable.GL.DrawElementsInstanced = DrawElementsInstanced;
+            funcsTable.GL.DrawArraysInstancedBaseInstance = DrawArraysInstancedBaseInstance;
+            funcsTable.GL.DrawArraysInstanced = DrawArraysInstanced;
+            funcsTable.GL.DrawElementsIndirect = DrawElementsIndirect;
+            funcsTable.GL.DrawArraysIndirect = DrawArraysIndirect;
+            funcsTable.GL.Clear = Clear;
+            funcsTable.GL.ClearBufferfi = ClearBufferfi;
+            funcsTable.GL.ClearBufferfv = ClearBufferfv;
+            funcsTable.GL.ClearBufferuiv = ClearBufferuiv;
+            funcsTable.GL.ClearBufferiv = ClearBufferiv;
+            funcsTable.GL.BlitFramebuffer = BlitFramebuffer;
+            funcsTable.GL.CopyTexImage2D = CopyTexImage2D;
+            funcsTable.GL.CopyTexSubImage2D = CopyTexSubImage2D;
+            funcsTable.GL.GenerateMipmap = GenerateMipmap;
+            funcsTable.GL.ReadPixels = ReadPixels;
+            funcsTable.GL.GetTexImage = GetTexImage;
+            funcsTableInitialized = true;
+        }
+        return funcsTable;
+    }
+
+    const DynamicBackendParameters& BackendObject_DirectVulkan::GetDynamicParameters() const {
+        return m_dynamicParameters;
+    }
+
+    void BackendObject_DirectVulkan::UpdateDynamicBackendParameters() {
+        m_dynamicParameters.UniformBufferOffsetAlignment = m_vulkanCaps.UniformBufferOffsetAlignment;
+    }
+} // namespace MobileGL::MG_Backend::DirectVulkan