Add Vulkan triangle integration path

engine/src/RHI/Vulkan/VulkanResourceView.cpp

@@ -1,5 +1,8 @@
 #include "XCEngine/RHI/Vulkan/VulkanResourceView.h"
 
+#include "XCEngine/RHI/Vulkan/VulkanBuffer.h"
+#include "XCEngine/RHI/Vulkan/VulkanTexture.h"
+
 namespace XCEngine {
 namespace RHI {
 
@@ -32,6 +35,61 @@ bool VulkanResourceView::InitializeAsRenderTarget(VkDevice device, VulkanTexture
     return vkCreateImageView(device, &viewInfo, nullptr, &m_imageView) == VK_SUCCESS;
 }
 
+bool VulkanResourceView::InitializeAsVertexBuffer(VulkanBuffer* buffer, const ResourceViewDesc& desc) {
+    if (buffer == nullptr || buffer->GetBuffer() == VK_NULL_HANDLE) {
+        return false;
+    }
+
+    m_viewType = ResourceViewType::VertexBuffer;
+    m_dimension = ResourceViewDimension::Buffer;
+    m_format = Format::Unknown;
+    m_buffer = buffer;
+    m_bufferOffset = desc.bufferLocation;
+    m_bufferSize = static_cast<uint32_t>(buffer->GetSize());
+    m_bufferStride = desc.structureByteStride > 0 ? desc.structureByteStride : buffer->GetStride();
+    return true;
+}
+
+bool VulkanResourceView::InitializeAsIndexBuffer(VulkanBuffer* buffer, const ResourceViewDesc& desc) {
+    if (buffer == nullptr || buffer->GetBuffer() == VK_NULL_HANDLE) {
+        return false;
+    }
+
+    m_viewType = ResourceViewType::IndexBuffer;
+    m_dimension = ResourceViewDimension::Buffer;
+    m_format = desc.format != 0 ? static_cast<Format>(desc.format) : Format::R32_UInt;
+    m_buffer = buffer;
+    m_bufferOffset = desc.bufferLocation;
+    m_bufferSize = static_cast<uint32_t>(buffer->GetSize());
+    m_bufferStride = buffer->GetStride();
+    return true;
+}
+
+void* VulkanResourceView::GetNativeHandle() {
+    if (m_imageView != VK_NULL_HANDLE) {
+        return m_imageView;
+    }
+
+    return m_buffer != nullptr ? m_buffer->GetNativeHandle() : nullptr;
+}
+
+bool VulkanResourceView::IsValid() const {
+    switch (m_viewType) {
+        case ResourceViewType::VertexBuffer:
+        case ResourceViewType::IndexBuffer:
+            return m_buffer != nullptr && m_buffer->GetBuffer() != VK_NULL_HANDLE;
+        case ResourceViewType::RenderTarget:
+        case ResourceViewType::DepthStencil:
+            return m_imageView != VK_NULL_HANDLE;
+        default:
+            return false;
+    }
+}
+
+VkBuffer VulkanResourceView::GetBuffer() const {
+    return m_buffer != nullptr ? m_buffer->GetBuffer() : VK_NULL_HANDLE;
+}
+
 void VulkanResourceView::Shutdown() {
     if (m_imageView != VK_NULL_HANDLE && m_device != VK_NULL_HANDLE) {
         vkDestroyImageView(m_device, m_imageView, nullptr);
@@ -39,8 +97,12 @@ void VulkanResourceView::Shutdown() {
     m_imageView = VK_NULL_HANDLE;
     m_device = VK_NULL_HANDLE;
     m_texture = nullptr;
+    m_buffer = nullptr;
     m_format = Format::Unknown;
     m_dimension = ResourceViewDimension::Unknown;
+    m_bufferOffset = 0;
+    m_bufferSize = 0;
+    m_bufferStride = 0;
 }
 
 } // namespace RHI