将VulkanRender代码移到SceneGraph中

2020-11-26 18:04:57 +08:00
parent 4bd4a9b898
commit 6a678287d0
53 changed files with 169 additions and 168 deletions
--- a/src/SceneGraph/Vulkan/VKInstance.cpp
+++ b/src/SceneGraph/Vulkan/VKInstance.cpp
@@ -0,0 +1,100 @@
+#include<hgl/graph/VKInstance.h>
+#include<hgl/graph/VKSurfaceExtensionName.h>
+#include<hgl/graph/VKPhysicalDevice.h>
+#include<hgl/graph/VKDebugOut.h>
+#include<iostream>
+
+VK_NAMESPACE_BEGIN
+GPUDevice *CreateRenderDevice(VkInstance,const GPUPhysicalDevice *,Window *);
+
+void CheckInstanceLayer(CharPointerList &layer_list,CreateInstanceLayerInfo *layer_info);
+
+VulkanInstance *CreateInstance(const AnsiString &app_name,VKDebugOut *out,CreateInstanceLayerInfo *layer_info)
+{
+    ApplicationInfo app_info;
+    InstanceCreateInfo inst_info(&app_info);
+    CharPointerList ext_list;
+    CharPointerList layer_list;
+
+    app_info.pApplicationName   = app_name.c_str();
+    app_info.applicationVersion = 1;
+    app_info.pEngineName        = "CMGameEngine/ULRE";
+    app_info.engineVersion      = 1;
+    app_info.apiVersion         = VK_API_VERSION_1_0;
+
+    ext_list.Add(VK_KHR_SURFACE_EXTENSION_NAME);
+    ext_list.Add(HGL_VK_SURFACE_EXTENSION_NAME);            //此宏在VKSurfaceExtensionName.h中定义
+
+#ifdef _DEBUG
+    ext_list.Add(VK_EXT_DEBUG_REPORT_EXTENSION_NAME);
+    ext_list.Add(VK_EXT_DEBUG_UTILS_EXTENSION_NAME);
+#endif//_DEBUG
+
+    if(layer_info)
+    {
+        if(layer_info->khronos.validation)
+            ext_list.Add(VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME);
+
+        CheckInstanceLayer(layer_list,layer_info);
+    }
+
+    inst_info.enabledExtensionCount     = ext_list.GetCount();
+    inst_info.ppEnabledExtensionNames   = ext_list.GetData();
+    inst_info.enabledLayerCount         = layer_list.GetCount();
+    inst_info.ppEnabledLayerNames       = layer_list.GetData();
+
+    VkInstance inst;
+
+    if(vkCreateInstance(&inst_info,nullptr,&inst)==VK_SUCCESS)
+    {
+#ifdef _DEBUG
+        if(!out)
+            out=new VKDebugOut;
+#endif//_DEBUG
+
+        if(out)
+            out->Init(inst);
+
+        return(new VulkanInstance(inst,out));
+    }
+
+    return(nullptr);
+}
+
+VulkanInstance::VulkanInstance(VkInstance i,VKDebugOut *out)
+{
+    inst=i;
+
+    debug_out=out;
+
+    uint32_t gpu_count = 1;
+
+    if(vkEnumeratePhysicalDevices(inst, &gpu_count, nullptr)==VK_SUCCESS)
+    {
+        VkPhysicalDevice *pd_list=new VkPhysicalDevice[gpu_count];
+        vkEnumeratePhysicalDevices(inst, &gpu_count,pd_list);
+
+        for(uint32_t i=0;i<gpu_count;i++)
+            physical_devices.Add(new GPUPhysicalDevice(inst,pd_list[i]));
+
+        delete[] pd_list;
+    }
+}
+
+VulkanInstance::~VulkanInstance()
+{
+    SAFE_CLEAR(debug_out);
+    
+    physical_devices.Clear();
+    vkDestroyInstance(inst,nullptr);
+}
+
+const GPUPhysicalDevice *VulkanInstance::GetDevice(VkPhysicalDeviceType type)const
+{
+    for(GPUPhysicalDevice *pd:physical_devices)
+        if(pd->GetDeviceType()==type)
+            return(pd);
+
+    return(nullptr);
+}
+VK_NAMESPACE_END