增加RenderTarget设计(仅定义)

inc/hgl/graph/vulkan/VKRenderTarget.h

@@ -0,0 +1,49 @@
+#ifndef HGL_GRAPH_VULKAN_RENDER_TARGET_INCLUDE
+#define HGL_GRAPH_VULKAN_RENDER_TARGET_INCLUDE
+
+#include<hgl/graph/vulkan/VK.h>
+#include<hgl/graph/vulkan/VKRenderPass.h>
+#include<hgl/graph/vulkan/VKFramebuffer.h>
+VK_NAMESPACE_BEGIN
+class RenderTarget
+{
+    Device *device;
+
+    RenderPass *rp;
+    Framebuffer *fb;
+
+    VkExtent2D extent;
+
+    List<ImageView *> colors;
+    ImageView *depth;
+
+private:
+
+    friend class Device;
+
+    RenderTarget(Device *dev,RenderPass *_rp,Framebuffer *_fb)
+    {
+        device=dev;
+        rp=_rp;
+        fb=_fb;
+    }
+
+public:
+
+    ~RenderTarget()
+    {
+        if(fb)delete fb;
+    }
+
+    operator RenderPass *   (){return rp;}
+    operator Framebuffer *  (){return fb;}
+    operator VkRenderPass   (){return rp?rp->operator VkRenderPass():nullptr;}
+    operator VkFramebuffer  (){return fb?fb->operator VkFramebuffer():nullptr;}
+
+    const VkExtent2D &  GetExtent       ()const{return extent;}                                     ///<取得画面尺寸
+
+    const uint          GetColorCount   ()const{colors.GetCount();}                                 ///<取得颜色成份数量
+    const bool          IsExistDepth    ()const{return depth;}                                      ///<是否存在深度成份
+};//class RenderTarget
+VK_NAMESPACE_END
+#endif//HGL_GRAPH_VULKAN_RENDER_TARGET_INCLUDE

src/RenderDevice/Vulkan/VKDeviceRenderPass.cpp

@@ -27,7 +27,7 @@ RenderPass *Device::CreateRenderPass(List<VkFormat> color_format,VkFormat depth_
         attachments[i].initialLayout    = VK_IMAGE_LAYOUT_UNDEFINED;
     }
 
-    VkFormat *cf=color_format.GetData();
+    const VkFormat *cf=color_format.GetData();
     for(int i=0;i<color_format.GetCount();i++)
     {
         attachments[i].finalLayout      = color_final_layout;

src/RenderDevice/Vulkan/VKRenderTarget.cpp

@@ -0,0 +1,9 @@
+#include<hgl/graph/vulkan/VKRenderTarget.h>
+
+VK_NAMESPACE_BEGIN
+RenderTarget::~RenderTarget()
+{
+    if(fb)
+        delete fb;
+}
+VK_NAMESPACE_END