slit RenderTarget, created VKRenderTargetData.h/.cpp, VKRenderTargetSingle.h/.cpp, VKRenderTargetMultiFrame.h, VKRenderTargetSwapchain.h

inc/hgl/graph/VKRenderTargetData.h

@@ -0,0 +1,32 @@
+#pragma once
+
+#include<hgl/graph/VKFramebuffer.h>
+
+VK_NAMESPACE_BEGIN
+
+struct RenderTargetData
+{
+    Framebuffer *       fbo;
+    DeviceQueue *       queue;
+    Semaphore *         render_complete_semaphore;
+
+    RenderCmdBuffer *   cmd_buf;
+
+    uint32_t            color_count;            ///<颜色成分数量
+    Texture2D **        color_textures;         ///<颜色成分纹理列表
+    Texture2D *         depth_texture;          ///<深度成分纹理
+
+public:
+
+    Texture2D *GetColorTexture(const uint32_t index)
+    {
+        if(index>=color_count)
+            return(nullptr);
+
+        return color_textures[index];
+    }
+
+    virtual void Clear();
+};//struct RenderTargetData
+
+VK_NAMESPACE_END