From db80f1de518f95cd56b4ac846936eab96bdbec2a Mon Sep 17 00:00:00 2001
From: HuYingzhuo <hyzboy@gmail.com>
Date: Thu, 11 Apr 2019 20:33:30 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0Swapchain=E7=9A=84Image/Image?=
 =?UTF-8?q?View=E5=88=9B=E5=BB=BA?=
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---
 example/Vulkan/RenderSurfaceAttribute.h |  3 ++
 example/Vulkan/RenderSurfaceCreater.cpp | 52 +++++++++++++++++++++++++
 2 files changed, 55 insertions(+)

diff --git a/example/Vulkan/RenderSurfaceAttribute.h b/example/Vulkan/RenderSurfaceAttribute.h
index 7c1e1b1e..ede0df1b 100644
--- a/example/Vulkan/RenderSurfaceAttribute.h
+++ b/example/Vulkan/RenderSurfaceAttribute.h
@@ -35,6 +35,9 @@ struct RenderSurfaceAttribute
     VkCommandPool                       cmd_pool        =nullptr;
     VkSwapchainKHR                      swap_chain      =nullptr;
 
+    List<VkImage>                       sc_images;
+    List<VkImageView>                   sc_image_views;
+
 public:
 
     RenderSurfaceAttribute(VkInstance inst,VkPhysicalDevice pd,VkSurfaceKHR s);
diff --git a/example/Vulkan/RenderSurfaceCreater.cpp b/example/Vulkan/RenderSurfaceCreater.cpp
index 741a1a1e..024e31f4 100644
--- a/example/Vulkan/RenderSurfaceCreater.cpp
+++ b/example/Vulkan/RenderSurfaceCreater.cpp
@@ -122,6 +122,55 @@ namespace
 
         return(nullptr);
     }
+
+    bool CreateImageView(RenderSurfaceAttribute *rsa)
+    {
+        uint32_t count;
+
+        if(vkGetSwapchainImagesKHR(rsa->device,rsa->swap_chain,&count,nullptr)!=VK_SUCCESS)
+            return(false);
+
+        rsa->sc_images.SetCount(count);
+
+        if(vkGetSwapchainImagesKHR(rsa->device,rsa->swap_chain,&count,rsa->sc_images.GetData())!=VK_SUCCESS)
+        {
+            rsa->sc_images.Clear();
+            return(false);
+        }
+
+        rsa->sc_image_views.SetCount(count);
+
+        VkImage *ip=rsa->sc_images.GetData();
+        VkImageView *vp=rsa->sc_image_views.GetData();
+        for(uint32_t i=0; i<count; i++)
+        {
+            VkImageViewCreateInfo color_image_view={};
+
+            color_image_view.sType=VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
+            color_image_view.pNext=nullptr;
+            color_image_view.flags=0;
+            color_image_view.image=*ip;
+            color_image_view.viewType=VK_IMAGE_VIEW_TYPE_2D;
+            color_image_view.format=rsa->format;
+            color_image_view.components.r=VK_COMPONENT_SWIZZLE_R;
+            color_image_view.components.g=VK_COMPONENT_SWIZZLE_G;
+            color_image_view.components.b=VK_COMPONENT_SWIZZLE_B;
+            color_image_view.components.a=VK_COMPONENT_SWIZZLE_A;
+            color_image_view.subresourceRange.aspectMask=VK_IMAGE_ASPECT_COLOR_BIT;
+            color_image_view.subresourceRange.baseMipLevel=0;
+            color_image_view.subresourceRange.levelCount=1;
+            color_image_view.subresourceRange.baseArrayLayer=0;
+            color_image_view.subresourceRange.layerCount=1;
+
+            if(vkCreateImageView(rsa->device,&color_image_view,nullptr,vp)!=VK_SUCCESS)
+                return(false);
+
+            ++ip;
+            ++vp;
+        }
+
+        return(true);
+    }
 }//namespace
 
 RenderSurface *CreateRenderSuface(VkInstance inst,VkPhysicalDevice physical_device,Window *win)
@@ -153,6 +202,9 @@ RenderSurface *CreateRenderSuface(VkInstance inst,VkPhysicalDevice physical_devi
     if(!rsa->swap_chain)
         return(nullptr);
 
+    if(!CreateImageView(rsa))
+        return(nullptr);
+
     return(new RenderSurface(rsa));
 }
 VK_NAMESPACE_END