From 79f6537b77d4125a4f0e9f624b56fcac54405c25 Mon Sep 17 00:00:00 2001
From: hyzboy <hyzboy@gmail.com>
Date: Wed, 29 Sep 2021 20:52:14 +0800
Subject: [PATCH] added VKRenderContext.cpp/.h

---
 inc/hgl/graph/VKRenderContext.h           | 36 +++++++++++++++++++++++
 src/SceneGraph/CMakeLists.txt             | 10 ++++++-
 src/SceneGraph/Vulkan/VKRenderContext.cpp |  0
 3 files changed, 45 insertions(+), 1 deletion(-)
 create mode 100644 inc/hgl/graph/VKRenderContext.h
 create mode 100644 src/SceneGraph/Vulkan/VKRenderContext.cpp

diff --git a/inc/hgl/graph/VKRenderContext.h b/inc/hgl/graph/VKRenderContext.h
new file mode 100644
index 00000000..d417d9f7
--- /dev/null
+++ b/inc/hgl/graph/VKRenderContext.h
@@ -0,0 +1,36 @@
+#ifndef HGL_VULKAN_RENDER_CONTEXT_INCLUDE
+#define HGL_VULKAN_RENDER_CONTEXT_INCLUDE
+
+#include<hgl/graph/VK.h>
+#include<hgl/graph/VKSwapchain.h>
+VK_NAMESPACE_BEGIN
+/**
+ * äÖȾ¿ØÖÆÉÏÏÂÎÄ
+ */
+class RenderContext
+{
+protected:
+
+    GPUDevice *device;
+
+    VkExtent2D extent;
+
+public:
+
+    RenderContext(GPUDevice *,const VkExtent2D &);
+    virtual ~RenderContext();
+
+    void Prepare(
+};//class RenderContext
+
+class RenderContextSwapchain:public RenderContext
+{
+    Swapchain *swapchain;
+
+public:
+
+    void RequestPresentMode(const VkPresentModeKHR present_mode);
+    void RequestImageFormat(const VkFormat format);
+};//class RenderContextSwapchain:public RenderContext
+VK_NAMESPACE_END
+#endif//HGL_VULKAN_RENDER_CONTEXT_INCLUDE
diff --git a/src/SceneGraph/CMakeLists.txt b/src/SceneGraph/CMakeLists.txt
index fa2988a0..d1649c0e 100644
--- a/src/SceneGraph/CMakeLists.txt
+++ b/src/SceneGraph/CMakeLists.txt
@@ -167,6 +167,10 @@ SOURCE_GROUP("Vulkan\\Material" FILES ${VK_MATERIAL_SOURCE})
 SOURCE_GROUP("Vulkan\\Material\\Texture" FILES ${VK_TEXTURE_SOURCE})
 SOURCE_GROUP("Vulkan\\Material\\Shader" FILES ${VK_SHADER_SOURCE})
 
+SET(VK_RENDER_CONTEXT_SOURCE    ${SG_INCLUDE_PATH}/VKRenderContext.h
+                                ${SG_INCLUDE_PATH}/VKSubpass.h
+                                Vulkan/VKRenderContext.cpp)
+
 SET(VK_RENDER_PASS_SOURCE   ${SG_INCLUDE_PATH}/VKFramebuffer.h
                             ${SG_INCLUDE_PATH}/VKPipeline.h
                             ${SG_INCLUDE_PATH}/VKRenderPass.h
@@ -180,13 +184,16 @@ SET(VK_RENDER_PASS_SOURCE   ${SG_INCLUDE_PATH}/VKFramebuffer.h
                             Vulkan/VKFramebuffer.cpp
                             Vulkan/VKPipeline.cpp
                             Vulkan/VKPipelineCache.cpp
+                            #Vulkan/VKSubpass.cpp
                             Vulkan/VKRenderPass.cpp
                             Vulkan/VKRenderTarget.cpp
                             Vulkan/VKSwapchainRenderTarget.cpp
                             Vulkan/VKSwapchain.cpp
                             )
 
-SOURCE_GROUP("Vulkan\\Render Pass" FILES ${VK_RENDER_PASS_SOURCE})
+SOURCE_GROUP("Vulkan\\Render Context\\Render Pass" FILES ${VK_RENDER_PASS_SOURCE})
+
+SOURCE_GROUP("Vulkan\\Render Context" FILES ${VK_RENDER_CONTEXT_SOURCE})
 
 SET(VK_CMD_BUFFER_SOURCE    ${SG_INCLUDE_PATH}/VKCommandBuffer.h
                             Vulkan/VKCommandBuffer.cpp
@@ -226,6 +233,7 @@ SET(VULKAN_RENDER_SOURCE    ${VK_RR_SOURCE}
                             ${VK_TEXTURE_SOURCE}
                             ${VK_MATERIAL_SOURCE}
                             ${VK_RENDER_PASS_SOURCE}
+                            ${VK_RENDER_CONTEXT_SOURCE}
                             ${VK_CMD_BUFFER_SOURCE}
                             ${VK_RENDERABLE_SOURCE}
                             ${VK_RENDER_DEVICE_SOURCE})
diff --git a/src/SceneGraph/Vulkan/VKRenderContext.cpp b/src/SceneGraph/Vulkan/VKRenderContext.cpp
new file mode 100644
index 00000000..e69de29b