Line data    Source code

       1             : /* Copyright (C) 2023 Wildfire Games.
       2             :  * This file is part of 0 A.D.
       3             :  *
       4             :  * 0 A.D. is free software: you can redistribute it and/or modify
       5             :  * it under the terms of the GNU General Public License as published by
       6             :  * the Free Software Foundation, either version 2 of the License, or
       7             :  * (at your option) any later version.
       8             :  *
       9             :  * 0 A.D. is distributed in the hope that it will be useful,
      10             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      11             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      12             :  * GNU General Public License for more details.
      13             :  *
      14             :  * You should have received a copy of the GNU General Public License
      15             :  * along with 0 A.D.  If not, see <http://www.gnu.org/licenses/>.
      16             :  */
      17             : 
      18             : #ifndef INCLUDED_RENDERER_BACKEND_VULKAN_FRAMEBUFFER
      19             : #define INCLUDED_RENDERER_BACKEND_VULKAN_FRAMEBUFFER
      20             : 
      21             : #include "ps/containers/StaticVector.h"
      22             : #include "renderer/backend/IFramebuffer.h"
      23             : 
      24             : #include <glad/vulkan.h>
      25             : #include <memory>
      26             : 
      27             : namespace Renderer
      28             : {
      29             : 
      30             : namespace Backend
      31             : {
      32             : 
      33             : namespace Vulkan
      34             : {
      35             : 
      36             : class CDevice;
      37             : class CTexture;
      38             : 
      39             : class CFramebuffer final : public IFramebuffer
      40             : {
      41             : public:
      42             :     ~CFramebuffer() override;
      43             : 
      44             :     IDevice* GetDevice() override;
      45             : 
      46           0 :     const CColor& GetClearColor() const override { return m_ClearColor; }
      47             : 
      48           0 :     uint32_t GetWidth() const override { return m_Width; }
      49           0 :     uint32_t GetHeight() const override { return m_Height; }
      50           0 :     uint32_t GetSampleCount() const { return m_SampleCount; }
      51             : 
      52           0 :     VkRenderPass GetRenderPass() const { return m_RenderPass; }
      53           0 :     VkFramebuffer GetFramebuffer() const { return m_Framebuffer; }
      54             : 
      55             :     using ColorAttachments = PS::StaticVector<CTexture*, 4>;
      56           0 :     const ColorAttachments& GetColorAttachments() { return m_ColorAttachments; }
      57           0 :     CTexture* GetDepthStencilAttachment() { return m_DepthStencilAttachment; }
      58             : 
      59           0 :     AttachmentLoadOp GetColorAttachmentLoadOp() const { return m_ColorAttachmentLoadOp; }
      60             :     AttachmentStoreOp GetColorAttachmentStoreOp() const { return m_ColorAttachmentStoreOp; }
      61           0 :     AttachmentLoadOp GetDepthStencilAttachmentLoadOp() const { return m_DepthStencilAttachmentLoadOp; }
      62             :     AttachmentStoreOp GetDepthStencilAttachmentStoreOp() const { return m_DepthStencilAttachmentStoreOp; }
      63             : 
      64             :     using UID = uint32_t;
      65           0 :     UID GetUID() const { return m_UID; }
      66             : 
      67             : private:
      68             :     friend class CDevice;
      69             :     friend class CSwapChain;
      70             : 
      71             :     static std::unique_ptr<CFramebuffer> Create(
      72             :         CDevice* device, const char* name,
      73             :         SColorAttachment* colorAttachment, SDepthStencilAttachment* depthStencilAttachment);
      74             : 
      75           0 :     CFramebuffer()
      76           0 :     {
      77             :         static uint32_t m_LastAvailableUID = 1;
      78           0 :         m_UID = m_LastAvailableUID++;
      79           0 :     }
      80             :     
      81             :     CDevice* m_Device = nullptr;
      82             : 
      83             :     UID m_UID = 0;
      84             : 
      85             :     CColor m_ClearColor{};
      86             : 
      87             :     uint32_t m_Width = 0;
      88             :     uint32_t m_Height = 0;
      89             :     uint32_t m_SampleCount = 0;
      90             : 
      91             :     AttachmentLoadOp m_ColorAttachmentLoadOp = AttachmentLoadOp::DONT_CARE;
      92             :     AttachmentStoreOp m_ColorAttachmentStoreOp = AttachmentStoreOp::DONT_CARE;
      93             :     AttachmentLoadOp m_DepthStencilAttachmentLoadOp = AttachmentLoadOp::DONT_CARE;
      94             :     AttachmentStoreOp m_DepthStencilAttachmentStoreOp = AttachmentStoreOp::DONT_CARE;
      95             : 
      96             :     VkRenderPass m_RenderPass = VK_NULL_HANDLE;
      97             :     VkFramebuffer m_Framebuffer = VK_NULL_HANDLE;
      98             : 
      99             :     // It's reponsibility of CFramebuffer owner to guarantee lifetime of
     100             :     // attachments.
     101             :     ColorAttachments m_ColorAttachments;
     102             :     CTexture* m_DepthStencilAttachment = nullptr;
     103             : };
     104             : 
     105             : } // namespace Vulkan
     106             : 
     107             : } // namespace Backend
     108             : 
     109             : } // namespace Renderer
     110             : 
     111             : #endif // INCLUDED_RENDERER_BACKEND_VULKAN_FRAMEBUFFER