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             : #include "precompiled.h"
      19             : 
      20             : #include "Framebuffer.h"
      21             : 
      22             : #include "renderer/backend/vulkan/Device.h"
      23             : #include "renderer/backend/vulkan/Mapping.h"
      24             : #include "renderer/backend/vulkan/RenderPassManager.h"
      25             : #include "renderer/backend/vulkan/Texture.h"
      26             : #include "renderer/backend/vulkan/Utilities.h"
      27             : 
      28             : namespace Renderer
      29             : {
      30             : 
      31             : namespace Backend
      32             : {
      33             : 
      34             : namespace Vulkan
      35             : {
      36             : 
      37             : // static
      38           0 : std::unique_ptr<CFramebuffer> CFramebuffer::Create(
      39             :     CDevice* device, const char* name,
      40             :     SColorAttachment* colorAttachment, SDepthStencilAttachment* depthStencilAttachment)
      41             : {
      42           0 :     ENSURE(colorAttachment || depthStencilAttachment);
      43             : 
      44           0 :     if (colorAttachment && depthStencilAttachment)
      45             :     {
      46           0 :         CTexture* colorAttachmentTexture = colorAttachment->texture->As<CTexture>();
      47           0 :         CTexture* depthStencilAttachmentTexture = depthStencilAttachment->texture->As<CTexture>();
      48           0 :         ENSURE(
      49             :             colorAttachmentTexture->GetWidth() == depthStencilAttachmentTexture->GetWidth() &&
      50             :             colorAttachmentTexture->GetHeight() == depthStencilAttachmentTexture->GetHeight() &&
      51             :             colorAttachmentTexture->GetSampleCount() == depthStencilAttachmentTexture->GetSampleCount());
      52             :     }
      53             : 
      54           0 :     std::unique_ptr<CFramebuffer> framebuffer(new CFramebuffer());
      55           0 :     framebuffer->m_Device = device;
      56           0 :     if (colorAttachment)
      57           0 :         framebuffer->m_ClearColor = colorAttachment->clearColor;
      58             : 
      59           0 :     PS::StaticVector<VkImageView, 4> attachments;
      60             : 
      61           0 :     if (colorAttachment)
      62             :     {
      63           0 :         CTexture* colorAttachmentTexture = colorAttachment->texture->As<CTexture>();
      64             : 
      65           0 :         framebuffer->m_Width = colorAttachmentTexture->GetWidth();
      66           0 :         framebuffer->m_Height = colorAttachmentTexture->GetHeight();
      67           0 :         framebuffer->m_SampleCount = colorAttachmentTexture->GetSampleCount();
      68           0 :         framebuffer->m_ColorAttachmentLoadOp = colorAttachment->loadOp;
      69           0 :         framebuffer->m_ColorAttachmentStoreOp = colorAttachment->storeOp;
      70             : 
      71           0 :         attachments.emplace_back(colorAttachmentTexture->GetAttachmentImageView());
      72           0 :         framebuffer->m_ColorAttachments.emplace_back(colorAttachmentTexture);
      73             :     }
      74             : 
      75           0 :     if (depthStencilAttachment)
      76             :     {
      77           0 :         CTexture* depthStencilAttachmentTexture = depthStencilAttachment->texture->As<CTexture>();
      78             : 
      79           0 :         framebuffer->m_Width = depthStencilAttachmentTexture->GetWidth();
      80           0 :         framebuffer->m_Height = depthStencilAttachmentTexture->GetHeight();
      81           0 :         framebuffer->m_SampleCount = depthStencilAttachmentTexture->GetSampleCount();
      82             : 
      83           0 :         framebuffer->m_DepthStencilAttachmentLoadOp = depthStencilAttachment->loadOp;
      84           0 :         framebuffer->m_DepthStencilAttachmentStoreOp = depthStencilAttachment->storeOp;
      85             : 
      86           0 :         attachments.emplace_back(depthStencilAttachmentTexture->GetAttachmentImageView());
      87           0 :         framebuffer->m_DepthStencilAttachment = depthStencilAttachmentTexture;
      88             :     }
      89             : 
      90           0 :     ENSURE(framebuffer->m_Width > 0 && framebuffer->m_Height > 0);
      91           0 :     ENSURE(framebuffer->m_SampleCount > 0);
      92             : 
      93           0 :     framebuffer->m_RenderPass = device->GetRenderPassManager().GetOrCreateRenderPass(
      94             :         colorAttachment, depthStencilAttachment);
      95             : 
      96           0 :     VkFramebufferCreateInfo framebufferInfo{};
      97           0 :     framebufferInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
      98           0 :     framebufferInfo.renderPass = framebuffer->m_RenderPass;
      99           0 :     framebufferInfo.attachmentCount = attachments.size();
     100           0 :     framebufferInfo.pAttachments = attachments.data();
     101           0 :     framebufferInfo.width = framebuffer->m_Width;
     102           0 :     framebufferInfo.height = framebuffer->m_Height;
     103           0 :     framebufferInfo.layers = 1;
     104             : 
     105           0 :     ENSURE_VK_SUCCESS(vkCreateFramebuffer(
     106             :         device->GetVkDevice(), &framebufferInfo, nullptr, &framebuffer->m_Framebuffer));
     107             : 
     108           0 :     device->SetObjectName(VK_OBJECT_TYPE_FRAMEBUFFER, framebuffer->m_Framebuffer, name);
     109             : 
     110           0 :     return framebuffer;
     111             : }
     112             : 
     113           0 : CFramebuffer::~CFramebuffer()
     114             : {
     115           0 :     if (m_Framebuffer != VK_NULL_HANDLE)
     116           0 :         m_Device->ScheduleObjectToDestroy(
     117           0 :             VK_OBJECT_TYPE_FRAMEBUFFER, m_Framebuffer, VK_NULL_HANDLE);
     118           0 : }
     119             : 
     120           0 : IDevice* CFramebuffer::GetDevice()
     121             : {
     122           0 :     return m_Device;
     123             : }
     124             : 
     125             : } // namespace Vulkan
     126             : 
     127             : } // namespace Backend
     128             : 
     129           3 : } // namespace Renderer