renderdoc/renderdoc/driver/vulkan/vk_linux.cpp

/******************************************************************************
 * The MIT License (MIT)
 *
 * Copyright (c) 2016-2019 Baldur Karlsson
 *
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 * of this software and associated documentation files (the "Software"), to deal
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 * furnished to do so, subject to the following conditions:
 *
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 * all copies or substantial portions of the Software.
 *
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#include "api/replay/renderdoc_replay.h"

#include "vk_core.h"
#include "vk_replay.h"

#if defined(VK_USE_PLATFORM_XCB_KHR)

VkBool32 WrappedVulkan::vkGetPhysicalDeviceXcbPresentationSupportKHR(VkPhysicalDevice physicalDevice,
                                                                     uint32_t queueFamilyIndex,
                                                                     xcb_connection_t *connection,
                                                                     xcb_visualid_t visual_id)
{
  return ObjDisp(physicalDevice)
      ->GetPhysicalDeviceXcbPresentationSupportKHR(Unwrap(physicalDevice), queueFamilyIndex,
                                                   connection, visual_id);
}

namespace Keyboard
{
void UseConnection(xcb_connection_t *conn);
}

VkResult WrappedVulkan::vkCreateXcbSurfaceKHR(VkInstance instance,
                                              const VkXcbSurfaceCreateInfoKHR *pCreateInfo,
                                              const VkAllocationCallbacks *pAllocator,
                                              VkSurfaceKHR *pSurface)
{
  // should not come in here at all on replay
  RDCASSERT(IsCaptureMode(m_State));

  VkResult ret =
      ObjDisp(instance)->CreateXcbSurfaceKHR(Unwrap(instance), pCreateInfo, pAllocator, pSurface);

  if(ret == VK_SUCCESS)
  {
    GetResourceManager()->WrapResource(Unwrap(instance), *pSurface);

    WrappedVkSurfaceKHR *wrapped = GetWrapped(*pSurface);

    // since there's no point in allocating a full resource record and storing the window
    // handle under there somewhere, we just cast. We won't use the resource record for anything
    wrapped->record = (VkResourceRecord *)(uintptr_t)pCreateInfo->window;

    Keyboard::UseConnection(pCreateInfo->connection);
  }

  return ret;
}

#endif

#if defined(VK_USE_PLATFORM_XLIB_KHR)

VkBool32 WrappedVulkan::vkGetPhysicalDeviceXlibPresentationSupportKHR(
    VkPhysicalDevice physicalDevice, uint32_t queueFamilyIndex, Display *dpy, VisualID visualID)
{
  return ObjDisp(physicalDevice)
      ->GetPhysicalDeviceXlibPresentationSupportKHR(Unwrap(physicalDevice), queueFamilyIndex, dpy,
                                                    visualID);
}

namespace Keyboard
{
void CloneDisplay(Display *dpy);
}

VkResult WrappedVulkan::vkCreateXlibSurfaceKHR(VkInstance instance,
                                               const VkXlibSurfaceCreateInfoKHR *pCreateInfo,
                                               const VkAllocationCallbacks *pAllocator,
                                               VkSurfaceKHR *pSurface)
{
  // should not come in here at all on replay
  RDCASSERT(IsCaptureMode(m_State));

  VkResult ret =
      ObjDisp(instance)->CreateXlibSurfaceKHR(Unwrap(instance), pCreateInfo, pAllocator, pSurface);

  if(ret == VK_SUCCESS)
  {
    GetResourceManager()->WrapResource(Unwrap(instance), *pSurface);

    WrappedVkSurfaceKHR *wrapped = GetWrapped(*pSurface);

    // since there's no point in allocating a full resource record and storing the window
    // handle under there somewhere, we just cast. We won't use the resource record for anything
    wrapped->record = (VkResourceRecord *)pCreateInfo->window;

    Keyboard::CloneDisplay(pCreateInfo->dpy);
  }

  return ret;
}

VkResult WrappedVulkan::vkAcquireXlibDisplayEXT(VkPhysicalDevice physicalDevice, Display *dpy,
                                                VkDisplayKHR display)
{
  // display is not wrapped so we can pass straight through
  return ObjDisp(physicalDevice)->AcquireXlibDisplayEXT(Unwrap(physicalDevice), dpy, display);
}

VkResult WrappedVulkan::vkGetRandROutputDisplayEXT(VkPhysicalDevice physicalDevice, Display *dpy,
                                                   RROutput rrOutput, VkDisplayKHR *pDisplay)
{
  // display is not wrapped so we can pass straight through
  return ObjDisp(physicalDevice)
      ->GetRandROutputDisplayEXT(Unwrap(physicalDevice), dpy, rrOutput, pDisplay);
}

#endif

void VulkanReplay::OutputWindow::SetWindowHandle(WindowingData window)
{
#if ENABLED(RDOC_XLIB)
  if(window.system == WindowingSystem::Xlib)
  {
    xlib.display = window.xlib.display;
    xlib.window = window.xlib.window;
    return;
  }
#endif

#if ENABLED(RDOC_XCB)
  if(window.system == WindowingSystem::XCB)
  {
    xcb.connection = window.xcb.connection;
    xcb.window = window.xcb.window;
    return;
  }
#endif

  RDCERR("Unrecognised/unsupported window system %d", window.system);
}

void VulkanReplay::OutputWindow::CreateSurface(VkInstance inst)
{
#if ENABLED(RDOC_XLIB)
  if(m_WindowSystem == WindowingSystem::Xlib)
  {
    VkXlibSurfaceCreateInfoKHR createInfo;

    createInfo.sType = VK_STRUCTURE_TYPE_XLIB_SURFACE_CREATE_INFO_KHR;
    createInfo.pNext = NULL;
    createInfo.flags = 0;
    createInfo.dpy = xlib.display;
    createInfo.window = xlib.window;

    VkResult vkr = ObjDisp(inst)->CreateXlibSurfaceKHR(Unwrap(inst), &createInfo, NULL, &surface);
    RDCASSERTEQUAL(vkr, VK_SUCCESS);

    return;
  }
#endif

#if ENABLED(RDOC_XCB)
  if(m_WindowSystem == WindowingSystem::XCB)
  {
    VkXcbSurfaceCreateInfoKHR createInfo;

    createInfo.sType = VK_STRUCTURE_TYPE_XCB_SURFACE_CREATE_INFO_KHR;
    createInfo.pNext = NULL;
    createInfo.flags = 0;
    createInfo.connection = xcb.connection;
    createInfo.window = xcb.window;

    VkResult vkr = ObjDisp(inst)->CreateXcbSurfaceKHR(Unwrap(inst), &createInfo, NULL, &surface);
    RDCASSERTEQUAL(vkr, VK_SUCCESS);

    return;
  }
#endif

  RDCERR("Unrecognised/unsupported window system %d", m_WindowSystem);
}

void VulkanReplay::GetOutputWindowDimensions(uint64_t id, int32_t &w, int32_t &h)
{
  if(id == 0 || m_OutputWindows.find(id) == m_OutputWindows.end())
    return;

  OutputWindow &outw = m_OutputWindows[id];

  if(outw.m_WindowSystem == WindowingSystem::Headless)
  {
    w = outw.width;
    h = outw.height;
    return;
  }

#if ENABLED(RDOC_XLIB)
  if(outw.m_WindowSystem == WindowingSystem::Xlib)
  {
    XWindowAttributes attr = {};
    XGetWindowAttributes(outw.xlib.display, outw.xlib.window, &attr);

    w = (int32_t)attr.width;
    h = (int32_t)attr.height;

    return;
  }
#endif

#if ENABLED(RDOC_XCB)
  if(outw.m_WindowSystem == WindowingSystem::XCB)
  {
    xcb_get_geometry_cookie_t geomCookie =
        xcb_get_geometry(outw.xcb.connection, outw.xcb.window);    // window is a xcb_drawable_t
    xcb_get_geometry_reply_t *geom = xcb_get_geometry_reply(outw.xcb.connection, geomCookie, NULL);

    w = (int32_t)geom->width;
    h = (int32_t)geom->height;

    free(geom);

    return;
  }
#endif

  RDCERR("Unrecognised/unsupported window system %d", outw.m_WindowSystem);
}

void *LoadVulkanLibrary()
{
  return Process::LoadModule("libvulkan.so.1");
}