comp_d3d11_client.cpp File Reference

D3D11 client side glue to compositor implementation. More...

#include "comp_d3d11_client.h"
#include "comp_d3d_common.hpp"
#include "xrt/xrt_compositor.h"
#include "xrt/xrt_config_os.h"
#include "xrt/xrt_handles.h"
#include "xrt/xrt_deleters.hpp"
#include "xrt/xrt_results.h"
#include "xrt/xrt_vulkan_includes.h"
#include "d3d/d3d_dxgi_formats.h"
#include "d3d/d3d_d3d11_helpers.hpp"
#include "d3d/d3d_d3d11_allocator.hpp"
#include "d3d/d3d_d3d11_fence.hpp"
#include "util/u_misc.h"
#include "util/u_pretty_print.h"
#include "util/u_time.h"
#include "util/u_logging.h"
#include "util/u_debug.h"
#include "util/u_handles.h"
#include "util/u_win32_com_guard.hpp"
#include <d3d11_1.h>
#include <d3d11_3.h>
#include <wil/resource.h>
#include <wil/com.h>
#include <wil/result_macros.h>
#include <assert.h>
#include <inttypes.h>
#include <memory>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <chrono>

Include dependency graph for comp_d3d11_client.cpp:

Data Structures
class	client_d3d11_compositor
	Wraps the real compositor providing a D3D11 based interface. More...
struct	client_d3d11_swapchain_data
	Split out from client_d3d11_swapchain to ensure that it is standard layout, std::vector for instance is not standard layout. More...
struct	client_d3d11_swapchain
	Wraps the real compositor swapchain providing a D3D11 based interface. More...

Typedefs
using	unique_compositor_semaphore_ref = std::unique_ptr< struct xrt_compositor_semaphore, xrt::deleters::reference_deleter< struct xrt_compositor_semaphore, xrt_compositor_semaphore_reference > >

Functions
static DWORD	convertTimeoutToWindowsMilliseconds (uint64_t timeout_ns)
template<size_t N>
static bool	formatMessage (DWORD err, char(&buf)[N])
static xrt_result_t	client_d3d11_swapchain_acquire_image (struct xrt_swapchain *xsc, uint32_t *out_index)
static xrt_result_t	client_d3d11_swapchain_wait_image (struct xrt_swapchain *xsc, uint64_t timeout_ns, uint32_t index)
static xrt_result_t	client_d3d11_swapchain_barrier_image (struct xrt_swapchain *xsc, enum xrt_barrier_direction direction, uint32_t index)
static xrt_result_t	client_d3d11_swapchain_release_image (struct xrt_swapchain *xsc, uint32_t index)
static void	client_d3d11_swapchain_destroy (struct xrt_swapchain *xsc)
static wil::com_ptr< ID3D11Texture2D1 >	import_image (ID3D11Device1 &device, HANDLE h)
static wil::com_ptr< ID3D11Texture2D1 >	import_image_dxgi (ID3D11Device1 &device, HANDLE h)
static wil::com_ptr< ID3D11Fence >	import_fence (ID3D11Device5 &device, HANDLE h)
xrt_result_t	client_d3d11_create_swapchain (struct xrt_compositor *xc, const struct xrt_swapchain_create_info *info, struct xrt_swapchain **out_xsc)
static xrt_result_t	client_d3d11_compositor_passthrough_create (struct xrt_compositor *xc, const struct xrt_passthrough_create_info *info)
static xrt_result_t	client_d3d11_compositor_passthrough_layer_create (struct xrt_compositor *xc, const struct xrt_passthrough_layer_create_info *info)
static xrt_result_t	client_d3d11_compositor_passthrough_destroy (struct xrt_compositor *xc)
static xrt_result_t	client_d3d11_compositor_begin_session (struct xrt_compositor *xc, const struct xrt_begin_session_info *info)
static xrt_result_t	client_d3d11_compositor_end_session (struct xrt_compositor *xc)
static xrt_result_t	client_d3d11_compositor_wait_frame (struct xrt_compositor *xc, int64_t *out_frame_id, uint64_t *predicted_display_time, uint64_t *predicted_display_period)
static xrt_result_t	client_d3d11_compositor_begin_frame (struct xrt_compositor *xc, int64_t frame_id)
static xrt_result_t	client_d3d11_compositor_discard_frame (struct xrt_compositor *xc, int64_t frame_id)
static xrt_result_t	client_d3d11_compositor_layer_begin (struct xrt_compositor *xc, const struct xrt_layer_frame_data *data)
static xrt_result_t	client_d3d11_compositor_layer_projection (struct xrt_compositor *xc, struct xrt_device *xdev, struct xrt_swapchain *xsc[XRT_MAX_VIEWS], const struct xrt_layer_data *data)
static xrt_result_t	client_d3d11_compositor_layer_projection_depth (struct xrt_compositor *xc, struct xrt_device *xdev, struct xrt_swapchain *xsc[XRT_MAX_VIEWS], struct xrt_swapchain *d_xsc[XRT_MAX_VIEWS], const struct xrt_layer_data *data)
static xrt_result_t	client_d3d11_compositor_layer_quad (struct xrt_compositor *xc, struct xrt_device *xdev, struct xrt_swapchain *xsc, const struct xrt_layer_data *data)
static xrt_result_t	client_d3d11_compositor_layer_cube (struct xrt_compositor *xc, struct xrt_device *xdev, struct xrt_swapchain *xsc, const struct xrt_layer_data *data)
static xrt_result_t	client_d3d11_compositor_layer_cylinder (struct xrt_compositor *xc, struct xrt_device *xdev, struct xrt_swapchain *xsc, const struct xrt_layer_data *data)
static xrt_result_t	client_d3d11_compositor_layer_equirect1 (struct xrt_compositor *xc, struct xrt_device *xdev, struct xrt_swapchain *xsc, const struct xrt_layer_data *data)
static xrt_result_t	client_d3d11_compositor_layer_equirect2 (struct xrt_compositor *xc, struct xrt_device *xdev, struct xrt_swapchain *xsc, const struct xrt_layer_data *data)
static xrt_result_t	client_d3d11_compositor_layer_passthrough (struct xrt_compositor *xc, struct xrt_device *xdev, const struct xrt_layer_data *data)
static xrt_result_t	client_d3d11_compositor_layer_commit (struct xrt_compositor *xc, xrt_graphics_sync_handle_t sync_handle)
static xrt_result_t	client_d3d11_compositor_get_swapchain_create_properties (struct xrt_compositor *xc, const struct xrt_swapchain_create_info *info, struct xrt_swapchain_create_properties *xsccp)
static void	client_d3d11_compositor_destroy (struct xrt_compositor *xc)
static void	client_d3d11_compositor_init_try_timeline_semaphores (struct client_d3d11_compositor *c)
static void	client_d3d11_compositor_init_try_internal_blocking (struct client_d3d11_compositor *c)
struct xrt_compositor_d3d11 *	client_d3d11_compositor_create (struct xrt_compositor_native *xcn, ID3D11Device *device)

Variables
static constexpr uint64_t	kKeyedMutexKey = 0
static constexpr auto	kFenceTimeout = 500ms
static constexpr size_t	kErrorBufSize = 256

Detailed Description

D3D11 client side glue to compositor implementation.

Author

Rylie Pavlik rylie.nosp@m..pav.nosp@m.lik@c.nosp@m.olla.nosp@m.bora..nosp@m.com

Jakob Bornecrantz jakob.nosp@m.@col.nosp@m.labor.nosp@m.a.co.nosp@m.m

Fernando Velazquez Innella finne.nosp@m.lla@.nosp@m.magic.nosp@m.leap.nosp@m..com

Function Documentation

client_d3d11_create_swapchain()

xrt_result_t client_d3d11_create_swapchain	(	struct xrt_compositor *	xc,
		const struct xrt_swapchain_create_info *	info,
		struct xrt_swapchain **	out_xsc
	)

Todo:

not sure - dedicated allocation

References D3D_ERROR, D3D_WARN, xrt_compositor::info, xrt_compositor::xrt_comp_get_swapchain_create_properties(), XRT_ERROR_SWAPCHAIN_FLAG_VALID_BUT_UNSUPPORTED, XRT_SUCCESS, and XRT_SWAPCHAIN_CREATE_PROTECTED_CONTENT.

client_d3d11_swapchain_wait_image()

static xrt_result_t client_d3d11_swapchain_wait_image ( struct xrt_swapchain *  xsc, uint64_t  timeout_ns, uint32_t  index  )

static

Todo:

discard old contents?

References client_d3d11_swapchain::data, XRT_SUCCESS, xrt_swapchain::xrt_swapchain_wait_image(), and client_d3d11_swapchain::xsc.