sdl_compositor.c File Reference

SDL compositor implementation. More...

#include "os/os_time.h"
#include "util/u_misc.h"
#include "util/u_time.h"
#include "util/u_debug.h"
#include "util/u_verify.h"
#include "util/u_handles.h"
#include "util/u_trace_marker.h"
#include "util/comp_vulkan.h"
#include "multi/comp_multi_interface.h"
#include "sdl_internal.h"
#include <stdio.h>
#include <stdarg.h>

Include dependency graph for sdl_compositor.c:

Macros
#define	SC_TRACE(c, ...)   U_LOG_IFL_T(get_vk(c)->log_level, __VA_ARGS__);
#define	SC_DEBUG(c, ...)   U_LOG_IFL_D(get_vk(c)->log_level, __VA_ARGS__);
#define	SC_INFO(c, ...)   U_LOG_IFL_I(get_vk(c)->log_level, __VA_ARGS__);
#define	SC_WARN(c, ...)   U_LOG_IFL_W(get_vk(c)->log_level, __VA_ARGS__);
#define	SC_ERROR(c, ...)   U_LOG_IFL_E(get_vk(c)->log_level, __VA_ARGS__);

Functions
static struct vk_bundle *	get_vk (struct sdl_compositor *c)
static VkResult	select_instances_extensions (struct sdl_compositor *c, struct u_extension_list_builder *required_builder, struct u_extension_list_builder *optional_builder)
static bool	compositor_init_vulkan (struct sdl_compositor *c, enum u_logging_level log_level)
static bool	compositor_init_pacing (struct sdl_compositor *c)
static bool	compositor_init_info (struct sdl_compositor *c)
static bool	compositor_init_sys_info (struct sdl_compositor *c, struct sdl_program *sp, struct xrt_device *xdev)
static xrt_result_t	sdl_compositor_begin_session (struct xrt_compositor *xc, const struct xrt_begin_session_info *info)
static xrt_result_t	sdl_compositor_end_session (struct xrt_compositor *xc)
static xrt_result_t	sdl_compositor_predict_frame (struct xrt_compositor *xc, int64_t *out_frame_id, int64_t *out_wake_time_ns, int64_t *out_predicted_gpu_time_ns, int64_t *out_predicted_display_time_ns, int64_t *out_predicted_display_period_ns)
static xrt_result_t	sdl_compositor_mark_frame (struct xrt_compositor *xc, int64_t frame_id, enum xrt_compositor_frame_point point, int64_t when_ns)
static xrt_result_t	sdl_compositor_begin_frame (struct xrt_compositor *xc, int64_t frame_id)
static xrt_result_t	sdl_compositor_discard_frame (struct xrt_compositor *xc, int64_t frame_id)
static xrt_result_t	sdl_compositor_layer_commit (struct xrt_compositor *xc, xrt_graphics_sync_handle_t sync_handle)
static void	sdl_compositor_destroy (struct xrt_compositor *xc)
void	sdl_compositor_init (struct sdl_program *sp)
	Initializes the compositor part of the SDL program.
xrt_result_t	sdl_compositor_create_system (struct sdl_program *sp, struct xrt_system_compositor **out_xsysc)
	Creates the system compositor that wraps the native compositor.

Variables
static const char *	instance_extensions_common []
static const char *	required_device_extensions []
static const char *	optional_device_extensions []

Detailed Description

SDL compositor implementation.

Based on src/xrt/compositor/null/null_compositor.c

Author

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

Lubosz Sarnecki lubos.nosp@m.z.sa.nosp@m.rneck.nosp@m.i@co.nosp@m.llabo.nosp@m.ra.c.nosp@m.om

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

Function Documentation

sdl_compositor_create_system()

xrt_result_t sdl_compositor_create_system	(	struct sdl_program *	sp,
		struct xrt_system_compositor **	out_xsysc
	)

Creates the system compositor that wraps the native compositor.

References comp_base::base, sdl_compositor::base, sdl_program::c, comp_multi_create_system_compositor(), u_pa_factory_create(), and XRT_SUCCESS.

sdl_compositor_init()

void sdl_compositor_init

(

struct sdl_program *

sp

)

Initializes the compositor part of the SDL program.

References comp_base::base, xrt_compositor_native::base, sdl_compositor::base, xrt_compositor::begin_frame, xrt_compositor::begin_session, sdl_program::c, xrt_compositor::create_swapchain, xrt_compositor::destroy, xrt_compositor::discard_frame, xrt_compositor::end_session, sdl_compositor::frame, sdl_compositor::frame_interval_ns, xrt_compositor::import_swapchain, xrt_compositor::layer_commit, sdl_program::log_level, xrt_compositor::mark_frame, xrt_compositor::predict_frame, sdl_swapchain_create(), sdl_swapchain_import(), U_TIME_1S_IN_NS, comp_base::vk, and sdl_program::xdev_base.

Referenced by sdl_program_plus_create().

Variable Documentation

instance_extensions_common

const char* instance_extensions_common[]

static

Initial value:

= {
    VK_KHR_EXTERNAL_FENCE_CAPABILITIES_EXTENSION_NAME,      
    VK_KHR_EXTERNAL_MEMORY_CAPABILITIES_EXTENSION_NAME,     
    VK_KHR_EXTERNAL_SEMAPHORE_CAPABILITIES_EXTENSION_NAME,  
    VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME, 
}