Class ILLIXR::offload_rendering_client

ClassList > ILLIXR > offload_rendering_client

Inherits the following classes: ILLIXR::threadloop, ILLIXR::vulkan::app

Public Functions

Type	Name
void	destroy () override Clean up resources on destruction.
bool	is_external () override Indicates this is an external renderer.
	offload_rendering_client (const std::string & name, phonebook * pb) Constructor initializes the client with configuration from environment variables.
void	record_command_buffer (VkCommandBuffer commandBuffer, VkFramebuffer framebuffer, int buffer_ind, bool left) override Record command buffer (no-op in this implementation)
void	setup (VkRenderPass render_pass, uint32_t subpass, std::shared_ptr< vulkan::buffer_pool< data_format::fast_pose_type > > buffer_pool) override Set up Vulkan resources and initialize frame buffers.
void	start () override Start the client thread and initialize FFmpeg/CUDA resources.
void	update_uniforms (const data_format::pose_type & render_pose) override Update uniforms (no-op in this implementation)

Public Functions inherited from ILLIXR::threadloop

See ILLIXR::threadloop

Type	Name
virtual void	internal_stop () Stops the thread.
virtual void	start () override Starts the thread.
virtual void	stop () override Joins the thread.
	threadloop (const std::string & name, phonebook * pb)
	~threadloop () override

Public Functions inherited from ILLIXR::plugin

See ILLIXR::plugin

Type	Name
std::string	get_name () noexcept const
	plugin (std::string name, phonebook * pb)
void	spd_add_file_sink (const std::string & file_name, const std::string & extension, const std::string & log_level)
auto	spdlogger (const char * log_level)
virtual void	start () A method which Spindle calls when it starts the component.
virtual void	stop () A method which Spindle calls when it stops the component.
virtual	~plugin () = default

Protected Types inherited from ILLIXR::threadloop

See ILLIXR::threadloop

Type	Name
enum	skip_option

Protected Attributes inherited from ILLIXR::threadloop

See ILLIXR::threadloop

Type	Name
std::size_t	iteration_no = 0
std::size_t	skip_no = 0

Protected Attributes inherited from ILLIXR::plugin

See ILLIXR::plugin

Type	Name
const std::shared_ptr< gen_guid >	gen_guid_
const std::size_t	id_
std::string	name_
const phonebook *	phonebook_
std::shared_ptr< spdlog::logger >	plugin_logger_
const std::shared_ptr< record_logger >	record_logger_

Protected Functions

Type	Name
void	_p_one_iteration () override Main processing loop for frame decoding and display.
skip_option	_p_should_skip () override Determines if the current iteration should be skipped.
void	_p_thread_setup () override Thread setup (no-op in this implementation)
void	copy_image_to_cpu_and_save_file (AVFrame * frame)
void	save_nv12_img_to_png (AVFrame * cuda_frame) const
void	transition_layout (VkCommandBuffer cmd_buf, AVFrame * frame, VkImageLayout old_layout, VkImageLayout new_layout)

Protected Functions inherited from ILLIXR::threadloop

See ILLIXR::threadloop

Type	Name
virtual void	_p_one_iteration () = 0 Override with the computation the thread does every loop.
virtual skip_option	_p_should_skip () Gets called in a tight loop, to gate the invocation of _p_one_iteration() __
virtual void	_p_thread_setup () Gets called at setup time, from the new thread.
bool	should_terminate () Whether the thread has been asked to terminate.

Public Functions Documentation

function destroy

Clean up resources on destruction.

void ILLIXR::offload_rendering_client::destroy () override

---

function is_external

Indicates this is an external renderer.

inline bool ILLIXR::offload_rendering_client::is_external () override

Returns:

true since this is an external renderer

---

function offload_rendering_client

Constructor initializes the client with configuration from environment variables.

ILLIXR::offload_rendering_client::offload_rendering_client (
    const std::string & name,
    phonebook * pb
) 

Parameters:

• name Plugin name
• pb Phonebook for component lookup

---

function record_command_buffer

Record command buffer (no-op in this implementation)

inline void ILLIXR::offload_rendering_client::record_command_buffer (
    VkCommandBuffer commandBuffer,
    VkFramebuffer framebuffer,
    int buffer_ind,
    bool left
) override

---

function setup

Set up Vulkan resources and initialize frame buffers.

void ILLIXR::offload_rendering_client::setup (
    VkRenderPass render_pass,
    uint32_t subpass,
    std::shared_ptr< vulkan::buffer_pool< data_format::fast_pose_type > > buffer_pool
) override

Parameters:

• render_pass The Vulkan render pass to use
• subpass The subpass index
• buffer_pool The buffer pool for frame data

---

function start

Start the client thread and initialize FFmpeg/CUDA resources.

void ILLIXR::offload_rendering_client::start () override

---

function update_uniforms

Update uniforms (no-op in this implementation)

inline void ILLIXR::offload_rendering_client::update_uniforms (
    const data_format::pose_type & render_pose
) override

---

Protected Functions Documentation

function _p_one_iteration

Main processing loop for frame decoding and display.

void ILLIXR::offload_rendering_client::_p_one_iteration () override

This method: * Sends the latest pose to the server * Receives and decodes encoded frames * Performs color space conversion * Updates display buffers * Tracks performance metrics

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function _p_should_skip

Determines if the current iteration should be skipped.

inline skip_option ILLIXR::offload_rendering_client::_p_should_skip () override

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function _p_thread_setup

Thread setup (no-op in this implementation)

inline void ILLIXR::offload_rendering_client::_p_thread_setup () override

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function copy_image_to_cpu_and_save_file

void ILLIXR::offload_rendering_client::copy_image_to_cpu_and_save_file (
    AVFrame * frame
) 

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function save_nv12_img_to_png

void ILLIXR::offload_rendering_client::save_nv12_img_to_png (
    AVFrame * cuda_frame
) const

---

function transition_layout

void ILLIXR::offload_rendering_client::transition_layout (
    VkCommandBuffer cmd_buf,
    AVFrame * frame,
    VkImageLayout old_layout,
    VkImageLayout new_layout
) 

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The documentation for this class was generated from the following file /home/friedel/devel/ILLIXR/plugins/offload_rendering_client/offload_rendering_client.hpp