Parameters for the HVD tracker. More...

#include "hvdtracker.h"

Data Fields
size_t	size
	The size of this structure.

HqBool	allow_zero_elements

HqBool	allow_early_output

HqBool	allow_async_output

HVD_page_output_fn *	page_output_fn

HVD_interrupt_poll_fn *	interrupt_poll_fn

HVD_cache *	cache
	Cache instance rasters are stored in.

HVD_cache_fns *	cache_fns
	Cache functions, or NULL for default.

sw_memory_instance *	mem
	Memory allocation/deallocation functions.

Detailed Description

Parameters for the HVD tracker.

Field Documentation

◆ allow_async_output

HqBool HVD_tracker_params::allow_async_output

Can the client handle output callbacks at times other than requested?

◆ allow_early_output

HqBool HVD_tracker_params::allow_early_output

Can the client handle output in any order (when elements become ready)?

◆ allow_zero_elements

HqBool HVD_tracker_params::allow_zero_elements

Can the client handle pages with no elements in them?

◆ interrupt_poll_fn

HVD_interrupt_poll_fn* HVD_tracker_params::interrupt_poll_fn

Function to poll for interrupts.

Return values

TRUE	Stop waiting for page rasters.
FALSE	Continue waiting for page rasters.

◆ page_output_fn

HVD_page_output_fn* HVD_tracker_params::page_output_fn

Function to output a completed page.

Parameters

[in] output The page details to output. The lifetime of this structure is the duration of this callback: any data that the backend wishes to store for a longer duration must be copied.