Queries are lists of constraints (terms) that match entities. More...

#include <flecs.h>

Public Attributes
ecs_header_t	hdr
	Object header.

ecs_term_t *	terms
	Query terms.

int32_t *	sizes
	Component sizes.

ecs_id_t *	ids
	Component ids.

uint64_t	bloom_filter
	Bitmask used to quickly discard tables.

ecs_flags32_t	flags
	Query flags.

int8_t	var_count
	Number of query variables.

int8_t	term_count
	Number of query terms.

int8_t	field_count
	Number of fields returned by query.

ecs_flags32_t	fixed_fields
	Fields with a fixed source.

ecs_flags32_t	var_fields
	Fields with non-$this variable source.

ecs_flags32_t	static_id_fields
	Fields with a static (component) id.

ecs_flags32_t	data_fields
	Fields that have data.

ecs_flags32_t	write_fields
	Fields that write data.

ecs_flags32_t	read_fields
	Fields that read data.

ecs_flags32_t	row_fields
	Fields that must be acquired with field_at.

ecs_flags32_t	shared_readonly_fields
	Fields that don't write shared data.

ecs_flags32_t	set_fields
	Fields that will be set.

ecs_query_cache_kind_t	cache_kind
	Caching policy of query.

char **	vars
	Array with variable names for iterator.

void *	ctx
	User context to pass to callback.

void *	binding_ctx
	Context to be used for language bindings.

ecs_entity_t	entity
	Entity associated with query (optional)

ecs_world_t *	real_world
	Actual world.

ecs_world_t *	world
	World or stage query was created with.

int32_t	eval_count
	Number of times query is evaluated.

Detailed Description

Queries are lists of constraints (terms) that match entities.

Created with ecs_query_init().

Definition at line 813 of file flecs.h.

Member Data Documentation

◆ binding_ctx

void* ecs_query_t::binding_ctx

Context to be used for language bindings.

Definition at line 842 of file flecs.h.

◆ bloom_filter

uint64_t ecs_query_t::bloom_filter

Bitmask used to quickly discard tables.

Definition at line 820 of file flecs.h.

◆ cache_kind

ecs_query_cache_kind_t ecs_query_t::cache_kind

Caching policy of query.

Definition at line 837 of file flecs.h.

◆ ctx

void* ecs_query_t::ctx

User context to pass to callback.

Definition at line 841 of file flecs.h.

◆ data_fields

ecs_flags32_t ecs_query_t::data_fields

Fields that have data.

Definition at line 830 of file flecs.h.

◆ entity

ecs_entity_t ecs_query_t::entity

Entity associated with query (optional)

Definition at line 844 of file flecs.h.

◆ eval_count

int32_t ecs_query_t::eval_count

Number of times query is evaluated.

Definition at line 848 of file flecs.h.

◆ field_count

int8_t ecs_query_t::field_count

Number of fields returned by query.

Definition at line 824 of file flecs.h.

◆ fixed_fields

ecs_flags32_t ecs_query_t::fixed_fields

Fields with a fixed source.

Definition at line 827 of file flecs.h.

◆ flags

ecs_flags32_t ecs_query_t::flags

Query flags.

Definition at line 821 of file flecs.h.

◆ hdr

ecs_header_t ecs_query_t::hdr

Object header.

Definition at line 814 of file flecs.h.

◆ ids

ecs_id_t* ecs_query_t::ids

Component ids.

Indexed by field

Definition at line 818 of file flecs.h.

◆ read_fields

ecs_flags32_t ecs_query_t::read_fields

Fields that read data.

Definition at line 832 of file flecs.h.

◆ real_world

ecs_world_t* ecs_query_t::real_world

Actual world.

Definition at line 845 of file flecs.h.

◆ row_fields

ecs_flags32_t ecs_query_t::row_fields

Fields that must be acquired with field_at.

Definition at line 833 of file flecs.h.

◆ set_fields

ecs_flags32_t ecs_query_t::set_fields

Fields that will be set.

Definition at line 835 of file flecs.h.

◆ shared_readonly_fields

ecs_flags32_t ecs_query_t::shared_readonly_fields

Fields that don't write shared data.

Definition at line 834 of file flecs.h.

◆ sizes

int32_t* ecs_query_t::sizes

Component sizes.

Indexed by field

Definition at line 817 of file flecs.h.

◆ static_id_fields

ecs_flags32_t ecs_query_t::static_id_fields

Fields with a static (component) id.

Definition at line 829 of file flecs.h.

◆ term_count

int8_t ecs_query_t::term_count

Number of query terms.

Definition at line 823 of file flecs.h.

◆ terms

ecs_term_t* ecs_query_t::terms

Query terms.

Definition at line 816 of file flecs.h.

◆ var_count

int8_t ecs_query_t::var_count

Number of query variables.

Definition at line 822 of file flecs.h.

◆ var_fields

ecs_flags32_t ecs_query_t::var_fields

Fields with non-$this variable source.

Definition at line 828 of file flecs.h.

◆ vars

char** ecs_query_t::vars

Array with variable names for iterator.

Definition at line 839 of file flecs.h.

◆ world

ecs_world_t* ecs_query_t::world

World or stage query was created with.

Definition at line 846 of file flecs.h.

◆ write_fields

ecs_flags32_t ecs_query_t::write_fields

Fields that write data.

Definition at line 831 of file flecs.h.

The documentation for this struct was generated from the following file:

include/flecs.h

Public Attributes