Flecs v4.1
A fast entity component system (ECS) for C & C++
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ecs_expr_eval_desc_t Struct Reference

Used with ecs_expr_run(). More...

#include <script.h>

Public Attributes

const char * name
 Script name.
 
const char * expr
 Full expression string.
 
const ecs_script_vars_tvars
 Variables accessible in expression.
 
ecs_entity_t type
 Type of parsed value (optional).
 
ecs_entity_t(* lookup_action )(const ecs_world_t *, const char *value, void *ctx)
 
void * lookup_ctx
 Context passed to lookup function.
 
bool disable_folding
 Disable constant folding (slower evaluation, faster parsing).
 
bool disable_dynamic_variable_binding
 This option instructs the expression runtime to lookup variables by stack pointer instead of by name, which improves performance.
 
bool allow_unresolved_identifiers
 Allow for unresolved identifiers when parsing.
 
ecs_script_runtime_truntime
 Reusable runtime (optional).
 
void * script_visitor
 For internal usage.
 

Detailed Description

Used with ecs_expr_run().

Definition at line 581 of file script.h.

Member Data Documentation

◆ allow_unresolved_identifiers

bool ecs_expr_eval_desc_t::allow_unresolved_identifiers

Allow for unresolved identifiers when parsing.

Useful when entities can be created in between parsing and evaluating.

Definition at line 602 of file script.h.

◆ disable_dynamic_variable_binding

bool ecs_expr_eval_desc_t::disable_dynamic_variable_binding

This option instructs the expression runtime to lookup variables by stack pointer instead of by name, which improves performance.

Only enable when provided variables are always declared in the same order.

Definition at line 598 of file script.h.

◆ disable_folding

bool ecs_expr_eval_desc_t::disable_folding

Disable constant folding (slower evaluation, faster parsing).

Definition at line 593 of file script.h.

◆ expr

const char* ecs_expr_eval_desc_t::expr

Full expression string.

Definition at line 583 of file script.h.

◆ lookup_action

ecs_entity_t(* ecs_expr_eval_desc_t::lookup_action) ( const ecs_world_t *, const char *value, void *ctx)

Definition at line 586 of file script.h.

◆ lookup_ctx

void* ecs_expr_eval_desc_t::lookup_ctx

Context passed to lookup function.

Definition at line 590 of file script.h.

◆ name

const char* ecs_expr_eval_desc_t::name

Script name.

Definition at line 582 of file script.h.

◆ runtime

ecs_script_runtime_t* ecs_expr_eval_desc_t::runtime

Reusable runtime (optional).

Definition at line 604 of file script.h.

◆ script_visitor

void* ecs_expr_eval_desc_t::script_visitor

For internal usage.

Definition at line 606 of file script.h.

◆ type

ecs_entity_t ecs_expr_eval_desc_t::type

Type of parsed value (optional).

Definition at line 585 of file script.h.

◆ vars

const ecs_script_vars_t* ecs_expr_eval_desc_t::vars

Variables accessible in expression.

Definition at line 584 of file script.h.


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