r_entity.c File Reference

#include "r_local.h"
#include "r_matrix.h"
#include "r_entity.h"
#include "r_mesh.h"
#include "r_mesh_anim.h"
#include "r_draw.h"

Include dependency graph for r_entity.c:

Go to the source code of this file.

Defines
#define	MAX_ENTITIES 2048
Functions
const vec3_t *	R_EntityGetOrigin (const entity_t *ent)
void	R_EntitySetOrigin (entity_t *ent, const vec3_t ovec)
void	R_EntityCopyOrigin (entity_t ent, const entity_t other)
void	R_EntityAddToOrigin (entity_t *ent, const vec3_t offs)
void	R_EntitySubtractFromOrigin (entity_t *ent, const vec3_t offs)
static void	R_DrawBox (const entity_t *e)
	Draws the field marker entity is specified in cl_actor.c CL_AddTargeting.
static void	R_DrawFloor (const entity_t *e)
	Draws a marker on the ground to indicate pathing CL_AddPathingBox.
static void	R_DrawArrow (const entity_t *e)
	Draws an arrow between two points.
static void	R_DrawEntityEffects (void)
	Draws shadow and highlight effects for the entities (actors).
static void	R_DrawBspEntities (const entity_t *ents)
static void	R_DrawMeshEntities (entity_t *ents)
static void	R_DrawOpaqueMeshEntities (entity_t *ents)
static void	R_DrawBlendMeshEntities (entity_t *ents)
static void	R_DrawNullModel (const entity_t *e)
	Draw replacement model (e.g. when model wasn't found).
static void	R_DrawSpecialEntities (const entity_t *ents)
static void	R_DrawNullEntities (const entity_t *ents)
	Draw entities which models couldn't be loaded.
static float *	R_CalcTransform (entity_t *e)
	Calculates transformation matrix for the model and its tags.
static qboolean	R_CullEntity (entity_t *e)
	Perform a frustum cull check for a given entity.
void	R_DrawEntities (void)
	Primary entry point for drawing all entities.
entity_t *	R_GetFreeEntity (void)
	Get the next free entry in the entity list (the last one).
entity_t *	R_GetEntity (int id)
	Returns a specific entity from the list.
int	R_AddEntity (const entity_t *ent)
	Adds a copy of the specified entity to the list of all known render entities.
Variables
static entity_t	r_entities [MAX_ENTITIES]

Detailed Description

Definition in file r_entity.c.

Define Documentation

#define MAX_ENTITIES 2048

Definition at line 32 of file r_entity.c.

Referenced by R_AddEntity(), and R_GetFreeEntity().

Function Documentation

int R_AddEntity ( const entity_t * ent )

Adds a copy of the specified entity to the list of all known render entities.

See also:: R_GetFreeEntity

Returns:: The position of the entity in the render entity array or -1 in case the entity wasn't added.

Definition at line 630 of file r_entity.c.

References Com_Error(), ERR_DROP, MAX_ENTITIES, mod_bsp, rendererData_t::numEntities, entity_t::origin, refdef, VectorDist, and rendererData_t::viewOrigin.

Referenced by CL_AddActor(), CL_AddArrow(), CL_AddPathingBox(), CL_AddTargetingBox(), CL_AddUGV(), LE_AddToScene(), LM_AddToSceneOrder(), and SEQ_Render3D().

static float* R_CalcTransform ( entity_t * e ) [static]

Calculates transformation matrix for the model and its tags.

Note:: The transformation matrix is only calculated once

Definition at line 437 of file r_entity.c.

References Com_Error(), transform_t::done, ERR_DROP, GLMatrixAssemble(), GLMatrixMultiply(), transform_t::matrix, dMD2tag_t::num_frames, entity_t::origin, transform_t::processing, qfalse, qtrue, R_GetTagMatrix(), and R_InterpolateTransform().

Referenced by R_DrawEntities().

static qboolean R_CullEntity ( entity_t * e ) [static]

Perform a frustum cull check for a given entity.

Parameters:

[in,out] e The entity to perform the frustum cull check for

Returns:: false if visible, true is the origin of the entity is outside the current frustum view

Definition at line 497 of file r_entity.c.

References cvar_s::integer, mod_bsp_submodel, qfalse, R_CullBspModel(), R_CullMeshModel(), r_nocull, RDF_NOWORLDMODEL, refdef, and rendererData_t::rendererFlags.

Referenced by R_DrawEntities().

static void R_DrawArrow ( const entity_t * e ) [static]

Draws an arrow between two points.

See also:: CL_AddArrow; RF_BOX

Definition at line 168 of file r_entity.c.

References entity_t::origin, R_Color(), and VectorCopy.

Referenced by R_DrawSpecialEntities().

static void R_DrawBlendMeshEntities ( entity_t * ents ) [static]

See also:: R_DrawEntities

Definition at line 344 of file r_entity.c.

References qfalse, qtrue, R_DrawMeshEntities(), R_EnableBlend(), R_EnableLighting(), r_state, RDF_NOWORLDMODEL, refdef, rendererData_t::rendererFlags, and rstate_t::world_program.

Referenced by R_DrawEntities().

static void R_DrawBox ( const entity_t * e ) [static]

Draws the field marker entity is specified in cl_actor.c CL_AddTargeting.

See also:: CL_AddTargeting; RF_BOX

Definition at line 48 of file r_entity.c.

References f, entity_t::origin, R_Color(), R_DrawBoundingBox(), VectorCopy, and VectorNotEmpty.

Referenced by R_DrawSpecialEntities().

static void R_DrawBspEntities ( const entity_t * ents ) [static]

See also:: R_DrawEntities; R_DrawBrushModel

Definition at line 285 of file r_entity.c.

References R_DrawBrushModel().

Referenced by R_DrawEntities().

void R_DrawEntities ( void )

Primary entry point for drawing all entities.

See also:: R_RenderFrame

Definition at line 534 of file r_entity.c.

References Com_Error(), ERR_DROP, image_s::has_alpha, i, cvar_s::integer, mod_alias_dpm, mod_alias_md2, mod_alias_md3, mod_bsp_submodel, mod_obj, rendererData_t::numEntities, R_AliasModelState(), R_CalcTransform(), R_Color(), R_CullEntity(), R_DrawBlendMeshEntities(), R_DrawBspEntities(), r_drawentities, R_DrawEntityEffects(), R_DrawNullEntities(), R_DrawOpaqueMeshEntities(), R_DrawSpecialEntities(), refdef, RF_ARROW, RF_BOX, RF_PATH, RF_TRANSLUCENT, and image_s::texnum.

Referenced by R_RenderFrame().

static void R_DrawEntityEffects ( void ) [static]

Draws shadow and highlight effects for the entities (actors).

Note:: The origins are already transformed

Definition at line 204 of file r_entity.c.

References i, cvar_s::integer, rendererData_t::numEntities, qtrue, R_BindTexture, R_Color(), R_EnableBlend(), r_shadows, refdef, RF_ALLIED, RF_BLOOD, RF_BOX, RF_MEMBER, RF_SELECTED, RF_SHADOW, shadow, image_s::texnum, and Vector4Set.

Referenced by R_DrawEntities().

static void R_DrawFloor ( const entity_t * e ) [static]

Draws a marker on the ground to indicate pathing CL_AddPathingBox.

See also:: CL_AddPathing; RF_BOX

Definition at line 105 of file r_entity.c.

References entity_t::origin, PLAYER_WIDTH, R_Color(), and VectorCopy.

Referenced by R_DrawSpecialEntities().

static void R_DrawMeshEntities ( entity_t * ents ) [static]

See also:: R_DrawEntities

Definition at line 303 of file r_entity.c.

References mod_alias_dpm, mod_alias_md2, mod_alias_md3, mod_obj, and R_DrawAliasModel().

Referenced by R_DrawBlendMeshEntities(), and R_DrawOpaqueMeshEntities().

static void R_DrawNullEntities ( const entity_t * ents ) [static]

Draw entities which models couldn't be loaded.

Definition at line 418 of file r_entity.c.

References R_DrawNullModel().

Referenced by R_DrawEntities().

static void R_DrawNullModel ( const entity_t * e ) [static]

Draw replacement model (e.g. when model wasn't found).

See also:: R_DrawNullEntities

Definition at line 364 of file r_entity.c.

References i, qfalse, qtrue, R_EnableTexture(), and texunit_diffuse.

Referenced by R_DrawNullEntities().

static void R_DrawOpaqueMeshEntities ( entity_t * ents ) [static]

See also:: R_DrawEntities

Definition at line 327 of file r_entity.c.

References qfalse, qtrue, R_DrawMeshEntities(), R_EnableLighting(), r_state, RDF_NOWORLDMODEL, refdef, rendererData_t::rendererFlags, and rstate_t::world_program.

Referenced by R_DrawEntities().

static void R_DrawSpecialEntities ( const entity_t * ents ) [static]

Definition at line 390 of file r_entity.c.

References qfalse, qtrue, R_DrawArrow(), R_DrawBox(), R_DrawFloor(), R_EnableBlend(), RF_ARROW, RF_BOX, and RF_PATH.

Referenced by R_DrawEntities().

void R_EntityAddToOrigin	(	entity_t *	ent,
		const vec3_t	offs
	)

Definition at line 40 of file r_entity.c.

References entity_t::origin, and VectorAdd.

Referenced by LE_AddToScene().

void R_EntityCopyOrigin	(	entity_t *	ent,
		const entity_t *	other
	)

Definition at line 39 of file r_entity.c.

References entity_t::origin, and VectorCopy.

const vec3_t* R_EntityGetOrigin ( const entity_t * ent )

Definition at line 37 of file r_entity.c.

References entity_t::origin.

Referenced by LE_BrushModelAction(), R_CullBspModel(), and R_DrawBrushModel().

void R_EntitySetOrigin	(	entity_t *	ent,
		const vec3_t	ovec
	)

Definition at line 38 of file r_entity.c.

References entity_t::origin, and VectorCopy.

Referenced by CL_AddEdictFunc(), LE_AddToScene(), LM_AddToSceneOrder(), and SEQ_Render3D().

void R_EntitySubtractFromOrigin	(	entity_t *	ent,
		const vec3_t	offs
	)

Definition at line 41 of file r_entity.c.

References entity_t::origin, and VectorSubtract.

entity_t* R_GetEntity ( int id )

Returns a specific entity from the list.

Definition at line 618 of file r_entity.c.

References rendererData_t::numEntities, and refdef.

Referenced by LM_AddToSceneOrder(), and R_Trace().

entity_t* R_GetFreeEntity ( void )

Get the next free entry in the entity list (the last one).

Note:: This can't overflow, because R_AddEntity checks the bounds

See also:: R_AddEntity

Definition at line 608 of file r_entity.c.

References Com_Error(), ERR_DROP, MAX_ENTITIES, rendererData_t::numEntities, and refdef.

Referenced by CL_AddActor(), CL_AddUGV(), and SEQ_Render3D().

Variable Documentation

entity_t r_entities[MAX_ENTITIES] [static]

Definition at line 34 of file r_entity.c.

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