Microsoft-3D-Movie-Maker/cd12/BREN/INC/ACTOR.H

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2022-05-04 01:31:19 +02:00
/*
* Copyright (c) 1993-1995 by Argonaut Technologies Limited. All rights reserved.
*
* $Id: actor.h 1.14 1995/05/25 13:37:23 sam Exp $
* $Locker: $
*
* Definitons for an Actor
*/
#ifndef _ACTOR_H_
#define _ACTOR_H_
#ifdef __cplusplus
extern "C" {
#endif
/**
** Definition of base actor structure
**/
/*
* Basic types of actor
*/
enum {
BR_ACTOR_NONE,
BR_ACTOR_MODEL,
BR_ACTOR_LIGHT,
BR_ACTOR_CAMERA,
_BR_ACTOR_RESERVED,
BR_ACTOR_BOUNDS,
BR_ACTOR_BOUNDS_CORRECT,
BR_ACTOR_CLIP_PLANE,
BR_ACTOR_MAX
};
/*
* Render styles - an actor inherits it's style from the most _distant_
* ancestor included in this traversal that does not have default set
* (unlike model & material which are inherited from the nearest ancestor)
*/
enum {
BR_RSTYLE_DEFAULT,
BR_RSTYLE_NONE,
BR_RSTYLE_POINTS,
BR_RSTYLE_EDGES,
BR_RSTYLE_FACES,
BR_RSTYLE_BOUNDING_POINTS,
BR_RSTYLE_BOUNDING_EDGES,
BR_RSTYLE_BOUNDING_FACES,
BR_RSTYLE_MAX
};
/*
* The actor structure
*/
typedef struct br_actor {
/*
* Doubly linked list of siblings
* br_actor can be used as br_simple_node
*/
struct br_actor *next;
struct br_actor **prev;
/*
* First in list of children, or NULL if none
* br_actor.children can be used as br_simple_list
*/
struct br_actor *children;
/*
* Parent, or NULL, if no higher parent
*/
struct br_actor *parent;
/*
* Depth of actor from furthest ancestor
*/
br_uint_16 depth;
/*
* Type of actor
*/
br_uint_8 type;
/*
* Optional name of actor
*/
char *identifier;
/*
* Reference to model associated with this actor, NULL will inherit
* from parent (root inherits default_model)
*/
br_model *model;
/*
* Default material for model - NULL will inherit from parent. Root
* inherits default material
*/
br_material *material;
/*
* Render style for actor, and all it's decendants if not BR_RSTYLE_DEFAULT
*/
br_uint_8 render_style;
/*
* Postiton of this actor within parent space
*/
br_transform t;
/*
* Reference to any type specific data block
*/
void *type_data;
} br_actor;
#ifdef __cplusplus
};
#endif
#endif