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