shithub: libgraphics

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scene: add a method to get an entity from a scene.

--- a/graphics.h

+++ b/graphics.h

@@ -187,6 +187,7 @@

 	void (*addent)(Scene*, Entity*);

 	void (*delent)(Scene*, Entity*);

+	Entity *(*getent)(Scene*, char*);

 };

 /* shader params */

--- a/scene.c

+++ b/scene.c

@@ -153,6 +153,17 @@

 	s->nents--;

 }

+static Entity *

+scene_getent(Scene *s, char *name)

+{

+	Entity *e;

+

+	for(e = s->ents.next; e != &s->ents; e = e->next)

+		if(strcmp(e->name, name) == 0)

+			return e;

+	return nil;

+}

+

 Scene *

 newscene(char *name)

 {

@@ -165,6 +176,7 @@

 	s->skybox = nil;

 	s->addent = scene_addent;

 	s->delent = scene_delent;

+	s->getent = scene_getent;

 	return s;

 }