shithub: libgraphics

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vertex: better attribute allocation strategy

--- a/alloc.c

+++ b/alloc.c

@@ -1,11 +1,7 @@

 #include <u.h>

 #include <libc.h>

-#include <thread.h>

 #include <draw.h>

 #include <memdraw.h>

-#include <geometry.h>

-#include "graphics.h"

-#include "internal.h"

 void *

 _emalloc(ulong n)

--- a/vertex.c

+++ b/vertex.c

@@ -19,8 +19,9 @@

 			v->attrs[i] = *va;

 			return;

 		}

-	v->attrs = _erealloc(v->attrs, ++v->nattrs*sizeof(*va));

-	v->attrs[v->nattrs-1] = *va;

+	if(v->nattrs % 8 == 0)

+		v->attrs = _erealloc(v->attrs, (v->nattrs + 8)*sizeof(*va));

+	v->attrs[v->nattrs++] = *va;

 }

 static void