From 3155c6737832c54310c70ecaaf8667d0362de5e8 Mon Sep 17 00:00:00 2001
From: rodri <rgl@antares-labs.eu>
Date: Thu, 26 Sep 2024 15:22:02 +0000
Subject: implement a parser for a model(6). get rid of the libobj dependency.

---
 util.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to 'util.c')

diff --git a/util.c b/util.c
index 3ff7323..ff76ab9 100644
--- a/util.c
+++ b/util.c
@@ -4,7 +4,6 @@
 #include <draw.h>
 #include <memdraw.h>
 #include <geometry.h>
-#include "libobj/obj.h"
 #include "graphics.h"
 #include "internal.h"
 
@@ -52,6 +51,12 @@ maxpt2(Point2 a, Point2 b)
 	};
 }
 
+int
+eqpt2(Point2 a, Point2 b)
+{
+	return vec2len(subpt2(a, b)) < ε2;
+}
+
 Point3
 modulapt3(Point3 a, Point3 b)
 {
@@ -80,6 +85,12 @@ maxpt3(Point3 a, Point3 b)
 	};
 }
 
+int
+eqpt3(Point3 a, Point3 b)
+{
+	return vec3len(subpt3(a, b)) < ε2;
+}
+
 void
 memsetf(void *dp, float v, usize len)
 {
-- 
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