From 9c89460e136ed6c6c43704d9a3a15105e0f006b0 Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Sat, 22 Feb 2020 18:17:06 +0800
Subject: *wog

---
 src/core/device.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/core/device.c')

diff --git a/src/core/device.c b/src/core/device.c
index 23e4bb3..70ae11f 100644
--- a/src/core/device.c
+++ b/src/core/device.c
@@ -500,6 +500,7 @@ static void render_prims_triangle(uint varying_flag) {
 
 		/*back face culling*/
 		if (ssr_isenable(ENABLE_BACKFACECULL)) {
+			/*cull in ndc*/
 			float w0 = 1 / c0->w, w1 = 1 / c1->w, w2 = 1 / c2->w;
 			Vec3 ab, ac;
 			ab.x = c1->x * w1 - c0->x * w0;
-- 
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