From 8c99b35ef32d9a39d95bdfa4f30617b440129326 Mon Sep 17 00:00:00 2001
From: Woohyung Choi <201421062@sce212.ajou.ac.kr>
Date: Sat, 14 Dec 2019 02:17:32 +0900
Subject: [PATCH] update Projector shader code. (alpha channel support)
---
Shaders/Projector/Projector.frag | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/Shaders/Projector/Projector.frag b/Shaders/Projector/Projector.frag
index b4fc733..b00b5f5 100644
--- a/Shaders/Projector/Projector.frag
+++ b/Shaders/Projector/Projector.frag
@@ -52,8 +52,13 @@ void main (void)
{
vec2 finalCoords = ProjTexCoords.st / ProjTexCoords.q;
vec4 ProjMapColor_forCam1 = texture(projImage, finalCoords);
- projColor = ProjMapColor_forCam1;
+ projColor = ProjMapColor_forCam1;
+
+ if(ProjMapColor_forCam1.a < 1.0)
+ {
+ projColor = result;
+ }
}
-
+
FragColor = mix(result, projColor, 0.4f);
}
\ No newline at end of file
--
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