From 50c75c12597b230cec4d7a29559cde263025eeb2 Mon Sep 17 00:00:00 2001
From: Takamichi Horikawa <takamichiho@gmail.com>
Date: Fri, 8 Sep 2017 23:25:51 +0900
Subject: pacc: initial

---
 pacc/glsl/copy.frag | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 pacc/glsl/copy.frag

(limited to 'pacc/glsl/copy.frag')

diff --git a/pacc/glsl/copy.frag b/pacc/glsl/copy.frag
new file mode 100644
index 0000000..a77ad91
--- /dev/null
+++ b/pacc/glsl/copy.frag
@@ -0,0 +1,9 @@
+uniform sampler2D palette;
+uniform sampler2D tex;
+varying mediump vec2 texcoord;
+void main(void) {
+  lowp float index = texture2D(tex, texcoord).x;
+  lowp float color = (index * 255.0 + 0.5) / 256.0;
+  gl_FragColor = texture2D(palette, vec2(color, 0.0));
+}
+
-- 
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