From 425decdf7e9284d15aa726e3ae96b9942fb0e3ea Mon Sep 17 00:00:00 2001
From: IronClawTrem <louie.nutman@gmail.com>
Date: Sun, 16 Feb 2020 03:40:06 +0000
Subject: create tremded branch

---
 src/renderergl2/glsl/generic_fp.glsl | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 src/renderergl2/glsl/generic_fp.glsl

(limited to 'src/renderergl2/glsl/generic_fp.glsl')

diff --git a/src/renderergl2/glsl/generic_fp.glsl b/src/renderergl2/glsl/generic_fp.glsl
new file mode 100644
index 0000000..c0a4940
--- /dev/null
+++ b/src/renderergl2/glsl/generic_fp.glsl
@@ -0,0 +1,33 @@
+uniform sampler2D u_DiffuseMap;
+
+uniform int       u_AlphaTest;
+
+varying vec2      var_DiffuseTex;
+
+varying vec4      var_Color;
+
+
+void main()
+{
+	vec4 color  = texture2D(u_DiffuseMap, var_DiffuseTex);
+
+	float alpha = color.a * var_Color.a;
+	if (u_AlphaTest == 1)
+	{
+		if (alpha == 0.0)
+			discard;
+	}
+	else if (u_AlphaTest == 2)
+	{
+		if (alpha >= 0.5)
+			discard;
+	}
+	else if (u_AlphaTest == 3)
+	{
+		if (alpha < 0.5)
+			discard;
+	}
+	
+	gl_FragColor.rgb = color.rgb * var_Color.rgb;
+	gl_FragColor.a = alpha;
+}
-- 
cgit