1 files changed, 19 insertions, 6 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl b/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl
index 56a149523e..6cf6106b51 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl
@@ -22,18 +22,31 @@
  * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
  * $/LicenseInfo$
  */
- 
 
+#ifdef DEFINE_GL_FRAGCOLOR
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData
+#endif
 
 uniform sampler2D diffuseMap;
 
-varying vec3 vary_normal;
+VARYING vec4 vertex_color;
+VARYING vec3 vary_normal;
+VARYING vec2 vary_texcoord0;
+
+uniform float minimum_alpha;
 
 void main() 
 {
-	vec4 col = texture2D(diffuseMap, gl_TexCoord[0].xy);
-	gl_FragData[0] = vec4(gl_Color.rgb*col.rgb, col.a <= 0.5 ? 0.0 : 0.005);
-	gl_FragData[1] = vec4(0,0,0,0);
+	vec4 col = texture2D(diffuseMap, vary_texcoord0.xy);
+	if (col.a < minimum_alpha)
+	{
+		discard;
+	}
+
+	frag_data[0] = vec4(vertex_color.rgb*col.rgb, 0.0);
+	frag_data[1] = vec4(0,0,0,0);
 	vec3 nvn = normalize(vary_normal);
-	gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
+	frag_data[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
 }