From 81ba73e74b5ec0b982e0371fea40ea3bcab07536 Mon Sep 17 00:00:00 2001
From: David Rose <david@ddrose.com>
Date: Tue, 19 Apr 2005 23:56:57 +0000
Subject: [PATCH] add alpha-file syntax

---
 panda/src/doc/eggSyntax.txt | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/panda/src/doc/eggSyntax.txt b/panda/src/doc/eggSyntax.txt
index 928584517a..61b8dd54ad 100644
--- a/panda/src/doc/eggSyntax.txt
+++ b/panda/src/doc/eggSyntax.txt
@@ -130,6 +130,15 @@ appear before they are referenced.
 
   The following attributes are presently implemented for textures:
 
+  <Scalar> alpha-file { alpha-filename }
+
+    If this scalar is present, the texture file's alpha channel is
+    read in from the named image file (which should contain a
+    grayscale image), and the two images are combined into a single
+    two- or four-channel image internally.  This is useful for loading
+    alpha channels along with image file formats like JPEG that don't
+    traditionally support alpha channels.
+
   <Scalar> format { format-definition }
 
     This defines the load format of the image file.  The