From cd8e23c22e94a62a2b22d41808c83aa7cceb31f1 Mon Sep 17 00:00:00 2001
From: Don Pellegrino <don@drexel.edu>
Date: Tue, 16 Jun 2009 23:27:32 +0000
Subject: Modified to use alpha.

---
diff --git a/src/controller/exp004processhits.c b/src/controller/exp004processhits.c
index d8ea5b6..ba551f3 100644
--- a/src/controller/exp004processhits.c
+++ b/src/controller/exp004processhits.c
@@ -39,6 +39,7 @@ exp004processhits (GLint hits, GLuint buffer[])
       S.base_colors_data[*hitlist][0] = SELECT_COLOR_R;
       S.base_colors_data[*hitlist][1] = SELECT_COLOR_G;
       S.base_colors_data[*hitlist][2] = SELECT_COLOR_B;
+      S.base_colors_data[*hitlist][3] = SELECT_COLOR_A;
 
       hitlist++;
     }
@@ -46,7 +47,7 @@ exp004processhits (GLint hits, GLuint buffer[])
   selection_to_db ();
 
   glBindBuffer (GL_ARRAY_BUFFER, S.buffers[BASE_COLORS]);
-  glColorPointer (3, GL_FLOAT, 0, 0);
+  glColorPointer (4, GL_FLOAT, 0, 0);
   glBufferData (GL_ARRAY_BUFFER,
 		sizeof (S.base_colors_data), S.base_colors_data,
 		GL_STATIC_DRAW);
--
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