[160/906] forgot to add a file

gst/gl/effects/gstgleffectssources.c

@@ -0,0 +1,40 @@
+/* 
+ * GStreamer
+ * Copyright (C) 2008 Filippo Argiolas <filippo.argiolas@gmail.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <gstgleffectssources.h>
+
+/* A common file for sources is needed since shader sources can be
+ * generic and reused by several effects */
+
+/* Mirror */
+const gchar *mirror_fragment_source =
+  "#extension GL_ARB_texture_rectangle : enable\n"
+  "uniform sampler2DRect tex;"
+  "uniform float width, height;"
+  "void main () {"
+  "  vec2 tex_size = vec2 (width, height);"
+  "  vec2 texturecoord = gl_TexCoord[0].xy;"
+  "  vec2 normcoord;"
+  "  normcoord = texturecoord / tex_size - 1.0;"
+  "  normcoord.x *= sign (normcoord.x);"
+  "  texturecoord = (normcoord + 1.0) * tex_size;"
+  "  vec4 color = texture2DRect (tex, texturecoord); "
+  "  gl_FragColor = color * gl_Color;"
+  "}";