add reverse image shader

Change-Id: Ibd3aff8aeb71626dada762b53cde8f50f7fbf812

1 files changed, 19 insertions, 0 deletions

diff --git a/chart2/opengl/renderTextureVertexShader.glsl b/chart2/opengl/renderTextureVertexShader.glsl
new file mode 100644
index 000000000000..dd11b155b0fa
--- /dev/null
+++ b/chart2/opengl/renderTextureVertexShader.glsl
@@ -0,0 +1,19 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+attribute vec4 vPosition;
+attribute vec2 texCoord;
+varying vec2 vTexCoord;
+void main()
+{
+    gl_Position =  vPosition;
+    vTexCoord = texCoord;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */