1 files changed, 28 insertions, 0 deletions
diff --git a/canvas/opengl/radialTwoColorGradientFragmentShader.glsl b/canvas/opengl/radialTwoColorGradientFragmentShader.glsl
new file mode 100644
index 000000000000..a5d613454b11
--- /dev/null
+++ b/canvas/opengl/radialTwoColorGradientFragmentShader.glsl
@@ -0,0 +1,28 @@
+/* -*- 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/.
+ */
+
+#version 120
+
+uniform vec4   v_startColor4d;
+uniform vec4   v_endColor4d;
+uniform mat3x2 m_transform;
+varying vec2   v_textureCoords2d;
+const vec2     v_center2d = vec2(0,0);
+
+void main(void)
+{
+    gl_FragColor = mix(v_startColor4d,
+            v_endColor4d,
+            1.0 - distance(
+                vec2(
+                    m_transform * vec3(v_textureCoords2d,1)),
+                v_center2d));
+    }
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */