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Diffstat (limited to 'vcl/opengl/invert50FragmentShader.glsl')
-rw-r--r--vcl/opengl/invert50FragmentShader.glsl2
1 files changed, 2 insertions, 0 deletions
diff --git a/vcl/opengl/invert50FragmentShader.glsl b/vcl/opengl/invert50FragmentShader.glsl
index 8fac1cc3983b..9222888f0449 100644
--- a/vcl/opengl/invert50FragmentShader.glsl
+++ b/vcl/opengl/invert50FragmentShader.glsl
@@ -7,6 +7,8 @@
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
+#version 130
+
/*precision mediump float;*/
void main() {