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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /slideshow/opengl/fadeFragmentShader.glsl
parentInitial commit. (diff)
downloadlibreoffice-upstream/1%7.0.4.tar.xz
libreoffice-upstream/1%7.0.4.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--slideshow/opengl/fadeFragmentShader.glsl23
1 files changed, 23 insertions, 0 deletions
diff --git a/slideshow/opengl/fadeFragmentShader.glsl b/slideshow/opengl/fadeFragmentShader.glsl
new file mode 100644
index 000000000..0751b6ecd
--- /dev/null
+++ b/slideshow/opengl/fadeFragmentShader.glsl
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+/* -*- 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 sampler2D leavingSlideTexture;
+uniform sampler2D enteringSlideTexture;
+uniform float time;
+varying vec2 v_texturePosition;
+
+void main() {
+ vec4 leavingFragment = texture2D(leavingSlideTexture, v_texturePosition);
+ vec4 enteringFragment = texture2D(enteringSlideTexture, v_texturePosition);
+ gl_FragColor = mix(leavingFragment, enteringFragment, time);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */