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Diffstat (limited to '')
-rw-r--r-- | canvas/opengl/linearTwoColorGradientFragmentShader.glsl | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/canvas/opengl/linearTwoColorGradientFragmentShader.glsl b/canvas/opengl/linearTwoColorGradientFragmentShader.glsl new file mode 100644 index 000000000..8659bfd11 --- /dev/null +++ b/canvas/opengl/linearTwoColorGradientFragmentShader.glsl @@ -0,0 +1,26 @@ +/* -*- 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; + +void main(void) +{ + gl_FragColor = mix(v_startColor4d, + v_endColor4d, + clamp( + (m_transform * vec3(v_textureCoords2d,1)).s, + 0.0, 1.0)); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |