e7bfc63932
The old code did not brighten up "pure" colors like "red", "green" and "blue" at all. The new code use a different precomputed LUT which is based upon simplified vector math, see the comments in FbTk/ColorLUT.cc
42 lines
1.5 KiB
C++
42 lines
1.5 KiB
C++
// ColorLUT.hh for Fluxbox Window Manager
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// Copyright (c) 2013 - Mathias Gumz <akira at fluxbox dot org>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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namespace FbTk {
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namespace ColorLUT {
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#if 0 // unused
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extern const unsigned char PRE_MULTIPLY_1_5[256];
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extern const unsigned char PRE_MULTIPLY_1_125[256];
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#endif
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extern const unsigned char PRE_MULTIPLY_0_75[256];
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extern const unsigned char BRIGHTER_4[256];
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extern const unsigned char BRIGHTER_8[256];
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#if 0 // unused
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extern const unsigned char BRIGHTER_16[256];
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#endif
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}
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}
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