50 lines
2.8 KiB
C
50 lines
2.8 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "dsp/core/core.h"
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#include "dsp/core/illumination.h"
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#include "libc/log/log.h"
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#include "libc/math.h"
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#include "libc/testlib/ezbench.h"
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#include "libc/testlib/testlib.h"
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#include "tool/viz/lib/formatstringtable-testlib.h"
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TEST(GetChromaticAdaptationMatrix, testSuperiorIlluminationBannedInCalifornia) {
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double M[3][3];
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GetChromaticAdaptationMatrix(M, kIlluminantD65, kIlluminantA);
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EXPECT_DBLMATRIXEQ(5, rint, 3, 3, M, "\n\
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1.2165 .11099 -.15493\n\
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.15333 .91523 -.055995\n\
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-.023947 .035898 .31475");
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}
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TEST(GetChromaticAdaptationMatrix, testD65ToD50_soWeCanCieLab) {
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double M[3][3];
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GetChromaticAdaptationMatrix(M, kIlluminantD65, kIlluminantD50);
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EXPECT_DBLMATRIXEQ(6, rint, 3, 3, M, "\n\
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1.04781 .0228866 -.050127\n\
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.0295424 .990484 -.0170491\n\
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-.00923449 .0150436 .752132");
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}
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BENCH(GetChromaticAdaptationMatrix, bench) {
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double M[3][3];
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EZBENCH2("GetChromaticAdaptationMatrix", donothing,
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GetChromaticAdaptationMatrix(M, kIlluminantD65, kIlluminantA));
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}
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