d4b9c35d9d
TBR=rmistry@google.com BUG=skia: Change-Id: I5fc38227138d5433b2435d9dab13ec5ade9a26b8 Reviewed-on: https://skia-review.googlesource.com/6235 Reviewed-by: Matt Sarett <msarett@google.com> Reviewed-by: Ravi Mistry <rmistry@google.com> Commit-Queue: Matt Sarett <msarett@google.com>
98 lines
3.8 KiB
C++
98 lines
3.8 KiB
C++
/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "Resources.h"
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#include "SkColorSpace.h"
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#include "SkData.h"
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#include "SkICC.h"
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#include "SkMatrix44.h"
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#include "Test.h"
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static bool almost_equal(float a, float b) {
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return SkTAbs(a - b) < 0.001f;
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}
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static inline void test_to_xyz_d50(skiatest::Reporter* r, SkICC* icc, bool shouldSucceed,
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const float* reference) {
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SkMatrix44 result(SkMatrix44::kUninitialized_Constructor);
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REPORTER_ASSERT(r, shouldSucceed == icc->toXYZD50(&result));
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if (shouldSucceed) {
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float resultVals[16];
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result.asColMajorf(resultVals);
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for (int i = 0; i < 16; i++) {
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REPORTER_ASSERT(r, almost_equal(resultVals[i], reference[i]));
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}
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}
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}
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DEF_TEST(ICC_ToXYZD50, r) {
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const float z30Reference[16] = {
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0.59825f, 0.27103f, 0.00603f, 0.0f, 0.22243f, 0.67447f, 0.07368f, 0.0f, 0.14352f, 0.05449f,
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0.74519f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f,
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};
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sk_sp<SkData> data = SkData::MakeFromFileName(
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GetResourcePath("icc_profiles/HP_ZR30w.icc").c_str());
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sk_sp<SkICC> z30 = SkICC::Make(data->data(), data->size());
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test_to_xyz_d50(r, z30.get(), true, z30Reference);
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const float z32Reference[16] = {
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0.61583f, 0.28789f, 0.00513f, 0.0f, 0.20428f, 0.66972f, 0.06609f, 0.0f, 0.14409f, 0.04237f,
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0.75368f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f,
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};
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data = SkData::MakeFromFileName( GetResourcePath("icc_profiles/HP_Z32x.icc").c_str());
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sk_sp<SkICC> z32 = SkICC::Make(data->data(), data->size());
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test_to_xyz_d50(r, z32.get(), true, z32Reference);
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data = SkData::MakeFromFileName(GetResourcePath("icc_profiles/upperLeft.icc").c_str());
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sk_sp<SkICC> upperLeft = SkICC::Make(data->data(), data->size());
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test_to_xyz_d50(r, upperLeft.get(), false, z32Reference);
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data = SkData::MakeFromFileName(GetResourcePath("icc_profiles/upperRight.icc").c_str());
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sk_sp<SkICC> upperRight = SkICC::Make(data->data(), data->size());
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test_to_xyz_d50(r, upperRight.get(), false, z32Reference);
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}
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static inline void test_is_numerical_transfer_fn(skiatest::Reporter* r, SkICC* icc,
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bool shouldSucceed,
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const SkColorSpaceTransferFn& reference) {
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SkColorSpaceTransferFn result;
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REPORTER_ASSERT(r, shouldSucceed == icc->isNumericalTransferFn(&result));
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if (shouldSucceed) {
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REPORTER_ASSERT(r, 0 == memcmp(&result, &reference, sizeof(SkColorSpaceTransferFn)));
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}
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}
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DEF_TEST(ICC_IsNumericalTransferFn, r) {
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SkColorSpaceTransferFn referenceFn;
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referenceFn.fA = 1.0f;
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referenceFn.fB = 0.0f;
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referenceFn.fC = 0.0f;
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referenceFn.fD = 0.0f;
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referenceFn.fE = 0.0f;
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referenceFn.fF = 0.0f;
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referenceFn.fG = 2.2f;
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sk_sp<SkData> data = SkData::MakeFromFileName(
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GetResourcePath("icc_profiles/HP_ZR30w.icc").c_str());
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sk_sp<SkICC> z30 = SkICC::Make(data->data(), data->size());
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test_is_numerical_transfer_fn(r, z30.get(), true, referenceFn);
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data = SkData::MakeFromFileName( GetResourcePath("icc_profiles/HP_Z32x.icc").c_str());
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sk_sp<SkICC> z32 = SkICC::Make(data->data(), data->size());
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test_is_numerical_transfer_fn(r, z32.get(), true, referenceFn);
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data = SkData::MakeFromFileName(GetResourcePath("icc_profiles/upperLeft.icc").c_str());
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sk_sp<SkICC> upperLeft = SkICC::Make(data->data(), data->size());
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test_is_numerical_transfer_fn(r, upperLeft.get(), false, referenceFn);
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data = SkData::MakeFromFileName(GetResourcePath("icc_profiles/upperRight.icc").c_str());
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sk_sp<SkICC> upperRight = SkICC::Make(data->data(), data->size());
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test_is_numerical_transfer_fn(r, upperRight.get(), false, referenceFn);
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}
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