HighContrastFilterTest.cpp File Reference

#include "include/core/SkColor.h"
#include "include/core/SkColorFilter.h"
#include "include/core/SkPaint.h"
#include "include/core/SkRefCnt.h"
#include "include/effects/SkHighContrastFilter.h"
#include "tests/Test.h"
#include <initializer_list>

Go to the source code of this file.

Functions
	DEF_TEST (HighContrastFilter_SmokeTest, reporter)
	DEF_TEST (HighContrastFilter_InvalidInputs, reporter)

Function Documentation

DEF_TEST() [1/2]

DEF_TEST	(	HighContrastFilter_InvalidInputs	,
		reporter
	)

Definition at line 31 of file HighContrastFilterTest.cpp.

                                                     {
    SkHighContrastConfig config;
    REPORTER_ASSERT(reporter, config.isValid());
 
    // Valid invert style
    config.fInvertStyle = SkHighContrastConfig::InvertStyle::kInvertBrightness;
    REPORTER_ASSERT(reporter, config.isValid());
    config.fInvertStyle = SkHighContrastConfig::InvertStyle::kInvertLightness;
    REPORTER_ASSERT(reporter, config.isValid());
    sk_sp<SkColorFilter> filter = SkHighContrastFilter::Make(config);
    REPORTER_ASSERT(reporter, filter);
 
    // Invalid invert style
    config.fInvertStyle = static_cast<SkHighContrastConfig::InvertStyle>(999);
    REPORTER_ASSERT(reporter, !config.isValid());
    filter = SkHighContrastFilter::Make(config);
    REPORTER_ASSERT(reporter, !filter);
 
    // Valid contrast
    for (float contrast : {0.5f, +1.0f, -1.0f}) {
        config.fInvertStyle = SkHighContrastConfig::InvertStyle::kInvertBrightness;
        config.fContrast = contrast;
        REPORTER_ASSERT(reporter, config.isValid());
        filter = SkHighContrastFilter::Make(config);
        REPORTER_ASSERT(reporter, filter);
    }
 
    // Invalid contrast
    config.fContrast = 1.1f;
    REPORTER_ASSERT(reporter, !config.isValid());
    filter = SkHighContrastFilter::Make(config);
    REPORTER_ASSERT(reporter, !filter);
}

DEF_TEST() [2/2]

DEF_TEST	(	HighContrastFilter_SmokeTest	,
		reporter
	)

Definition at line 17 of file HighContrastFilterTest.cpp.

                                                 {
    SkHighContrastConfig config;
    config.fInvertStyle = SkHighContrastConfig::InvertStyle::kInvertLightness;
    sk_sp<SkColorFilter> filter = SkHighContrastFilter::Make(config);
    REPORTER_ASSERT(reporter, filter->isAlphaUnchanged());
 
    SkColorSpace* cs = nullptr;
    SkColor4f white_inverted = filter->filterColor4f(SkColors::kWhite, cs, cs);
    REPORTER_ASSERT(reporter, white_inverted == SkColors::kBlack);
 
    SkColor4f black_inverted = filter->filterColor4f(SkColors::kBlack, cs, cs);
    REPORTER_ASSERT(reporter, black_inverted == SkColors::kWhite);
}