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66 lines
1.9 KiB
66 lines
1.9 KiB
14 years ago
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/*
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Copyright © 2010, 2011, 2012 Vladimír Vondruš <mosra@centrum.cz>
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This file is part of Magnum.
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Magnum is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License version 3
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only, as published by the Free Software Foundation.
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Magnum is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License version 3 for more details.
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*/
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#include "AtlasTest.h"
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#include <sstream>
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#include "Math/Geometry/Rectangle.h"
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#include "TextureTools/Atlas.h"
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CORRADE_TEST_MAIN(Magnum::TextureTools::Test::AtlasTest)
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namespace Magnum { namespace TextureTools { namespace Test {
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AtlasTest::AtlasTest() {
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addTests(&AtlasTest::create,
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&AtlasTest::createEmpty,
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&AtlasTest::createTooSmall);
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}
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void AtlasTest::create() {
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std::vector<Rectanglei> atlas = TextureTools::atlas({64, 64}, {
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{12, 18},
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{32, 15},
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{23, 25}
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});
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CORRADE_COMPARE(atlas.size(), 3);
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CORRADE_COMPARE(atlas, (std::vector<Rectanglei>{
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Rectanglei::fromSize({0, 0}, {12, 18}),
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Rectanglei::fromSize({32, 0}, {32, 15}),
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Rectanglei::fromSize({0, 25}, {23, 25})}));
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}
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void AtlasTest::createEmpty() {
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std::vector<Rectanglei> atlas = TextureTools::atlas({}, {});
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CORRADE_VERIFY(atlas.empty());
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}
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void AtlasTest::createTooSmall() {
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std::ostringstream o;
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Error::setOutput(&o);
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std::vector<Rectanglei> atlas = TextureTools::atlas({64, 32}, {
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{12, 18},
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{25, 15},
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{23, 31}
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});
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CORRADE_VERIFY(atlas.empty());
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CORRADE_COMPARE(o.str(), "TextureTools::Atlas::create(): requested atlas size Vector(64, 32) is too small to fit 3 Vector(25, 31) textures. Generated atlas will be empty.\n");
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}
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}}}
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