mirror of
https://github.com/thorvg/thorvg.git
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308 lines
No EOL
11 KiB
C++
308 lines
No EOL
11 KiB
C++
/*
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* Copyright (c) 2021 - 2024 the ThorVG project. All rights reserved.
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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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 THE
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* 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 FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include <thorvg.h>
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#include "config.h"
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#include "catch.hpp"
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using namespace tvg;
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using namespace std;
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TEST_CASE("Custom Transformation", "[tvgPaint]")
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{
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auto shape = Shape::gen();
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REQUIRE(shape);
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//Verify default transform
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Matrix m1 = shape->transform();
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REQUIRE(m1.e11 == Approx(1.0f).margin(0.000001));
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REQUIRE(m1.e12 == Approx(0).margin(0.000001));
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REQUIRE(m1.e13 == Approx(0).margin(0.000001));
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REQUIRE(m1.e21 == Approx(0).margin(0.000001));
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REQUIRE(m1.e22 == Approx(1.0f).margin(0.000001));
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REQUIRE(m1.e23 == Approx(0).margin(0.000001));
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REQUIRE(m1.e31 == Approx(0).margin(0.000001));
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REQUIRE(m1.e32 == Approx(0).margin(0.000001));
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REQUIRE(m1.e33 == Approx(1.0f).margin(0.000001));
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//Custom transform
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auto m2 = Matrix{1.0f, 2.0f, 3.0f, 4.0f, 0.0f, -4.0f, -3.0f, -2.0f, -1.0f};
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REQUIRE(shape->transform(m2) == Result::Success);
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auto m3 = shape->transform();
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REQUIRE(m2.e11 == Approx(m3.e11).margin(0.000001));
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REQUIRE(m2.e12 == Approx(m3.e12).margin(0.000001));
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REQUIRE(m2.e13 == Approx(m3.e13).margin(0.000001));
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REQUIRE(m2.e21 == Approx(m3.e21).margin(0.000001));
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REQUIRE(m2.e22 == Approx(m3.e22).margin(0.000001));
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REQUIRE(m2.e23 == Approx(m3.e23).margin(0.000001));
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REQUIRE(m2.e31 == Approx(m3.e31).margin(0.000001));
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REQUIRE(m2.e32 == Approx(m3.e32).margin(0.000001));
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REQUIRE(m2.e33 == Approx(m3.e33).margin(0.000001));
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//Verify Transform is not modified
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REQUIRE(shape->translate(155.0f, -155.0f) == Result::Success);
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REQUIRE(shape->scale(4.7f) == Result::Success);
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REQUIRE(shape->rotate(45.0f) == Result::Success);
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auto m4 = shape->transform();
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REQUIRE(m2.e11 == Approx(m4.e11).margin(0.000001));
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REQUIRE(m2.e12 == Approx(m4.e12).margin(0.000001));
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REQUIRE(m2.e13 == Approx(m4.e13).margin(0.000001));
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REQUIRE(m2.e21 == Approx(m4.e21).margin(0.000001));
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REQUIRE(m2.e22 == Approx(m4.e22).margin(0.000001));
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REQUIRE(m2.e23 == Approx(m4.e23).margin(0.000001));
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REQUIRE(m2.e31 == Approx(m4.e31).margin(0.000001));
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REQUIRE(m2.e32 == Approx(m4.e32).margin(0.000001));
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REQUIRE(m2.e33 == Approx(m4.e33).margin(0.000001));
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}
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TEST_CASE("Basic Transformation", "[tvgPaint]")
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{
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auto shape = Shape::gen();
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REQUIRE(shape);
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REQUIRE(shape->translate(155.0f, -155.0f) == Result::Success);
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REQUIRE(shape->rotate(45.0f) == Result::Success);
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REQUIRE(shape->scale(4.7f) == Result::Success);
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auto m = shape->transform();
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REQUIRE(m.e11 == Approx(3.323402f).margin(0.000001));
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REQUIRE(m.e12 == Approx(-3.323401f).margin(0.000001));
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REQUIRE(m.e13 == Approx(155.0f).margin(0.000001));
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REQUIRE(m.e21 == Approx(3.323401f).margin(0.000001));
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REQUIRE(m.e22 == Approx(3.323402f).margin(0.000001));
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REQUIRE(m.e23 == Approx(-155.0f).margin(0.000001));
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REQUIRE(m.e31 == Approx(0).margin(0.000001));
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REQUIRE(m.e32 == Approx(0).margin(0.000001));
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REQUIRE(m.e33 == Approx(1).margin(0.000001));
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}
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TEST_CASE("Opacity", "[tvgPaint]")
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{
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auto shape = Shape::gen();
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REQUIRE(shape);
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REQUIRE(shape->opacity() == 255);
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REQUIRE(shape->opacity(155) == Result::Success);
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REQUIRE(shape->opacity() == 155);
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REQUIRE(shape->opacity(-1) == Result::Success);
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REQUIRE(shape->opacity() == 255);
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REQUIRE(shape->opacity(0) == Result::Success);
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REQUIRE(shape->opacity() == 0);
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}
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TEST_CASE("Bounding Box", "[tvgPaint]")
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{
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auto shape = Shape::gen();
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REQUIRE(shape);
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//Negative
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float x = 0, y = 0, w = 0, h = 0;
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REQUIRE(shape->bounds(&x, &y, &w, &h, false) == Result::InsufficientCondition);
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//Case 1
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REQUIRE(shape->appendRect(0.0f, 10.0f, 20.0f, 100.0f, 50.0f, 50.0f) == Result::Success);
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REQUIRE(shape->translate(100.0f, 111.0f) == Result::Success);
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REQUIRE(shape->bounds(&x, &y, &w, &h, false) == Result::Success);
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REQUIRE(x == 0.0f);
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REQUIRE(y == 10.0f);
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REQUIRE(w == 20.0f);
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REQUIRE(h == 100.0f);
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REQUIRE(shape->bounds(&x, &y, &w, &h, true) == Result::Success);
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REQUIRE(x == 100.0f);
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REQUIRE(y == 121.0f);
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REQUIRE(w == 20.0f);
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REQUIRE(h == 100.0f);
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//Case 2
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REQUIRE(shape->reset() == Result::Success);
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REQUIRE(shape->moveTo(0.0f, 10.0f) == Result::Success);
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REQUIRE(shape->lineTo(20.0f, 210.0f) == Result::Success);
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auto identity = Matrix{1.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 1.0f};
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REQUIRE(shape->transform(identity) == Result::Success);
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REQUIRE(shape->bounds(&x, &y, &w, &h, false) == Result::Success);
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REQUIRE(x == 0.0f);
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REQUIRE(y == 10.0f);
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REQUIRE(w == 20.0f);
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REQUIRE(h == 200.0f);
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REQUIRE(shape->bounds(&x, &y, &w, &h, true) == Result::Success);
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REQUIRE(x == 0.0f);
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REQUIRE(y == 10.0f);
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REQUIRE(w == 20.0f);
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REQUIRE(h == 200.0f);
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}
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TEST_CASE("Duplication", "[tvgPaint]")
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{
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auto shape = Shape::gen();
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REQUIRE(shape);
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//Setup paint properties
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REQUIRE(shape->opacity(0) == Result::Success);
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REQUIRE(shape->translate(200.0f, 100.0f) == Result::Success);
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REQUIRE(shape->scale(2.2f) == Result::Success);
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REQUIRE(shape->rotate(90.0f) == Result::Success);
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auto comp = Shape::gen();
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REQUIRE(comp);
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REQUIRE(shape->composite(std::move(comp), CompositeMethod::ClipPath) == Result::Success);
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//Duplication
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auto dup = tvg::cast<Shape>(shape->duplicate());
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REQUIRE(dup);
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//Compare properties
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REQUIRE(dup->opacity() == 0);
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auto m = shape->transform();
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REQUIRE(m.e11 == Approx(0.0f).margin(0.000001));
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REQUIRE(m.e12 == Approx(-2.2f).margin(0.000001));
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REQUIRE(m.e13 == Approx(200.0f).margin(0.000001));
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REQUIRE(m.e21 == Approx(2.2f).margin(0.000001));
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REQUIRE(m.e22 == Approx(0.0f).margin(0.000001));
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REQUIRE(m.e23 == Approx(100.0f).margin(0.000001));
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REQUIRE(m.e31 == Approx(0.0f).margin(0.000001));
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REQUIRE(m.e32 == Approx(0.0f).margin(0.000001));
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REQUIRE(m.e33 == Approx(1.0f).margin(0.000001));
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REQUIRE(dup->composite(nullptr) == CompositeMethod::ClipPath);
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}
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TEST_CASE("Composition", "[tvgPaint]")
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{
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auto shape = Shape::gen();
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REQUIRE(shape);
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//Negative
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REQUIRE(shape->composite(nullptr) == CompositeMethod::None);
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auto comp = Shape::gen();
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REQUIRE(shape->composite(nullptr, CompositeMethod::ClipPath) == Result::InvalidArguments);
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REQUIRE(shape->composite(std::move(comp), CompositeMethod::None) == Result::InvalidArguments);
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//ClipPath
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comp = Shape::gen();
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auto pComp = comp.get();
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REQUIRE(shape->composite(std::move(comp), CompositeMethod::ClipPath) == Result::Success);
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const Paint* pComp2 = nullptr;
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REQUIRE(shape->composite(&pComp2) == CompositeMethod::ClipPath);
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REQUIRE(pComp == pComp2);
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//AlphaMask
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comp = Shape::gen();
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pComp = comp.get();
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REQUIRE(shape->composite(std::move(comp), CompositeMethod::AlphaMask) == Result::Success);
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REQUIRE(shape->composite(&pComp2) == CompositeMethod::AlphaMask);
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REQUIRE(pComp == pComp2);
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//InvAlphaMask
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comp = Shape::gen();
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pComp = comp.get();
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REQUIRE(shape->composite(std::move(comp), CompositeMethod::InvAlphaMask) == Result::Success);
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REQUIRE(shape->composite(&pComp2) == CompositeMethod::InvAlphaMask);
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REQUIRE(pComp == pComp2);
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//LumaMask
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comp = Shape::gen();
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pComp = comp.get();
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REQUIRE(shape->composite(std::move(comp), CompositeMethod::LumaMask) == Result::Success);
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REQUIRE(shape->composite(&pComp2) == CompositeMethod::LumaMask);
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REQUIRE(pComp == pComp2);
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//InvLumaMask
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comp = Shape::gen();
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pComp = comp.get();
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REQUIRE(shape->composite(std::move(comp), CompositeMethod::InvLumaMask) == Result::Success);
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REQUIRE(shape->composite(&pComp2) == CompositeMethod::InvLumaMask);
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REQUIRE(pComp == pComp2);
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}
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TEST_CASE("Blending", "[tvgPaint]")
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{
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auto shape = Shape::gen();
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REQUIRE(shape);
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//Default
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REQUIRE(shape->blend() == BlendMethod::Normal);
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//Add
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REQUIRE(shape->blend(BlendMethod::Add) == Result::Success);
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REQUIRE(shape->blend() == BlendMethod::Add);
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//Screen
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REQUIRE(shape->blend(BlendMethod::Screen) == Result::Success);
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REQUIRE(shape->blend() == BlendMethod::Screen);
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//Multiply
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REQUIRE(shape->blend(BlendMethod::Multiply) == Result::Success);
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REQUIRE(shape->blend() == BlendMethod::Multiply);
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//Overlay
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REQUIRE(shape->blend(BlendMethod::Overlay) == Result::Success);
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REQUIRE(shape->blend() == BlendMethod::Overlay);
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//Difference
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REQUIRE(shape->blend(BlendMethod::Difference) == Result::Success);
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REQUIRE(shape->blend() == BlendMethod::Difference);
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//Exclusion
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REQUIRE(shape->blend(BlendMethod::Exclusion) == Result::Success);
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REQUIRE(shape->blend() == BlendMethod::Exclusion);
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//SrcOver
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REQUIRE(shape->blend(BlendMethod::SrcOver) == Result::Success);
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REQUIRE(shape->blend() == BlendMethod::SrcOver);
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//Darken
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REQUIRE(shape->blend(BlendMethod::Darken) == Result::Success);
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REQUIRE(shape->blend() == BlendMethod::Darken);
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//Lighten
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REQUIRE(shape->blend(BlendMethod::Lighten) == Result::Success);
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REQUIRE(shape->blend() == BlendMethod::Lighten);
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//ColorDodge
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REQUIRE(shape->blend(BlendMethod::ColorDodge) == Result::Success);
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REQUIRE(shape->blend() == BlendMethod::ColorDodge);
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//ColorBurn
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REQUIRE(shape->blend(BlendMethod::ColorBurn) == Result::Success);
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REQUIRE(shape->blend() == BlendMethod::ColorBurn);
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//HardLight
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REQUIRE(shape->blend(BlendMethod::HardLight) == Result::Success);
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REQUIRE(shape->blend() == BlendMethod::HardLight);
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//SoftLight
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REQUIRE(shape->blend(BlendMethod::SoftLight) == Result::Success);
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REQUIRE(shape->blend() == BlendMethod::SoftLight);
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} |