25bd5d8adb
subrepo: subdir: "deps/juce" merged: "b13f9084e" upstream: origin: "https://github.com/essej/JUCE.git" branch: "sono6good" commit: "b13f9084e" git-subrepo: version: "0.4.3" origin: "https://github.com/ingydotnet/git-subrepo.git" commit: "2f68596"
136 lines
3.7 KiB
C++
136 lines
3.7 KiB
C++
/*
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* Copyright (c) 2006-2009 Erin Catto http://www.box2d.org
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*/
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#ifndef DISTANCE_TEST_H
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#define DISTANCE_TEST_H
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class DistanceTest : public Test
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{
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public:
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DistanceTest()
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{
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{
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m_transformA.SetIdentity();
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m_transformA.p.Set(0.0f, -0.2f);
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m_polygonA.SetAsBox(10.0f, 0.2f);
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}
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{
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m_positionB.Set(12.017401f, 0.13678508f);
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m_angleB = -0.0109265f;
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m_transformB.Set(m_positionB, m_angleB);
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m_polygonB.SetAsBox(2.0f, 0.1f);
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}
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}
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static Test* Create()
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{
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return new DistanceTest;
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}
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void Step(Settings* settings)
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{
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Test::Step(settings);
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b2DistanceInput input;
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input.proxyA.Set(&m_polygonA, 0);
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input.proxyB.Set(&m_polygonB, 0);
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input.transformA = m_transformA;
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input.transformB = m_transformB;
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input.useRadii = true;
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b2SimplexCache cache;
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cache.count = 0;
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b2DistanceOutput output;
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b2Distance(&output, &cache, &input);
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m_debugDraw.DrawString(5, m_textLine, "distance = %g", output.distance);
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m_textLine += 15;
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m_debugDraw.DrawString(5, m_textLine, "iterations = %d", output.iterations);
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m_textLine += 15;
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{
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b2Color color(0.9f, 0.9f, 0.9f);
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b2Vec2 v[b2_maxPolygonVertices];
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for (int32 i = 0; i < m_polygonA.m_vertexCount; ++i)
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{
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v[i] = b2Mul(m_transformA, m_polygonA.m_vertices[i]);
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}
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m_debugDraw.DrawPolygon(v, m_polygonA.m_vertexCount, color);
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for (int32 i = 0; i < m_polygonB.m_vertexCount; ++i)
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{
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v[i] = b2Mul(m_transformB, m_polygonB.m_vertices[i]);
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}
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m_debugDraw.DrawPolygon(v, m_polygonB.m_vertexCount, color);
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}
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b2Vec2 x1 = output.pointA;
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b2Vec2 x2 = output.pointB;
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b2Color c1(1.0f, 0.0f, 0.0f);
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m_debugDraw.DrawPoint(x1, 4.0f, c1);
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b2Color c2(1.0f, 1.0f, 0.0f);
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m_debugDraw.DrawPoint(x2, 4.0f, c2);
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}
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void Keyboard(unsigned char key)
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{
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switch (key)
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{
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case 'a':
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m_positionB.x -= 0.1f;
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break;
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case 'd':
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m_positionB.x += 0.1f;
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break;
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case 's':
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m_positionB.y -= 0.1f;
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break;
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case 'w':
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m_positionB.y += 0.1f;
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break;
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case 'q':
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m_angleB += 0.1f * b2_pi;
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break;
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case 'e':
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m_angleB -= 0.1f * b2_pi;
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break;
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}
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m_transformB.Set(m_positionB, m_angleB);
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}
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b2Vec2 m_positionB;
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float32 m_angleB;
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b2Transform m_transformA;
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b2Transform m_transformB;
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b2PolygonShape m_polygonA;
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b2PolygonShape m_polygonB;
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};
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#endif
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