ContinuousTest.h
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上传日期:2022-01-07
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- /*
- * Copyright (c) 2006-2009 Erin Catto http://www.gphysics.com
- *
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 3. This notice may not be removed or altered from any source distribution.
- */
- #ifndef CONTINUOUS_TEST_H
- #define CONTINUOUS_TEST_H
- class ContinuousTest : public Test
- {
- public:
- ContinuousTest()
- {
- {
- b2BodyDef bd;
- bd.position.Set(0.0f, 0.0f);
- b2Body* body = m_world->CreateBody(&bd);
- b2PolygonShape shape;
- shape.SetAsEdge(b2Vec2(-10.0f, 0.0f), b2Vec2(10.0f, 0.0f));
- body->CreateFixture(&shape, 0.0f);
- shape.SetAsBox(0.2f, 1.0f, b2Vec2(0.5f, 1.0f), 0.0f);
- body->CreateFixture(&shape, 0.0f);
- }
- #if 1
- {
- b2BodyDef bd;
- bd.type = b2_dynamicBody;
- bd.position.Set(0.0f, 20.0f);
- //bd.angle = 0.1f;
- b2PolygonShape shape;
- shape.SetAsBox(2.0f, 0.1f);
- m_body = m_world->CreateBody(&bd);
- m_body->CreateFixture(&shape, 1.0f);
- m_angularVelocity = RandomFloat(-50.0f, 50.0f);
- m_angularVelocity = 33.468121f;
- m_body->SetLinearVelocity(b2Vec2(0.0f, -100.0f));
- m_body->SetAngularVelocity(m_angularVelocity);
- }
- #else
- {
- b2BodyDef bd;
- bd.type = b2_dynamicBody;
- bd.position.Set(0.0f, 0.5f);
- b2Body* body = m_world->CreateBody(&bd);
- b2CircleShape shape;
- shape.m_p.SetZero();
- shape.m_radius = 0.5f;
- body->CreateFixture(&shape, 1.0f);
- //bd.bullet = true;
- bd.position.Set(0.0f, 10.0f);
- body = m_world->CreateBody(&bd);
- body->CreateFixture(&shape, 1.0f);
- body->SetLinearVelocity(b2Vec2(0.0f, -100.0f));
- }
- #endif
- }
- void Launch()
- {
- m_body->SetTransform(b2Vec2(0.0f, 20.0f), 0.0f);
- m_angularVelocity = RandomFloat(-50.0f, 50.0f);
- m_body->SetLinearVelocity(b2Vec2(0.0f, -100.0f));
- m_body->SetAngularVelocity(m_angularVelocity);
- }
- void Step(Settings* settings)
- {
- if (m_stepCount == 12)
- {
- m_stepCount += 0;
- }
- Test::Step(settings);
- extern int32 b2_gjkCalls, b2_gjkIters, b2_gjkMaxIters;
- if (b2_gjkCalls > 0)
- {
- m_debugDraw.DrawString(5, m_textLine, "gjk calls = %d, ave gjk iters = %3.1f, max gjk iters = %d",
- b2_gjkCalls, b2_gjkIters / float32(b2_gjkCalls), b2_gjkMaxIters);
- m_textLine += 15;
- }
- extern int32 b2_toiCalls, b2_toiIters, b2_toiMaxIters;
- extern int32 b2_toiRootIters, b2_toiMaxRootIters;
- extern int32 b2_toiMaxOptIters;
- if (b2_toiCalls > 0)
- {
- m_debugDraw.DrawString(5, m_textLine, "toi calls = %d, ave toi iters = %3.1f, max toi iters = %d",
- b2_toiCalls, b2_toiIters / float32(b2_toiCalls), b2_toiMaxRootIters);
- m_textLine += 15;
-
- m_debugDraw.DrawString(5, m_textLine, "ave toi root iters = %3.1f, max toi root iters = %d",
- b2_toiRootIters / float32(b2_toiCalls), b2_toiMaxRootIters);
- m_textLine += 15;
- m_debugDraw.DrawString(5, m_textLine, "max toi opt iters = %d", b2_toiMaxOptIters);
- m_textLine += 15;
- }
- if (m_stepCount % 60 == 0)
- {
- Launch();
- }
- }
- static Test* Create()
- {
- return new ContinuousTest;
- }
- b2Body* m_body;
- float32 m_angularVelocity;
- };
- #endif