mirror of https://github.com/axmolengine/axmol.git
137 lines
3.5 KiB
C++
137 lines
3.5 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 BULLET_TEST_H
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#define BULLET_TEST_H
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class BulletTest : public Test
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{
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public:
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BulletTest()
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{
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{
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b2BodyDef bd;
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bd.position.Set(0.0f, 0.0f);
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b2Body* body = m_world->CreateBody(&bd);
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b2EdgeShape edge;
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edge.Set(b2Vec2(-10.0f, 0.0f), b2Vec2(10.0f, 0.0f));
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body->CreateFixture(&edge, 0.0f);
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b2PolygonShape shape;
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shape.SetAsBox(0.2f, 1.0f, b2Vec2(0.5f, 1.0f), 0.0f);
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body->CreateFixture(&shape, 0.0f);
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}
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{
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b2BodyDef bd;
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bd.type = b2_dynamicBody;
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bd.position.Set(0.0f, 4.0f);
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b2PolygonShape box;
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box.SetAsBox(2.0f, 0.1f);
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m_body = m_world->CreateBody(&bd);
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m_body->CreateFixture(&box, 1.0f);
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box.SetAsBox(0.25f, 0.25f);
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//m_x = RandomFloat(-1.0f, 1.0f);
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m_x = 0.20352793f;
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bd.position.Set(m_x, 10.0f);
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bd.bullet = true;
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m_bullet = m_world->CreateBody(&bd);
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m_bullet->CreateFixture(&box, 100.0f);
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m_bullet->SetLinearVelocity(b2Vec2(0.0f, -50.0f));
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}
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}
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void Launch()
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{
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m_body->SetTransform(b2Vec2(0.0f, 4.0f), 0.0f);
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m_body->SetLinearVelocity(b2Vec2_zero);
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m_body->SetAngularVelocity(0.0f);
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m_x = RandomFloat(-1.0f, 1.0f);
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m_bullet->SetTransform(b2Vec2(m_x, 10.0f), 0.0f);
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m_bullet->SetLinearVelocity(b2Vec2(0.0f, -50.0f));
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m_bullet->SetAngularVelocity(0.0f);
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extern int32 b2_gjkCalls, b2_gjkIters, b2_gjkMaxIters;
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extern int32 b2_toiCalls, b2_toiIters, b2_toiMaxIters;
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extern int32 b2_toiRootIters, b2_toiMaxRootIters;
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b2_gjkCalls = 0;
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b2_gjkIters = 0;
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b2_gjkMaxIters = 0;
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b2_toiCalls = 0;
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b2_toiIters = 0;
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b2_toiMaxIters = 0;
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b2_toiRootIters = 0;
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b2_toiMaxRootIters = 0;
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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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extern int32 b2_gjkCalls, b2_gjkIters, b2_gjkMaxIters;
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extern int32 b2_toiCalls, b2_toiIters;
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extern int32 b2_toiRootIters, b2_toiMaxRootIters;
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if (b2_gjkCalls > 0)
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{
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m_debugDraw.DrawString(5, m_textLine, "gjk calls = %d, ave gjk iters = %3.1f, max gjk iters = %d",
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b2_gjkCalls, b2_gjkIters / float32(b2_gjkCalls), b2_gjkMaxIters);
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m_textLine += DRAW_STRING_NEW_LINE;
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}
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if (b2_toiCalls > 0)
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{
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m_debugDraw.DrawString(5, m_textLine, "toi calls = %d, ave toi iters = %3.1f, max toi iters = %d",
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b2_toiCalls, b2_toiIters / float32(b2_toiCalls), b2_toiMaxRootIters);
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m_textLine += DRAW_STRING_NEW_LINE;
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m_debugDraw.DrawString(5, m_textLine, "ave toi root iters = %3.1f, max toi root iters = %d",
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b2_toiRootIters / float32(b2_toiCalls), b2_toiMaxRootIters);
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m_textLine += DRAW_STRING_NEW_LINE;
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}
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if (m_stepCount % 60 == 0)
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{
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Launch();
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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 BulletTest;
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}
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b2Body* m_body;
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b2Body* m_bullet;
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float32 m_x;
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};
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#endif
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