170 lines
3.6 KiB
C++
170 lines
3.6 KiB
C++
/*
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* Copyright (c) 2016-2019 Irlan Robson https://irlanrobson.github.io
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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 VARYING_FRICTION_H
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#define VARYING_FRICTION_H
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class VaryingFriction : public Test
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{
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public:
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VaryingFriction()
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{
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{
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b3BodyDef bdef;
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b3Body* ground = m_world.CreateBody(bdef);
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b3HullShape hs;
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hs.m_hull = &m_groundHull;
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b3ShapeDef sd;
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sd.shape = &hs;
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ground->CreateShape(sd);
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}
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static b3BoxHull rampHull;
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{
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b3Transform xf;
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xf.position.SetZero();
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xf.rotation = b3Diagonal(25.0f, 0.5f, 25.0f);
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rampHull.SetTransform(xf);
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}
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{
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b3BodyDef bdef;
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bdef.position.Set(-20.0f, 20.0f, 0.0f);
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bdef.orientation = b3Quat(b3Vec3(0.0f, 0.0f, 1.0f), -0.1f * B3_PI);
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b3Body* ramp = m_world.CreateBody(bdef);
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b3HullShape hs;
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hs.m_hull = &rampHull;
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b3ShapeDef sd;
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sd.shape = &hs;
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sd.friction = 0.4f;
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ramp->CreateShape(sd);
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}
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{
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b3BodyDef bdef;
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bdef.position.Set(20.0f, 30.0f, 0.0f);
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bdef.orientation = b3Quat(b3Vec3(0.0f, 0.0f, 1.0f), 0.1f * B3_PI);
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b3Body* ramp = m_world.CreateBody(bdef);
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b3HullShape hs;
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hs.m_hull = &rampHull;
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b3ShapeDef sd;
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sd.shape = &hs;
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sd.friction = 0.3f;
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ramp->CreateShape(sd);
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}
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{
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b3BodyDef bdef;
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bdef.position.Set(-20.0f, 40.0f, 0.0f);
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bdef.orientation = b3Quat(b3Vec3(0.0f, 0.0f, 1.0f), -0.1f * B3_PI);
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b3Body* ramp = m_world.CreateBody(bdef);
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b3HullShape hs;
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hs.m_hull = &rampHull;
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b3ShapeDef sd;
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sd.shape = &hs;
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sd.friction = 0.2f;
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ramp->CreateShape(sd);
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}
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{
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b3BodyDef bdef;
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bdef.position.Set(20.0f, 50.0f, 0.0f);
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bdef.orientation = b3Quat(b3Vec3(0.0f, 0.0f, 1.0f), 0.1f * B3_PI);
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b3Body* ramp = m_world.CreateBody(bdef);
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b3HullShape hs;
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hs.m_hull = &rampHull;
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b3ShapeDef sd;
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sd.shape = &hs;
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sd.friction = 0.1f;
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ramp->CreateShape(sd);
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}
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{
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b3BodyDef bd;
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bd.type = b3BodyType::e_dynamicBody;
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bd.position.Set(40.0f, 70.0f, -10.0f);
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b3Body* body = m_world.CreateBody(bd);
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b3HullShape hs;
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hs.m_hull = &b3BoxHull_identity;
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b3ShapeDef sd;
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sd.density = 1.0f;
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sd.friction = 0.2f;
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sd.shape = &hs;
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body->CreateShape(sd);
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}
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{
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b3BodyDef bd;
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bd.type = b3BodyType::e_dynamicBody;
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bd.position.Set(40.0f, 70.0f, 0.0f);
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b3Body* body = m_world.CreateBody(bd);
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b3HullShape hs;
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hs.m_hull = &b3BoxHull_identity;
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b3ShapeDef sd;
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sd.density = 1.0f;
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sd.friction = 0.5f;
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sd.shape = &hs;
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body->CreateShape(sd);
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}
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{
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b3BodyDef bd;
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bd.type = b3BodyType::e_dynamicBody;
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bd.position.Set(40.0f, 70.0f, 10.0f);
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b3Body* body = m_world.CreateBody(bd);
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b3HullShape hs;
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hs.m_hull = &b3BoxHull_identity;
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b3ShapeDef sd;
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sd.density = 1.0f;
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sd.friction = 0.8f;
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sd.shape = &hs;
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body->CreateShape(sd);
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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 VaryingFriction();
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}
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};
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#endif |