/* * Copyright (c) 2008-2009 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 SHAPE_EDITING_H #define SHAPE_EDITING_H class ShapeEditing : public Test { public: ShapeEditing() { { b2BodyDef bd; b2Body* ground = m_world->CreateBody(&bd); b2PolygonShape shape; shape.SetAsEdge(b2Vec2(-40.0f, 0.0f), b2Vec2(40.0f, 0.0f)); ground->CreateFixture(&shape, 0.0f); } b2BodyDef bd; bd.type = b2_dynamicBody; bd.position.Set(0.0f, 10.0f); m_body = m_world->CreateBody(&bd); b2PolygonShape shape; shape.SetAsBox(4.0f, 4.0f, b2Vec2(0.0f, 0.0f), 0.0f); m_fixture1 = m_body->CreateFixture(&shape, 10.0f); m_fixture2 = NULL; } void Keyboard(unsigned char key) { switch (key) { case 'c': if (m_fixture2 == NULL) { b2CircleShape shape; shape.m_radius = 3.0f; shape.m_p.Set(0.5f, -4.0f); m_fixture2 = m_body->CreateFixture(&shape, 10.0f); m_body->SetAwake(true); } break; case 'd': if (m_fixture2 != NULL) { m_body->DestroyFixture(m_fixture2); m_fixture2 = NULL; m_body->SetAwake(true); } break; } } void Step(Settings* settings) { Test::Step(settings); m_debugDraw.DrawString(5, m_textLine, "Press: (c) create a shape, (d) destroy a shape."); m_textLine += 15; } static Test* Create() { return new ShapeEditing; } b2Body* m_body; b2Fixture* m_fixture1; b2Fixture* m_fixture2; }; #endif