add hello world example and edit source tree

2017-02-27 18:59:58 -03:00
parent ed0159f4b5
commit 71ee97aaa0
49 changed files with 177 additions and 14 deletions
--- a/examples/testbed/tests/newton_cradle.h
+++ b/examples/testbed/tests/newton_cradle.h
@ -0,0 +1,124 @@
+/*
+* Copyright (c) 2016-2016 Irlan Robson http://www.irlan.net
+*
+* 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 NEWTON_CRADLE_H
+#define NEWTON_CRADLE_H
+
+class NewtonCradle : public Test
+{
+public:
+	NewtonCradle()
+	{
+		{
+			b3BodyDef bd;
+			b3Body* ground = m_world.CreateBody(bd);
+
+			b3HullShape hs;
+			hs.m_hull = &m_groundHull;
+
+			b3ShapeDef sd;
+			sd.shape = &hs;
+			
+			ground->CreateShape(sd);
+		}
+
+		b3CapsuleShape edge;
+		edge.m_centers[0].Set(0.0f, -10.0f, 0.0f);
+		edge.m_centers[1].Set(0.0f, 10.0f, 0.0f);
+		edge.m_radius = 0.5f;
+
+		b3Body* frame1, *frame2;
+
+		{
+			b3BodyDef bd;
+			bd.orientation = b3Quat(b3Vec3(0.0f, 0.0f, 1.0f), 0.5f * B3_PI);
+			bd.position.Set(0.0f, 10.0f, -5.0f);
+
+			frame1 = m_world.CreateBody(bd);
+
+			b3ShapeDef sd;
+			sd.shape = &edge;
+
+			frame1->CreateShape(sd);
+		}
+
+		{
+			b3BodyDef bd;
+			bd.orientation = b3Quat(b3Vec3(0.0f, 0.0f, 1.0f), 0.5f * B3_PI);
+			bd.position.Set(0.0f, 10.0f, 5.0f);
+
+			frame2 = m_world.CreateBody(bd);
+
+			b3ShapeDef sd;
+			sd.shape = &edge;
+
+			frame2->CreateShape(sd);
+		}
+
+		b3Vec3 center;
+		center.Set(-5.0f, 4.0f, 0.0f);
+
+		b3SphereShape vertex;
+		vertex.m_center.SetZero();
+		vertex.m_radius = 1.0f;
+
+		u32 count = 6;
+		for (u32 i = 0; i < count; ++i)
+		{
+			b3BodyDef bd;
+			bd.type = e_dynamicBody;
+			bd.position = center;
+			if (i == count - 1)
+			{
+				bd.linearVelocity.x = 5.0f;
+			}
+
+			b3Body* ball = m_world.CreateBody(bd);
+
+			b3ShapeDef sd;
+			sd.shape = &vertex;
+			sd.density = 1.0f;
+			sd.friction = 0.8f;
+			
+			ball->CreateShape(sd);
+			
+			b3Vec3 c1;
+			c1.x = center.x;
+			c1.y = 10.0f;
+			c1.z = 0.0f;
+
+			b3SphereJointDef jd1;
+			jd1.bodyA = frame1;
+			jd1.collideLinked = true;
+			jd1.bodyB = ball;
+			jd1.localAnchorA = b3MulT(frame1->GetTransform(), c1);
+			jd1.localAnchorB = b3MulT(ball->GetTransform(), c1);
+			
+			m_world.CreateJoint(jd1);
+
+			center.x += 2.0f * vertex.m_radius;
+		}
+	}
+
+	static Test* Create()
+	{
+		return new NewtonCradle();
+	}
+};
+
+#endif