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/*
* Copyright (c) 2006-2009 Erin Catto http://www.box2d.org
*
* 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 VERTICAL_STACK_H
#define VERTICAL_STACK_H
class VerticalStack : public Test
{
public:
enum
{
e_columnCount = 5,
e_rowCount = 16
//e_columnCount = 1,
//e_rowCount = 1
};
VerticalStack()
{
{
b2BodyDef bd;
b2Body* ground = m_world->CreateBody(&bd);
b2EdgeShape shape;
shape.Set(b2Vec2(-40.0f, 0.0f), b2Vec2(40.0f, 0.0f));
ground->CreateFixture(&shape, 0.0f);
shape.Set(b2Vec2(20.0f, 0.0f), b2Vec2(20.0f, 20.0f));
ground->CreateFixture(&shape, 0.0f);
}
float32 xs[5] = {0.0f, -10.0f, -5.0f, 5.0f, 10.0f};
for (int32 j = 0; j < e_columnCount; ++j)
{
b2PolygonShape shape;
shape.SetAsBox(0.5f, 0.5f);
b2FixtureDef fd;
fd.shape = &shape;
fd.density = 1.0f;
fd.friction = 0.3f;
for (int i = 0; i < e_rowCount; ++i)
{
b2BodyDef bd;
bd.type = b2_dynamicBody;
int32 n = j * e_rowCount + i;
b2Assert(n < e_rowCount * e_columnCount);
m_indices[n] = n;
bd.userData = m_indices + n;
float32 x = 0.0f;
//float32 x = RandomFloat(-0.02f, 0.02f);
//float32 x = i % 2 == 0 ? -0.025f : 0.025f;
bd.position.Set(xs[j] + x, 0.752f + 1.54f * i);
b2Body* body = m_world->CreateBody(&bd);
m_bodies[n] = body;
body->CreateFixture(&fd);
}
}
m_bullet = NULL;
}
void Keyboard(unsigned char key)
{
switch (key)
{
case ',':
if (m_bullet != NULL)
{
m_world->DestroyBody(m_bullet);
m_bullet = NULL;
}
{
b2CircleShape shape;
shape.m_radius = 0.25f;
b2FixtureDef fd;
fd.shape = &shape;
fd.density = 20.0f;
fd.restitution = 0.05f;
b2BodyDef bd;
bd.type = b2_dynamicBody;
bd.bullet = true;
bd.position.Set(-31.0f, 5.0f);
m_bullet = m_world->CreateBody(&bd);
m_bullet->CreateFixture(&fd);
m_bullet->SetLinearVelocity(b2Vec2(400.0f, 0.0f));
}
break;
}
}
void Step(Settings* settings)
{
Test::Step(settings);
m_debugDraw.DrawString(5, m_textLine, "Press: (,) to launch a bullet.");
m_textLine += 15;
//if (m_stepCount == 300)
//{
// if (m_bullet != NULL)
// {
// m_world->DestroyBody(m_bullet);
// m_bullet = NULL;
// }
// {
// b2CircleShape shape;
// shape.m_radius = 0.25f;
// b2FixtureDef fd;
// fd.shape = &shape;
// fd.density = 20.0f;
// fd.restitution = 0.05f;
// b2BodyDef bd;
// bd.type = b2_dynamicBody;
// bd.bullet = true;
// bd.position.Set(-31.0f, 5.0f);
// m_bullet = m_world->CreateBody(&bd);
// m_bullet->CreateFixture(&fd);
// m_bullet->SetLinearVelocity(b2Vec2(400.0f, 0.0f));
// }
//}
}
static Test* Create()
{
return new VerticalStack;
}
b2Body* m_bullet;
b2Body* m_bodies[e_rowCount * e_columnCount];
int32 m_indices[e_rowCount * e_columnCount];
};
#endif
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