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// MIT License
// Copyright (c) 2019 Erin Catto
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
#include "test.h"
extern B2_API bool g_blockSolve;
class BoxStack : public Test
{
public:
enum
{
e_columnCount = 1,
e_rowCount = 15
//e_columnCount = 1,
//e_rowCount = 1
};
BoxStack()
{
{
b2BodyDef bd;
b2Body* ground = m_world->CreateBody(&bd);
b2EdgeShape shape;
shape.SetTwoSided(b2Vec2(-40.0f, 0.0f), b2Vec2(40.0f, 0.0f));
ground->CreateFixture(&shape, 0.0f);
shape.SetTwoSided(b2Vec2(20.0f, 0.0f), b2Vec2(20.0f, 20.0f));
ground->CreateFixture(&shape, 0.0f);
}
float 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.pointer = n;
float x = 0.0f;
//float x = RandomFloat(-0.02f, 0.02f);
//float x = i % 2 == 0 ? -0.01f : 0.01f;
bd.position.Set(xs[j] + x, 0.55f + 1.1f * i);
b2Body* body = m_world->CreateBody(&bd);
m_bodies[n] = body;
body->CreateFixture(&fd);
}
}
m_bullet = NULL;
}
void Keyboard(int key) override
{
switch (key)
{
case GLFW_KEY_COMMA:
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;
case GLFW_KEY_B:
g_blockSolve = !g_blockSolve;
break;
}
}
void Step(Settings& settings) override
{
Test::Step(settings);
g_debugDraw.DrawString(5, m_textLine, "Press: (,) to launch a bullet.");
m_textLine += m_textIncrement;
g_debugDraw.DrawString(5, m_textLine, "Blocksolve = %d", g_blockSolve);
//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 BoxStack;
}
b2Body* m_bullet;
b2Body* m_bodies[e_rowCount * e_columnCount];
int32 m_indices[e_rowCount * e_columnCount];
};
static int testIndex = RegisterTest("Stacking", "Boxes", BoxStack::Create);
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