2017-05-28 21:05:32 -03:00

118 lines
2.3 KiB
C++

/*
* 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 hebd 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 woubd 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 ROPE_TEST_H
#define ROPE_TEST_H
extern Settings g_settings;
class Rope : public Test
{
public:
enum
{
e_count = 10
};
Rope()
{
g_camera.m_zoom = 30.0f;
b3Vec3 vs[e_count];
float32 ms[e_count];
vs[0].Set(0.0f, 0.0f, 0.0f);
ms[0] = 0.0f;
for (u32 i = 1; i < e_count; ++i)
{
ms[i] = 1.0f;
vs[i].Set(float32(i), 0.0f, 0.0f);
}
b3RopeDef rd;
rd.gravity.Set(0.0f, -10.0f, 0.0f);
rd.masses = ms;
rd.vertices = vs;
rd.count = e_count;
m_rope.Initialize(rd);
}
void KeyDown(int button)
{
if (button == GLFW_KEY_A)
{
m_rope.SetGravity(b3Vec3(-10.0f, 0.0f, 0.0f));
}
if (button == GLFW_KEY_D)
{
m_rope.SetGravity(b3Vec3(10.0f, 0.0f, 0.0f));
}
if (button == GLFW_KEY_S)
{
m_rope.SetGravity(b3Vec3(0.0f, 0.0f, 10.0f));
}
if (button == GLFW_KEY_W)
{
m_rope.SetGravity(b3Vec3(0.0f, 0.0f, -10.0f));
}
if (button == GLFW_KEY_Q)
{
m_rope.SetGravity(b3Vec3(0.0f, 10.0f, 0.0f));
}
if (button == GLFW_KEY_E)
{
m_rope.SetGravity(b3Vec3(0.0f, -10.0f, 0.0f));
}
}
void Step()
{
float32 dt = g_settings.hertz > 0.0f ? 1.0f / g_settings.hertz : 0.0f;
if (g_settings.pause)
{
if (g_settings.singleStep)
{
g_settings.singleStep = false;
}
else
{
dt = 0.0f;
}
}
m_rope.Step(dt);
m_rope.Draw(g_debugDraw);
}
static Test* Create()
{
return new Rope();
}
b3Rope m_rope;
};
#endif