genesis-3d_engine/Engine/addons/particles/particle.h

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/****************************************************************************
Copyright (c) 2011-2013,WebJet Business Division,CYOU
http://www.genesis-3d.com.cn
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.
****************************************************************************/
#ifndef __particle_H__
#define __particle_H__
#include "particles/particle_fwd_decl.h"
namespace Particles
{
struct Particle
{
/// Particle's position
Math::float3 mPosition;
/// Particle's Direction (and speed)
Math::float3 mDirection;
/// Particle's Size. X-width, Y-height, Z-depth . logic in world space
Math::float3 mInitSize;
Math::float3 mSize;
/// Orientation is only useful for 3D particles, such as Boxes and Spheres
Math::quaternion mOrientation;
/// Particle's mass
Math::scalar mMass;
/// Particle's rotation in degrees (around the Z-axis)
Math::scalar mZRotation;
/// Particle's anguluar velocity in radian per second.
Math::scalar mZRotationSpeed;
/// Total Time to live, number of seconds of particles natural life
Math::scalar mTotalTimeToLive;
/// Time to live, number of seconds left of particles natural life
Math::scalar mTimeToLive;
/// !
Math::scalar mTimeFraction;
/// Particle's color
Math::Color32 mColor;
/// Particle's texcoord index. for texture animation
IndexT mTexCoordIndex;
/// the contrail of one particle
Util::Array<Math::float3> mOrbitPositions;
/// the random
Math::scalar mRandom0;
Math::scalar mRandom1;
Math::scalar mRandom2;
Math::scalar mRandom3;
};
}
#endif // __particle_H__