public Particle()
{
color = ColorFunctions.ARGB((byte)255, (byte)255, (byte)255, (byte)255);
size = 0.0f;
life = 0.0f;
angle = 0.0f;
}
public void render(float dt)
{
if (this.isAlive() == false)
{
return;
}
if (this.texture.GetID() == -9999)
{
return;
}
GL.DepthMask(false);
byte red, green, blue;
if (this.life < 1.0f)
{
red = (byte)(ColorFunctions.GetR(this.color) * this.life);
green = (byte)(ColorFunctions.GetG(this.color) * this.life);
blue = (byte)(ColorFunctions.GetB(this.color) * this.life);
}
else
{
red = (byte)(ColorFunctions.GetR(this.color));
green = (byte)(ColorFunctions.GetG(this.color));
blue = (byte)(ColorFunctions.GetB(this.color));
}
GL.Color3(red, green, blue);
this.texture.Bind();
GL.PushMatrix();
GL.Translate(this.position.X, this.position.Y, this.position.Z);
float halfSize = this.size * 0.5f;
GL.Begin(BeginMode.Quads);
GL.TexCoord2(0.0d, 1.0);
GL.Vertex3(-halfSize, halfSize, 0.0f);
GL.TexCoord2(0.0f, 0.0f);
GL.Vertex3(-halfSize, -halfSize, 0.0f);
GL.TexCoord2(1.0f, 0.0f);
GL.Vertex3(-halfSize, -halfSize, 0.0f);
GL.TexCoord2(1.0f, 1.0f);
GL.Vertex3(halfSize, halfSize, 0.0f);
GL.End();
GL.PopMatrix();
GL.DepthMask(true);
}
