public FlySpawnSystem(FrameTime time, PondSimState pond, FlyData flyData)
{
mPond = pond;
mFlyData = flyData;
mTime = time;
mRandom = new Random();
}
public FlyDirectionSystem(FrameTime time, PondSimState pond, FlyData flyData, FlyDirectionChangeData changeData)
{
mTime = time;
mPond = pond;
mFlyData = flyData;
mChangeData = changeData;
mRandom = new Random();
}
public WetDryFrogSystem(PondSimState pond)
{
mPond = pond;
const int kExpectedFrogCount = 4;
mSplashingInFrogs = new List <Entity>(kExpectedFrogCount);
mSplashingOutFrogs = new List <Entity>(kExpectedFrogCount);
}
public LilyCollisionSystem(PondSimState pond)
{
const int kExpectedFrogCount = 4; //TODO: Data drive or at least manage at a higher level!
mPond = pond;
mLandingFrogs = new List <Entity>(kExpectedFrogCount);
mLandingPositions = new List <Vector2>(kExpectedFrogCount);
mLandingRects = new List <Rect>(kExpectedFrogCount);
}
private void SetupCamera(GraphicsDevice device, PondSimState pond)
{
float pondWidth = pond.Width;
float pondHeight = pond.Height;
float aspectRatio = device.Adapter.CurrentDisplayMode.AspectRatio;
Matrix translation = Matrix.CreateTranslation(-aspectRatio * pondHeight * 0.5f, -pondHeight * 0.5f, 0f);
Matrix projectionMatrix = Matrix.CreateOrthographic(aspectRatio * pondHeight, pondHeight, -100, 100);
mCameraMatrix = translation * projectionMatrix;
}
public RenderSystem(GraphicsDevice graphicsDevice, PondSimState pond, Texture2D frogSprite, SpriteFont uiFont, FrogAnimationData animationData)
{
mRenderer = new PrimitiveRenderer();
mRenderer.Setup(graphicsDevice);
mFrogRenderer = new FrogRenderer();
mFrogRenderer.Setup(graphicsDevice, frogSprite, animationData);
mUIFont = uiFont;
mPond = pond;
mDevice = graphicsDevice;
SetupCamera(graphicsDevice, pond);
mUISpriteBatch = new SpriteBatch(mDevice);
}
public WaterSystem(FrameTime time, PondSimState pond)
{
mPond = pond;
mTime = time;
for (int i = 0; i < mWaterHeight.Length; ++i)
{
mWaterHeight[i] = mPond.WaterLevel;
}
for (int i = 0; i < mWaterFlow.Length; ++i)
{
mWaterFlow[i] = 0f;
}
mPond.WaterPositions = mWaterHeight;
mPond.WaterVelocities = mWaterFlow;
mWaterDX = mPond.Width / (kWaterResolution - 1);
}
public SwimingFrogPhysicsSystem(FrameTime frameTime, PondSimState pond, Data.FrogData frogData)
{
mTime = frameTime;
mPond = pond;
mSwimData = new FrogSwimData(frogData);
}
private static Vector2 ComputeBuouyancyAcceleration(Rect frogRect, float frogDensity, PondSimState pondState)
{
float volumePercentage = (pondState.WaterLevel - frogRect.MinY) / (frogRect.Height);
volumePercentage = MathExtensions.Clamp01(volumePercentage);
return((frogDensity - volumePercentage) * PondSimState.kGravity);
}
