protected override bool OnStartPluginFrame(ref FluvioTimeStep timeStep)
{
#if UNITY_5_5
if (_disableInEditMode && !Application.isPlaying)
{
return(false);
}
#endif
// Always process the full fluid group - this plugin requires sub-fluids to work properly.
includeFluidGroup = true;
// Skip the first frame
if (m_FirstFrame)
{
m_FirstFrame = false;
return(false);
}
if (!fluidB || !fluidB.enabled)
{
return(false);
}
// Create arrays
var oldCount = m_Count;
m_Count = fluid.GetTotalParticleCount();
Array.Resize(ref m_MixerData, m_Count);
for (var i = oldCount; i < m_Count; ++i)
{
m_MixerData[i].emitVelocity.w = 0;
}
// Get timestep
m_TimeStep = timeStep;
// Get gravity
m_Gravity = fluid.gravity;
// Get simulation scale
m_SimulationScale = fluid.simulationScale;
// Set flag indicating whether or not the mixing fluids are the same
m_MixingFluidsAreTheSame = fluid == fluidB;
// Get squared mixing distance
m_MixingDistanceSq = fluid.smoothingDistance * fluid.smoothingDistance * distanceMultiplier * distanceMultiplier;
// Get fluid IDs
m_FluidAID = fluid.GetFluidID();
m_FluidBID = fluidB.GetFluidID();
m_FluidCID = fluidC ? 1 : 0;
m_FluidDID = fluidD ? 2 : 0;
// Fluid B and (C or D) at least must be enabled
return(fluidC || fluidD);
}
protected override bool OnStartPluginFrame(ref FluvioTimeStep timeStep)
{
// Clear all touch points
m_TouchPointsCount = 0;
// This plugin only runs in Play mode
if (!Application.isPlaying)
return false;
// Get camera and near clip
var cam = Camera.main;
if (!cam)
return false;
// Get plane passing through fluid position facing the camera
var plane = new Plane(-cam.transform.forward, fluid.transform.position);
if (Input.touchCount == 0 || !useMultiTouch)
{
// Check for mouse button
var mouseIsPressed = Input.GetMouseButton(mouseButton);
if (alwaysOn || mouseIsPressed)
{
var touchPosition = Input.mousePosition;
AddTouchPoint(touchPosition, cam, plane);
}
}
else
{
// Check all touches
for (int i = 0, l = Input.touchCount; i < l; ++i)
{
var touch = Input.GetTouch(i);
AddTouchPoint(touch.position, cam, plane);
}
}
// Make sure we have an acceleration curve, and that it is signed (-1 to 1)
if (acceleration == null)
acceleration = new FluvioMinMaxCurve {scalar = 1000.0f, minConstant = 0.0f, maxConstant = 1000.0f};
SetCurveAsSigned(acceleration, true);
// Return false if we didn't add any touch points
return m_TouchPointsCount > 0;
}
void OnPreSolve(FluvioTimeStep timeStep)
{
if (m_Rigidbodies == null)
{
return;
}
int l = Mathf.Min(m_Rigidbodies.Length, fluid.particleCount);
for (int i = 0; i < l; ++i)
{
// Get objects
Rigidbody2D body = m_Rigidbodies[i];
CircleCollider2D collider = m_Colliders[i];
FluidParticle particle = fluid.GetParticle(i);
// Assign properties
body.gameObject.SetActive(particle.enabled);
if (body.isKinematic)
{
body.isKinematic = false;
}
body.mass = fluid.particleMass * m_MassModifier;
body.interpolation = m_RigidbodyInterpolation;
collider.radius = fluid.smoothingDistance * m_ColliderSizeModifier;
collider.sharedMaterial = m_PhysicMaterial;
if (particle.lifetime < 1.0f)
{
// Send physics information to particles (collisions)
particle.position = body.transform.position;
particle.velocity = body.velocity * timeStep.dt;
// Assign particle
fluid.SetParticle(ref particle, i);
}
}
}
void OnPostSolve(FluvioTimeStep timeStep)
{
if (m_Rigidbodies == null)
{
return;
}
int l = Mathf.Min(m_Rigidbodies.Length, fluid.particleCount);
for (int i = 0; i < l; ++i)
{
// Get objects
Rigidbody2D body = m_Rigidbodies[i];
FluidParticle particle = fluid.GetParticle(i);
if (body.isKinematic)
{
body.isKinematic = false;
}
body.transform.position = particle.position;
body.velocity = particle.velocity * timeStep.inv_dt;
}
}
protected override bool OnStartPluginFrame(ref FluvioTimeStep timeStep)
{
// Clear all touch points
m_TouchPointsCount = 0;
// This plugin only runs in Play mode
if (!Application.isPlaying)
{
return(false);
}
// Get camera and near clip
var cam = Camera.main;
if (!cam)
{
return(false);
}
// Get plane passing through fluid position facing the camera
var plane = new Plane(-cam.transform.forward, fluid.transform.position);
if (Input.touchCount == 0 || !useMultiTouch)
{
// Check for mouse button
var mouseIsPressed = Input.GetMouseButton(mouseButton);
if (alwaysOn || mouseIsPressed)
{
var touchPosition = Input.mousePosition;
AddTouchPoint(touchPosition, cam, plane);
}
}
else
{
// Check all touches
for (int i = 0, l = Input.touchCount; i < l; ++i)
{
var touch = Input.GetTouch(i);
AddTouchPoint(touch.position, cam, plane);
}
}
// Make sure we have an acceleration curve, and that it is signed (-1 to 1)
if (acceleration == null)
{
acceleration = new FluvioMinMaxCurve {
scalar = 1000.0f, minConstant = 0.0f, maxConstant = 1000.0f
}
}
;
SetCurveAsSigned(acceleration, true);
// Return false if we didn't add any touch points
return(m_TouchPointsCount > 0);
}
void AddTouchPoint(Vector3 touchPosition, Camera cam, Plane plane)
{
if (m_TouchPointsCount == m_TouchPoints.Length)
{
return;
}
// Get orthographic world point
var ortho = cam.orthographic;
cam.orthographic = true;
var worldPoint = cam.ScreenToWorldPoint(new Vector3(touchPosition.x, touchPosition.y, cam.nearClipPlane));
cam.orthographic = ortho;
// Create ray
var ray = new Ray(worldPoint, -plane.normal);
m_TouchPoints[m_TouchPointsCount] = ray.GetPoint(plane.GetDistanceToPoint(ray.origin));
++m_TouchPointsCount;
}
protected override bool OnStartPluginFrame(ref FluvioTimeStep timeStep)
{
// Always process the full fluid group - this plugin requires sub-fluids to work properly.
includeFluidGroup = true;
// Skip the first frame
if (m_FirstFrame)
{
m_FirstFrame = false;
return false;
}
if (!fluidB || !fluidB.enabled)
return false;
// Create arrays
var oldCount = m_Count;
m_Count = fluid.GetTotalParticleCount();
Array.Resize(ref m_ParticleSystems, m_Count);
Array.Resize(ref m_EmitPositions, m_Count);
Array.Resize(ref m_EmitVelocities, m_Count);
for (var i = oldCount; i < m_Count; ++i)
{
m_ParticleSystems[i] = 0;
}
// Get timestep
m_TimeStep = timeStep;
// Get gravity
m_Gravity = fluid.gravity;
// Get simulation scale
m_SimulationScale = fluid.simulationScale;
// Set flag indicating whether or not the mixing fluids are the same
m_MixingFluidsAreTheSame = fluid == fluidB;
// Get squared mixing distance
m_MixingDistanceSq = fluid.smoothingDistance*fluid.smoothingDistance*distanceMultiplier*distanceMultiplier;
// Get fluid IDs
m_FluidAID = fluid.GetFluidID();
m_FluidBID = fluidB.GetFluidID();
m_FluidCID = fluidC ? 1 : 0;
m_FluidDID = fluidD ? 2 : 0;
// Fluid B and (C or D) at least must be enabled
return fluidC || fluidD;
}
void OnPostSolve(FluvioTimeStep timeStep)
{
if (sleep)
{
sleep = false;
return;
}
fluid.GetParticles(ref particles);
#if !(UNITY_IPHONE || UNITY_ANDROID) || UNITY_EDITOR
bool doTouch = !requireClick ? true : (Input.GetMouseButton(0) || Input.GetMouseButton(1));
if (doTouch)
{
if (Input.GetMouseButton(0) || !requireClick)
{
touchMode = invert ? TouchMode.Push : TouchMode.Pull;
}
else
{
touchMode = invert ? TouchMode.Pull : TouchMode.Push;
}
Vector3 point = Camera.main.ScreenToWorldPoint(new Vector3(Input.mousePosition.x, Input.mousePosition.y, z));
float f = (int)touchMode * force;
for (int i = 0; i < particles.Length; i++)
{
FluidParticle p = particles[i];
if (!p.enabled)
{
continue;
}
float dist = (p.position - point).sqrMagnitude;
if (dist <= maxDistance * maxDistance)
{
p.AddForce((point - p.position).normalized * f);
}
particles[i] = p;
}
}
#else
foreach (Touch t in Input.touches)
{
Vector3 point = Camera.main.ScreenToWorldPoint(new Vector3(t.position.x, t.position.y, z));
float f = force * (int)touchMode / (Input.touchCount * .5f);
for (int i = 0; i < particles.Length; i++)
{
FluidParticle p = particles[i];
if (!p.enabled)
{
continue;
}
float dist = (p.position - point).sqrMagnitude;
if (dist <= maxDistance * maxDistance)
{
p.AddForce((point - p.position).normalized * f);
}
particles[i] = p;
}
}
#endif
fluid.SetParticles(particles, particles.Length);
}
void OnPostSolve(FluvioTimeStep timeStep)
{
fluid.GetParticles(ref particles);
}
void OnPreSolve(FluvioTimeStep timeStep)
{
if (m_Rigidbodies == null)
return;
int l = Mathf.Min(m_Rigidbodies.Length, fluid.particleCount);
for(int i = 0; i < l; ++i)
{
// Get objects
Rigidbody2D body = m_Rigidbodies[i];
CircleCollider2D collider = m_Colliders[i];
FluidParticle particle = fluid.GetParticle(i);
// Assign properties
body.gameObject.SetActive(particle.enabled);
if (body.isKinematic) body.isKinematic = false;
body.mass = fluid.particleMass * m_MassModifier;
body.interpolation = m_RigidbodyInterpolation;
collider.radius = fluid.smoothingDistance * m_ColliderSizeModifier;
collider.sharedMaterial = m_PhysicMaterial;
if (particle.lifetime < 1.0f)
{
// Send physics information to particles (collisions)
particle.position = body.transform.position;
particle.velocity = body.velocity * timeStep.dt;
// Assign particle
fluid.SetParticle(ref particle, i);
}
}
}
void OnPostSolve(FluvioTimeStep timeStep)
{
if (m_Rigidbodies == null)
return;
int l = Mathf.Min(m_Rigidbodies.Length, fluid.particleCount);
for(int i = 0; i < l; ++i)
{
// Get objects
Rigidbody2D body = m_Rigidbodies[i];
FluidParticle particle = fluid.GetParticle(i);
if (body.isKinematic) body.isKinematic = false;
body.transform.position = particle.position;
body.velocity = particle.velocity * timeStep.inv_dt;
}
}
void OnPostSolve(FluvioTimeStep timeStep)
{
if (sleep)
{
sleep = false;
return;
}
fluid.GetParticles(ref particles);
#if !(UNITY_IPHONE || UNITY_ANDROID) || UNITY_EDITOR
bool doTouch = !requireClick ? true : (Input.GetMouseButton(0) || Input.GetMouseButton(1));
if (doTouch)
{
if (Input.GetMouseButton(0) || !requireClick)
{
touchMode = invert ? TouchMode.Push : TouchMode.Pull;
}
else
{
touchMode = invert ? TouchMode.Pull : TouchMode.Push;
}
Vector3 point = Camera.main.ScreenToWorldPoint(new Vector3(Input.mousePosition.x, Input.mousePosition.y, z));
float f = (int)touchMode * force;
for(int i = 0; i < particles.Length; i++)
{
FluidParticle p = particles[i];
if (!p.enabled)
continue;
float dist = (p.position - point).sqrMagnitude;
if (dist <= maxDistance * maxDistance)
{
p.AddForce((point - p.position).normalized * f);
}
particles[i] = p;
}
}
#else
foreach(Touch t in Input.touches)
{
Vector3 point = Camera.main.ScreenToWorldPoint(new Vector3(t.position.x, t.position.y, z));
float f = force * (int)touchMode / (Input.touchCount * .5f);
for(int i = 0; i < particles.Length; i++)
{
FluidParticle p = particles[i];
if (!p.enabled)
continue;
float dist = (p.position - point).sqrMagnitude;
if (dist <= maxDistance * maxDistance)
{
p.AddForce((point - p.position).normalized * f);
}
particles[i] = p;
}
}
#endif
fluid.SetParticles(particles, particles.Length);
}
