---
title: "Astra.PhysicsFieldSample2D"
version: snapshot-2026-10-06
engineGeneration: astra-current
language: C#
status: semantic-reference
runtimeVerified: false
platformEvidence: []
url: https://astraengine.com.br/pt-br/snapshot-2026-10-06/api/astra-physicsfieldsample2d/
---

# Astra.PhysicsFieldSample2D

XY sample from the same evaluator consumed by Box2D. Wind drag is kg/s; damping rates are per second. Centers of mass define membership.

**Namespace:** `Astra` · **Assembly:** `Astra.Scripting` · **Tipo:** Struct

:::note[Sobre esta referência]
Assinaturas extraídas semanticamente com Roslyn/MSBuild. Isso confirma a superfície do código deste snapshot; não comprova execução no Android. As descrições vêm dos comentários da API. Membros sem explicação ainda exigem revisão editorial.
:::

## Declaração

```csharp
readonly record struct Astra.PhysicsFieldSample2D
```

XY sample from the same evaluator consumed by Box2D. Wind drag is kg/s; damping rates are per second. Centers of mass define membership.

**Interfaces:** `System.IEquatable<Astra.PhysicsFieldSample2D>`.

## Membros

| Membro | Categoria |
|---|---|
| [.ctor](#member-cc1ac36a9933dc69) | Method |
| [Acceleration](#member-1b9f7aa6c22c0d73) | Property |
| [AffectedBodies](#member-14194d096d5b875a) | Property |
| [AffectedMass](#member-e9bd08ff1a1377f0) | Property |
| [AngularDrag](#member-e81ec6528811130c) | Property |
| [ContainsPoint](#member-4d6d89048786d0cc) | Property |
| [IsEnabled](#member-9fafb4c460eaeebc) | Property |
| [LinearDrag](#member-3e28d07b8e1beb39) | Property |
| [Weight](#member-8d57b26632e4df8a) | Property |
| [WindDrag](#member-700fc38d77e82f92) | Property |
| [WindVelocity](#member-aaf59a92f1f8fd66) | Property |
| [WorldGravityReplacement](#member-232f4caf61280f63) | Property |

<h3 id="member-cc1ac36a9933dc69" class="astra-member">.ctor</h3>

```csharp
public PhysicsFieldSample2D(bool ContainsPoint, bool IsEnabled, float Weight, System.Numerics.Vector2 Acceleration, System.Numerics.Vector2 WindVelocity, float WindDrag, float LinearDrag, float AngularDrag, float WorldGravityReplacement, uint AffectedBodies, float AffectedMass)
```

XY sample from the same evaluator consumed by Box2D. Wind drag is kg/s; damping rates are per second. Centers of mass define membership.

| Parâmetro | Tipo | Contrato |
|---|---|---|
| `ContainsPoint` | `bool` |  |
| `IsEnabled` | `bool` |  |
| `Weight` | `float` |  |
| `Acceleration` | `System.Numerics.Vector2` |  |
| `WindVelocity` | `System.Numerics.Vector2` |  |
| `WindDrag` | `float` |  |
| `LinearDrag` | `float` |  |
| `AngularDrag` | `float` |  |
| `WorldGravityReplacement` | `float` |  |
| `AffectedBodies` | `uint` |  |
| `AffectedMass` | `float` |  |

<h3 id="member-1b9f7aa6c22c0d73" class="astra-member">Acceleration</h3>

```csharp
public System.Numerics.Vector2 Acceleration { get; init; }
```

<h3 id="member-14194d096d5b875a" class="astra-member">AffectedBodies</h3>

```csharp
public uint AffectedBodies { get; init; }
```

<h3 id="member-e9bd08ff1a1377f0" class="astra-member">AffectedMass</h3>

```csharp
public float AffectedMass { get; init; }
```

<h3 id="member-e81ec6528811130c" class="astra-member">AngularDrag</h3>

```csharp
public float AngularDrag { get; init; }
```

<h3 id="member-4d6d89048786d0cc" class="astra-member">ContainsPoint</h3>

```csharp
public bool ContainsPoint { get; init; }
```

<h3 id="member-9fafb4c460eaeebc" class="astra-member">IsEnabled</h3>

```csharp
public bool IsEnabled { get; init; }
```

<h3 id="member-3e28d07b8e1beb39" class="astra-member">LinearDrag</h3>

```csharp
public float LinearDrag { get; init; }
```

<h3 id="member-8d57b26632e4df8a" class="astra-member">Weight</h3>

```csharp
public float Weight { get; init; }
```

<h3 id="member-700fc38d77e82f92" class="astra-member">WindDrag</h3>

```csharp
public float WindDrag { get; init; }
```

<h3 id="member-aaf59a92f1f8fd66" class="astra-member">WindVelocity</h3>

```csharp
public System.Numerics.Vector2 WindVelocity { get; init; }
```

<h3 id="member-232f4caf61280f63" class="astra-member">WorldGravityReplacement</h3>

```csharp
public float WorldGravityReplacement { get; init; }
```