74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
// Copyright (c) 2012-2021 Wojciech Figat. All rights reserved.
|
|
|
|
#pragma once
|
|
|
|
struct RenderContext;
|
|
struct RenderView;
|
|
class ParticleEmitter;
|
|
class ParticleSystemInstance;
|
|
class ParticleEffect;
|
|
class ParticleSystem;
|
|
class ParticleBuffer;
|
|
class SceneRenderTask;
|
|
class Actor;
|
|
|
|
/// <summary>
|
|
/// The particles service used for simulation and emitters data pooling.
|
|
/// </summary>
|
|
class FLAXENGINE_API ParticleManager
|
|
{
|
|
public:
|
|
|
|
/// <summary>
|
|
/// Updates the effect during next particles simulation tick.
|
|
/// </summary>
|
|
/// <param name="effect">The effect.</param>
|
|
static void UpdateEffect(ParticleEffect* effect);
|
|
|
|
/// <summary>
|
|
/// Called when effect gets removed from gameplay. All references to it should be cleared.
|
|
/// </summary>
|
|
/// <param name="effect">The effect.</param>
|
|
static void OnEffectDestroy(ParticleEffect* effect);
|
|
|
|
public:
|
|
|
|
/// <summary>
|
|
/// Draws the particles.
|
|
/// </summary>
|
|
/// <param name="renderContext">The rendering context.</param>
|
|
/// <param name="effect">The owning actor.</param>
|
|
static void DrawParticles(RenderContext& renderContext, ParticleEffect* effect);
|
|
|
|
public:
|
|
|
|
/// <summary>
|
|
/// Enables or disables particle buffer pooling.
|
|
/// </summary>
|
|
static bool EnableParticleBufferPooling;
|
|
|
|
/// <summary>
|
|
/// The particle buffer recycle timeout (in seconds).
|
|
/// </summary>
|
|
static float ParticleBufferRecycleTimeout;
|
|
|
|
/// <summary>
|
|
/// Acquires the free particle buffer for the emitter instance data.
|
|
/// </summary>
|
|
/// <param name="emitter">The emitter.</param>
|
|
/// <returns>The particle buffer.</returns>
|
|
static ParticleBuffer* AcquireParticleBuffer(ParticleEmitter* emitter);
|
|
|
|
/// <summary>
|
|
/// Recycles the used particle buffer.
|
|
/// </summary>
|
|
/// <param name="buffer">The particle buffer.</param>
|
|
static void RecycleParticleBuffer(ParticleBuffer* buffer);
|
|
|
|
/// <summary>
|
|
/// Called when emitter gets unloaded. Particle buffers using this emitter has to be cleared.
|
|
/// </summary>
|
|
/// <param name="emitter">The emitter.</param>
|
|
static void OnEmitterUnload(ParticleEmitter* emitter);
|
|
};
|