public void Draw(List <VRageRender.MyBillboard> collectedBillboards)
{
if (m_renderId == MyRenderProxy.RENDER_ID_UNASSIGNED)
{
m_renderId = MyRenderProxy.CreateGPUEmitter();
}
if (IsDirty)
{
MyGPUEmitter emitter = new MyGPUEmitter();
FillData(ref emitter);
MyParticlesManager.GPUEmitters.Add(emitter);
m_dirty = false;
}
else if (m_effect.IsPositionDirty)
{
var transform = new MyGPUEmitterTransformUpdate()
{
GID = m_renderId,
Transform = CalculateWorldMatrix()
};
MyParticlesManager.GPUEmitterTransforms.Add(transform);
m_positionDirty = false;
}
}
public void Start(MyParticleEffect effect)
{
System.Diagnostics.Debug.Assert(m_effect == null);
System.Diagnostics.Debug.Assert(Life == null);
m_effect = effect;
m_name = "ParticleGeneration GPU";
m_dirty = true;
m_renderId = MyRenderProxy.CreateGPUEmitter();
}
public void Draw(List <VRageRender.MyBillboard> collectedBillboards)
{
VRage.Profiler.ProfilerShort.Begin("GPU_Draw");
if (m_renderId == MyRenderProxy.RENDER_ID_UNASSIGNED)
{
m_renderId = MyRenderProxy.CreateGPUEmitter();
}
if (IsDirty)
{
ProfilerShort.Begin("GPU_FillDataComplete");
m_emitter = new MyGPUEmitter();
FillDataComplete(ref m_emitter);
MyParticlesManager.GPUEmitters.Add(m_emitter);
ProfilerShort.End();
m_dirty = m_animDirty = m_positionDirty = false;
}
else if (m_animatedTimeValues || m_animDirty)
{
ProfilerShort.Begin("GPU_FillData");
FillData(ref m_emitter);
MyParticlesManager.GPUEmitters.Add(m_emitter);
ProfilerShort.End();
m_animDirty = false;
}
else if (IsPositionDirty)
{
ProfilerShort.Begin("GPU_FillPosition");
var transform = new MyGPUEmitterTransformUpdate()
{
GID = m_renderId,
Transform = CalculateWorldMatrix(),
Scale = m_effect.GetEmitterScale(),
Gravity = m_effect.Gravity * Gravity,
ParticlesPerSecond = GetParticlesPerSecond()
};
MyParticlesManager.GPUEmitterTransforms.Add(transform);
ProfilerShort.End();
m_positionDirty = false;
}
else if (ParticlesPerSecond.GetKeysCount() > 1)
{
ProfilerShort.Begin("GPU_FillLight");
MyParticlesManager.GPUEmittersLight.Add(new MyGPUEmitterLight()
{
GID = m_renderId,
ParticlesPerSecond = GetParticlesPerSecond()
});
ProfilerShort.End();
}
ProfilerShort.End();
}
public static void TestGPUParticles()
{
if (VRage.Input.MyInput.Static.IsAnyShiftKeyPressed())
{
if (gid0 == 0)
{
gid0 = MyRenderProxy.CreateGPUEmitter();
gid1 = MyRenderProxy.CreateGPUEmitter();
}
var Position = MyTransparentGeometry.Camera.Translation;
var emitters = new MyGPUEmitter[2];
// sparks
emitters[0].GID = gid0;
emitters[0].ParticlesPerSecond = 30000.0f;
emitters[0].Data.Color0 = new Vector4(1.0f, 1.0f, 0.0f, 1f);
emitters[0].Data.Color1 = new Vector4(1.0f, 0.0f, 0.0f, 1f);
emitters[0].Data.Color2 = new Vector4(1.0f, 0.0f, 0.0f, 0.0f);
emitters[0].Data.ColorKey1 = 0.5f;
emitters[0].Data.ColorKey2 = 1.0f;
emitters[0].Data.AlphaKey1 = 0.95f;
emitters[0].Data.AlphaKey2 = 1.0f;
emitters[0].Data.Bounciness = 0.4f;
emitters[0].Data.Velocity = new Vector3(0.0f, 0.0f, -1.0f);
emitters[0].Data.NumParticlesToEmitThisFrame = 0;
emitters[0].Data.ParticleLifeSpan = 9.0f;
emitters[0].Data.Size0 = 0.02f;
emitters[0].Data.Size1 = 0.016f;
emitters[0].Data.Size2 = 0.0f;
emitters[0].Data.SizeKeys1 = 0.95f;
emitters[0].Data.SizeKeys2 = 1.0f;
emitters[0].Data.PositionVariance = new Vector3(0.1f, 0.1f, 0.1f);
emitters[0].Data.VelocityVariance = 0.4f;
emitters[0].Data.RotationVelocity = 0;
emitters[0].Data.Acceleration = new Vector3(0, 0, -0.98f);
emitters[0].Data.StreakMultiplier = 4.0f;
emitters[0].Data.Flags = GPUEmitterFlags.Streaks | GPUEmitterFlags.Collide | GPUEmitterFlags.SleepState;
emitters[0].Data.SoftParticleDistanceScale = 5;
emitters[0].Data.AnimationFrameTime = 1.0f;
emitters[0].Data.OITWeightFactor = 0.3f;
emitters[0].AtlasTexture = "Textures\\Particles\\gpuAtlas0.dds";
emitters[0].AtlasDimension = new Vector2I(2, 1);
emitters[0].AtlasFrameOffset = 1;
emitters[0].AtlasFrameModulo = 1;
emitters[0].WorldPosition = Position + new Vector3D(8.0f, 0.0f, 8.0f);
// smoke
emitters[1].GID = gid1;
emitters[1].ParticlesPerSecond = 100.0f;
emitters[1].Data.Color0 = new Vector4(0.5f, 0.5f, 0.5f, 1.0f);
emitters[1].Data.Color1 = new Vector4(0.6f, 0.6f, 0.65f, 1.0f);
emitters[1].Data.Color2 = new Vector4(0.6f, 0.6f, 0.65f, 0.0f);
emitters[1].Data.ColorKey1 = 0.5f;
emitters[1].Data.ColorKey2 = 1.0f;
emitters[1].Data.AlphaKey1 = 0.95f;
emitters[1].Data.AlphaKey2 = 1.0f;
emitters[1].Data.Velocity = new Vector3(0, 0, 1.0f);
emitters[1].Data.NumParticlesToEmitThisFrame = 0;
emitters[1].Data.ParticleLifeSpan = 150.0f;
emitters[1].Data.Size0 = 0.50f;
emitters[1].Data.Size1 = 2.2f;
emitters[1].Data.SizeKeys1 = 1.0f;
emitters[1].Data.SizeKeys2 = 1.0f;
emitters[1].Data.PositionVariance = new Vector3(0.2f, 0.2f, 0.2f);
emitters[1].Data.VelocityVariance = 0.3f;
emitters[1].Data.RotationVelocity = 100.0f;
emitters[1].Data.Acceleration = new Vector3(0.00707f, 0.00707f, -0.00003f * 9.8f);
emitters[1].Data.Flags = GPUEmitterFlags.Light | GPUEmitterFlags.VolumetricLight;
emitters[1].Data.SoftParticleDistanceScale = 2;
emitters[1].Data.AnimationFrameTime = 1.0f;
emitters[1].Data.OITWeightFactor = 1.0f;
emitters[1].AtlasTexture = "Textures\\Particles\\gpuAtlas1.dds";
emitters[1].AtlasDimension = new Vector2I(2, 1);
emitters[1].AtlasFrameOffset = 0;
emitters[1].AtlasFrameModulo = 1;
emitters[1].WorldPosition = Position + new Vector3D(2.0f, 0.0f, 1.0f);
MyRenderProxy.UpdateGPUEmitters(emitters);
}
}
