void OnEnable()
{
// Debug.Log("ENABLED: " + Application.isPlaying);
if (m_flexDiffuseParticles == null)
{
m_flexDiffuseParticles = GetComponent <FlexDiffuseParticles>();
}
m_posBuffer = new ComputeBuffer(m_flexDiffuseParticles.m_maxDiffuseParticlesCount, 16);
m_colorBuffer = new ComputeBuffer(m_flexDiffuseParticles.m_maxDiffuseParticlesCount, 16);
m_posBuffer.SetData(m_flexDiffuseParticles.m_diffuseParticles);
m_colorBuffer.SetData(m_flexDiffuseParticles.m_diffuseVelocities);
m_quadVerticesBuffer = new ComputeBuffer(6, 16);
m_quadVerticesBuffer.SetData(new[]
{
new Vector4(-0.5f, 0.5f),
new Vector4(0.5f, 0.5f),
new Vector4(0.5f, -0.5f),
new Vector4(0.5f, -0.5f),
new Vector4(-0.5f, -0.5f),
new Vector4(-0.5f, 0.5f),
});
// hideFlags = HideFlags.DontSave;
m_material = new Material(Shader.Find("uFlex/DiffuseParticlesShader"));
m_material.hideFlags = HideFlags.DontSave;
m_material.SetBuffer("buf_Positions", m_posBuffer);
m_material.SetBuffer("buf_Colors", m_colorBuffer);
m_material.SetBuffer("buf_Vertices", m_quadVerticesBuffer);
}
void Start()
{
if (m_cntr == null)
{
m_cntr = GetComponent <FlexContainer>();
}
if (m_diffuseParticles == null)
{
m_diffuseParticles = GetComponent <FlexDiffuseParticles>();
}
if (m_parameters == null)
{
m_parameters = GetComponent <FlexParameters>();
}
if (m_colliders == null)
{
m_colliders = GetComponent <FlexColliders>();
}
m_errorCallback = new Flex.ErrorCallback(this.ErrorCallback);
m_timers = new Flex.Timers();
Flex.Error flexErr = Flex.Init(100, m_errorCallback, -1);
Debug.Log("NVidia FleX v" + Flex.GetVersion());
if (flexErr != Flex.Error.eFlexErrorNone)
{
Debug.LogError("FlexInit: " + flexErr);
}
if (m_diffuseParticles)
{
m_solverPtr = Flex.CreateSolver(m_cntr.m_maxParticlesCount, m_diffuseParticles.m_maxDiffuseParticlesCount, m_maxNeighboursCount);
}
else
{
m_solverPtr = Flex.CreateSolver(m_cntr.m_maxParticlesCount, 0, m_maxNeighboursCount);
}
m_parameters.GetParams(ref m_params);
Flex.SetParams(m_solverPtr, ref m_params);
m_cntr.UpdateContainer();
m_processors = FindObjectsOfType <FlexProcessor>();
foreach (FlexProcessor fp in m_processors)
{
fp.FlexStart(this, m_cntr, m_parameters);
}
PushParticlesToGPU(m_solverPtr, m_cntr, Flex.Memory.eFlexMemoryHost);
PushConstraintsToGPU(m_solverPtr, m_cntr, Flex.Memory.eFlexMemoryHost);
if (m_colliders)
{
m_colliders.ProcessColliders(m_solverPtr, Flex.Memory.eFlexMemoryHost);
}
//Flex.SetShapes(m_solverPtr, m_cnt.shapeGeometry, shapeGeometry.Length, shapeAabbMin, shapeAabbMax, shapeStarts, shapePositions, shapeRotations,
// shapePrevPositions, shapePrevRotations, shapeFlags, shapeStarts.Length, Flex.Memory.eFlexMemoryHost);
}