public void UpdateMesh(FlexContainer.ParticleData _particleData)
{
transform.rotation = Quaternion.identity;
if (m_scene && m_scene.container && m_fluidMaterial)
{
int[] indices = m_scene.container.fluidIndices;
int indexCount = m_scene.container.fluidIndexCount;
if (indices.Length <= 0)
{
return;
}
if (m_indexBuffer != null && indexCount != m_indexBuffer.count) // @@@
{
m_indexBuffer.Release();
m_indexBuffer = null;
}
if (m_indexBuffer == null && indexCount > 0)
{
m_indexBuffer = new ComputeBuffer(indexCount, sizeof(int));
m_mesh.SetIndices(new int[indexCount], MeshTopology.Points, 0);
}
if (m_indexBuffer != null)
{
m_indexBuffer.SetData(indices);
}
Vector3 boundsMin = Vector3.one * 1e10f, boundsMax = Vector3.one * 1e10f;
if (indexCount > 0)
{
int maxParticles = m_scene.container.maxParticles;
Flex.GetParticles(m_scene.container.solver, m_positionBuffer0);
Flex.GetAnisotropy(m_scene.container.solver, m_anisotropy1Buffer0, m_anisotropy2Buffer0, m_anisotropy3Buffer0);
CopyBufferContent(m_positionBuffer0, m_positionBuffer);
CopyBufferContent(m_anisotropy1Buffer0, m_anisotropy1Buffer);
CopyBufferContent(m_anisotropy2Buffer0, m_anisotropy2Buffer);
CopyBufferContent(m_anisotropy3Buffer0, m_anisotropy3Buffer);
m_fluidMaterial.SetBuffer("_Points", m_positionBuffer);
m_fluidMaterial.SetBuffer("_Anisotropy1", m_anisotropy1Buffer);
m_fluidMaterial.SetBuffer("_Anisotropy2", m_anisotropy2Buffer);
m_fluidMaterial.SetBuffer("_Anisotropy3", m_anisotropy3Buffer);
m_fluidMaterial.SetBuffer("_Indices", m_indexBuffer);
FlexUtils.ComputeBounds(_particleData.particleData.particles, ref indices[0], indices.Length, ref boundsMin, ref boundsMax);
}
Vector3 center = (boundsMin + boundsMax) * 0.5f;
Vector3 size = boundsMax - boundsMin;
m_bounds.center = Vector3.zero;
m_bounds.size = size;
m_bounds.Expand(m_scene.container.radius);
m_mesh.bounds = m_bounds;
transform.position = center;
}
}