public static void OnSetRendererActive(int rendererGUID, bool active)
{
Debug.Assert(m_Renderers.Count > rendererGUID);
SMeshDesc renderer = m_Renderers[rendererGUID];
renderer.m_RenderingObject.SetActive(active);
}
//----------------------------------------------------------------------------
private static bool ResizeParticleMeshBuffer(Mesh mesh,
SMeshDesc renderer,
uint usedVertexCount,
uint usedIndexCount,
uint reservedVertexCount,
uint reservedIndexCount,
bool useLargeIdx)
{
bool hasBeenResized = false;
if (mesh.vertexCount < usedVertexCount)
{
// We only do the transition from uint16 to uint32 because the transition clear the index buffer...
if (useLargeIdx == true && mesh.indexFormat == IndexFormat.UInt16)
{
mesh.indexFormat = UnityEngine.Rendering.IndexFormat.UInt32;
}
else if (useLargeIdx == false && mesh.indexFormat == IndexFormat.UInt32)
{
mesh.indexFormat = UnityEngine.Rendering.IndexFormat.UInt16;
}
mesh.Clear();
mesh.vertices = new Vector3[reservedVertexCount]; // positions
if (renderer.HasMaterialFlag(EMaterialFlags.Has_Color))
{
mesh.colors = new Color[reservedVertexCount]; // color
}
if (renderer.HasMaterialFlag(EMaterialFlags.Has_Lighting))
{
mesh.normals = new Vector3[reservedVertexCount]; // normal
}
if (renderer.HasMaterialFlag(EMaterialFlags.Has_RibbonComplex))
{
mesh.uv = new Vector2[reservedVertexCount]; // uvFactors
mesh.uv2 = new Vector2[reservedVertexCount]; // uvScale
mesh.uv3 = new Vector2[reservedVertexCount]; // uvOffset
if (renderer.HasMaterialFlag(EMaterialFlags.Has_AlphaRemap))
{
mesh.uv4 = new Vector2[reservedVertexCount]; // alpha cursor
}
}
else if (renderer.HasMaterialFlag(EMaterialFlags.Has_AnimBlend))
{
mesh.uv = new Vector2[reservedVertexCount]; // uv0
mesh.uv2 = new Vector2[reservedVertexCount]; // uv1
mesh.uv3 = new Vector2[reservedVertexCount]; // atlas id and if Has_AlphaRemap, alpha cursor
}
else
{
if (renderer.HasMaterialFlag(EMaterialFlags.Has_Diffuse))
{
mesh.uv = new Vector2[reservedVertexCount]; // uv0
}
if (renderer.HasMaterialFlag(EMaterialFlags.Has_AlphaRemap))
{
mesh.uv2 = new Vector2[reservedVertexCount]; // alpha cursor
}
}
hasBeenResized = true;
}
if (mesh.GetIndexCount(0) < usedIndexCount)
{
int[] triangles = new int[reservedIndexCount]; // index
//fix to set the right vertex buffer size on PS4 : fill the index buffer with vertex ids
if (Application.platform == RuntimePlatform.PS4)
{
for (int i = 0; i < mesh.vertexCount; ++i)
{
triangles[i] = i;
}
}
mesh.triangles = triangles;
hasBeenResized = true;
}
return(hasBeenResized);
}
public static bool OnRendererResize(int rendererGUID, int vertexCount, int indexCount, int growLarger)
{
Debug.Assert(m_Renderers.Count > rendererGUID);
Debug.Assert(indexCount % 3 == 0);
SMeshDesc renderer = m_Renderers[rendererGUID];
MeshFilter filter = renderer.m_Slice;
Debug.Assert(filter != null);
// Load the default size configuration
string particleMeshGeneratedName = renderer.m_BatchDesc.m_GeneratedName;
PKFxSettings.SParticleMeshDefaultSize meshSizeToUpdate = GetParticleMeshDefaultSizeSettings(particleMeshGeneratedName);
uint usedVertexCount = (uint)vertexCount;
uint usedIndexCount = (uint)indexCount;
uint reserveVertexCount = usedVertexCount;
uint reserveIndexCount = usedIndexCount;
Bounds initBounds = new Bounds();
// If we need to grow buffer but did not find a setting for the buffer size
if (growLarger == 1)
{
reserveVertexCount += (uint)(usedVertexCount * PKFxSettings.VertexBufferSizeMultiplicator);
reserveIndexCount += (uint)(usedIndexCount * PKFxSettings.IndexBufferSizeMultiplicator);
reserveIndexCount += 3 - (reserveIndexCount % 3);
if (meshSizeToUpdate == null) // Did not find a setting for this buffer
{
#if UNITY_EDITOR
if (PKFxSettings.AutomaticMeshResizing)
{
// If in editor mode, we register the size of the buffers in a new particle mesh default size entry
meshSizeToUpdate = new PKFxSettings.SParticleMeshDefaultSize();
meshSizeToUpdate.m_GeneratedName = particleMeshGeneratedName;
meshSizeToUpdate.m_EffectNames = renderer.m_BatchDesc.m_EffectNames;
meshSizeToUpdate.m_DefaultVertexBufferSize = (int)reserveVertexCount;
meshSizeToUpdate.m_DefaultIndexBufferSize = (int)reserveIndexCount;
PKFxSettings.MeshesDefaultSize.Add(meshSizeToUpdate);
}
#endif
}
else // We did find a setting for this buffer
{
if (usedVertexCount < meshSizeToUpdate.m_DefaultVertexBufferSize) // The registered
{
reserveVertexCount = (uint)meshSizeToUpdate.m_DefaultVertexBufferSize; // Otherwise, just update the reserved count
usedVertexCount = reserveVertexCount; // Forces the mesh to get resized to this size if we found a config
}
#if UNITY_EDITOR
else if (PKFxSettings.AutomaticMeshResizing)
{
meshSizeToUpdate.m_DefaultVertexBufferSize = (int)reserveVertexCount; // Update the settings IFN
}
#endif
if (usedIndexCount < meshSizeToUpdate.m_DefaultIndexBufferSize)
{
reserveIndexCount = (uint)meshSizeToUpdate.m_DefaultIndexBufferSize; // Otherwise, just update the reserved count
usedIndexCount = reserveIndexCount; // Forces the mesh to get resized to this size if we found a config
}
#if UNITY_EDITOR
else if (PKFxSettings.AutomaticMeshResizing)
{
meshSizeToUpdate.m_DefaultIndexBufferSize = (int)reserveIndexCount; // Update the settings IFN
}
#endif
initBounds = meshSizeToUpdate.m_StaticWorldBounds;
}
}
// We choose to use large indices or not here:
bool useLargeIndices = reserveVertexCount > UInt16.MaxValue;
Mesh mesh = filter.mesh;
mesh.bounds = initBounds;
bool ok = ResizeParticleMeshBuffer(mesh,
renderer,
usedVertexCount,
usedIndexCount,
reserveVertexCount,
reserveIndexCount,
useLargeIndices);
return(ok);
}
