private static bool CheckIfMustUpdateMeshStructure(SmartMesh.Instruction a, SmartMesh.Instruction b)
{
if (a.vertexCount != b.vertexCount)
{
return(true);
}
if (a.immutableTriangles != b.immutableTriangles)
{
return(true);
}
int count = b.attachments.Count;
if (a.attachments.Count != count)
{
return(true);
}
Attachment[] items = a.attachments.Items;
Attachment[] items2 = b.attachments.Items;
for (int i = 0; i < count; i++)
{
if (items[i] != items2[i])
{
return(true);
}
}
int count2 = a.submeshInstructions.Count;
int count3 = b.submeshInstructions.Count;
if (count2 != count3)
{
return(true);
}
SubmeshInstruction[] items3 = a.submeshInstructions.Items;
SubmeshInstruction[] items4 = b.submeshInstructions.Items;
for (int j = 0; j < count3; j++)
{
SubmeshInstruction submeshInstruction = items3[j];
SubmeshInstruction submeshInstruction2 = items4[j];
if (submeshInstruction.vertexCount != submeshInstruction2.vertexCount || submeshInstruction.startSlot != submeshInstruction2.startSlot || submeshInstruction.endSlot != submeshInstruction2.endSlot || submeshInstruction.triangleCount != submeshInstruction2.triangleCount || submeshInstruction.firstVertexIndex != submeshInstruction2.firstVertexIndex)
{
return(true);
}
}
return(false);
}
static bool CheckIfMustUpdateMeshStructure(SmartMesh.Instruction a, SmartMesh.Instruction b)
{
#if UNITY_EDITOR
if (!Application.isPlaying)
{
return(true);
}
#endif
if (a.vertexCount != b.vertexCount)
{
return(true);
}
if (a.immutableTriangles != b.immutableTriangles)
{
return(true);
}
int attachmentCountB = b.attachments.Count;
if (a.attachments.Count != attachmentCountB) // Bounds check for the looped storedAttachments count below.
{
return(true);
}
var attachmentsA = a.attachments.Items;
var attachmentsB = b.attachments.Items;
for (int i = 0; i < attachmentCountB; i++)
{
if (attachmentsA[i] != attachmentsB[i])
{
return(true);
}
}
// Submesh count changed
int submeshCountA = a.submeshInstructions.Count;
int submeshCountB = b.submeshInstructions.Count;
if (submeshCountA != submeshCountB)
{
return(true);
}
// Submesh Instruction mismatch
var submeshInstructionsItemsA = a.submeshInstructions.Items;
var submeshInstructionsItemsB = b.submeshInstructions.Items;
for (int i = 0; i < submeshCountB; i++)
{
var submeshA = submeshInstructionsItemsA[i];
var submeshB = submeshInstructionsItemsB[i];
if (!(
submeshA.vertexCount == submeshB.vertexCount &&
submeshA.startSlot == submeshB.startSlot &&
submeshA.endSlot == submeshB.endSlot &&
submeshA.triangleCount == submeshB.triangleCount &&
submeshA.firstVertexIndex == submeshB.firstVertexIndex
))
{
return(true);
}
}
return(false);
}
public virtual void LateUpdate()
{
if (!valid || (!meshRenderer.enabled && this.generateMeshOverride == null))
{
return;
}
ExposedList <Slot> drawOrder = skeleton.drawOrder;
Slot[] items = drawOrder.Items;
int count = drawOrder.Count;
bool flag = renderMeshes;
SmartMesh.Instruction instruction = currentInstructions;
ExposedList <Attachment> attachments = instruction.attachments;
attachments.Clear(clearArray: false);
attachments.GrowIfNeeded(count);
attachments.Count = count;
Attachment[] items2 = instruction.attachments.Items;
ExposedList <SubmeshInstruction> submeshInstructions = instruction.submeshInstructions;
submeshInstructions.Clear(clearArray: false);
bool flag2 = customSlotMaterials.Count > 0;
int num = 0;
int num2 = 0;
int num3 = 0;
int firstVertexIndex = 0;
int startSlot = 0;
Material material = null;
for (int i = 0; i < count; i++)
{
Slot slot = items[i];
Attachment attachment = items2[i] = slot.attachment;
RegionAttachment regionAttachment = attachment as RegionAttachment;
object rendererObject;
int num4;
int num5;
if (regionAttachment != null)
{
rendererObject = regionAttachment.RendererObject;
num4 = 4;
num5 = 6;
}
else
{
if (!flag)
{
continue;
}
MeshAttachment meshAttachment = attachment as MeshAttachment;
if (meshAttachment == null)
{
continue;
}
rendererObject = meshAttachment.RendererObject;
num4 = meshAttachment.worldVerticesLength >> 1;
num5 = meshAttachment.triangles.Length;
}
Material value;
if (flag2)
{
if (!customSlotMaterials.TryGetValue(slot, out value))
{
value = (Material)((AtlasRegion)rendererObject).page.rendererObject;
}
}
else
{
value = (Material)((AtlasRegion)rendererObject).page.rendererObject;
}
bool flag3 = separatorSlots.Count > 0 && separatorSlots.Contains(slot);
if (num > 0 && (material.GetInstanceID() != value.GetInstanceID() || flag3))
{
submeshInstructions.Add(new SubmeshInstruction
{
skeleton = skeleton,
material = material,
startSlot = startSlot,
endSlot = i,
triangleCount = num3,
firstVertexIndex = firstVertexIndex,
vertexCount = num2,
forceSeparate = flag3
});
num3 = 0;
num2 = 0;
firstVertexIndex = num;
startSlot = i;
}
material = value;
num3 += num5;
num += num4;
num2 += num4;
}
if (num2 != 0)
{
submeshInstructions.Add(new SubmeshInstruction
{
skeleton = skeleton,
material = material,
startSlot = startSlot,
endSlot = count,
triangleCount = num3,
firstVertexIndex = firstVertexIndex,
vertexCount = num2,
forceSeparate = false
});
}
instruction.vertexCount = num;
instruction.immutableTriangles = immutableTriangles;
if (customMaterialOverride.Count > 0)
{
SubmeshInstruction[] items3 = submeshInstructions.Items;
for (int j = 0; j < submeshInstructions.Count; j++)
{
Material material2 = items3[j].material;
Material value2;
if (customMaterialOverride.TryGetValue(material2, out value2))
{
items3[j].material = value2;
}
}
}
if (this.generateMeshOverride != null)
{
this.generateMeshOverride(instruction);
if (disableRenderingOnOverride)
{
return;
}
}
if (ArraysMeshGenerator.EnsureSize(num, ref vertices, ref uvs, ref colors) && calculateNormals)
{
Vector3[] array = normals = new Vector3[num];
Vector3 vector = new Vector3(0f, 0f, -1f);
for (int k = 0; k < num; k++)
{
array[k] = vector;
}
}
Vector3 boundsMin = default(Vector3);
Vector3 boundsMax = default(Vector3);
if (num <= 0)
{
boundsMin = new Vector3(0f, 0f, 0f);
boundsMax = new Vector3(0f, 0f, 0f);
}
else
{
boundsMin.x = 2.14748365E+09f;
boundsMin.y = 2.14748365E+09f;
boundsMax.x = -2.14748365E+09f;
boundsMax.y = -2.14748365E+09f;
if (zSpacing > 0f)
{
boundsMin.z = 0f;
boundsMax.z = zSpacing * (float)(count - 1);
}
else
{
boundsMin.z = zSpacing * (float)(count - 1);
boundsMax.z = 0f;
}
}
int vertexIndex = 0;
ArraysMeshGenerator.FillVerts(skeleton, 0, count, zSpacing, pmaVertexColors, vertices, uvs, colors, ref vertexIndex, ref tempVertices, ref boundsMin, ref boundsMax, flag);
SmartMesh next = doubleBufferedMesh.GetNext();
Mesh mesh = next.mesh;
mesh.vertices = vertices;
mesh.colors32 = colors;
mesh.uv = uvs;
mesh.bounds = ArraysMeshGenerator.ToBounds(boundsMin, boundsMax);
SmartMesh.Instruction instructionUsed = next.instructionUsed;
if (calculateNormals && instructionUsed.vertexCount < num)
{
mesh.normals = normals;
}
bool flag4 = CheckIfMustUpdateMeshStructure(instruction, instructionUsed);
int count2 = submeshInstructions.Count;
if (flag4)
{
ExposedList <Material> exposedList = submeshMaterials;
exposedList.Clear(clearArray: false);
int count3 = submeshes.Count;
if (submeshes.Capacity < count2)
{
submeshes.Capacity = count2;
}
for (int l = count3; l < count2; l++)
{
submeshes.Items[l] = new ArraysMeshGenerator.SubmeshTriangleBuffer(submeshInstructions.Items[l].triangleCount);
}
submeshes.Count = count2;
bool flag5 = !instruction.immutableTriangles;
int m = 0;
int num6 = count2 - 1;
for (; m < count2; m++)
{
SubmeshInstruction submeshInstruction = submeshInstructions.Items[m];
if (flag5 || m >= count3)
{
ArraysMeshGenerator.SubmeshTriangleBuffer submeshTriangleBuffer = submeshes.Items[m];
int triangleCount = submeshInstruction.triangleCount;
if (flag)
{
ArraysMeshGenerator.FillTriangles(ref submeshTriangleBuffer.triangles, skeleton, triangleCount, submeshInstruction.firstVertexIndex, submeshInstruction.startSlot, submeshInstruction.endSlot, m == num6);
submeshTriangleBuffer.triangleCount = triangleCount;
}
else
{
ArraysMeshGenerator.FillTrianglesQuads(ref submeshTriangleBuffer.triangles, ref submeshTriangleBuffer.triangleCount, ref submeshTriangleBuffer.firstVertex, submeshInstruction.firstVertexIndex, triangleCount, m == num6);
}
}
exposedList.Add(submeshInstruction.material);
}
mesh.subMeshCount = count2;
for (int n = 0; n < count2; n++)
{
mesh.SetTriangles(submeshes.Items[n].triangles, n);
}
}
if (calculateTangents)
{
ArraysMeshGenerator.SolveTangents2DEnsureSize(ref tangents, ref tempTanBuffer, vertices.Length);
for (int num7 = 0; num7 < count2; num7++)
{
ArraysMeshGenerator.SubmeshTriangleBuffer submeshTriangleBuffer2 = submeshes.Items[num7];
ArraysMeshGenerator.SolveTangents2DTriangles(tempTanBuffer, submeshTriangleBuffer2.triangles, submeshTriangleBuffer2.triangleCount, vertices, uvs, num);
}
ArraysMeshGenerator.SolveTangents2DBuffer(tangents, tempTanBuffer, num);
mesh.tangents = tangents;
}
Material[] array2 = sharedMaterials;
bool flag6 = flag4 || array2.Length != count2;
if (!flag6)
{
SubmeshInstruction[] items4 = submeshInstructions.Items;
int num8 = 0;
for (int num9 = array2.Length; num8 < num9; num8++)
{
if (array2[num8].GetInstanceID() != items4[num8].material.GetInstanceID())
{
flag6 = true;
break;
}
}
}
if (flag6)
{
if (submeshMaterials.Count == sharedMaterials.Length)
{
submeshMaterials.CopyTo(sharedMaterials);
}
else
{
sharedMaterials = submeshMaterials.ToArray();
}
meshRenderer.sharedMaterials = sharedMaterials;
}
meshFilter.sharedMesh = mesh;
next.instructionUsed.Set(instruction);
}
