internal void OnValidateBinaryChunk(Validation.ValidationContext result, Byte[] binaryChunk)
{
if (_uri == null)
{
if (binaryChunk == null)
{
result.GetContext(this).AddSchemaError("Binary chunk not found"); return;
}
if (_byteLength > binaryChunk.Length)
{
result.GetContext(this).AddSchemaError("Buffer length larger than Binary chunk");
}
}
}
internal void ValidateNormals(Validation.ValidationContext result)
{
result = result.GetContext(this);
SourceBufferView.ValidateBufferUsageGPU(result, BufferMode.ARRAY_BUFFER);
result.CheckLinkMustBeAnyOf(nameof(Dimensions), Dimensions, DimensionType.VEC3);
if (!this.LogicalParent.MeshQuantizationAllowed)
{
result.CheckLinkMustBeAnyOf(nameof(Normalized), Normalized, false);
result.CheckLinkMustBeAnyOf(nameof(Encoding), Encoding, EncodingType.FLOAT);
}
else
{
if (Normalized)
{
result.CheckLinkMustBeAnyOf(nameof(Encoding), Encoding, EncodingType.BYTE, EncodingType.SHORT);
}
else
{
result.CheckLinkMustBeAnyOf(nameof(Encoding), Encoding, EncodingType.FLOAT);
}
}
var normals = this.AsVector3Array();
for (int i = 0; i < normals.Count; ++i)
{
if (result.TryFixUnitLengthOrError(i, normals[i]))
{
normals[i] = normals[i].SanitizeNormal();
}
}
}
internal void ValidateIndices(Validation.ValidationContext result, uint vertexCount, PrimitiveType drawingType)
{
result = result.GetContext(this);
SourceBufferView.ValidateBufferUsageGPU(result, BufferMode.ELEMENT_ARRAY_BUFFER);
result.CheckLinkMustBeAnyOf(nameof(Normalized), Normalized, false);
result.CheckLinkMustBeAnyOf(nameof(Encoding), Encoding, EncodingType.UNSIGNED_BYTE, EncodingType.UNSIGNED_SHORT, EncodingType.UNSIGNED_INT);
result.CheckLinkMustBeAnyOf(nameof(Dimensions), Dimensions, DimensionType.SCALAR);
uint restart_value = 0xff;
if (this.Encoding == EncodingType.UNSIGNED_SHORT)
{
restart_value = 0xffff;
}
if (this.Encoding == EncodingType.UNSIGNED_INT)
{
restart_value = 0xffffffff;
}
var indices = this.AsIndicesArray();
for (int i = 0; i < indices.Count; ++i)
{
result.CheckVertexIndex(i, indices[i], vertexCount, restart_value);
}
}
private void ValidateBounds(Validation.ValidationContext result)
{
result = result.GetContext(this);
if (_min.Count != _max.Count)
{
result.AddDataError("Max", $"Min and Max bounds dimension mismatch Min:{_min.Count} Max:{_max.Count}");
}
if (_min.Count == 0 && _max.Count == 0)
{
return;
}
var dimensions = this.Dimensions.DimCount();
if (_min.Count != dimensions)
{
result.AddLinkError("Min", $"size mismatch; expected {dimensions} but found {_min.Count}"); return;
}
if (_max.Count != dimensions)
{
result.AddLinkError("Max", $"size mismatch; expected {dimensions} but found {_max.Count}"); return;
}
for (int i = 0; i < _min.Count; ++i)
{
// if (_min[i] > _max[i]) result.AddError(this, $"min[{i}] is larger than max[{i}]");
}
if (this.Encoding != EncodingType.FLOAT)
{
return;
}
var current = new float[dimensions];
var minimum = this._min.ConvertAll(item => (float)item);
var maximum = this._max.ConvertAll(item => (float)item);
var array = new MultiArray(this.SourceBufferView.Content, this.ByteOffset, this.Count, this.SourceBufferView.ByteStride, dimensions, this.Encoding, false);
for (int i = 0; i < array.Count; ++i)
{
array.CopyItemTo(i, current);
for (int j = 0; j < current.Length; ++j)
{
var v = current[j];
// if (!v._IsFinite()) result.AddError(this, $"Item[{j}][{i}] is not a finite number: {v}");
var min = minimum[j];
var max = maximum[j];
// if (v < min || v > max) result.AddError(this, $"Item[{j}][{i}] is out of bounds. {min} <= {v} <= {max}");
}
}
}
protected override void OnValidateContent(Validation.ValidationContext validate)
{
if (_weights.Count > 0)
{
foreach (var p in this.Primitives)
{
validate.GetContext(p).AreEqual("MorphTargetsCount", p.MorphTargetsCount, _weights.Count);
}
}
base.OnValidateContent(validate);
}
internal void ValidateMatrices(Validation.ValidationContext result)
{
result = result.GetContext(this);
SourceBufferView.ValidateBufferUsageData(result);
result.CheckLinkMustBeAnyOf(nameof(Dimensions), Dimensions, DimensionType.MAT4);
var matrices = this.AsMatrix4x4Array();
for (int i = 0; i < matrices.Count; ++i)
{
result.CheckIsMatrix(i, matrices[i]);
}
}
internal void ValidateBufferUsageGPU(Validation.ValidationContext result, BufferMode usingMode)
{
result = result.GetContext(this);
if (!this._target.HasValue)
{
return;
}
if (usingMode == this._target.Value)
{
return;
}
result.AddLinkError("Device Buffer Target", $"is set as {this._target.Value}. But an accessor wants to use it as '{usingMode}'.");
}
internal void ValidateBufferUsageData(Validation.ValidationContext result)
{
if (this.ByteStride != 0)
{
result.AddLinkError("BufferView", "Unexpected ByteStride found. Expected 0");
}
result = result.GetContext(this);
if (!this._target.HasValue)
{
return;
}
result.AddLinkError("Device Buffer Target", $"is set as {this._target.Value}. But an accessor wants to use it as a plain data buffer.");
}
internal void OnValidateBinaryChunk(Validation.ValidationContext validate, Byte[] binaryChunk)
{
validate = validate.GetContext(this);
if (_uri == null)
{
validate
.NotNull(nameof(binaryChunk), binaryChunk)
.IsLessOrEqual("ByteLength", _byteLength, binaryChunk.Length);
}
else
{
validate
.IsValidURI(nameof(_uri), _uri, EMBEDDEDGLTFBUFFER, EMBEDDEDOCTETSTREAM);
}
}
internal void ValidateJoints(Validation.ValidationContext result, string attributeName)
{
result = result.GetContext(this);
SourceBufferView.ValidateBufferUsageGPU(result, BufferMode.ARRAY_BUFFER);
result.CheckLinkMustBeAnyOf(nameof(Normalized), Normalized, false);
result.CheckLinkMustBeAnyOf(nameof(Encoding), Encoding, EncodingType.UNSIGNED_BYTE, EncodingType.UNSIGNED_SHORT, EncodingType.FLOAT);
result.CheckLinkMustBeAnyOf(nameof(Dimensions), Dimensions, DimensionType.VEC4);
var joints = this.AsVector4Array();
for (int i = 0; i < joints.Count; ++i)
{
result.CheckIsFinite(i, joints[i]);
}
}
internal void ValidateTangents(Validation.ValidationContext result)
{
result = result.GetContext(this);
SourceBufferView.ValidateBufferUsageGPU(result, BufferMode.ARRAY_BUFFER);
result.CheckLinkMustBeAnyOf(nameof(Normalized), Normalized, false);
result.CheckLinkMustBeAnyOf(nameof(Encoding), Encoding, EncodingType.FLOAT);
result.CheckLinkMustBeAnyOf(nameof(Dimensions), Dimensions, DimensionType.VEC3, DimensionType.VEC4);
var tangents = this.AsVector4Array();
for (int i = 0; i < tangents.Count; ++i)
{
result.CheckIsTangent(i, tangents[i]);
}
}
internal void ValidateWeights(Validation.ValidationContext result, int jwset)
{
result = result.GetContext(this);
SourceBufferView.ValidateBufferUsageGPU(result, BufferMode.ARRAY_BUFFER);
result.CheckLinkMustBeAnyOf(nameof(Encoding), Encoding, EncodingType.UNSIGNED_BYTE, EncodingType.UNSIGNED_SHORT, EncodingType.FLOAT);
result.CheckLinkMustBeAnyOf(nameof(Dimensions), Dimensions, DimensionType.VEC4);
var weights = this.AsVector4Array();
for (int i = 0; i < weights.Count; ++i)
{
result.CheckIsInRange(i, weights[i], 0, 1);
// theoretically, the sum of all the weights should give 1, ASSUMING there's only one weight set.
// but in practice, that seems not to be true.
}
}
internal void ValidatePositions(Validation.ValidationContext result)
{
result = result.GetContext(this);
SourceBufferView.ValidateBufferUsageGPU(result, BufferMode.ARRAY_BUFFER);
result.CheckLinkMustBeAnyOf(nameof(Dimensions), Dimensions, DimensionType.VEC3);
if (!this.LogicalParent.MeshQuantizationAllowed)
{
result.CheckLinkMustBeAnyOf(nameof(Normalized), Normalized, false);
result.CheckLinkMustBeAnyOf(nameof(Encoding), Encoding, EncodingType.FLOAT);
}
var positions = this.AsVector3Array();
for (int i = 0; i < positions.Count; ++i)
{
result.CheckIsFinite(i, positions[i]);
}
}
protected override void OnValidateReferences(Validation.ValidationContext validate)
{
base.OnValidateReferences(validate);
// check out of range indices
foreach (var idx in this._nodes)
{
validate.IsNullOrIndex(nameof(VisualChildren), idx, this.LogicalParent.LogicalNodes);
}
// checks if a root node is being used as a child.
foreach (var node in this.LogicalParent.LogicalNodes)
{
if (this._nodes.Any(ridx => node._HasVisualChild(ridx)))
{
validate.GetContext(node)._LinkThrow("Children", "Root nodes cannot be children.");
}
}
// check duplicated indices
// if (this._nodes.Distinct().Count() != this._nodes.Count) result.AddError(this, "has duplicated node references");
}
internal void ValidateBufferUsagePlainData(Validation.ValidationContext result)
{
if (this._byteStride.HasValue)
{
if (result.TryFixLinkOrError("BufferView", "Unexpected ByteStride found. Expected null"))
{
this._byteStride = null;
}
}
result = result.GetContext(this);
if (!this._target.HasValue)
{
return;
}
if (result.TryFixLinkOrError("Device Buffer Target", $"is set as {this._target.Value}. But an accessor wants to use it as a plain data buffer."))
{
this._target = null;
}
}
internal void ValidateTangents(Validation.ValidationContext result)
{
result = result.GetContext(this);
SourceBufferView.ValidateBufferUsageGPU(result, BufferMode.ARRAY_BUFFER);
result.CheckLinkMustBeAnyOf(nameof(Dimensions), Dimensions, DimensionType.VEC3, DimensionType.VEC4);
if (!this.LogicalParent.MeshQuantizationAllowed)
{
result.CheckLinkMustBeAnyOf(nameof(Normalized), Normalized, false);
result.CheckLinkMustBeAnyOf(nameof(Encoding), Encoding, EncodingType.FLOAT);
}
else
{
if (Normalized)
{
result.CheckLinkMustBeAnyOf(nameof(Encoding), Encoding, EncodingType.BYTE, EncodingType.SHORT);
}
else
{
result.CheckLinkMustBeAnyOf(nameof(Encoding), Encoding, EncodingType.FLOAT);
}
}
// when Dimensions == VEC3, its morph target tangent deltas
if (Dimensions == DimensionType.VEC4)
{
var tangents = this.AsVector4Array();
for (int i = 0; i < tangents.Count; ++i)
{
if (result.TryFixTangentOrError(i, tangents[i]))
{
tangents[i] = tangents[i].SanitizeTangent();
}
}
}
}
internal void ValidateContent(Validation.ValidationContext validate)
{
validate = validate.GetContext(this);
OnValidateContent(validate);
}
internal void ValidateReferences(Validation.ValidationContext validate)
{
validate = validate.GetContext(this);
OnValidateReferences(validate);
}