internal MDLMesh(Vector3 extent, Vector2i segments, bool inwardNormals, MDLGeometryType geometryType, IMDLMeshBufferAllocator allocator, int?hemisphereSegments, bool?cap, bool?isCone)
{
if (hemisphereSegments.HasValue)
{
// initCapsule
InitializeHandle(InitCapsule(extent, segments, hemisphereSegments.Value, inwardNormals, geometryType, allocator), "initCapsuleWithExtent:cylinderSegments:hemisphereSegments:inwardNormals:geometryType:allocator:");
}
else if (cap.HasValue && isCone.HasValue)
{
// initHemisphere || initCone
if (isCone.Value)
{
InitializeHandle(InitCone(extent, segments, inwardNormals, cap.Value, geometryType, allocator), "initConeWithExtent:segments:inwardNormals:cap:geometryType:allocator:");
}
else
{
InitializeHandle(InitHemisphere(extent, segments, inwardNormals, cap.Value, geometryType, allocator), "initHemisphereWithExtent:segments:inwardNormals:cap:geometryType:allocator:");
}
}
else
{
// initSphere
InitializeHandle(InitSphere(extent, segments, inwardNormals, geometryType, allocator), "initSphereWithExtent:segments:inwardNormals:geometryType:allocator:");
}
}
public SCNVector4(Vector3 v)
{
X = v.X;
Y = v.Y;
Z = v.Z;
W = 0.0f;
}
public void SetParameter <T>(string name, T value)
{
try
{
switch (name)
{
case "LightDir":
uniform_LightDir = (global::OpenTK.Vector3)(object) value;
break;
case "MVP":
uniform_MVP = (global::OpenTK.Matrix4)(object) value;
break;
case "MaxDisplacement":
uniform_MaxDisplacement = (float)(object)value;
break;
default:
throw new global::ShaderRuntime.InvalidIdentifierException("There is no uniform variable named " + name + " in this shader.");
}
}
catch (InvalidCastException e)
{
throw new global::ShaderRuntime.InvalidParameterTypeException("Invalid parameter type: " + name + " is not convertible from the type \"" + typeof(T).FullName + "\".");
}
}
// Apple deprecated initWithName:floatVector3: in macOS10.12/iOS10.0
// and made available initWithName:vectorFloat3: so we invoke
// the right one at runtime depending on which OS version we are running
public SKUniform(string name, Vector3 value)
{
if (CheckSystemVersion())
{
InitializeHandle(InitWithNameVectorFloat3(name, value), "initWithName:vectorFloat3:");
}
else
{
InitializeHandle(InitWithNameFloatVector3(name, value), "initWithName:floatVector3:");
}
}
public static void CreateFromAxisAngle(Vector3 axis, float angle, out SCNMatrix4 result)
{
pfloat cos = (float)System.Math.Cos(-angle);
pfloat sin = (float)System.Math.Sin(-angle);
pfloat t = 1.0f - cos;
axis.Normalize();
result = new SCNMatrix4(t * axis.X * axis.X + cos, t * axis.X * axis.Y - sin * axis.Z, t * axis.X * axis.Z + sin * axis.Y, 0.0f,
t * axis.X * axis.Y + sin * axis.Z, t * axis.Y * axis.Y + cos, t * axis.Y * axis.Z - sin * axis.X, 0.0f,
t * axis.X * axis.Z - sin * axis.Y, t * axis.Y * axis.Z + sin * axis.X, t * axis.Z * axis.Z + cos, 0.0f,
0, 0, 0, 1);
}
public static MDLMesh CreateBox(Vector3 vector, Vector3i segments, MDLGeometryType geometryType, bool inwardNormals, IMDLMeshBufferAllocator allocator, MDLMeshVectorType type = MDLMeshVectorType.Dimensions)
{
switch (type)
{
case MDLMeshVectorType.Dimensions:
return(NewBoxWithDimensions(vector, segments, geometryType, inwardNormals, allocator));
case MDLMeshVectorType.Extent:
return(new MDLMesh(vector, segments, inwardNormals, geometryType, allocator));
default:
throw new ArgumentException("The 'MDLMeshVectorType type' argument needs a value.");
}
}
internal MDLMesh(Vector3 extent, Vector2i segments, bool inwardNormals, bool topCap, bool bottomCap, MDLGeometryType geometryType, IMDLMeshBufferAllocator allocator)
{
InitializeHandle(InitCylinder(extent, segments, inwardNormals, topCap, bottomCap, geometryType, allocator), "initCylinderWithExtent:segments:inwardNormals:topCap:bottomCap:geometryType:allocator:");
}
public SCNVector3(Vector3 v)
{
X = v.X;
Y = v.Y;
Z = v.Z;
}
public MDLAxisAlignedBoundingBox(Vector3 maxBounds, Vector3 minBounds)
{
MaxBounds = maxBounds;
MinBounds = minBounds;
}
public extern static void xamarin_vector_float3__Vector3_objc_msgSendSuper_stret_Vector3(out global::OpenTK.Vector3 retval, IntPtr receiver, IntPtr selector, global::OpenTK.Vector3 arg1);
public static MDLMesh CreateBox(Vector3 dimensions, Vector3i segments, MDLGeometryType geometryType, bool inwardNormals, IMDLMeshBufferAllocator allocator)
{
return(CreateBox(dimensions, segments, geometryType, inwardNormals, allocator, MDLMeshVectorType.Dimensions));
}
internal MDLMesh(Vector3 extent, Vector2i segments, MDLGeometryType geometryType, IMDLMeshBufferAllocator allocator)
{
InitializeHandle(InitPlane(extent, segments, geometryType, allocator), "initPlaneWithExtent:segments:geometryType:allocator:");
}
internal MDLMesh(Vector3 extent, bool inwardNormals, MDLGeometryType geometryType, IMDLMeshBufferAllocator allocator)
{
InitializeHandle(InitIcosahedron(extent, inwardNormals, geometryType, allocator), "initIcosahedronWithExtent:inwardNormals:geometryType:allocator:");
}
internal MDLMesh(Vector3 extent, Vector3i segments, bool inwardNormals, MDLGeometryType geometryType, IMDLMeshBufferAllocator allocator)
{
InitializeHandle(InitBox(extent, segments, inwardNormals, geometryType, allocator), "initBoxWithExtent:segments:inwardNormals:geometryType:allocator:");
}
public MDLAxisAlignedBoundingBox(Vector3 maxBounds, Vector3 minBounds)
{
MaxBounds = maxBounds;
MinBounds = minBounds;
}
public static MDLMesh CreateCylinder(Vector3 extent, Vector2i segments, bool inwardNormals, bool topCap, bool bottomCap, MDLGeometryType geometryType, IMDLMeshBufferAllocator allocator)
{
return(new MDLMesh(extent, segments, inwardNormals, topCap, bottomCap, geometryType, allocator));
}
public static MDLMesh CreateIcosahedron(Vector3 extent, bool inwardNormals, MDLGeometryType geometryType, IMDLMeshBufferAllocator allocator)
{
return(new MDLMesh(extent, inwardNormals, geometryType, allocator));
}
public static MDLMesh CreatePlane(Vector3 extent, Vector2i segments, MDLGeometryType geometryType, IMDLMeshBufferAllocator allocator)
{
return(new MDLMesh(extent, segments, geometryType, allocator));
}
public static MDLMesh CreateCone(Vector3 dimensions, Vector2i segments, MDLGeometryType geometryType, bool inwardNormals, bool cap, IMDLMeshBufferAllocator allocator)
{
return(new MDLMesh(dimensions, segments, inwardNormals, geometryType, allocator, null, cap, true));
}
public static MDLMesh CreateCapsule(Vector3 dimensions, Vector2i segments, MDLGeometryType geometryType, bool inwardNormals, int hemisphereSegments, IMDLMeshBufferAllocator allocator)
{
return(new MDLMesh(dimensions, segments, inwardNormals, geometryType, allocator, hemisphereSegments, null, null));
}