public Vertex()
{
_position = new Vector(0, 0, 0);
_normal = new Vector(0, 0, 0);
_mapping = new Point(0, 0);
_color = new Color(0, 0, 0, 0);
}
public Vertex(Vector modelPosition, Vector normal, Point textureMapping, Color color)
{
_position = modelPosition;
_normal = normal;
_mapping = textureMapping;
_color = color;
}
public Camera(Vector pos, Vector forward, Vector up, float fieldOfView)
{
_position = pos;
_forward = forward.Normalize();
_up = up.Normalize();
_fieldOfView = fieldOfView;
}
public Camera()
{
_position = new Vector(0, 0, 0);
_forward = new Vector(0, 0, 1);
_up = new Vector(0, 1, 0);
_fieldOfView = .5f;
}
public SkyBox()
{
_position = new Vector(0, 0, 0);
_scale = new Vector(100, 100, 100);
if (_gpuVertexBufferHandle == 0)
GenerateVertexBuffer();
if (_gpuTextureMappingBufferHandle == 0)
GenerateTextureCoordinateBuffer();
}
/// <summary>Creates a static model out of the parameters.</summary>
/// <param name="staticModelId">The id of this model for look up purposes.</param>
/// <param name="meshes">A list of mesh ids, textures, and buffer references that make up this model.</param>
internal StaticModel(string staticModelId, AvlTree<StaticMesh, string> meshes)
{
_id = staticModelId;
_shaderOverride = null;
_meshes = meshes;
_position = new Vector(0, 0, 0);
_scale = new Vector(1, 1, 1);
_orientation = Quaternion.FactoryIdentity;
}
/// <summary>Creates a blank template for a static model (you will have to construct the model yourself).</summary>
public StaticModel(string id)
{
_id = id;
_shaderOverride = null;
_meshes = new AvlTreeLinked<StaticMesh, string>(StaticMesh.CompareTo, StaticMesh.CompareTo);
_position = new Vector(0, 0, 0);
_scale = new Vector(1, 1, 1);
_orientation = Quaternion.FactoryIdentity;
}
/// <summary>Creates a blank template for a static model (you will have to construct the model yourself).</summary>
public StaticModel()
{
_id = "From Scratch";
_shaderOverride = null;
_meshes = new List<Link3<string, Texture, StaticMesh>>();
_position = new Vector(0, 0, 0);
_scale = new Vector(1, 1, 1);
_rotationAxis = new Vector(0, 0, 0);
_rotationAngle = 0;
}
/// <summary>Creates an instance of a sprite.</summary>
/// <param name="texture">The texture to have this sprite mapped to.</param>
public Sprite(Texture texture)
{
if (_gpuVertexBufferHandle == 0)
GenerateVertexBuffer();
_position = new Vector(0, 0, -10);
_scale = new Point(1, 1);
_rotation = 0f;
_texture = texture;
GenerateTextureCoordinateBuffer();
}
/// <summary>Creates an instance of a sprite.</summary>
/// <param name="texture">The texture to have this sprite mapped to.</param>
/// <param name="textureMappings">The texture mappings for this sprite.</param>
public Sprite(Texture texture, float[] textureMappings)
{
if (_gpuVertexBufferHandle == 0)
GenerateVertexBuffer(_verteces);
_position = new Vector(0, 0, -10);
_scale = new Point(1, 1);
_rotation = 0f;
_texture = texture;
if (textureMappings.Length != 12)
throw new Exception("Invalid number of texture coordinates in sprite constructor.");
GenerateTextureCoordinateBuffer(textureMappings);
}
/// <summary>Creates a static model from the ids provided.</summary>
/// <param name="staticModelId">The id to represent this model as.</param>
/// <param name="textures">An array of the texture ids for each sub-mesh of this model.</param>
/// <param name="meshes">An array of each mesh id for this model.</param>
/// <param name="meshNames">An array of mesh names for this specific instanc3e of a static model.</param>
internal StaticModel(string staticModelId, string[] meshNames, string[] meshes, string[] textures)
{
if (textures.Length != meshes.Length && textures.Length != meshNames.Length)
throw new Exception("Attempting to create a static model with non-matching number of components.");
_id = staticModelId;
_meshes = new AvlTreeLinked<StaticMesh, string>(StaticMesh.CompareTo, StaticMesh.CompareTo);
for (int i = 0; i < textures.Length; i++)
_meshes.Add(new StaticMesh(meshNames[i], TextureManager.Get(textures[i]), StaticModelManager.GetMesh(meshes[i]).StaticMeshInstance));
_shaderOverride = null;
_position = new Vector(0, 0, 0);
_scale = new Vector(1, 1, 1);
_orientation = Quaternion.FactoryIdentity;
}
/// <summary>Creates an instance of a sprite.</summary>
/// <param name="texture">The texture to have this sprite mapped to.</param>
public Sprite(Texture texture)
{
if (_gpuVertexBufferHandle == 0)
GenerateVertexBuffer(_verteces);
_position = new Vector(0, 0, -10);
_scale = new Point(1, 1);
_rotation = 0f;
_texture = texture;
if (_gpuTextureMappingBufferHandleDefault == 0)
{
GenerateTextureCoordinateBuffer(_textureMappingsDefault);
_gpuTextureMappingBufferHandleDefault = _gpuTextureMappingBufferHandle;
}
else
_gpuTextureMappingBufferHandle = _gpuTextureMappingBufferHandleDefault;
}
/// <summary>Creates a static model from the ids provided.</summary>
/// <param name="staticModelId">The id to represent this model as.</param>
/// <param name="textures">An array of the texture ids for each sub-mesh of this model.</param>
/// <param name="meshes">An array of each mesh id for this model.</param>
/// <param name="meshNames">An array of mesh names for this specific instanc3e of a static model.</param>
internal StaticModel(string staticModelId, string[] textures, string[] meshes, string[] meshNames)
{
if (textures.Length != meshes.Length && textures.Length != meshNames.Length)
throw new Exception("Attempting to create a static model with non-matching number of components.");
_id = staticModelId;
//_meshes = new ListArray<Link<Texture, StaticMesh>>(10);
_meshes = new List<Link3<string, Texture, StaticMesh>>();
for (int i = 0; i < textures.Length; i++)
_meshes.Add(meshNames[i], new Link3<string, Texture, StaticMesh>(meshNames[i], TextureManager.Get(textures[i]), StaticModelManager.GetMesh(meshes[i])));
_shaderOverride = null;
_position = new Vector(0, 0, 0);
_scale = new Vector(1, 1, 1);
_rotationAxis = new Vector(0, 0, 0);
_rotationAngle = 0;
}
public void RotateY(float angle)
{
Vector Haxis = yAxis.CrossProduct(_forward.Normalize());
_forward = _forward.RotateBy(angle, 0, 1, 0).Normalize();
_up = _forward.CrossProduct(Haxis.Normalize());
}
public void Move(Vector direction, float ammount)
{
_position = _position + (direction * ammount);
}
public Quaternion Multiply(Vector vector)
{
return new Quaternion(
_w * vector.X + _y * vector.Z - _z * vector.Y,
_w * vector.Y + _z * vector.X - _x * vector.Z,
_w * vector.Z + _x * vector.Y - _y * vector.X,
-_x * vector.X - _y * vector.Y - _z * vector.Z);
}
public static Quaternion FromAxisAngle(Vector axis, float angle)
{
if (axis.LengthSquared == 0.0f)
return IdentityFactory;
float sinAngleOverAxisLength = Trigonometry.Sin(angle / 2) / axis.Length;
return new Quaternion(
axis.X * sinAngleOverAxisLength,
axis.Y * sinAngleOverAxisLength,
axis.Z * sinAngleOverAxisLength,
Trigonometry.Cos(angle / 2)).Normalize();
}
public Vector Subtract(Vector right)
{
return Vector.Subtract(this, right);
}
public Vector Slerp(Vector right, float blend)
{
return Vector.InterpolateSphereical(this, right, blend);
}
public static Vector Subtract(Vector left, Vector right)
{
return new Vector(
left.X - right.X,
left.Y - right.Y,
left.Z - right.Z);
}
public bool Equals(Vector right, float leniency)
{
return Vector.Equals(this, right, leniency);
}
public bool Equals(Vector right)
{
return Vector.Equals(this, right);
}
public float DotProduct(Vector right)
{
return Vector.DotProduct(this, right);
}
public Vector CrossProduct(Vector right)
{
return Vector.CrossProduct(this, right);
}
public Vector Add(Vector right)
{
return Vector.Add(this, right);
}
public static Vector RotateBy(Vector vector, float angle, float x, float y, float z)
{
// Note: the angle is in radians
float sinHalfAngle = Calc.Sin(angle / 2);
float cosHalfAngle = Calc.Cos(angle / 2);
x *= sinHalfAngle;
y *= sinHalfAngle;
z *= sinHalfAngle;
float x2 = cosHalfAngle * vector.X + y * vector.Z - z * vector.Y;
float y2 = cosHalfAngle * vector.Y + z * vector.X - x * vector.Z;
float z2 = cosHalfAngle * vector.Z + x * vector.Y - y * vector.X;
float w2 = -x * vector.X - y * vector.Y - z * vector.Z;
return new Vector(
x * w2 + cosHalfAngle * x2 + y * z2 - z * y2,
y * w2 + cosHalfAngle * y2 + z * x2 - x * z2,
z * w2 + cosHalfAngle * z2 + x * y2 - y * x2);
}
public static float[,] ToFloats(Vector vector)
{
return new float[,] { { vector.X }, { vector.Y }, { vector.Z } };
}
public Vector Lerp(Vector right, float blend)
{
return Vector.InterpolateLinear(this, right, blend);
}
public static Matrix ToMatrix(Vector vector)
{
return new Matrix(new float[,] { { vector.X }, { vector.Y }, { vector.Z } });
//Matrix matrix = new Matrix(vector.X, vector.Y, vector.Z);
//matrix[0, 0] = vector.X;
//matrix[1, 0] = vector.Y;
//matrix[2, 0] = vector.Z;
//return matrix;
}
public static Vector RotateBy(Vector vector, Quaternion rotation)
{
Quaternion answer = (rotation * vector) * Quaternion.Conjugate(rotation);
return new Vector(answer.X, answer.Y, answer.Z);
}