/// <summary>
/// Handles when another Entity collides into us. Not synonymous CollideInto since the
/// <paramref name="collider"/> Entity is the one who collided into us. For example, if the
/// two entities in question were a moving Character and a stationary wall, this Entity would be
/// the Wall and <paramref name="collider"/> would be the Character.
/// </summary>
/// <param name="collider">Entity that collided into us.</param>
/// <param name="displacement">Displacement between the two Entities.</param>
public override void CollideFrom(Entity collider, SFML.Graphics.Vector2 displacement)
{
// When a character touches this, teleport the character to the destination
Character character = collider as Character;
if (character == null)
{
return;
}
// Only let users use teleports
if (character is NPC)
{
return;
}
// Teleport to a new map
if (DestinationMap > 0)
{
if (character.Map.ID != DestinationMap)
{
var newMap = character.World.GetMap(DestinationMap);
if (newMap == null)
{
const string errmsg = "Failed to teleport Character `{0}` - Invalid DestMap `{1}`.";
Debug.Fail(string.Format(errmsg, character, this));
if (log.IsErrorEnabled)
{
log.ErrorFormat(errmsg, character, this);
}
return;
}
character.Teleport(newMap, Destination);
}
}
// Teleport the CharacterEntity to our predefined location
character.Position = Destination;
}
////////////////////////////////////////////////////////////
/// <summary>
/// Combine the current transform with a rotation.
///
/// The center of rotation is provided for convenience as a second
/// argument, so that you can build rotations around arbitrary points
/// more easily (and efficiently) than the usual
/// Translate(-center); Rotate(angle); Translate(center).
/// </summary>
/// <param name="angle">Rotation angle, in degrees</param>
/// <param name="center">Center of rotation</param>
////////////////////////////////////////////////////////////
public void Rotate(float angle, Vector2f center)
{
Rotate(angle, center.X, center.Y);
}
////////////////////////////////////////////////////////////
/// <summary>
/// Transform a 2D point.
/// </summary>
/// <param name="point">Point to transform</param>
/// <returns>Transformed point</returns>
////////////////////////////////////////////////////////////
public Vector2f TransformPoint(Vector2f point)
{
return(sfTransform_transformPoint(ref this, point));
}
////////////////////////////////////////////////////////////
/// <summary>
/// Combine the current transform with a scaling.
///
/// The center of scaling is provided for convenience as a second
/// argument, so that you can build scaling around arbitrary points
/// more easily (and efficiently) than the usual
/// Translate(-center); Scale(factors); Translate(center).
/// </summary>
/// <param name="factors">Scaling factors</param>
/// <param name="center">Center of scaling</param>
////////////////////////////////////////////////////////////
public void Scale(Vector2f factors, Vector2f center)
{
Scale(factors.X, factors.Y, center.X, center.Y);
}
////////////////////////////////////////////////////////////
/// <summary>
/// Combine the current transform with a rotation.
///
/// The center of rotation is provided for convenience as a second
/// argument, so that you can build rotations around arbitrary points
/// more easily (and efficiently) than the usual
/// Translate(-center); Rotate(angle); Translate(center).
/// </summary>
/// <param name="angle">Rotation angle, in degrees</param>
/// <param name="center">Center of rotation</param>
////////////////////////////////////////////////////////////
public void Rotate(float angle, Vector2f center)
{
Rotate(angle, center.X, center.Y);
}
static extern void sfView_setCenter(IntPtr View, Vector2f center);
static extern void sfView_setSize(IntPtr View, Vector2f size);
////////////////////////////////////////////////////////////
/// <summary>
/// Convert a point from world coordinates to target coordinates
///
/// This function finds the pixel of the render-target that matches
/// the given 2D point. In other words, it goes through the same process
/// as the graphics card, to compute the final position of a rendered point.
///
/// Initially, both coordinate systems (world units and target pixels)
/// match perfectly. But if you define a custom view or resize your
/// render-target, this assertion is not true anymore, ie. a point
/// located at (150, 75) in your 2D world may map to the pixel
/// (10, 50) of your render-target -- if the view is translated by (140, 25).
///
/// This version uses a custom view for calculations, see the other
/// overload of the function if you want to use the current view of the
/// render-target.
/// </summary>
/// <param name="point">Point to convert</param>
/// <param name="view">The view to use for converting the point</param>
/// <returns>The converted point, in target coordinates (pixels)</returns>
////////////////////////////////////////////////////////////
public Vector2i MapCoordsToPixel(Vector2f point, View view)
{
return sfRenderTexture_mapCoordsToPixel(CPointer, point, view != null ? view.CPointer : IntPtr.Zero);
}
////////////////////////////////////////////////////////////
/// <summary>
/// Convert a point from world coordinates to target coordinates
///
/// This function finds the pixel of the render-target that matches
/// the given 2D point. In other words, it goes through the same process
/// as the graphics card, to compute the final position of a rendered point.
///
/// Initially, both coordinate systems (world units and target pixels)
/// match perfectly. But if you define a custom view or resize your
/// render-target, this assertion is not true anymore, ie. a point
/// located at (150, 75) in your 2D world may map to the pixel
/// (10, 50) of your render-target -- if the view is translated by (140, 25).
///
/// This version uses a custom view for calculations, see the other
/// overload of the function if you want to use the current view of the
/// render-target.
/// </summary>
/// <param name="point">Point to convert</param>
/// <param name="view">The view to use for converting the point</param>
/// <returns>The converted point, in target coordinates (pixels)</returns>
////////////////////////////////////////////////////////////
public Vector2i MapCoordsToPixel(Vector2f point, View view)
{
return(sfRenderWindow_mapCoordsToPixel(CPointer, point, view != null ? view.CPointer : IntPtr.Zero));
}
////////////////////////////////////////////////////////////
/// <summary>
/// Convert a point from world coordinates to target
/// coordinates, using the current view
///
/// This function is an overload of the mapCoordsToPixel
/// function that implicitely uses the current view.
/// It is equivalent to:
/// target.MapCoordsToPixel(point, target.GetView());
/// </summary>
/// <param name="point">Point to convert</param>
/// <returns>The converted point, in target coordinates (pixels)</returns>
////////////////////////////////////////////////////////////
public Vector2 MapCoordsToPixel(Vector2f point)
{
return(MapCoordsToPixel(point, GetView()));
}
/// <summary>
/// Handles when another Entity collides into us. Not synonymous CollideInto since the
/// <paramref name="collider"/> Entity is the one who collided into us. For example, if the
/// two entities in question were a moving Character and a stationary wall, this Entity would be
/// the Wall and <paramref name="collider"/> would be the Character.
/// </summary>
/// <param name="collider">Entity that collided into us.</param>
/// <param name="displacement">Displacement between the two Entities.</param>
public override void CollideFrom(Entity collider, SFML.Graphics.Vector2 displacement)
{
// When a character touches this, teleport the character to the destination
User character = collider as User;
if (character == null)
{
return;
}
// Teleport to a new map
if (DestinationMap > 0)
{
if (character.Map.ID != DestinationMap)
{
var newMap = character.World.GetMap(DestinationMap);
if (newMap == null)
{
const string errmsg = "Failed to teleport Character `{0}` - Invalid DestMap `{1}`.";
Debug.Fail(string.Format(errmsg, character, this));
if (log.IsErrorEnabled)
{
log.ErrorFormat(errmsg, character, this);
}
return;
}
// Teleport the CharacterEntity to our predefined location
character.Teleport(newMap, Destination);
character.Position = Destination;
}
}
// Teleport to an instanced map
else if (DestinationMapInstance > 0)
{
// Check for a valid map
var newMapInstance = character.World.GetMap(DestinationMapInstance);
if (newMapInstance == null)
{
const string errmsg = "Failed to teleport Character `{0}` - Invalid DestMap Instance `{1}`.";
Debug.Fail(string.Format(errmsg, character, this));
if (log.IsErrorEnabled)
{
log.ErrorFormat(errmsg, character, this);
}
return;
}
// Try to create the map
MapInstance instance;
try
{
instance = new MapInstance(newMapInstance.ID, character.World);
}
catch (System.Exception ex)
{
string errmsg = "Failed to create instance: " + ex;
Debug.Fail(errmsg);
if (log.IsErrorEnabled)
{
log.ErrorFormat(errmsg);
}
return;
}
// Check if the map placement is valid
if (instance.IsValidPlacementPosition(Destination, character.Size))
{
// Add the user to the map
character.Teleport(instance, Destination);
character.Position = Destination;
}
else
{
string errmsg = "Failed to create instance: Not a valid map placement.";
Debug.Fail(errmsg);
if (log.IsErrorEnabled)
{
log.ErrorFormat(errmsg);
}
return;
}
// Does this entity also teleport group members?
if (TeleportGroupMembers)
{
// Check if the user is in a group
if (character.Group == null)
{
return;
}
if (!character.Group.Members.IsEmpty())
{
// If yes, teleport those users too
foreach (var groupMember in character.Group.Members.OfType <User>())
{
groupMember.Teleport(instance, Destination);
groupMember.Position = Destination;
}
}
}
}
}
////////////////////////////////////////////////////////////
/// <summary>
/// Set the position of a point.
///
/// Don't forget that the polygon must remain convex, and
/// the points need to stay ordered!
/// PointCount must be set first in order to set the total
/// number of points. The result is undefined if index is out
/// of the valid range.
/// </summary>
/// <param name="index">Index of the point to change, in range [0 .. PointCount - 1]</param>
/// <param name="point">New position of the point</param>
////////////////////////////////////////////////////////////
public void SetPoint(uint index, Vector2f point)
{
myPoints[index] = point;
}
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the view from its center and size
/// </summary>
/// <param name="center">Center of the view</param>
/// <param name="size">Size of the view</param>
////////////////////////////////////////////////////////////
public View(Vector2f center, Vector2f size) :
base(sfView_create())
{
Center = center;
Size = size;
}
static extern void sfView_move(IntPtr View, Vector2f offset);
static extern void sfView_setSize(IntPtr View, Vector2f size);
////////////////////////////////////////////////////////////
/// <summary>
/// Combine the current transform with a scaling.
///
/// The center of scaling is provided for convenience as a second
/// argument, so that you can build scaling around arbitrary points
/// more easily (and efficiently) than the usual
/// Translate(-center); Scale(factors); Translate(center).
/// </summary>
/// <param name="factors">Scaling factors</param>
/// <param name="center">Center of scaling</param>
////////////////////////////////////////////////////////////
public void Scale(Vector2f factors, Vector2f center)
{
Scale(factors.X, factors.Y, center.X, center.Y);
}
////////////////////////////////////////////////////////////
/// <summary>
/// Transform a 2D point.
/// </summary>
/// <param name="point">Point to transform</param>
/// <returns>Transformed point</returns>
////////////////////////////////////////////////////////////
public Vector2f TransformPoint(Vector2f point)
{
return sfTransform_transformPoint(ref this, point);
}
static extern Vector2i sfRenderWindow_mapCoordsToPixel(IntPtr CPointer, Vector2f point, IntPtr View);
////////////////////////////////////////////////////////////
/// <summary>
/// Move the view
/// </summary>
/// <param name="offset">Offset to move the view</param>
////////////////////////////////////////////////////////////
public void Move(Vector2f offset)
{
sfView_move(CPointer, offset);
}
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the vertex from its position
/// The vertex color is white and texture coordinates are (0, 0).
/// </summary>
/// <param name="position">Vertex position</param>
////////////////////////////////////////////////////////////
public Vertex(Vector2f position) :
this(position, Color.White, new Vector2f(0, 0))
{
}
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the view from its center and size
/// </summary>
/// <param name="center">Center of the view</param>
/// <param name="size">Size of the view</param>
////////////////////////////////////////////////////////////
public View(Vector2f center, Vector2f size) :
base(sfView_create())
{
Center = center;
Size = size;
}
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the vertex from its position and color
/// The texture coordinates are (0, 0).
/// </summary>
/// <param name="position">Vertex position</param>
/// <param name="color">Vertex color</param>
////////////////////////////////////////////////////////////
public Vertex(Vector2f position, Color color) :
this(position, color, new Vector2f(0, 0))
{
}
////////////////////////////////////////////////////////////
/// <summary>
/// Combine the current transform with a translation.
/// </summary>
/// <param name="offset">Translation offset to apply</param>
////////////////////////////////////////////////////////////
public void Translate(Vector2f offset)
{
Translate(offset.X, offset.Y);
}
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the vertex from its position and texture coordinates
/// The vertex color is white.
/// </summary>
/// <param name="position">Vertex position</param>
/// <param name="texCoords">Vertex texture coordinates</param>
////////////////////////////////////////////////////////////
public Vertex(Vector2f position, Vector2f texCoords) :
this(position, Color.White, texCoords)
{
}
////////////////////////////////////////////////////////////
/// <summary>
/// Combine the current transform with a scaling.
/// </summary>
/// <param name="factors">Scaling factors</param>
////////////////////////////////////////////////////////////
public void Scale(Vector2f factors)
{
Scale(factors.X, factors.Y);
}
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the vertex from its position, color and texture coordinates
/// </summary>
/// <param name="position">Vertex position</param>
/// <param name="color">Vertex color</param>
/// <param name="texCoords">Vertex texture coordinates</param>
////////////////////////////////////////////////////////////
public Vertex(Vector2f position, Color color, Vector2f texCoords)
{
Position = position;
Color = color;
TexCoords = texCoords;
}
static extern Vector2f sfTransform_transformPoint(ref Transform transform, Vector2f point);
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the shape with an initial size
/// </summary>
/// <param name="size">Size of the shape</param>
////////////////////////////////////////////////////////////
public RectangleShape(Vector2f size)
{
Size = size;
}
////////////////////////////////////////////////////////////
/// <summary>
/// Combine the current transform with a translation.
/// </summary>
/// <param name="offset">Translation offset to apply</param>
////////////////////////////////////////////////////////////
public void Translate(Vector2f offset)
{
Translate(offset.X, offset.Y);
}
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the shape with an initial size
/// </summary>
/// <param name="size">Size of the shape</param>
////////////////////////////////////////////////////////////
public RectangleShape(Vector2f size)
{
Size = size;
}
////////////////////////////////////////////////////////////
/// <summary>
/// Combine the current transform with a scaling.
/// </summary>
/// <param name="factors">Scaling factors</param>
////////////////////////////////////////////////////////////
public void Scale(Vector2f factors)
{
Scale(factors.X, factors.Y);
}
////////////////////////////////////////////////////////////
/// <summary>
/// Change a 2-components vector parameter of the shader
///
/// "name" is the name of the variable to change in the shader.
/// The corresponding parameter in the shader must be a 2x1 vector
/// (vec2 GLSL type).
/// </summary>
/// <param name="name">Name of the parameter in the shader</param>
/// <param name="vector">Vector to assign</param>
////////////////////////////////////////////////////////////
public void SetParameter(string name, Vector2f vector)
{
SetParameter(name, vector.X, vector.Y);
}
static extern Vector2f sfTransform_transformPoint(ref Transform transform, Vector2f point);
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the vertex from its position
/// The vertex color is white and texture coordinates are (0, 0).
/// </summary>
/// <param name="position">Vertex position</param>
////////////////////////////////////////////////////////////
public Vertex(Vector2f position) :
this(position, Color.White, new Vector2f(0, 0))
{
}
////////////////////////////////////////////////////////////
/// <summary>
/// Convert a point from world coordinates to target
/// coordinates, using the current view
///
/// This function is an overload of the mapCoordsToPixel
/// function that implicitely uses the current view.
/// It is equivalent to:
/// target.MapCoordsToPixel(point, target.GetView());
/// </summary>
/// <param name="point">Point to convert</param>
/// <returns>The converted point, in target coordinates (pixels)</returns>
////////////////////////////////////////////////////////////
public Vector2 MapCoordsToPixel(Vector2f point)
{
return MapCoordsToPixel(point, GetView());
}
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the vertex from its position and color
/// The texture coordinates are (0, 0).
/// </summary>
/// <param name="position">Vertex position</param>
/// <param name="color">Vertex color</param>
////////////////////////////////////////////////////////////
public Vertex(Vector2f position, Color color) :
this(position, color, new Vector2f(0, 0))
{
}
static extern Vector2i sfRenderTexture_mapCoordsToPixel(IntPtr CPointer, Vector2f point, IntPtr View);
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the vertex from its position and texture coordinates
/// The vertex color is white.
/// </summary>
/// <param name="position">Vertex position</param>
/// <param name="texCoords">Vertex texture coordinates</param>
////////////////////////////////////////////////////////////
public Vertex(Vector2f position, Vector2f texCoords) :
this(position, Color.White, texCoords)
{
}
static extern void sfView_setCenter(IntPtr View, Vector2f center);
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the vertex from its position, color and texture coordinates
/// </summary>
/// <param name="position">Vertex position</param>
/// <param name="color">Vertex color</param>
/// <param name="texCoords">Vertex texture coordinates</param>
////////////////////////////////////////////////////////////
public Vertex(Vector2f position, Color color, Vector2f texCoords)
{
Position = position;
Color = color;
TexCoords = texCoords;
}
static extern void sfView_move(IntPtr View, Vector2f offset);
////////////////////////////////////////////////////////////
/// <summary>
/// Change a 2-components vector parameter of the shader
///
/// "name" is the name of the variable to change in the shader.
/// The corresponding parameter in the shader must be a 2x1 vector
/// (vec2 GLSL type).
/// </summary>
/// <param name="name">Name of the parameter in the shader</param>
/// <param name="vector">Vector to assign</param>
////////////////////////////////////////////////////////////
public void SetParameter(string name, Vector2f vector)
{
SetParameter(name, vector.X, vector.Y);
}
////////////////////////////////////////////////////////////
/// <summary>
/// Set the position of a point.
///
/// Don't forget that the polygon must remain convex, and
/// the points need to stay ordered!
/// PointCount must be set first in order to set the total
/// number of points. The result is undefined if index is out
/// of the valid range.
/// </summary>
/// <param name="index">Index of the point to change, in range [0 .. PointCount - 1]</param>
/// <param name="point">New position of the point</param>
////////////////////////////////////////////////////////////
public void SetPoint(uint index, Vector2f point)
{
myPoints[index] = point;
}
////////////////////////////////////////////////////////////
/// <summary>
/// Move the view
/// </summary>
/// <param name="offset">Offset to move the view</param>
////////////////////////////////////////////////////////////
public void Move(Vector2f offset)
{
sfView_move(CPointer, offset);
}
