Polycode::Polygon Class Reference
A polygon structure.
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List of all members.
Public Member Functions |
| Polygon () |
| Default constructor.
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unsigned int | getVertexCount () |
| Returns the number of vertices in the polygon.
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Vertex * | getVertex (unsigned int index) |
| Returns the vertex at specified index.
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Vertex * | addVertex (Number x, Number y, Number z) |
| Adds a new vertex with the specified position coordinates.
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Vertex * | addVertex (Number x, Number y, Number z, Number u, Number v) |
| Adds a new vertex with the specified position coordinates and texture coordinates.
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void | addVertex (Vertex *vertex) |
| Adds a new vertex.
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void | removeVertex (int index) |
| Removes and deletes the vertex at specified index.
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void | calculateNormal () |
| Calculates the average normal for the vertices.
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void | calculateTangent () |
| Calculates the tangent space vector for the vertices.
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Vector3 | getFaceNormal () |
| Returns the face normal.
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Vector3 | getFaceTangent () |
| Returns the face tangent vector.
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void | setNormal (Vector3 normal) |
| Sets the polygon normal.
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void | flipUVY () |
| Flips the texture coordinate vertically.
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Public Attributes |
bool | useVertexNormals |
| If true, will use vertex normals, if false will use the polygon normal.
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Detailed Description
A polygon structure.
Member Function Documentation
void Polycode::Polygon::addVertex |
( |
Vertex * |
vertex |
) |
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Adds a new vertex.
- Parameters:
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Vertex * Polycode::Polygon::addVertex |
( |
Number |
x, |
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Number |
y, |
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Number |
z, |
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Number |
u, |
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Number |
v | |
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) |
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Adds a new vertex with the specified position coordinates and texture coordinates.
- Parameters:
-
| x | X coordinate of new vertex. |
| y | Y coordinate of new vertex. |
| z | Z coordinate of new vertex. |
| u | Horizontal texture coordinate. |
| v | Vertical texture coordinate. |
- Returns:
- Newly added vertex.
Vertex * Polycode::Polygon::addVertex |
( |
Number |
x, |
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Number |
y, |
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Number |
z | |
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) |
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Adds a new vertex with the specified position coordinates.
- Parameters:
-
| x | X coordinate of new vertex. |
| y | Y coordinate of new vertex. |
| z | Z coordinate of new vertex. |
- Returns:
- Newly added vertex.
Vector3 Polycode::Polygon::getFaceNormal |
( |
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) |
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Returns the face normal.
- Returns:
- Face normal.
Vector3 Polycode::Polygon::getFaceTangent |
( |
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) |
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Returns the face tangent vector.
- Returns:
- Face tangent vector.
Vertex * Polycode::Polygon::getVertex |
( |
unsigned int |
index |
) |
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Returns the vertex at specified index.
- Returns:
- Vertex at specified index.
unsigned int Polycode::Polygon::getVertexCount |
( |
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) |
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Returns the number of vertices in the polygon.
- Returns:
- Number of vertices in the polygon.
void Polycode::Polygon::removeVertex |
( |
int |
index |
) |
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Removes and deletes the vertex at specified index.
- Parameters:
-
| index | to remove vertex at. |
void Polycode::Polygon::setNormal |
( |
Vector3 |
normal |
) |
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Sets the polygon normal.
- Parameters:
-