 | GraphicsHelper Methods |
The GraphicsHelper type exposes the following members.
Methods| Name | Description | |
|---|---|---|
  | DrawFullScreenQuad |
Draws a full-screen quad.
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| DrawQuad(GraphicsDevice, Rectangle) |
Draws a screen-aligned quad.
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| DrawQuad(GraphicsDevice, VertexPositionTexture, VertexPositionTexture) |
Draws a screen-aligned quad.
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| DrawQuad(GraphicsDevice, Rectangle, Vector2F, Vector2F) |
Draws a screen-aligned quad.
|
| GetAngularAttenuation |
Computes the angular attenuation (spotlight falloff) for a given angle.
|
| GetCubeMapForwardDirection |
Gets the camera forward direction for rendering into a cube map face.
|
| GetCubeMapUpDirection |
Gets the camera up direction for rendering into a cube map face.
|
| GetDistanceAttenuation |
Computes the light attenuation factor for a given distance.
|
| GetFrustumFarCorners(Projection, Vector3) |
Gets the view space positions of the 4 far corners of the viewing frustum.
|
| GetFrustumFarCorners(Projection, Vector2F, Vector2F, Vector3) |
Gets the view space positions of the 4 far corners of a quad at the far plane of the viewing
frustum.
|
| GetLightContribution |
Gets a factor that is an approximation of the perceived light contribution of the given
light falling on an object at the given world space position.
|
| GetScissorRectangle(CameraNode, Viewport, IGeometricObject) |
Gets a scissor rectangle that encloses the specified geometric object.
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| GetScissorRectangle(CameraNode, Viewport, Vector3F, Single) |
Gets a scissor rectangle that encloses the specified sphere.
|
| GetSpriteBatch |
Gets a shared SpriteBatch instance.
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| GetUniqueColor |
Gets a unique color for an object.
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| GetViewNormalizedDistance(Single, Matrix44F) |
Converts the specified distance to a view-normalized distance ("LOD distance").
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| GetViewNormalizedDistance(SceneNode, CameraNode) |
Calculates the view-normalized distance ("LOD distance") of the specified scene node.
|
| Project(Viewport, Vector3F, Matrix44F) |
Projects a position from world space into screen space.
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| Project(Viewport, Vector3F, Matrix44F, Matrix44F) |
Projects a position from world space into screen space.
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| Project(Viewport, Vector3F, Matrix44F, Matrix44F, Matrix44F) |
Projects a position from object space into screen space.
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| ResetTextures |
Sets the textures of all samplers to .
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| TakeScreenshot |
Creates a texture containing the content of the current back buffer.
(Only available in the HiDef profile.)
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| Unproject(Viewport, Vector3F, Matrix44F) |
Projects a position from screen space into view space.
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| Unproject(Viewport, Vector3F, Matrix44F, Matrix44F) |
Projects a position from screen space into world space.
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| Unproject(Viewport, Vector3F, Matrix44F, Matrix44F, Matrix44F) |
Projects a position from screen space into object space.
|
See Also