Castle Game EngineIntroduction Units Class Hierarchy Classes, Interfaces, Objects and Records Types Variables Constants Functions and Procedures Identifiers
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Unit X3DCameraUtils
Classes, Interfaces, Objects and Records Variables
Description
Utilities specifically for VRML/X3D cameras.
See also
- For our general classes and utilities
for camera handling.
- Cameras to navigate in 3D space (TExamineCamera, TWalkCamera).
Uses
Overview
Functions and Procedures
function MakeCameraStr(const Version: TX3DCameraVersion; const Xml: boolean; const Position, Direction, Up, GravityUp: TVector3): string; |
function MakeCameraNode(const Version: TX3DCameraVersion; const BaseUrl: string; const Position, Direction, Up, GravityUp: TVector3): TAbstractChildNode; |
function MakeCameraNode(const Version: TX3DCameraVersion; const BaseUrl: string; const Position, Direction, Up, GravityUp: TVector3; out ViewpointNode: TAbstractViewpointNode): TAbstractChildNode; |
function CameraNodeForWholeScene(const Version: TX3DCameraVersion; const BaseUrl: string; const Box: TBox3D; const WantedDirection, WantedUp: Integer; const WantedDirectionPositive, WantedUpPositive: boolean): TAbstractChildNode; |
function MakeCameraNavNode(const Version: TX3DCameraVersion; const BaseUrl: string; const NavigationType: string; const WalkSpeed, VisibilityLimit: Single; const AvatarSize: TVector3; const Headlight: boolean): TNavigationInfoNode; |
Types
Constants
DefaultX3DCameraPosition: array [TX3DCameraVersion] of TVector3 =
( (Data: (0, 0, 1)),
(Data: (0, 0, 10))
); |
DefaultX3DCameraDirection: TVector3 = (Data: (0, 0, -1)); |
DefaultX3DCameraUp: TVector3 = (Data: (0, 1, 0)); |
DefaultX3DGravityUp: TVector3 = (Data: (0, 1, 0)); |
Description
Functions and Procedures
function MakeCameraStr(const Version: TX3DCameraVersion; const Xml: boolean; const Position, Direction, Up, GravityUp: TVector3): string; |
Construct string with VRML/X3D node defining camera with given properties.
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function MakeCameraNavNode(const Version: TX3DCameraVersion; const BaseUrl: string; const NavigationType: string; const WalkSpeed, VisibilityLimit: Single; const AvatarSize: TVector3; const Headlight: boolean): TNavigationInfoNode; |
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Types
TX3DCameraVersion = (...); |
Version of VRML/X3D camera definition.
Values
-
cvVrml1_Inventor
-
cvVrml2_X3d
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Constants
DefaultX3DCameraPosition: array [TX3DCameraVersion] of TVector3 =
( (Data: (0, 0, 1)),
(Data: (0, 0, 10))
); |
Standard camera settings given by VRML/X3D specifications.
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DefaultX3DCameraDirection: TVector3 = (Data: (0, 0, -1)); |
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DefaultX3DCameraUp: TVector3 = (Data: (0, 1, 0)); |
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DefaultX3DGravityUp: TVector3 = (Data: (0, 1, 0)); |
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