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|
/*
File: QD3DCamera.h
Contains: Generic camera routines
Version: Technology: Quickdraw 3D 1.6
Release: QuickTime 7.3
Copyright: (c) 2007 (c) 1995-1998 by Apple Computer, Inc., all rights reserved.
Bugs?: For bug reports, consult the following page on
the World Wide Web:
http://developer.apple.com/bugreporter/
*/
#ifndef __QD3DCAMERA__
#define __QD3DCAMERA__
#ifndef __QD3D__
#include <QD3D.h>
#endif
#if PRAGMA_ONCE
#pragma once
#endif
#ifdef __cplusplus
extern "C" {
#endif
#if PRAGMA_IMPORT
#pragma import on
#endif
#if PRAGMA_STRUCT_ALIGN
#pragma options align=power
#elif PRAGMA_STRUCT_PACKPUSH
#pragma pack(push, 2)
#elif PRAGMA_STRUCT_PACK
#pragma pack(2)
#endif
#if PRAGMA_ENUM_ALWAYSINT
#if defined(__fourbyteints__) && !__fourbyteints__
#define __QD3DCAMERA__RESTORE_TWOBYTEINTS
#pragma fourbyteints on
#endif
#pragma enumsalwaysint on
#elif PRAGMA_ENUM_OPTIONS
#pragma option enum=int
#elif PRAGMA_ENUM_PACK
#if __option(pack_enums)
#define __QD3DCAMERA__RESTORE_PACKED_ENUMS
#pragma options(!pack_enums)
#endif
#endif
/******************************************************************************
** **
** Data Structure Definitions **
** **
*****************************************************************************/
/*
* The placement of the camera.
*/
struct TQ3CameraPlacement {
TQ3Point3D cameraLocation; /* Location point of the camera */
TQ3Point3D pointOfInterest; /* Point of interest */
TQ3Vector3D upVector; /* "up" vector */
};
typedef struct TQ3CameraPlacement TQ3CameraPlacement;
/*
* The range of the camera.
*/
struct TQ3CameraRange {
float hither; /* Hither plane, measured from "from" towards "to" */
float yon; /* Yon plane, measured from "from" towards "to" */
};
typedef struct TQ3CameraRange TQ3CameraRange;
/*
* Viewport specification. Origin is (-1, 1), and corresponds to the
* upper left-hand corner; width and height maximum is (2.0, 2.0),
* corresponding to the lower left-hand corner of the window. The
* TQ3Viewport specifies a part of the viewPlane that gets displayed
* on the window that is to be drawn.
* Normally, it is set with an origin of (-1.0, 1.0), and a width and
* height of both 2.0, specifying that the entire window is to be
* drawn. If, for example, an exposure event of the window exposed
* the right half of the window, you would set the origin to (0, 1),
* and the width and height to (1.0) and (2.0), respectively.
*
*/
struct TQ3CameraViewPort {
TQ3Point2D origin;
float width;
float height;
};
typedef struct TQ3CameraViewPort TQ3CameraViewPort;
struct TQ3CameraData {
TQ3CameraPlacement placement;
TQ3CameraRange range;
TQ3CameraViewPort viewPort;
};
typedef struct TQ3CameraData TQ3CameraData;
/*
* An orthographic camera.
*
* The lens characteristics are set with the dimensions of a
* rectangular viewPort in the frame of the camera.
*/
struct TQ3OrthographicCameraData {
TQ3CameraData cameraData;
float left;
float top;
float right;
float bottom;
};
typedef struct TQ3OrthographicCameraData TQ3OrthographicCameraData;
/*
* A perspective camera specified in terms of an arbitrary view plane.
*
* This is most useful when setting the camera to look at a particular
* object. The viewPlane is set to distance from the camera to the object.
* The halfWidth is set to half the width of the cross section of the object,
* and the halfHeight equal to the halfWidth divided by the aspect ratio
* of the viewPort.
*
* This is the only perspective camera with specifications for off-axis
* viewing, which is desirable for scrolling.
*/
struct TQ3ViewPlaneCameraData {
TQ3CameraData cameraData;
float viewPlane;
float halfWidthAtViewPlane;
float halfHeightAtViewPlane;
float centerXOnViewPlane;
float centerYOnViewPlane;
};
typedef struct TQ3ViewPlaneCameraData TQ3ViewPlaneCameraData;
/*
* A view angle aspect camera is a perspective camera specified in
* terms of the minimum view angle and the aspect ratio of X to Y.
*
*/
struct TQ3ViewAngleAspectCameraData {
TQ3CameraData cameraData;
float fov;
float aspectRatioXToY;
};
typedef struct TQ3ViewAngleAspectCameraData TQ3ViewAngleAspectCameraData;
/******************************************************************************
** **
** Generic Camera routines **
** **
*****************************************************************************/
#if CALL_NOT_IN_CARBON
/*
* Q3Camera_GetType()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3ObjectType )
Q3Camera_GetType(TQ3CameraObject camera);
/*
* Q3Camera_SetData()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3Camera_SetData(
TQ3CameraObject camera,
const TQ3CameraData * cameraData);
/*
* Q3Camera_GetData()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3Camera_GetData(
TQ3CameraObject camera,
TQ3CameraData * cameraData);
/*
* Q3Camera_SetPlacement()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3Camera_SetPlacement(
TQ3CameraObject camera,
const TQ3CameraPlacement * placement);
/*
* Q3Camera_GetPlacement()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3Camera_GetPlacement(
TQ3CameraObject camera,
TQ3CameraPlacement * placement);
/*
* Q3Camera_SetRange()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3Camera_SetRange(
TQ3CameraObject camera,
const TQ3CameraRange * range);
/*
* Q3Camera_GetRange()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3Camera_GetRange(
TQ3CameraObject camera,
TQ3CameraRange * range);
/*
* Q3Camera_SetViewPort()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3Camera_SetViewPort(
TQ3CameraObject camera,
const TQ3CameraViewPort * viewPort);
/*
* Q3Camera_GetViewPort()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3Camera_GetViewPort(
TQ3CameraObject camera,
TQ3CameraViewPort * viewPort);
/*
* Q3Camera_GetWorldToView()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3Camera_GetWorldToView(
TQ3CameraObject camera,
TQ3Matrix4x4 * worldToView);
/*
* Q3Camera_GetWorldToFrustum()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3Camera_GetWorldToFrustum(
TQ3CameraObject camera,
TQ3Matrix4x4 * worldToFrustum);
/*
* Q3Camera_GetViewToFrustum()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3Camera_GetViewToFrustum(
TQ3CameraObject camera,
TQ3Matrix4x4 * viewToFrustum);
/******************************************************************************
** **
** Specific Camera Routines **
** **
*****************************************************************************/
/******************************************************************************
** **
** Orthographic Camera **
** **
*****************************************************************************/
/*
* Q3OrthographicCamera_New()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3CameraObject )
Q3OrthographicCamera_New(const TQ3OrthographicCameraData * orthographicData);
/*
* Q3OrthographicCamera_GetData()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3OrthographicCamera_GetData(
TQ3CameraObject camera,
TQ3OrthographicCameraData * cameraData);
/*
* Q3OrthographicCamera_SetData()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3OrthographicCamera_SetData(
TQ3CameraObject camera,
const TQ3OrthographicCameraData * cameraData);
/*
* Q3OrthographicCamera_SetLeft()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3OrthographicCamera_SetLeft(
TQ3CameraObject camera,
float left);
/*
* Q3OrthographicCamera_GetLeft()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3OrthographicCamera_GetLeft(
TQ3CameraObject camera,
float * left);
/*
* Q3OrthographicCamera_SetTop()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3OrthographicCamera_SetTop(
TQ3CameraObject camera,
float top);
/*
* Q3OrthographicCamera_GetTop()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3OrthographicCamera_GetTop(
TQ3CameraObject camera,
float * top);
/*
* Q3OrthographicCamera_SetRight()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3OrthographicCamera_SetRight(
TQ3CameraObject camera,
float right);
/*
* Q3OrthographicCamera_GetRight()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3OrthographicCamera_GetRight(
TQ3CameraObject camera,
float * right);
/*
* Q3OrthographicCamera_SetBottom()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3OrthographicCamera_SetBottom(
TQ3CameraObject camera,
float bottom);
/*
* Q3OrthographicCamera_GetBottom()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3OrthographicCamera_GetBottom(
TQ3CameraObject camera,
float * bottom);
/******************************************************************************
** **
** ViewPlane Camera **
** **
*****************************************************************************/
/*
* Q3ViewPlaneCamera_New()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3CameraObject )
Q3ViewPlaneCamera_New(const TQ3ViewPlaneCameraData * cameraData);
/*
* Q3ViewPlaneCamera_GetData()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewPlaneCamera_GetData(
TQ3CameraObject camera,
TQ3ViewPlaneCameraData * cameraData);
/*
* Q3ViewPlaneCamera_SetData()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewPlaneCamera_SetData(
TQ3CameraObject camera,
const TQ3ViewPlaneCameraData * cameraData);
/*
* Q3ViewPlaneCamera_SetViewPlane()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewPlaneCamera_SetViewPlane(
TQ3CameraObject camera,
float viewPlane);
/*
* Q3ViewPlaneCamera_GetViewPlane()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewPlaneCamera_GetViewPlane(
TQ3CameraObject camera,
float * viewPlane);
/*
* Q3ViewPlaneCamera_SetHalfWidth()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewPlaneCamera_SetHalfWidth(
TQ3CameraObject camera,
float halfWidthAtViewPlane);
/*
* Q3ViewPlaneCamera_GetHalfWidth()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewPlaneCamera_GetHalfWidth(
TQ3CameraObject camera,
float * halfWidthAtViewPlane);
/*
* Q3ViewPlaneCamera_SetHalfHeight()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewPlaneCamera_SetHalfHeight(
TQ3CameraObject camera,
float halfHeightAtViewPlane);
/*
* Q3ViewPlaneCamera_GetHalfHeight()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewPlaneCamera_GetHalfHeight(
TQ3CameraObject camera,
float * halfHeightAtViewPlane);
/*
* Q3ViewPlaneCamera_SetCenterX()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewPlaneCamera_SetCenterX(
TQ3CameraObject camera,
float centerXOnViewPlane);
/*
* Q3ViewPlaneCamera_GetCenterX()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewPlaneCamera_GetCenterX(
TQ3CameraObject camera,
float * centerXOnViewPlane);
/*
* Q3ViewPlaneCamera_SetCenterY()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewPlaneCamera_SetCenterY(
TQ3CameraObject camera,
float centerYOnViewPlane);
/*
* Q3ViewPlaneCamera_GetCenterY()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewPlaneCamera_GetCenterY(
TQ3CameraObject camera,
float * centerYOnViewPlane);
/******************************************************************************
** **
** View Angle Aspect Camera **
** **
*****************************************************************************/
/*
* Q3ViewAngleAspectCamera_New()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3CameraObject )
Q3ViewAngleAspectCamera_New(const TQ3ViewAngleAspectCameraData * cameraData);
/*
* Q3ViewAngleAspectCamera_SetData()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewAngleAspectCamera_SetData(
TQ3CameraObject camera,
const TQ3ViewAngleAspectCameraData * cameraData);
/*
* Q3ViewAngleAspectCamera_GetData()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewAngleAspectCamera_GetData(
TQ3CameraObject camera,
TQ3ViewAngleAspectCameraData * cameraData);
/*
* Q3ViewAngleAspectCamera_SetFOV()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewAngleAspectCamera_SetFOV(
TQ3CameraObject camera,
float fov);
/*
* Q3ViewAngleAspectCamera_GetFOV()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewAngleAspectCamera_GetFOV(
TQ3CameraObject camera,
float * fov);
/*
* Q3ViewAngleAspectCamera_SetAspectRatio()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewAngleAspectCamera_SetAspectRatio(
TQ3CameraObject camera,
float aspectRatioXToY);
/*
* Q3ViewAngleAspectCamera_GetAspectRatio()
*
* Availability:
* Non-Carbon CFM: not available
* CarbonLib: not available
* Mac OS X: not available
*/
EXTERN_API_C( TQ3Status )
Q3ViewAngleAspectCamera_GetAspectRatio(
TQ3CameraObject camera,
float * aspectRatioXToY);
#endif /* CALL_NOT_IN_CARBON */
#if PRAGMA_ENUM_ALWAYSINT
#pragma enumsalwaysint reset
#ifdef __QD3DCAMERA__RESTORE_TWOBYTEINTS
#pragma fourbyteints off
#endif
#elif PRAGMA_ENUM_OPTIONS
#pragma option enum=reset
#elif defined(__QD3DCAMERA__RESTORE_PACKED_ENUMS)
#pragma options(pack_enums)
#endif
#if PRAGMA_STRUCT_ALIGN
#pragma options align=reset
#elif PRAGMA_STRUCT_PACKPUSH
#pragma pack(pop)
#elif PRAGMA_STRUCT_PACK
#pragma pack()
#endif
#ifdef PRAGMA_IMPORT_OFF
#pragma import off
#elif PRAGMA_IMPORT
#pragma import reset
#endif
#ifdef __cplusplus
}
#endif
#endif /* __QD3DCAMERA__ */
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