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/* Context3D.h */
#import <appkit/View.h>
#import "3D.h"
@interface Context3D:View
{
id contentView;
vector3D currentPoint;
float pictureDistance,clippingDistance;
}
/*
contentView
is the top of the View3D drawing hierarchy for this context.
currentPoint
is the current drawing point, used by lineto: messages and altered by
moveto:, lineto: and polygon:howMany: messages
pictureDistance
is the distance from the viewers eye to the virtual screen which
the Context3D represents
clippingDistance
is the distance at which all closer drawing will not be drawn (clipped
out)
*/
+ newFrame:(NXRect *)frameRect;
/*
+newFrame: calls [View +newFrame:frameRect] to create the new View
object, and then initiates it's instance variables. The following are
initial Values:
contentView to a new View3D, which should be freed if changed.
currentPoint to {0.0,0.0,0.0}
pictureDistance to 1500.0
clippingDistance to 1.0
*/
- moveto:(vector3D *)where;
/* -moveto: set's the currentPoint equal to *where. */
- lineto:(vector3D *)where;
/*
-lineto: draws a line on screen from the currentPoint to where after
projecting the current point and *where to the Context3D's coordinates
as a View. It leaves currentPoint == *where
*/
- polygon:(vector3D *)vertices howMany:(int)count;
/*
vertices must point to an array of count elements type vector3D.
-polygon: howMany: does the equivalent of a moveto: to the first
vector3D of vertices, and then lineto: to each succesive vertex
back to the first one.
*/
- contentView;
/* -contentView returns the id of the current contentView. */
- setContentView:anObject;
/*
-setContentView: sets the id of the current contentView, and will
send [anObject setSuperView:self].
*/
- setPictureDistance:(float)dist;
/*
sets the pictureDistance instance Variable to dist. dist must be
a postitive number. If succesful, setProjection returns self, otherwise
it returns nil.
*/
- setClippingDistance:(float)dist;
/*
sets the clippingDistance instance Variable to dist. dist must be
a postitive number. If succesful, setClipping returns self, otherwise
it returns nil.
*/
- drawSelf:(const NXRect *)rects:(int)rectCount;
/* sends render to its contentView */
@end
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.