G22ThumbnailCache - probably superceded by ScaledGrayscaleCache [1035743]

< > BotCompany Repo | #1035743 // G22ThumbnailCache - probably superceded by ScaledGrayscaleCache

JavaX fragment (include) [tags: use-pretranspiled]

Transpiled version (12971L) is out of date.

// A = the objects to be cached (each associated with a BWImage
// which is scaled down to the thumbnail size.)
sclass G22ThumbnailCache<A> extends Meta is WidthAndHeight {
  int w, h;
  int bitsPerPixel, bitsPerImage;
  new MultiMap<Long, A> elementsByThumbnail;
  
  *(int *w, int *h, int *bitsPerPixel) {
    bitsPerImage = safeMul(w, h, bitsPerPixel);
    if (bitsPerImage >= 64)
      fail("Too many bits per thumbnail (64 allowed max)", +w, +h, +bitsPerPixel, +bitsPerImage);
  }
  
  public int getWidth() { ret w; }
  public int getHeight() { ret h; }
  
  void add(A element, IBWIntegralImage image) {
    long thumbnail = getThumbnail(image);
    elementsByCacheImage.add(thumbnail, element);
  }
  
  long getThumbnail(IBWIntegralImage image) {
    
    bitsPerImage
  }
}

Travelled to 2 computer(s): elmgxqgtpvxh, mqqgnosmbjvj

Snippet ID:

#1035743

Snippet name:

G22ThumbnailCache - probably superceded by ScaledGrayscaleCache

Eternal ID of this version:

#1035743/5

Text MD5:

170c2eaf5912e85599f8a55b6d3a18f5

Author:

stefan

Category:

javax / imaging

Type:

JavaX fragment (include)

Public (visible to everyone):

Yes

Archived (hidden from active list):

Created/modified:

2022-07-21 20:05:13

Source code size:

808 bytes / 26 lines

Pitched / IR pitched:

No / No

Views / Downloads:

134 / 192

Version history:

4 change(s)

Referenced in:

[show references]

1	// A = the objects to be cached (each associated with a BWImage
2	// which is scaled down to the thumbnail size.)
3	sclass G22ThumbnailCache<A> extends Meta is WidthAndHeight {
4	int w, h;
5	int bitsPerPixel, bitsPerImage;
6	new MultiMap<Long, A> elementsByThumbnail;
7
8	(int w, int h, int bitsPerPixel) {
9	bitsPerImage = safeMul(w, h, bitsPerPixel);
10	if (bitsPerImage >= 64)
11	fail("Too many bits per thumbnail (64 allowed max)", +w, +h, +bitsPerPixel, +bitsPerImage);
12	}
13
14	public int getWidth() { ret w; }
15	public int getHeight() { ret h; }
16
17	void add(A element, IBWIntegralImage image) {
18	long thumbnail = getThumbnail(image);
19	elementsByCacheImage.add(thumbnail, element);
20	}
21
22	long getThumbnail(IBWIntegralImage image) {
23
24	bitsPerImage
25	}
26	}