Book Spine Width From Pages and Caliper
Budget bound spine from heterogeneous page/sheet inventories, measured calipers, inserts and caller binding allowance; pages are two per sheet, no universal binding compression or print-ready approval.
Description
Spine budgeting combines stocks by physical sheets, with two pages per sheet.
Spine budgeting combines stocks by physical sheets, with two pages per sheet. Inserts and binding allowance are separate contributions.1
Enter nonempty aligned even nonnegative safe-integer page counts/calipers, nonnegative integer insert count and nonnegative insert caliper/allowance. Return interior leaves, uncompressed paper block and allowance-inclusive spine.
When to use Book Spine Width From Pages and Caliper
Use Book Spine Width From Pages and Caliper when you need to evaluate the supplied records under the calculation and evidence rules below. No compression, binding construction or print-ready approval is inferred.
Prepare measured font or typeset-layout values and the explicit design policy requested. For text or font bytes, use the supported syntax explained below.
How to use Book Spine Width From Pages and Caliper and understand its results
- Prepare measured font or typeset-layout values and the explicit design policy requested. For text or font bytes, use the supported syntax explained below.
- Enter interiorPageCountsByStock, sheetCalipersMmByStock, additionalInsertedSheets, insertSheetCaliperMm, callerBindingAllowanceMm using the field table and calculation rules, then run the tool.
- Read interiorLeafCount, uncompressedPaperBlockMm, modelBoundSpineWidthMm. The explanation below defines the units, signs, ordering and any flags or placeholder values.
- If the tool reports an input issue, correct the values and run it again. Apply the stated assumptions when interpreting a successfully returned result.
| Input field | Meaning | Value type; see rules below | Requirement |
|---|---|---|---|
| interiorPageCountsByStock | Interior page counts by stock | list of number | Required |
| sheetCalipersMmByStock | Sheet calipers mm by stock | list of number | Required |
| additionalInsertedSheets | Additional inserted sheets | number | Required |
| insertSheetCaliperMm | Insert sheet caliper mm | number | Required |
| callerBindingAllowanceMm | Caller binding allowance mm | number | Required |
Enter nonempty aligned even nonnegative safe-integer page counts/calipers, nonnegative integer insert count and nonnegative insert caliper/allowance. Return interior leaves, uncompressed paper block and allowance-inclusive spine.
paperBlock=sum(pageCount/2×caliper)+insertSheets×insertCaliper Units, indexing, boundary conditions and exceptional cases are defined in the calculation rules above.
| Output field | Meaning | Value type |
|---|---|---|
| interiorLeafCount | Interior leaf count | number |
| uncompressedPaperBlockMm | Uncompressed paper block mm | number |
| modelBoundSpineWidthMm | Model bound spine width mm | number |
{
"input": {
"interiorPageCountsByStock": [
100,
200
],
"sheetCalipersMmByStock": [
0.1,
0.08
],
"additionalInsertedSheets": 2,
"insertSheetCaliperMm": 0.2,
"callerBindingAllowanceMm": 1
},
"output": {
"interiorLeafCount": 150,
"uncompressedPaperBlockMm": 13.4,
"modelBoundSpineWidthMm": 14.4
}
}Limitations and assumptions
No compression, binding construction or print-ready approval is inferred.
Numeric inputs, where present, must be finite. Follow the calculation-specific rules for overflow, underflow and exceptional cases. Numeric lists are limited to 10,000 entries; string lists to 128 strings of at most 128 characters each. The rules above may impose smaller limits. Missing required fields, extra fields, wrong value types and violations of the calculation rules are input errors.
Alternative or Complementary methods
Use Font File Size Estimate From Glyph Count: Uncompressed SFNT budgeting combines per-glyph class costs with table and directory overhead. Compression changes the eventual file size. For a complementary task, use Drop Cap Lines Height Span: A drop cap spanning N lines reaches across N−1 baseline intervals plus the body cap height. Its font size also depends on its cap-height ratio.
References
-
Book Spine Width From Pages and Caliper — tool.io
Similar or alternative tools
- Font File Size Estimate From Glyph Count
Uncompressed SFNT budgeting combines per-glyph class costs with table and directory overhead. Compression changes the eventual file size.
- Drop Cap Lines Height Span
A drop cap spanning N lines reaches across N−1 baseline intervals plus the body cap height. Its font size also depends on its cap-height ratio.