decompose affine into simpler transformations - #327

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util/affine_decomposition
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decompose affine into simpler transformations#327
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util/affine_decomposition

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Helper function for @timtreis as asked in #314.

@LucaMarconatoLucaMarconato linked an issue Jul 25, 2023 that may be closed by this pull request
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Please check the docstring of the _decompose_transformation() for a detailed explanation. Please let me know if you need more use cases or a different type of representation (like combining "shear" and "rotation" into a unique affine matrix, or forcing "shear" having diagonal values all 1 done; things like these).

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I added some tests, but at each run the function is also doing some additional lightweight checks before returning, so if there are bugs we catch them.

@LucaMarconatoLucaMarconato changed the title implemented _decompose_transformation()decompose affine into simpler transformationsJul 25, 2023
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Codecov Report

Merging #327 (c0bca76) into main (b25ec12) will decrease coverage by 0.73%.
Report is 1 commits behind head on main.
The diff coverage is 100.00%.

❗ Current head c0bca76 differs from pull request most recent head 44f80bf. Consider uploading reports for the commit 44f80bf to get more accurate results

Additional details and impacted files
@@ Coverage Diff @@## main #327 +/- ##
==========================================
- Coverage 91.42% 90.69% -0.73% 
==========================================
Files 36 36 Lines 4849 4740 -109 ==========================================
- Hits 4433 4299 -134 - Misses 416 441 +25 
FilesCoverage Δ
src/spatialdata/transformations/transformations.py92.36% <100.00%> (+0.87%)⬆️

... and 13 files with indirect coverage changes

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Please also have a look at the much simpler _decompose_affine_into_linear_and_translation(). For the new transformations refactoring I will need the new function of this PR because I want to separate operations on the coordinates and operations on the raw data that needs to be committed. But for plotting this PR may be overkill (or I may need to make a simpler function).

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@timtreis I made some changes, I added the parameter simple_decomposition to _decompose_transformation() and I believe that this is what you need (not _decompose_affine_into_linear_and_translation()). Thought about it and the original decomposition (simple_decomposition=False`) is probably not useful for matplotlib plotting.

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Other PR have more priorities for code review. Gonna merge since the PR is thoroughly tested and since I am going to test it manually again when refactoring the transformations using this code. CC @kevinyamauchi@giovp

@LucaMarconato
LucaMarconato merged commit da7cc58 into mainOct 28, 2023
@LucaMarconato
LucaMarconato deleted the util/affine_decomposition branch October 28, 2023 19:26
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})();
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try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '
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decompose affine into simpler transformations - #327

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LucaMarconato merged 3 commits into
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util/affine_decomposition
Oct 28, 2023
Merged

decompose affine into simpler transformations#327
LucaMarconato merged 3 commits into
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util/affine_decomposition

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Helper function for @timtreis as asked in #314.

@LucaMarconatoLucaMarconato linked an issue Jul 25, 2023 that may be closed by this pull request
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LucaMarconato commented Jul 25, 2023

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Please check the docstring of the _decompose_transformation() for a detailed explanation. Please let me know if you need more use cases or a different type of representation (like combining "shear" and "rotation" into a unique affine matrix, or forcing "shear" having diagonal values all 1 done; things like these).

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I added some tests, but at each run the function is also doing some additional lightweight checks before returning, so if there are bugs we catch them.

@LucaMarconatoLucaMarconato changed the title implemented _decompose_transformation()decompose affine into simpler transformationsJul 25, 2023
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Codecov Report

Merging #327 (c0bca76) into main (b25ec12) will decrease coverage by 0.73%.
Report is 1 commits behind head on main.
The diff coverage is 100.00%.

❗ Current head c0bca76 differs from pull request most recent head 44f80bf. Consider uploading reports for the commit 44f80bf to get more accurate results

Additional details and impacted files
@@ Coverage Diff @@## main #327 +/- ##
==========================================
- Coverage 91.42% 90.69% -0.73% 
==========================================
Files 36 36 Lines 4849 4740 -109 ==========================================
- Hits 4433 4299 -134 - Misses 416 441 +25 
FilesCoverage Δ
src/spatialdata/transformations/transformations.py92.36% <100.00%> (+0.87%)⬆️

... and 13 files with indirect coverage changes

@LucaMarconato

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Please also have a look at the much simpler _decompose_affine_into_linear_and_translation(). For the new transformations refactoring I will need the new function of this PR because I want to separate operations on the coordinates and operations on the raw data that needs to be committed. But for plotting this PR may be overkill (or I may need to make a simpler function).

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@timtreis I made some changes, I added the parameter simple_decomposition to _decompose_transformation() and I believe that this is what you need (not _decompose_affine_into_linear_and_translation()). Thought about it and the original decomposition (simple_decomposition=False`) is probably not useful for matplotlib plotting.

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Other PR have more priorities for code review. Gonna merge since the PR is thoroughly tested and since I am going to test it manually again when refactoring the transformations using this code. CC @kevinyamauchi@giovp

@LucaMarconato
LucaMarconato merged commit da7cc58 into mainOct 28, 2023
@LucaMarconato
LucaMarconato deleted the util/affine_decomposition branch October 28, 2023 19:26
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, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix"); } } catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
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decompose affine into simpler transformations - #327

Merged
LucaMarconato merged 3 commits into
mainfrom
util/affine_decomposition
Oct 28, 2023
Merged

decompose affine into simpler transformations#327
LucaMarconato merged 3 commits into
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util/affine_decomposition

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Helper function for @timtreis as asked in #314.

@LucaMarconatoLucaMarconato linked an issue Jul 25, 2023 that may be closed by this pull request
@LucaMarconato

LucaMarconato commented Jul 25, 2023

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Please check the docstring of the _decompose_transformation() for a detailed explanation. Please let me know if you need more use cases or a different type of representation (like combining "shear" and "rotation" into a unique affine matrix, or forcing "shear" having diagonal values all 1 done; things like these).

@LucaMarconato

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I added some tests, but at each run the function is also doing some additional lightweight checks before returning, so if there are bugs we catch them.

@LucaMarconatoLucaMarconato changed the title implemented _decompose_transformation()decompose affine into simpler transformationsJul 25, 2023
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Codecov Report

Merging #327 (c0bca76) into main (b25ec12) will decrease coverage by 0.73%.
Report is 1 commits behind head on main.
The diff coverage is 100.00%.

❗ Current head c0bca76 differs from pull request most recent head 44f80bf. Consider uploading reports for the commit 44f80bf to get more accurate results

Additional details and impacted files
@@ Coverage Diff @@## main #327 +/- ##
==========================================
- Coverage 91.42% 90.69% -0.73% 
==========================================
Files 36 36 Lines 4849 4740 -109 ==========================================
- Hits 4433 4299 -134 - Misses 416 441 +25 
FilesCoverage Δ
src/spatialdata/transformations/transformations.py92.36% <100.00%> (+0.87%)⬆️

... and 13 files with indirect coverage changes

@LucaMarconato

LucaMarconato commented Jul 25, 2023

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Please also have a look at the much simpler _decompose_affine_into_linear_and_translation(). For the new transformations refactoring I will need the new function of this PR because I want to separate operations on the coordinates and operations on the raw data that needs to be committed. But for plotting this PR may be overkill (or I may need to make a simpler function).

@LucaMarconato

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@timtreis I made some changes, I added the parameter simple_decomposition to _decompose_transformation() and I believe that this is what you need (not _decompose_affine_into_linear_and_translation()). Thought about it and the original decomposition (simple_decomposition=False`) is probably not useful for matplotlib plotting.

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Other PR have more priorities for code review. Gonna merge since the PR is thoroughly tested and since I am going to test it manually again when refactoring the transformations using this code. CC @kevinyamauchi@giovp

@LucaMarconato
LucaMarconato merged commit da7cc58 into mainOct 28, 2023
@LucaMarconato
LucaMarconato deleted the util/affine_decomposition branch October 28, 2023 19:26
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Dev feature: decompose affine transformation into its component

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, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms"); } } catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
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decompose affine into simpler transformations - #327

Merged
LucaMarconato merged 3 commits into
mainfrom
util/affine_decomposition
Oct 28, 2023
Merged

decompose affine into simpler transformations#327
LucaMarconato merged 3 commits into
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util/affine_decomposition

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Helper function for @timtreis as asked in #314.

@LucaMarconatoLucaMarconato linked an issue Jul 25, 2023 that may be closed by this pull request
@LucaMarconato

LucaMarconato commented Jul 25, 2023

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Please check the docstring of the _decompose_transformation() for a detailed explanation. Please let me know if you need more use cases or a different type of representation (like combining "shear" and "rotation" into a unique affine matrix, or forcing "shear" having diagonal values all 1 done; things like these).

@LucaMarconato

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I added some tests, but at each run the function is also doing some additional lightweight checks before returning, so if there are bugs we catch them.

@LucaMarconatoLucaMarconato changed the title implemented _decompose_transformation()decompose affine into simpler transformationsJul 25, 2023
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Codecov Report

Merging #327 (c0bca76) into main (b25ec12) will decrease coverage by 0.73%.
Report is 1 commits behind head on main.
The diff coverage is 100.00%.

❗ Current head c0bca76 differs from pull request most recent head 44f80bf. Consider uploading reports for the commit 44f80bf to get more accurate results

Additional details and impacted files
@@ Coverage Diff @@## main #327 +/- ##
==========================================
- Coverage 91.42% 90.69% -0.73% 
==========================================
Files 36 36 Lines 4849 4740 -109 ==========================================
- Hits 4433 4299 -134 - Misses 416 441 +25 
FilesCoverage Δ
src/spatialdata/transformations/transformations.py92.36% <100.00%> (+0.87%)⬆️

... and 13 files with indirect coverage changes

@LucaMarconato

LucaMarconato commented Jul 25, 2023

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Please also have a look at the much simpler _decompose_affine_into_linear_and_translation(). For the new transformations refactoring I will need the new function of this PR because I want to separate operations on the coordinates and operations on the raw data that needs to be committed. But for plotting this PR may be overkill (or I may need to make a simpler function).

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@timtreis I made some changes, I added the parameter simple_decomposition to _decompose_transformation() and I believe that this is what you need (not _decompose_affine_into_linear_and_translation()). Thought about it and the original decomposition (simple_decomposition=False`) is probably not useful for matplotlib plotting.

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Other PR have more priorities for code review. Gonna merge since the PR is thoroughly tested and since I am going to test it manually again when refactoring the transformations using this code. CC @kevinyamauchi@giovp

@LucaMarconato
LucaMarconato merged commit da7cc58 into mainOct 28, 2023
@LucaMarconato
LucaMarconato deleted the util/affine_decomposition branch October 28, 2023 19:26
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Dev feature: decompose affine transformation into its component

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decompose affine into simpler transformations - #327

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LucaMarconato merged 3 commits into
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util/affine_decomposition
Oct 28, 2023
Merged

decompose affine into simpler transformations#327
LucaMarconato merged 3 commits into
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util/affine_decomposition

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Helper function for @timtreis as asked in #314.

@LucaMarconatoLucaMarconato linked an issue Jul 25, 2023 that may be closed by this pull request
@LucaMarconato

LucaMarconato commented Jul 25, 2023

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Please check the docstring of the _decompose_transformation() for a detailed explanation. Please let me know if you need more use cases or a different type of representation (like combining "shear" and "rotation" into a unique affine matrix, or forcing "shear" having diagonal values all 1 done; things like these).

@LucaMarconato

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I added some tests, but at each run the function is also doing some additional lightweight checks before returning, so if there are bugs we catch them.

@LucaMarconatoLucaMarconato changed the title implemented _decompose_transformation()decompose affine into simpler transformationsJul 25, 2023
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Codecov Report

Merging #327 (c0bca76) into main (b25ec12) will decrease coverage by 0.73%.
Report is 1 commits behind head on main.
The diff coverage is 100.00%.

❗ Current head c0bca76 differs from pull request most recent head 44f80bf. Consider uploading reports for the commit 44f80bf to get more accurate results

Additional details and impacted files
@@ Coverage Diff @@## main #327 +/- ##
==========================================
- Coverage 91.42% 90.69% -0.73% 
==========================================
Files 36 36 Lines 4849 4740 -109 ==========================================
- Hits 4433 4299 -134 - Misses 416 441 +25 
FilesCoverage Δ
src/spatialdata/transformations/transformations.py92.36% <100.00%> (+0.87%)⬆️

... and 13 files with indirect coverage changes

@LucaMarconato

LucaMarconato commented Jul 25, 2023

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Please also have a look at the much simpler _decompose_affine_into_linear_and_translation(). For the new transformations refactoring I will need the new function of this PR because I want to separate operations on the coordinates and operations on the raw data that needs to be committed. But for plotting this PR may be overkill (or I may need to make a simpler function).

@LucaMarconato

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@timtreis I made some changes, I added the parameter simple_decomposition to _decompose_transformation() and I believe that this is what you need (not _decompose_affine_into_linear_and_translation()). Thought about it and the original decomposition (simple_decomposition=False`) is probably not useful for matplotlib plotting.

@LucaMarconato

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Other PR have more priorities for code review. Gonna merge since the PR is thoroughly tested and since I am going to test it manually again when refactoring the transformations using this code. CC @kevinyamauchi@giovp

@LucaMarconato
LucaMarconato merged commit da7cc58 into mainOct 28, 2023
@LucaMarconato
LucaMarconato deleted the util/affine_decomposition branch October 28, 2023 19:26
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Dev feature: decompose affine transformation into its component

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, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default"); } } catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
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decompose affine into simpler transformations - #327

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LucaMarconato merged 3 commits into
mainfrom
util/affine_decomposition
Oct 28, 2023
Merged

decompose affine into simpler transformations#327
LucaMarconato merged 3 commits into
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util/affine_decomposition

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Helper function for @timtreis as asked in #314.

@LucaMarconatoLucaMarconato linked an issue Jul 25, 2023 that may be closed by this pull request
@LucaMarconato

LucaMarconato commented Jul 25, 2023

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Please check the docstring of the _decompose_transformation() for a detailed explanation. Please let me know if you need more use cases or a different type of representation (like combining "shear" and "rotation" into a unique affine matrix, or forcing "shear" having diagonal values all 1 done; things like these).

@LucaMarconato

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I added some tests, but at each run the function is also doing some additional lightweight checks before returning, so if there are bugs we catch them.

@LucaMarconatoLucaMarconato changed the title implemented _decompose_transformation()decompose affine into simpler transformationsJul 25, 2023
@codecov

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Codecov Report

Merging #327 (c0bca76) into main (b25ec12) will decrease coverage by 0.73%.
Report is 1 commits behind head on main.
The diff coverage is 100.00%.

❗ Current head c0bca76 differs from pull request most recent head 44f80bf. Consider uploading reports for the commit 44f80bf to get more accurate results

Additional details and impacted files
@@ Coverage Diff @@## main #327 +/- ##
==========================================
- Coverage 91.42% 90.69% -0.73% 
==========================================
Files 36 36 Lines 4849 4740 -109 ==========================================
- Hits 4433 4299 -134 - Misses 416 441 +25 
FilesCoverage Δ
src/spatialdata/transformations/transformations.py92.36% <100.00%> (+0.87%)⬆️

... and 13 files with indirect coverage changes

@LucaMarconato

LucaMarconato commented Jul 25, 2023

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Please also have a look at the much simpler _decompose_affine_into_linear_and_translation(). For the new transformations refactoring I will need the new function of this PR because I want to separate operations on the coordinates and operations on the raw data that needs to be committed. But for plotting this PR may be overkill (or I may need to make a simpler function).

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@timtreis I made some changes, I added the parameter simple_decomposition to _decompose_transformation() and I believe that this is what you need (not _decompose_affine_into_linear_and_translation()). Thought about it and the original decomposition (simple_decomposition=False`) is probably not useful for matplotlib plotting.

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Other PR have more priorities for code review. Gonna merge since the PR is thoroughly tested and since I am going to test it manually again when refactoring the transformations using this code. CC @kevinyamauchi@giovp

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LucaMarconato merged commit da7cc58 into mainOct 28, 2023
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LucaMarconato deleted the util/affine_decomposition branch October 28, 2023 19:26
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Dev feature: decompose affine transformation into its component

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, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers"); } } catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
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decompose affine into simpler transformations - #327

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LucaMarconato merged 3 commits into
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util/affine_decomposition
Oct 28, 2023
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decompose affine into simpler transformations#327
LucaMarconato merged 3 commits into
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util/affine_decomposition

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Helper function for @timtreis as asked in #314.

@LucaMarconatoLucaMarconato linked an issue Jul 25, 2023 that may be closed by this pull request
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LucaMarconato commented Jul 25, 2023

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Please check the docstring of the _decompose_transformation() for a detailed explanation. Please let me know if you need more use cases or a different type of representation (like combining "shear" and "rotation" into a unique affine matrix, or forcing "shear" having diagonal values all 1 done; things like these).

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I added some tests, but at each run the function is also doing some additional lightweight checks before returning, so if there are bugs we catch them.

@LucaMarconatoLucaMarconato changed the title implemented _decompose_transformation()decompose affine into simpler transformationsJul 25, 2023
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Codecov Report

Merging #327 (c0bca76) into main (b25ec12) will decrease coverage by 0.73%.
Report is 1 commits behind head on main.
The diff coverage is 100.00%.

❗ Current head c0bca76 differs from pull request most recent head 44f80bf. Consider uploading reports for the commit 44f80bf to get more accurate results

Additional details and impacted files
@@ Coverage Diff @@## main #327 +/- ##
==========================================
- Coverage 91.42% 90.69% -0.73% 
==========================================
Files 36 36 Lines 4849 4740 -109 ==========================================
- Hits 4433 4299 -134 - Misses 416 441 +25 
FilesCoverage Δ
src/spatialdata/transformations/transformations.py92.36% <100.00%> (+0.87%)⬆️

... and 13 files with indirect coverage changes

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Please also have a look at the much simpler _decompose_affine_into_linear_and_translation(). For the new transformations refactoring I will need the new function of this PR because I want to separate operations on the coordinates and operations on the raw data that needs to be committed. But for plotting this PR may be overkill (or I may need to make a simpler function).

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@timtreis I made some changes, I added the parameter simple_decomposition to _decompose_transformation() and I believe that this is what you need (not _decompose_affine_into_linear_and_translation()). Thought about it and the original decomposition (simple_decomposition=False`) is probably not useful for matplotlib plotting.

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Other PR have more priorities for code review. Gonna merge since the PR is thoroughly tested and since I am going to test it manually again when refactoring the transformations using this code. CC @kevinyamauchi@giovp

@LucaMarconato
LucaMarconato merged commit da7cc58 into mainOct 28, 2023
@LucaMarconato
LucaMarconato deleted the util/affine_decomposition branch October 28, 2023 19:26
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Dev feature: decompose affine transformation into its component

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, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode"); } } catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); } })(); })();
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decompose affine into simpler transformations - #327

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LucaMarconato merged 3 commits into
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util/affine_decomposition
Oct 28, 2023
Merged

decompose affine into simpler transformations#327
LucaMarconato merged 3 commits into
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util/affine_decomposition

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Helper function for @timtreis as asked in #314.

@LucaMarconatoLucaMarconato linked an issue Jul 25, 2023 that may be closed by this pull request
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LucaMarconato commented Jul 25, 2023

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Please check the docstring of the _decompose_transformation() for a detailed explanation. Please let me know if you need more use cases or a different type of representation (like combining "shear" and "rotation" into a unique affine matrix, or forcing "shear" having diagonal values all 1 done; things like these).

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I added some tests, but at each run the function is also doing some additional lightweight checks before returning, so if there are bugs we catch them.

@LucaMarconatoLucaMarconato changed the title implemented _decompose_transformation()decompose affine into simpler transformationsJul 25, 2023
@codecov

codecovBot commented Jul 25, 2023

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Codecov Report

Merging #327 (c0bca76) into main (b25ec12) will decrease coverage by 0.73%.
Report is 1 commits behind head on main.
The diff coverage is 100.00%.

❗ Current head c0bca76 differs from pull request most recent head 44f80bf. Consider uploading reports for the commit 44f80bf to get more accurate results

Additional details and impacted files
@@ Coverage Diff @@## main #327 +/- ##
==========================================
- Coverage 91.42% 90.69% -0.73% 
==========================================
Files 36 36 Lines 4849 4740 -109 ==========================================
- Hits 4433 4299 -134 - Misses 416 441 +25 
FilesCoverage Δ
src/spatialdata/transformations/transformations.py92.36% <100.00%> (+0.87%)⬆️

... and 13 files with indirect coverage changes

@LucaMarconato

LucaMarconato commented Jul 25, 2023

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Please also have a look at the much simpler _decompose_affine_into_linear_and_translation(). For the new transformations refactoring I will need the new function of this PR because I want to separate operations on the coordinates and operations on the raw data that needs to be committed. But for plotting this PR may be overkill (or I may need to make a simpler function).

@LucaMarconato

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@timtreis I made some changes, I added the parameter simple_decomposition to _decompose_transformation() and I believe that this is what you need (not _decompose_affine_into_linear_and_translation()). Thought about it and the original decomposition (simple_decomposition=False`) is probably not useful for matplotlib plotting.

@LucaMarconato

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Other PR have more priorities for code review. Gonna merge since the PR is thoroughly tested and since I am going to test it manually again when refactoring the transformations using this code. CC @kevinyamauchi@giovp

@LucaMarconato
LucaMarconato merged commit da7cc58 into mainOct 28, 2023
@LucaMarconato
LucaMarconato deleted the util/affine_decomposition branch October 28, 2023 19:26
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Dev feature: decompose affine transformation into its component

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