From 74558b72b9dafd242b0a6629c68f83d03070feb2 Mon Sep 17 00:00:00 2001
From: lmj01 <lmj01@users.noreply.github.com>
Date: Mon, 8 Jan 2024 12:01:30 +0800
Subject: [PATCH] update

---
 cg/canvas.md             | 6 ++++++
 index/books.md           | 1 +
 index/computerScience.md | 6 +++++-
 web/html.md              | 5 ++++-
 4 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/cg/canvas.md b/cg/canvas.md
index 80a83ae..9e3d505 100644
--- a/cg/canvas.md
+++ b/cg/canvas.md
@@ -56,6 +56,12 @@ CanvasRenderingContext2D.isPointInPath()
 
 [标准文档中的canvas text style](https://html.spec.whatwg.org/multipage/canvas.html#text-styles)
 
+### color-space or color-model
+
+[Canvas Drawing images standard doc](https://html.spec.whatwg.org/multipage/canvas.html#drawing-images)
+[A Standard Default Color Space for the Internet - sRGB](https://www.w3.org/Graphics/Color/sRGB.html)
+[CSS Color Module Level 3](https://www.w3.org/TR/css-color-3/#rgb-color)
+
 ## 参考
 
 - [OffscreenCanvas-离屏canvas使用说明](https://zhuanlan.zhihu.com/p/100375855)
\ No newline at end of file
diff --git a/index/books.md b/index/books.md
index f3ee6dc..745ecc6 100644
--- a/index/books.md
+++ b/index/books.md
@@ -10,6 +10,7 @@
     - 通过webpack对nodejs支持js的module理解更透彻，实践就是用到的
 
 - [what every programmer should know about memory](https://people.freebsd.org/~lstewart/articles/cpumemory.pdf)
+- [Effective Debugging有效调试](https://celthi.github.io/effective-debugging-zh/)
 
 ## 数学
 
diff --git a/index/computerScience.md b/index/computerScience.md
index 6324590..f94383f 100644
--- a/index/computerScience.md
+++ b/index/computerScience.md
@@ -40,7 +40,7 @@
 - [bezierjs ](https://pomax.github.io/bezierjs/)
     - [github](https://github.com/Pomax/bezierjs)
 
-### 网格与CAD
+### 网格
 - [HalfEdge半边结构](../cg/tools/half-edge.md)
 - [网格划分](../cg/mesh/mesh-generation.md)
 - [曲线](../cg/tools/curve.md)
@@ -54,6 +54,10 @@
 - [How to make an infinite grid无限网格](http://asliceofrendering.com/scene%20helper/2020/01/05/InfiniteGrid/)
 - [LNLib is a C++ NURBS Algorithms Library. These algorithms are primary referenced from The NURBS Book 2nd Edition. ](https://github.com/BIMCoderLiang/LNLib)
 
+### CAD
+
+- [FreeCAD is an open-source parametric 3D modeler made primarily to design real-life objects of any size](https://github.com/FreeCAD/FreeCAD)
+
 ### api
 
 - [OpenGL](../cg/opengl.md)
diff --git a/web/html.md b/web/html.md
index b793e77..ba8840b 100644
--- a/web/html.md
+++ b/web/html.md
@@ -1,7 +1,10 @@
 
 # [HTML](https://whatwg.org/)
 
-> 文档[mozilla html doc](https://developer.mozilla.org/en-US/docs/Web/HTML),[HTML5](https://developer.mozilla.org/en-US/docs/Web/Guide/HTML/HTML5).
+>  [HTML Living Standard ](https://html.spec.whatwg.org/multipage/)
+
+[mozilla html doc文档](https://developer.mozilla.org/en-US/docs/Web/HTML)
+
 
 ## tags