screen blend mode (#390)

* inputs

* forum url

* read only user

* html5 gamepad

* sdk api update

* update

* image properties

* update editor

* defold sdk update

* animation updates

* animation fix

* run as admin

* update bob

* update about AndroidX support

* software render

* linux-faq.md update

* 4.28.2021 updates

* Basis Universal format

* sound & mesh

* gamepad event mapping

* admob url

* Minor edit to building blocks intro text

* update gamepad & ios

* project settings

* libffi version

* scaling

* image compression

* update gamepads

* increase memory

* caching assets

* update 2021/10/6

* update 2021/10/16
blend-modes.md

* update 2021/11/12

* allow dynamic transforms update

* Bundle update

* update faq

* bullet & bob

* script properties update

* editor-styling

* build server url

* editor templates

* spine extension update

* Fix typo in the "optimizations" word in Chinese docs

* Update to material.md - Constants buffers

* Verify Graphics Calls

* H5 parameters

* OpenJDK downloads

* cn update corresponds to [pull 259](https://github.com/defold/doc/pull/259)

* application security

* porting guidelines

* update for 8f1651f

* cn update for 094bf6f

* cn update for 20fdfc5 & 6263317

* cn update for 7/19/2022

* title

* profiling update

* update editor.md

* update bob.md

* update shortcuts

* update fixed update note

* Update properties.md

* Update material.md

* Updates links

* Update bob help with the latest info

* camera & renderer

* Updated android keystore info zh_cn

* bundling.md release vs debug zh_cn

* update bob.md & gui-clipping.md

* contentless bundle

* consoles update

* model animation link

* gamepad & faq

* remove a camera lib

* font shadow render mode fix

* updates about app-manifest and others

* Update script.md

* includes in shaders

* editor scripts

* material updates

* Added dynamic atlas and texture creation

* fixes for atlas and some others

* update screenshots and add explanations (CN)

* add a line about Dynamic Prototype (CN)

* remove "inline" marks in pics

* de-translate the subtitle "Running the debugger" & images fix

* bundle identifier restrictions

* node properties Enabled and Visible (CN)

* release checklist & slice-9

* Update project-settings.md (CN)

* Update camera.md (CN)

* Update project-settings.md (CN)

* culling of meshes (CN)

* Update project-settings.md (CN)

* gltf model file support (CN)

* updates about factory (CN)

* Update bob.md (CN)

* Update bob.jar help (CN)

* Update about renderer and other things

* Update PS4 development and other things

* Dynamic prototype part of the collection factory.

* sync to atlas.md

* sync to design.md

* sync to gpgs.md

* sync to hot-reload.md

* sync to linux.md

* sync to live-update.md

* sync to lua.md

* sync to networking.md

* sync to physics-shapes.md

* sync to push.md

* sync to test.md

* sync to working-offline.md

* update material.md

* update zerobrane.md

* all done

* Splitting .zip archives in live-update.md

* manual for collision events

* Updated sprite documentation to include info about multiple textures

* update editor-scripts.md & physics-events.md

* update buffer.md & physics-shapes.md

* screen blend mode

docs/zh/manuals/gui.md

@@ -178,6 +178,7 @@ Blend mode
   - `Alpha` 覆盖下层颜色. 有的软件将其称作 "普通" 混合模式.
   - `Add` 叠加下层颜色. 有的软件将其称作 "增强" 混合模式.
   - `Multiply` 与下层颜色相乘.
+  - `Screen` 将节点的像素值与背景成反比. 这种混合模式在图形软件中称作 "Screen".
 
 Pivot
 : 节点的轴点. 可以看作是节点 "中心点". 各种旋转缩放等操作都基于这个轴点.