cocos2d-x-2.2.6-miyoo-a30

[WIP] Cocos2d-x-2.2.6 MIYOO A30, TRIMUI SMART PRO, TRIMUI BRICK port, now only support video output with GLES2, no input and audio

About OpenGL ES 2.0 initialization code

• Inspired by and thanks to Steward.
• see also https://steward-fu.github.io/website/handheld/miyoo_a30_cpp_es_triangle.htm

參考資訊：
https://www.khronos.org/assets/uploads/books/openglr_es_20_programming_guide_sample.pdf

Original Cocos2d-x Repo

• https://github.com/cocos2d/cocos2d-x/tree/cocos2d-x-2.2.6

About GCC toolchain and development environment

• see also https://github.com/weimingtom/onscripter-libretro_fork

(for miyoo a30)
https://github.com/XK9274/a30-sdk-miyoo/releases/tag/16042024
see https://github.com/weimingtom/miyoo_a30_playground
see https://github.com/weimingtom/onscripter-jh-miyoo-a30

(for Trimui Smart Pro and Trimui Brick, aarch64)
https://github.com/trimui/toolchain_sdk_smartpro/releases/tag/20231018

(for PC)
xubuntu 20.04 64bit  

About screen rotation 90 degrees problem

• see also https://github.com/weimingtom/cocos2dx226_vc6

see cocos2dx/CCDirector.cpp, void CCDirector::setProjection(ccDirectorProjection kProjection), see

#if CC_TARGET_PLATFORM == CC_PLATFORM_WP8
            //if needed, we need to add a rotation for Landscape orientations on Windows Phone 8 since it is always in Portrait Mode
            kmGLMultMatrix(CCEGLView::sharedOpenGLView()->getOrientationMatrix());
#endif

About OpenGL projection and other cocos2d-x code execution flow

• Cocos2d-x屏幕适配之Sprite绘制原理
  https://blog.csdn.net/ado137/article/details/37563323
  https://blog.csdn.net/weixin_44053279/article/details/129713948

Key and important codes

• CCEGLView.cpp (EGL initialization and viewport rotation)
• CCDirector.cpp (CCDirector::setProjection, Screen rotation)
• CCDirector.cpp (CCDirector::drawScene) and CCScene.cpp (Outside display list draw loop)
• CCSprite.cpp and CCNode.cpp (Inside display list draw loop)
• main.cpp (Screen size)
• HelloWorldScene.cpp (Outside the engine)

TODO

• https://github.com/kyokomi/Cocos2dxNovelGame
  Cocos2dxNovelGame_v1.rar
• https://github.com/wuxuanjian/cocos2d/tree/master/cocos2dx_lizi_1
• https://github.com/opentalking/gif-for-cocos2dx
• https://github.com/dayongxie/MyGUI
  MyGUI_cocos2d-x.rar
• Cocos2d-x2.2.5修改版
• https://github.com/weimingtom/adv_cocos2dx
• https://github.com/weimingtom/marika_cocos2dx
  only a template