My big button For Blender 2.80 - Update
[UPDATE 23/05/2019] : Render Button tab v0.1.2
- New Render region option in “Dimensions” settings.
- New “Active & Preview” button in camera selector, for better visibility. Now the icon changes appearance depending on the active camera. (on/off state)
- New “Quick Settings Box” relative to active Camera, in Camera Selector. Only visible when a camera selected. (click on header or radio button to open/close).
- Some bugs fixes
Downloads links and more on BlenderArtist forum: blenderartists.org/t/big-render-button-for-blender-2-80/1159414
happy blending!