diff options
| -rw-r--r-- | meson.build | 1 | ||||
| -rw-r--r-- | staging/single-pixel-buffer/README | 4 | ||||
| -rw-r--r-- | staging/single-pixel-buffer/single-pixel-buffer-v1.xml | 69 |
3 files changed, 74 insertions, 0 deletions
diff --git a/meson.build b/meson.build index c593fef..25699f1 100644 --- a/meson.build +++ b/meson.build @@ -39,6 +39,7 @@ staging_protocols = { 'xdg-activation': ['v1'], 'drm-lease': ['v1'], 'ext-session-lock': ['v1'], + 'single-pixel-buffer': ['v1'], } protocol_files = [] diff --git a/staging/single-pixel-buffer/README b/staging/single-pixel-buffer/README new file mode 100644 index 0000000..b3ae55e --- /dev/null +++ b/staging/single-pixel-buffer/README @@ -0,0 +1,4 @@ +Single-pixel buffer protocol + +Maintainers: +Simon Ser <contact@emersion.fr> diff --git a/staging/single-pixel-buffer/single-pixel-buffer-v1.xml b/staging/single-pixel-buffer/single-pixel-buffer-v1.xml new file mode 100644 index 0000000..b157155 --- /dev/null +++ b/staging/single-pixel-buffer/single-pixel-buffer-v1.xml @@ -0,0 +1,69 @@ +<?xml version="1.0" encoding="UTF-8"?> +<protocol name="single_pixel_buffer_v1"> + <copyright> + Copyright © 2022 Simon Ser + + Permission is hereby granted, free of charge, to any person obtaining a + copy of this software and associated documentation files (the "Software"), + to deal in the Software without restriction, including without limitation + the rights to use, copy, modify, merge, publish, distribute, sublicense, + and/or sell copies of the Software, and to permit persons to whom the + Software is furnished to do so, subject to the following conditions: + + The above copyright notice and this permission notice (including the next + paragraph) shall be included in all copies or substantial portions of the + Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + DEALINGS IN THE SOFTWARE. + </copyright> + + <description summary="single pixel buffer factory"> + This protocol extension allows clients to create single-pixel buffers. + + Compositors supporting this protocol extension should also support the + viewporter protocol extension. Clients may use viewporter to scale a + single-pixel buffer to a desired size. + + Warning! The protocol described in this file is currently in the testing + phase. Backward compatible changes may be added together with the + corresponding interface version bump. Backward incompatible changes can + only be done by creating a new major version of the extension. + </description> + + <interface name="wp_single_pixel_buffer_manager_v1" version="1"> + <description summary="global factory for single-pixel buffers"> + The wp_single_pixel_buffer_manager_v1 interface is a factory for + single-pixel buffers. + </description> + + <request name="destroy" type="destructor"> + <description summary="destroy the manager"> + Destroy the wp_single_pixel_buffer_manager_v1 object. + + The child objects created via this interface are unaffected. + </description> + </request> + + <request name="create_u32_rgba_buffer"> + <description summary="create a 1×1 buffer from 32-bit RGBA values"> + Create a single-pixel buffer from four 32-bit RGBA values. + + Unless specified in another protocol extension, the RGBA values use + pre-multiplied alpha. + + The width and height of the buffer are 1. + </description> + <arg name="id" type="new_id" interface="wl_buffer"/> + <arg name="r" type="uint" summary="value of the buffer's red channel"/> + <arg name="g" type="uint" summary="value of the buffer's green channel"/> + <arg name="b" type="uint" summary="value of the buffer's blue channel"/> + <arg name="a" type="uint" summary="value of the buffer's alpha channel"/> + </request> + </interface> +</protocol> |