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breezy-desktop
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Update to only apply the effect to monitor 

Needs to fix an issue where the cursor appears under menus, and allow for choosing the correct monitor
This commit is contained in:
wheaney 2024-04-09 10:44:42 -07:00
parent 2df1ff0cf7
commit 8cb73e3a43
2 changed files with 39 additions and 3 deletions
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1
gnome/breezydesktop@org.xronlinux/IMUAdjust.frag
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@ -116,6 +116,7 @@ void PS_IMU_Transform(vec4 pos, vec2 texcoord, out vec4 color) {
float fov_y_width = fov_y_half_width * 2;
float fov_z_half_width = tan(half_fov_z_rads);
float fov_z_width = fov_z_half_width * 2;
float vec_y = -texcoord.x * fov_y_width + fov_y_half_width;
float vec_z = -texcoord.y * fov_z_width + fov_z_half_width;
vec3 lens_vector = vec3(lens_distance_ratio, lens_y_offset, lens_z_offset);

41
gnome/breezydesktop@org.xronlinux/extension.js
View File

@ -1,12 +1,15 @@
import Clutter from 'gi://Clutter'
import Gio from 'gi://Gio';
import GLib from 'gi://GLib';
import GObject from 'gi://GObject';
import Meta from 'gi://Meta';
import Shell from 'gi://Shell';
import St from 'gi://St';
import { CursorManager } from './cursormanager.js';
import {Extension} from 'resource:///org/gnome/shell/extensions/extension.js';
import * as Main from 'resource:///org/gnome/shell/ui/main.js';
const UINT8_SIZE = 1;
const BOOL_SIZE = UINT8_SIZE;
@ -101,6 +104,11 @@ function getShaderSource(path) {
const data = file.load_contents(null);
// version string helps with linting, but GNOME extension doesn't like it, so remove it if it's there
//
// TODO - Gjs on GNOME 45.5 WARNING: Some code called array.toString() on a Uint8Array instance. Previously this
// would have interpreted the bytes of the array as a string, but that is nonstandard. In the future this
// will return the bytes as comma-separated digits. For the time being, the old behavior has been preserved,
// but please fix your code anyway to use TextDecoder.
return data[1].toString().replace(/^#version .*$/gm, '') + '\n';
}
@ -168,7 +176,7 @@ function setIntermittentUniformVariables() {
// compute these values once, they only change when the XR device changes
const displayAspectRatio = displayRes[0] / displayRes[1];
const stageAspectRatio = global.stage.get_width() / global.stage.get_height();
const stageAspectRatio = this._targetMonitor.width / this._targetMonitor.height;
const diagToVertRatio = Math.sqrt(Math.pow(stageAspectRatio, 2) + 1);
const halfFovZRads = degreeToRadian(displayFov / diagToVertRatio) / 2;
const halfFovYRads = halfFovZRads * stageAspectRatio;
@ -209,6 +217,7 @@ export default class BreezyDesktopExtension extends Extension {
this._cursorManager = null;
this._shared_mem_file = null;
this._xr_effect = null;
this._overlay = null;
}
enable() {
@ -233,12 +242,37 @@ export default class BreezyDesktopExtension extends Extension {
}
_effect_enable() {
if (!this._cursorManager) this._cursorManager = new CursorManager(global.stage);
if (!this._cursorManager) this._cursorManager = new CursorManager(Main.uiGroup);
this._cursorManager.enable();
if (!this._overlay) {
const monitors = Main.layoutManager.monitors;
this._targetMonitor = monitors[monitors.length-1];
this._overlay = new St.Bin({ style: 'background-color: rgba(0, 0, 0, 1);'});
this._overlay.opacity = 255;
this._overlay.set_position(this._targetMonitor.x, this._targetMonitor.y);
this._overlay.set_size(this._targetMonitor.width, this._targetMonitor.height);
const overlayContent = new Clutter.Actor({clip_to_allocation: true});
const uiClone = new Clutter.Clone({ source: Main.uiGroup, clip_to_allocation: true });
overlayContent.add_actor(uiClone);
this._overlay.set_child(overlayContent);
global.stage.insert_child_above(this._overlay, null);
Shell.util_set_hidden_from_pick(this._overlay, true);
uiClone.x = -this._targetMonitor.x;
uiClone.y = -this._targetMonitor.y;
}
if (!this._xr_effect) {
const extensionPath = this._extensionPath;
const shared_mem_file = this._shared_mem_file;
const overlay = this._overlay;
const targetMonitor = this._targetMonitor;
var XREffect = GObject.registerClass({}, class XREffect extends Shell.GLSLEffect {
vfunc_build_pipeline() {
const code = getShaderSource(`${extensionPath}/IMUAdjust.frag`);
@ -246,6 +280,7 @@ export default class BreezyDesktopExtension extends Extension {
this.add_glsl_snippet(Shell.SnippetHook.FRAGMENT, code, main, false);
this._frametime = Math.floor(1000 / 90); // 90 FPS
this._targetMonitor = targetMonitor;
}
vfunc_paint_target(node, paintContext) {
@ -293,7 +328,7 @@ export default class BreezyDesktopExtension extends Extension {
this._xr_effect = new XREffect();
}
global.stage.add_effect_with_name('xr-desktop', this._xr_effect);
this._overlay.add_effect_with_name('xr-desktop', this._xr_effect);
Meta.disable_unredirect_for_display(global.display);
}