From f4bda545c912e6fcdf5ff4debd2eb2793beb6723 Mon Sep 17 00:00:00 2001
From: SimonFair <39065407+SimonFair@users.noreply.github.com>
Date: Fri, 20 Dec 2024 19:59:59 +0000
Subject: [PATCH] Add Display Options

---
 .../dynamix.vm.manager/include/libvirt.php    | 27 +++++++++-
 .../include/libvirt_helpers.php               | 50 +++++++++++++++++++
 2 files changed, 76 insertions(+), 1 deletion(-)

diff --git a/emhttp/plugins/dynamix.vm.manager/include/libvirt.php b/emhttp/plugins/dynamix.vm.manager/include/libvirt.php
index 0c5f3a083..25e63c2fd 100644
--- a/emhttp/plugins/dynamix.vm.manager/include/libvirt.php
+++ b/emhttp/plugins/dynamix.vm.manager/include/libvirt.php
@@ -860,6 +860,12 @@
 								$strAccel3d ="<acceleration accel3d='yes'/>";
 						}}
 
+						$strDisplayOptions = "";
+						if ($strModelType == "qxl") {
+							if (empty($gpu['DisplayOptions'])) $gpu['DisplayOptions'] ="ram='65536' vram='16384' vgamem='16384' heads='1' primary='yes'";
+							$strDisplayOptions = $gpu['DisplayOptions'];
+						}
+
 						$vmrc = "<input type='tablet' bus='usb'/>
 								<input type='mouse' bus='ps2'/>
 								<input type='keyboard' bus='ps2'/>
@@ -869,7 +875,7 @@
 								</graphics>
 								$strEGLHeadless
 								<video>
-									<model type='$strModelType'>
+									<model type='$strModelType' $strDisplayOptions>
       									$strAccel3d
     								</model>
 									<address type='pci' domain='0x0000' bus='0x00' slot='0x1e' function='0x0'/>
@@ -2227,6 +2233,25 @@
 			return $var;
 		}
 
+		function domain_get_vnc_display_options($domain) {
+			$tmp = $this->get_xpath($domain, '//domain/devices/video/model/@heads', false);
+			if (!$tmp)
+				$heads=1;
+
+			$heads = $tmp[0];
+			unset($tmp);
+
+			$tmp = $this->get_xpath($domain, '//domain/devices/video/model/@vram', false);
+			if (!$tmp)
+				$vram=16384/1024;
+
+			$vram = $tmp[0]/1024;
+			unset($tmp);
+
+			$var = "H$heads.{$vram}M";
+			return $var;
+		}
+
 		function domain_get_vnc_keymap($domain) {
 			$tmp = $this->get_xpath($domain, '//domain/devices/graphics/@keymap', false);
 			if (!$tmp)
diff --git a/emhttp/plugins/dynamix.vm.manager/include/libvirt_helpers.php b/emhttp/plugins/dynamix.vm.manager/include/libvirt_helpers.php
index fefac0ceb..01475f37f 100644
--- a/emhttp/plugins/dynamix.vm.manager/include/libvirt_helpers.php
+++ b/emhttp/plugins/dynamix.vm.manager/include/libvirt_helpers.php
@@ -708,6 +708,55 @@ private static $encoding = 'UTF-8';
 	] ;
 
 
+	#<model type='qxl' ram='65536' vram='65536' vgamem='16384' heads='1' primary='yes'/>
+
+	$arrDisplayOptions = [
+		"H1.16M" => [ 
+			"text" => "1 Screen 16Mb Memory",
+			"qxlxml" => "ram='65536' vram='16384' vgamem='16384' heads='1' primary='yes'",
+		],
+		"H1.32M" => [ 
+			"text" => "1 Screen 32Mb Memory",
+			"qxlxml" => "ram='65536' vram='32768' vgamem='32768' heads='1' primary='yes'",
+		],
+		"H1.64M" => [ 
+			"text" => "1 Screen 64Mb Memory",
+			"qxlxml" => "ram='65536' vram='65536' vram64='65535' vgamem='65536' heads='1' primary='yes'",
+		],
+		"H1.128M" => [ 
+			"text" => "1 Screen 128Mb Memory",
+			"qxlxml"=> "ram='65536' vram='131072' vram64='131072' vgamem='65536' heads='1' primary='yes'",
+		],
+		"H1.256M" => [ 
+			"text" => "1 Screen 256Mb Memory",
+			"qxlxml" => "ram='65536' vram='262144' vram64='262144' vgamem='65536' heads='1' primary='yes'",
+		],
+		"H2.64M" => [ 
+			"text" => "2 Screens 64Mb Memory",
+			"qxlxml" => "ram='65536' vram='65536' vram64='65535' vgamem='65536' heads='2' primary='yes'",
+		],
+		"H2.128M" => [ 
+			"text" => "2 Screens 128Mb Memory",
+			"qxlxml" => "ram='65536' vram='131072'vram64='131072' vgamem='65536' heads='2' primary='yes'",
+		],
+		"H2.256M" => [ 
+			"text" => "2 Screens 256Mb Memory",
+			"qxlxml" => "ram='65536' vram='262144'vram64='262144' vgamem='65536' heads='2' primary='yes'",
+		],
+		"H4.64M" => [ 
+			"text" => "4 Screens 64Mb Memory",
+			"qxlxml" => "ram='65536' vram='65536' vram64='65535' vgamem='65536' heads='4' primary='yes'",
+		],
+		"H4.128M" => [ 
+			"text" => "4 Screens 128Mb Memory",
+			"qxlxml" => "ram='65536' vram='131072'vram64='131072' vgamem='65536' heads='4' primary='yes'",
+		],
+		"H4.256M" => [ 
+			"text" => "4 Screens 256Mb Memory",
+			"qxlxml"=> "ram='65536' vram='262144' vram64='262144' vgamem='65536' heads='4' primary='yes'",
+		],
+		];
+
 	// Read configuration file (guaranteed to exist)
 	$domain_cfgfile = "/boot/config/domain.cfg";
 	$domain_cfg = parse_ini_file($domain_cfgfile);
@@ -1281,6 +1330,7 @@ private static $encoding = 'UTF-8';
 				'copypaste' => $getcopypaste,
 				'guest' => ['multi' => 'off' ],
 				'render' => $lv->domain_get_vnc_render($res),
+				'DisplayOptions' => $lv->domain_get_vnc_display_options($res),
 			];
 		}