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authorSimon Matter <simon.matter@invoca.ch>2017-10-09 11:36:23 +0200
committerMihai Moldovan <ionic@ionic.de>2018-02-27 09:29:45 +0100
commit9dd2830e0c01e163a3ba92cb07476c02fd132b99 (patch)
tree665c9c4493fc678df5a51211c417a4c04d5f6bcb /nx-X11/programs/Xserver/hw/nxagent
parenta88ca271751c1bcf90b352b8c5a79631263c56aa (diff)
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nxagent: Auto-detect client-side DPI at session startup.
Diffstat (limited to 'nx-X11/programs/Xserver/hw/nxagent')
-rw-r--r--nx-X11/programs/Xserver/hw/nxagent/Args.c8
-rw-r--r--nx-X11/programs/Xserver/hw/nxagent/Extensions.c17
-rw-r--r--nx-X11/programs/Xserver/hw/nxagent/Screen.c42
-rw-r--r--nx-X11/programs/Xserver/hw/nxagent/man/nxagent.13
4 files changed, 64 insertions, 6 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Args.c b/nx-X11/programs/Xserver/hw/nxagent/Args.c
index 63433f4da..a51ad0c01 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/Args.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/Args.c
@@ -130,6 +130,8 @@ char nxagentDisplayName[NXAGENTDISPLAYNAMELENGTH];
Bool nxagentSynchronize = False;
Bool nxagentRealWindowProp = False;
+Bool nxagentAutoDPI = False;
+
char nxagentShadowDisplayName[NXAGENTSHADOWDISPLAYNAMELENGTH] = {0};
char nxagentWindowName[NXAGENTWINDOWNAMELENGTH];
@@ -743,6 +745,11 @@ int ddxProcessArgument(int argc, char *argv[], int i)
return 1;
}
+ if (!strcmp(argv[i], "-autodpi")) {
+ nxagentAutoDPI = True;
+ return 1;
+ }
+
/*
* The original -noreset option, disabling
* dispatchExceptionAtReset, is the default.
@@ -2091,6 +2098,7 @@ void ddxUseMsg(void)
ErrorF("-class string default visual class\n");
ErrorF("-depth int default depth\n");
ErrorF("-geometry WxH+X+Y window size and position\n");
+ ErrorF("-autodpi detect real server's DPI and use that in the session\n");
ErrorF("-bw int window border width\n");
ErrorF("-name string window name\n");
ErrorF("-scrns int number of screens to generate\n");
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Extensions.c b/nx-X11/programs/Xserver/hw/nxagent/Extensions.c
index 211af8ccf..05a4b4f13 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/Extensions.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/Extensions.c
@@ -338,15 +338,26 @@ static int nxagentRandRInitSizes(ScreenPtr pScreen)
width = w[i];
height = h[i];
- mmWidth = (width * 254 + monitorResolution * 5) / (monitorResolution * 10);
+ if (monitorResolution < 0)
+ {
+ mmWidth = width * DisplayWidthMM(nxagentDisplay, DefaultScreen(nxagentDisplay)) /
+ DisplayWidth(nxagentDisplay, DefaultScreen(nxagentDisplay));
+
+ mmHeight = height * DisplayHeightMM(nxagentDisplay, DefaultScreen(nxagentDisplay)) /
+ DisplayHeight(nxagentDisplay, DefaultScreen(nxagentDisplay));
+ }
+ else
+ {
+ mmWidth = (width * 254 + monitorResolution * 5) / (monitorResolution * 10);
+ mmHeight = (height * 254 + monitorResolution * 5) / (monitorResolution * 10);
+
+ }
if (mmWidth < 1)
{
mmWidth = 1;
}
- mmHeight = (height * 254 + monitorResolution * 5) / (monitorResolution * 10);
-
if (mmHeight < 1)
{
mmHeight = 1;
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Screen.c b/nx-X11/programs/Xserver/hw/nxagent/Screen.c
index 36da8b905..d4a083a1b 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/Screen.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/Screen.c
@@ -210,6 +210,9 @@ void nxagentShadowAdaptDepth(unsigned int, unsigned int, unsigned int, char **);
RegionRec nxagentShadowUpdateRegion;
#define NXAGENT_DEFAULT_DPI 75
+#define NXAGENT_AUTO_DPI -1
+
+extern Bool nxagentAutoDPI;
/*
* From randr/randr.c. This was originally static
@@ -1327,10 +1330,14 @@ Bool nxagentOpenScreen(ScreenPtr pScreen,
rootDepth, (long unsigned int)defaultVisual);
#endif
- if (monitorResolution < 1)
+ if ((monitorResolution < 1) && (nxagentAutoDPI == False))
{
monitorResolution = NXAGENT_DEFAULT_DPI;
}
+ else if ((monitorResolution < 1) && (nxagentAutoDPI == True))
+ {
+ monitorResolution = NXAGENT_AUTO_DPI;
+ }
if (!fbScreenInit(pScreen, pFrameBufferBits, nxagentOption(RootWidth), nxagentOption(RootHeight),
monitorResolution, monitorResolution, PixmapBytePad(nxagentOption(RootWidth), rootDepth), bitsPerPixel))
@@ -1474,6 +1481,17 @@ N/A
* return FALSE;
*/
+ if (monitorResolution < 0)
+ {
+ pScreen->mmWidth = nxagentOption(RootWidth) * DisplayWidthMM(nxagentDisplay,
+ DefaultScreen(nxagentDisplay)) / DisplayWidth(nxagentDisplay,
+ DefaultScreen(nxagentDisplay));
+
+ pScreen->mmHeight = nxagentOption(RootHeight) * DisplayHeightMM(nxagentDisplay,
+ DefaultScreen(nxagentDisplay)) / DisplayHeight(nxagentDisplay,
+ DefaultScreen(nxagentDisplay));
+ }
+
pScreen->defColormap = (Colormap) FakeClientID(0);
pScreen->minInstalledCmaps = MINCMAPS;
pScreen->maxInstalledCmaps = MAXCMAPS;
@@ -2294,22 +2312,40 @@ Bool nxagentResizeScreen(ScreenPtr pScreen, int width, int height,
if (mmWidth == 0)
{
- mmWidth = (width * 254 + monitorResolution * 5) / (monitorResolution * 10);
+ if (monitorResolution < 0)
+ {
+ mmWidth = width * DisplayWidthMM(nxagentDisplay, DefaultScreen(nxagentDisplay)) /
+ DisplayWidth(nxagentDisplay, DefaultScreen(nxagentDisplay));
+ }
+ else
+ {
+ mmWidth = (width * 254 + monitorResolution * 5) / (monitorResolution * 10);
+ }
if (mmWidth < 1)
{
mmWidth = 1;
}
+
}
if (mmHeight == 0)
{
- mmHeight = (height * 254 + monitorResolution * 5) / (monitorResolution * 10);
+ if (monitorResolution < 0)
+ {
+ mmHeight = height * DisplayHeightMM(nxagentDisplay, DefaultScreen(nxagentDisplay)) /
+ DisplayHeight(nxagentDisplay, DefaultScreen(nxagentDisplay));
+ }
+ else
+ {
+ mmHeight = (height * 254 + monitorResolution * 5) / (monitorResolution * 10);
+ }
if (mmHeight < 1)
{
mmHeight = 1;
}
+
}
pScreen -> mmWidth = mmWidth;
diff --git a/nx-X11/programs/Xserver/hw/nxagent/man/nxagent.1 b/nx-X11/programs/Xserver/hw/nxagent/man/nxagent.1
index d6ed4d0fe..eb7307b77 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/man/nxagent.1
+++ b/nx-X11/programs/Xserver/hw/nxagent/man/nxagent.1
@@ -393,6 +393,9 @@ auto-disconnect timeout in seconds (minimum allowed: 60)
.B \-norootlessexit
don't exit if there are no clients in rootless mode
.TP 8
+.B \-autodpi
+detect real server's DPI and set it in the agent session; the \fI-dpi <dpi>\fR cmdline option overrides \fI-autodpi\fR
+.TP 8
.B \-nomagicpixel
disable magic pixel support at session startup, can be re-enabled via nx/nx option on session
resumption