Hi Karim,
> I'm banging my head against the wall here
Have you grepped into the code to see what happens when the
layer-rotate=<x> option is passed?
Are you using a DirectFB system module that do actually support such a
configuration option?
-Ilyes
On Wed, Sep 12, 2012 at 6:00 PM, Karim 'Kasi Mir' Senoucci
<direc...@tvetc.de> wrote:
> Hello all,
> I'm still unable to get DirectFB to rotate by 90 or 270 degrees for a
> display in portrait orientation; the program just ignores the parameter and
> displays in zero degrees.
>
> As Chuck McManis suggested, I now wrote a small test program to illustrate
> the problem. The programm vid-test opens a full-screen view and draws one
> rectangle, then waits for any keyboard input to quit.
>
> I compiled this using the git version of DirectFB with the following
> makefile:
>
> vid-test: vid-test.o
> g++ -o vid-test -lidn -lpthread -ldirectfb -ldfb++ vid-test.o
>
> vid-test.o: vid-test.cpp
> g++ -I /usr/include/directfb/ -I /usr/include/dfb++/ -c
> vid-test.cpp
>
>
> After that, I call the program using the following command line:
>
>
> vid-test --dfb:layer-rotate=<x>,mode=1920x1080,depth=32,pixelformat=RGB32
>
>
> where <x> is replaced by 0, 90, 180, or 270. 0 and 180 work as expected, 90
> and 270 don't.
>
> I'm banging my head against the wall here, expecially since the DirectFB
> website suggests rotation has been working in DirectFB for three years. Can
> anybody tell me what exactly I am doing wrong, and more importantly, how to
> fix it? Otherwise, my only alternative would be rewriting the whole
> 10000-line program using another display library that really provides
> portrait mode and not just claims to do so (if there even is such a thing).
>
> Program follows:
> ------------------------------------------------------------------------------------------------------------------------------------------------------
> #define _REENTRANT
> #define __USE_BSD
> #include <memory>
> #include <stdio.h>
> #include <unistd.h>
> #include <fcntl.h>
> #include <sys/signal.h>
> #include <sys/stat.h>
> #include <sys/param.h>
> #include <sys/mman.h>
> #include <sys/types.h>
> #include <stdlib.h>
> #include <stdlib.h>
> #include <string.h>
> #include <dfb++.h>
>
>
> static IDirectFB *dfb = NULL;
> static IDirectFBSurface *primary = NULL;
>
> bool RunMe;
>
> static IDirectFBInputDevice *keyboard = NULL;
> static IDirectFBEventBuffer *keyboard_buffer = NULL;
> DFBInputEvent keyboard_event;
> DFBSurfaceDescription dsc;
> IDirectFBDisplayLayer *prim_layer;
> IDirectFBSurface *base_surface;
>
>
> int main (int argc, char **argv)
> {
> printf("**********************************************************************\n");
>
> try
> {
> printf("Calling dfb:Init...\n");
> DirectFB::Init (&argc, &argv);
> printf("Calling dfb:Create...\n");
> dfb=DirectFB::Create();
>
> printf("Calling dfb:GetDisplayLayer...\n");
> prim_layer=dfb->GetDisplayLayer(DLID_PRIMARY);
> if (prim_layer==NULL)
> printf("Couldn't get primary layer\n");
> printf("Calling dfb:SetCoopLevel...\n");
> dfb->SetCooperativeLevel(DFSCL_EXCLUSIVE);
> printf("Calling dfb:GetSurface...\n");
> base_surface=prim_layer->GetSurface();
> if (base_surface==NULL)
> printf("Couldn't get base surface\n");
>
> printf("Setting dfb:GetInputDevice...\n");
> keyboard=dfb->GetInputDevice(DIDID_KEYBOARD);
> if (keyboard!=NULL)
> keyboard_buffer=keyboard->CreateEventBuffer();
> else
> printf("Keyboard input device not found...\n");
>
> dsc.flags = DSDESC_CAPS;
> DFB_ADD_SURFACE_CAPS( dsc.caps, DSCAPS_PRIMARY);
> DFB_ADD_SURFACE_CAPS( dsc.caps, DSCAPS_SYSTEMONLY);
> // DFB_ADD_SURFACE_CAPS( dsc.caps, DSCAPS_VIDEOONLY);
> DFB_ADD_SURFACE_CAPS( dsc.caps, DSCAPS_DOUBLE);
> DFB_ADD_SURFACE_DESC(dsc.flags, DSDESC_PIXELFORMAT);
> dsc.pixelformat= DSPF_RGB32;
>
> printf("Create primary surface...\n");
> primary=dfb->CreateSurface(dsc);
>
> primary->SetColor(0xff,0xff,0xff);
> primary->DrawRectangle(100,100,400,200);
>
> RunMe=true;
> while(RunMe==true)
> {
> while (keyboard_buffer->HasEvent())
> {
> keyboard_buffer->GetEvent(DFB_EVENT(&keyboard_event));
> if (keyboard_event.type==DIET_KEYPRESS)
> {
> RunMe=false;
> };
> };
> primary->Flip(NULL, DSFLIP_WAITFORSYNC);
> };
> }
> catch (DFBException *ex)
> {
> std::cerr << std::endl;
> std::cerr << "Caught exception!" << std::endl;
> std::cerr << " -- " << ex << std::endl;
> RunMe=false;
> };
>
> printf("Releasing input devices...\n");
> keyboard->Release();
> printf("Releasing surfaces...\n");
> primary->Release();
> printf("Releasing DirectFB...\n");
> dfb->Release();
> printf("Quitting...\n");
> exit(EXIT_SUCCESS);
> printf("**********************************************************************\n");
> }
>
> ------------------------------------------------------------------------------------------------------------------------------------------------------
>
>
> Any help appreciated
> Kasi Mir
>
>
>
>
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> directfb-dev@directfb.org
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>
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