src/waffle/android/droid_display.c

   1 // Copyright 2012 Intel Corporation
   2 //
   3 // All rights reserved.
   4 //
   5 // Redistribution and use in source and binary forms, with or without
   6 // modification, are permitted provided that the following conditions are met:
   7 //
   8 // - Redistributions of source code must retain the above copyright notice, this
   9 //   list of conditions and the following disclaimer.
  10 //
  11 // - Redistributions in binary form must reproduce the above copyright notice,
  12 //   this list of conditions and the following disclaimer in the documentation
  13 //   and/or other materials provided with the distribution.
  14 //
  15 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  16 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  18 // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  19 // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  21 // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  22 // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  23 // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  24 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25
  26 #include <stdlib.h>
  27
  28 #include "wcore_error.h"
  29
  30 #include "linux_platform.h"
  31
  32 #include "droid_display.h"
  33 #include "droid_platform.h"
  34 #include "droid_surfaceflingerlink.h"
  35
  36 struct wcore_display*
  37 droid_display_connect(struct wcore_platform *wc_plat,
  38                         const char *name)
  39 {
  40     bool ok = true;
  41     struct droid_display *self;
  42
  43     (void) name;
  44
  45     self = wcore_calloc(sizeof(*self));
  46     if (self == NULL)
  47         return NULL;
  48
  49     self->pSFContainer = droid_init_gl();
  50
  51     if (self->pSFContainer == NULL)
  52         goto error;
  53
  54     ok = wegl_display_init(&self->wegl, wc_plat, EGL_DEFAULT_DISPLAY);
  55     if (!ok)
  56         goto error;
  57
  58     return &self->wegl.wcore;
  59
  60 error:
  61     droid_display_disconnect(&self->wegl.wcore);
  62     return NULL;
  63 }
  64
  65 bool
  66 droid_display_disconnect(struct wcore_display *wc_self)
  67 {
  68     struct droid_display *self = droid_display(wc_self);
  69     bool ok = true;
  70
  71     if (!self)
  72         return true;
  73
  74     if (self->pSFContainer)
  75         droid_deinit_gl(self->pSFContainer);
  76
  77     ok &= wegl_display_teardown(&self->wegl);
  78     free(self);
  79     return ok;
  80 }