src/waffle/android/droid_platform.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 <dlfcn.h>
  27 #include <stdlib.h>
  28
  29 #include "wcore_error.h"
  30
  31 #include "linux_platform.h"
  32
  33 #include "wegl_config.h"
  34 #include "wegl_context.h"
  35 #include "wegl_util.h"
  36
  37 #include "droid_display.h"
  38 #include "droid_platform.h"
  39 #include "droid_window.h"
  40
  41 static const struct wcore_platform_vtbl droid_platform_vtbl;
  42
  43 static bool
  44 droid_platform_destroy(struct wcore_platform *wc_self)
  45 {
  46     struct droid_platform *self = droid_platform(wc_self);
  47     bool ok = true;
  48
  49     if (!self)
  50         return true;
  51
  52     if (self->linux)
  53         ok &= linux_platform_destroy(self->linux);
  54
  55     ok &= wcore_platform_teardown(wc_self);
  56     free(self);
  57     return ok;
  58 }
  59
  60 struct wcore_platform*
  61 droid_platform_create(void)
  62 {
  63     struct droid_platform *self;
  64     bool ok = true;
  65
  66     self = wcore_calloc(sizeof(*self));
  67     if (self == NULL)
  68         return NULL;
  69
  70     ok = wcore_platform_init(&self->wcore);
  71     if (!ok)
  72         goto error;
  73
  74     self->linux = linux_platform_create();
  75     if (!self->linux)
  76         goto error;
  77
  78     self->wcore.vtbl = &droid_platform_vtbl;
  79     return &self->wcore;
  80
  81 error:
  82     droid_platform_destroy(&self->wcore);
  83     return NULL;
  84 }
  85
  86 static bool
  87 droid_dl_can_open(
  88         struct wcore_platform *wc_self,
  89         int32_t waffle_dl)
  90 {
  91     return linux_platform_dl_can_open(droid_platform(wc_self)->linux,
  92                                       waffle_dl);
  93 }
  94
  95 static void*
  96 droid_dl_sym(
  97         struct wcore_platform *wc_self,
  98         int32_t waffle_dl,
  99         const char *name)
 100 {
 101     return linux_platform_dl_sym(droid_platform(wc_self)->linux,
 102                                  waffle_dl, name);
 103 }
 104
 105 static const struct wcore_platform_vtbl droid_platform_vtbl = {
 106     .destroy = droid_platform_destroy,
 107
 108     .make_current = wegl_make_current,
 109     .get_proc_address = wegl_get_proc_address,
 110     .dl_can_open = droid_dl_can_open,
 111     .dl_sym = droid_dl_sym,
 112
 113     .display = {
 114         .connect = droid_display_connect,
 115         .destroy = droid_display_disconnect,
 116         .supports_context_api = wegl_display_supports_context_api,
 117         .get_native = NULL,
 118     },
 119
 120     .config = {
 121         .choose = wegl_config_choose,
 122         .destroy = wegl_config_destroy,
 123         .get_native = NULL,
 124     },
 125
 126     .context = {
 127         .create = wegl_context_create,
 128         .destroy = wegl_context_destroy,
 129         .get_native = NULL,
 130     },
 131
 132     .window = {
 133         .create = droid_window_create,
 134         .destroy = droid_window_destroy,
 135         .show = droid_window_show,
 136         .swap_buffers = wegl_surface_swap_buffers,
 137         .resize = droid_window_resize,
 138         .get_native = NULL,
 139     },
 140 };