C++ cogl_handle_unref函数代码示例

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本文整理汇总了C++中cogl_handle_unref函数的典型用法代码示例。如果您正苦于以下问题：C++ cogl_handle_unref函数的具体用法？C++ cogl_handle_unref怎么用？C++ cogl_handle_unref使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了cogl_handle_unref函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: clutter_shader_release

/**
 * clutter_shader_release:
 * @shader: a #ClutterShader
 *
 * Frees up any GL context resources held by the shader.
 *
 * Since: 0.6
 */
void
clutter_shader_release (ClutterShader *shader)
{
  ClutterShaderPrivate *priv;

  g_return_if_fail (CLUTTER_IS_SHADER (shader));

  priv = shader->priv;

  if (!priv->compiled)
    return;

  g_assert (priv->program != COGL_INVALID_HANDLE);

  if (priv->vertex_is_glsl && priv->vertex_shader != COGL_INVALID_HANDLE)
    cogl_handle_unref (priv->vertex_shader);

  if (priv->fragment_is_glsl && priv->fragment_shader != COGL_INVALID_HANDLE)
    cogl_handle_unref (priv->fragment_shader);

  if (priv->program != COGL_INVALID_HANDLE)
    cogl_handle_unref (priv->program);

  priv->vertex_shader = COGL_INVALID_HANDLE;
  priv->fragment_shader = COGL_INVALID_HANDLE;
  priv->program = COGL_INVALID_HANDLE;
  priv->compiled = FALSE;

  g_object_notify (G_OBJECT (shader), "compiled");
}

开发者ID:gramozeka，项目名称:GSB-NEW，代码行数:38，代码来源:clutter-shader.c

示例2: test_cogl_backface_culling

void
test_cogl_backface_culling (TestUtilsGTestFixture *fixture,
                            void *data)
{
  TestUtilsSharedState *shared_state = data;
  TestState state;
  CoglHandle tex;

  state.fb = shared_state->fb;
  state.width = cogl_framebuffer_get_width (shared_state->fb);
  state.height = cogl_framebuffer_get_height (shared_state->fb);

  state.offscreen = COGL_INVALID_HANDLE;

  state.texture = make_texture ();

  tex = cogl_texture_new_with_size (state.width, state.height,
                                    COGL_TEXTURE_NO_SLICING,
                                    COGL_PIXEL_FORMAT_ANY); /* internal fmt */
  state.offscreen = cogl_offscreen_new_to_texture (tex);
  state.offscreen_tex = tex;

  paint (&state);

  cogl_object_unref (state.offscreen);
  cogl_handle_unref (state.offscreen_tex);
  cogl_handle_unref (state.texture);

  if (g_test_verbose ())
    g_print ("OK\n");
}

开发者ID:collects，项目名称:cogl，代码行数:31，代码来源:test-backface-culling.c

示例3: _cogl_texture_pixmap_x11_free

static void
_cogl_texture_pixmap_x11_free (CoglTexturePixmapX11 *tex_pixmap)
{
  set_damage_object_internal (tex_pixmap, 0, 0);

  if (tex_pixmap->image)
    XDestroyImage (tex_pixmap->image);

  if (tex_pixmap->shm_info.shmid != -1)
    {
      XShmDetach (_cogl_xlib_get_display (), &tex_pixmap->shm_info);
      shmdt (tex_pixmap->shm_info.shmaddr);
      shmctl (tex_pixmap->shm_info.shmid, IPC_RMID, 0);
    }

  if (tex_pixmap->tex)
    cogl_handle_unref (tex_pixmap->tex);

#ifdef COGL_HAS_GLX_SUPPORT
  _cogl_texture_pixmap_x11_free_glx_pixmap (tex_pixmap);

  if (tex_pixmap->glx_tex)
    cogl_handle_unref (tex_pixmap->glx_tex);
#endif

  /* Chain up */
  _cogl_texture_free (COGL_TEXTURE (tex_pixmap));
}

开发者ID:nobled，项目名称:clutter，代码行数:28，代码来源:cogl-texture-pixmap-x11.c

示例4: clutter_shader_effect_clear

static inline void
clutter_shader_effect_clear (ClutterShaderEffect *self,
                             gboolean             reset_uniforms)
{
  ClutterShaderEffectPrivate *priv = self->priv;

  if (priv->shader != COGL_INVALID_HANDLE && !priv->is_compiled)
    cogl_handle_unref (priv->shader);

  if (priv->program != COGL_INVALID_HANDLE)
    {
      cogl_handle_unref (priv->program);

      priv->program = COGL_INVALID_HANDLE;
      priv->shader = COGL_INVALID_HANDLE;
    }

  if (reset_uniforms && priv->uniforms != NULL)
    {
      g_hash_table_destroy (priv->uniforms);
      priv->uniforms = NULL;
    }

  priv->actor = NULL;
  priv->is_compiled = FALSE;
  priv->source_set = FALSE;
}

开发者ID:nobled，项目名称:clutter，代码行数:27，代码来源:clutter-shader-effect.c

示例5: _cogl_blit_copy_tex_sub_image_begin

static gboolean
_cogl_blit_copy_tex_sub_image_begin (CoglBlitData *data)
{
  CoglHandle fbo;

  _COGL_GET_CONTEXT (ctx, FALSE);

  /* This will only work if the target texture is a CoglTexture2D */
  if (!cogl_is_texture_2d (data->dst_tex))
    return FALSE;

  fbo = _cogl_offscreen_new_to_texture_full
    (data->src_tex, COGL_OFFSCREEN_DISABLE_DEPTH_AND_STENCIL, 0 /* level */);

  if (fbo == COGL_INVALID_HANDLE)
    return FALSE;

  if (!cogl_framebuffer_allocate (fbo, NULL))
    {
      cogl_handle_unref (fbo);
      return FALSE;
    }

  cogl_push_framebuffer (fbo);
  cogl_handle_unref (fbo);

  return TRUE;
}

开发者ID:collects，项目名称:cogl，代码行数:28，代码来源:cogl-blit.c

示例6: _st_create_shadow_material_from_actor

CoglHandle
_st_create_shadow_material_from_actor (StShadow     *shadow_spec,
                                       ClutterActor *actor)
{
  CoglHandle shadow_material = COGL_INVALID_HANDLE;

  if (CLUTTER_IS_TEXTURE (actor))
    {
      CoglHandle texture;

      texture = clutter_texture_get_cogl_texture (CLUTTER_TEXTURE (actor));
      shadow_material = _st_create_shadow_material (shadow_spec, texture);
    }
  else
    {
      CoglHandle buffer, offscreen;
      ClutterActorBox box;
      CoglColor clear_color;
      float width, height;

      clutter_actor_get_allocation_box (actor, &box);
      clutter_actor_box_get_size (&box, &width, &height);

      if (width == 0 || height == 0)
        return COGL_INVALID_HANDLE;

      buffer = st_cogl_texture_new_with_size_wrapper (width, height,
                                                      COGL_TEXTURE_NO_SLICING,
                                                      COGL_PIXEL_FORMAT_ANY);

      if (buffer == COGL_INVALID_HANDLE)
        return COGL_INVALID_HANDLE;

      offscreen = cogl_offscreen_new_to_texture (buffer);

      if (offscreen == COGL_INVALID_HANDLE)
        {
          cogl_handle_unref (buffer);
          return COGL_INVALID_HANDLE;
        }

      cogl_color_set_from_4ub (&clear_color, 0, 0, 0, 0);
      cogl_push_framebuffer (offscreen);
      cogl_clear (&clear_color, COGL_BUFFER_BIT_COLOR);
      cogl_translate (-box.x1, -box.y1, 0);
      cogl_ortho (0, width, height, 0, 0, 1.0);
      clutter_actor_paint (actor);
      cogl_pop_framebuffer ();
      cogl_handle_unref (offscreen);

      shadow_material = _st_create_shadow_material (shadow_spec, buffer);

      cogl_handle_unref (buffer);
    }

  return shadow_material;
}

开发者ID:AlbertJP，项目名称:Cinnamon，代码行数:57，代码来源:st-private.c

示例7: st_background_effect_dispose

static void
st_background_effect_dispose (GObject *gobject)
{
  StBackgroundEffect *self = ST_BACKGROUND_EFFECT (gobject);

  if (self->pipeline0 != NULL)
    {
      cogl_object_unref (self->pipeline0);
      self->pipeline0 = NULL;
    }

  if (self->pipeline1 != NULL)
    {
      cogl_object_unref (self->pipeline1);
      self->pipeline1 = NULL;
    }

  if (self->pipeline2 != NULL)
    {
      cogl_object_unref (self->pipeline2);
      self->pipeline2 = NULL;
    }

  if (self->pipeline3 != NULL)
    {
      cogl_object_unref (self->pipeline3);
      self->pipeline3 = NULL;
    }

  if (self->pipeline4 != NULL)
    {
      cogl_object_unref (self->pipeline4);
      self->pipeline4 = NULL;
    }

  if (self->bg_texture != NULL)
    {
      cogl_handle_unref (self->bg_texture);
      self->bg_texture = NULL;
    }

  if (self->bg_sub_texture != NULL)
    {
      cogl_handle_unref (self->bg_sub_texture);
      self->bg_sub_texture = NULL;
    }

  if (self->bg_bumpmap != NULL)
    {
      cogl_handle_unref (self->bg_bumpmap);
      self->bg_bumpmap = NULL;
    }

  G_OBJECT_CLASS (st_background_effect_parent_class)->dispose (gobject);
}

开发者ID:2gud4u，项目名称:Cinnamon，代码行数:55，代码来源:st-background-effect.c

示例8: wayland_free_buffer

static void
wayland_free_buffer (ClutterStageWaylandWaylandBuffer *buffer)
{
  cogl_handle_unref (buffer->tex);
  wl_buffer_destroy (buffer->wayland_buffer);
  cogl_handle_unref (buffer->offscreen);

  if (buffer->type == BUFFER_TYPE_DRM)
    wayland_free_drm_buffer(buffer);
  else if (buffer->type == BUFFER_TYPE_SHM)
    wayland_free_shm_buffer(buffer);
}

开发者ID:nobled，项目名称:clutter，代码行数:12，代码来源:clutter-stage-wayland.c

示例9: test_cogl_vertex_buffer_main

G_MODULE_EXPORT int
test_cogl_vertex_buffer_main (int argc, char *argv[])
{
  TestState       state;
  ClutterActor   *stage;
  gfloat          stage_w, stage_h;
  gint            dummy_width, dummy_height;

  if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
    return 1;

  stage = clutter_stage_new ();

  clutter_stage_set_title (CLUTTER_STAGE (stage), "Cogl Vertex Buffers");
  clutter_stage_set_color (CLUTTER_STAGE (stage), CLUTTER_COLOR_Black);
  g_signal_connect (stage, "destroy", G_CALLBACK (stop_and_quit), &state);
  clutter_actor_get_size (stage, &stage_w, &stage_h);

  dummy_width = MESH_WIDTH * QUAD_WIDTH;
  dummy_height = MESH_HEIGHT * QUAD_HEIGHT;
  state.dummy = create_dummy_actor (dummy_width, dummy_height);
  clutter_container_add_actor (CLUTTER_CONTAINER (stage), state.dummy);
  clutter_actor_set_position (state.dummy,
                              (stage_w / 2.0) - (dummy_width / 2.0),
                              (stage_h / 2.0) - (dummy_height / 2.0));

  state.timeline = clutter_timeline_new (1000);
  clutter_timeline_set_loop (state.timeline, TRUE);

  state.frame_id = g_signal_connect (state.timeline,
                                     "new-frame",
                                     G_CALLBACK (frame_cb),
                                     &state);

  g_signal_connect (state.dummy, "paint", G_CALLBACK (on_paint), &state);

  init_quad_mesh (&state);

  clutter_actor_show_all (stage);

  clutter_timeline_start (state.timeline);

  clutter_main ();

  cogl_handle_unref (state.buffer);
  cogl_handle_unref (state.indices);

  return 0;
}

开发者ID:GNOME，项目名称:mutter，代码行数:49，代码来源:test-cogl-vertex-buffer.c

示例10: _cogl_blit_framebuffer_begin

static gboolean
_cogl_blit_framebuffer_begin (CoglBlitData *data)
{
  CoglHandle dst_fbo, src_fbo;
  gboolean ret;

  _COGL_GET_CONTEXT (ctx, FALSE);

  /* We can only blit between FBOs if both textures are the same
     format and the blit framebuffer extension is supported */
  if ((cogl_texture_get_format (data->src_tex) & ~COGL_A_BIT) !=
      (cogl_texture_get_format (data->dst_tex) & ~COGL_A_BIT) ||
      !(ctx->private_feature_flags & COGL_PRIVATE_FEATURE_OFFSCREEN_BLIT))
    return FALSE;

  dst_fbo = _cogl_offscreen_new_to_texture_full
    (data->dst_tex, COGL_OFFSCREEN_DISABLE_DEPTH_AND_STENCIL, 0 /* level */);

  if (dst_fbo == COGL_INVALID_HANDLE)
    ret = FALSE;
  else
    {
      if (!cogl_framebuffer_allocate (dst_fbo, NULL))
        ret = FALSE;
      else
        {
          src_fbo = _cogl_offscreen_new_to_texture_full
            (data->src_tex,
             COGL_OFFSCREEN_DISABLE_DEPTH_AND_STENCIL,
             0 /* level */);

          if (src_fbo == COGL_INVALID_HANDLE)
            ret = FALSE;
          else
            {
              if (!cogl_framebuffer_allocate (src_fbo, NULL))
                ret = FALSE;
              else
                _cogl_push_framebuffers (dst_fbo, src_fbo);

              cogl_handle_unref (src_fbo);
            }
        }

      cogl_handle_unref (dst_fbo);
    }

  return ret;
}

开发者ID:collects，项目名称:cogl，代码行数:49，代码来源:cogl-blit.c

示例11: mash_data_free_vbos

static void
mash_data_free_vbos (MashData *self){
  MashDataPrivate *priv = self->priv;

  if (priv->loaded_data.vertices_vbo){
      cogl_handle_unref (priv->loaded_data.vertices_vbo);
      priv->loaded_data.vertices_vbo = NULL;
    }

  if (priv->loaded_data.indices)
    {
      cogl_handle_unref (priv->loaded_data.indices);
      priv->loaded_data.indices = NULL;
    }
}

开发者ID:eliasbakken，项目名称:mash，代码行数:15，代码来源:mash-data.c

示例12: _st_create_shadow_material

CoglHandle
_st_create_shadow_material (StShadow   *shadow_spec,
                            CoglHandle  src_texture)
{
  static CoglHandle shadow_material_template = COGL_INVALID_HANDLE;

  CoglHandle  material;
  CoglHandle  texture;
  guchar     *pixels_in, *pixels_out;
  gint        width_in, height_in, rowstride_in;
  gint        width_out, height_out, rowstride_out;

  g_return_val_if_fail (shadow_spec != NULL, COGL_INVALID_HANDLE);
  g_return_val_if_fail (src_texture != COGL_INVALID_HANDLE,
                        COGL_INVALID_HANDLE);

  width_in  = cogl_texture_get_width  (src_texture);
  height_in = cogl_texture_get_height (src_texture);
  rowstride_in = (width_in + 3) & ~3;

  pixels_in  = g_malloc0 (rowstride_in * height_in);

  cogl_texture_get_data (src_texture, COGL_PIXEL_FORMAT_A_8,
                         rowstride_in, pixels_in);

  pixels_out = blur_pixels (pixels_in, width_in, height_in, rowstride_in,
                            shadow_spec->blur,
                            &width_out, &height_out, &rowstride_out);
  g_free (pixels_in);

  texture = cogl_texture_new_from_data (width_out,
                                        height_out,
                                        COGL_TEXTURE_NONE,
                                        COGL_PIXEL_FORMAT_A_8,
                                        COGL_PIXEL_FORMAT_A_8,
                                        rowstride_out,
                                        pixels_out);

  g_free (pixels_out);

  if (G_UNLIKELY (shadow_material_template == COGL_INVALID_HANDLE))
    {
      shadow_material_template = cogl_material_new ();

      /* We set up the material to blend the shadow texture with the combine
       * constant, but defer setting the latter until painting, so that we can
       * take the actor's overall opacity into account. */
      cogl_material_set_layer_combine (shadow_material_template, 0,
                                       "RGBA = MODULATE (CONSTANT, TEXTURE[A])",
                                       NULL);
    }

  material = cogl_material_copy (shadow_material_template);

  cogl_material_set_layer (material, 0, texture);

  cogl_handle_unref (texture);

  return material;
}

开发者ID:PeterDaveHello，项目名称:deepin-gnome-shell，代码行数:60，代码来源:st-private.c

示例13: _cogl_texture_pixmap_x11_free

static void
_cogl_texture_pixmap_x11_free (CoglTexturePixmapX11 *tex_pixmap)
{
  _COGL_GET_CONTEXT (ctxt, NO_RETVAL);

  set_damage_object_internal (ctxt, tex_pixmap, 0, 0);

  if (tex_pixmap->image)
    XDestroyImage (tex_pixmap->image);

  if (tex_pixmap->shm_info.shmid != -1)
    {
      XShmDetach (cogl_xlib_get_display (), &tex_pixmap->shm_info);
      shmdt (tex_pixmap->shm_info.shmaddr);
      shmctl (tex_pixmap->shm_info.shmid, IPC_RMID, 0);
    }

  if (tex_pixmap->tex)
    cogl_handle_unref (tex_pixmap->tex);

  if (tex_pixmap->winsys)
    {
      const CoglWinsysVtable *winsys =
        _cogl_texture_pixmap_x11_get_winsys (tex_pixmap);
      winsys->texture_pixmap_x11_free (tex_pixmap);
    }

  /* Chain up */
  _cogl_texture_free (COGL_TEXTURE (tex_pixmap));
}

开发者ID:spatulasnout，项目名称:cogl，代码行数:30，代码来源:cogl-texture-pixmap-x11.c

示例14: aisleriot_slot_renderer_dispose

static void
aisleriot_slot_renderer_dispose (GObject *object)
{
  AisleriotSlotRenderer *self = (AisleriotSlotRenderer *) object;
  AisleriotSlotRendererPrivate *priv = self->priv;

  aisleriot_slot_renderer_set_cache (self, NULL);

  /* Get rid of any running animations */
  aisleriot_slot_renderer_set_animations (self, 0, NULL, 0);

  if (priv->timeline) {
    g_object_unref (priv->timeline);
    priv->timeline = NULL;
  }

  if (priv->material != COGL_INVALID_HANDLE) {
    cogl_handle_unref (priv->material);
    priv->material = COGL_INVALID_HANDLE;
  }

  aisleriot_slot_renderer_set_animation_layer (self, NULL);

  G_OBJECT_CLASS (aisleriot_slot_renderer_parent_class)->dispose (object);
}

开发者ID:mfrasca，项目名称:aisleriot，代码行数:25，代码来源:slot-renderer.c

示例15: xfixes_cursor_reset_image

static void
xfixes_cursor_reset_image (ShellXFixesCursor *xfixes_cursor)
{
  XFixesCursorImage *cursor_image;
  CoglHandle sprite = COGL_INVALID_HANDLE;

  if (!xfixes_cursor->have_xfixes)
    return;

  cursor_image = XFixesGetCursorImage (clutter_x11_get_default_display ());
  sprite = cogl_texture_new_from_data (cursor_image->width,
                                       cursor_image->height,
                                       COGL_TEXTURE_NONE,
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
                                       COGL_PIXEL_FORMAT_BGRA_8888_PRE,
#else
                                       COGL_PIXEL_FORMAT_ARGB_8888_PRE,
#endif
                                       COGL_PIXEL_FORMAT_ANY,
                                       cursor_image->width * 4, /* stride */
                                       (const guint8 *) cursor_image->pixels);
  if (sprite != COGL_INVALID_HANDLE)
    {
      if (xfixes_cursor->cursor_sprite != NULL)
        cogl_handle_unref (xfixes_cursor->cursor_sprite);

      xfixes_cursor->cursor_sprite = sprite;
      xfixes_cursor->cursor_hot_x = cursor_image->xhot;
      xfixes_cursor->cursor_hot_y = cursor_image->yhot;
      g_signal_emit (xfixes_cursor, signals[CURSOR_CHANGED], 0);
    }
}

开发者ID:sjokkis，项目名称:gnome-shell，代码行数:32，代码来源:shell-xfixes-cursor.c

示例16: st_icon_update_shadow_material

static void
st_icon_update_shadow_material (StIcon *icon)
{
  StIconPrivate *priv = icon->priv;

  if (priv->shadow_material)
    {
      cogl_handle_unref (priv->shadow_material);
      priv->shadow_material = COGL_INVALID_HANDLE;
    }

  if (priv->shadow_spec)
   {
     CoglHandle material;
     gint width, height;

     clutter_texture_get_base_size (CLUTTER_TEXTURE (priv->icon_texture),
                                    &width, &height);

     material = _st_create_shadow_material_from_actor (priv->shadow_spec,
                                                       priv->icon_texture);
     priv->shadow_material = material;
     priv->shadow_width = width;
     priv->shadow_height = height;
   }
}

开发者ID:fanpenggogo，项目名称:gnome-shel，代码行数:26，代码来源:st-icon.c

示例17: st_icon_style_changed

static void
st_icon_style_changed (StWidget *widget)
{
  StIcon *self = ST_ICON (widget);
  StThemeNode *theme_node = st_widget_get_theme_node (widget);
  StIconPrivate *priv = self->priv;

  if (priv->shadow_spec)
    {
      st_shadow_unref (priv->shadow_spec);
      priv->shadow_spec = NULL;
    }

  if (priv->shadow_material)
    {
      cogl_handle_unref (priv->shadow_material);
      priv->shadow_material = COGL_INVALID_HANDLE;
    }

  priv->shadow_spec = st_theme_node_get_shadow (theme_node, "icon-shadow");

  if (priv->shadow_spec && priv->shadow_spec->inset)
    {
      g_warning ("The icon-shadow property does not support inset shadows");
      st_shadow_unref (priv->shadow_spec);
      priv->shadow_spec = NULL;
    }

  priv->theme_icon_size = (int)(0.5 + st_theme_node_get_length (theme_node, "icon-size"));
  st_icon_update_icon_size (self);
  st_icon_update (self);
}

开发者ID:fanpenggogo，项目名称:gnome-shel，代码行数:32，代码来源:st-icon.c

示例18: clutter_cairo_texture_create_surface

static cairo_surface_t *
clutter_cairo_texture_create_surface (ClutterCairoTexture *self,
                                      guint                width,
                                      guint                height)
{
  cairo_surface_t *surface;
  guint cairo_stride;
  guint8 *cairo_data;
  CoglHandle cogl_texture;

  surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
                                        width,
                                        height);

  cairo_stride = cairo_image_surface_get_stride (surface);
  cairo_data = cairo_image_surface_get_data (surface);

  self->priv->surface_width = width;
  self->priv->surface_height = height;

  /* create a backing Cogl texture */
  cogl_texture = cogl_texture_new_from_data (width, height,
                                             COGL_TEXTURE_NONE,
                                             CLUTTER_CAIRO_FORMAT_ARGB32,
                                             COGL_PIXEL_FORMAT_ANY,
                                             cairo_stride,
                                             cairo_data);
  clutter_texture_set_cogl_texture (CLUTTER_TEXTURE (self), cogl_texture);
  cogl_handle_unref (cogl_texture);

  return surface;
}

开发者ID:spatulasnout，项目名称:clutter，代码行数:32，代码来源:clutter-cairo-texture.c

示例19: mx_texture_frame_paint_texture

void
mx_texture_frame_paint_texture (CoglHandle  texture,
                                guint8      opacity,
                                gfloat      top,
                                gfloat      right,
                                gfloat      bottom,
                                gfloat      left,
                                gfloat      width,
                                gfloat      height)
{
  CoglHandle material;

  /* setup the template material */
  if (!template_material)
    template_material = cogl_material_new ();

  /* create the material and apply opacity */
  material = cogl_material_copy (template_material);

  mx_texture_frame_paint_texture_internal (material, texture,
                                           opacity,
                                           top, right,
                                           bottom, left,
                                           width, height);

  cogl_handle_unref (material);
}

开发者ID:3v1n0，项目名称:mx，代码行数:27，代码来源:mx-texture-frame.c

示例20: pp_super_aa_paint

static void
pp_super_aa_paint (ClutterActor *actor)
{
  CoglHandle texture;
  gfloat width, height;

  PPSuperAAPrivate *priv = PP_SUPER_AA (actor)->priv;

  clutter_actor_get_size (actor, &width, &height);
  texture = clutter_texture_get_cogl_texture (CLUTTER_TEXTURE (actor));

  if (!texture ||
      (cogl_texture_get_width (texture) != (guint)(width * priv->x_res)) ||
      (cogl_texture_get_height (texture) != (guint)(height * priv->y_res)))
    {
      texture = cogl_texture_new_with_size ((guint)(width * priv->x_res),
                                            (guint)(height * priv->y_res),
                                            COGL_TEXTURE_NO_SLICING,
                                            COGL_PIXEL_FORMAT_RGBA_8888_PRE);
      clutter_texture_set_cogl_texture (CLUTTER_TEXTURE (actor), texture);
      cogl_handle_unref (texture);
    }

  CLUTTER_ACTOR_CLASS (pp_super_aa_parent_class)->paint (actor);
}

开发者ID:GNOME，项目名称:pinpoint，代码行数:25，代码来源:pp-super-aa.c

注：本文中的cogl_handle_unref函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。