Ejemplo n.º 1
0
cairo_status_t
_cairo_gl_surface_clone_similar (void		     *abstract_surface,
				 cairo_surface_t     *src,
				 int                  src_x,
				 int                  src_y,
				 int                  width,
				 int                  height,
				 int                 *clone_offset_x,
				 int                 *clone_offset_y,
				 cairo_surface_t    **clone_out)
{
    cairo_gl_surface_t *surface = abstract_surface;
    cairo_int_status_t status;

    /* XXX: Use GLCopyTexImage2D to clone non-texture-surfaces */
    if (src->device == surface->base.device &&
        _cairo_gl_surface_is_texture ((cairo_gl_surface_t *) src)) {
	status = _cairo_gl_surface_deferred_clear ((cairo_gl_surface_t *)src);
	if (unlikely (status))
	    return status;

	*clone_offset_x = 0;
	*clone_offset_y = 0;
	*clone_out = cairo_surface_reference (src);

	return CAIRO_STATUS_SUCCESS;
    } else if (_cairo_surface_is_image (src)) {
	cairo_image_surface_t *image_src = (cairo_image_surface_t *)src;
	cairo_gl_surface_t *clone;

	clone = (cairo_gl_surface_t *)
		_cairo_gl_surface_create_similar (&surface->base,
						  src->content,
						  width, height);
	if (clone == NULL)
	    return UNSUPPORTED ("create_similar failed");
	if (clone->base.status)
	    return clone->base.status;

	status = _cairo_gl_surface_draw_image (clone, image_src,
					       src_x, src_y,
					       width, height,
					       0, 0);
	if (status) {
	    cairo_surface_destroy (&clone->base);
	    return status;
	}

	*clone_out = &clone->base;
	*clone_offset_x = src_x;
	*clone_offset_y = src_y;

	return CAIRO_STATUS_SUCCESS;
    }

    return UNSUPPORTED ("unknown src surface type in clone_similar");
}
Ejemplo n.º 2
0
cairo_int_status_t
_cairo_gl_check_composite_glyphs (const cairo_composite_rectangles_t *extents,
				  cairo_scaled_font_t *scaled_font,
				  cairo_glyph_t *glyphs,
				  int *num_glyphs)
{
    if (! _cairo_gl_operator_is_supported (extents->op))
	return UNSUPPORTED ("unsupported operator");

    /* XXX use individual masks for large glyphs? */
    if (ceil (scaled_font->max_scale) >= GLYPH_CACHE_MAX_SIZE)
	return UNSUPPORTED ("glyphs too large");

    return CAIRO_STATUS_SUCCESS;
}
static cairo_int_status_t
check_composite (const cairo_composite_rectangles_t *extents)
{
    if (! _cairo_gl_operator_is_supported (extents->op))
	return UNSUPPORTED ("unsupported operator");

    return CAIRO_STATUS_SUCCESS;
}
Ejemplo n.º 4
0
cairo_status_t
_cairo_gl_composite_set_operator (cairo_gl_composite_t *setup,
				  cairo_operator_t op,
				  cairo_bool_t assume_component_alpha)
{
    if (assume_component_alpha) {
        if (op != CAIRO_OPERATOR_CLEAR &&
            op != CAIRO_OPERATOR_OVER &&
            op != CAIRO_OPERATOR_ADD)
            return UNSUPPORTED ("unsupported component alpha operator");
    } else {
        if (! _cairo_gl_operator_is_supported (op))
            return UNSUPPORTED ("unsupported operator");
    }

    setup->op = op;
    return CAIRO_STATUS_SUCCESS;
}
Ejemplo n.º 5
0
static cairo_int_status_t
_cairo_skia_surface_paint (void *asurface,
			   cairo_operator_t op,
			   const cairo_pattern_t *source,
			   cairo_clip_t *clip)
{
    cairo_skia_surface_t *surface = (cairo_skia_surface_t *) asurface;
    cairo_image_surface_t *image = NULL;
    cairo_status_t status;
    void *image_extra;
    SkColor color;

    status = _cairo_surface_clipper_set_clip (&surface->clipper, clip);
    if (unlikely (status))
	return (cairo_int_status_t) status;

    if (pattern_to_sk_color (source, color)) {
	surface->canvas->drawColor (color, operator_to_sk (op));
	return CAIRO_INT_STATUS_SUCCESS;
    }

    SkMatrix bitmapMatrix;
    SkBitmap *bitmap = pattern_to_sk_bitmap (surface, source, &bitmapMatrix,
					     &image, &image_extra);
    SkShader *shader = NULL;
    if (!bitmap)
	shader = pattern_to_sk_shader (surface, source, &image, &image_extra);

    if (!bitmap && !shader)
	return UNSUPPORTED("pattern to bitmap and shader conversion");

    SkPaint paint;
    paint.setFilterBitmap (pattern_filter_to_sk (source));
    paint.setXfermodeMode (operator_to_sk (op));

    if (shader) {
	paint.setShader (shader);
	surface->canvas->drawPaint (paint);
    } else {
	surface->canvas->drawBitmapMatrix (*bitmap, bitmapMatrix, &paint);
    }

    if (bitmap)
	delete bitmap;
    if (shader)
	shader->unref ();

    if (image != NULL) {
	_cairo_surface_release_source_image (&surface->base,
					     image, image_extra);
    }

    return CAIRO_INT_STATUS_SUCCESS;
}
void CommandContext::ClearUAVFloat( ITextureViewD3D12 *pTexView, const float* Color )
{
    auto *pTexture = ValidatedCast<TextureD3D12Impl>( pTexView->GetTexture() );
	TransitionResource(pTexture, D3D12_RESOURCE_STATE_UNORDERED_ACCESS, true);

	// After binding a UAV, we can get a GPU handle that is required to clear it as a UAV (because it essentially runs
	// a shader to set all of the values).
    UNSUPPORTED("Not yet implemented");
    D3D12_GPU_DESCRIPTOR_HANDLE GpuVisibleHandle = {};//m_DynamicDescriptorHeap.UploadDirect(Target.GetUAV());
	m_pCommandList->ClearUnorderedAccessViewFloat(GpuVisibleHandle, pTexView->GetCPUDescriptorHandle(), pTexture->GetD3D12Resource(), Color, 0, nullptr);
}
Ejemplo n.º 7
0
        virtual IEmbedFunctionContext * createFunctionContextEx(ICodeContext * ctx, unsigned flags, const char *options)
        {
            if (flags & EFimport)
            {
                UNSUPPORTED("IMPORT");
                return nullptr;
            }

            else
                return new CouchbaseEmbedFunctionContext(ctx ? ctx->queryContextLogger() : queryDummyContextLogger(), options, flags);
        }
void CommandContext::ClearUAVUint( ITextureViewD3D12 *pTexView, const UINT *Color  )
{
    auto *pTexture = ValidatedCast<TextureD3D12Impl>( pTexView->GetTexture() );
	TransitionResource(pTexture, D3D12_RESOURCE_STATE_UNORDERED_ACCESS, true);

	// After binding a UAV, we can get a GPU handle that is required to clear it as a UAV (because it essentially runs
	// a shader to set all of the values).
    UNSUPPORTED("Not yet implemented");
    D3D12_GPU_DESCRIPTOR_HANDLE GpuVisibleHandle = {};//m_DynamicDescriptorHeap.UploadDirect(Target.GetUAV());
	//CD3DX12_RECT ClearRect(0, 0, (LONG)Target.GetWidth(), (LONG)Target.GetHeight());

	//TODO: My Nvidia card is not clearing UAVs with either Float or Uint variants.
	m_pCommandList->ClearUnorderedAccessViewUint(GpuVisibleHandle, pTexView->GetCPUDescriptorHandle(), pTexture->GetD3D12Resource(), Color, 0, nullptr/*1, &ClearRect*/);
}
Ejemplo n.º 9
0
static cairo_int_status_t
_cairo_skia_surface_fill (void *asurface,
			  cairo_operator_t op,
			  const cairo_pattern_t *source,
			  cairo_path_fixed_t *path,
			  cairo_fill_rule_t fill_rule,
			  double tolerance,
			  cairo_antialias_t antialias,
			  cairo_clip_t *clip)
{
    cairo_skia_surface_t *surface = (cairo_skia_surface_t *) asurface;
    cairo_image_surface_t *image = NULL;
    cairo_status_t status;
    void *image_extra;

    status = _cairo_surface_clipper_set_clip (&surface->clipper, clip);
    if (unlikely (status))
	return (cairo_int_status_t) status;


    SkPaint paint;
    paint.setStyle (SkPaint::kFill_Style);

    SkColor color;
    if (pattern_to_sk_color (source, color)) {
	paint.setColor (color);
    } else {
	SkShader *shader = pattern_to_sk_shader (surface,
						 source, &image, &image_extra);
	if (shader == NULL)
	    return UNSUPPORTED("pattern to shader conversion");

	paint.setShader (shader);
	shader->unref ();

	paint.setFilterBitmap (pattern_filter_to_sk (source));
    }

    paint.setXfermodeMode (operator_to_sk (op));
    paint.setAntiAlias (antialias != CAIRO_ANTIALIAS_NONE);

    surface->canvas->drawPath (path_to_sk (path, fill_rule), paint);

    if (image != NULL) {
	_cairo_surface_release_source_image (&surface->base,
					     image, image_extra);
    }

    return CAIRO_INT_STATUS_SUCCESS;
}
Ejemplo n.º 10
0
cairo_status_t
_cairo_gl_composite_init (cairo_gl_composite_t *setup,
                          cairo_operator_t op,
                          cairo_gl_surface_t *dst,
                          cairo_bool_t assume_component_alpha)
{
    memset (setup, 0, sizeof (cairo_gl_composite_t));

    if (assume_component_alpha) {
        if (op != CAIRO_OPERATOR_CLEAR &&
            op != CAIRO_OPERATOR_OVER &&
            op != CAIRO_OPERATOR_ADD)
            return (cairo_status_t)UNSUPPORTED ("unsupported component alpha operator");
    } else {
        if (! _cairo_gl_operator_is_supported (op))
            return (cairo_status_t)UNSUPPORTED ("unsupported operator");
    }

    setup->dst = dst;
    setup->op = op;
    setup->clip_region = dst->clip_region;

    return CAIRO_STATUS_SUCCESS;
}
Ejemplo n.º 11
0
cairo_int_status_t
_cairo_gl_surface_composite_trapezoids (cairo_operator_t op,
					const cairo_pattern_t *pattern,
					void *abstract_dst,
					cairo_antialias_t antialias,
					int src_x, int src_y,
					int dst_x, int dst_y,
					unsigned int width,
					unsigned int height,
					cairo_trapezoid_t *traps,
					int num_traps,
					cairo_region_t *clip_region)
{
    cairo_gl_surface_t *dst = abstract_dst;
    cairo_surface_pattern_t traps_pattern;
    cairo_int_status_t status;

    if (! _cairo_gl_operator_is_supported (op))
	return UNSUPPORTED ("unsupported operator");

    status = _cairo_gl_surface_deferred_clear (dst);
    if (unlikely (status))
	    return status;

    status = _cairo_gl_get_traps_pattern (dst,
					  dst_x, dst_y, width, height,
					  traps, num_traps, antialias,
					  &traps_pattern);
    if (unlikely (status))
	return status;

    status = _cairo_gl_surface_composite (op,
					  pattern, &traps_pattern.base, dst,
					  src_x, src_y,
					  0, 0,
					  dst_x, dst_y,
					  width, height,
					  clip_region);

    _cairo_pattern_fini (&traps_pattern.base);

    assert (status != CAIRO_INT_STATUS_UNSUPPORTED);
    return status;
}
Ejemplo n.º 12
0
static int validate_args(args_t * args)
{
	assert(args != NULL);

	if (args->cmd == c_ERROR) {
		usage(false);
		UNEXPECTED("no command specified, please "
			   "see --help for details\n");
		return -1;
	}

	if (args->poffset == NULL) {
		UNEXPECTED("--partition-offset is required for all '%s' "
			   "commands", args->short_name);
		return -1;
	}

	if (args->target == NULL) {
		UNEXPECTED("--target is required for all '%s' commands",
			   args->short_name);
		return -1;
	}

	#define REQUIRED(name,cmd)	({				\
	if (args->name == NULL) {					\
		UNEXPECTED("--%s is required for the --%s command",	\
			   #name, #cmd);				\
		return -1;						\
	}								\
					})

	#define UNSUPPORTED(name,cmd)	({				\
	if (args->name != NULL) {					\
		UNEXPECTED("--%s is unsupported for the --%s command",	\
			   #name, #cmd);				\
		return -1;						\
	}								\
					})

	if (args->cmd == c_CREATE) {
		REQUIRED(size, create);
		REQUIRED(block, create);
		REQUIRED(target, create);

		UNSUPPORTED(offset, create);
		UNSUPPORTED(flags, create);
		UNSUPPORTED(value, create);
		UNSUPPORTED(pad, create);
	} else if (args->cmd == c_ADD) {
		REQUIRED(name, add);
		REQUIRED(flags, add);

		if (args->logical != f_LOGICAL) {
			REQUIRED(size, add);
			REQUIRED(offset, add);
		}

		UNSUPPORTED(block, add);
		UNSUPPORTED(value, add);
	} else if (args->cmd == c_DELETE) {
		REQUIRED(name, delete);

		UNSUPPORTED(size, delete);
		UNSUPPORTED(offset, delete);
		UNSUPPORTED(block, delete);
		UNSUPPORTED(flags, delete);
		UNSUPPORTED(value, delete);
		UNSUPPORTED(pad, delete);
	} else if (args->cmd == c_LIST) {
Ejemplo n.º 13
0
 virtual bool processBeginDataset(const RtlFieldInfo * field, unsigned numRows)
 {
     UNSUPPORTED("Nested datasets");
     return false;
 }
Ejemplo n.º 14
0
 virtual void bindDatasetParam(const char *name, IOutputMetaData & metaVal, IRowStream * val)
 {
     UNSUPPORTED("Dataset parameters");   // Should support...
 }
Ejemplo n.º 15
0
 virtual void bindSetParam(const char *name, int elemType, size32_t elemSize, bool isAll, size32_t totalBytes, void *setData)
 {
     UNSUPPORTED("SET parameters");
 }
Ejemplo n.º 16
0
 virtual void getSetResult(bool & __isAllResult, size32_t & __resultBytes, void * & __result, int elemType, size32_t elemSize)
 {
     UNSUPPORTED("SET results");
 }
Ejemplo n.º 17
0
 virtual void bindRowParam(const char *name, IOutputMetaData & metaVal, byte *val)
 {
     UNSUPPORTED("Row parameters");  // Probably SHOULD support - see MySQL plugin
 }
Ejemplo n.º 18
0
 virtual void processBeginDataset(const RtlFieldInfo * field)
 {
     UNSUPPORTED("Nested datasets");
 }
cairo_int_status_t
_cairo_gl_surface_show_glyphs (void			*abstract_dst,
			       cairo_operator_t		 op,
			       const cairo_pattern_t	*source,
			       cairo_glyph_t		*glyphs,
			       int			 num_glyphs,
			       cairo_scaled_font_t	*scaled_font,
			       cairo_clip_t		*clip,
			       int			*remaining_glyphs)
{
    cairo_gl_surface_t *dst = abstract_dst;
    cairo_rectangle_int_t surface_extents;
    cairo_rectangle_int_t extents;
    cairo_region_t *clip_region = NULL;
    cairo_solid_pattern_t solid_pattern;
    cairo_bool_t overlap, use_mask = FALSE;
    cairo_status_t status;

    if (! GLEW_ARB_vertex_buffer_object)
	return UNSUPPORTED ("requires ARB_vertex_buffer_object");

    if (! _cairo_gl_operator_is_supported (op))
	return UNSUPPORTED ("unsupported operator");

    if (! _cairo_operator_bounded_by_mask (op))
	use_mask |= TRUE;

    /* For CLEAR, cairo's rendering equation (quoting Owen's description in:
     * http://lists.cairographics.org/archives/cairo/2005-August/004992.html)
     * is:
     *     mask IN clip ? src OP dest : dest
     * or more simply:
     *     mask IN CLIP ? 0 : dest
     *
     * where the ternary operator A ? B : C is (A * B) + ((1 - A) * C).
     *
     * The model we use in _cairo_gl_set_operator() is Render's:
     *     src IN mask IN clip OP dest
     * which would boil down to:
     *     0 (bounded by the extents of the drawing).
     *
     * However, we can do a Render operation using an opaque source
     * and DEST_OUT to produce:
     *    1 IN mask IN clip DEST_OUT dest
     * which is
     *    mask IN clip ? 0 : dest
     */
    if (op == CAIRO_OPERATOR_CLEAR) {
	_cairo_pattern_init_solid (&solid_pattern, CAIRO_COLOR_WHITE,
				   CAIRO_CONTENT_COLOR);
	source = &solid_pattern.base;
	op = CAIRO_OPERATOR_DEST_OUT;
    }

    /* For SOURCE, cairo's rendering equation is:
     *     (mask IN clip) ? src OP dest : dest
     * or more simply:
     *     (mask IN clip) ? src : dest.
     *
     * If we just used the Render equation, we would get:
     *     (src IN mask IN clip) OP dest
     * or:
     *     (src IN mask IN clip) bounded by extents of the drawing.
     *
     * The trick is that for GL blending, we only get our 4 source values
     * into the blender, and since we need all 4 components of source, we
     * can't also get the mask IN clip into the blender.  But if we did
     * two passes we could make it work:
     *     dest = (mask IN clip) DEST_OUT dest
     *     dest = src IN mask IN clip ADD dest
     *
     * But for now, composite via an intermediate mask.
     */
    if (op == CAIRO_OPERATOR_SOURCE)
	use_mask |= TRUE;

    /* XXX we don't need ownership of the font as we use a global
     * glyph cache -- but we do need scaled_glyph eviction notification. :-(
     */
    if (! _cairo_gl_surface_owns_font (dst, scaled_font))
	return UNSUPPORTED ("do not control font");

    /* If the glyphs overlap, we need to build an intermediate mask rather
     * then perform the compositing directly.
     */
    status = _cairo_scaled_font_glyph_device_extents (scaled_font,
						      glyphs, num_glyphs,
						      &extents,
						      &overlap);
    if (unlikely (status))
	return status;

    use_mask |= overlap;

    if (clip != NULL) {
	status = _cairo_clip_get_region (clip, &clip_region);
	/* the empty clip should never be propagated this far */
	assert (status != CAIRO_INT_STATUS_NOTHING_TO_DO);
	if (unlikely (_cairo_status_is_error (status)))
	    return status;

	use_mask |= status == CAIRO_INT_STATUS_UNSUPPORTED;

	if (! _cairo_rectangle_intersect (&extents,
		                          _cairo_clip_get_extents (clip)))
	    goto EMPTY;
    }

    surface_extents.x = surface_extents.y = 0;
    surface_extents.width = dst->width;
    surface_extents.height = dst->height;
    if (! _cairo_rectangle_intersect (&extents, &surface_extents))
	goto EMPTY;

    if (use_mask) {
	return _cairo_gl_surface_show_glyphs_via_mask (dst, op,
			                               source,
			                               glyphs, num_glyphs,
						       &extents,
						       scaled_font,
						       clip,
						       remaining_glyphs);
    }

    return _render_glyphs (dst, extents.x, extents.y,
	                   op, source,
			   glyphs, num_glyphs, &extents,
			   scaled_font, clip_region, remaining_glyphs);

EMPTY:
    *remaining_glyphs = 0;
    if (! _cairo_operator_bounded_by_mask (op))
	return _cairo_surface_paint (&dst->base, op, source, clip);
    else
	return CAIRO_STATUS_SUCCESS;
}
Ejemplo n.º 20
0
SANE_Status
sanei_hp_device_probe_model (enum hp_device_compat_e *compat, HpScsi scsi,
                             int *model_num, const char **model_name)
{
  static struct {
      HpScl		cmd;
      int               model_num;
      const char *	model;
      enum hp_device_compat_e	flag;
  }	probes[] = {
      { SCL_HP_MODEL_1, 1, "ScanJet Plus",             HP_COMPAT_PLUS },
      { SCL_HP_MODEL_2, 2, "ScanJet IIc",              HP_COMPAT_2C },
      { SCL_HP_MODEL_3, 3, "ScanJet IIp",              HP_COMPAT_2P },
      { SCL_HP_MODEL_4, 4, "ScanJet IIcx",             HP_COMPAT_2CX },
      { SCL_HP_MODEL_5, 5, "ScanJet 3c/4c/6100C",      HP_COMPAT_4C },
      { SCL_HP_MODEL_6, 6, "ScanJet 3p",               HP_COMPAT_3P },
      { SCL_HP_MODEL_8, 8, "ScanJet 4p",               HP_COMPAT_4P },
      { SCL_HP_MODEL_9, 9, "ScanJet 5p/4100C/5100C",   HP_COMPAT_5P },
      { SCL_HP_MODEL_10,10,"PhotoSmart Photo Scanner", HP_COMPAT_PS },
      { SCL_HP_MODEL_11,11,"OfficeJet 1150C",          HP_COMPAT_OJ_1150C },
      { SCL_HP_MODEL_12,12,"OfficeJet 1170C or later", HP_COMPAT_OJ_1170C },
      { SCL_HP_MODEL_14,14,"ScanJet 62x0C",            HP_COMPAT_6200C },
      { SCL_HP_MODEL_16,15,"ScanJet 5200C",            HP_COMPAT_5200C },
      { SCL_HP_MODEL_17,17,"ScanJet 63x0C",            HP_COMPAT_6300C }
  };
  int		i;
  char		buf[8];
  SANE_Status	status;
  static char	*last_device = NULL;
  static enum hp_device_compat_e last_compat;
  static int    last_model_num = -1;
  static const char *last_model_name = "Model Unknown";

  assert(scsi);
  DBG(1, "probe_scanner: Probing %s\n", sanei_hp_scsi_devicename (scsi));

  if (last_device != NULL)  /* Look if we already probed the device */
  {
    if (strcmp (last_device, sanei_hp_scsi_devicename (scsi)) == 0)
    {
      DBG(3, "probe_scanner: use cached compatibility flags\n");
      *compat = last_compat;
      if (model_num) *model_num = last_model_num;
      if (model_name) *model_name = last_model_name;
      return SANE_STATUS_GOOD;
    }
    sanei_hp_free (last_device);
    last_device = NULL;
  }
  *compat = 0;
  last_model_num = -1;
  last_model_name = "Model Unknown";
  for (i = 0; i < (int)(sizeof(probes)/sizeof(probes[0])); i++)
    {
      DBG(1,"probing %s\n",probes[i].model);

      if (!FAILED( status = sanei_hp_scl_upload(scsi, probes[i].cmd,
					  buf, sizeof(buf)) ))
	{
	  DBG(1, "probe_scanner: %s compatible (%5s)\n", probes[i].model, buf);
          last_model_name = probes[i].model;
          /* Some scanners have different responses */
          if (probes[i].model_num == 9)
          {
            if (strncmp (buf, "5110A", 5) == 0)
              last_model_name = "ScanJet 5p";
            else if (strncmp (buf, "5190A", 5) == 0)
              last_model_name = "ScanJet 5100C";
            else if (strncmp (buf, "6290A", 5) == 0)
              last_model_name = "ScanJet 4100C";
          }
	  *compat |= probes[i].flag;
          last_model_num = probes[i].model_num;
	}
      else if (!UNSUPPORTED( status ))
	  return status;	/* SCL inquiry failed */
    }
  /* Save values for next call */
  last_device = sanei_hp_strdup (sanei_hp_scsi_devicename (scsi));
  last_compat = *compat;
  if (model_num) *model_num = last_model_num;
  if (model_name) *model_name = last_model_name;

  return SANE_STATUS_GOOD;
}
Ejemplo n.º 21
0
 virtual bool processBeginSet(const RtlFieldInfo * field, unsigned numElements, bool isAll, const byte *data)
 {
     UNSUPPORTED("SET fields");
     return false;
 }
Ejemplo n.º 22
0
static cairo_int_status_t
_cairo_skia_surface_stroke (void *asurface,
			    cairo_operator_t op,
			    const cairo_pattern_t *source,
			    cairo_path_fixed_t *path,
			    cairo_stroke_style_t *style,
			    cairo_matrix_t *ctm,
			    cairo_matrix_t *ctm_inverse,
			    double tolerance,
			    cairo_antialias_t antialias,
			    cairo_clip_t *clip)
{
    cairo_skia_surface_t *surface = (cairo_skia_surface_t *) asurface;
    cairo_image_surface_t *image = NULL;
    cairo_status_t status;
    void *image_extra;

    status = _cairo_surface_clipper_set_clip (&surface->clipper, clip);
    if (unlikely (status))
	return (cairo_int_status_t) status;

    SkPaint paint;
    paint.setStyle (SkPaint::kStroke_Style);

    SkColor color;
    if (pattern_to_sk_color (source, color)) {
	paint.setColor (color);
    } else {
	SkShader *shader = pattern_to_sk_shader (surface,
						 source, &image, &image_extra);
	if (shader == NULL)
	    return UNSUPPORTED("pattern to shader conversion");

	paint.setShader (shader);
	shader->unref ();

	paint.setFilterBitmap (pattern_filter_to_sk (source));
    }

    paint.setXfermodeMode (operator_to_sk (op));
    paint.setAntiAlias (antialias != CAIRO_ANTIALIAS_NONE);

    /* Convert the various stroke rendering bits */
    paint.setStrokeWidth (SkFloatToScalar (style->line_width));
    paint.setStrokeMiter (SkFloatToScalar (style->miter_limit));

    static const SkPaint::Cap capMap[] = {
	SkPaint::kButt_Cap,
	SkPaint::kRound_Cap,
	SkPaint::kSquare_Cap
    };
    paint.setStrokeCap (capMap[style->line_cap]);

    static const SkPaint::Join joinMap[] = {
	SkPaint::kMiter_Join,
	SkPaint::kRound_Join,
	SkPaint::kBevel_Join
    };
    paint.setStrokeJoin (joinMap[style->line_join]);

    /* If we have a dash pattern, we need to
     * create a SkDashPathEffect and set it on the Paint.
     */
    if (style->dash != NULL) {
	SkScalar intervals_static[20];
	SkScalar *intervals = intervals_static;

	int loop = 0;
	unsigned int dash_count = style->num_dashes;
	if ((dash_count & 1) != 0) {
	    loop = 1;
	    dash_count <<= 1;
	}

	if (dash_count > 20)
	    intervals = new SkScalar[dash_count];

	unsigned int i = 0;
	do {
	    for (unsigned int j = 0; i < style->num_dashes; j++)
		intervals[i++] = SkFloatToScalar (style->dash[j]);
	} while (loop--);

	SkDashPathEffect *dash = new SkDashPathEffect (intervals,
						       dash_count,
						       SkFloatToScalar (style->dash_offset));

	paint.setPathEffect (dash);
	dash->unref ();
    }

    surface->canvas->save (SkCanvas::kMatrix_SaveFlag);
    surface->canvas->concat (matrix_to_sk (*ctm));
    surface->canvas->drawPath (path_to_sk (path, ctm_inverse), paint);
    surface->canvas->restore ();

    if (image != NULL) {
	_cairo_surface_release_source_image (&surface->base,
					     image, image_extra);
    }

    return CAIRO_INT_STATUS_SUCCESS;
}
Ejemplo n.º 23
0
 virtual void processBeginSet(const RtlFieldInfo * field, bool &isAll)
 {
     UNSUPPORTED("SET fields");
 }
Ejemplo n.º 24
0
static VALUE
ptrace_getsiginfo(VALUE self)
{
    UNSUPPORTED();
    return Qnil;
}