pixman-pict.c

嵌入式图形库

    int		dstXoff, dstYoff;
    int		maskXoff, maskYoff;
    uint32_t	src;

    fbComposeGetSolid(pSrc, src, pDst->bits.format);
    fbGetStipDrawable (pMask->pDrawable, maskBits, maskStride, maskBpp, maskXoff, maskYoff);
    fbGetDrawable (pDst->pDrawable, dstBits, dstStride, dstBpp, dstXoff, dstYoff);

    switch (dstBpp) {
    case 32:
	break;
    case 24:
	break;
    case 16:
	src = cvt8888to0565(src);
	break;
    }

    src = fbReplicatePixel (src, dstBpp);

    fbBltOne (maskBits + maskStride * (yMask + maskYoff),
	      maskStride,
	      xMask + maskXoff,

	      dstBits + dstStride * (yDst + dstYoff),
	      dstStride,
	      (xDst + dstXoff) * dstBpp,
	      dstBpp,

	      width * dstBpp,
	      height,

	      0x0,
	      src,
	      FB_ALLONES,
	      0x0);

#endif
}

/*
 * Apply a constant alpha value in an over computation
 */
static void
fbCompositeSrcSrc_nxn  (pixman_op_t	   op,
			pixman_image_t * pSrc,
			pixman_image_t * pMask,
			pixman_image_t * pDst,
			int16_t      xSrc,
			int16_t      ySrc,
			int16_t      xMask,
			int16_t      yMask,
			int16_t      xDst,
			int16_t      yDst,
			uint16_t     width,
			uint16_t     height);

/*
 * Simple bitblt
 */

static void
fbCompositeSrcSrc_nxn  (pixman_op_t	   op,
			pixman_image_t * pSrc,
			pixman_image_t * pMask,
			pixman_image_t * pDst,
			int16_t      xSrc,
			int16_t      ySrc,
			int16_t      xMask,
			int16_t      yMask,
			int16_t      xDst,
			int16_t      yDst,
			uint16_t     width,
			uint16_t     height)
{
    /* FIXME */
#if 0
    uint32_t	*dst;
    uint32_t	*src;
    int	dstStride, srcStride;
    int		srcXoff, srcYoff;
    int		dstXoff, dstYoff;
    int		srcBpp;
    int		dstBpp;
    pixman_bool_t	reverse = FALSE;
    pixman_bool_t	upsidedown = FALSE;

    fbGetDrawable(pSrc->pDrawable,src,srcStride,srcBpp,srcXoff,srcYoff);
    fbGetDrawable(pDst->pDrawable,dst,dstStride,dstBpp,dstXoff,dstYoff);

    fbBlt (src + (ySrc + srcYoff) * srcStride,
	   srcStride,
	   (xSrc + srcXoff) * srcBpp,

	   dst + (yDst + dstYoff) * dstStride,
	   dstStride,
	   (xDst + dstXoff) * dstBpp,

	   (width) * dstBpp,
	   (height),

	   GXcopy,
	   FB_ALLONES,
	   dstBpp,

	   reverse,
	   upsidedown);
#endif
}

static void
pixman_image_composite_rect  (pixman_op_t                   op,
			      pixman_image_t               *src,
			      pixman_image_t               *mask,
			      pixman_image_t               *dest,
			      int16_t                       src_x,
			      int16_t                       src_y,
			      int16_t                       mask_x,
			      int16_t                       mask_y,
			      int16_t                       dest_x,
			      int16_t                       dest_y,
			      uint16_t                      width,
			      uint16_t                      height);
void
fbCompositeSolidFill (pixman_op_t op,
		      pixman_image_t * pSrc,
		      pixman_image_t * pMask,
		      pixman_image_t * pDst,
		      int16_t      xSrc,
		      int16_t      ySrc,
		      int16_t      xMask,
		      int16_t      yMask,
		      int16_t      xDst,
		      int16_t      yDst,
		      uint16_t     width,
		      uint16_t     height)
{
    uint32_t	src;

    fbComposeGetSolid(pSrc, src, pDst->bits.format);

    if (pDst->bits.format == PIXMAN_a8)
	src = src >> 24;
    else if (pDst->bits.format == PIXMAN_r5g6b5 ||
	     pDst->bits.format == PIXMAN_b5g6r5)
	src = cvt8888to0565 (src);

    pixman_fill (pDst->bits.bits, pDst->bits.rowstride,
		 PIXMAN_FORMAT_BPP (pDst->bits.format),
		 xDst, yDst,
		 width, height,
		 src);
}

static void
fbCompositeSrc_8888xx888 (pixman_op_t op,
			  pixman_image_t * pSrc,
			  pixman_image_t * pMask,
			  pixman_image_t * pDst,
			  int16_t      xSrc,
			  int16_t      ySrc,
			  int16_t      xMask,
			  int16_t      yMask,
			  int16_t      xDst,
			  int16_t      yDst,
			  uint16_t     width,
			  uint16_t     height)
{
    uint32_t	*dst;
    uint32_t    *src;
    int		 dstStride, srcStride;
    uint32_t	 n_bytes = width * sizeof (uint32_t);

    fbComposeGetStart (pSrc, xSrc, ySrc, uint32_t, srcStride, src, 1);
    fbComposeGetStart (pDst, xDst, yDst, uint32_t, dstStride, dst, 1);

    while (height--)
    {
	memcpy (dst, src, n_bytes);

	dst += dstStride;
	src += srcStride;
    }
}

static void
pixman_walk_composite_region (pixman_op_t op,
			      pixman_image_t * pSrc,
			      pixman_image_t * pMask,
			      pixman_image_t * pDst,
			      int16_t xSrc,
			      int16_t ySrc,
			      int16_t xMask,
			      int16_t yMask,
			      int16_t xDst,
			      int16_t yDst,
			      uint16_t width,
			      uint16_t height,
			      pixman_bool_t srcRepeat,
			      pixman_bool_t maskRepeat,
			      CompositeFunc compositeRect)
{
    int		    n;
    const pixman_box16_t *pbox;
    int		    w, h, w_this, h_this;
    int		    x_msk, y_msk, x_src, y_src, x_dst, y_dst;
    pixman_region16_t reg;
    pixman_region16_t *region;

    pixman_region_init (&reg);
    if (!pixman_compute_composite_region (&reg, pSrc, pMask, pDst,
					  xSrc, ySrc, xMask, yMask, xDst, yDst, width, height))
    {
	return;
    }

    region = ®

    pbox = pixman_region_rectangles (region, &n);
    while (n--)
    {
	h = pbox->y2 - pbox->y1;
	y_src = pbox->y1 - yDst + ySrc;
	y_msk = pbox->y1 - yDst + yMask;
	y_dst = pbox->y1;
	while (h)
	{
	    h_this = h;
	    w = pbox->x2 - pbox->x1;
	    x_src = pbox->x1 - xDst + xSrc;
	    x_msk = pbox->x1 - xDst + xMask;
	    x_dst = pbox->x1;
	    if (maskRepeat)
	    {
		y_msk = MOD (y_msk, pMask->bits.height);
		if (h_this > pMask->bits.height - y_msk)
		    h_this = pMask->bits.height - y_msk;
	    }
	    if (srcRepeat)
	    {
		y_src = MOD (y_src, pSrc->bits.height);
		if (h_this > pSrc->bits.height - y_src)
		    h_this = pSrc->bits.height - y_src;
	    }
	    while (w)
	    {
		w_this = w;
		if (maskRepeat)
		{
		    x_msk = MOD (x_msk, pMask->bits.width);
		    if (w_this > pMask->bits.width - x_msk)
			w_this = pMask->bits.width - x_msk;
		}
		if (srcRepeat)
		{
		    x_src = MOD (x_src, pSrc->bits.width);
		    if (w_this > pSrc->bits.width - x_src)
			w_this = pSrc->bits.width - x_src;
		}
		(*compositeRect) (op, pSrc, pMask, pDst,
				  x_src, y_src, x_msk, y_msk, x_dst, y_dst,
				  w_this, h_this);
		w -= w_this;
		x_src += w_this;
		x_msk += w_this;
		x_dst += w_this;
	    }
	    h -= h_this;
	    y_src += h_this;
	    y_msk += h_this;
	    y_dst += h_this;
	}
	pbox++;
    }
    pixman_region_fini (&reg);
}

static pixman_bool_t
can_get_solid (pixman_image_t *image)
{
    if (image->type == SOLID)
	return TRUE;

    if (image->type != BITS	||
	image->bits.width != 1	||
	image->bits.height != 1)
    {
	return FALSE;
    }

    if (image->common.repeat != PIXMAN_REPEAT_NORMAL)
	return FALSE;

    switch (image->bits.format)
    {
    case PIXMAN_a8r8g8b8:
    case PIXMAN_x8r8g8b8:
    case PIXMAN_a8b8g8r8:
    case PIXMAN_x8b8g8r8:
    case PIXMAN_r8g8b8:
    case PIXMAN_b8g8r8:
    case PIXMAN_r5g6b5:
    case PIXMAN_b5g6r5:
	return TRUE;
    default:
	return FALSE;
    }
}

#define SCANLINE_BUFFER_LENGTH 2048

static void
pixman_image_composite_rect  (pixman_op_t                   op,
			      pixman_image_t               *src,
			      pixman_image_t               *mask,
			      pixman_image_t               *dest,
			      int16_t                       src_x,
			      int16_t                       src_y,
			      int16_t                       mask_x,
			      int16_t                       mask_y,
			      int16_t                       dest_x,
			      int16_t                       dest_y,
			      uint16_t                      width,
			      uint16_t                      height)
{
    FbComposeData compose_data;
    uint32_t _scanline_buffer[SCANLINE_BUFFER_LENGTH * 3];
    uint32_t *scanline_buffer = _scanline_buffer;

    return_if_fail (src != NULL);
    return_if_fail (dest != NULL);

    if (width > SCANLINE_BUFFER_LENGTH)
    {
	scanline_buffer = (uint32_t *)pixman_malloc_abc (width, 3, sizeof (uint32_t));

	if (!scanline_buffer)
	    return;
    }

    compose_data.op = op;
    compose_data.src = src;
    compose_data.mask = mask;
    compose_data.dest = dest;
    compose_data.xSrc = src_x;
    compose_data.ySrc = src_y;
    compose_data.xMask = mask_x;
    compose_data.yMask = mask_y;
    compose_data.xDest = dest_x;
    compose_data.yDest = dest_y;
    compose_data.width = width;
    compose_data.height = height;

    pixman_composite_rect_general (&compose_data, scanline_buffer);

    if (scanline_buffer != _scanline_buffer)
	free (scanline_buffer);
}

/* These "formats" both have depth 0, so they
 * will never clash with any real ones
 */
#define PIXMAN_null		PIXMAN_FORMAT(0,0,0,0,0,0)
#define PIXMAN_solid		PIXMAN_FORMAT(0,1,0,0,0,0)

#define NEED_COMPONENT_ALPHA		(1 << 0)
#define NEED_PIXBUF			(1 << 1)
#define NEED_SOLID_MASK		        (1 << 2)

typedef struct
{
    pixman_op_t			op;
    pixman_format_code_t	src_format;
    pixman_format_code_t	mask_format;
    pixman_format_code_t	dest_format;
    CompositeFunc		func;
    uint32_t			flags;
} FastPathInfo;

#ifdef USE_MMX
static const FastPathInfo mmx_fast_paths[] =
{
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_r5g6b5,   fbCompositeSolidMask_nx8x0565mmx,     0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_b5g6r5,   fbCompositeSolidMask_nx8x0565mmx,     0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_a8r8g8b8, fbCompositeSolidMask_nx8x8888mmx,     0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_x8r8g8b8, fbCompositeSolidMask_nx8x8888mmx,     0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_a8b8g8r8, fbCompositeSolidMask_nx8x8888mmx,     0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_x8b8g8r8, fbCompositeSolidMask_nx8x8888mmx,     0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8r8g8b8, PIXMAN_a8r8g8b8, fbCompositeSolidMask_nx8888x8888Cmmx, NEED_COMPONENT_ALPHA },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8r8g8b8, PIXMAN_x8r8g8b8, fbCompositeSolidMask_nx8888x8888Cmmx, NEED_COMPONENT_ALPHA },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8r8g8b8, PIXMAN_r5g6b5,   fbCompositeSolidMask_nx8888x0565Cmmx, NEED_COMPONENT_ALPHA },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8b8g8r8, PIXMAN_a8b8g8r8, fbCompositeSolidMask_nx8888x8888Cmmx, NEED_COMPONENT_ALPHA },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8b8g8r8, PIXMAN_x8b8g8r8, fbCompositeSolidMask_nx8888x8888Cmmx, NEED_COMPONENT_ALPHA },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8b8g8r8, PIXMAN_b5g6r5,   fbCompositeSolidMask_nx8888x0565Cmmx, NEED_COMPONENT_ALPHA },
    { PIXMAN_OP_OVER, PIXMAN_x8b8g8r8, PIXMAN_a8r8g8b8, PIXMAN_a8r8g8b8, fbCompositeSrc_8888RevNPx8888mmx, NEED_PIXBUF },
    { PIXMAN_OP_OVER, PIXMAN_x8b8g8r8, PIXMAN_a8b8g8r8, PIXMAN_a8r8g8b8, fbCompositeSrc_8888RevNPx8888mmx, NEED_PIXBUF },
    { PIXMAN_OP_OVER, PIXMAN_x8b8g8r8, PIXMAN_a8r8g8b8, PIXMAN_x8r8g8b8, fbCompositeSrc_8888RevNPx8888mmx, NEED_PIXBUF },
    { PIXMAN_OP_OVER, PIXMAN_x8b8g8r8, PIXMAN_a8b8g8r8, PIXMAN_x8r8g8b8, fbCompositeSrc_8888RevNPx8888mmx, NEED_PIXBUF },
    { PIXMAN_OP_OVER, PIXMAN_x8b8g8r8, PIXMAN_a8r8g8b8, PIXMAN_r5g6b5,   fbCompositeSrc_8888RevNPx0565mmx, NEED_PIXBUF },
    { PIXMAN_OP_OVER, PIXMAN_x8b8g8r8, PIXMAN_a8b8g8r8, PIXMAN_r5g6b5,   fbCompositeSrc_8888RevNPx0565mmx, NEED_PIXBUF },
    { PIXMAN_OP_OVER, PIXMAN_x8r8g8b8, PIXMAN_a8r8g8b8, PIXMAN_a8b8g8r8, fbCompositeSrc_8888RevNPx8888mmx, NEED_PIXBUF },
    { PIXMAN_OP_OVER, PIXMAN_x8r8g8b8, PIXMAN_a8b8g8r8, PIXMAN_a8b8g8r8, fbCompositeSrc_8888RevNPx8888mmx, NEED_PIXBUF },
    { PIXMAN_OP_OVER, PIXMAN_x8r8g8b8, PIXMAN_a8r8g8b8, PIXMAN_x8b8g8r8, fbCompositeSrc_8888RevNPx8888mmx, NEED_PIXBUF },
    { PIXMAN_OP_OVER, PIXMAN_x8r8g8b8, PIXMAN_a8b8g8r8, PIXMAN_x8b8g8r8, fbCompositeSrc_8888RevNPx8888mmx, NEED_PIXBUF },
    { PIXMAN_OP_OVER, PIXMAN_x8r8g8b8, PIXMAN_a8r8g8b8, PIXMAN_b5g6r5,   fbCompositeSrc_8888RevNPx0565mmx, NEED_PIXBUF },
    { PIXMAN_OP_OVER, PIXMAN_x8r8g8b8, PIXMAN_a8b8g8r8, PIXMAN_b5g6r5,   fbCompositeSrc_8888RevNPx0565mmx, NEED_PIXBUF },
    { PIXMAN_OP_OVER, PIXMAN_x8r8g8b8, PIXMAN_a8,       PIXMAN_a8r8g8b8, fbCompositeSrc_x888xnx8888mmx,    NEED_SOLID_MASK },
    { PIXMAN_OP_OVER, PIXMAN_x8r8g8b8, PIXMAN_a8,       PIXMAN_x8r8g8b8, fbCompositeSrc_x888xnx8888mmx,	   NEED_SOLID_MASK },
    { PIXMAN_OP_OVER, PIXMAN_x8b8g8r8, PIXMAN_a8,	PIXMAN_a8b8g8r8, fbCompositeSrc_x888xnx8888mmx,	   NEED_SOLID_MASK },
    { PIXMAN_OP_OVER, PIXMAN_x8b8g8r8, PIXMAN_a8,	PIXMAN_x8b8g8r8, fbCompositeSrc_x888xnx8888mmx,	   NEED_SOLID_MASK },
    { PIXMAN_OP_OVER, PIXMAN_a8r8g8b8, PIXMAN_a8,       PIXMAN_a8r8g8b8, fbCompositeSrc_8888x8x8888mmx,    NEED_SOLID_MASK },
    { PIXMAN_OP_OVER, PIXMAN_a8r8g8b8, PIXMAN_a8,       PIXMAN_x8r8g8b8, fbCompositeSrc_8888x8x8888mmx,	   NEED_SOLID_MASK },
    { PIXMAN_OP_OVER, PIXMAN_a8b8g8r8, PIXMAN_a8,	PIXMAN_a8b8g8r8, fbCompositeSrc_8888x8x8888mmx,	   NEED_SOLID_MASK },
    { PIXMAN_OP_OVER, PIXMAN_a8b8g8r8, PIXMAN_a8,	PIXMAN_x8b8g8r8, fbCompositeSrc_8888x8x8888mmx,	   NEED_SOLID_MASK },
#if 0
    /* FIXME: This code is commented out since it's apparently not actually faster than the generic code. */
    { PIXMAN_OP_OVER, PIXMAN_x8r8g8b8, PIXMAN_a8,	PIXMAN_x8r8g8b8, fbCompositeOver_x888x8x8888mmx,   0 },
    { PIXMAN_OP_OVER, PIXMAN_x8r8g8b8, PIXMAN_a8,	PIXMAN_a8r8g8b8, fbCompositeOver_x888x8x8888mmx,   0 },
    { PIXMAN_OP_OVER, PIXMAN_x8b8r8g8, PIXMAN_a8,	PIXMAN_x8b8g8r8, fbCompositeOver_x888x8x8888mmx,   0 },
    { PIXMAN_OP_OVER, PIXMAN_x8b8r8g8, PIXMAN_a8,	PIXMAN_a8r8g8b8, fbCompositeOver_x888x8x8888mmx,   0 },
#endif
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_null,	PIXMAN_a8r8g8b8, fbCompositeSolid_nx8888mmx,        0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_null,     PIXMAN_x8r8g8b8, fbCompositeSolid_nx8888mmx,	   0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_null,     PIXMAN_r5g6b5,   fbCompositeSolid_nx0565mmx,	   0 },
    { PIXMAN_OP_OVER, PIXMAN_x8r8g8b8, PIXMAN_null,     PIXMAN_x8r8g8b8, fbCompositeCopyAreammx,	   0 },
    { PIXMAN_OP_OVER, PIXMAN_x8b8g8r8, PIXMAN_null,     PIXMAN_x8b8g8r8, fbCompositeCopyAreammx,	   0 },
    { PIXMAN_OP_OVER, PIXMAN_a8r8g8b8, PIXMAN_null,     PIXMAN_a8r8g8b8, fbCompositeSrc_8888x8888mmx,	   0 },
    { PIXMAN_OP_OVER, PIXMAN_a8r8g8b8, PIXMAN_null,	PIXMAN_x8r8g8b8, fbCompositeSrc_8888x8888mmx,	   0 },
    { PIXMAN_OP_OVER, PIXMAN_a8r8g8b8, PIXMAN_null,	PIXMAN_r5g6b5,	 fbCompositeSrc_8888x0565mmx,	   0 },
    { PIXMAN_OP_OVER, PIXMAN_a8b8g8r8, PIXMAN_null,	PIXMAN_a8b8g8r8, fbCompositeSrc_8888x8888mmx,	   0 },
    { PIXMAN_OP_OVER, PIXMAN_a8b8g8r8, PIXMAN_null,	PIXMAN_x8b8g8r8, fbCompositeSrc_8888x8888mmx,	   0 },
    { PIXMAN_OP_OVER, PIXMAN_a8b8g8r8, PIXMAN_null,     PIXMAN_b5g6r5,   fbCompositeSrc_8888x0565mmx,	   0 },

    { PIXMAN_OP_ADD, PIXMAN_a8r8g8b8,  PIXMAN_null,	PIXMAN_a8r8g8b8, fbCompositeSrcAdd_8888x8888mmx,   0 },
    { PIXMAN_OP_ADD, PIXMAN_a8b8g8r8,  PIXMAN_null,	PIXMAN_a8b8g8r8, fbCompositeSrcAdd_8888x8888mmx,   0 },
    { PIXMAN_OP_ADD, PIXMAN_a8,        PIXMAN_null,     PIXMAN_a8,       fbCompositeSrcAdd_8000x8000mmx,   0 },
    { PIXMAN_OP_ADD, PIXMAN_solid,     PIXMAN_a8,       PIXMAN_a8,       fbCompositeSrcAdd_8888x8x8mmx,    0 },
    { PIXMAN_OP_SRC, PIXMAN_solid,     PIXMAN_a8,       PIXMAN_a8r8g8b8, fbCompositeSolidMaskSrc_nx8x8888mmx, 0 },
    { PIXMAN_OP_SRC, PIXMAN_solid,     PIXMAN_a8,       PIXMAN_x8r8g8b8, fbCompositeSolidMaskSrc_nx8x8888mmx, 0 },
    { PIXMAN_OP_SRC, PIXMAN_solid,     PIXMAN_a8,       PIXMAN_a8b8g8r8, fbCompositeSolidMaskSrc_nx8x8888mmx, 0 },
    { PIXMAN_OP_SRC, PIXMAN_solid,     PIXMAN_a8,       PIXMAN_x8b8g8r8, fbCompositeSolidMaskSrc_nx8x8888mmx, 0 },

    { PIXMAN_OP_SRC, PIXMAN_a8r8g8b8,  PIXMAN_null,	PIXMAN_a8r8g8b8, fbCompositeCopyAreammx, 0 },
    { PIXMAN_OP_SRC, PIXMAN_a8b8g8r8,  PIXMAN_null,	PIXMAN_a8b8g8r8, fbCompositeCopyAreammx, 0 },
    { PIXMAN_OP_SRC, PIXMAN_x8r8g8b8,  PIXMAN_null,	PIXMAN_x8r8g8b8, fbCompositeCopyAreammx, 0 },
    { PIXMAN_OP_SRC, PIXMAN_x8b8g8r8,  PIXMAN_null,	PIXMAN_x8b8g8r8, fbCompositeCopyAreammx, 0 },
    { PIXMAN_OP_SRC, PIXMAN_r5g6b5,    PIXMAN_null,     PIXMAN_r5g6b5,   fbCompositeCopyAreammx, 0 },
    { PIXMAN_OP_SRC, PIXMAN_b5g6r5,    PIXMAN_null,     PIXMAN_b5g6r5,   fbCompositeCopyAreammx, 0 },
    { PIXMAN_OP_IN,  PIXMAN_a8,        PIXMAN_null,     PIXMAN_a8,       fbCompositeIn_8x8mmx,   0 },
    { PIXMAN_OP_IN,  PIXMAN_solid,     PIXMAN_a8,	PIXMAN_a8,	 fbCompositeIn_nx8x8mmx, 0 },
    { PIXMAN_OP_NONE },
};
#endif

#ifdef USE_SSE2
static const FastPathInfo sse_fast_paths[] =
{
    { PIXMAN_OP_NONE },
};
#endif

static const FastPathInfo c_fast_paths[] =
{
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_r5g6b5,   fbCompositeSolidMask_nx8x0565, 0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_b5g6r5,   fbCompositeSolidMask_nx8x0565, 0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_r8g8b8,   fbCompositeSolidMask_nx8x0888, 0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_b8g8r8,   fbCompositeSolidMask_nx8x0888, 0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_a8r8g8b8, fbCompositeSolidMask_nx8x8888, 0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_x8r8g8b8, fbCompositeSolidMask_nx8x8888, 0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_a8b8g8r8, fbCompositeSolidMask_nx8x8888, 0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_x8b8g8r8, fbCompositeSolidMask_nx8x8888, 0 },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8r8g8b8, PIXMAN_a8r8g8b8, fbCompositeSolidMask_nx8888x8888C, NEED_COMPONENT_ALPHA },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8r8g8b8, PIXMAN_x8r8g8b8, fbCompositeSolidMask_nx8888x8888C, NEED_COMPONENT_ALPHA },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8r8g8b8, PIXMAN_r5g6b5,   fbCompositeSolidMask_nx8888x0565C, NEED_COMPONENT_ALPHA },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8b8g8r8, PIXMAN_a8b8g8r8, fbCompositeSolidMask_nx8888x8888C, NEED_COMPONENT_ALPHA },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8b8g8r8, PIXMAN_x8b8g8r8, fbCompositeSolidMask_nx8888x8888C, NEED_COMPONENT_ALPHA },
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8b8g8r8, PIXMAN_b5g6r5,   fbCompositeSolidMask_nx8888x0565C, NEED_COMPONENT_ALPHA },
#if 0
    /* FIXME: This code is commented out since it's apparently not actually faster than the generic code */
    { PIXMAN_OP_OVER, PIXMAN_x8r8g8b8, PIXMAN_a8,	PIXMAN_x8r8g8b8, fbCompositeOver_x888x8x8888,       0 },
    { PIXMAN_OP_OVER, PIXMAN_x8r8g8b8, PIXMAN_a8,	PIXMAN_a8r8g8b8, fbCompositeOver_x888x8x8888,       0 },
    { PIXMAN_OP_OVER, PIXMAN_x8b8r8g8, PIXMAN_a8,	PIXMAN_x8b8g8r8, fbCompositeOver_x888x8x8888,       0 },
    { PIXMAN_OP_OVER, PIXMAN_x8b8r8g8, PIXMAN_a8,	PIXMAN_a8r8g8b8, fbCompositeOver_x888x8x8888,       0 },
#endif
    { PIXMAN_OP_OVER, PIXMAN_a8r8g8b8, PIXMAN_null,     PIXMAN_a8r8g8b8, fbCompositeSrc_8888x8888,	   0 },
    { PIXMAN_OP_OVER, PIXMAN_a8r8g8b8, PIXMAN_null,	PIXMAN_x8r8g8b8, fbCompositeSrc_8888x8888,	   0 },
    { PIXMAN_OP_OVER, PIXMAN_a8r8g8b8, PIXMAN_null,	PIXMAN_r5g6b5,	 fbCompositeSrc_8888x0565,	   0 },
    { PIXMAN_OP_OVER, PIXMAN_a8b8g8r8, PIXMAN_null,	PIXMAN_a8b8g8r8, fbCompositeSrc_8888x8888,	   0 },
    { PIXMAN_OP_OVER, PIXMAN_a8b8g8r8, PIXMAN_null,	PIXMAN_x8b8g8r8, fbCompositeSrc_8888x8888,	   0 },
    { PIXMAN_OP_OVER, PIXMAN_a8b8g8r8, PIXMAN_null,     PIXMAN_b5g6r5,   fbCompositeSrc_8888x0565,	   0 },
#if 0
    /* FIXME */
    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a1,	PIXMAN_r5g6b5,   fbCompositeSolidMask_nx1xn,	   0 },