src/gallium/state_trackers/xorg/xorg_composite.c

   1 #include "xorg_composite.h"
   2
   3 struct xorg_composite_blend {
   4    int op:8;
   5
   6    unsigned rgb_src_factor:5;    /**< PIPE_BLENDFACTOR_x */
   7    unsigned rgb_dst_factor:5;    /**< PIPE_BLENDFACTOR_x */
   8
   9    unsigned alpha_src_factor:5;  /**< PIPE_BLENDFACTOR_x */
  10    unsigned alpha_dst_factor:5;  /**< PIPE_BLENDFACTOR_x */
  11 };
  12
  13 static const struct xorg_composite_blend xorg_blends[] = {
  14    { PictOpClear,
  15      PIPE_BLENDFACTOR_CONST_COLOR, PIPE_BLENDFACTOR_CONST_ALPHA,
  16      PIPE_BLENDFACTOR_ZERO, PIPE_BLENDFACTOR_ZERO },
  17
  18    { PictOpSrc,
  19      PIPE_BLENDFACTOR_ONE, PIPE_BLENDFACTOR_ONE,
  20      PIPE_BLENDFACTOR_ZERO, PIPE_BLENDFACTOR_ZERO },
  21
  22    { PictOpDst,
  23      PIPE_BLENDFACTOR_ZERO, PIPE_BLENDFACTOR_ZERO,
  24      PIPE_BLENDFACTOR_ONE, PIPE_BLENDFACTOR_ONE },
  25
  26    { PictOpOver,
  27      PIPE_BLENDFACTOR_SRC_ALPHA, PIPE_BLENDFACTOR_ONE,
  28      PIPE_BLENDFACTOR_INV_SRC_ALPHA, PIPE_BLENDFACTOR_INV_SRC_ALPHA },
  29
  30    { PictOpOverReverse,
  31      PIPE_BLENDFACTOR_SRC_ALPHA, PIPE_BLENDFACTOR_ONE,
  32      PIPE_BLENDFACTOR_INV_SRC_ALPHA, PIPE_BLENDFACTOR_INV_SRC_ALPHA },
  33 };
  34
  35 boolean xorg_composite_accelerated(int op,
  36                                    PicturePtr pSrcPicture,
  37                                    PicturePtr pMaskPicture,
  38                                    PicturePtr pDstPicture)
  39 {
  40    return FALSE;
  41 }
  42
  43 boolean xorg_composite_bind_state(struct exa_context *exa,
  44                                   int op,
  45                                   PicturePtr pSrcPicture,
  46                                   PicturePtr pMaskPicture,
  47                                   PicturePtr pDstPicture)
  48 {
  49    return FALSE;
  50 }
  51
  52 void xorg_composite(struct exa_context *exa,
  53                     struct exa_pixmap_priv *dst,
  54                     int srcX, int srcY, int maskX, int maskY,
  55                     int dstX, int dstY, int width, int height)
  56 {
  57 }
  58