diff options
Diffstat (limited to 'src/gallium/auxiliary')
| -rw-r--r-- | src/gallium/auxiliary/util/u_tile.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_tile.c b/src/gallium/auxiliary/util/u_tile.c index 3099bc6f487..44cadbfcdd0 100644 --- a/src/gallium/auxiliary/util/u_tile.c +++ b/src/gallium/auxiliary/util/u_tile.c @@ -269,6 +269,30 @@ x24s8_get_tile_rgba(const unsigned *src, } } + +/** + * Return S component as four uint32_t in [0..255]. Z part ignored. + */ +static void +s8_get_tile_rgba(const unsigned char *src, + unsigned w, unsigned h, + float *p, + unsigned dst_stride) +{ + unsigned i, j; + + for (i = 0; i < h; i++) { + float *pRow = p; + for (j = 0; j < w; j++, pRow += 4) { + pRow[0] = + pRow[1] = + pRow[2] = + pRow[3] = (float)(*src++ & 0xff); + } + p += dst_stride; + } +} + /*** PIPE_FORMAT_Z32_FLOAT ***/ /** @@ -312,6 +336,9 @@ pipe_tile_raw_to_rgba(enum pipe_format format, case PIPE_FORMAT_Z24X8_UNORM: s8z24_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride); break; + case PIPE_FORMAT_S8_USCALED: + s8_get_tile_rgba((unsigned char *) src, w, h, dst, dst_stride); + break; case PIPE_FORMAT_X24S8_USCALED: s8x24_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride); break; |