diff options
| author | Glenn Kennard <glenn.kennard@gmail.com> | 2014-08-13 13:02:53 +0200 |
|---|---|---|
| committer | Marek Olšák <marek.olsak@amd.com> | 2014-08-15 01:55:13 +0200 |
| commit | f23ee74791853137caabede52204167e938fdeeb (patch) | |
| tree | 3d9e81fa8211b11dea12eada8bc37374f7b74edc /src/gallium/drivers/r600 | |
| parent | 221d9c3e9c043d96dcd0df9f996cb15daaeffe47 (diff) | |
r600g: Implement BPTC texture support
Requires Evergreen/Cayman
Signed-off-by: Glenn Kennard <glenn.kennard@gmail.com>
Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Diffstat (limited to 'src/gallium/drivers/r600')
| -rw-r--r-- | src/gallium/drivers/r600/r600_state_common.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c index 64a027797d1..d29e137d511 100644 --- a/src/gallium/drivers/r600/r600_state_common.c +++ b/src/gallium/drivers/r600/r600_state_common.c @@ -1971,6 +1971,30 @@ uint32_t r600_translate_texformat(struct pipe_screen *screen, } } + if (desc->layout == UTIL_FORMAT_LAYOUT_BPTC) { + if (!enable_s3tc) + goto out_unknown; + + if (rscreen->b.chip_class < EVERGREEN) + goto out_unknown; + + switch (format) { + case PIPE_FORMAT_BPTC_RGBA_UNORM: + case PIPE_FORMAT_BPTC_SRGBA: + result = FMT_BC7; + is_srgb_valid = TRUE; + goto out_word4; + case PIPE_FORMAT_BPTC_RGB_FLOAT: + word4 |= sign_bit[0] | sign_bit[1] | sign_bit[2]; + /* fall through */ + case PIPE_FORMAT_BPTC_RGB_UFLOAT: + result = FMT_BC6; + goto out_word4; + default: + goto out_unknown; + } + } + if (desc->layout == UTIL_FORMAT_LAYOUT_SUBSAMPLED) { switch (format) { case PIPE_FORMAT_R8G8_B8G8_UNORM: |