diff options
| author | Dave Airlie <[email protected]> | 2011-02-25 09:14:53 +1000 |
|---|---|---|
| committer | Dave Airlie <[email protected]> | 2011-02-25 09:18:41 +1000 |
| commit | 79ad6f5375253faff89bbc7eb6dc5949ba63e0ef (patch) | |
| tree | 8b5078ee304e48f2a44aee34b39f973312db3bf5 /src/gallium/drivers/r300 | |
| parent | e6e5c1f46d374015d924522ed0b2bf2443c3e6d4 (diff) | |
r300g: explicit sign bits on RGTC textures
Diffstat (limited to 'src/gallium/drivers/r300')
| -rw-r--r-- | src/gallium/drivers/r300/r300_texture.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/gallium/drivers/r300/r300_texture.c b/src/gallium/drivers/r300/r300_texture.c index 354144cac79..2db5ab9a287 100644 --- a/src/gallium/drivers/r300/r300_texture.c +++ b/src/gallium/drivers/r300/r300_texture.c @@ -214,11 +214,13 @@ uint32_t r300_translate_texformat(enum pipe_format format, /* RGTC formats. */ if (desc->layout == UTIL_FORMAT_LAYOUT_RGTC) { switch (format) { - case PIPE_FORMAT_RGTC1_UNORM: case PIPE_FORMAT_RGTC1_SNORM: + result |= sign_bit[0]; + case PIPE_FORMAT_RGTC1_UNORM: return R500_TX_FORMAT_ATI1N | result; - case PIPE_FORMAT_RGTC2_UNORM: case PIPE_FORMAT_RGTC2_SNORM: + result |= sign_bit[0] | sign_bit[1]; + case PIPE_FORMAT_RGTC2_UNORM: return R400_TX_FORMAT_ATI2N | result; default: return ~0; /* Unsupported/unknown. */ |