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r600g: explicity set sign bits for RGTC

This commit is contained in:
Dave Airlie 2011-02-25 09:13:14 +10:00
parent c9bca01819
commit b2413de916
1 changed files with 4 additions and 2 deletions
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6
src/gallium/drivers/r600/r600_texture.c
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@ -878,12 +878,14 @@ uint32_t r600_translate_texformat(enum pipe_format format,
goto out_unknown;
switch (format) {
case PIPE_FORMAT_RGTC1_UNORM:
case PIPE_FORMAT_RGTC1_SNORM:
word4 |= sign_bit[0];
case PIPE_FORMAT_RGTC1_UNORM:
result = FMT_BC4;
goto out_word4;
case PIPE_FORMAT_RGTC2_UNORM:
case PIPE_FORMAT_RGTC2_SNORM:
word4 |= sign_bit[0] | sign_bit[1];
case PIPE_FORMAT_RGTC2_UNORM:
result = FMT_BC5;
goto out_word4;
default: