fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2026-05-08 06:58:05 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

r300g: force swizzles for RGTC

Browse source 
still can't get signed to work
This commit is contained in:
Dave Airlie 2011-02-27 17:00:50 +10:00
parent 96bbc627f3
commit 0495425dc3
1 changed files with 5 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
src/gallium/drivers/r300/r300_texture.c
View file

@ -217,10 +217,15 @@ uint32_t r300_translate_texformat(enum pipe_format format,
case PIPE_FORMAT_RGTC1_SNORM:
result |= sign_bit[0];
case PIPE_FORMAT_RGTC1_UNORM:
result &= ~(0xfff << 9); /* mask off swizzle */
result |= R300_TX_FORMAT_Y << R300_TX_FORMAT_R_SHIFT;
return R500_TX_FORMAT_ATI1N | result;
case PIPE_FORMAT_RGTC2_SNORM:
result |= sign_bit[0] | sign_bit[1];
case PIPE_FORMAT_RGTC2_UNORM:
result &= ~(0xfff << 9); /* mask off swizzle */
result |= R300_TX_FORMAT_Y << R300_TX_FORMAT_R_SHIFT |
R300_TX_FORMAT_X << R300_TX_FORMAT_G_SHIFT;
return R400_TX_FORMAT_ATI2N | result;
default:
return ~0; /* Unsupported/unknown. */