diff options
Diffstat (limited to 'src/gallium/drivers/radeonsi')
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_state.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c index 0ec34f961ac..876cbf6a34b 100644 --- a/src/gallium/drivers/radeonsi/si_state.c +++ b/src/gallium/drivers/radeonsi/si_state.c @@ -1365,11 +1365,17 @@ static uint32_t si_translate_texformat(struct pipe_screen *screen, case PIPE_FORMAT_Z16_UNORM: return V_008F14_IMG_DATA_FORMAT_16; case PIPE_FORMAT_X24S8_UINT: + case PIPE_FORMAT_S8X24_UINT: + /* + * Implemented as an 8_8_8_8 data format to fix texture + * gathers in stencil sampling. This affects at least + * GL45-CTS.texture_cube_map_array.sampling on VI. + */ + return V_008F14_IMG_DATA_FORMAT_8_8_8_8; case PIPE_FORMAT_Z24X8_UNORM: case PIPE_FORMAT_Z24_UNORM_S8_UINT: return V_008F14_IMG_DATA_FORMAT_8_24; case PIPE_FORMAT_X8Z24_UNORM: - case PIPE_FORMAT_S8X24_UINT: case PIPE_FORMAT_S8_UINT_Z24_UNORM: return V_008F14_IMG_DATA_FORMAT_24_8; case PIPE_FORMAT_S8_UINT: @@ -2796,14 +2802,22 @@ si_make_texture_descriptor(struct si_screen *screen, if (desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS) { const unsigned char swizzle_xxxx[4] = {0, 0, 0, 0}; const unsigned char swizzle_yyyy[4] = {1, 1, 1, 1}; + const unsigned char swizzle_wwww[4] = {3, 3, 3, 3}; switch (pipe_format) { case PIPE_FORMAT_S8_UINT_Z24_UNORM: - case PIPE_FORMAT_X24S8_UINT: case PIPE_FORMAT_X32_S8X24_UINT: case PIPE_FORMAT_X8Z24_UNORM: util_format_compose_swizzles(swizzle_yyyy, state_swizzle, swizzle); break; + case PIPE_FORMAT_X24S8_UINT: + /* + * X24S8 is implemented as an 8_8_8_8 data format, to + * fix texture gathers. This affects at least + * GL45-CTS.texture_cube_map_array.sampling on VI. + */ + util_format_compose_swizzles(swizzle_wwww, state_swizzle, swizzle); + break; default: util_format_compose_swizzles(swizzle_xxxx, state_swizzle, swizzle); } |