diff options
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_wm_sampler_state.c | 5 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_wm_surface_state.c | 2 |
2 files changed, 5 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm_sampler_state.c b/src/mesa/drivers/dri/i965/brw_wm_sampler_state.c index 610ef345f42..e51381b855f 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_sampler_state.c +++ b/src/mesa/drivers/dri/i965/brw_wm_sampler_state.c @@ -341,7 +341,10 @@ brw_upload_samplers(struct brw_context *brw) GLbitfield SamplersUsed = vs->SamplersUsed | fs->SamplersUsed; - brw->sampler.count = _mesa_bitcount(SamplersUsed); + /* ARB programs use the texture unit number as the sampler index, so we + * need to find the highest unit used. A bit-count will not work. + */ + brw->sampler.count = _mesa_fls(SamplersUsed); if (brw->sampler.count == 0) return; diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c index eefa427f1a5..582e2399a15 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c +++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c @@ -1250,7 +1250,7 @@ brw_update_texture_surfaces(struct brw_context *brw) struct gl_program *vs = (struct gl_program *) brw->vertex_program; struct gl_program *fs = (struct gl_program *) brw->fragment_program; - unsigned num_samplers = _mesa_bitcount(vs->SamplersUsed | fs->SamplersUsed); + unsigned num_samplers = _mesa_fls(vs->SamplersUsed | fs->SamplersUsed); for (unsigned s = 0; s < num_samplers; s++) { brw->vs.surf_offset[SURF_INDEX_VS_TEXTURE(s)] = 0; |