diff options
| author | Dave Airlie <[email protected]> | 2020-05-19 12:18:52 +1000 |
|---|---|---|
| committer | Marge Bot <[email protected]> | 2020-07-02 04:12:17 +0000 |
| commit | 52a050ea0ae0197529082dcbaee7353f10795b0c (patch) | |
| tree | cdf77537a7dd3cf193287211ae6a8108bc52681c | |
| parent | 6dc904f600089014f5ed37ada4f200d71fbff714 (diff) | |
llvmpipe: add support for indirect texture access.
This hooks up the sampler switch statement generator
to the llvmpipe sampler interface.
Reviewed-by: Roland Scheidegger <[email protected]>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3778>
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_tex_sample.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_tex_sample.c b/src/gallium/drivers/llvmpipe/lp_tex_sample.c index d0e6d99082c..0b1d7198e8f 100644 --- a/src/gallium/drivers/llvmpipe/lp_tex_sample.c +++ b/src/gallium/drivers/llvmpipe/lp_tex_sample.c @@ -360,10 +360,27 @@ lp_llvm_sampler_soa_emit_fetch_texel(const struct lp_build_sampler_soa *base, return; } - lp_build_sample_soa(&sampler->dynamic_state.static_state[texture_index].texture_state, - &sampler->dynamic_state.static_state[sampler_index].sampler_state, - &sampler->dynamic_state.base, - gallivm, params); + if (params->texture_index_offset) { + struct lp_build_sample_array_switch switch_info; + memset(&switch_info, 0, sizeof(switch_info)); + LLVMValueRef unit = LLVMBuildAdd(gallivm->builder, params->texture_index_offset, + lp_build_const_int32(gallivm, texture_index), ""); + lp_build_sample_array_init_soa(&switch_info, gallivm, params, unit, + 0, sampler->nr_samplers); + + for (unsigned i = 0; i < sampler->nr_samplers; i++) { + lp_build_sample_array_case_soa(&switch_info, i, + &sampler->dynamic_state.static_state[i].texture_state, + &sampler->dynamic_state.static_state[i].sampler_state, + &sampler->dynamic_state.base); + } + lp_build_sample_array_fini_soa(&switch_info); + } else { + lp_build_sample_soa(&sampler->dynamic_state.static_state[texture_index].texture_state, + &sampler->dynamic_state.static_state[sampler_index].sampler_state, + &sampler->dynamic_state.base, + gallivm, params); + } } /** |