diff options
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs_nir.cpp | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp index 98ea70ca842..0b8ed1a8b83 100644 --- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp @@ -1744,6 +1744,7 @@ fs_visitor::nir_emit_texture(nir_tex_instr *instr) int lod_components = 0, offset_components = 0; fs_reg coordinate, shadow_comparitor, lod, lod2, sample_index, mcs, tex_offset; + fs_reg projector; for (unsigned i = 0; i < instr->num_srcs; i++) { fs_reg src = get_nir_src(instr->src[i].src); @@ -1796,7 +1797,8 @@ fs_visitor::nir_emit_texture(nir_tex_instr *instr) offset_components = instr->coord_components; break; case nir_tex_src_projector: - unreachable("should be lowered"); + projector = retype(src, BRW_REGISTER_TYPE_F); + break; case nir_tex_src_sampler_offset: { /* Figure out the highest possible sampler index and mark it as used */ @@ -1820,6 +1822,13 @@ fs_visitor::nir_emit_texture(nir_tex_instr *instr) } } + if (projector.file != BAD_FILE) { + fs_reg invproj = vgrf(glsl_type::float_type); + emit_math(SHADER_OPCODE_RCP, invproj, projector); + for (int i = 0; i < 3; i++) + emit(MUL(offset(coordinate, i), offset(coordinate, i), invproj)); + } + if (instr->op == nir_texop_txf_ms) { if (brw->gen >= 7 && key_tex->compressed_multisample_layout_mask & (1 << sampler)) { |