[Mesa-dev] [PATCH 66/78] i965/nir/vec4: Implement nir_tex_src_ddx and nir_tex_src_ddy tex sources

Eduardo Lima Mitev elima at igalia.com
Fri Jun 26 01:07:22 PDT 2015


Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=89580
---
 src/mesa/drivers/dri/i965/brw_vec4_nir.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
index 0f54858..5a1d494 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
@@ -1421,7 +1421,7 @@ vec4_visitor::nir_emit_texture(nir_tex_instr *instr)
    const glsl_type *coord_type = NULL;
    src_reg shadow_comparitor;
    int shadow_compare = 0;
-   src_reg lod;
+   src_reg lod, lod2;
 
    /* Load the texture operation sources */
    for (unsigned i = 0; i < instr->num_srcs; i++) {
@@ -1452,11 +1452,11 @@ vec4_visitor::nir_emit_texture(nir_tex_instr *instr)
          break;
 
       case nir_tex_src_ddx:
-         /* @TODO: not yet implemented */
+         lod = retype(src, BRW_REGISTER_TYPE_F);
          break;
 
       case nir_tex_src_ddy:
-         /* @TODO: not yet implemented */
+         lod2 = retype(src, BRW_REGISTER_TYPE_F);
          break;
 
       case nir_tex_src_lod:
-- 
2.1.4



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