[Mesa-dev] [PATCH] ac/shader: scan force_persample

[Samuel Pitoiset]

Signed-off-by: Samuel Pitoiset <samuel.pitoi...@gmail.com>
---
 src/amd/common/ac_nir_to_llvm.c |  5 ++---
 src/amd/common/ac_shader_info.c | 15 +++++++++++++++
 2 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index bf5b0bc1e1..86795875a1 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -5413,10 +5413,9 @@ handle_fs_input_decl(struct radv_shader_context *ctx,
 
        if (glsl_get_base_type(glsl_without_array(variable->type)) == 
GLSL_TYPE_FLOAT) {
                unsigned interp_type;
-               if (variable->data.sample) {
+               if (variable->data.sample)
                        interp_type = INTERP_SAMPLE;
-                       ctx->shader_info->info.ps.force_persample = true;
-               } else if (variable->data.centroid)
+               else if (variable->data.centroid)
                        interp_type = INTERP_CENTROID;
                else
                        interp_type = INTERP_CENTER;
diff --git a/src/amd/common/ac_shader_info.c b/src/amd/common/ac_shader_info.c
index b211da60b3..3b0887995d 100644
--- a/src/amd/common/ac_shader_info.c
+++ b/src/amd/common/ac_shader_info.c
@@ -179,6 +179,18 @@ gather_info_block(const nir_shader *nir, const nir_block 
*block,
        }
 }
 
+static void
+gather_info_input_decl_ps(const nir_shader *nir, const nir_variable *var,
+                         struct ac_shader_info *info)
+{
+       const struct glsl_type *type = glsl_without_array(var->type);
+
+       if (glsl_get_base_type(type) == GLSL_TYPE_FLOAT) {
+               if (var->data.sample)
+                       info->ps.force_persample = true;
+       }
+}
+
 static void
 gather_info_input_decl(const nir_shader *nir, const nir_variable *var,
                       struct ac_shader_info *info)
@@ -187,6 +199,9 @@ gather_info_input_decl(const nir_shader *nir, const 
nir_variable *var,
        case MESA_SHADER_VERTEX:
                info->vs.has_vertex_buffers = true;
                break;
+       case MESA_SHADER_FRAGMENT:
+               gather_info_input_decl_ps(nir, var, info);
+               break;
        default:
                break;
        }
-- 
2.16.1

_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/mesa-dev