gallium: implement seamless cubemap extensions

Reviewed-by: Brian Paul <[email protected]>

2 files changed, 11 insertions, 0 deletions

diff --git a/src/mesa/state_tracker/st_atom_sampler.c b/src/mesa/state_tracker/st_atom_sampler.c
index 56da010b385..e3d6cbb8e12 100644
--- a/src/mesa/state_tracker/st_atom_sampler.c
+++ b/src/mesa/state_tracker/st_atom_sampler.c
@@ -201,6 +201,9 @@ update_samplers(struct st_context *st)
                = st_compare_func_to_pipe(msamp->CompareFunc);
          }
 
+         sampler->seamless_cube_map =
+               st->ctx->Texture.CubeMapSeamless || msamp->CubeMapSeamless;
+
          st->state.num_samplers = su + 1;
 
          /*printf("%s su=%u non-null\n", __FUNCTION__, su);*/
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index 030bbc797fb..ad8e6bb9ec9 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -595,4 +595,12 @@ void st_init_extensions(struct st_context *st)
                                    PIPE_BIND_SAMPLER_VIEW)) {
       ctx->Extensions.EXT_packed_float = GL_TRUE;
    }
+
+   if (screen->get_param(screen, PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE)) {
+      ctx->Extensions.ARB_seamless_cube_map = GL_TRUE;
+      ctx->Extensions.AMD_seamless_cubemap_per_texture = GL_TRUE;
+   }
+   else if (screen->get_param(screen, PIPE_CAP_SEAMLESS_CUBE_MAP)) {
+      ctx->Extensions.ARB_seamless_cube_map = GL_TRUE;
+   }
 }