radeon: implement pipe_context::bind_sampler_states()

1 files changed, 26 insertions, 0 deletions

diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c
index 249ee8b..e10ea16 100644
--- a/src/gallium/drivers/r300/r300_state.c
+++ b/src/gallium/drivers/r300/r300_state.c
@@ -1541,6 +1541,31 @@ static void r300_bind_fragment_sampler_states(struct pipe_context* pipe,
     r300_mark_atom_dirty(r300, &r300->textures_state);
 }
 
+static void r300_bind_sampler_states(struct pipe_context* pipe,
+                                     unsigned shader,
+                                     unsigned start, unsigned count,
+                                     void** states)
+{
+    struct r300_context* r300 = r300_context(pipe);
+    struct r300_textures_state* state =
+        (struct r300_textures_state*)r300->textures_state.state;
+    unsigned tex_units = r300->screen->caps.num_tex_units;
+
+    assert(start == 0);
+
+    if (shader != PIPE_SHADER_FRAGMENT)
+       return;
+
+    if (count > tex_units)
+       return;
+
+    memcpy(state->sampler_states, states, sizeof(void*) * count);
+    state->sampler_state_count = count;
+
+    r300_mark_atom_dirty(r300, &r300->textures_state);
+}
+
+
 static void r300_lacks_vertex_textures(struct pipe_context* pipe,
                                        unsigned count,
                                        void** states)
@@ -2157,6 +2182,7 @@ void r300_init_state_functions(struct r300_context* r300)
     r300->context.delete_rasterizer_state = r300_delete_rs_state;
 
     r300->context.create_sampler_state = r300_create_sampler_state;
+    r300->context.bind_sampler_states = r300_bind_sampler_states;
     r300->context.bind_fragment_sampler_states = r300_bind_fragment_sampler_states;
     r300->context.bind_vertex_sampler_states = r300_lacks_vertex_textures;
     r300->context.delete_sampler_state = r300_delete_sampler_state;