sp: Implement separate vertex sampler state.

7 files changed, 116 insertions, 11 deletions

diff --git a/src/gallium/drivers/softpipe/sp_context.c b/src/gallium/drivers/softpipe/sp_context.c
index bdbb7fa9b98..f8bf3e9974e 100644
--- a/src/gallium/drivers/softpipe/sp_context.c
+++ b/src/gallium/drivers/softpipe/sp_context.c
@@ -107,6 +107,11 @@ softpipe_destroy( struct pipe_context *pipe )
       pipe_texture_reference(&softpipe->texture[i], NULL);
    }
 
+   for (i = 0; i < PIPE_MAX_VERTEX_SAMPLERS; i++) {
+      sp_destroy_tex_tile_cache(softpipe->vertex_tex_cache[i]);
+      pipe_texture_reference(&softpipe->vertex_textures[i], NULL);
+   }
+
    for (i = 0; i < Elements(softpipe->constants); i++) {
       if (softpipe->constants[i].buffer) {
          pipe_buffer_reference(&softpipe->constants[i].buffer, NULL);
@@ -153,6 +158,11 @@ softpipe_is_texture_referenced( struct pipe_context *pipe,
           softpipe->tex_cache[i]->texture == texture)
          return PIPE_REFERENCED_FOR_READ;
    }
+   for (i = 0; i < PIPE_MAX_VERTEX_SAMPLERS; i++) {
+      if (softpipe->vertex_tex_cache[i] &&
+          softpipe->vertex_tex_cache[i]->texture == texture)
+         return PIPE_REFERENCED_FOR_READ;
+   }
    
    return PIPE_UNREFERENCED;
 }
@@ -192,7 +202,8 @@ softpipe_create( struct pipe_screen *screen )
    softpipe->pipe.delete_blend_state = softpipe_delete_blend_state;
 
    softpipe->pipe.create_sampler_state = softpipe_create_sampler_state;
-   softpipe->pipe.bind_sampler_states  = softpipe_bind_sampler_states;
+   softpipe->pipe.bind_fragment_sampler_states  = softpipe_bind_sampler_states;
+   softpipe->pipe.bind_vertex_sampler_states = softpipe_bind_vertex_sampler_states;
    softpipe->pipe.delete_sampler_state = softpipe_delete_sampler_state;
 
    softpipe->pipe.create_depth_stencil_alpha_state = softpipe_create_depth_stencil_state;
@@ -217,7 +228,8 @@ softpipe_create( struct pipe_screen *screen )
    softpipe->pipe.set_framebuffer_state = softpipe_set_framebuffer_state;
    softpipe->pipe.set_polygon_stipple = softpipe_set_polygon_stipple;
    softpipe->pipe.set_scissor_state = softpipe_set_scissor_state;
-   softpipe->pipe.set_sampler_textures = softpipe_set_sampler_textures;
+   softpipe->pipe.set_fragment_sampler_textures = softpipe_set_sampler_textures;
+   softpipe->pipe.set_vertex_sampler_textures = softpipe_set_vertex_sampler_textures;
    softpipe->pipe.set_viewport_state = softpipe_set_viewport_state;
 
    softpipe->pipe.set_vertex_buffers = softpipe_set_vertex_buffers;
@@ -247,7 +259,9 @@ softpipe_create( struct pipe_screen *screen )
 
    for (i = 0; i < PIPE_MAX_SAMPLERS; i++)
       softpipe->tex_cache[i] = sp_create_tex_tile_cache( screen );
-
+   for (i = 0; i < PIPE_MAX_VERTEX_SAMPLERS; i++) {
+      softpipe->vertex_tex_cache[i] = sp_create_tex_tile_cache(screen);
+   }
 
    /* setup quad rendering stages */
    softpipe->quad.shade = sp_quad_shade_stage(softpipe);
@@ -263,7 +277,7 @@ softpipe_create( struct pipe_screen *screen )
       goto fail;
 
    draw_texture_samplers(softpipe->draw,
-                         PIPE_MAX_SAMPLERS,
+                         PIPE_MAX_VERTEX_SAMPLERS,
                          (struct tgsi_sampler **)
                             softpipe->tgsi.vert_samplers_list);
 
diff --git a/src/gallium/drivers/softpipe/sp_context.h b/src/gallium/drivers/softpipe/sp_context.h
index a735573d6fb..8ce20c5744c 100644
--- a/src/gallium/drivers/softpipe/sp_context.h
+++ b/src/gallium/drivers/softpipe/sp_context.h
@@ -53,6 +53,7 @@ struct softpipe_context {
    /** Constant state objects */
    struct pipe_blend_state *blend;
    struct pipe_sampler_state *sampler[PIPE_MAX_SAMPLERS];
+   struct pipe_sampler_state *vertex_samplers[PIPE_MAX_VERTEX_SAMPLERS];
    struct pipe_depth_stencil_alpha_state *depth_stencil;
    struct pipe_rasterizer_state *rasterizer;
    struct sp_fragment_shader *fs;
@@ -66,12 +67,15 @@ struct softpipe_context {
    struct pipe_poly_stipple poly_stipple;
    struct pipe_scissor_state scissor;
    struct pipe_texture *texture[PIPE_MAX_SAMPLERS];
+   struct pipe_texture *vertex_textures[PIPE_MAX_VERTEX_SAMPLERS];
    struct pipe_viewport_state viewport;
    struct pipe_vertex_buffer vertex_buffer[PIPE_MAX_ATTRIBS];
    struct pipe_vertex_element vertex_element[PIPE_MAX_ATTRIBS];
 
    unsigned num_samplers;
    unsigned num_textures;
+   unsigned num_vertex_samplers;
+   unsigned num_vertex_textures;
    unsigned num_vertex_elements;
    unsigned num_vertex_buffers;
 
@@ -121,7 +125,7 @@ struct softpipe_context {
 
    /** TGSI exec things */
    struct {
-      struct sp_sampler_varient *vert_samplers_list[PIPE_MAX_SAMPLERS];
+      struct sp_sampler_varient *vert_samplers_list[PIPE_MAX_VERTEX_SAMPLERS];
       struct sp_sampler_varient *frag_samplers_list[PIPE_MAX_SAMPLERS];
    } tgsi;
 
@@ -139,6 +143,7 @@ struct softpipe_context {
 
    unsigned tex_timestamp;
    struct softpipe_tex_tile_cache *tex_cache[PIPE_MAX_SAMPLERS];
+   struct softpipe_tex_tile_cache *vertex_tex_cache[PIPE_MAX_VERTEX_SAMPLERS];
 
    unsigned use_sse : 1;
    unsigned dump_fs : 1;
diff --git a/src/gallium/drivers/softpipe/sp_flush.c b/src/gallium/drivers/softpipe/sp_flush.c
index e38b767cf2c..75dac810a12 100644
--- a/src/gallium/drivers/softpipe/sp_flush.c
+++ b/src/gallium/drivers/softpipe/sp_flush.c
@@ -55,6 +55,9 @@ softpipe_flush( struct pipe_context *pipe,
       for (i = 0; i < softpipe->num_textures; i++) {
          sp_flush_tex_tile_cache(softpipe->tex_cache[i]);
       }
+      for (i = 0; i < softpipe->num_vertex_textures; i++) {
+         sp_flush_tex_tile_cache(softpipe->vertex_tex_cache[i]);
+      }
    }
 
    if (flags & PIPE_FLUSH_SWAPBUFFERS) {
diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
index 81fb7aa20c6..68e4ef41374 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -58,7 +58,9 @@ softpipe_get_param(struct pipe_screen *screen, int param)
    case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
       return PIPE_MAX_SAMPLERS;
    case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
-      return PIPE_MAX_SAMPLERS;
+      return PIPE_MAX_VERTEX_SAMPLERS;
+   case PIPE_CAP_MAX_COMBINED_SAMPLERS:
+      return PIPE_MAX_SAMPLERS + PIPE_MAX_VERTEX_SAMPLERS;
    case PIPE_CAP_NPOT_TEXTURES:
       return 1;
    case PIPE_CAP_TWO_SIDED_STENCIL:
diff --git a/src/gallium/drivers/softpipe/sp_state.h b/src/gallium/drivers/softpipe/sp_state.h
index 77ee3c1136b..d488fb8710b 100644
--- a/src/gallium/drivers/softpipe/sp_state.h
+++ b/src/gallium/drivers/softpipe/sp_state.h
@@ -104,6 +104,10 @@ void *
 softpipe_create_sampler_state(struct pipe_context *,
                               const struct pipe_sampler_state *);
 void softpipe_bind_sampler_states(struct pipe_context *, unsigned, void **);
+void
+softpipe_bind_vertex_sampler_states(struct pipe_context *,
+                                    unsigned num_samplers,
+                                    void **samplers);
 void softpipe_delete_sampler_state(struct pipe_context *, void *);
 
 void *
@@ -150,6 +154,11 @@ void softpipe_set_sampler_textures( struct pipe_context *,
                                     unsigned num,
                                     struct pipe_texture ** );
 
+void
+softpipe_set_vertex_sampler_textures(struct pipe_context *,
+                                     unsigned num_textures,
+                                     struct pipe_texture **);
+
 void softpipe_set_viewport_state( struct pipe_context *,
                                   const struct pipe_viewport_state * );
 
diff --git a/src/gallium/drivers/softpipe/sp_state_derived.c b/src/gallium/drivers/softpipe/sp_state_derived.c
index 3bc96b95385..c24a737d07b 100644
--- a/src/gallium/drivers/softpipe/sp_state_derived.c
+++ b/src/gallium/drivers/softpipe/sp_state_derived.c
@@ -213,6 +213,19 @@ update_tgsi_samplers( struct softpipe_context *softpipe )
          }
       }
    }
+
+   for (i = 0; i < PIPE_MAX_VERTEX_SAMPLERS; i++) {
+      struct softpipe_tex_tile_cache *tc = softpipe->vertex_tex_cache[i];
+
+      if (tc->texture) {
+         struct softpipe_texture *spt = softpipe_texture(tc->texture);
+
+         if (spt->timestamp != tc->timestamp) {
+	    sp_tex_tile_cache_validate_texture(tc);
+            tc->timestamp = spt->timestamp;
+         }
+      }
+   }
 }
 
 
diff --git a/src/gallium/drivers/softpipe/sp_state_sampler.c b/src/gallium/drivers/softpipe/sp_state_sampler.c
index db0b8ab76b1..ceb4e338f1a 100644
--- a/src/gallium/drivers/softpipe/sp_state_sampler.c
+++ b/src/gallium/drivers/softpipe/sp_state_sampler.c
@@ -94,6 +94,34 @@ softpipe_bind_sampler_states(struct pipe_context *pipe,
 
 
 void
+softpipe_bind_vertex_sampler_states(struct pipe_context *pipe,
+                                    unsigned num_samplers,
+                                    void **samplers)
+{
+   struct softpipe_context *softpipe = softpipe_context(pipe);
+   unsigned i;
+
+   assert(num_samplers <= PIPE_MAX_VERTEX_SAMPLERS);
+
+   /* Check for no-op */
+   if (num_samplers == softpipe->num_vertex_samplers &&
+       !memcmp(softpipe->vertex_samplers, samplers, num_samplers * sizeof(void *)))
+      return;
+
+   draw_flush(softpipe->draw);
+
+   for (i = 0; i < num_samplers; ++i)
+      softpipe->vertex_samplers[i] = samplers[i];
+   for (i = num_samplers; i < PIPE_MAX_VERTEX_SAMPLERS; ++i)
+      softpipe->vertex_samplers[i] = NULL;
+
+   softpipe->num_vertex_samplers = num_samplers;
+
+   softpipe->dirty |= SP_NEW_SAMPLER;
+}
+
+
+void
 softpipe_set_sampler_textures(struct pipe_context *pipe,
                               unsigned num, struct pipe_texture **texture)
 {
@@ -122,6 +150,37 @@ softpipe_set_sampler_textures(struct pipe_context *pipe,
 }
 
 
+void
+softpipe_set_vertex_sampler_textures(struct pipe_context *pipe,
+                                     unsigned num_textures,
+                                     struct pipe_texture **textures)
+{
+   struct softpipe_context *softpipe = softpipe_context(pipe);
+   uint i;
+
+   assert(num_textures <= PIPE_MAX_VERTEX_SAMPLERS);
+
+   /* Check for no-op */
+   if (num_textures == softpipe->num_vertex_textures &&
+       !memcmp(softpipe->vertex_textures, textures, num_textures * sizeof(struct pipe_texture *))) {
+      return;
+   }
+
+   draw_flush(softpipe->draw);
+
+   for (i = 0; i < PIPE_MAX_VERTEX_SAMPLERS; i++) {
+      struct pipe_texture *tex = i < num_textures ? textures[i] : NULL;
+
+      pipe_texture_reference(&softpipe->vertex_textures[i], tex);
+      sp_tex_tile_cache_set_texture(softpipe->vertex_tex_cache[i], tex);
+   }
+
+   softpipe->num_vertex_textures = num_textures;
+
+   softpipe->dirty |= SP_NEW_TEXTURE;
+}
+
+
 /**
  * Find/create an sp_sampler_varient object for sampling the given texture,
  * sampler and tex unit.
@@ -185,16 +244,16 @@ softpipe_reset_sampler_varients(struct softpipe_context *softpipe)
     * fragment programs.
     */
    for (i = 0; i <= softpipe->vs->max_sampler; i++) {
-      if (softpipe->sampler[i]) {
+      if (softpipe->vertex_samplers[i]) {
          softpipe->tgsi.vert_samplers_list[i] = 
             get_sampler_varient( i,
-                                 sp_sampler(softpipe->sampler[i]),
-                                 softpipe->texture[i],
+                                sp_sampler(softpipe->vertex_samplers[i]),
+                                softpipe->vertex_textures[i],
                                  TGSI_PROCESSOR_VERTEX );
 
          sp_sampler_varient_bind_texture( softpipe->tgsi.vert_samplers_list[i], 
-                                          softpipe->tex_cache[i],
-                                          softpipe->texture[i] );
+                                         softpipe->vertex_tex_cache[i],
+                                         softpipe->vertex_textures[i] );
       }
    }