st/mesa: combine vertex/fragment sampler state in arrays

As with other recent changes, put the vertex and fragment sampler state
into arrays indexed by the shader type.  This will let us easily add
support for other types of shaders in the future.

5 files changed, 26 insertions, 33 deletions

diff --git a/src/mesa/state_tracker/st_atom_sampler.c b/src/mesa/state_tracker/st_atom_sampler.c
index f39fd75..70ae55f 100644
--- a/src/mesa/state_tracker/st_atom_sampler.c
+++ b/src/mesa/state_tracker/st_atom_sampler.c
@@ -253,23 +253,23 @@ update_samplers(struct st_context *st)
                           PIPE_SHADER_FRAGMENT,
                           &ctx->FragmentProgram._Current->Base,
                           ctx->Const.MaxTextureImageUnits,
-                          st->state.fragment_samplers,
-                          &st->state.num_fragment_samplers);
+                          st->state.samplers[PIPE_SHADER_FRAGMENT],
+                          &st->state.num_samplers[PIPE_SHADER_FRAGMENT]);
 
    update_shader_samplers(st,
                           PIPE_SHADER_VERTEX,
                           &ctx->VertexProgram._Current->Base,
                           ctx->Const.MaxVertexTextureImageUnits,
-                          st->state.vertex_samplers,
-                          &st->state.num_vertex_samplers);
+                          st->state.samplers[PIPE_SHADER_VERTEX],
+                          &st->state.num_samplers[PIPE_SHADER_VERTEX]);
 
 /*
    update_shader_samplers(st,
                           PIPE_SHADER_GEOMETRY,
                           &ctx->GeometryProgram._Current->Base,
                           ctx->Const.MaxGeometryTextureImageUnits,
-                          st->state.geometry_samplers,
-                          &st->state.num_geometry_samplers);
+                          st->state.samplers[PIPE_SHADER_GEOMETRY],
+                          &st->state.num_samplers[PIPE_SHADER_GEOMETRY]);
 */
 }
 
diff --git a/src/mesa/state_tracker/st_atom_texture.c b/src/mesa/state_tracker/st_atom_texture.c
index e88675d..5604b87 100644
--- a/src/mesa/state_tracker/st_atom_texture.c
+++ b/src/mesa/state_tracker/st_atom_texture.c
@@ -312,8 +312,8 @@ update_vertex_textures(struct st_context *st)
                       PIPE_SHADER_VERTEX,
                       &ctx->VertexProgram._Current->Base,
                       ctx->Const.MaxVertexTextureImageUnits,
-                      st->state.vertex_sampler_views,
-                      &st->state.num_vertex_textures);
+                      st->state.sampler_views[PIPE_SHADER_VERTEX],
+                      &st->state.num_sampler_views[PIPE_SHADER_VERTEX]);
    }
 }
 
@@ -327,8 +327,8 @@ update_fragment_textures(struct st_context *st)
                    PIPE_SHADER_FRAGMENT,
                    &ctx->FragmentProgram._Current->Base,
                    ctx->Const.MaxTextureImageUnits,
-                   st->state.fragment_sampler_views,
-                   &st->state.num_fragment_textures);
+                   st->state.sampler_views[PIPE_SHADER_FRAGMENT],
+                   &st->state.num_sampler_views[PIPE_SHADER_FRAGMENT]);
 }
 
 
diff --git a/src/mesa/state_tracker/st_cb_bitmap.c b/src/mesa/state_tracker/st_cb_bitmap.c
index 7d9ccc1..dbd778b 100644
--- a/src/mesa/state_tracker/st_cb_bitmap.c
+++ b/src/mesa/state_tracker/st_cb_bitmap.c
@@ -481,10 +481,11 @@ draw_bitmap_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z,
    /* user samplers, plus our bitmap sampler */
    {
       struct pipe_sampler_state *samplers[PIPE_MAX_SAMPLERS];
-      uint num = MAX2(fpv->bitmap_sampler + 1, st->state.num_fragment_samplers);
+      uint num = MAX2(fpv->bitmap_sampler + 1,
+                      st->state.num_samplers[PIPE_SHADER_FRAGMENT]);
       uint i;
-      for (i = 0; i < st->state.num_fragment_samplers; i++) {
-         samplers[i] = &st->state.fragment_samplers[i];
+      for (i = 0; i < st->state.num_samplers[PIPE_SHADER_FRAGMENT]; i++) {
+         samplers[i] = &st->state.samplers[PIPE_SHADER_FRAGMENT][i];
       }
       samplers[fpv->bitmap_sampler] =
          &st->bitmap.samplers[sv->texture->target != PIPE_TEXTURE_RECT];
@@ -496,8 +497,8 @@ draw_bitmap_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z,
    {
       struct pipe_sampler_view *sampler_views[PIPE_MAX_SAMPLERS];
       uint num = MAX2(fpv->bitmap_sampler + 1,
-                      st->state.num_fragment_textures);
-      memcpy(sampler_views, st->state.fragment_sampler_views,
+                      st->state.num_sampler_views[PIPE_SHADER_FRAGMENT]);
+      memcpy(sampler_views, st->state.sampler_views[PIPE_SHADER_FRAGMENT],
              sizeof(sampler_views));
       sampler_views[fpv->bitmap_sampler] = sv;
       cso_set_sampler_views(cso, PIPE_SHADER_FRAGMENT, num, sampler_views);
diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c
index 2f95161..7735eee 100644
--- a/src/mesa/state_tracker/st_context.c
+++ b/src/mesa/state_tracker/st_context.c
@@ -237,7 +237,7 @@ struct st_context *st_create_context(gl_api api, struct pipe_context *pipe,
 
 static void st_destroy_context_priv( struct st_context *st )
 {
-   uint i;
+   uint shader, i;
 
    st_destroy_atoms( st );
    st_destroy_draw( st );
@@ -248,14 +248,11 @@ static void st_destroy_context_priv( struct st_context *st )
    st_destroy_drawpix(st);
    st_destroy_drawtex(st);
 
-   for (i = 0; i < Elements(st->state.fragment_sampler_views); i++) {
-      pipe_sampler_view_release(st->pipe,
-                                &st->state.fragment_sampler_views[i]);
-   }
-
-   for (i = 0; i < Elements(st->state.vertex_sampler_views); i++) {
-      pipe_sampler_view_release(st->pipe,
-                                &st->state.vertex_sampler_views[i]);
+   for (shader = 0; shader < Elements(st->state.sampler_views); shader++) {
+      for (i = 0; i < Elements(st->state.sampler_views[0]); i++) {
+         pipe_sampler_view_release(st->pipe,
+                                   &st->state.sampler_views[shader][i]);
+      }
    }
 
    if (st->default_texture) {
diff --git a/src/mesa/state_tracker/st_context.h b/src/mesa/state_tracker/st_context.h
index 8afd776..47d3af5 100644
--- a/src/mesa/state_tracker/st_context.h
+++ b/src/mesa/state_tracker/st_context.h
@@ -98,25 +98,20 @@ struct st_context
       struct pipe_blend_state               blend;
       struct pipe_depth_stencil_alpha_state depth_stencil;
       struct pipe_rasterizer_state          rasterizer;
-      struct pipe_sampler_state    fragment_samplers[PIPE_MAX_SAMPLERS];
-      struct pipe_sampler_state    vertex_samplers[PIPE_MAX_SAMPLERS];
+      struct pipe_sampler_state samplers[PIPE_SHADER_TYPES][PIPE_MAX_SAMPLERS];
+      GLuint num_samplers[PIPE_SHADER_TYPES];
+      struct pipe_sampler_view *sampler_views[PIPE_SHADER_TYPES][PIPE_MAX_SAMPLERS];
+      GLuint num_sampler_views[PIPE_SHADER_TYPES];
       struct pipe_clip_state clip;
       struct {
          void *ptr;
          unsigned size;
       } constants[PIPE_SHADER_TYPES];
       struct pipe_framebuffer_state framebuffer;
-      struct pipe_sampler_view *fragment_sampler_views[PIPE_MAX_SAMPLERS];
-      struct pipe_sampler_view *vertex_sampler_views[PIPE_MAX_SAMPLERS];
       struct pipe_scissor_state scissor;
       struct pipe_viewport_state viewport;
       unsigned sample_mask;
 
-      GLuint num_fragment_samplers;
-      GLuint num_vertex_samplers;
-      GLuint num_fragment_textures;
-      GLuint num_vertex_textures;
-
       GLuint poly_stipple[32];  /**< In OpenGL's bottom-to-top order */
 
       GLuint fb_orientation;