Merge remote branch 'origin/master' into gallium_draw_llvm

15 files changed, 446 insertions, 66 deletions

diff --git a/src/gallium/auxiliary/util/u_blit.c b/src/gallium/auxiliary/util/u_blit.c
index 4d0737ccd3..cd95f85b63 100644
--- a/src/gallium/auxiliary/util/u_blit.c
+++ b/src/gallium/auxiliary/util/u_blit.c
@@ -45,6 +45,7 @@
 #include "util/u_format.h"
 #include "util/u_math.h"
 #include "util/u_memory.h"
+#include "util/u_sampler.h"
 #include "util/u_simple_shaders.h"
 #include "util/u_surface.h"
 #include "util/u_rect.h"
@@ -280,6 +281,7 @@ regions_overlap(int srcX0, int srcY0,
 void
 util_blit_pixels_writemask(struct blit_state *ctx,
                            struct pipe_surface *src,
+                           struct pipe_sampler_view *src_sampler_view,
                            int srcX0, int srcY0,
                            int srcX1, int srcY1,
                            struct pipe_surface *dst,
@@ -290,7 +292,7 @@ util_blit_pixels_writemask(struct blit_state *ctx,
 {
    struct pipe_context *pipe = ctx->pipe;
    struct pipe_screen *screen = pipe->screen;
-   struct pipe_texture *tex = NULL;
+   struct pipe_sampler_view *sampler_view = NULL;
    struct pipe_framebuffer_state fb;
    const int srcW = abs(srcX1 - srcX0);
    const int srcH = abs(srcY1 - srcY0);
@@ -345,6 +347,8 @@ util_blit_pixels_writemask(struct blit_state *ctx,
        src->texture->last_level != 0)
    {
       struct pipe_texture texTemp;
+      struct pipe_texture *tex;
+      struct pipe_sampler_view sv_templ;
       struct pipe_surface *texSurf;
       const int srcLeft = MIN2(srcX0, srcX1);
       const int srcTop = MIN2(srcY0, srcY1);
@@ -376,6 +380,14 @@ util_blit_pixels_writemask(struct blit_state *ctx,
       if (!tex)
          return;
 
+      u_sampler_view_default_template(&sv_templ, tex, tex->format);
+
+      sampler_view = ctx->pipe->create_sampler_view(ctx->pipe, tex, &sv_templ);
+      if (!sampler_view) {
+         pipe_texture_reference(&tex, NULL);
+         return;
+      }
+
       texSurf = screen->get_tex_surface(screen, tex, 0, 0, 0, 
                                         PIPE_BUFFER_USAGE_GPU_WRITE);
 
@@ -399,22 +411,25 @@ util_blit_pixels_writemask(struct blit_state *ctx,
       s1 = 1.0f;
       t0 = 0.0f;
       t1 = 1.0f;
+
+      pipe_texture_reference(&tex, NULL);
    }
    else {
-      pipe_texture_reference(&tex, src->texture);
-      s0 = srcX0 / (float)tex->width0;
-      s1 = srcX1 / (float)tex->width0;
-      t0 = srcY0 / (float)tex->height0;
-      t1 = srcY1 / (float)tex->height0;
+      pipe_sampler_view_reference(&sampler_view, src_sampler_view);
+      s0 = srcX0 / (float)src->texture->width0;
+      s1 = srcX1 / (float)src->texture->width0;
+      t0 = srcY0 / (float)src->texture->height0;
+      t1 = srcY1 / (float)src->texture->height0;
    }
 
+   
 
    /* save state (restored below) */
    cso_save_blend(ctx->cso);
    cso_save_depth_stencil_alpha(ctx->cso);
    cso_save_rasterizer(ctx->cso);
    cso_save_samplers(ctx->cso);
-   cso_save_sampler_textures(ctx->cso);
+   cso_save_fragment_sampler_views(ctx->cso);
    cso_save_viewport(ctx->cso);
    cso_save_framebuffer(ctx->cso);
    cso_save_fragment_shader(ctx->cso);
@@ -447,7 +462,7 @@ util_blit_pixels_writemask(struct blit_state *ctx,
    cso_set_viewport(ctx->cso, &ctx->viewport);
 
    /* texture */
-   cso_set_sampler_textures(ctx->cso, 1, &tex);
+   cso_set_fragment_sampler_views(ctx->cso, 1, &sampler_view);
 
    if (ctx->fs[writemask] == NULL)
       ctx->fs[writemask] =
@@ -486,7 +501,7 @@ util_blit_pixels_writemask(struct blit_state *ctx,
    cso_restore_depth_stencil_alpha(ctx->cso);
    cso_restore_rasterizer(ctx->cso);
    cso_restore_samplers(ctx->cso);
-   cso_restore_sampler_textures(ctx->cso);
+   cso_restore_fragment_sampler_views(ctx->cso);
    cso_restore_viewport(ctx->cso);
    cso_restore_framebuffer(ctx->cso);
    cso_restore_fragment_shader(ctx->cso);
@@ -494,13 +509,14 @@ util_blit_pixels_writemask(struct blit_state *ctx,
    cso_restore_clip(ctx->cso);
    cso_restore_vertex_elements(ctx->cso);
 
-   pipe_texture_reference(&tex, NULL);
+   pipe_sampler_view_reference(&sampler_view, NULL);
 }
 
 
 void
 util_blit_pixels(struct blit_state *ctx,
                  struct pipe_surface *src,
+                 struct pipe_sampler_view *src_sampler_view,
                  int srcX0, int srcY0,
                  int srcX1, int srcY1,
                  struct pipe_surface *dst,
@@ -508,7 +524,7 @@ util_blit_pixels(struct blit_state *ctx,
                  int dstX1, int dstY1,
                  float z, uint filter )
 {
-   util_blit_pixels_writemask( ctx, src, 
+   util_blit_pixels_writemask( ctx, src, src_sampler_view,
                                srcX0, srcY0,
                                srcX1, srcY1,
                                dst,
@@ -539,21 +555,23 @@ void util_blit_flush( struct blit_state *ctx )
  */
 void
 util_blit_pixels_tex(struct blit_state *ctx,
-                 struct pipe_texture *tex,
-                 int srcX0, int srcY0,
-                 int srcX1, int srcY1,
-                 struct pipe_surface *dst,
-                 int dstX0, int dstY0,
-                 int dstX1, int dstY1,
-                 float z, uint filter)
+                     struct pipe_sampler_view *src_sampler_view,
+                     int srcX0, int srcY0,
+                     int srcX1, int srcY1,
+                     struct pipe_surface *dst,
+                     int dstX0, int dstY0,
+                     int dstX1, int dstY1,
+                     float z, uint filter)
 {
    struct pipe_framebuffer_state fb;
    float s0, t0, s1, t1;
    unsigned offset;
+   struct pipe_texture *tex = src_sampler_view->texture;
 
    assert(filter == PIPE_TEX_MIPFILTER_NEAREST ||
           filter == PIPE_TEX_MIPFILTER_LINEAR);
 
+   assert(tex);
    assert(tex->width0 != 0);
    assert(tex->height0 != 0);
 
@@ -572,7 +590,7 @@ util_blit_pixels_tex(struct blit_state *ctx,
    cso_save_depth_stencil_alpha(ctx->cso);
    cso_save_rasterizer(ctx->cso);
    cso_save_samplers(ctx->cso);
-   cso_save_sampler_textures(ctx->cso);
+   cso_save_fragment_sampler_views(ctx->cso);
    cso_save_framebuffer(ctx->cso);
    cso_save_fragment_shader(ctx->cso);
    cso_save_vertex_shader(ctx->cso);
@@ -604,7 +622,7 @@ util_blit_pixels_tex(struct blit_state *ctx,
    cso_set_viewport(ctx->cso, &ctx->viewport);
 
    /* texture */
-   cso_set_sampler_textures(ctx->cso, 1, &tex);
+   cso_set_fragment_sampler_views(ctx->cso, 1, &src_sampler_view);
 
    /* shaders */
    cso_set_fragment_shader_handle(ctx->cso, ctx->fs[TGSI_WRITEMASK_XYZW]);
@@ -638,7 +656,7 @@ util_blit_pixels_tex(struct blit_state *ctx,
    cso_restore_depth_stencil_alpha(ctx->cso);
    cso_restore_rasterizer(ctx->cso);
    cso_restore_samplers(ctx->cso);
-   cso_restore_sampler_textures(ctx->cso);
+   cso_restore_fragment_sampler_views(ctx->cso);
    cso_restore_framebuffer(ctx->cso);
    cso_restore_fragment_shader(ctx->cso);
    cso_restore_vertex_shader(ctx->cso);
diff --git a/src/gallium/auxiliary/util/u_blit.h b/src/gallium/auxiliary/util/u_blit.h
index a102021529..1ebe65b455 100644
--- a/src/gallium/auxiliary/util/u_blit.h
+++ b/src/gallium/auxiliary/util/u_blit.h
@@ -53,6 +53,7 @@ util_destroy_blit(struct blit_state *ctx);
 extern void
 util_blit_pixels(struct blit_state *ctx,
                  struct pipe_surface *src,
+                 struct pipe_sampler_view *src_sampler_view,
                  int srcX0, int srcY0,
                  int srcX1, int srcY1,
                  struct pipe_surface *dst,
@@ -63,6 +64,7 @@ util_blit_pixels(struct blit_state *ctx,
 void
 util_blit_pixels_writemask(struct blit_state *ctx,
                            struct pipe_surface *src,
+                           struct pipe_sampler_view *src_sampler_view,
                            int srcX0, int srcY0,
                            int srcX1, int srcY1,
                            struct pipe_surface *dst,
@@ -73,7 +75,7 @@ util_blit_pixels_writemask(struct blit_state *ctx,
 
 extern void
 util_blit_pixels_tex(struct blit_state *ctx,
-                     struct pipe_texture *tex,
+                     struct pipe_sampler_view *src_sampler_view,
                      int srcX0, int srcY0,
                      int srcX1, int srcY1,
                      struct pipe_surface *dst,
diff --git a/src/gallium/auxiliary/util/u_blitter.c b/src/gallium/auxiliary/util/u_blitter.c
index 36d582491f..1692987e8e 100644
--- a/src/gallium/auxiliary/util/u_blitter.c
+++ b/src/gallium/auxiliary/util/u_blitter.c
@@ -45,6 +45,7 @@
 #include "util/u_draw_quad.h"
 #include "util/u_pack_color.h"
 #include "util/u_rect.h"
+#include "util/u_sampler.h"
 #include "util/u_simple_shaders.h"
 #include "util/u_texture.h"
 
@@ -96,6 +97,8 @@ struct blitter_context_priv
    /* Rasterizer state. */
    void *rs_state;
 
+   struct pipe_sampler_view *sampler_view;
+
    /* Viewport state. */
    struct pipe_viewport_state viewport;
 
@@ -127,7 +130,7 @@ struct blitter_context *util_blitter_create(struct pipe_context *pipe)
    ctx->blitter.saved_vs = INVALID_PTR;
    ctx->blitter.saved_velem_state = INVALID_PTR;
    ctx->blitter.saved_fb_state.nr_cbufs = ~0;
-   ctx->blitter.saved_num_textures = ~0;
+   ctx->blitter.saved_num_sampler_views = ~0;
    ctx->blitter.saved_num_sampler_states = ~0;
 
    /* blend state objects */
@@ -252,6 +255,10 @@ void util_blitter_destroy(struct blitter_context *blitter)
       if (ctx->sampler_state[i])
          pipe->delete_sampler_state(pipe, ctx->sampler_state[i]);
 
+   if (ctx->sampler_view) {
+      pipe_sampler_view_reference(&ctx->sampler_view, NULL);
+   }
+
    pipe_buffer_reference(&ctx->vbuf, NULL);
    FREE(ctx);
 }
@@ -305,11 +312,11 @@ static void blitter_restore_CSOs(struct blitter_context_priv *ctx)
       ctx->blitter.saved_num_sampler_states = ~0;
    }
 
-   if (ctx->blitter.saved_num_textures != ~0) {
-      pipe->set_fragment_sampler_textures(pipe,
-                                          ctx->blitter.saved_num_textures,
-                                          ctx->blitter.saved_textures);
-      ctx->blitter.saved_num_textures = ~0;
+   if (ctx->blitter.saved_num_sampler_views != ~0) {
+      pipe->set_fragment_sampler_views(pipe,
+                                       ctx->blitter.saved_num_sampler_views,
+                                       ctx->blitter.saved_sampler_views);
+      ctx->blitter.saved_num_sampler_views = ~0;
    }
 }
 
@@ -621,9 +628,10 @@ static void util_blitter_do_copy(struct blitter_context *blitter,
    struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
    struct pipe_context *pipe = ctx->pipe;
    struct pipe_framebuffer_state fb_state;
+   struct pipe_sampler_view viewTempl, *view;
 
    assert(blitter->saved_fb_state.nr_cbufs != ~0);
-   assert(blitter->saved_num_textures != ~0);
+   assert(blitter->saved_num_sampler_views != ~0);
    assert(blitter->saved_num_sampler_states != ~0);
    assert(src->texture->target < PIPE_MAX_TEXTURE_TYPES);
 
@@ -651,12 +659,24 @@ static void util_blitter_do_copy(struct blitter_context *blitter,
       fb_state.zsbuf = 0;
    }
 
+   u_sampler_view_default_template(&viewTempl,
+                                   src->texture,
+                                   src->texture->format);
+   view = pipe->create_sampler_view(pipe,
+                                    src->texture,
+                                    &viewTempl);
+
+   if (ctx->sampler_view) {
+      pipe_sampler_view_reference(&ctx->sampler_view, NULL);
+   }
+   ctx->sampler_view = view;
+
    pipe->bind_rasterizer_state(pipe, ctx->rs_state);
    pipe->bind_vs_state(pipe, ctx->vs_tex);
    pipe->bind_fragment_sampler_states(pipe, 1,
       blitter_get_sampler_state(ctx, src->level));
    pipe->bind_vertex_elements_state(pipe, ctx->velem_state);
-   pipe->set_fragment_sampler_textures(pipe, 1, &src->texture);
+   pipe->set_fragment_sampler_views(pipe, 1, &view);
    pipe->set_framebuffer_state(pipe, &fb_state);
 
    /* set texture coordinates */
diff --git a/src/gallium/auxiliary/util/u_blitter.h b/src/gallium/auxiliary/util/u_blitter.h
index ecafdabafa..2ad7201a29 100644
--- a/src/gallium/auxiliary/util/u_blitter.h
+++ b/src/gallium/auxiliary/util/u_blitter.h
@@ -53,10 +53,10 @@ struct blitter_context
    struct pipe_clip_state saved_clip;
 
    int saved_num_sampler_states;
-   void *saved_sampler_states[32];
+   void *saved_sampler_states[PIPE_MAX_SAMPLERS];
 
-   int saved_num_textures;
-   struct pipe_texture *saved_textures[32]; /* is 32 enough? */
+   int saved_num_sampler_views;
+   struct pipe_sampler_view *saved_sampler_views[PIPE_MAX_SAMPLERS];
 };
 
 /**
@@ -242,17 +242,17 @@ void util_blitter_save_fragment_sampler_states(
           num_sampler_states * sizeof(void *));
 }
 
-static INLINE
-void util_blitter_save_fragment_sampler_textures(
-                  struct blitter_context *blitter,
-                  int num_textures,
-                  struct pipe_texture **textures)
+static INLINE void
+util_blitter_save_fragment_sampler_views(struct blitter_context *blitter,
+                                         int num_views,
+                                         struct pipe_sampler_view **views)
 {
-   assert(num_textures <= Elements(blitter->saved_textures));
+   assert(num_views <= Elements(blitter->saved_sampler_views));
 
-   blitter->saved_num_textures = num_textures;
-   memcpy(blitter->saved_textures, textures,
-          num_textures * sizeof(struct pipe_texture *));
+   blitter->saved_num_sampler_views = num_views;
+   memcpy(blitter->saved_sampler_views,
+          views,
+          num_views * sizeof(struct pipe_sampler_view *));
 }
 
 #ifdef __cplusplus
diff --git a/src/gallium/auxiliary/util/u_format.csv b/src/gallium/auxiliary/util/u_format.csv
index 96a0fa6550..d819bbbde1 100644
--- a/src/gallium/auxiliary/util/u_format.csv
+++ b/src/gallium/auxiliary/util/u_format.csv
@@ -47,9 +47,9 @@
 # - color space: rgb, yub, sz
 #
 # See also:
-# - http://msdn.microsoft.com/en-us/library/ee416489.aspx (D3D9)
-# - http://msdn.microsoft.com/en-us/library/ee415668.aspx (D3D9 -> D3D10)
-# - http://msdn.microsoft.com/en-us/library/ee418116.aspx (D3D10)
+# - http://msdn.microsoft.com/en-us/library/bb172558.aspx (D3D9)
+# - http://msdn.microsoft.com/en-us/library/bb205073.aspx#mapping_texture_formats (D3D9 -> D3D10)
+# - http://msdn.microsoft.com/en-us/library/bb173059.aspx (D3D10)
 #
 # Note that GL doesn't really specify the layout of internal formats. See
 # OpenGL 2.1 specification, Table 3.16, on the "Correspondence of sized
@@ -63,6 +63,7 @@ PIPE_FORMAT_A8R8G8B8_UNORM        , plain, 1, 1, un8 , un8 , un8 , un8 , yzwx, r
 PIPE_FORMAT_X8R8G8B8_UNORM        , plain, 1, 1, un8 , un8 , un8 , un8 , yzw1, rgb
 PIPE_FORMAT_A8B8G8R8_UNORM        , plain, 1, 1, un8 , un8 , un8 , un8 , wzyx, rgb
 PIPE_FORMAT_X8B8G8R8_UNORM        , plain, 1, 1, un8 , un8 , un8 , un8 , wzy1, rgb
+PIPE_FORMAT_B5G5R5X1_UNORM        , plain, 1, 1, un5 , un5 , un5 , un1 , zyx1, rgb
 PIPE_FORMAT_B5G5R5A1_UNORM        , plain, 1, 1, un5 , un5 , un5 , un1 , zyxw, rgb
 PIPE_FORMAT_B4G4R4A4_UNORM        , plain, 1, 1, un4 , un4 , un4 , un4 , zyxw, rgb
 PIPE_FORMAT_B5G6R5_UNORM          , plain, 1, 1, un5 , un6 , un5 ,     , zyx1, rgb
@@ -109,14 +110,18 @@ PIPE_FORMAT_UYVY                 , subsampled, 2, 1, x32 ,     ,     ,     , xyz
 PIPE_FORMAT_YUYV                 , subsampled, 2, 1, x32 ,     ,     ,     , xyz1, yuv
 
 # Compressed formats
-PIPE_FORMAT_DXT1_RGB              , compressed, 4, 4, x64 ,     ,     ,     , xyz1, rgb
-PIPE_FORMAT_DXT1_RGBA             , compressed, 4, 4, x64 ,     ,     ,     , xyzw, rgb
-PIPE_FORMAT_DXT3_RGBA             , compressed, 4, 4, x128,     ,     ,     , xyzw, rgb
-PIPE_FORMAT_DXT5_RGBA             , compressed, 4, 4, x128,     ,     ,     , xyzw, rgb
-PIPE_FORMAT_DXT1_SRGB             , compressed, 4, 4, x64 ,     ,     ,     , xyz1, srgb
-PIPE_FORMAT_DXT1_SRGBA            , compressed, 4, 4, x64 ,     ,     ,     , xyzw, srgb
-PIPE_FORMAT_DXT3_SRGBA            , compressed, 4, 4, x128,     ,     ,     , xyzw, srgb
-PIPE_FORMAT_DXT5_SRGBA            , compressed, 4, 4, x128,     ,     ,     , xyzw, srgb
+# - http://en.wikipedia.org/wiki/S3_Texture_Compression
+# - http://www.opengl.org/registry/specs/EXT/texture_compression_s3tc.txt
+# - http://www.opengl.org/registry/specs/ARB/texture_compression_rgtc.txt
+# - http://msdn.microsoft.com/en-us/library/bb694531.aspx
+PIPE_FORMAT_DXT1_RGB              , s3tc, 4, 4, x64 ,     ,     ,     , xyz1, rgb
+PIPE_FORMAT_DXT1_RGBA             , s3tc, 4, 4, x64 ,     ,     ,     , xyzw, rgb
+PIPE_FORMAT_DXT3_RGBA             , s3tc, 4, 4, x128,     ,     ,     , xyzw, rgb
+PIPE_FORMAT_DXT5_RGBA             , s3tc, 4, 4, x128,     ,     ,     , xyzw, rgb
+PIPE_FORMAT_DXT1_SRGB             , s3tc, 4, 4, x64 ,     ,     ,     , xyz1, srgb
+PIPE_FORMAT_DXT1_SRGBA            , s3tc, 4, 4, x64 ,     ,     ,     , xyzw, srgb
+PIPE_FORMAT_DXT3_SRGBA            , s3tc, 4, 4, x128,     ,     ,     , xyzw, srgb
+PIPE_FORMAT_DXT5_SRGBA            , s3tc, 4, 4, x128,     ,     ,     , xyzw, srgb
 
 # Straightforward D3D10-like formats (also used for 
 # vertex buffer element description)
diff --git a/src/gallium/auxiliary/util/u_format.h b/src/gallium/auxiliary/util/u_format.h
index c08fdcafcc..98d4b98ebb 100644
--- a/src/gallium/auxiliary/util/u_format.h
+++ b/src/gallium/auxiliary/util/u_format.h
@@ -56,15 +56,23 @@ enum util_format_layout {
     *
     * This is for formats like YV12 where there is less than one sample per
     * pixel.
-    *
-    * XXX: This could actually b
     */
    UTIL_FORMAT_LAYOUT_SUBSAMPLED = 3,
 
    /**
-    * An unspecified compression algorithm.
+    * S3 Texture Compression formats.
+    */
+   UTIL_FORMAT_LAYOUT_S3TC = 4,
+
+   /**
+    * Red-Green Texture Compression formats.
+    */
+   UTIL_FORMAT_LAYOUT_RGTC = 5,
+
+   /**
+    * Everything else that doesn't fit in any of the above layouts.
     */
-   UTIL_FORMAT_LAYOUT_COMPRESSED = 4
+   UTIL_FORMAT_LAYOUT_OTHER = 6
 };
 
 
@@ -210,7 +218,7 @@ util_format_name(enum pipe_format format)
 }
 
 static INLINE boolean 
-util_format_is_compressed(enum pipe_format format)
+util_format_is_s3tc(enum pipe_format format)
 {
    const struct util_format_description *desc = util_format_description(format);
 
@@ -219,7 +227,7 @@ util_format_is_compressed(enum pipe_format format)
       return FALSE;
    }
 
-   return desc->layout == UTIL_FORMAT_LAYOUT_COMPRESSED ? TRUE : FALSE;
+   return desc->layout == UTIL_FORMAT_LAYOUT_S3TC ? TRUE : FALSE;
 }
 
 static INLINE boolean 
diff --git a/src/gallium/auxiliary/util/u_format_tests.c b/src/gallium/auxiliary/util/u_format_tests.c
index 182a474044..9d6debcd8c 100644
--- a/src/gallium/auxiliary/util/u_format_tests.c
+++ b/src/gallium/auxiliary/util/u_format_tests.c
@@ -120,6 +120,13 @@ util_format_test_cases[] =
     * 16-bit rendertarget formats
     */
 
+   {PIPE_FORMAT_B5G5R5X1_UNORM, PACKED_1x16(0x7fff), PACKED_1x16(0x0000), {0.0, 0.0, 0.0, 0.0}},
+   {PIPE_FORMAT_B5G5R5X1_UNORM, PACKED_1x16(0x7fff), PACKED_1x16(0x001f), {0.0, 0.0, 1.0, 0.0}},
+   {PIPE_FORMAT_B5G5R5X1_UNORM, PACKED_1x16(0x7fff), PACKED_1x16(0x03e0), {0.0, 1.0, 0.0, 0.0}},
+   {PIPE_FORMAT_B5G5R5X1_UNORM, PACKED_1x16(0x7fff), PACKED_1x16(0x7c00), {1.0, 0.0, 0.0, 0.0}},
+   {PIPE_FORMAT_B5G5R5X1_UNORM, PACKED_1x16(0x7fff), PACKED_1x16(0x8000), {0.0, 0.0, 0.0, 1.0}},
+   {PIPE_FORMAT_B5G5R5X1_UNORM, PACKED_1x16(0x7fff), PACKED_1x16(0xffff), {1.0, 1.0, 1.0, 1.0}},
+
    {PIPE_FORMAT_B5G5R5A1_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x0000), {0.0, 0.0, 0.0, 0.0}},
    {PIPE_FORMAT_B5G5R5A1_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x001f), {0.0, 0.0, 1.0, 0.0}},
    {PIPE_FORMAT_B5G5R5A1_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x03e0), {0.0, 1.0, 0.0, 0.0}},
diff --git a/src/gallium/auxiliary/util/u_gen_mipmap.c b/src/gallium/auxiliary/util/u_gen_mipmap.c
index 5c51b53d7b..509d38754f 100644
--- a/src/gallium/auxiliary/util/u_gen_mipmap.c
+++ b/src/gallium/auxiliary/util/u_gen_mipmap.c
@@ -938,6 +938,7 @@ format_to_type_comps(enum pipe_format pformat,
       *datatype = DTYPE_UBYTE;
       *comps = 4;
       return;
+   case PIPE_FORMAT_B5G5R5X1_UNORM:
    case PIPE_FORMAT_B5G5R5A1_UNORM:
       *datatype = DTYPE_USHORT_1_5_5_5_REV;
       *comps = 4;
@@ -1460,7 +1461,7 @@ void util_gen_mipmap_flush( struct gen_mipmap_state *ctx )
  * Generate mipmap images.  It's assumed all needed texture memory is
  * already allocated.
  *
- * \param pt  the texture to generate mipmap levels for
+ * \param psv  the sampler view to the texture to generate mipmap levels for
  * \param face  which cube face to generate mipmaps for (0 for non-cube maps)
  * \param baseLevel  the first mipmap level to use as a src
  * \param lastLevel  the last mipmap level to generate
@@ -1469,12 +1470,13 @@ void util_gen_mipmap_flush( struct gen_mipmap_state *ctx )
  */
 void
 util_gen_mipmap(struct gen_mipmap_state *ctx,
-                struct pipe_texture *pt,
+                struct pipe_sampler_view *psv,
                 uint face, uint baseLevel, uint lastLevel, uint filter)
 {
    struct pipe_context *pipe = ctx->pipe;
    struct pipe_screen *screen = pipe->screen;
    struct pipe_framebuffer_state fb;
+   struct pipe_texture *pt = psv->texture;
    void *fs = (pt->target == PIPE_TEXTURE_CUBE) ? ctx->fsCube : ctx->fs2d;
    uint dstLevel;
    uint zslice = 0;
@@ -1492,7 +1494,7 @@ util_gen_mipmap(struct gen_mipmap_state *ctx,
           filter == PIPE_TEX_FILTER_NEAREST);
 
    /* check if we can render in the texture's format */
-   if (!screen->is_format_supported(screen, pt->format, PIPE_TEXTURE_2D,
+   if (!screen->is_format_supported(screen, psv->format, PIPE_TEXTURE_2D,
                                     PIPE_TEXTURE_USAGE_RENDER_TARGET, 0)) {
       fallback_gen_mipmap(ctx, pt, face, baseLevel, lastLevel);
       return;
@@ -1503,7 +1505,7 @@ util_gen_mipmap(struct gen_mipmap_state *ctx,
    cso_save_depth_stencil_alpha(ctx->cso);
    cso_save_rasterizer(ctx->cso);
    cso_save_samplers(ctx->cso);
-   cso_save_sampler_textures(ctx->cso);
+   cso_save_fragment_sampler_views(ctx->cso);
    cso_save_framebuffer(ctx->cso);
    cso_save_fragment_shader(ctx->cso);
    cso_save_vertex_shader(ctx->cso);
@@ -1572,7 +1574,7 @@ util_gen_mipmap(struct gen_mipmap_state *ctx,
       cso_single_sampler(ctx->cso, 0, &ctx->sampler);
       cso_single_sampler_done(ctx->cso);
 
-      cso_set_sampler_textures(ctx->cso, 1, &pt);
+      cso_set_fragment_sampler_views(ctx->cso, 1, &psv);
 
       /* quad coords in clip coords */
       offset = set_vertex_data(ctx,
@@ -1597,7 +1599,7 @@ util_gen_mipmap(struct gen_mipmap_state *ctx,
    cso_restore_depth_stencil_alpha(ctx->cso);
    cso_restore_rasterizer(ctx->cso);
    cso_restore_samplers(ctx->cso);
-   cso_restore_sampler_textures(ctx->cso);
+   cso_restore_fragment_sampler_views(ctx->cso);
    cso_restore_framebuffer(ctx->cso);
    cso_restore_fragment_shader(ctx->cso);
    cso_restore_vertex_shader(ctx->cso);
diff --git a/src/gallium/auxiliary/util/u_gen_mipmap.h b/src/gallium/auxiliary/util/u_gen_mipmap.h
index 54608f9466..35ac9daeaa 100644
--- a/src/gallium/auxiliary/util/u_gen_mipmap.h
+++ b/src/gallium/auxiliary/util/u_gen_mipmap.h
@@ -59,7 +59,7 @@ util_gen_mipmap_flush( struct gen_mipmap_state *ctx );
 
 extern void
 util_gen_mipmap(struct gen_mipmap_state *ctx,
-                struct pipe_texture *pt,
+                struct pipe_sampler_view *psv,
                 uint face, uint baseLevel, uint lastLevel, uint filter);
 
 
diff --git a/src/gallium/auxiliary/util/u_inlines.h b/src/gallium/auxiliary/util/u_inlines.h
index e7255e3baa..e22ab188e1 100644
--- a/src/gallium/auxiliary/util/u_inlines.h
+++ b/src/gallium/auxiliary/util/u_inlines.h
@@ -120,6 +120,16 @@ pipe_texture_reference(struct pipe_texture **ptr, struct pipe_texture *tex)
    *ptr = tex;
 }
 
+static INLINE void
+pipe_sampler_view_reference(struct pipe_sampler_view **ptr, struct pipe_sampler_view *view)
+{
+   struct pipe_sampler_view *old_view = *ptr;
+
+   if (pipe_reference(&(*ptr)->reference, &view->reference))
+      old_view->context->sampler_view_destroy(old_view->context, old_view);
+   *ptr = view;
+}
+
 
 /*
  * Convenience wrappers for screen buffer functions.
diff --git a/src/gallium/auxiliary/util/u_pack_color.h b/src/gallium/auxiliary/util/u_pack_color.h
index 50f1b1670b..c5fd7a6783 100644
--- a/src/gallium/auxiliary/util/u_pack_color.h
+++ b/src/gallium/auxiliary/util/u_pack_color.h
@@ -92,6 +92,11 @@ util_pack_color_ub(ubyte r, ubyte g, ubyte b, ubyte a,
          uc->us = ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | (b >> 3);
       }
       return;
+   case PIPE_FORMAT_B5G5R5X1_UNORM:
+      {
+         uc->us = ((0x80) << 8) | ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | (b >> 3);
+      }
+      return;
    case PIPE_FORMAT_B5G5R5A1_UNORM:
       {
          uc->us = ((a & 0x80) << 8) | ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | (b >> 3);
@@ -216,6 +221,15 @@ util_unpack_color_ub(enum pipe_format format, union util_color *uc,
          *a = (ubyte) 0xff;
       }
       return;
+   case PIPE_FORMAT_B5G5R5X1_UNORM:
+      {
+         ushort p = uc->us;
+         *r = (ubyte) (((p >>  7) & 0xf8) | ((p >> 12) & 0x7));
+         *g = (ubyte) (((p >>  2) & 0xf8) | ((p >>  7) & 0x7));
+         *b = (ubyte) (((p <<  3) & 0xf8) | ((p >>  2) & 0x7));
+         *a = (ubyte) 0xff;
+      }
+      return;
    case PIPE_FORMAT_B5G5R5A1_UNORM:
       {
          ushort p = uc->us;
@@ -361,6 +375,11 @@ util_pack_color(const float rgba[4], enum pipe_format format, union util_color *
          uc->us = ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | (b >> 3);
       }
       return;
+   case PIPE_FORMAT_B5G5R5X1_UNORM:
+      {
+         uc->us = ((0x80) << 8) | ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | (b >> 3);
+      }
+      return;
    case PIPE_FORMAT_B5G5R5A1_UNORM:
       {
          uc->us = ((a & 0x80) << 8) | ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | (b >> 3);
diff --git a/src/gallium/auxiliary/util/u_sampler.c b/src/gallium/auxiliary/util/u_sampler.c
new file mode 100644
index 0000000000..4d8f861ce4
--- /dev/null
+++ b/src/gallium/auxiliary/util/u_sampler.c
@@ -0,0 +1,100 @@
+/**************************************************************************
+ *
+ * Copyright 2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+#include "u_format.h"
+#include "u_sampler.h"
+
+
+static void
+default_template(struct pipe_sampler_view *view,
+                 const struct pipe_texture *texture,
+                 enum pipe_format format,
+                 unsigned expand_green_blue)
+{
+   /* XXX: Check if format is compatible with texture->format.
+    */
+
+   view->format = format;
+   view->first_level = 0;
+   view->last_level = texture->last_level;
+   view->swizzle_r = PIPE_SWIZZLE_RED;
+   view->swizzle_g = PIPE_SWIZZLE_GREEN;
+   view->swizzle_b = PIPE_SWIZZLE_BLUE;
+   view->swizzle_a = PIPE_SWIZZLE_ALPHA;
+
+   /* Override default green and blue component expansion to the requested
+    * one.
+    *
+    * Gallium expands nonexistent components to (0,0,0,1), DX9 expands
+    * to (1,1,1,1).  Since alpha is always expanded to 1, and red is
+    * always present, we only really care about green and blue
+    * components.
+    *
+    * To make it look less hackish, one would have to add
+    * UTIL_FORMAT_SWIZZLE_EXPAND to indicate components for expansion
+    * and then override without exceptions or favoring one component
+    * over another.
+    */
+   if (format != PIPE_FORMAT_A8_UNORM) {
+      const struct util_format_description *desc = util_format_description(format);
+
+      assert(desc);
+      if (desc) {
+         if (desc->swizzle[1] == UTIL_FORMAT_SWIZZLE_0) {
+            view->swizzle_g = expand_green_blue;
+         }
+         if (desc->swizzle[2] == UTIL_FORMAT_SWIZZLE_0) {
+            view->swizzle_b = expand_green_blue;
+         }
+      }
+   }
+}
+
+void
+u_sampler_view_default_template(struct pipe_sampler_view *view,
+                                const struct pipe_texture *texture,
+                                enum pipe_format format)
+{
+   /* Expand to (0, 0, 0, 1) */
+   default_template(view,
+                    texture,
+                    format,
+                    PIPE_SWIZZLE_ZERO);
+}
+
+void
+u_sampler_view_default_dx9_template(struct pipe_sampler_view *view,
+                                    const struct pipe_texture *texture,
+                                    enum pipe_format format)
+{
+   /* Expand to (1, 1, 1, 1) */
+   default_template(view,
+                    texture,
+                    format,
+                    PIPE_SWIZZLE_ONE);
+}
diff --git a/src/gallium/auxiliary/util/u_sampler.h b/src/gallium/auxiliary/util/u_sampler.h
new file mode 100644
index 0000000000..bdd061c851
--- /dev/null
+++ b/src/gallium/auxiliary/util/u_sampler.h
@@ -0,0 +1,57 @@
+/**************************************************************************
+ *
+ * Copyright 2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+#ifndef U_SAMPLER_H
+#define U_SAMPLER_H
+
+
+#include "pipe/p_defines.h"
+#include "pipe/p_format.h"
+#include "pipe/p_state.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+void
+u_sampler_view_default_template(struct pipe_sampler_view *view,
+                                const struct pipe_texture *texture,
+                                enum pipe_format format);
+
+void
+u_sampler_view_default_dx9_template(struct pipe_sampler_view *view,
+                                    const struct pipe_texture *texture,
+                                    enum pipe_format format);
+
+
+#ifdef __cplusplus
+} /* extern "C" { */
+#endif
+
+#endif /* U_SAMPLER_H */
diff --git a/src/gallium/auxiliary/util/u_tile.c b/src/gallium/auxiliary/util/u_tile.c
index e445895efc..09b2382733 100644
--- a/src/gallium/auxiliary/util/u_tile.c
+++ b/src/gallium/auxiliary/util/u_tile.c
@@ -295,6 +295,55 @@ r8g8b8a8_put_tile_rgba(unsigned *dst,
 }
 
 
+/*** PIPE_FORMAT_B5G5R5X1_UNORM ***/
+
+static void
+x1r5g5b5_get_tile_rgba(const ushort *src,
+                       unsigned w, unsigned h,
+                       float *p,
+                       unsigned dst_stride)
+{
+   unsigned i, j;
+
+   for (i = 0; i < h; i++) {
+      float *pRow = p;
+      for (j = 0; j < w; j++, pRow += 4) {
+         const ushort pixel = *src++;
+         pRow[0] = ((pixel >> 10) & 0x1f) * (1.0f / 31.0f);
+         pRow[1] = ((pixel >>  5) & 0x1f) * (1.0f / 31.0f);
+         pRow[2] = ((pixel      ) & 0x1f) * (1.0f / 31.0f);
+         pRow[3] = 1.0f;
+      }
+      p += dst_stride;
+   }
+}
+
+
+static void
+x1r5g5b5_put_tile_rgba(ushort *dst,
+                       unsigned w, unsigned h,
+                       const float *p,
+                       unsigned src_stride)
+{
+   unsigned i, j;
+
+   for (i = 0; i < h; i++) {
+      const float *pRow = p;
+      for (j = 0; j < w; j++, pRow += 4) {
+         unsigned r, g, b;
+         r = float_to_ubyte(pRow[0]);
+         g = float_to_ubyte(pRow[1]);
+         b = float_to_ubyte(pRow[2]);
+         r = r >> 3;  /* 5 bits */
+         g = g >> 3;  /* 5 bits */
+         b = b >> 3;  /* 5 bits */
+         *dst++ = (1 << 15) | (r << 10) | (g << 5) | b;
+      }
+      p += src_stride;
+   }
+}
+
+
 /*** PIPE_FORMAT_B5G5R5A1_UNORM ***/
 
 static void
@@ -1174,6 +1223,9 @@ pipe_tile_raw_to_rgba(enum pipe_format format,
    case PIPE_FORMAT_A8B8G8R8_UNORM:
       r8g8b8a8_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride);
       break;
+   case PIPE_FORMAT_B5G5R5X1_UNORM:
+      x1r5g5b5_get_tile_rgba((ushort *) src, w, h, dst, dst_stride);
+      break;
    case PIPE_FORMAT_B5G5R5A1_UNORM:
       a1r5g5b5_get_tile_rgba((ushort *) src, w, h, dst, dst_stride);
       break;
@@ -1275,6 +1327,69 @@ pipe_get_tile_rgba(struct pipe_context *pipe,
 
 
 void
+pipe_get_tile_swizzle(struct pipe_context *pipe,
+		      struct pipe_transfer *pt,
+                      uint x,
+                      uint y,
+                      uint w,
+                      uint h,
+                      uint swizzle_r,
+                      uint swizzle_g,
+                      uint swizzle_b,
+                      uint swizzle_a,
+                      enum pipe_format format,
+                      float *p)
+{
+   unsigned dst_stride = w * 4;
+   void *packed;
+   uint i;
+   float rgba01[6];
+
+   if (pipe_clip_tile(x, y, &w, &h, pt)) {
+      return;
+   }
+
+   packed = MALLOC(util_format_get_nblocks(format, w, h) * util_format_get_blocksize(format));
+   if (!packed) {
+      return;
+   }
+
+   if (format == PIPE_FORMAT_UYVY || format == PIPE_FORMAT_YUYV) {
+      assert((x & 1) == 0);
+   }
+
+   pipe_get_tile_raw(pipe, pt, x, y, w, h, packed, 0);
+
+   pipe_tile_raw_to_rgba(format, packed, w, h, p, dst_stride);
+
+   FREE(packed);
+
+   if (swizzle_r == PIPE_SWIZZLE_RED &&
+       swizzle_g == PIPE_SWIZZLE_GREEN &&
+       swizzle_b == PIPE_SWIZZLE_BLUE &&
+       swizzle_a == PIPE_SWIZZLE_ALPHA) {
+      /* no-op, skip */
+      return;
+   }
+
+   rgba01[PIPE_SWIZZLE_ZERO] = 0.0f;
+   rgba01[PIPE_SWIZZLE_ONE] = 1.0f;
+
+   for (i = 0; i < w * h; i++) {
+      rgba01[PIPE_SWIZZLE_RED] = p[0];
+      rgba01[PIPE_SWIZZLE_GREEN] = p[1];
+      rgba01[PIPE_SWIZZLE_BLUE] = p[2];
+      rgba01[PIPE_SWIZZLE_ALPHA] = p[3];
+
+      *p++ = rgba01[swizzle_r];
+      *p++ = rgba01[swizzle_g];
+      *p++ = rgba01[swizzle_b];
+      *p++ = rgba01[swizzle_a];
+   }
+}
+
+
+void
 pipe_put_tile_rgba(struct pipe_context *pipe,
                    struct pipe_transfer *pt,
                    uint x, uint y, uint w, uint h,
@@ -1305,6 +1420,9 @@ pipe_put_tile_rgba(struct pipe_context *pipe,
    case PIPE_FORMAT_A8B8G8R8_UNORM:
       r8g8b8a8_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);
       break;
+   case PIPE_FORMAT_B5G5R5X1_UNORM:
+      x1r5g5b5_put_tile_rgba((ushort *) packed, w, h, p, src_stride);
+      break;
    case PIPE_FORMAT_B5G5R5A1_UNORM:
       a1r5g5b5_put_tile_rgba((ushort *) packed, w, h, p, src_stride);
       break;
diff --git a/src/gallium/auxiliary/util/u_tile.h b/src/gallium/auxiliary/util/u_tile.h
index 8329087cfa..1d8ce7d8cb 100644
--- a/src/gallium/auxiliary/util/u_tile.h
+++ b/src/gallium/auxiliary/util/u_tile.h
@@ -75,6 +75,20 @@ pipe_get_tile_rgba(struct pipe_context *pipe,
                    float *p);
 
 void
+pipe_get_tile_swizzle(struct pipe_context *pipe,
+		      struct pipe_transfer *pt,
+                      uint x,
+                      uint y,
+                      uint w,
+                      uint h,
+                      uint swizzle_r,
+                      uint swizzle_g,
+                      uint swizzle_b,
+                      uint swizzle_a,
+                      enum pipe_format format,
+                      float *p);
+
+void
 pipe_put_tile_rgba(struct pipe_context *pipe,
                    struct pipe_transfer *pt,
                    uint x, uint y, uint w, uint h,