mesa: move sampler state into new gl_sampler_object type

gl_texture_object contains an instance of this type for the regular
texture object sampling state.  glGenSamplers() generates new instances
of gl_sampler_object which can override that state with glBindSampler().

34 files changed, 222 insertions, 218 deletions

diff --git a/src/mesa/drivers/common/meta.c b/src/mesa/drivers/common/meta.c
index 2b00e8979d2..c92bf29c30f 100644
--- a/src/mesa/drivers/common/meta.c
+++ b/src/mesa/drivers/common/meta.c
@@ -1124,12 +1124,12 @@ blitframebuffer_texture(struct gl_context *ctx,
       if (readAtt && readAtt->Texture) {
          const struct gl_texture_object *texObj = readAtt->Texture;
          const GLuint srcLevel = readAtt->TextureLevel;
-         const GLenum minFilterSave = texObj->MinFilter;
-         const GLenum magFilterSave = texObj->MagFilter;
+         const GLenum minFilterSave = texObj->Sampler.MinFilter;
+         const GLenum magFilterSave = texObj->Sampler.MagFilter;
          const GLint baseLevelSave = texObj->BaseLevel;
          const GLint maxLevelSave = texObj->MaxLevel;
-         const GLenum wrapSSave = texObj->WrapS;
-         const GLenum wrapTSave = texObj->WrapT;
+         const GLenum wrapSSave = texObj->Sampler.WrapS;
+         const GLenum wrapTSave = texObj->Sampler.WrapT;
          const GLenum target = texObj->Target;
 
          if (drawAtt->Texture == readAtt->Texture) {
@@ -2259,13 +2259,13 @@ _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
    struct vertex verts[4];
    const GLuint baseLevel = texObj->BaseLevel;
    const GLuint maxLevel = texObj->MaxLevel;
-   const GLenum minFilterSave = texObj->MinFilter;
-   const GLenum magFilterSave = texObj->MagFilter;
+   const GLenum minFilterSave = texObj->Sampler.MinFilter;
+   const GLenum magFilterSave = texObj->Sampler.MagFilter;
    const GLint maxLevelSave = texObj->MaxLevel;
    const GLboolean genMipmapSave = texObj->GenerateMipmap;
-   const GLenum wrapSSave = texObj->WrapS;
-   const GLenum wrapTSave = texObj->WrapT;
-   const GLenum wrapRSave = texObj->WrapR;
+   const GLenum wrapSSave = texObj->Sampler.WrapS;
+   const GLenum wrapTSave = texObj->Sampler.WrapT;
+   const GLenum wrapRSave = texObj->Sampler.WrapR;
    const GLuint fboSave = ctx->DrawBuffer->Name;
    const GLuint original_active_unit = ctx->Texture.CurrentUnit;
    GLenum faceTarget;
diff --git a/src/mesa/drivers/dri/common/texmem.c b/src/mesa/drivers/dri/common/texmem.c
index 8eec07d5bcc..e927cf0addd 100644
--- a/src/mesa/drivers/dri/common/texmem.c
+++ b/src/mesa/drivers/dri/common/texmem.c
@@ -1264,17 +1264,18 @@ driCalculateTextureFirstLastLevel( driTextureObject * t )
    case GL_TEXTURE_2D:
    case GL_TEXTURE_3D:
    case GL_TEXTURE_CUBE_MAP:
-      if (tObj->MinFilter == GL_NEAREST || tObj->MinFilter == GL_LINEAR) {
+      if (tObj->Sampler.MinFilter == GL_NEAREST ||
+          tObj->Sampler.MinFilter == GL_LINEAR) {
          /* GL_NEAREST and GL_LINEAR only care about GL_TEXTURE_BASE_LEVEL.
           */
 
          firstLevel = lastLevel = tObj->BaseLevel;
       }
       else {
-	 firstLevel = tObj->BaseLevel + (GLint)(tObj->MinLod + 0.5);
+	 firstLevel = tObj->BaseLevel + (GLint)(tObj->Sampler.MinLod + 0.5);
 	 firstLevel = MAX2(firstLevel, tObj->BaseLevel);
 	 firstLevel = MIN2(firstLevel, tObj->BaseLevel + baseImage->MaxLog2);
-	 lastLevel = tObj->BaseLevel + (GLint)(tObj->MaxLod + 0.5);
+	 lastLevel = tObj->BaseLevel + (GLint)(tObj->Sampler.MaxLod + 0.5);
 	 lastLevel = MAX2(lastLevel, t->tObj->BaseLevel);
 	 lastLevel = MIN2(lastLevel, t->tObj->BaseLevel + baseImage->MaxLog2);
 	 lastLevel = MIN2(lastLevel, t->tObj->MaxLevel);
diff --git a/src/mesa/drivers/dri/i810/i810tex.c b/src/mesa/drivers/dri/i810/i810tex.c
index 49364aeb225..dba4ebaa5c7 100644
--- a/src/mesa/drivers/dri/i810/i810tex.c
+++ b/src/mesa/drivers/dri/i810/i810tex.c
@@ -204,10 +204,10 @@ i810AllocTexObj( struct gl_context *ctx, struct gl_texture_object *texObj )
       
       make_empty_list( & t->base );
 
-      i810SetTexWrapping( t, texObj->WrapS, texObj->WrapT );
+      i810SetTexWrapping( t, texObj->Sampler.WrapS, texObj->Sampler.WrapT );
       /*i830SetTexMaxAnisotropy( t, texObj->MaxAnisotropy );*/
-      i810SetTexFilter( imesa, t, texObj->MinFilter, texObj->MagFilter, bias );
-      i810SetTexBorderColor( t, texObj->BorderColor.f );
+      i810SetTexFilter( imesa, t, texObj->Sampler.MinFilter, texObj->Sampler.MagFilter, bias );
+      i810SetTexBorderColor( t, texObj->Sampler.BorderColor.f );
    }
 
    return t;
@@ -238,17 +238,17 @@ static void i810TexParameter( struct gl_context *ctx, GLenum target,
    case GL_TEXTURE_MAG_FILTER:
       {
          GLfloat bias = ctx->Texture.Unit[ctx->Texture.CurrentUnit].LodBias;
-         i810SetTexFilter( imesa, t, tObj->MinFilter, tObj->MagFilter, bias );
+         i810SetTexFilter( imesa, t, tObj->Sampler.MinFilter, tObj->Sampler.MagFilter, bias );
       }
       break;
 
    case GL_TEXTURE_WRAP_S:
    case GL_TEXTURE_WRAP_T:
-      i810SetTexWrapping( t, tObj->WrapS, tObj->WrapT );
+      i810SetTexWrapping( t, tObj->Sampler.WrapS, tObj->Sampler.WrapT );
       break;
   
    case GL_TEXTURE_BORDER_COLOR:
-      i810SetTexBorderColor( t, tObj->BorderColor.f );
+      i810SetTexBorderColor( t, tObj->Sampler.BorderColor.f );
       break;
 
    case GL_TEXTURE_BASE_LEVEL:
diff --git a/src/mesa/drivers/dri/i915/i830_texstate.c b/src/mesa/drivers/dri/i915/i830_texstate.c
index c35b4b5ed06..7554bd5e7b9 100644
--- a/src/mesa/drivers/dri/i915/i830_texstate.c
+++ b/src/mesa/drivers/dri/i915/i830_texstate.c
@@ -193,7 +193,7 @@ i830_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
       float maxlod;
       uint32_t minlod_fixed, maxlod_fixed;
 
-      switch (tObj->MinFilter) {
+      switch (tObj->Sampler.MinFilter) {
       case GL_NEAREST:
          minFilt = FILTER_NEAREST;
          mipFilt = MIPFILTER_NONE;
@@ -222,12 +222,12 @@ i830_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
          return GL_FALSE;
       }
 
-      if (tObj->MaxAnisotropy > 1.0) {
+      if (tObj->Sampler.MaxAnisotropy > 1.0) {
          minFilt = FILTER_ANISOTROPIC;
          magFilt = FILTER_ANISOTROPIC;
       }
       else {
-         switch (tObj->MagFilter) {
+         switch (tObj->Sampler.MagFilter) {
          case GL_NEAREST:
             magFilt = FILTER_NEAREST;
             break;
@@ -239,7 +239,7 @@ i830_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
          }
       }
 
-      lodbias = (int) ((tUnit->LodBias + tObj->LodBias) * 16.0);
+      lodbias = (int) ((tUnit->LodBias + tObj->Sampler.LodBias) * 16.0);
       if (lodbias < -64)
           lodbias = -64;
       if (lodbias > 63)
@@ -259,8 +259,8 @@ i830_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
        * addressable (smallest resolution) LOD.  Use it to cover both
        * MAX_LEVEL and MAX_LOD.
        */
-      minlod_fixed = U_FIXED(CLAMP(tObj->MinLod, 0.0, 11), 4);
-      maxlod = MIN2(tObj->MaxLod, tObj->_MaxLevel - tObj->BaseLevel);
+      minlod_fixed = U_FIXED(CLAMP(tObj->Sampler.MinLod, 0.0, 11), 4);
+      maxlod = MIN2(tObj->Sampler.MaxLod, tObj->_MaxLevel - tObj->BaseLevel);
       if (intel->intelScreen->deviceID == PCI_CHIP_I855_GM ||
 	  intel->intelScreen->deviceID == PCI_CHIP_I865_G) {
 	 maxlod_fixed = U_FIXED(CLAMP(maxlod, 0.0, 11.75), 2);
@@ -279,8 +279,8 @@ i830_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
    }
 
    {
-      GLenum ws = tObj->WrapS;
-      GLenum wt = tObj->WrapT;
+      GLenum ws = tObj->Sampler.WrapS;
+      GLenum wt = tObj->Sampler.WrapT;
 
 
       /* 3D textures not available on i830
@@ -300,10 +300,10 @@ i830_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
    }
 
    /* convert border color from float to ubyte */
-   CLAMPED_FLOAT_TO_UBYTE(border[0], tObj->BorderColor.f[0]);
-   CLAMPED_FLOAT_TO_UBYTE(border[1], tObj->BorderColor.f[1]);
-   CLAMPED_FLOAT_TO_UBYTE(border[2], tObj->BorderColor.f[2]);
-   CLAMPED_FLOAT_TO_UBYTE(border[3], tObj->BorderColor.f[3]);
+   CLAMPED_FLOAT_TO_UBYTE(border[0], tObj->Sampler.BorderColor.f[0]);
+   CLAMPED_FLOAT_TO_UBYTE(border[1], tObj->Sampler.BorderColor.f[1]);
+   CLAMPED_FLOAT_TO_UBYTE(border[2], tObj->Sampler.BorderColor.f[2]);
+   CLAMPED_FLOAT_TO_UBYTE(border[3], tObj->Sampler.BorderColor.f[3]);
 
    state[I830_TEXREG_TM0S4] = PACK_COLOR_8888(border[3],
 					      border[0],
diff --git a/src/mesa/drivers/dri/i915/i915_texstate.c b/src/mesa/drivers/dri/i915/i915_texstate.c
index af140c85f50..742bb994adb 100644
--- a/src/mesa/drivers/dri/i915/i915_texstate.c
+++ b/src/mesa/drivers/dri/i915/i915_texstate.c
@@ -164,7 +164,7 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
 
    format = translate_texture_format(firstImage->TexFormat,
 				     firstImage->InternalFormat,
-				     tObj->DepthMode);
+				     tObj->Sampler.DepthMode);
    pitch = intelObj->mt->region->pitch * intelObj->mt->cpp;
 
    state[I915_TEXREG_MS3] =
@@ -181,7 +181,7 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
     * (lowest resolution) LOD.  Use it to cover both MAX_LEVEL and
     * MAX_LOD.
     */
-   maxlod = MIN2(tObj->MaxLod, tObj->_MaxLevel - tObj->BaseLevel);
+   maxlod = MIN2(tObj->Sampler.MaxLod, tObj->_MaxLevel - tObj->BaseLevel);
    state[I915_TEXREG_MS4] =
       ((((pitch / 4) - 1) << MS4_PITCH_SHIFT) |
        MS4_CUBE_FACE_ENA_MASK |
@@ -192,7 +192,7 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
    {
       GLuint minFilt, mipFilt, magFilt;
 
-      switch (tObj->MinFilter) {
+      switch (tObj->Sampler.MinFilter) {
       case GL_NEAREST:
          minFilt = FILTER_NEAREST;
          mipFilt = MIPFILTER_NONE;
@@ -221,16 +221,16 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
          return GL_FALSE;
       }
 
-      if (tObj->MaxAnisotropy > 1.0) {
+      if (tObj->Sampler.MaxAnisotropy > 1.0) {
          minFilt = FILTER_ANISOTROPIC;
          magFilt = FILTER_ANISOTROPIC;
-         if (tObj->MaxAnisotropy > 2.0)
+         if (tObj->Sampler.MaxAnisotropy > 2.0)
             aniso = SS2_MAX_ANISO_4;
          else
             aniso = SS2_MAX_ANISO_2;
       }
       else {
-         switch (tObj->MagFilter) {
+         switch (tObj->Sampler.MagFilter) {
          case GL_NEAREST:
             magFilt = FILTER_NEAREST;
             break;
@@ -242,7 +242,7 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
          }
       }
 
-      lodbias = (int) ((tUnit->LodBias + tObj->LodBias) * 16.0);
+      lodbias = (int) ((tUnit->LodBias + tObj->Sampler.LodBias) * 16.0);
       if (lodbias < -256)
           lodbias = -256;
       if (lodbias > 255)
@@ -258,14 +258,14 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
 
       /* Shadow:
        */
-      if (tObj->CompareMode == GL_COMPARE_R_TO_TEXTURE_ARB &&
+      if (tObj->Sampler.CompareMode == GL_COMPARE_R_TO_TEXTURE_ARB &&
           tObj->Target != GL_TEXTURE_3D) {
          if (tObj->Target == GL_TEXTURE_1D) 
             return GL_FALSE;
 
          state[I915_TEXREG_SS2] |=
             (SS2_SHADOW_ENABLE |
-             intel_translate_shadow_compare_func(tObj->CompareFunc));
+             intel_translate_shadow_compare_func(tObj->Sampler.CompareFunc));
 
          minFilt = FILTER_4X4_FLAT;
          magFilt = FILTER_4X4_FLAT;
@@ -278,9 +278,9 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
    }
 
    {
-      GLenum ws = tObj->WrapS;
-      GLenum wt = tObj->WrapT;
-      GLenum wr = tObj->WrapR;
+      GLenum ws = tObj->Sampler.WrapS;
+      GLenum wt = tObj->Sampler.WrapT;
+      GLenum wr = tObj->Sampler.WrapR;
       float minlod;
 
       /* We program 1D textures as 2D textures, so the 2D texcoord could
@@ -298,8 +298,8 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
        * clamp_to_border.
        */
       if (tObj->Target == GL_TEXTURE_3D &&
-          (tObj->MinFilter != GL_NEAREST ||
-           tObj->MagFilter != GL_NEAREST) &&
+          (tObj->Sampler.MinFilter != GL_NEAREST ||
+           tObj->Sampler.MagFilter != GL_NEAREST) &&
           (ws == GL_CLAMP ||
            wt == GL_CLAMP ||
            wr == GL_CLAMP ||
@@ -322,7 +322,7 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
           (translate_wrap_mode(wt) << SS3_TCY_ADDR_MODE_SHIFT) |
           (translate_wrap_mode(wr) << SS3_TCZ_ADDR_MODE_SHIFT));
 
-      minlod = MIN2(tObj->MinLod, tObj->_MaxLevel - tObj->BaseLevel);
+      minlod = MIN2(tObj->Sampler.MinLod, tObj->_MaxLevel - tObj->BaseLevel);
       state[I915_TEXREG_SS3] |= (unit << SS3_TEXTUREMAP_INDEX_SHIFT);
       state[I915_TEXREG_SS3] |= (U_FIXED(CLAMP(minlod, 0.0, 11.0), 4) <<
 				 SS3_MIN_LOD_SHIFT);
@@ -330,10 +330,10 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
    }
 
    /* convert border color from float to ubyte */
-   CLAMPED_FLOAT_TO_UBYTE(border[0], tObj->BorderColor.f[0]);
-   CLAMPED_FLOAT_TO_UBYTE(border[1], tObj->BorderColor.f[1]);
-   CLAMPED_FLOAT_TO_UBYTE(border[2], tObj->BorderColor.f[2]);
-   CLAMPED_FLOAT_TO_UBYTE(border[3], tObj->BorderColor.f[3]);
+   CLAMPED_FLOAT_TO_UBYTE(border[0], tObj->Sampler.BorderColor.f[0]);
+   CLAMPED_FLOAT_TO_UBYTE(border[1], tObj->Sampler.BorderColor.f[1]);
+   CLAMPED_FLOAT_TO_UBYTE(border[2], tObj->Sampler.BorderColor.f[2]);
+   CLAMPED_FLOAT_TO_UBYTE(border[3], tObj->Sampler.BorderColor.f[3]);
 
    if (firstImage->_BaseFormat == GL_DEPTH_COMPONENT) {
       /* GL specs that border color for depth textures is taken from the
diff --git a/src/mesa/drivers/dri/i965/brw_draw.c b/src/mesa/drivers/dri/i965/brw_draw.c
index f5abe021c43..63ae28f8575 100644
--- a/src/mesa/drivers/dri/i965/brw_draw.c
+++ b/src/mesa/drivers/dri/i965/brw_draw.c
@@ -271,20 +271,20 @@ static GLboolean check_fallbacks( struct brw_context *brw,
          struct gl_texture_unit *texUnit = &ctx->Texture.Unit[u];
          if (texUnit->Enabled) {
             if (texUnit->Enabled & TEXTURE_1D_BIT) {
-               if (texUnit->CurrentTex[TEXTURE_1D_INDEX]->WrapS == GL_CLAMP) {
+               if (texUnit->CurrentTex[TEXTURE_1D_INDEX]->Sampler.WrapS == GL_CLAMP) {
                    return GL_TRUE;
                }
             }
             if (texUnit->Enabled & TEXTURE_2D_BIT) {
-               if (texUnit->CurrentTex[TEXTURE_2D_INDEX]->WrapS == GL_CLAMP ||
-                   texUnit->CurrentTex[TEXTURE_2D_INDEX]->WrapT == GL_CLAMP) {
+               if (texUnit->CurrentTex[TEXTURE_2D_INDEX]->Sampler.WrapS == GL_CLAMP ||
+                   texUnit->CurrentTex[TEXTURE_2D_INDEX]->Sampler.WrapT == GL_CLAMP) {
                    return GL_TRUE;
                }
             }
             if (texUnit->Enabled & TEXTURE_3D_BIT) {
-               if (texUnit->CurrentTex[TEXTURE_3D_INDEX]->WrapS == GL_CLAMP ||
-                   texUnit->CurrentTex[TEXTURE_3D_INDEX]->WrapT == GL_CLAMP ||
-                   texUnit->CurrentTex[TEXTURE_3D_INDEX]->WrapR == GL_CLAMP) {
+               if (texUnit->CurrentTex[TEXTURE_3D_INDEX]->Sampler.WrapS == GL_CLAMP ||
+                   texUnit->CurrentTex[TEXTURE_3D_INDEX]->Sampler.WrapT == GL_CLAMP ||
+                   texUnit->CurrentTex[TEXTURE_3D_INDEX]->Sampler.WrapR == GL_CLAMP) {
                    return GL_TRUE;
                }
             }
diff --git a/src/mesa/drivers/dri/i965/brw_wm.c b/src/mesa/drivers/dri/i965/brw_wm.c
index ca51d1599a4..2dd28fd1c58 100644
--- a/src/mesa/drivers/dri/i965/brw_wm.c
+++ b/src/mesa/drivers/dri/i965/brw_wm.c
@@ -370,14 +370,14 @@ static void brw_wm_populate_key( struct brw_context *brw,
 	  * well and our shadow compares always return the result in
 	  * all 4 channels.
 	  */
-	 if (t->CompareMode == GL_COMPARE_R_TO_TEXTURE_ARB) {
-	    if (t->DepthMode == GL_ALPHA) {
+	 if (t->Sampler.CompareMode == GL_COMPARE_R_TO_TEXTURE_ARB) {
+	    if (t->Sampler.DepthMode == GL_ALPHA) {
 	       swizzles[0] = SWIZZLE_ZERO;
 	       swizzles[1] = SWIZZLE_ZERO;
 	       swizzles[2] = SWIZZLE_ZERO;
-	    } else if (t->DepthMode == GL_LUMINANCE) {
+	    } else if (t->Sampler.DepthMode == GL_LUMINANCE) {
 	       swizzles[3] = SWIZZLE_ONE;
-	    } else if (t->DepthMode == GL_RED) {
+	    } else if (t->Sampler.DepthMode == GL_RED) {
 	       /* See table 3.23 of the GL 3.0 spec. */
 	       swizzles[1] = SWIZZLE_ZERO;
 	       swizzles[2] = SWIZZLE_ZERO;
diff --git a/src/mesa/drivers/dri/i965/brw_wm_sampler_state.c b/src/mesa/drivers/dri/i965/brw_wm_sampler_state.c
index 30672b4251b..cfc30d8613f 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_sampler_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_sampler_state.c
@@ -288,26 +288,26 @@ brw_wm_sampler_populate_key(struct brw_context *brw,
 	 entry->seamless_cube_map = (texObj->Target == GL_TEXTURE_CUBE_MAP)
 	    ? ctx->Texture.CubeMapSeamless : GL_FALSE;
 
-	 entry->wrap_r = texObj->WrapR;
-	 entry->wrap_s = texObj->WrapS;
-	 entry->wrap_t = texObj->WrapT;
-
-	 entry->maxlod = texObj->MaxLod;
-	 entry->minlod = texObj->MinLod;
-	 entry->lod_bias = texUnit->LodBias + texObj->LodBias;
-	 entry->max_aniso = texObj->MaxAnisotropy;
-	 entry->minfilter = texObj->MinFilter;
-	 entry->magfilter = texObj->MagFilter;
-	 entry->comparemode = texObj->CompareMode;
-         entry->comparefunc = texObj->CompareFunc;
+	 entry->wrap_r = texObj->Sampler.WrapR;
+	 entry->wrap_s = texObj->Sampler.WrapS;
+	 entry->wrap_t = texObj->Sampler.WrapT;
+
+	 entry->maxlod = texObj->Sampler.MaxLod;
+	 entry->minlod = texObj->Sampler.MinLod;
+	 entry->lod_bias = texUnit->LodBias + texObj->Sampler.LodBias;
+	 entry->max_aniso = texObj->Sampler.MaxAnisotropy;
+	 entry->minfilter = texObj->Sampler.MinFilter;
+	 entry->magfilter = texObj->Sampler.MagFilter;
+	 entry->comparemode = texObj->Sampler.CompareMode;
+         entry->comparefunc = texObj->Sampler.CompareFunc;
 
 	 drm_intel_bo_unreference(brw->wm.sdc_bo[unit]);
 	 if (firstImage->_BaseFormat == GL_DEPTH_COMPONENT) {
 	    float bordercolor[4] = {
-	       texObj->BorderColor.f[0],
-	       texObj->BorderColor.f[0],
-	       texObj->BorderColor.f[0],
-	       texObj->BorderColor.f[0]
+	       texObj->Sampler.BorderColor.f[0],
+	       texObj->Sampler.BorderColor.f[0],
+	       texObj->Sampler.BorderColor.f[0],
+	       texObj->Sampler.BorderColor.f[0]
 	    };
 	    /* GL specs that border color for depth textures is taken from the
 	     * R channel, while the hardware uses A.  Spam R into all the
@@ -316,7 +316,7 @@ brw_wm_sampler_populate_key(struct brw_context *brw,
 	    brw->wm.sdc_bo[unit] = upload_default_color(brw, bordercolor);
 	 } else {
 	    brw->wm.sdc_bo[unit] = upload_default_color(brw,
-							texObj->BorderColor.f);
+							texObj->Sampler.BorderColor.f);
 	 }
 	 key->sampler_count = unit + 1;
       }
diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
index aeda4d5ce4e..5a478a76e5c 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
@@ -201,8 +201,9 @@ brw_update_texture_surface( struct gl_context *ctx, GLuint unit )
    surf->ss0.mipmap_layout_mode = BRW_SURFACE_MIPMAPLAYOUT_BELOW;
    surf->ss0.surface_type = translate_tex_target(tObj->Target);
    surf->ss0.surface_format = translate_tex_format(firstImage->TexFormat,
-						  firstImage->InternalFormat,
-						  tObj->DepthMode, tObj->sRGBDecode);
+                                                   firstImage->InternalFormat,
+                                                   tObj->Sampler.DepthMode,
+                                                   tObj->Sampler.sRGBDecode);
 
    /* This is ok for all textures with channel width 8bit or less:
     */
diff --git a/src/mesa/drivers/dri/intel/intel_tex_image.c b/src/mesa/drivers/dri/intel/intel_tex_image.c
index b3a2b1b0c85..775fd1008f9 100644
--- a/src/mesa/drivers/dri/intel/intel_tex_image.c
+++ b/src/mesa/drivers/dri/intel/intel_tex_image.c
@@ -112,8 +112,8 @@ intel_miptree_create_for_teximage(struct intel_context *intel,
        * resizable buffers, or require that buffers implement lazy
        * pagetable arrangements.
        */
-      if ((intelObj->base.MinFilter == GL_NEAREST ||
-	   intelObj->base.MinFilter == GL_LINEAR) &&
+      if ((intelObj->base.Sampler.MinFilter == GL_NEAREST ||
+	   intelObj->base.Sampler.MinFilter == GL_LINEAR) &&
 	  intelImage->level == firstLevel &&
 	  (intel->gen < 4 || firstLevel == 0)) {
 	 lastLevel = firstLevel;
diff --git a/src/mesa/drivers/dri/intel/intel_tex_validate.c b/src/mesa/drivers/dri/intel/intel_tex_validate.c
index a11b07ed09d..5e705c93619 100644
--- a/src/mesa/drivers/dri/intel/intel_tex_validate.c
+++ b/src/mesa/drivers/dri/intel/intel_tex_validate.c
@@ -18,7 +18,7 @@ intel_update_max_level(struct intel_context *intel,
 {
    struct gl_texture_object *tObj = &intelObj->base;
 
-   if (tObj->MinFilter == GL_NEAREST || tObj->MinFilter == GL_LINEAR) {
+   if (tObj->Sampler.MinFilter == GL_NEAREST || tObj->Sampler.MinFilter == GL_LINEAR) {
       intelObj->_MaxLevel = tObj->BaseLevel;
    } else {
       intelObj->_MaxLevel = tObj->_MaxLevel;
diff --git a/src/mesa/drivers/dri/mach64/mach64_tex.c b/src/mesa/drivers/dri/mach64/mach64_tex.c
index 68d273a3e75..8e10b314b64 100644
--- a/src/mesa/drivers/dri/mach64/mach64_tex.c
+++ b/src/mesa/drivers/dri/mach64/mach64_tex.c
@@ -123,9 +123,9 @@ mach64AllocTexObj( struct gl_texture_object *texObj )
 
    make_empty_list( (driTextureObject *) t );
 
-   mach64SetTexWrap( t, texObj->WrapS, texObj->WrapT );
-   mach64SetTexFilter( t, texObj->MinFilter, texObj->MagFilter );
-   mach64SetTexBorderColor( t, texObj->BorderColor.f );
+   mach64SetTexWrap( t, texObj->Sampler.WrapS, texObj->Sampler.WrapT );
+   mach64SetTexFilter( t, texObj->Sampler.MinFilter, texObj->Sampler.MagFilter );
+   mach64SetTexBorderColor( t, texObj->Sampler.BorderColor.f );
 
    return t;
 }
@@ -454,18 +454,18 @@ static void mach64DDTexParameter( struct gl_context *ctx, GLenum target,
    case GL_TEXTURE_MIN_FILTER:
    case GL_TEXTURE_MAG_FILTER:
       if ( t->base.bound ) FLUSH_BATCH( mmesa );
-      mach64SetTexFilter( t, tObj->MinFilter, tObj->MagFilter );
+      mach64SetTexFilter( t, tObj->Sampler.MinFilter, tObj->Sampler.MagFilter );
       break;
 
    case GL_TEXTURE_WRAP_S:
    case GL_TEXTURE_WRAP_T:
       if ( t->base.bound ) FLUSH_BATCH( mmesa );
-      mach64SetTexWrap( t, tObj->WrapS, tObj->WrapT );
+      mach64SetTexWrap( t, tObj->Sampler.WrapS, tObj->Sampler.WrapT );
       break;
 
    case GL_TEXTURE_BORDER_COLOR:
       if ( t->base.bound ) FLUSH_BATCH( mmesa );
-      mach64SetTexBorderColor( t, tObj->BorderColor.f );
+      mach64SetTexBorderColor( t, tObj->Sampler.BorderColor.f );
       break;
 
    case GL_TEXTURE_BASE_LEVEL:
diff --git a/src/mesa/drivers/dri/mga/mgatex.c b/src/mesa/drivers/dri/mga/mgatex.c
index 11ab9b6117d..ebbfec36556 100644
--- a/src/mesa/drivers/dri/mga/mgatex.c
+++ b/src/mesa/drivers/dri/mga/mgatex.c
@@ -327,9 +327,9 @@ mgaAllocTexObj( struct gl_texture_object *tObj )
 
       make_empty_list( & t->base );
 
-      mgaSetTexWrapping( t, tObj->WrapS, tObj->WrapT );
-      mgaSetTexFilter( t, tObj->MinFilter, tObj->MagFilter );
-      mgaSetTexBorderColor( t, tObj->BorderColor.f );
+      mgaSetTexWrapping( t, tObj->Sampler.WrapS, tObj->Sampler.WrapT );
+      mgaSetTexFilter( t, tObj->Sampler.MinFilter, tObj->Sampler.MagFilter );
+      mgaSetTexBorderColor( t, tObj->Sampler.BorderColor.f );
    }
 
    return( t );
@@ -447,18 +447,18 @@ mgaTexParameter( struct gl_context *ctx, GLenum target,
       /* FALLTHROUGH */
    case GL_TEXTURE_MAG_FILTER:
       FLUSH_BATCH(mmesa);
-      mgaSetTexFilter( t, tObj->MinFilter, tObj->MagFilter );
+      mgaSetTexFilter( t, tObj->Sampler.MinFilter, tObj->Sampler.MagFilter );
       break;
 
    case GL_TEXTURE_WRAP_S:
    case GL_TEXTURE_WRAP_T:
       FLUSH_BATCH(mmesa);
-      mgaSetTexWrapping(t,tObj->WrapS,tObj->WrapT);
+      mgaSetTexWrapping(t,tObj->Sampler.WrapS,tObj->Sampler.WrapT);
       break;
 
    case GL_TEXTURE_BORDER_COLOR:
       FLUSH_BATCH(mmesa);
-      mgaSetTexBorderColor(t, tObj->BorderColor.f);
+      mgaSetTexBorderColor(t, tObj->Sampler.BorderColor.f);
       break;
 
    case GL_TEXTURE_BASE_LEVEL:
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_texture.c b/src/mesa/drivers/dri/nouveau/nouveau_texture.c
index 1a1e10e0b3a..36e68c99181 100644
--- a/src/mesa/drivers/dri/nouveau/nouveau_texture.c
+++ b/src/mesa/drivers/dri/nouveau/nouveau_texture.c
@@ -270,8 +270,8 @@ get_last_level(struct gl_texture_object *t)
 {
 	struct gl_texture_image *base = t->Image[0][t->BaseLevel];
 
-	if (t->MinFilter == GL_NEAREST ||
-	    t->MinFilter == GL_LINEAR || !base)
+	if (t->Sampler.MinFilter == GL_NEAREST ||
+	    t->Sampler.MinFilter == GL_LINEAR || !base)
 		return t->BaseLevel;
 	else
 		return MIN2(t->BaseLevel + base->MaxLog2, t->MaxLevel);
diff --git a/src/mesa/drivers/dri/nouveau/nv04_state_tex.c b/src/mesa/drivers/dri/nouveau/nv04_state_tex.c
index 5ed8b147559..6c96e580013 100644
--- a/src/mesa/drivers/dri/nouveau/nv04_state_tex.c
+++ b/src/mesa/drivers/dri/nouveau/nv04_state_tex.c
@@ -80,8 +80,8 @@ nv04_emit_tex_obj(struct gl_context *ctx, int emit)
 
 		s = &to_nouveau_texture(t)->surfaces[t->BaseLevel];
 
-		if (t->MinFilter != GL_NEAREST &&
-		    t->MinFilter != GL_LINEAR) {
+		if (t->Sampler.MinFilter != GL_NEAREST &&
+		    t->Sampler.MinFilter != GL_LINEAR) {
 			lod_max = CLAMP(MIN2(t->MaxLod, t->_MaxLambda),
 					0, 15) + 1;
 
@@ -89,17 +89,17 @@ nv04_emit_tex_obj(struct gl_context *ctx, int emit)
 					 t->LodBias, -16, 15) * 8;
 		}
 
-		format |= nvgl_wrap_mode(t->WrapT) << 28 |
-			nvgl_wrap_mode(t->WrapS) << 24 |
+		format |= nvgl_wrap_mode(t->Sampler.WrapT) << 28 |
+			nvgl_wrap_mode(t->Sampler.WrapS) << 24 |
 			ti->HeightLog2 << 20 |
 			ti->WidthLog2 << 16 |
 			lod_max << 12 |
 			get_tex_format(ti);
 
 		filter |= log2i(t->MaxAnisotropy) << 31 |
-			nvgl_filter_mode(t->MagFilter) << 28 |
+			nvgl_filter_mode(t->Sampler.MagFilter) << 28 |
 			log2i(t->MaxAnisotropy) << 27 |
-			nvgl_filter_mode(t->MinFilter) << 24 |
+			nvgl_filter_mode(t->Sampler.MinFilter) << 24 |
 			(lod_bias & 0xff) << 16;
 
 	} else {
diff --git a/src/mesa/drivers/dri/nouveau/nv10_state_tex.c b/src/mesa/drivers/dri/nouveau/nv10_state_tex.c
index fda67b15073..1d98b1970ef 100644
--- a/src/mesa/drivers/dri/nouveau/nv10_state_tex.c
+++ b/src/mesa/drivers/dri/nouveau/nv10_state_tex.c
@@ -173,14 +173,14 @@ nv10_emit_tex_obj(struct gl_context *ctx, int emit)
 		return;
 
 	/* Recompute the texturing registers. */
-	tx_format = nvgl_wrap_mode(t->WrapT) << 28
-		| nvgl_wrap_mode(t->WrapS) << 24
+	tx_format = nvgl_wrap_mode(t->Sampler.WrapT) << 28
+		| nvgl_wrap_mode(t->Sampler.WrapS) << 24
 		| ti->HeightLog2 << 20
 		| ti->WidthLog2 << 16
 		| 5 << 4 | 1 << 12;
 
-	tx_filter = nvgl_filter_mode(t->MagFilter) << 28
-		| nvgl_filter_mode(t->MinFilter) << 24;
+	tx_filter = nvgl_filter_mode(t->Sampler.MagFilter) << 28
+		| nvgl_filter_mode(t->Sampler.MinFilter) << 24;
 
 	tx_enable = NV10_3D_TEX_ENABLE_ENABLE
 		| log2i(t->MaxAnisotropy) << 4;
@@ -196,8 +196,8 @@ nv10_emit_tex_obj(struct gl_context *ctx, int emit)
 		tx_format |= get_tex_format_pot(ti);
 	}
 
-	if (t->MinFilter != GL_NEAREST &&
-	    t->MinFilter != GL_LINEAR) {
+	if (t->Sampler.MinFilter != GL_NEAREST &&
+	    t->Sampler.MinFilter != GL_LINEAR) {
 		int lod_min = t->MinLod;
 		int lod_max = MIN2(t->MaxLod, t->_MaxLambda);
 		int lod_bias = t->LodBias
diff --git a/src/mesa/drivers/dri/nouveau/nv20_state_tex.c b/src/mesa/drivers/dri/nouveau/nv20_state_tex.c
index c362aca0fdb..fdbfdf42595 100644
--- a/src/mesa/drivers/dri/nouveau/nv20_state_tex.c
+++ b/src/mesa/drivers/dri/nouveau/nv20_state_tex.c
@@ -186,12 +186,12 @@ nv20_emit_tex_obj(struct gl_context *ctx, int emit)
 		| NV20_3D_TEX_FORMAT_NO_BORDER
 		| 1 << 16;
 
-	tx_wrap = nvgl_wrap_mode(t->WrapR) << 16
-		| nvgl_wrap_mode(t->WrapT) << 8
-		| nvgl_wrap_mode(t->WrapS) << 0;
+	tx_wrap = nvgl_wrap_mode(t->Sampler.WrapR) << 16
+		| nvgl_wrap_mode(t->Sampler.WrapT) << 8
+		| nvgl_wrap_mode(t->Sampler.WrapS) << 0;
 
-	tx_filter = nvgl_filter_mode(t->MagFilter) << 24
-		| nvgl_filter_mode(t->MinFilter) << 16
+	tx_filter = nvgl_filter_mode(t->Sampler.MagFilter) << 24
+		| nvgl_filter_mode(t->Sampler.MinFilter) << 16
 		| 2 << 12;
 
 	tx_enable = NV20_3D_TEX_ENABLE_ENABLE
@@ -208,8 +208,8 @@ nv20_emit_tex_obj(struct gl_context *ctx, int emit)
 		tx_format |= get_tex_format_pot(ti);
 	}
 
-	if (t->MinFilter != GL_NEAREST &&
-	    t->MinFilter != GL_LINEAR) {
+	if (t->Sampler.MinFilter != GL_NEAREST &&
+	    t->Sampler.MinFilter != GL_LINEAR) {
 		int lod_min = t->MinLod;
 		int lod_max = MIN2(t->MaxLod, t->_MaxLambda);
 		int lod_bias = t->LodBias
diff --git a/src/mesa/drivers/dri/r128/r128_tex.c b/src/mesa/drivers/dri/r128/r128_tex.c
index ba3305e076e..a3f6ce8edeb 100644
--- a/src/mesa/drivers/dri/r128/r128_tex.c
+++ b/src/mesa/drivers/dri/r128/r128_tex.c
@@ -162,9 +162,9 @@ static r128TexObjPtr r128AllocTexObj( struct gl_texture_object *texObj )
   
       make_empty_list( (driTextureObject *) t );
 
-      r128SetTexWrap( t, texObj->WrapS, texObj->WrapT );
-      r128SetTexFilter( t, texObj->MinFilter, texObj->MagFilter );
-      r128SetTexBorderColor( t, texObj->BorderColor.f );
+      r128SetTexWrap( t, texObj->Sampler.WrapS, texObj->Sampler.WrapT );
+      r128SetTexFilter( t, texObj->Sampler.MinFilter, texObj->Sampler.MagFilter );
+      r128SetTexBorderColor( t, texObj->Sampler.BorderColor.f );
    }
 
    return t;
@@ -519,18 +519,18 @@ static void r128TexParameter( struct gl_context *ctx, GLenum target,
    case GL_TEXTURE_MIN_FILTER:
    case GL_TEXTURE_MAG_FILTER:
       if ( t->base.bound ) FLUSH_BATCH( rmesa );
-      r128SetTexFilter( t, tObj->MinFilter, tObj->MagFilter );
+      r128SetTexFilter( t, tObj->Sampler.MinFilter, tObj->Sampler.MagFilter );
       break;
 
    case GL_TEXTURE_WRAP_S:
    case GL_TEXTURE_WRAP_T:
       if ( t->base.bound ) FLUSH_BATCH( rmesa );
-      r128SetTexWrap( t, tObj->WrapS, tObj->WrapT );
+      r128SetTexWrap( t, tObj->Sampler.WrapS, tObj->Sampler.WrapT );
       break;
 
    case GL_TEXTURE_BORDER_COLOR:
       if ( t->base.bound ) FLUSH_BATCH( rmesa );
-      r128SetTexBorderColor( t, tObj->BorderColor.f );
+      r128SetTexBorderColor( t, tObj->Sampler.BorderColor.f );
       break;
 
    case GL_TEXTURE_BASE_LEVEL:
diff --git a/src/mesa/drivers/dri/r200/r200_tex.c b/src/mesa/drivers/dri/r200/r200_tex.c
index 092b7575831..d42e8f12041 100644
--- a/src/mesa/drivers/dri/r200/r200_tex.c
+++ b/src/mesa/drivers/dri/r200/r200_tex.c
@@ -383,18 +383,18 @@ static void r200TexParameter( struct gl_context *ctx, GLenum target,
    case GL_TEXTURE_MIN_FILTER:
    case GL_TEXTURE_MAG_FILTER:
    case GL_TEXTURE_MAX_ANISOTROPY_EXT:
-      r200SetTexMaxAnisotropy( t, texObj->MaxAnisotropy );
-      r200SetTexFilter( t, texObj->MinFilter, texObj->MagFilter );
+      r200SetTexMaxAnisotropy( t, texObj->Sampler.MaxAnisotropy );
+      r200SetTexFilter( t, texObj->Sampler.MinFilter, texObj->Sampler.MagFilter );
       break;
 
    case GL_TEXTURE_WRAP_S:
    case GL_TEXTURE_WRAP_T:
    case GL_TEXTURE_WRAP_R:
-      r200SetTexWrap( t, texObj->WrapS, texObj->WrapT, texObj->WrapR );
+      r200SetTexWrap( t, texObj->Sampler.WrapS, texObj->Sampler.WrapT, texObj->Sampler.WrapR );
       break;
 
    case GL_TEXTURE_BORDER_COLOR:
-      r200SetTexBorderColor( t, texObj->BorderColor.f );
+      r200SetTexBorderColor( t, texObj->Sampler.BorderColor.f );
       break;
 
    case GL_TEXTURE_BASE_LEVEL:
@@ -479,13 +479,13 @@ static struct gl_texture_object *r200NewTextureObject(struct gl_context * ctx,
 	   _mesa_lookup_enum_by_nr(target), t);
 
    _mesa_initialize_texture_object(&t->base, name, target);
-   t->base.MaxAnisotropy = rmesa->radeon.initialMaxAnisotropy;
+   t->base.Sampler.MaxAnisotropy = rmesa->radeon.initialMaxAnisotropy;
 
    /* Initialize hardware state */
-   r200SetTexWrap( t, t->base.WrapS, t->base.WrapT, t->base.WrapR );
-   r200SetTexMaxAnisotropy( t, t->base.MaxAnisotropy );
-   r200SetTexFilter(t, t->base.MinFilter, t->base.MagFilter);
-   r200SetTexBorderColor(t, t->base.BorderColor.f);
+   r200SetTexWrap( t, t->base.Sampler.WrapS, t->base.Sampler.WrapT, t->base.Sampler.WrapR );
+   r200SetTexMaxAnisotropy( t, t->base.Sampler.MaxAnisotropy );
+   r200SetTexFilter(t, t->base.Sampler.MinFilter, t->base.Sampler.MagFilter);
+   r200SetTexBorderColor(t, t->base.Sampler.BorderColor.f);
 
    return &t->base;
 }
diff --git a/src/mesa/drivers/dri/r300/r300_fragprog_common.c b/src/mesa/drivers/dri/r300/r300_fragprog_common.c
index 50cf8d6f9db..f0d960dca54 100644
--- a/src/mesa/drivers/dri/r300/r300_fragprog_common.c
+++ b/src/mesa/drivers/dri/r300/r300_fragprog_common.c
@@ -77,8 +77,8 @@ static void build_state(
 		if (fp->Base.ShadowSamplers & (1 << unit)) {
 			struct gl_texture_object* tex = r300->radeon.glCtx->Texture.Unit[unit]._Current;
 
-			state->unit[unit].texture_swizzle = build_dts(tex->DepthMode);
-			state->unit[unit].texture_compare_func = build_func(tex->CompareFunc);
+			state->unit[unit].texture_swizzle = build_dts(tex->Sampler.DepthMode);
+			state->unit[unit].texture_compare_func = build_func(tex->Sampler.CompareFunc);
 		}
 	}
 }
diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c
index 51989c6b224..da6c8b602e1 100644
--- a/src/mesa/drivers/dri/r300/r300_state.c
+++ b/src/mesa/drivers/dri/r300/r300_state.c
@@ -1343,7 +1343,7 @@ static void r300SetupTextures(struct gl_context * ctx)
 			 */
 			r300->hw.tex.filter_1.cmd[R300_TEX_VALUE_0 + hw_tmu] =
 				t->pp_txfilter_1 |
-				translate_lod_bias(ctx->Texture.Unit[i].LodBias + t->base.LodBias);
+				translate_lod_bias(ctx->Texture.Unit[i].LodBias + t->base.Sampler.LodBias);
 			r300->hw.tex.size.cmd[R300_TEX_VALUE_0 + hw_tmu] =
 			    t->pp_txsize;
 			r300->hw.tex.format.cmd[R300_TEX_VALUE_0 +
@@ -2014,7 +2014,7 @@ static const GLfloat *get_fragmentprogram_constant(struct gl_context *ctx, GLuin
 				buffer[0] =
 				buffer[1] =
 				buffer[2] =
-				buffer[3] = texObj->CompareFailValue;
+				buffer[3] = texObj->Sampler.CompareFailValue;
 			}
 			return buffer;
 		}
diff --git a/src/mesa/drivers/dri/r300/r300_tex.c b/src/mesa/drivers/dri/r300/r300_tex.c
index f930b4d06bf..590d9afe14a 100644
--- a/src/mesa/drivers/dri/r300/r300_tex.c
+++ b/src/mesa/drivers/dri/r300/r300_tex.c
@@ -81,13 +81,13 @@ static void r300UpdateTexWrap(radeonTexObjPtr t)
 	t->pp_txfilter &=
 	    ~(R300_TX_WRAP_S_MASK | R300_TX_WRAP_T_MASK | R300_TX_WRAP_R_MASK);
 
-	t->pp_txfilter |= translate_wrap_mode(tObj->WrapS) << R300_TX_WRAP_S_SHIFT;
+	t->pp_txfilter |= translate_wrap_mode(tObj->Sampler.WrapS) << R300_TX_WRAP_S_SHIFT;
 
 	if (tObj->Target != GL_TEXTURE_1D) {
-		t->pp_txfilter |= translate_wrap_mode(tObj->WrapT) << R300_TX_WRAP_T_SHIFT;
+		t->pp_txfilter |= translate_wrap_mode(tObj->Sampler.WrapT) << R300_TX_WRAP_T_SHIFT;
 
 		if (tObj->Target == GL_TEXTURE_3D)
-			t->pp_txfilter |= translate_wrap_mode(tObj->WrapR) << R300_TX_WRAP_R_SHIFT;
+			t->pp_txfilter |= translate_wrap_mode(tObj->Sampler.WrapR) << R300_TX_WRAP_R_SHIFT;
 	}
 }
 
@@ -202,7 +202,7 @@ static void r300TexParameter(struct gl_context * ctx, GLenum target,
 	case GL_TEXTURE_MIN_FILTER:
 	case GL_TEXTURE_MAG_FILTER:
 	case GL_TEXTURE_MAX_ANISOTROPY_EXT:
-		r300SetTexFilter(t, texObj->MinFilter, texObj->MagFilter, texObj->MaxAnisotropy);
+		r300SetTexFilter(t, texObj->Sampler.MinFilter, texObj->Sampler.MagFilter, texObj->Sampler.MaxAnisotropy);
 		break;
 
 	case GL_TEXTURE_WRAP_S:
@@ -212,7 +212,7 @@ static void r300TexParameter(struct gl_context * ctx, GLenum target,
 		break;
 
 	case GL_TEXTURE_BORDER_COLOR:
-		r300SetTexBorderColor(t, texObj->BorderColor.f);
+		r300SetTexBorderColor(t, texObj->Sampler.BorderColor.f);
 		break;
 
 	case GL_TEXTURE_BASE_LEVEL:
@@ -299,12 +299,14 @@ static struct gl_texture_object *r300NewTextureObject(struct gl_context * ctx,
 	}
 
 	_mesa_initialize_texture_object(&t->base, name, target);
-	t->base.MaxAnisotropy = rmesa->radeon.initialMaxAnisotropy;
+	t->base.Sampler.MaxAnisotropy = rmesa->radeon.initialMaxAnisotropy;
 
 	/* Initialize hardware state */
 	r300UpdateTexWrap(t);
-	r300SetTexFilter(t, t->base.MinFilter, t->base.MagFilter, t->base.MaxAnisotropy);
-	r300SetTexBorderColor(t, t->base.BorderColor.f);
+	r300SetTexFilter(t, t->base.Sampler.MinFilter,
+                         t->base.Sampler.MagFilter,
+                         t->base.Sampler.MaxAnisotropy);
+	r300SetTexBorderColor(t, t->base.Sampler.BorderColor.f);
 
 	return &t->base;
 }
diff --git a/src/mesa/drivers/dri/r300/r300_texstate.c b/src/mesa/drivers/dri/r300/r300_texstate.c
index ed9955b05d8..e24ad6f088d 100644
--- a/src/mesa/drivers/dri/r300/r300_texstate.c
+++ b/src/mesa/drivers/dri/r300/r300_texstate.c
@@ -216,7 +216,7 @@ void r300SetDepthTexMode(struct gl_texture_object *tObj)
 		return;
 	}
 
-	switch (tObj->DepthMode) {
+	switch (tObj->Sampler.DepthMode) {
 	case GL_LUMINANCE:
 		t->pp_txformat = format[0];
 		break;
diff --git a/src/mesa/drivers/dri/r600/evergreen_tex.c b/src/mesa/drivers/dri/r600/evergreen_tex.c
index 3b5448a0e4e..5fdb91a63d1 100644
--- a/src/mesa/drivers/dri/r600/evergreen_tex.c
+++ b/src/mesa/drivers/dri/r600/evergreen_tex.c
@@ -699,18 +699,18 @@ static void evergreenUpdateTexWrap(radeonTexObjPtr t)
 {
 	struct gl_texture_object *tObj = &t->base;
 
-    SETfield(t->SQ_TEX_SAMPLER0, evergreen_translate_wrap_mode(tObj->WrapS),
+    SETfield(t->SQ_TEX_SAMPLER0, evergreen_translate_wrap_mode(tObj->Sampler.WrapS),
              EG_SQ_TEX_SAMPLER_WORD0_0__CLAMP_X_shift, 
              EG_SQ_TEX_SAMPLER_WORD0_0__CLAMP_X_mask);
 
 	if (tObj->Target != GL_TEXTURE_1D) 
     {
-		SETfield(t->SQ_TEX_SAMPLER0, evergreen_translate_wrap_mode(tObj->WrapT),
+		SETfield(t->SQ_TEX_SAMPLER0, evergreen_translate_wrap_mode(tObj->Sampler.WrapT),
 			     EG_SQ_TEX_SAMPLER_WORD0_0__CLAMP_Y_shift, 
                  EG_SQ_TEX_SAMPLER_WORD0_0__CLAMP_Y_mask);
 
 		if (tObj->Target == GL_TEXTURE_3D)
-			SETfield(t->SQ_TEX_SAMPLER0, evergreen_translate_wrap_mode(tObj->WrapR),
+			SETfield(t->SQ_TEX_SAMPLER0, evergreen_translate_wrap_mode(tObj->Sampler.WrapR),
 				     EG_SQ_TEX_SAMPLER_WORD0_0__CLAMP_Z_shift, 
                      EG_SQ_TEX_SAMPLER_WORD0_0__CLAMP_Z_mask);
 	}
@@ -901,7 +901,7 @@ static void evergreenSetTexFilter(radeonTexObjPtr t, GLenum minf, GLenum magf, G
 	}
 }
 
-static void evergreenSetTexBorderColor(radeonTexObjPtr t, const GLfloat color[4])
+static void evergreenSetTexSampler.BorderColor(radeonTexObjPtr t, const GLfloat color[4])
 {
 	t->TD_PS_SAMPLER0_BORDER_ALPHA = *((uint32_t*)&(color[3]));
 	t->TD_PS_SAMPLER0_BORDER_RED = *((uint32_t*)&(color[2]));
@@ -1424,8 +1424,8 @@ static struct gl_texture_object *evergreenNewTextureObject(struct gl_context * c
     
 	evergreenSetTexDefaultState(t);
 	evergreenUpdateTexWrap(t);
-	evergreenSetTexFilter(t, t->base.MinFilter, t->base.MagFilter, t->base.MaxAnisotropy);
-	evergreenSetTexBorderColor(t, t->base.BorderColor.f);
+	evergreenSetTexFilter(t, t->base.Sampler.MinFilter, t->base.Sampler.MagFilter, t->base.MaxAnisotropy);
+	evergreenSetTexSampler.BorderColor(t, t->base.Sampler.BorderColor.f);
 
 	return &t->base;
 }
@@ -1475,7 +1475,7 @@ static void evergreenTexParameter(struct gl_context * ctx, GLenum target,
 	case GL_TEXTURE_MIN_FILTER:
 	case GL_TEXTURE_MAG_FILTER:
 	case GL_TEXTURE_MAX_ANISOTROPY_EXT:
-		evergreenSetTexFilter(t, texObj->MinFilter, texObj->MagFilter, texObj->MaxAnisotropy);
+		evergreenSetTexFilter(t, texObj->Sampler.MinFilter, texObj->Sampler.MagFilter, texObj->MaxAnisotropy);
 		break;
 
 	case GL_TEXTURE_WRAP_S:
@@ -1485,7 +1485,7 @@ static void evergreenTexParameter(struct gl_context * ctx, GLenum target,
 		break;
 
 	case GL_TEXTURE_BORDER_COLOR:
-		evergreenSetTexBorderColor(t, texObj->BorderColor.f);
+		evergreenSetTexSampler.BorderColor(t, texObj->Sampler.BorderColor.f);
 		break;
 
 	case GL_TEXTURE_BASE_LEVEL:
diff --git a/src/mesa/drivers/dri/r600/r600_tex.c b/src/mesa/drivers/dri/r600/r600_tex.c
index fe4f0e48661..07f6de7ad49 100644
--- a/src/mesa/drivers/dri/r600/r600_tex.c
+++ b/src/mesa/drivers/dri/r600/r600_tex.c
@@ -78,15 +78,15 @@ static void r600UpdateTexWrap(radeonTexObjPtr t)
 {
 	struct gl_texture_object *tObj = &t->base;
 
-        SETfield(t->SQ_TEX_SAMPLER0, translate_wrap_mode(tObj->WrapS),
+        SETfield(t->SQ_TEX_SAMPLER0, translate_wrap_mode(tObj->Sampler.WrapS),
                  SQ_TEX_SAMPLER_WORD0_0__CLAMP_X_shift, SQ_TEX_SAMPLER_WORD0_0__CLAMP_X_mask);
 
 	if (tObj->Target != GL_TEXTURE_1D) {
-		SETfield(t->SQ_TEX_SAMPLER0, translate_wrap_mode(tObj->WrapT),
+		SETfield(t->SQ_TEX_SAMPLER0, translate_wrap_mode(tObj->Sampler.WrapT),
 			 CLAMP_Y_shift, CLAMP_Y_mask);
 
 		if (tObj->Target == GL_TEXTURE_3D)
-			SETfield(t->SQ_TEX_SAMPLER0, translate_wrap_mode(tObj->WrapR),
+			SETfield(t->SQ_TEX_SAMPLER0, translate_wrap_mode(tObj->Sampler.WrapR),
 				 CLAMP_Z_shift, CLAMP_Z_mask);
 	}
 }
@@ -262,7 +262,7 @@ static void r600SetTexFilter(radeonTexObjPtr t, GLenum minf, GLenum magf, GLfloa
 	}
 }
 
-static void r600SetTexBorderColor(radeonTexObjPtr t, const GLfloat color[4])
+static void r600SetTexSampler.BorderColor(radeonTexObjPtr t, const GLfloat color[4])
 {
 	t->TD_PS_SAMPLER0_BORDER_ALPHA = *((uint32_t*)&(color[3]));
 	t->TD_PS_SAMPLER0_BORDER_BLUE = *((uint32_t*)&(color[2]));
@@ -292,7 +292,7 @@ static void r600TexParameter(struct gl_context * ctx, GLenum target,
 	case GL_TEXTURE_MIN_FILTER:
 	case GL_TEXTURE_MAG_FILTER:
 	case GL_TEXTURE_MAX_ANISOTROPY_EXT:
-		r600SetTexFilter(t, texObj->MinFilter, texObj->MagFilter, texObj->MaxAnisotropy);
+		r600SetTexFilter(t, texObj->Sampler.MinFilter, texObj->Sampler.MagFilter, texObj->MaxAnisotropy);
 		break;
 
 	case GL_TEXTURE_WRAP_S:
@@ -302,7 +302,7 @@ static void r600TexParameter(struct gl_context * ctx, GLenum target,
 		break;
 
 	case GL_TEXTURE_BORDER_COLOR:
-		r600SetTexBorderColor(t, texObj->BorderColor.f);
+		r600SetTexSampler.BorderColor(t, texObj->Sampler.BorderColor.f);
 		break;
 
 	case GL_TEXTURE_BASE_LEVEL:
@@ -387,8 +387,8 @@ static struct gl_texture_object *r600NewTextureObject(struct gl_context * ctx,
 	/* Initialize hardware state */
 	r600SetTexDefaultState(t);
 	r600UpdateTexWrap(t);
-	r600SetTexFilter(t, t->base.MinFilter, t->base.MagFilter, t->base.MaxAnisotropy);
-	r600SetTexBorderColor(t, t->base.BorderColor.f);
+	r600SetTexFilter(t, t->base.Sampler.MinFilter, t->base.Sampler.MagFilter, t->base.MaxAnisotropy);
+	r600SetTexSampler.BorderColor(t, t->base.Sampler.BorderColor.f);
 
 	return &t->base;
 }
diff --git a/src/mesa/drivers/dri/r600/r700_chip.c b/src/mesa/drivers/dri/r600/r700_chip.c
index 4ec2845ab44..ff456c67e2e 100644
--- a/src/mesa/drivers/dri/r600/r700_chip.c
+++ b/src/mesa/drivers/dri/r600/r700_chip.c
@@ -141,7 +141,7 @@ static void r700SendTexSamplerState(struct gl_context *ctx, struct radeon_state_
 	}
 }
 
-static void r700SendTexBorderColorState(struct gl_context *ctx, struct radeon_state_atom *atom)
+static void r700SendTexSampler.BorderColorState(struct gl_context *ctx, struct radeon_state_atom *atom)
 {
 	context_t         *context = R700_CONTEXT(ctx);
 	R700_CHIP_CONTEXT *r700 = (R700_CHIP_CONTEXT*)(&context->hw);
@@ -1640,7 +1640,7 @@ void r600InitAtoms(context_t *context)
     ALLOC_STATE(vtx, vtx, (VERT_ATTRIB_MAX * 18), r700SendVTXState);
     ALLOC_STATE(tx, tx, (R700_TEXTURE_NUMBERUNITS * 20), r700SendTexState);
     ALLOC_STATE(tx_smplr, tx, (R700_TEXTURE_NUMBERUNITS * 5), r700SendTexSamplerState);
-    ALLOC_STATE(tx_brdr_clr, tx, (R700_TEXTURE_NUMBERUNITS * 6), r700SendTexBorderColorState);
+    ALLOC_STATE(tx_brdr_clr, tx, (R700_TEXTURE_NUMBERUNITS * 6), r700SendTexSampler.BorderColorState);
     r600_init_query_stateobj(&context->radeon, 6 * 2);
 
     context->radeon.hw.is_dirty = GL_TRUE;
diff --git a/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c b/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c
index 1fadad2756b..03d9b264367 100644
--- a/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c
+++ b/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c
@@ -296,15 +296,15 @@ static void calculate_min_max_lod(struct gl_texture_object *tObj,
 	case GL_TEXTURE_2D:
 	case GL_TEXTURE_3D:
 	case GL_TEXTURE_CUBE_MAP:
-		if (tObj->MinFilter == GL_NEAREST || tObj->MinFilter == GL_LINEAR) {
+		if (tObj->Sampler.MinFilter == GL_NEAREST || tObj->Sampler.MinFilter == GL_LINEAR) {
 			/* GL_NEAREST and GL_LINEAR only care about GL_TEXTURE_BASE_LEVEL.
 			*/
 			minLod = maxLod = tObj->BaseLevel;
 		} else {
-			minLod = tObj->BaseLevel + (GLint)(tObj->MinLod);
+			minLod = tObj->BaseLevel + (GLint)(tObj->Sampler.MinLod);
 			minLod = MAX2(minLod, tObj->BaseLevel);
 			minLod = MIN2(minLod, tObj->MaxLevel);
-			maxLod = tObj->BaseLevel + (GLint)(tObj->MaxLod + 0.5);
+			maxLod = tObj->BaseLevel + (GLint)(tObj->Sampler.MaxLod + 0.5);
 			maxLod = MIN2(maxLod, tObj->MaxLevel);
 			maxLod = MIN2(maxLod, tObj->Image[0][minLod]->MaxLog2 + minLod);
 			maxLod = MAX2(maxLod, minLod); /* need at least one level */
diff --git a/src/mesa/drivers/dri/radeon/radeon_tex.c b/src/mesa/drivers/dri/radeon/radeon_tex.c
index 8a35c7d2d27..25a8ddf7b6a 100644
--- a/src/mesa/drivers/dri/radeon/radeon_tex.c
+++ b/src/mesa/drivers/dri/radeon/radeon_tex.c
@@ -330,17 +330,17 @@ static void radeonTexParameter( struct gl_context *ctx, GLenum target,
    case GL_TEXTURE_MIN_FILTER:
    case GL_TEXTURE_MAG_FILTER:
    case GL_TEXTURE_MAX_ANISOTROPY_EXT:
-      radeonSetTexMaxAnisotropy( t, texObj->MaxAnisotropy );
-      radeonSetTexFilter( t, texObj->MinFilter, texObj->MagFilter );
+      radeonSetTexMaxAnisotropy( t, texObj->Sampler.MaxAnisotropy );
+      radeonSetTexFilter( t, texObj->Sampler.MinFilter, texObj->Sampler.MagFilter );
       break;
 
    case GL_TEXTURE_WRAP_S:
    case GL_TEXTURE_WRAP_T:
-      radeonSetTexWrap( t, texObj->WrapS, texObj->WrapT );
+      radeonSetTexWrap( t, texObj->Sampler.WrapS, texObj->Sampler.WrapT );
       break;
 
    case GL_TEXTURE_BORDER_COLOR:
-      radeonSetTexBorderColor( t, texObj->BorderColor.f );
+      radeonSetTexBorderColor( t, texObj->Sampler.BorderColor.f );
       break;
 
    case GL_TEXTURE_BASE_LEVEL:
@@ -416,7 +416,7 @@ radeonNewTextureObject( struct gl_context *ctx, GLuint name, GLenum target )
    radeonTexObj* t = CALLOC_STRUCT(radeon_tex_obj);
 
    _mesa_initialize_texture_object(&t->base, name, target);
-   t->base.MaxAnisotropy = rmesa->radeon.initialMaxAnisotropy;
+   t->base.Sampler.MaxAnisotropy = rmesa->radeon.initialMaxAnisotropy;
 
    t->border_fallback = GL_FALSE;
 
@@ -424,10 +424,10 @@ radeonNewTextureObject( struct gl_context *ctx, GLuint name, GLenum target )
    t->pp_txformat = (RADEON_TXFORMAT_ENDIAN_NO_SWAP |
 		     RADEON_TXFORMAT_PERSPECTIVE_ENABLE);
    
-   radeonSetTexWrap( t, t->base.WrapS, t->base.WrapT );
-   radeonSetTexMaxAnisotropy( t, t->base.MaxAnisotropy );
-   radeonSetTexFilter( t, t->base.MinFilter, t->base.MagFilter );
-   radeonSetTexBorderColor( t, t->base.BorderColor.f );
+   radeonSetTexWrap( t, t->base.Sampler.WrapS, t->base.Sampler.WrapT );
+   radeonSetTexMaxAnisotropy( t, t->base.Sampler.MaxAnisotropy );
+   radeonSetTexFilter( t, t->base.Sampler.MinFilter, t->base.Sampler.MagFilter );
+   radeonSetTexBorderColor( t, t->base.Sampler.BorderColor.f );
    return &t->base;
 }
 
diff --git a/src/mesa/drivers/dri/savage/savagerender.c b/src/mesa/drivers/dri/savage/savagerender.c
index 8cc448ad4f7..6687dc5f466 100644
--- a/src/mesa/drivers/dri/savage/savagerender.c
+++ b/src/mesa/drivers/dri/savage/savagerender.c
@@ -250,9 +250,9 @@ static GLboolean run_texnorm_stage( struct gl_context *ctx,
       const GLbitfield reallyEnabled = ctx->Texture.Unit[i]._ReallyEnabled;
       if (reallyEnabled) {
          const struct gl_texture_object *texObj = ctx->Texture.Unit[i]._Current;
-         const GLboolean normalizeS = (texObj->WrapS == GL_REPEAT);
+         const GLboolean normalizeS = (texObj->Sampler.WrapS == GL_REPEAT);
          const GLboolean normalizeT = (reallyEnabled & TEXTURE_2D_BIT) &&
-            (texObj->WrapT == GL_REPEAT);
+            (texObj->Sampler.WrapT == GL_REPEAT);
          const GLfloat *in = (GLfloat *)VB->AttribPtr[_TNL_ATTRIB_TEX0 + i]->data;
          const GLint instride = VB->AttribPtr[_TNL_ATTRIB_TEX0 + i]->stride;
          GLfloat (*out)[4] = store->texcoord[i].data;
@@ -332,15 +332,15 @@ static void validate_texnorm( struct gl_context *ctx,
    GLuint flags = 0;
 
    if (((ctx->Texture.Unit[0]._ReallyEnabled & (TEXTURE_1D_BIT|TEXTURE_2D_BIT)) &&
-	(ctx->Texture.Unit[0]._Current->WrapS == GL_REPEAT)) ||
+	(ctx->Texture.Unit[0]._Current->Sampler.WrapS == GL_REPEAT)) ||
        ((ctx->Texture.Unit[0]._ReallyEnabled & TEXTURE_2D_BIT) &&
-	(ctx->Texture.Unit[0]._Current->WrapT == GL_REPEAT)))
+	(ctx->Texture.Unit[0]._Current->Sampler.WrapT == GL_REPEAT)))
       flags |= VERT_BIT_TEX0;
 
    if (((ctx->Texture.Unit[1]._ReallyEnabled & (TEXTURE_1D_BIT|TEXTURE_2D_BIT)) &&
-	(ctx->Texture.Unit[1]._Current->WrapS == GL_REPEAT)) ||
+	(ctx->Texture.Unit[1]._Current->Sampler.WrapS == GL_REPEAT)) ||
        ((ctx->Texture.Unit[1]._ReallyEnabled & TEXTURE_2D_BIT) &&
-	(ctx->Texture.Unit[1]._Current->WrapT == GL_REPEAT)))
+	(ctx->Texture.Unit[1]._Current->Sampler.WrapT == GL_REPEAT)))
       flags |= VERT_BIT_TEX1;
 
    store->active = (flags != 0);
diff --git a/src/mesa/drivers/dri/savage/savagetex.c b/src/mesa/drivers/dri/savage/savagetex.c
index 3aece732c99..9486c12c158 100644
--- a/src/mesa/drivers/dri/savage/savagetex.c
+++ b/src/mesa/drivers/dri/savage/savagetex.c
@@ -502,9 +502,9 @@ savageAllocTexObj( struct gl_texture_object *texObj )
   
       make_empty_list( &t->base );
 
-      savageSetTexWrapping(t,texObj->WrapS,texObj->WrapT);
-      savageSetTexFilter(t,texObj->MinFilter,texObj->MagFilter);
-      savageSetTexBorderColor(t,texObj->BorderColor.f);
+      savageSetTexWrapping(t,texObj->Sampler.WrapS,texObj->Sampler.WrapT);
+      savageSetTexFilter(t,texObj->Sampler.MinFilter,texObj->Sampler.MagFilter);
+      savageSetTexBorderColor(t,texObj->Sampler.BorderColor.f);
    }
 
    return t;
@@ -2031,16 +2031,16 @@ static void savageTexParameter( struct gl_context *ctx, GLenum target,
    switch (pname) {
    case GL_TEXTURE_MIN_FILTER:
    case GL_TEXTURE_MAG_FILTER:
-      savageSetTexFilter(t,tObj->MinFilter,tObj->MagFilter);
+      savageSetTexFilter(t,tObj->Sampler.MinFilter,tObj->Sampler.MagFilter);
       break;
 
    case GL_TEXTURE_WRAP_S:
    case GL_TEXTURE_WRAP_T:
-      savageSetTexWrapping(t,tObj->WrapS,tObj->WrapT);
+      savageSetTexWrapping(t,tObj->Sampler.WrapS,tObj->Sampler.WrapT);
       break;
   
    case GL_TEXTURE_BORDER_COLOR:
-      savageSetTexBorderColor(t,tObj->BorderColor.f);
+      savageSetTexBorderColor(t,tObj->Sampler.BorderColor.f);
       break;
 
    default:
diff --git a/src/mesa/drivers/dri/sis/sis_texstate.c b/src/mesa/drivers/dri/sis/sis_texstate.c
index daec2393211..6580f155bae 100644
--- a/src/mesa/drivers/dri/sis/sis_texstate.c
+++ b/src/mesa/drivers/dri/sis/sis_texstate.c
@@ -335,7 +335,7 @@ sis_set_texobj_parm( struct gl_context *ctx, struct gl_texture_object *texObj,
    current->texture[hw_unit].hwTextureMip = 0UL;
    current->texture[hw_unit].hwTextureSet = t->hwformat;
 
-   if ((texObj->MinFilter == GL_NEAREST) || (texObj->MinFilter == GL_LINEAR)) {
+   if ((texObj->Sampler.MinFilter == GL_NEAREST) || (texObj->Sampler.MinFilter == GL_LINEAR)) {
       firstLevel = lastLevel = texObj->BaseLevel;
    } else {
       /* Compute which mipmap levels we really want to send to the hardware.
@@ -344,9 +344,9 @@ sis_set_texobj_parm( struct gl_context *ctx, struct gl_texture_object *texObj,
        * Yes, this looks overly complicated, but it's all needed.
        */
 
-      firstLevel = texObj->BaseLevel + (GLint)(texObj->MinLod + 0.5);
+      firstLevel = texObj->BaseLevel + (GLint)(texObj->Sampler.MinLod + 0.5);
       firstLevel = MAX2(firstLevel, texObj->BaseLevel);
-      lastLevel = texObj->BaseLevel + (GLint)(texObj->MaxLod + 0.5);
+      lastLevel = texObj->BaseLevel + (GLint)(texObj->Sampler.MaxLod + 0.5);
       lastLevel = MAX2(lastLevel, texObj->BaseLevel);
       lastLevel = MIN2(lastLevel, texObj->BaseLevel +
          texObj->Image[0][texObj->BaseLevel]->MaxLog2);
@@ -356,7 +356,7 @@ sis_set_texobj_parm( struct gl_context *ctx, struct gl_texture_object *texObj,
 
    current->texture[hw_unit].hwTextureSet |= (lastLevel << 8);
 
-   switch (texObj->MagFilter)
+   switch (texObj->Sampler.MagFilter)
    {
    case GL_NEAREST:
       current->texture[hw_unit].hwTextureMip |= TEXTURE_FILTER_NEAREST;
@@ -382,7 +382,7 @@ sis_set_texobj_parm( struct gl_context *ctx, struct gl_texture_object *texObj,
          MASK_TextureMipmapLodBias);
    }
 
-   switch (texObj->MinFilter)
+   switch (texObj->Sampler.MinFilter)
    {
    case GL_NEAREST:
       current->texture[hw_unit].hwTextureMip |= TEXTURE_FILTER_NEAREST;
@@ -408,7 +408,7 @@ sis_set_texobj_parm( struct gl_context *ctx, struct gl_texture_object *texObj,
       break;
    }
 
-   switch (texObj->WrapS)
+   switch (texObj->Sampler.WrapS)
    {
    case GL_REPEAT:
       current->texture[hw_unit].hwTextureSet |= MASK_TextureWrapU;
@@ -431,7 +431,7 @@ sis_set_texobj_parm( struct gl_context *ctx, struct gl_texture_object *texObj,
       break;
    }
 
-   switch (texObj->WrapT)
+   switch (texObj->Sampler.WrapT)
    {
    case GL_REPEAT:
       current->texture[hw_unit].hwTextureSet |= MASK_TextureWrapV;
@@ -456,10 +456,10 @@ sis_set_texobj_parm( struct gl_context *ctx, struct gl_texture_object *texObj,
 
    {
       GLubyte c[4];
-      CLAMPED_FLOAT_TO_UBYTE(c[0], texObj->BorderColor.f[0]);
-      CLAMPED_FLOAT_TO_UBYTE(c[1], texObj->BorderColor.f[1]);
-      CLAMPED_FLOAT_TO_UBYTE(c[2], texObj->BorderColor.f[2]);
-      CLAMPED_FLOAT_TO_UBYTE(c[3], texObj->BorderColor.f[3]);
+      CLAMPED_FLOAT_TO_UBYTE(c[0], texObj->Sampler.BorderColor.f[0]);
+      CLAMPED_FLOAT_TO_UBYTE(c[1], texObj->Sampler.BorderColor.f[1]);
+      CLAMPED_FLOAT_TO_UBYTE(c[2], texObj->Sampler.BorderColor.f[2]);
+      CLAMPED_FLOAT_TO_UBYTE(c[3], texObj->Sampler.BorderColor.f[3]);
 
       current->texture[hw_unit].hwTextureBorderColor = 
          PACK_COLOR_8888(c[3], c[0], c[1], c[2]);
diff --git a/src/mesa/drivers/dri/tdfx/tdfx_tex.c b/src/mesa/drivers/dri/tdfx/tdfx_tex.c
index 4cca243d076..d74ddb24005 100644
--- a/src/mesa/drivers/dri/tdfx/tdfx_tex.c
+++ b/src/mesa/drivers/dri/tdfx/tdfx_tex.c
@@ -327,7 +327,7 @@ static void RevalidateTexture(struct gl_context *ctx, struct gl_texture_object *
                       &(ti->sScale), &(ti->tScale), NULL, NULL);
     }
 
-    if (tObj->Image[0][maxl] && (tObj->MinFilter != GL_NEAREST) && (tObj->MinFilter != GL_LINEAR)) {
+    if (tObj->Image[0][maxl] && (tObj->Sampler.MinFilter != GL_NEAREST) && (tObj->Sampler.MinFilter != GL_LINEAR)) {
         /* mipmapping: need to compute smallLodLog2 */
         tdfxTexGetInfo(ctx, tObj->Image[0][maxl]->Width,
                        tObj->Image[0][maxl]->Height,
@@ -1786,12 +1786,12 @@ tdfxTestProxyTexImage(struct gl_context *ctx, GLenum target,
 #endif
             if (level == 0) {
                /* don't use mipmap levels > 0 */
-               tObj->MinFilter = tObj->MagFilter = GL_NEAREST;
+               tObj->Sampler.MinFilter = tObj->Sampler.MagFilter = GL_NEAREST;
             }
             else {
                /* test with all mipmap levels */
-               tObj->MinFilter = GL_LINEAR_MIPMAP_LINEAR;
-               tObj->MagFilter = GL_NEAREST;
+               tObj->Sampler.MinFilter = GL_LINEAR_MIPMAP_LINEAR;
+               tObj->Sampler.MagFilter = GL_NEAREST;
             }
             RevalidateTexture(ctx, tObj);
 
diff --git a/src/mesa/drivers/dri/unichrome/via_state.c b/src/mesa/drivers/dri/unichrome/via_state.c
index 774f439bfb6..3b270e02a97 100644
--- a/src/mesa/drivers/dri/unichrome/via_state.c
+++ b/src/mesa/drivers/dri/unichrome/via_state.c
@@ -877,21 +877,21 @@ static GLboolean viaChooseTextureState(struct gl_context *ctx)
         if (texUnit0->_ReallyEnabled) {
             struct gl_texture_object *texObj = texUnit0->_Current;
    
-	    vmesa->regHTXnTB[0] = get_minmag_filter( texObj->MinFilter,
-						    texObj->MagFilter );
+	    vmesa->regHTXnTB[0] = get_minmag_filter( texObj->Sampler.MinFilter,
+						    texObj->Sampler.MagFilter );
 
 	    vmesa->regHTXnMPMD[0] &= ~(HC_HTXnMPMD_SMASK | HC_HTXnMPMD_TMASK);
-	    vmesa->regHTXnMPMD[0] |= get_wrap_mode( texObj->WrapS,
-						   texObj->WrapT );
+	    vmesa->regHTXnMPMD[0] |= get_wrap_mode( texObj->Sampler.WrapS,
+						   texObj->Sampler.WrapT );
 
 	    vmesa->regHTXnTB[0] &= ~(HC_HTXnTB_TBC_S | HC_HTXnTB_TBC_T);
             if (texObj->Image[0][texObj->BaseLevel]->Border > 0) {
 	       vmesa->regHTXnTB[0] |= (HC_HTXnTB_TBC_S | HC_HTXnTB_TBC_T);
 	       vmesa->regHTXnTBC[0] = 
-		  PACK_COLOR_888(FLOAT_TO_UBYTE(texObj->BorderColor.f[0]),
-				 FLOAT_TO_UBYTE(texObj->BorderColor.f[1]),
-				 FLOAT_TO_UBYTE(texObj->BorderColor.f[2]));
-	       vmesa->regHTXnTRAH[0] = FLOAT_TO_UBYTE(texObj->BorderColor.f[3]);
+		  PACK_COLOR_888(FLOAT_TO_UBYTE(texObj->Sampler.BorderColor.f[0]),
+				 FLOAT_TO_UBYTE(texObj->Sampler.BorderColor.f[1]),
+				 FLOAT_TO_UBYTE(texObj->Sampler.BorderColor.f[2]));
+	       vmesa->regHTXnTRAH[0] = FLOAT_TO_UBYTE(texObj->Sampler.BorderColor.f[3]);
             }
 
 	    if (texUnit0->LodBias != 0.0f) {
@@ -911,20 +911,20 @@ static GLboolean viaChooseTextureState(struct gl_context *ctx)
         if (texUnit1->_ReallyEnabled) {
             struct gl_texture_object *texObj = texUnit1->_Current;
 
-	    vmesa->regHTXnTB[1] = get_minmag_filter( texObj->MinFilter,
-						    texObj->MagFilter );
+	    vmesa->regHTXnTB[1] = get_minmag_filter( texObj->Sampler.MinFilter,
+						    texObj->Sampler.MagFilter );
 	    vmesa->regHTXnMPMD[1] &= ~(HC_HTXnMPMD_SMASK | HC_HTXnMPMD_TMASK);
-	    vmesa->regHTXnMPMD[1] |= get_wrap_mode( texObj->WrapS,
-						   texObj->WrapT );
+	    vmesa->regHTXnMPMD[1] |= get_wrap_mode( texObj->Sampler.WrapS,
+						   texObj->Sampler.WrapT );
 
 	    vmesa->regHTXnTB[1] &= ~(HC_HTXnTB_TBC_S | HC_HTXnTB_TBC_T);
             if (texObj->Image[0][texObj->BaseLevel]->Border > 0) {
 	       vmesa->regHTXnTB[1] |= (HC_HTXnTB_TBC_S | HC_HTXnTB_TBC_T);
 	       vmesa->regHTXnTBC[1] = 
-		  PACK_COLOR_888(FLOAT_TO_UBYTE(texObj->BorderColor.f[0]),
-				 FLOAT_TO_UBYTE(texObj->BorderColor.f[1]),
-				 FLOAT_TO_UBYTE(texObj->BorderColor.f[2]));
-	       vmesa->regHTXnTRAH[1] = FLOAT_TO_UBYTE(texObj->BorderColor.f[3]);
+		  PACK_COLOR_888(FLOAT_TO_UBYTE(texObj->Sampler.BorderColor.f[0]),
+				 FLOAT_TO_UBYTE(texObj->Sampler.BorderColor.f[1]),
+				 FLOAT_TO_UBYTE(texObj->Sampler.BorderColor.f[2]));
+	       vmesa->regHTXnTRAH[1] = FLOAT_TO_UBYTE(texObj->Sampler.BorderColor.f[3]);
             }
 
 
diff --git a/src/mesa/drivers/dri/unichrome/via_tex.c b/src/mesa/drivers/dri/unichrome/via_tex.c
index a2fb010e142..1a0d1eaf070 100644
--- a/src/mesa/drivers/dri/unichrome/via_tex.c
+++ b/src/mesa/drivers/dri/unichrome/via_tex.c
@@ -495,13 +495,13 @@ static GLboolean viaSetTexImages(struct gl_context *ctx,
     * GL_TEXTURE_MAX_LOD, GL_TEXTURE_BASE_LEVEL, and GL_TEXTURE_MAX_LEVEL.
     * Yes, this looks overly complicated, but it's all needed.
     */
-   if (texObj->MinFilter == GL_LINEAR || texObj->MinFilter == GL_NEAREST) {
+   if (texObj->Sampler.MinFilter == GL_LINEAR || texObj->Sampler.MinFilter == GL_NEAREST) {
       firstLevel = lastLevel = texObj->BaseLevel;
    }
    else {
-      firstLevel = texObj->BaseLevel + (GLint)(texObj->MinLod + 0.5);
+      firstLevel = texObj->BaseLevel + (GLint)(texObj->Sampler.MinLod + 0.5);
       firstLevel = MAX2(firstLevel, texObj->BaseLevel);
-      lastLevel = texObj->BaseLevel + (GLint)(texObj->MaxLod + 0.5);
+      lastLevel = texObj->BaseLevel + (GLint)(texObj->Sampler.MaxLod + 0.5);
       lastLevel = MAX2(lastLevel, texObj->BaseLevel);
       lastLevel = MIN2(lastLevel, texObj->BaseLevel + baseImage->image.MaxLog2);
       lastLevel = MIN2(lastLevel, texObj->MaxLevel);