mesa: make texture BorderColor a union of float/int/uint

When we have integer-valued texture formats, the texture border color
must also store integer and uint values.

With GL 3.0, the new glTexParameterIiv() and glTexParameterIuiv() functions
can set the border color to int or uint values.

21 files changed, 84 insertions, 83 deletions

diff --git a/src/mesa/drivers/dri/gamma/gamma_tex.c b/src/mesa/drivers/dri/gamma/gamma_tex.c
index 0dad250e4d..694e5eba5b 100644
--- a/src/mesa/drivers/dri/gamma/gamma_tex.c
+++ b/src/mesa/drivers/dri/gamma/gamma_tex.c
@@ -145,7 +145,7 @@ static void gammaTexParameter( GLcontext *ctx, GLenum target,
       break;
   
    case GL_TEXTURE_BORDER_COLOR:
-      gammaSetTexBorderColor( gmesa, t, tObj->BorderColor );
+      gammaSetTexBorderColor( gmesa, t, tObj->BorderColor.f );
       break;
 
    case GL_TEXTURE_BASE_LEVEL:
@@ -349,7 +349,7 @@ static void gammaBindTexture( GLcontext *ctx, GLenum target,
 
 	 gammaSetTexWrapping( t, tObj->WrapS, tObj->WrapT );
 	 gammaSetTexFilter( gmesa, t, tObj->MinFilter, tObj->MagFilter, bias );
-	 gammaSetTexBorderColor( gmesa, t, tObj->BorderColor );
+	 gammaSetTexBorderColor( gmesa, t, tObj->BorderColor.f );
       }
 }
 
diff --git a/src/mesa/drivers/dri/i810/i810tex.c b/src/mesa/drivers/dri/i810/i810tex.c
index 2f6978f5aa..e764644a6c 100644
--- a/src/mesa/drivers/dri/i810/i810tex.c
+++ b/src/mesa/drivers/dri/i810/i810tex.c
@@ -210,7 +210,7 @@ i810AllocTexObj( GLcontext *ctx, struct gl_texture_object *texObj )
       i810SetTexWrapping( t, texObj->WrapS, texObj->WrapT );
       /*i830SetTexMaxAnisotropy( t, texObj->MaxAnisotropy );*/
       i810SetTexFilter( imesa, t, texObj->MinFilter, texObj->MagFilter, bias );
-      i810SetTexBorderColor( t, texObj->BorderColor );
+      i810SetTexBorderColor( t, texObj->BorderColor.f );
    }
 
    return t;
@@ -251,7 +251,7 @@ static void i810TexParameter( GLcontext *ctx, GLenum target,
       break;
   
    case GL_TEXTURE_BORDER_COLOR:
-      i810SetTexBorderColor( t, tObj->BorderColor );
+      i810SetTexBorderColor( t, tObj->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 27c5aa1e08..7525f9f2e0 100644
--- a/src/mesa/drivers/dri/i915/i830_texstate.c
+++ b/src/mesa/drivers/dri/i915/i830_texstate.c
@@ -304,10 +304,10 @@ 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[0]);
-   CLAMPED_FLOAT_TO_UBYTE(border[1], tObj->BorderColor[1]);
-   CLAMPED_FLOAT_TO_UBYTE(border[2], tObj->BorderColor[2]);
-   CLAMPED_FLOAT_TO_UBYTE(border[3], tObj->BorderColor[3]);
+   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]);
 
    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 db71c00941..3ee4c8653a 100644
--- a/src/mesa/drivers/dri/i915/i915_texstate.c
+++ b/src/mesa/drivers/dri/i915/i915_texstate.c
@@ -348,10 +348,10 @@ 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[0]);
-   CLAMPED_FLOAT_TO_UBYTE(border[1], tObj->BorderColor[1]);
-   CLAMPED_FLOAT_TO_UBYTE(border[2], tObj->BorderColor[2]);
-   CLAMPED_FLOAT_TO_UBYTE(border[3], tObj->BorderColor[3]);
+   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]);
 
    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_wm_sampler_state.c b/src/mesa/drivers/dri/i965/brw_wm_sampler_state.c
index aa2e519588..ad267a4e6a 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_sampler_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_sampler_state.c
@@ -262,10 +262,10 @@ brw_wm_sampler_populate_key(struct brw_context *brw,
 	 dri_bo_unreference(brw->wm.sdc_bo[unit]);
 	 if (firstImage->_BaseFormat == GL_DEPTH_COMPONENT) {
 	    float bordercolor[4] = {
-	       texObj->BorderColor[0],
-	       texObj->BorderColor[0],
-	       texObj->BorderColor[0],
-	       texObj->BorderColor[0]
+	       texObj->BorderColor.f[0],
+	       texObj->BorderColor.f[0],
+	       texObj->BorderColor.f[0],
+	       texObj->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
@@ -274,7 +274,7 @@ 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);
+							texObj->BorderColor.f);
 	 }
 	 key->sampler_count = unit + 1;
       }
diff --git a/src/mesa/drivers/dri/mach64/mach64_tex.c b/src/mesa/drivers/dri/mach64/mach64_tex.c
index 72917ee13b..6627d3c38a 100644
--- a/src/mesa/drivers/dri/mach64/mach64_tex.c
+++ b/src/mesa/drivers/dri/mach64/mach64_tex.c
@@ -130,7 +130,7 @@ mach64AllocTexObj( struct gl_texture_object *texObj )
 
    mach64SetTexWrap( t, texObj->WrapS, texObj->WrapT );
    mach64SetTexFilter( t, texObj->MinFilter, texObj->MagFilter );
-   mach64SetTexBorderColor( t, texObj->BorderColor );
+   mach64SetTexBorderColor( t, texObj->BorderColor.f );
 
    return t;
 }
@@ -470,7 +470,7 @@ static void mach64DDTexParameter( GLcontext *ctx, GLenum target,
 
    case GL_TEXTURE_BORDER_COLOR:
       if ( t->base.bound ) FLUSH_BATCH( mmesa );
-      mach64SetTexBorderColor( t, tObj->BorderColor );
+      mach64SetTexBorderColor( t, tObj->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 9163371b33..62a9317cd4 100644
--- a/src/mesa/drivers/dri/mga/mgatex.c
+++ b/src/mesa/drivers/dri/mga/mgatex.c
@@ -332,7 +332,7 @@ mgaAllocTexObj( struct gl_texture_object *tObj )
 
       mgaSetTexWrapping( t, tObj->WrapS, tObj->WrapT );
       mgaSetTexFilter( t, tObj->MinFilter, tObj->MagFilter );
-      mgaSetTexBorderColor( t, tObj->BorderColor );
+      mgaSetTexBorderColor( t, tObj->BorderColor.f );
    }
 
    return( t );
@@ -461,7 +461,7 @@ mgaTexParameter( GLcontext *ctx, GLenum target,
 
    case GL_TEXTURE_BORDER_COLOR:
       FLUSH_BATCH(mmesa);
-      mgaSetTexBorderColor(t, tObj->BorderColor);
+      mgaSetTexBorderColor(t, tObj->BorderColor.f);
       break;
 
    case GL_TEXTURE_BASE_LEVEL:
diff --git a/src/mesa/drivers/dri/r128/r128_tex.c b/src/mesa/drivers/dri/r128/r128_tex.c
index 0a1207fb89..f1be7cc1c4 100644
--- a/src/mesa/drivers/dri/r128/r128_tex.c
+++ b/src/mesa/drivers/dri/r128/r128_tex.c
@@ -169,7 +169,7 @@ static r128TexObjPtr r128AllocTexObj( struct gl_texture_object *texObj )
 
       r128SetTexWrap( t, texObj->WrapS, texObj->WrapT );
       r128SetTexFilter( t, texObj->MinFilter, texObj->MagFilter );
-      r128SetTexBorderColor( t, texObj->BorderColor );
+      r128SetTexBorderColor( t, texObj->BorderColor.f );
    }
 
    return t;
@@ -535,7 +535,7 @@ static void r128TexParameter( GLcontext *ctx, GLenum target,
 
    case GL_TEXTURE_BORDER_COLOR:
       if ( t->base.bound ) FLUSH_BATCH( rmesa );
-      r128SetTexBorderColor( t, tObj->BorderColor );
+      r128SetTexBorderColor( t, tObj->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 a417721553..5b87ba6ccd 100644
--- a/src/mesa/drivers/dri/r200/r200_tex.c
+++ b/src/mesa/drivers/dri/r200/r200_tex.c
@@ -378,7 +378,7 @@ static void r200TexParameter( GLcontext *ctx, GLenum target,
       break;
 
    case GL_TEXTURE_BORDER_COLOR:
-      r200SetTexBorderColor( t, texObj->BorderColor );
+      r200SetTexBorderColor( t, texObj->BorderColor.f );
       break;
 
    case GL_TEXTURE_BASE_LEVEL:
@@ -470,7 +470,7 @@ static struct gl_texture_object *r200NewTextureObject(GLcontext * ctx,
    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);
+   r200SetTexBorderColor(t, t->base.BorderColor.f);
 
    return &t->base;
 }
diff --git a/src/mesa/drivers/dri/r300/r300_tex.c b/src/mesa/drivers/dri/r300/r300_tex.c
index ac3d5b1bec..963f648cb1 100644
--- a/src/mesa/drivers/dri/r300/r300_tex.c
+++ b/src/mesa/drivers/dri/r300/r300_tex.c
@@ -215,7 +215,7 @@ static void r300TexParameter(GLcontext * ctx, GLenum target,
 		break;
 
 	case GL_TEXTURE_BORDER_COLOR:
-		r300SetTexBorderColor(t, texObj->BorderColor);
+		r300SetTexBorderColor(t, texObj->BorderColor.f);
 		break;
 
 	case GL_TEXTURE_BASE_LEVEL:
@@ -307,7 +307,7 @@ static struct gl_texture_object *r300NewTextureObject(GLcontext * ctx,
 	/* Initialize hardware state */
 	r300UpdateTexWrap(t);
 	r300SetTexFilter(t, t->base.MinFilter, t->base.MagFilter, t->base.MaxAnisotropy);
-	r300SetTexBorderColor(t, t->base.BorderColor);
+	r300SetTexBorderColor(t, t->base.BorderColor.f);
 
 	return &t->base;
 }
diff --git a/src/mesa/drivers/dri/r600/r600_tex.c b/src/mesa/drivers/dri/r600/r600_tex.c
index 9d83a64e22..f745fe3e8a 100644
--- a/src/mesa/drivers/dri/r600/r600_tex.c
+++ b/src/mesa/drivers/dri/r600/r600_tex.c
@@ -305,7 +305,7 @@ static void r600TexParameter(GLcontext * ctx, GLenum target,
 		break;
 
 	case GL_TEXTURE_BORDER_COLOR:
-		r600SetTexBorderColor(t, texObj->BorderColor);
+		r600SetTexBorderColor(t, texObj->BorderColor.f);
 		break;
 
 	case GL_TEXTURE_BASE_LEVEL:
@@ -391,7 +391,7 @@ static struct gl_texture_object *r600NewTextureObject(GLcontext * ctx,
 	r600SetTexDefaultState(t);
 	r600UpdateTexWrap(t);
 	r600SetTexFilter(t, t->base.MinFilter, t->base.MagFilter, t->base.MaxAnisotropy);
-	r600SetTexBorderColor(t, t->base.BorderColor);
+	r600SetTexBorderColor(t, t->base.BorderColor.f);
 
 	return &t->base;
 }
diff --git a/src/mesa/drivers/dri/radeon/radeon_tex.c b/src/mesa/drivers/dri/radeon/radeon_tex.c
index 749ab75f20..14163f13af 100644
--- a/src/mesa/drivers/dri/radeon/radeon_tex.c
+++ b/src/mesa/drivers/dri/radeon/radeon_tex.c
@@ -341,7 +341,7 @@ static void radeonTexParameter( GLcontext *ctx, GLenum target,
       break;
 
    case GL_TEXTURE_BORDER_COLOR:
-      radeonSetTexBorderColor( t, texObj->BorderColor );
+      radeonSetTexBorderColor( t, texObj->BorderColor.f );
       break;
 
    case GL_TEXTURE_BASE_LEVEL:
@@ -428,7 +428,7 @@ radeonNewTextureObject( GLcontext *ctx, GLuint name, GLenum target )
    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 );
+   radeonSetTexBorderColor( t, t->base.BorderColor.f );
    return &t->base;
 }
 
diff --git a/src/mesa/drivers/dri/savage/savagetex.c b/src/mesa/drivers/dri/savage/savagetex.c
index 6c97bb6c70..97598f599e 100644
--- a/src/mesa/drivers/dri/savage/savagetex.c
+++ b/src/mesa/drivers/dri/savage/savagetex.c
@@ -507,7 +507,7 @@ savageAllocTexObj( struct gl_texture_object *texObj )
 
       savageSetTexWrapping(t,texObj->WrapS,texObj->WrapT);
       savageSetTexFilter(t,texObj->MinFilter,texObj->MagFilter);
-      savageSetTexBorderColor(t,texObj->BorderColor);
+      savageSetTexBorderColor(t,texObj->BorderColor.f);
    }
 
    return t;
@@ -2044,7 +2044,7 @@ static void savageTexParameter( GLcontext *ctx, GLenum target,
       break;
   
    case GL_TEXTURE_BORDER_COLOR:
-      savageSetTexBorderColor(t,tObj->BorderColor);
+      savageSetTexBorderColor(t,tObj->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 a507173b21..4c22a10cf7 100644
--- a/src/mesa/drivers/dri/sis/sis_texstate.c
+++ b/src/mesa/drivers/dri/sis/sis_texstate.c
@@ -457,10 +457,10 @@ sis_set_texobj_parm( GLcontext *ctx, struct gl_texture_object *texObj,
 
    {
       GLubyte c[4];
-      CLAMPED_FLOAT_TO_UBYTE(c[0], texObj->BorderColor[0]);
-      CLAMPED_FLOAT_TO_UBYTE(c[1], texObj->BorderColor[1]);
-      CLAMPED_FLOAT_TO_UBYTE(c[2], texObj->BorderColor[2]);
-      CLAMPED_FLOAT_TO_UBYTE(c[3], texObj->BorderColor[3]);
+      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]);
 
       current->texture[hw_unit].hwTextureBorderColor = 
          PACK_COLOR_8888(c[3], c[0], c[1], c[2]);
diff --git a/src/mesa/drivers/dri/unichrome/via_state.c b/src/mesa/drivers/dri/unichrome/via_state.c
index a9db6c45f7..1698230952 100644
--- a/src/mesa/drivers/dri/unichrome/via_state.c
+++ b/src/mesa/drivers/dri/unichrome/via_state.c
@@ -891,10 +891,10 @@ static GLboolean viaChooseTextureState(GLcontext *ctx)
             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[0]),
-				 FLOAT_TO_UBYTE(texObj->BorderColor[1]),
-				 FLOAT_TO_UBYTE(texObj->BorderColor[2]));
-	       vmesa->regHTXnTRAH[0] = FLOAT_TO_UBYTE(texObj->BorderColor[3]);
+		  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]);
             }
 
 	    if (texUnit0->LodBias != 0.0f) {
@@ -924,10 +924,10 @@ static GLboolean viaChooseTextureState(GLcontext *ctx)
             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[0]),
-				 FLOAT_TO_UBYTE(texObj->BorderColor[1]),
-				 FLOAT_TO_UBYTE(texObj->BorderColor[2]));
-	       vmesa->regHTXnTRAH[1] = FLOAT_TO_UBYTE(texObj->BorderColor[3]);
+		  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]);
             }
 
 
diff --git a/src/mesa/main/attrib.c b/src/mesa/main/attrib.c
index fb15a5ba47..0641b98b3b 100644
--- a/src/mesa/main/attrib.c
+++ b/src/mesa/main/attrib.c
@@ -835,7 +835,7 @@ pop_texture_group(GLcontext *ctx, struct texture_state *texstate)
 
          _mesa_BindTexture(target, obj->Name);
 
-         _mesa_TexParameterfv(target, GL_TEXTURE_BORDER_COLOR, obj->BorderColor);
+         _mesa_TexParameterfv(target, GL_TEXTURE_BORDER_COLOR, obj->BorderColor.f);
          _mesa_TexParameterf(target, GL_TEXTURE_PRIORITY, obj->Priority);
          _mesa_TexParameteri(target, GL_TEXTURE_WRAP_S, obj->WrapS);
          _mesa_TexParameteri(target, GL_TEXTURE_WRAP_T, obj->WrapT);
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index a7f70a1875..01ad246504 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -1217,7 +1217,11 @@ struct gl_texture_object
    GLuint Name;			/**< the user-visible texture object ID */
    GLenum Target;               /**< GL_TEXTURE_1D, GL_TEXTURE_2D, etc. */
    GLfloat Priority;		/**< in [0,1] */
-   GLfloat BorderColor[4];	/**< unclamped */
+   union {
+      GLfloat f[4];
+      GLuint ui[4];
+      GLint i[4];
+   } BorderColor;               /**< Interpreted according to texture format */
    GLenum WrapS;		/**< S-axis texture image wrap mode */
    GLenum WrapT;		/**< T-axis texture image wrap mode */
    GLenum WrapR;		/**< R-axis texture image wrap mode */
diff --git a/src/mesa/main/texobj.c b/src/mesa/main/texobj.c
index 09fe7b85ba..7f0a246025 100644
--- a/src/mesa/main/texobj.c
+++ b/src/mesa/main/texobj.c
@@ -228,10 +228,10 @@ _mesa_copy_texture_object( struct gl_texture_object *dest,
    dest->Target = src->Target;
    dest->Name = src->Name;
    dest->Priority = src->Priority;
-   dest->BorderColor[0] = src->BorderColor[0];
-   dest->BorderColor[1] = src->BorderColor[1];
-   dest->BorderColor[2] = src->BorderColor[2];
-   dest->BorderColor[3] = src->BorderColor[3];
+   dest->BorderColor.f[0] = src->BorderColor.f[0];
+   dest->BorderColor.f[1] = src->BorderColor.f[1];
+   dest->BorderColor.f[2] = src->BorderColor.f[2];
+   dest->BorderColor.f[3] = src->BorderColor.f[3];
    dest->WrapS = src->WrapS;
    dest->WrapT = src->WrapT;
    dest->WrapR = src->WrapR;
diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c
index 73db7d713c..474b950def 100644
--- a/src/mesa/main/texparam.c
+++ b/src/mesa/main/texparam.c
@@ -511,10 +511,7 @@ set_tex_parameterf(GLcontext *ctx,
 
    case GL_TEXTURE_BORDER_COLOR:
       flush(ctx, texObj);
-      texObj->BorderColor[RCOMP] = params[0];
-      texObj->BorderColor[GCOMP] = params[1];
-      texObj->BorderColor[BCOMP] = params[2];
-      texObj->BorderColor[ACOMP] = params[3];
+      COPY_4V(texObj->BorderColor.f, params);
       return GL_TRUE;
 
    default:
@@ -1008,10 +1005,10 @@ _mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params )
          *params = ENUM_TO_FLOAT(obj->WrapR);
          break;
       case GL_TEXTURE_BORDER_COLOR:
-         params[0] = CLAMP(obj->BorderColor[0], 0.0F, 1.0F);
-         params[1] = CLAMP(obj->BorderColor[1], 0.0F, 1.0F);
-         params[2] = CLAMP(obj->BorderColor[2], 0.0F, 1.0F);
-         params[3] = CLAMP(obj->BorderColor[3], 0.0F, 1.0F);
+         params[0] = CLAMP(obj->BorderColor.f[0], 0.0F, 1.0F);
+         params[1] = CLAMP(obj->BorderColor.f[1], 0.0F, 1.0F);
+         params[2] = CLAMP(obj->BorderColor.f[2], 0.0F, 1.0F);
+         params[3] = CLAMP(obj->BorderColor.f[3], 0.0F, 1.0F);
          break;
       case GL_TEXTURE_RESIDENT:
          {
@@ -1166,10 +1163,10 @@ _mesa_GetTexParameteriv( GLenum target, GLenum pname, GLint *params )
       case GL_TEXTURE_BORDER_COLOR:
          {
             GLfloat b[4];
-            b[0] = CLAMP(obj->BorderColor[0], 0.0F, 1.0F);
-            b[1] = CLAMP(obj->BorderColor[1], 0.0F, 1.0F);
-            b[2] = CLAMP(obj->BorderColor[2], 0.0F, 1.0F);
-            b[3] = CLAMP(obj->BorderColor[3], 0.0F, 1.0F);
+            b[0] = CLAMP(obj->BorderColor.f[0], 0.0F, 1.0F);
+            b[1] = CLAMP(obj->BorderColor.f[1], 0.0F, 1.0F);
+            b[2] = CLAMP(obj->BorderColor.f[2], 0.0F, 1.0F);
+            b[3] = CLAMP(obj->BorderColor.f[3], 0.0F, 1.0F);
             params[0] = FLOAT_TO_INT(b[0]);
             params[1] = FLOAT_TO_INT(b[1]);
             params[2] = FLOAT_TO_INT(b[2]);
diff --git a/src/mesa/state_tracker/st_atom_sampler.c b/src/mesa/state_tracker/st_atom_sampler.c
index d6e3a3e561..e1d6fa9eca 100644
--- a/src/mesa/state_tracker/st_atom_sampler.c
+++ b/src/mesa/state_tracker/st_atom_sampler.c
@@ -208,7 +208,7 @@ update_samplers(struct st_context *st)
             assert(sampler->min_lod <= sampler->max_lod);
          }
 
-         xlate_border_color(texobj->BorderColor,
+         xlate_border_color(texobj->BorderColor.f,
                             teximg ? teximg->_BaseFormat : GL_RGBA,
                             sampler->border_color);
 
diff --git a/src/mesa/swrast/s_texfilter.c b/src/mesa/swrast/s_texfilter.c
index 0bb988e3ef..76b65cc755 100644
--- a/src/mesa/swrast/s_texfilter.c
+++ b/src/mesa/swrast/s_texfilter.c
@@ -747,28 +747,28 @@ get_border_color(const struct gl_texture_object *tObj,
 {
    switch (img->_BaseFormat) {
    case GL_RGB:
-      rgba[0] = tObj->BorderColor[0];
-      rgba[1] = tObj->BorderColor[1];
-      rgba[2] = tObj->BorderColor[2];
+      rgba[0] = tObj->BorderColor.f[0];
+      rgba[1] = tObj->BorderColor.f[1];
+      rgba[2] = tObj->BorderColor.f[2];
       rgba[3] = 1.0F;
       break;
    case GL_ALPHA:
       rgba[0] = rgba[1] = rgba[2] = 0.0;
-      rgba[3] = tObj->BorderColor[3];
+      rgba[3] = tObj->BorderColor.f[3];
       break;
    case GL_LUMINANCE:
-      rgba[0] = rgba[1] = rgba[2] = tObj->BorderColor[0];
+      rgba[0] = rgba[1] = rgba[2] = tObj->BorderColor.f[0];
       rgba[3] = 1.0;
       break;
    case GL_LUMINANCE_ALPHA:
-      rgba[0] = rgba[1] = rgba[2] = tObj->BorderColor[0];
-      rgba[3] = tObj->BorderColor[3];
+      rgba[0] = rgba[1] = rgba[2] = tObj->BorderColor.f[0];
+      rgba[3] = tObj->BorderColor.f[3];
       break;
    case GL_INTENSITY:
-      rgba[0] = rgba[1] = rgba[2] = rgba[3] = tObj->BorderColor[0];
+      rgba[0] = rgba[1] = rgba[2] = rgba[3] = tObj->BorderColor.f[0];
       break;
    default:
-      COPY_4V(rgba, tObj->BorderColor);
+      COPY_4V(rgba, tObj->BorderColor.f);
    }
 }
 
@@ -2331,7 +2331,7 @@ sample_2d_array_linear(GLcontext *ctx,
    array = clamp_rect_coord_nearest(tObj->WrapR, texcoord[2], depth);
 
    if (array < 0 || array >= depth) {
-      COPY_4V(rgba, tObj->BorderColor);
+      COPY_4V(rgba, tObj->BorderColor.f);
    }
    else {
       if (img->Border) {
@@ -3002,7 +3002,7 @@ sample_depth_texture( GLcontext *ctx,
             img->FetchTexelf(img, col, row, slice, &depthSample);
          }
          else {
-            depthSample = tObj->BorderColor[0];
+            depthSample = tObj->BorderColor.f[0];
          }
 
          result = shadow_compare(function, texcoords[i][compare_coord],
@@ -3053,21 +3053,21 @@ sample_depth_texture( GLcontext *ctx,
          }
 
          if (slice < 0 || slice >= (GLint) depth) {
-            depth00 = tObj->BorderColor[0];
-            depth01 = tObj->BorderColor[0];
-            depth10 = tObj->BorderColor[0];
-            depth11 = tObj->BorderColor[0];
+            depth00 = tObj->BorderColor.f[0];
+            depth01 = tObj->BorderColor.f[0];
+            depth10 = tObj->BorderColor.f[0];
+            depth11 = tObj->BorderColor.f[0];
          }
          else {
             /* get four depth samples from the texture */
             if (useBorderTexel & (I0BIT | J0BIT)) {
-               depth00 = tObj->BorderColor[0];
+               depth00 = tObj->BorderColor.f[0];
             }
             else {
                img->FetchTexelf(img, i0, j0, slice, &depth00);
             }
             if (useBorderTexel & (I1BIT | J0BIT)) {
-               depth10 = tObj->BorderColor[0];
+               depth10 = tObj->BorderColor.f[0];
             }
             else {
                img->FetchTexelf(img, i1, j0, slice, &depth10);
@@ -3075,13 +3075,13 @@ sample_depth_texture( GLcontext *ctx,
 
             if (tObj->Target != GL_TEXTURE_1D_ARRAY_EXT) {
                if (useBorderTexel & (I0BIT | J1BIT)) {
-                  depth01 = tObj->BorderColor[0];
+                  depth01 = tObj->BorderColor.f[0];
                }
                else {
                   img->FetchTexelf(img, i0, j1, slice, &depth01);
                }
                if (useBorderTexel & (I1BIT | J1BIT)) {
-                  depth11 = tObj->BorderColor[0];
+                  depth11 = tObj->BorderColor.f[0];
                }
                else {
                   img->FetchTexelf(img, i1, j1, slice, &depth11);