radeon&r200: Add support for ARB_sampler_objects

Preparation for the mandatory support of ARB_sampler_objects. I have tested
this patch with rv280 only.

Signed-off-by: Pauli Nieminen <[email protected]>
Reviewed-by: Brian Paul <[email protected]>

7 files changed, 42 insertions, 27 deletions

diff --git a/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c b/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c
index 413ad83ade1..0ef6457f513 100644
--- a/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c
+++ b/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c
@@ -249,7 +249,7 @@ void radeon_miptree_unreference(radeon_mipmap_tree **ptr)
  * @param[out] pminLod minimal LOD
  * @param[out] pmaxLod maximal LOD
  */
-static void calculate_min_max_lod(struct gl_texture_object *tObj,
+static void calculate_min_max_lod(struct gl_sampler_object *samp, struct gl_texture_object *tObj,
 				       unsigned *pminLod, unsigned *pmaxLod)
 {
 	int minLod, maxLod;
@@ -260,15 +260,15 @@ 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->Sampler.MinFilter == GL_NEAREST || tObj->Sampler.MinFilter == GL_LINEAR) {
+		if (samp->MinFilter == GL_NEAREST || samp->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->Sampler.MinLod);
+			minLod = tObj->BaseLevel + (GLint)(samp->MinLod);
 			minLod = MAX2(minLod, tObj->BaseLevel);
 			minLod = MIN2(minLod, tObj->MaxLevel);
-			maxLod = tObj->BaseLevel + (GLint)(tObj->Sampler.MaxLod + 0.5);
+			maxLod = tObj->BaseLevel + (GLint)(samp->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 */
@@ -536,17 +536,19 @@ static radeon_mipmap_tree * get_biggest_matching_miptree(radeonTexObj *texObj,
  * If individual images are stored in different mipmap trees
  * use the mipmap tree that has the most of the correct data.
  */
-int radeon_validate_texture_miptree(struct gl_context * ctx, struct gl_texture_object *texObj)
+int radeon_validate_texture_miptree(struct gl_context * ctx,
+				    struct gl_sampler_object *samp,
+				    struct gl_texture_object *texObj)
 {
 	radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
 	radeonTexObj *t = radeon_tex_obj(texObj);
 	radeon_mipmap_tree *dst_miptree;
 
-	if (t->validated || t->image_override) {
+	if (samp == &texObj->Sampler && (t->validated || t->image_override)) {
 		return GL_TRUE;
 	}
 
-	calculate_min_max_lod(&t->base, &t->minLod, &t->maxLod);
+	calculate_min_max_lod(samp, &t->base, &t->minLod, &t->maxLod);
 
 	radeon_print(RADEON_TEXTURE, RADEON_NORMAL,
 			"%s: Validating texture %p now, minLod = %d, maxLod = %d\n",
diff --git a/src/mesa/drivers/dri/radeon/radeon_span.c b/src/mesa/drivers/dri/radeon/radeon_span.c
index 92f3d332a4b..0617adc5bc5 100644
--- a/src/mesa/drivers/dri/radeon/radeon_span.c
+++ b/src/mesa/drivers/dri/radeon/radeon_span.c
@@ -43,6 +43,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include "main/glheader.h"
 #include "main/texformat.h"
 #include "main/renderbuffer.h"
+#include "main/samplerobj.h"
 #include "swrast/swrast.h"
 #include "swrast/s_renderbuffer.h"
 
@@ -124,7 +125,8 @@ static void radeonSpanRenderStart(struct gl_context * ctx)
 
 	for (i = 0; i < ctx->Const.MaxTextureImageUnits; i++) {
 		if (ctx->Texture.Unit[i]._ReallyEnabled) {
-			radeon_validate_texture_miptree(ctx, ctx->Texture.Unit[i]._Current);
+			radeon_validate_texture_miptree(ctx, _mesa_get_samplerobj(ctx, i),
+							ctx->Texture.Unit[i]._Current);
 			radeon_swrast_map_texture_images(ctx, ctx->Texture.Unit[i]._Current);
 		}
 	}
diff --git a/src/mesa/drivers/dri/radeon/radeon_tex.c b/src/mesa/drivers/dri/radeon/radeon_tex.c
index 71bd464266f..fcd9a76a998 100644
--- a/src/mesa/drivers/dri/radeon/radeon_tex.c
+++ b/src/mesa/drivers/dri/radeon/radeon_tex.c
@@ -312,6 +312,17 @@ static void radeonTexEnv( struct gl_context *ctx, GLenum target,
    }
 }
 
+void radeonTexUpdateParameters(struct gl_context *ctx, GLuint unit)
+{
+   struct gl_sampler_object *samp = _mesa_get_samplerobj(ctx, unit);
+   radeonTexObj* t = radeon_tex_obj(ctx->Texture.Unit[unit]._Current);
+
+   radeonSetTexMaxAnisotropy(t , samp->MaxAnisotropy);
+   radeonSetTexFilter(t, samp->MinFilter, samp->MagFilter);
+   radeonSetTexWrap(t, samp->WrapS, samp->WrapT);
+   radeonSetTexBorderColor(t, samp->BorderColor.f);
+}
+
 
 /**
  * Changes variables and flags for a state update, which will happen at the
@@ -328,22 +339,6 @@ static void radeonTexParameter( struct gl_context *ctx, GLenum target,
 	       _mesa_lookup_enum_by_nr( pname ) );
 
    switch ( pname ) {
-   case GL_TEXTURE_MIN_FILTER:
-   case GL_TEXTURE_MAG_FILTER:
-   case GL_TEXTURE_MAX_ANISOTROPY_EXT:
-      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->Sampler.WrapS, texObj->Sampler.WrapT );
-      break;
-
-   case GL_TEXTURE_BORDER_COLOR:
-      radeonSetTexBorderColor( t, texObj->Sampler.BorderColor.f );
-      break;
-
    case GL_TEXTURE_BASE_LEVEL:
    case GL_TEXTURE_MAX_LEVEL:
    case GL_TEXTURE_MIN_LOD:
@@ -433,6 +428,16 @@ radeonNewTextureObject( struct gl_context *ctx, GLuint name, GLenum target )
 }
 
 
+static struct gl_sampler_object *
+radeonNewSamplerObject(struct gl_context *ctx, GLuint name)
+{
+   r100ContextPtr rmesa = R100_CONTEXT(ctx);
+   struct gl_sampler_object *samp = _mesa_new_sampler_object(ctx, name);
+   if (samp)
+      samp->MaxAnisotropy = rmesa->radeon.initialMaxAnisotropy;
+   return samp;
+}
+
 
 void radeonInitTextureFuncs( radeonContextPtr radeon, struct dd_function_table *functions )
 {
@@ -445,4 +450,5 @@ void radeonInitTextureFuncs( radeonContextPtr radeon, struct dd_function_table *
    functions->TexEnv			= radeonTexEnv;
    functions->TexParameter		= radeonTexParameter;
    functions->TexGen			= radeonTexGen;
+   functions->NewSamplerObject		= radeonNewSamplerObject;
 }
diff --git a/src/mesa/drivers/dri/radeon/radeon_tex.h b/src/mesa/drivers/dri/radeon/radeon_tex.h
index 2f0fbe1d73e..fa57c08987d 100644
--- a/src/mesa/drivers/dri/radeon/radeon_tex.h
+++ b/src/mesa/drivers/dri/radeon/radeon_tex.h
@@ -47,6 +47,7 @@ extern int radeonUploadTexImages( r100ContextPtr rmesa, radeonTexObjPtr t,
 				  GLuint face );
 
 extern void radeonDestroyTexObj( r100ContextPtr rmesa, radeonTexObjPtr t );
+extern void radeonTexUpdateParameters(struct gl_context *ctx, GLuint unit);
 
 extern void radeonInitTextureFuncs( radeonContextPtr radeon, struct dd_function_table *functions );
 
diff --git a/src/mesa/drivers/dri/radeon/radeon_tex_copy.c b/src/mesa/drivers/dri/radeon/radeon_tex_copy.c
index 1faf9c81db9..a6c406b2bff 100644
--- a/src/mesa/drivers/dri/radeon/radeon_tex_copy.c
+++ b/src/mesa/drivers/dri/radeon/radeon_tex_copy.c
@@ -72,7 +72,7 @@ do_copy_texsubimage(struct gl_context *ctx,
     }
 
     if (!timg->mt) {
-        radeon_validate_texture_miptree(ctx, &tobj->base);
+        radeon_validate_texture_miptree(ctx, &tobj->base.Sampler, &tobj->base);
     }
 
     assert(rrb->bo);
diff --git a/src/mesa/drivers/dri/radeon/radeon_texstate.c b/src/mesa/drivers/dri/radeon/radeon_texstate.c
index 87f12d5179c..d2b5b755d6e 100644
--- a/src/mesa/drivers/dri/radeon/radeon_texstate.c
+++ b/src/mesa/drivers/dri/radeon/radeon_texstate.c
@@ -42,6 +42,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include "main/texstate.h"
 #include "main/texobj.h"
 #include "main/enums.h"
+#include "main/samplerobj.h"
 
 #include "radeon_context.h"
 #include "radeon_mipmap_tree.h"
@@ -1057,7 +1058,7 @@ static GLboolean radeon_validate_texture(struct gl_context *ctx, struct gl_textu
    radeonTexObj *t = radeon_tex_obj(texObj);
    int ret;
 
-   if (!radeon_validate_texture_miptree(ctx, texObj))
+   if (!radeon_validate_texture_miptree(ctx, _mesa_get_samplerobj(ctx, unit), texObj))
       return GL_FALSE;
 
    ret = setup_hardware_state(rmesa, t, unit);
@@ -1076,6 +1077,7 @@ static GLboolean radeon_validate_texture(struct gl_context *ctx, struct gl_textu
 
    rmesa->recheck_texgen[unit] = GL_TRUE;
 
+   radeonTexUpdateParameters(ctx, unit);
    import_tex_obj_state( rmesa, unit, t );
 
    if (rmesa->recheck_texgen[unit]) {
diff --git a/src/mesa/drivers/dri/radeon/radeon_texture.h b/src/mesa/drivers/dri/radeon/radeon_texture.h
index 8f9f5bd128e..abcce54806d 100644
--- a/src/mesa/drivers/dri/radeon/radeon_texture.h
+++ b/src/mesa/drivers/dri/radeon/radeon_texture.h
@@ -49,7 +49,9 @@ void radeonFreeTextureImageBuffer(struct gl_context *ctx, struct gl_texture_imag
 
 void radeon_teximage_map(radeon_texture_image *image, GLboolean write_enable);
 void radeon_teximage_unmap(radeon_texture_image *image);
-int radeon_validate_texture_miptree(struct gl_context * ctx, struct gl_texture_object *texObj);
+int radeon_validate_texture_miptree(struct gl_context * ctx,
+				    struct gl_sampler_object *samp,
+				    struct gl_texture_object *texObj);
 
 
 void radeon_swrast_map_texture_images(struct gl_context *ctx, struct gl_texture_object *texObj);