mesa pixman xserver git update 11 jan 2012

7 files changed, 127 insertions, 139 deletions

diff --git a/mesalib/src/gallium/auxiliary/util/u_blit.c b/mesalib/src/gallium/auxiliary/util/u_blit.c
index bba0031d7..a10fd17cb 100644
--- a/mesalib/src/gallium/auxiliary/util/u_blit.c
+++ b/mesalib/src/gallium/auxiliary/util/u_blit.c
@@ -62,7 +62,6 @@ struct blit_state
    struct pipe_rasterizer_state rasterizer;
    struct pipe_sampler_state sampler;
    struct pipe_viewport_state viewport;
-   struct pipe_clip_state clip;
    struct pipe_vertex_element velem[2];
    enum pipe_texture_target internal_target;
 
@@ -109,6 +108,7 @@ util_create_blit(struct pipe_context *pipe, struct cso_context *cso)
    memset(&ctx->rasterizer, 0, sizeof(ctx->rasterizer));
    ctx->rasterizer.cull_face = PIPE_FACE_NONE;
    ctx->rasterizer.gl_rasterization_rules = 1;
+   ctx->rasterizer.depth_clip = 1;
 
    /* samplers */
    memset(&ctx->sampler, 0, sizeof(ctx->sampler));
@@ -535,7 +535,6 @@ util_blit_pixels_writemask(struct blit_state *ctx,
    cso_save_fragment_shader(ctx->cso);
    cso_save_vertex_shader(ctx->cso);
    cso_save_geometry_shader(ctx->cso);
-   cso_save_clip(ctx->cso);
    cso_save_vertex_elements(ctx->cso);
    cso_save_vertex_buffers(ctx->cso);
 
@@ -545,7 +544,6 @@ util_blit_pixels_writemask(struct blit_state *ctx,
                                dst_is_depth ? &ctx->depthstencil_write :
                                               &ctx->depthstencil_keep);
    cso_set_rasterizer(ctx->cso, &ctx->rasterizer);
-   cso_set_clip(ctx->cso, &ctx->clip);
    cso_set_vertex_elements(ctx->cso, 2, ctx->velem);
    cso_set_stream_outputs(ctx->cso, 0, NULL, 0);
 
@@ -621,7 +619,6 @@ util_blit_pixels_writemask(struct blit_state *ctx,
    cso_restore_fragment_shader(ctx->cso);
    cso_restore_vertex_shader(ctx->cso);
    cso_restore_geometry_shader(ctx->cso);
-   cso_restore_clip(ctx->cso);
    cso_restore_vertex_elements(ctx->cso);
    cso_restore_vertex_buffers(ctx->cso);
    cso_restore_stream_outputs(ctx->cso);
@@ -731,7 +728,6 @@ util_blit_pixels_tex(struct blit_state *ctx,
    cso_save_fragment_shader(ctx->cso);
    cso_save_vertex_shader(ctx->cso);
    cso_save_geometry_shader(ctx->cso);
-   cso_save_clip(ctx->cso);
    cso_save_vertex_elements(ctx->cso);
    cso_save_vertex_buffers(ctx->cso);
 
@@ -739,7 +735,6 @@ util_blit_pixels_tex(struct blit_state *ctx,
    cso_set_blend(ctx->cso, &ctx->blend);
    cso_set_depth_stencil_alpha(ctx->cso, &ctx->depthstencil_keep);
    cso_set_rasterizer(ctx->cso, &ctx->rasterizer);
-   cso_set_clip(ctx->cso, &ctx->clip);
    cso_set_vertex_elements(ctx->cso, 2, ctx->velem);
    cso_set_stream_outputs(ctx->cso, 0, NULL, 0);
 
@@ -803,7 +798,6 @@ util_blit_pixels_tex(struct blit_state *ctx,
    cso_restore_fragment_shader(ctx->cso);
    cso_restore_vertex_shader(ctx->cso);
    cso_restore_geometry_shader(ctx->cso);
-   cso_restore_clip(ctx->cso);
    cso_restore_vertex_elements(ctx->cso);
    cso_restore_vertex_buffers(ctx->cso);
    cso_restore_stream_outputs(ctx->cso);
diff --git a/mesalib/src/gallium/auxiliary/util/u_blitter.c b/mesalib/src/gallium/auxiliary/util/u_blitter.c
index 80fdfe0a9..59940d9cb 100644
--- a/mesalib/src/gallium/auxiliary/util/u_blitter.c
+++ b/mesalib/src/gallium/auxiliary/util/u_blitter.c
@@ -104,9 +104,6 @@ struct blitter_context_priv
    /* Viewport state. */
    struct pipe_viewport_state viewport;
 
-   /* Clip state. */
-   struct pipe_clip_state clip;
-
    /* Destination surface dimensions. */
    unsigned dst_width;
    unsigned dst_height;
@@ -193,7 +190,6 @@ struct blitter_context *util_blitter_create(struct pipe_context *pipe)
    ctx->dsa_write_depth_stencil =
       pipe->create_depth_stencil_alpha_state(pipe, &dsa);
 
-
    dsa.depth.enabled = 0;
    dsa.depth.writemask = 0;
    ctx->dsa_keep_depth_write_stencil =
@@ -212,6 +208,7 @@ struct blitter_context *util_blitter_create(struct pipe_context *pipe)
    rs_state.cull_face = PIPE_FACE_NONE;
    rs_state.gl_rasterization_rules = 1;
    rs_state.flatshade = 1;
+   rs_state.depth_clip = 1;
    ctx->rs_state = pipe->create_rasterizer_state(pipe, &rs_state);
 
    if (ctx->has_stream_out) {
@@ -439,7 +436,6 @@ static void blitter_restore_fragment_states(struct blitter_context_priv *ctx)
     * (depending on the operation) */
    pipe->set_stencil_ref(pipe, &ctx->base.saved_stencil_ref);
    pipe->set_viewport_state(pipe, &ctx->base.saved_viewport);
-   pipe->set_clip_state(pipe, &ctx->base.saved_clip);
 }
 
 static void blitter_check_saved_fb_state(struct blitter_context_priv *ctx)
@@ -516,9 +512,6 @@ static void blitter_set_rectangle(struct blitter_context_priv *ctx,
    ctx->viewport.translate[2] = 0.0f;
    ctx->viewport.translate[3] = 0.0f;
    ctx->base.pipe->set_viewport_state(ctx->base.pipe, &ctx->viewport);
-
-   /* clip */
-   ctx->base.pipe->set_clip_state(ctx->base.pipe, &ctx->clip);
 }
 
 static void blitter_set_clear_color(struct blitter_context_priv *ctx,
diff --git a/mesalib/src/gallium/auxiliary/util/u_blitter.h b/mesalib/src/gallium/auxiliary/util/u_blitter.h
index 4dd64c516..d4d30852b 100644
--- a/mesalib/src/gallium/auxiliary/util/u_blitter.h
+++ b/mesalib/src/gallium/auxiliary/util/u_blitter.h
@@ -94,7 +94,6 @@ struct blitter_context
    struct pipe_framebuffer_state saved_fb_state;  /**< framebuffer state */
    struct pipe_stencil_ref saved_stencil_ref;     /**< stencil ref */
    struct pipe_viewport_state saved_viewport;
-   struct pipe_clip_state saved_clip;
 
    int saved_num_sampler_states;
    void *saved_sampler_states[PIPE_MAX_SAMPLERS];
@@ -365,13 +364,6 @@ void util_blitter_save_viewport(struct blitter_context *blitter,
 }
 
 static INLINE
-void util_blitter_save_clip(struct blitter_context *blitter,
-                            struct pipe_clip_state *state)
-{
-   blitter->saved_clip = *state;
-}
-
-static INLINE
 void util_blitter_save_fragment_sampler_states(
                   struct blitter_context *blitter,
                   int num_sampler_states,
diff --git a/mesalib/src/gallium/auxiliary/util/u_dump_state.c b/mesalib/src/gallium/auxiliary/util/u_dump_state.c
index e44c6194c..c728bc402 100644
--- a/mesalib/src/gallium/auxiliary/util/u_dump_state.c
+++ b/mesalib/src/gallium/auxiliary/util/u_dump_state.c
@@ -303,6 +303,8 @@ util_dump_rasterizer_state(FILE *stream, const struct pipe_rasterizer_state *sta
 
    util_dump_member(stream, bool, state, flatshade);
    util_dump_member(stream, bool, state, light_twoside);
+   util_dump_member(stream, bool, state, clamp_vertex_color);
+   util_dump_member(stream, bool, state, clamp_fragment_color);
    util_dump_member(stream, uint, state, front_ccw);
    util_dump_member(stream, uint, state, cull_face);
    util_dump_member(stream, uint, state, fill_front);
@@ -326,6 +328,9 @@ util_dump_rasterizer_state(FILE *stream, const struct pipe_rasterizer_state *sta
    util_dump_member(stream, bool, state, line_last_pixel);
    util_dump_member(stream, bool, state, flatshade_first);
    util_dump_member(stream, bool, state, gl_rasterization_rules);
+   util_dump_member(stream, bool, state, rasterizer_discard);
+   util_dump_member(stream, bool, state, depth_clip);
+   util_dump_member(stream, uint, state, clip_plane_enable);
 
    util_dump_member(stream, float, state, line_width);
    util_dump_member(stream, float, state, point_size);
@@ -413,8 +418,6 @@ util_dump_clip_state(FILE *stream, const struct pipe_clip_state *state)
    util_dump_array_end(stream);
    util_dump_member_end(stream);
 
-   util_dump_member(stream, uint, state, nr);
-
    util_dump_struct_end(stream);
 }
 
diff --git a/mesalib/src/gallium/auxiliary/util/u_gen_mipmap.c b/mesalib/src/gallium/auxiliary/util/u_gen_mipmap.c
index 7cce815be..a28d41825 100644
--- a/mesalib/src/gallium/auxiliary/util/u_gen_mipmap.c
+++ b/mesalib/src/gallium/auxiliary/util/u_gen_mipmap.c
@@ -63,7 +63,6 @@ struct gen_mipmap_state
    struct pipe_depth_stencil_alpha_state depthstencil;
    struct pipe_rasterizer_state rasterizer;
    struct pipe_sampler_state sampler;
-   struct pipe_clip_state clip;
    struct pipe_vertex_element velem[2];
 
    void *vs;
@@ -1283,6 +1282,7 @@ util_create_gen_mipmap(struct pipe_context *pipe,
    memset(&ctx->rasterizer, 0, sizeof(ctx->rasterizer));
    ctx->rasterizer.cull_face = PIPE_FACE_NONE;
    ctx->rasterizer.gl_rasterization_rules = 1;
+   ctx->rasterizer.depth_clip = 1;
 
    /* sampler state */
    memset(&ctx->sampler, 0, sizeof(ctx->sampler));
@@ -1564,14 +1564,12 @@ util_gen_mipmap(struct gen_mipmap_state *ctx,
    cso_save_vertex_shader(ctx->cso);
    cso_save_geometry_shader(ctx->cso);
    cso_save_viewport(ctx->cso);
-   cso_save_clip(ctx->cso);
    cso_save_vertex_elements(ctx->cso);
 
    /* bind our state */
    cso_set_blend(ctx->cso, &ctx->blend);
    cso_set_depth_stencil_alpha(ctx->cso, &ctx->depthstencil);
    cso_set_rasterizer(ctx->cso, &ctx->rasterizer);
-   cso_set_clip(ctx->cso, &ctx->clip);
    cso_set_vertex_elements(ctx->cso, 2, ctx->velem);
    cso_set_stream_outputs(ctx->cso, 0, NULL, 0);
 
@@ -1688,7 +1686,6 @@ util_gen_mipmap(struct gen_mipmap_state *ctx,
    cso_restore_vertex_shader(ctx->cso);
    cso_restore_geometry_shader(ctx->cso);
    cso_restore_viewport(ctx->cso);
-   cso_restore_clip(ctx->cso);
    cso_restore_vertex_elements(ctx->cso);
    cso_restore_stream_outputs(ctx->cso);
 }
diff --git a/mesalib/src/gallium/auxiliary/util/u_sampler.c b/mesalib/src/gallium/auxiliary/util/u_sampler.c
index 3dcf4fcd0..227641bda 100644
--- a/mesalib/src/gallium/auxiliary/util/u_sampler.c
+++ b/mesalib/src/gallium/auxiliary/util/u_sampler.c
@@ -1,103 +1,109 @@
-/**************************************************************************

- *

- * Copyright 2010 VMware, Inc.

- * All Rights Reserved.

- *

- * Permission is hereby granted, free of charge, to any person obtaining a

- * copy of this software and associated documentation files (the

- * "Software"), to deal in the Software without restriction, including

- * without limitation the rights to use, copy, modify, merge, publish,

- * distribute, sub license, and/or sell copies of the Software, and to

- * permit persons to whom the Software is furnished to do so, subject to

- * the following conditions:

- *

- * The above copyright notice and this permission notice (including the

- * next paragraph) shall be included in all copies or substantial portions

- * of the Software.

- *

- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.

- * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR

- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,

- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE

- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

- *

- **************************************************************************/

-

-

-#include "u_format.h"

-#include "u_sampler.h"

-

-

-static void

-default_template(struct pipe_sampler_view *view,

-                 const struct pipe_resource *texture,

-                 enum pipe_format format,

-                 unsigned expand_green_blue)

-{

-   /* XXX: Check if format is compatible with texture->format.

-    */

-

-   view->format = format;

-   view->u.tex.first_level = 0;

-   view->u.tex.last_level = texture->last_level;

-   view->u.tex.first_layer = 0;

-   view->u.tex.last_layer = texture->target == PIPE_TEXTURE_3D ?

-                               texture->depth0 - 1 : texture->array_size - 1;

-   view->swizzle_r = PIPE_SWIZZLE_RED;

-   view->swizzle_g = PIPE_SWIZZLE_GREEN;

-   view->swizzle_b = PIPE_SWIZZLE_BLUE;

-   view->swizzle_a = PIPE_SWIZZLE_ALPHA;

-

-   /* Override default green and blue component expansion to the requested

-    * one.

-    *

-    * Gallium expands nonexistent components to (0,0,0,1), DX9 expands

-    * to (1,1,1,1).  Since alpha is always expanded to 1, and red is

-    * always present, we only really care about green and blue

-    * components.

-    *

-    * To make it look less hackish, one would have to add

-    * UTIL_FORMAT_SWIZZLE_EXPAND to indicate components for expansion

-    * and then override without exceptions or favoring one component

-    * over another.

-    */

-   if (format != PIPE_FORMAT_A8_UNORM) {

-      const struct util_format_description *desc = util_format_description(format);

-

-      assert(desc);

-      if (desc) {

-         if (desc->swizzle[1] == UTIL_FORMAT_SWIZZLE_0) {

-            view->swizzle_g = expand_green_blue;

-         }

-         if (desc->swizzle[2] == UTIL_FORMAT_SWIZZLE_0) {

-            view->swizzle_b = expand_green_blue;

-         }

-      }

-   }

-}

-

-void

-u_sampler_view_default_template(struct pipe_sampler_view *view,

-                                const struct pipe_resource *texture,

-                                enum pipe_format format)

-{

-   /* Expand to (0, 0, 0, 1) */

-   default_template(view,

-                    texture,

-                    format,

-                    PIPE_SWIZZLE_ZERO);

-}

-

-void

-u_sampler_view_default_dx9_template(struct pipe_sampler_view *view,

-                                    const struct pipe_resource *texture,

-                                    enum pipe_format format)

-{

-   /* Expand to (1, 1, 1, 1) */

-   default_template(view,

-                    texture,

-                    format,

-                    PIPE_SWIZZLE_ONE);

-}

+/**************************************************************************
+ *
+ * Copyright 2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+#include "u_format.h"
+#include "u_sampler.h"
+
+
+/**
+ * Initialize a pipe_sampler_view.  'view' is considered to have
+ * uninitialized contents.
+ */
+static void
+default_template(struct pipe_sampler_view *view,
+                 const struct pipe_resource *texture,
+                 enum pipe_format format,
+                 unsigned expand_green_blue)
+{
+   memset(view, 0, sizeof(*view));
+
+   /* XXX: Check if format is compatible with texture->format.
+    */
+
+   view->format = format;
+   view->u.tex.first_level = 0;
+   view->u.tex.last_level = texture->last_level;
+   view->u.tex.first_layer = 0;
+   view->u.tex.last_layer = texture->target == PIPE_TEXTURE_3D ?
+                               texture->depth0 - 1 : texture->array_size - 1;
+   view->swizzle_r = PIPE_SWIZZLE_RED;
+   view->swizzle_g = PIPE_SWIZZLE_GREEN;
+   view->swizzle_b = PIPE_SWIZZLE_BLUE;
+   view->swizzle_a = PIPE_SWIZZLE_ALPHA;
+
+   /* Override default green and blue component expansion to the requested
+    * one.
+    *
+    * Gallium expands nonexistent components to (0,0,0,1), DX9 expands
+    * to (1,1,1,1).  Since alpha is always expanded to 1, and red is
+    * always present, we only really care about green and blue
+    * components.
+    *
+    * To make it look less hackish, one would have to add
+    * UTIL_FORMAT_SWIZZLE_EXPAND to indicate components for expansion
+    * and then override without exceptions or favoring one component
+    * over another.
+    */
+   if (format != PIPE_FORMAT_A8_UNORM) {
+      const struct util_format_description *desc = util_format_description(format);
+
+      assert(desc);
+      if (desc) {
+         if (desc->swizzle[1] == UTIL_FORMAT_SWIZZLE_0) {
+            view->swizzle_g = expand_green_blue;
+         }
+         if (desc->swizzle[2] == UTIL_FORMAT_SWIZZLE_0) {
+            view->swizzle_b = expand_green_blue;
+         }
+      }
+   }
+}
+
+void
+u_sampler_view_default_template(struct pipe_sampler_view *view,
+                                const struct pipe_resource *texture,
+                                enum pipe_format format)
+{
+   /* Expand to (0, 0, 0, 1) */
+   default_template(view,
+                    texture,
+                    format,
+                    PIPE_SWIZZLE_ZERO);
+}
+
+void
+u_sampler_view_default_dx9_template(struct pipe_sampler_view *view,
+                                    const struct pipe_resource *texture,
+                                    enum pipe_format format)
+{
+   /* Expand to (1, 1, 1, 1) */
+   default_template(view,
+                    texture,
+                    format,
+                    PIPE_SWIZZLE_ONE);
+}
diff --git a/mesalib/src/gallium/auxiliary/util/u_surface.c b/mesalib/src/gallium/auxiliary/util/u_surface.c
index c7fbd3657..a541a38ff 100644
--- a/mesalib/src/gallium/auxiliary/util/u_surface.c
+++ b/mesalib/src/gallium/auxiliary/util/u_surface.c
@@ -42,17 +42,21 @@
 #include "util/u_surface.h"
 #include "util/u_pack_color.h"
 
+
+/**
+ * Initialize a pipe_surface object.  'view' is considered to have
+ * uninitialized contents.
+ */
 void
-u_surface_default_template(struct pipe_surface *view,
+u_surface_default_template(struct pipe_surface *surf,
                            const struct pipe_resource *texture,
                            unsigned bind)
 {
-   view->format = texture->format;
-   view->u.tex.level = 0;
-   view->u.tex.first_layer = 0;
-   view->u.tex.last_layer = 0;
+   memset(surf, 0, sizeof(*surf));
+
+   surf->format = texture->format;
    /* XXX should filter out all non-rt/ds bind flags ? */
-   view->usage = bind;
+   surf->usage = bind;
 }
 
 /**
@@ -108,7 +112,6 @@ util_create_rgba_surface(struct pipe_context *pipe,
       return FALSE;
 
    /* create surface */
-   memset(&surf_templ, 0, sizeof(surf_templ));
    u_surface_default_template(&surf_templ, *textureOut, bind);
    /* create surface / view into texture */
    *surfaceOut = pipe->create_surface(pipe,