7 files changed, 17 insertions, 23 deletions
diff --git a/src/mesa/state_tracker/st_atom_clip.c b/src/mesa/state_tracker/st_atom_clip.c
index 236d3cf409d..2a51100984a 100644
--- a/src/mesa/state_tracker/st_atom_clip.c
+++ b/src/mesa/state_tracker/st_atom_clip.c
@@ -35,6 +35,7 @@
 #include "pipe/p_context.h"
 #include "st_atom.h"
 #include "st_program.h"
+#include "util/u_debug.h"
 #include "cso_cache/cso_context.h"
 
 
@@ -44,10 +45,9 @@ static void update_clip( struct st_context *st )
 {
    struct pipe_clip_state clip;
    const struct gl_context *ctx = st->ctx;
-   GLuint i;
    bool use_eye = FALSE;
 
-   memset(&clip, 0, sizeof(clip));
+   assert(sizeof(clip.ucp) <= sizeof(ctx->Transform._ClipUserPlane));
 
    /* if we have a vertex shader that writes clip vertex we need to pass
       the pre-projection transformed coordinates into the driver. */
@@ -56,21 +56,11 @@ static void update_clip( struct st_context *st )
          use_eye = TRUE;
    }
 
-   for (i = 0; i < PIPE_MAX_CLIP_PLANES; i++) {
-      if (ctx->Transform.ClipPlanesEnabled & (1 << i)) {
-         memcpy(clip.ucp[clip.nr],
-                use_eye ? ctx->Transform.EyeUserPlane[i] : ctx->Transform._ClipUserPlane[i],
-                sizeof(clip.ucp[0]));
-         clip.nr++;
-      }
-   }
-
-   clip.depth_clamp = ctx->Transform.DepthClamp != GL_FALSE;
-      
-   if (memcmp(&clip, &st->state.clip, sizeof(clip)) != 0) {
-      st->state.clip = clip;
-      cso_set_clip(st->cso_context, &clip);
-   }
+   memcpy(clip.ucp,
+          use_eye ? ctx->Transform.EyeUserPlane
+                  : ctx->Transform._ClipUserPlane, sizeof(clip.ucp));
+   st->state.clip = clip;
+   cso_set_clip(st->cso_context, &clip);
 }
 
 
diff --git a/src/mesa/state_tracker/st_atom_rasterizer.c b/src/mesa/state_tracker/st_atom_rasterizer.c
index 2d6ad45bad9..f3d28e675f5 100644
--- a/src/mesa/state_tracker/st_atom_rasterizer.c
+++ b/src/mesa/state_tracker/st_atom_rasterizer.c
@@ -261,6 +261,10 @@ static void update_raster_state( struct st_context *st )
    /* _NEW_RASTERIZER_DISCARD */
    raster->rasterizer_discard = ctx->RasterDiscard;
 
+   /* _NEW_TRANSFORM */
+   raster->depth_clip = ctx->Transform.DepthClamp == GL_FALSE;
+   raster->clip_plane_enable = ctx->Transform.ClipPlanesEnabled;
+
    cso_set_rasterizer(st->cso_context, raster);
 }
 
@@ -276,7 +280,8 @@ const struct st_tracked_state st_update_rasterizer = {
        _NEW_PROGRAM |
        _NEW_SCISSOR |
        _NEW_FRAG_CLAMP |
-       _NEW_RASTERIZER_DISCARD),      /* mesa state dependencies*/
+       _NEW_RASTERIZER_DISCARD |
+       _NEW_TRANSFORM),      /* mesa state dependencies*/
       ST_NEW_VERTEX_PROGRAM,  /* state tracker dependencies */
    },
    update_raster_state     /* update function */
diff --git a/src/mesa/state_tracker/st_cb_bitmap.c b/src/mesa/state_tracker/st_cb_bitmap.c
index af33bcf8605..a9709680208 100644
--- a/src/mesa/state_tracker/st_cb_bitmap.c
+++ b/src/mesa/state_tracker/st_cb_bitmap.c
@@ -870,6 +870,7 @@ st_init_bitmap(struct st_context *st)
    /* init baseline rasterizer state once */
    memset(&st->bitmap.rasterizer, 0, sizeof(st->bitmap.rasterizer));
    st->bitmap.rasterizer.gl_rasterization_rules = 1;
+   st->bitmap.rasterizer.depth_clip = 1;
 
    /* find a usable texture format */
    if (screen->is_format_supported(screen, PIPE_FORMAT_I8_UNORM,
diff --git a/src/mesa/state_tracker/st_cb_clear.c b/src/mesa/state_tracker/st_cb_clear.c
index 23700eeb7ed..a8365a70843 100644
--- a/src/mesa/state_tracker/st_cb_clear.c
+++ b/src/mesa/state_tracker/st_cb_clear.c
@@ -68,6 +68,7 @@ st_init_clear(struct st_context *st)
    memset(&st->clear, 0, sizeof(st->clear));
 
    st->clear.raster.gl_rasterization_rules = 1;
+   st->clear.raster.depth_clip = 1;
    st->clear.enable_ds_separate = pscreen->get_param(pscreen, PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE);
 }
 
@@ -248,7 +249,6 @@ clear_with_quad(struct gl_context *ctx,
    cso_save_depth_stencil_alpha(st->cso_context);
    cso_save_rasterizer(st->cso_context);
    cso_save_viewport(st->cso_context);
-   cso_save_clip(st->cso_context);
    cso_save_fragment_shader(st->cso_context);
    cso_save_stream_outputs(st->cso_context);
    cso_save_vertex_shader(st->cso_context);
@@ -326,7 +326,6 @@ clear_with_quad(struct gl_context *ctx,
       cso_set_viewport(st->cso_context, &vp);
    }
 
-   cso_set_clip(st->cso_context, &st->clear.clip);
    set_fragment_shader(st);
    set_vertex_shader(st);
    cso_set_geometry_shader_handle(st->cso_context, NULL);
@@ -346,7 +345,6 @@ clear_with_quad(struct gl_context *ctx,
    cso_restore_depth_stencil_alpha(st->cso_context);
    cso_restore_rasterizer(st->cso_context);
    cso_restore_viewport(st->cso_context);
-   cso_restore_clip(st->cso_context);
    cso_restore_fragment_shader(st->cso_context);
    cso_restore_vertex_shader(st->cso_context);
    cso_restore_geometry_shader(st->cso_context);
diff --git a/src/mesa/state_tracker/st_cb_drawpixels.c b/src/mesa/state_tracker/st_cb_drawpixels.c
index 0609a54eab0..13c4f3369cc 100644
--- a/src/mesa/state_tracker/st_cb_drawpixels.c
+++ b/src/mesa/state_tracker/st_cb_drawpixels.c
@@ -686,6 +686,7 @@ draw_textured_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z,
       memset(&rasterizer, 0, sizeof(rasterizer));
       rasterizer.clamp_fragment_color = ctx->Color._ClampFragmentColor;
       rasterizer.gl_rasterization_rules = 1;
+      rasterizer.depth_clip = !ctx->Transform.DepthClamp;
       rasterizer.scissor = ctx->Scissor.Enabled;
       cso_set_rasterizer(cso, &rasterizer);
    }
diff --git a/src/mesa/state_tracker/st_context.h b/src/mesa/state_tracker/st_context.h
index c6078098963..9db50b3f4c8 100644
--- a/src/mesa/state_tracker/st_context.h
+++ b/src/mesa/state_tracker/st_context.h
@@ -167,7 +167,6 @@ struct st_context
    struct {
       struct pipe_rasterizer_state raster;
       struct pipe_viewport_state viewport;
-      struct pipe_clip_state clip;
       void *vs;
       void *fs;
       float vertices[4][2][4];  /**< vertex pos + color */
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index 4c8c67fca08..a9d40543638 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -592,7 +592,7 @@ void st_init_extensions(struct st_context *st)
       st->sw_primitive_restart = GL_TRUE;
    }
 
-   if (screen->get_param(screen, PIPE_CAP_DEPTH_CLAMP)) {
+   if (screen->get_param(screen, PIPE_CAP_DEPTH_CLIP_DISABLE)) {
       ctx->Extensions.ARB_depth_clamp = GL_TRUE;
    }