X-Git-Url: https://git.libre-soc.org/?p=mesa.git;a=blobdiff_plain;f=src%2Fgallium%2Fdrivers%2Fsoftpipe%2Fsp_context.c;h=6a896b8a41d70ac09266ec6d47dfbf0f66841103;hp=a7c9959b3e13c1ca9c995c0037ce73cbab3b0933;hb=991def0edc823293d593fc23d2243556cbdc0ff4;hpb=3e54d63429fe7ca5db3c75c181abbaf7a7f55724

diff --git a/src/gallium/drivers/softpipe/sp_context.c b/src/gallium/drivers/softpipe/sp_context.c
index a7c9959b3e1..6a896b8a41d 100644
--- a/src/gallium/drivers/softpipe/sp_context.c
+++ b/src/gallium/drivers/softpipe/sp_context.c
@@ -1,6 +1,6 @@
 /**************************************************************************
  * 
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2007 VMware, Inc.
  * All Rights Reserved.
  * Copyright 2008 VMware, Inc.  All rights reserved.
  * 
@@ -19,7 +19,7 @@
  * 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 TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * 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.
@@ -27,7 +27,7 @@
  **************************************************************************/
 
 /* Author:
- *    Keith Whitwell <keith@tungstengraphics.com>
+ *    Keith Whitwell <keithw@vmware.com>
  */
 
 #include "draw/draw_context.h"
@@ -35,8 +35,11 @@
 #include "pipe/p_defines.h"
 #include "util/u_math.h"
 #include "util/u_memory.h"
+#include "util/u_pstipple.h"
 #include "util/u_inlines.h"
+#include "util/u_upload_mgr.h"
 #include "tgsi/tgsi_exec.h"
+#include "sp_buffer.h"
 #include "sp_clear.h"
 #include "sp_context.h"
 #include "sp_flush.h"
@@ -47,54 +50,45 @@
 #include "sp_tex_tile_cache.h"
 #include "sp_texture.h"
 #include "sp_query.h"
+#include "sp_screen.h"
+#include "sp_tex_sample.h"
+#include "sp_image.h"
 
-
-
-/**
- * Map any drawing surfaces which aren't already mapped
- */
-void
-softpipe_map_transfers(struct softpipe_context *sp)
+static void
+softpipe_destroy( struct pipe_context *pipe )
 {
-   unsigned i;
-
-   for (i = 0; i < sp->framebuffer.nr_cbufs; i++) {
-      sp_tile_cache_map_transfers(sp->cbuf_cache[i]);
-   }
-
-   sp_tile_cache_map_transfers(sp->zsbuf_cache);
-}
+   struct softpipe_context *softpipe = softpipe_context( pipe );
+   uint i, sh;
 
+#if DO_PSTIPPLE_IN_HELPER_MODULE
+   if (softpipe->pstipple.sampler)
+      pipe->delete_sampler_state(pipe, softpipe->pstipple.sampler);
 
-/**
- * Unmap any mapped drawing surfaces
- */
-void
-softpipe_unmap_transfers(struct softpipe_context *sp)
-{
-   uint i;
+   pipe_resource_reference(&softpipe->pstipple.texture, NULL);
+   pipe_sampler_view_reference(&softpipe->pstipple.sampler_view, NULL);
+#endif
 
-   for (i = 0; i < sp->framebuffer.nr_cbufs; i++) {
-      sp_tile_cache_unmap_transfers(sp->cbuf_cache[i]);
+   if (softpipe->blitter) {
+      util_blitter_destroy(softpipe->blitter);
    }
 
-   sp_tile_cache_unmap_transfers(sp->zsbuf_cache);
-}
+   if (softpipe->draw)
+      draw_destroy( softpipe->draw );
 
+   if (softpipe->quad.shade)
+      softpipe->quad.shade->destroy( softpipe->quad.shade );
 
-static void
-softpipe_destroy( struct pipe_context *pipe )
-{
-   struct softpipe_context *softpipe = softpipe_context( pipe );
-   uint i;
+   if (softpipe->quad.depth_test)
+      softpipe->quad.depth_test->destroy( softpipe->quad.depth_test );
 
-   if (softpipe->draw)
-      draw_destroy( softpipe->draw );
+   if (softpipe->quad.blend)
+      softpipe->quad.blend->destroy( softpipe->quad.blend );
+
+   if (softpipe->quad.pstipple)
+      softpipe->quad.pstipple->destroy( softpipe->quad.pstipple );
 
-   softpipe->quad.shade->destroy( softpipe->quad.shade );
-   softpipe->quad.depth_test->destroy( softpipe->quad.depth_test );
-   softpipe->quad.blend->destroy( softpipe->quad.blend );
-   softpipe->quad.pstipple->destroy( softpipe->quad.pstipple );
+   if (softpipe->pipe.stream_uploader)
+      u_upload_destroy(softpipe->pipe.stream_uploader);
 
    for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) {
       sp_destroy_tile_cache(softpipe->cbuf_cache[i]);
@@ -104,199 +98,150 @@ softpipe_destroy( struct pipe_context *pipe )
    sp_destroy_tile_cache(softpipe->zsbuf_cache);
    pipe_surface_reference(&softpipe->framebuffer.zsbuf, NULL);
 
-   for (i = 0; i < PIPE_MAX_SAMPLERS; i++) {
-      sp_destroy_tex_tile_cache(softpipe->tex_cache[i]);
-      pipe_sampler_view_reference(&softpipe->sampler_views[i], NULL);
+   for (sh = 0; sh < ARRAY_SIZE(softpipe->tex_cache); sh++) {
+      for (i = 0; i < ARRAY_SIZE(softpipe->tex_cache[0]); i++) {
+         sp_destroy_tex_tile_cache(softpipe->tex_cache[sh][i]);
+         pipe_sampler_view_reference(&softpipe->sampler_views[sh][i], NULL);
+      }
    }
 
-   for (i = 0; i < PIPE_MAX_VERTEX_SAMPLERS; i++) {
-      sp_destroy_tex_tile_cache(softpipe->vertex_tex_cache[i]);
-      pipe_sampler_view_reference(&softpipe->vertex_sampler_views[i], NULL);
+   for (sh = 0; sh < ARRAY_SIZE(softpipe->constants); sh++) {
+      for (i = 0; i < ARRAY_SIZE(softpipe->constants[0]); i++) {
+         if (softpipe->constants[sh][i]) {
+            pipe_resource_reference(&softpipe->constants[sh][i], NULL);
+         }
+      }
    }
 
-   for (i = 0; i < PIPE_MAX_GEOMETRY_SAMPLERS; i++) {
-      sp_destroy_tex_tile_cache(softpipe->geometry_tex_cache[i]);
-      pipe_sampler_view_reference(&softpipe->geometry_sampler_views[i], NULL);
+   for (i = 0; i < softpipe->num_vertex_buffers; i++) {
+      pipe_vertex_buffer_unreference(&softpipe->vertex_buffer[i]);
    }
 
-   for (i = 0; i < PIPE_SHADER_TYPES; i++) {
-      uint j;
+   tgsi_exec_machine_destroy(softpipe->fs_machine);
 
-      for (j = 0; j < PIPE_MAX_CONSTANT_BUFFERS; j++) {
-         if (softpipe->constants[i][j]) {
-            pipe_resource_reference(&softpipe->constants[i][j], NULL);
-         }
-      }
+   for (i = 0; i < PIPE_SHADER_TYPES; i++) {
+      FREE(softpipe->tgsi.sampler[i]);
+      FREE(softpipe->tgsi.image[i]);
+      FREE(softpipe->tgsi.buffer[i]);
    }
 
-   tgsi_exec_machine_destroy(softpipe->fs_machine);
-
    FREE( softpipe );
 }
 
 
 /**
  * if (the texture is being used as a framebuffer surface)
- *    return PIPE_REFERENCED_FOR_WRITE
+ *    return SP_REFERENCED_FOR_WRITE
  * else if (the texture is a bound texture source)
- *    return PIPE_REFERENCED_FOR_READ
+ *    return SP_REFERENCED_FOR_READ
  * else
- *    return PIPE_UNREFERENCED
+ *    return SP_UNREFERENCED
  */
-static unsigned int
+unsigned int
 softpipe_is_resource_referenced( struct pipe_context *pipe,
-				struct pipe_resource *texture,
-				unsigned face, unsigned level)
+                                 struct pipe_resource *texture,
+                                 unsigned level, int layer)
 {
    struct softpipe_context *softpipe = softpipe_context( pipe );
-   unsigned i;
+   unsigned i, sh;
 
    if (texture->target == PIPE_BUFFER)
-      return PIPE_UNREFERENCED;
-   
+      return SP_UNREFERENCED;
+
    /* check if any of the bound drawing surfaces are this texture */
    if (softpipe->dirty_render_cache) {
       for (i = 0; i < softpipe->framebuffer.nr_cbufs; i++) {
          if (softpipe->framebuffer.cbufs[i] && 
              softpipe->framebuffer.cbufs[i]->texture == texture) {
-            return PIPE_REFERENCED_FOR_WRITE;
+            return SP_REFERENCED_FOR_WRITE;
          }
       }
       if (softpipe->framebuffer.zsbuf && 
           softpipe->framebuffer.zsbuf->texture == texture) {
-         return PIPE_REFERENCED_FOR_WRITE;
+         return SP_REFERENCED_FOR_WRITE;
       }
    }
    
    /* check if any of the tex_cache textures are this texture */
-   for (i = 0; i < PIPE_MAX_SAMPLERS; i++) {
-      if (softpipe->tex_cache[i] &&
-          softpipe->tex_cache[i]->texture == texture)
-         return PIPE_REFERENCED_FOR_READ;
-   }
-   for (i = 0; i < PIPE_MAX_VERTEX_SAMPLERS; i++) {
-      if (softpipe->vertex_tex_cache[i] &&
-          softpipe->vertex_tex_cache[i]->texture == texture)
-         return PIPE_REFERENCED_FOR_READ;
-   }
-   for (i = 0; i < PIPE_MAX_GEOMETRY_SAMPLERS; i++) {
-      if (softpipe->geometry_tex_cache[i] &&
-          softpipe->geometry_tex_cache[i]->texture == texture)
-         return PIPE_REFERENCED_FOR_READ;
+   for (sh = 0; sh < ARRAY_SIZE(softpipe->tex_cache); sh++) {
+      for (i = 0; i < ARRAY_SIZE(softpipe->tex_cache[0]); i++) {
+         if (softpipe->tex_cache[sh][i] &&
+             softpipe->tex_cache[sh][i]->texture == texture)
+            return SP_REFERENCED_FOR_READ;
+      }
    }
 
-   return PIPE_UNREFERENCED;
+   return SP_UNREFERENCED;
 }
 
 
 
 
 static void
-softpipe_render_condition( struct pipe_context *pipe,
-                           struct pipe_query *query,
-                           uint mode )
+softpipe_render_condition(struct pipe_context *pipe,
+                          struct pipe_query *query,
+                          bool condition,
+                          enum pipe_render_cond_flag mode)
 {
    struct softpipe_context *softpipe = softpipe_context( pipe );
 
    softpipe->render_cond_query = query;
    softpipe->render_cond_mode = mode;
+   softpipe->render_cond_cond = condition;
 }
 
 
 
 struct pipe_context *
-softpipe_create_context( struct pipe_screen *screen,
-			 void *priv )
+softpipe_create_context(struct pipe_screen *screen,
+			void *priv, unsigned flags)
 {
+   struct softpipe_screen *sp_screen = softpipe_screen(screen);
    struct softpipe_context *softpipe = CALLOC_STRUCT(softpipe_context);
-   uint i;
+   uint i, sh;
 
    util_init_math();
 
-#ifdef PIPE_ARCH_X86
-   softpipe->use_sse = !debug_get_bool_option( "GALLIUM_NOSSE", FALSE );
-#else
-   softpipe->use_sse = FALSE;
-#endif
+   for (i = 0; i < PIPE_SHADER_TYPES; i++) {
+      softpipe->tgsi.sampler[i] = sp_create_tgsi_sampler();
+   }
+
+   for (i = 0; i < PIPE_SHADER_TYPES; i++) {
+      softpipe->tgsi.image[i] = sp_create_tgsi_image();
+   }
 
-   softpipe->dump_fs = debug_get_bool_option( "GALLIUM_DUMP_FS", FALSE );
-   softpipe->dump_gs = debug_get_bool_option( "SOFTPIPE_DUMP_GS", FALSE );
+   for (i = 0; i < PIPE_SHADER_TYPES; i++) {
+      softpipe->tgsi.buffer[i] = sp_create_tgsi_buffer();
+   }
 
-   softpipe->pipe.winsys = NULL;
    softpipe->pipe.screen = screen;
    softpipe->pipe.destroy = softpipe_destroy;
    softpipe->pipe.priv = priv;
 
    /* state setters */
-   softpipe->pipe.create_blend_state = softpipe_create_blend_state;
-   softpipe->pipe.bind_blend_state   = softpipe_bind_blend_state;
-   softpipe->pipe.delete_blend_state = softpipe_delete_blend_state;
-
-   softpipe->pipe.create_sampler_state = softpipe_create_sampler_state;
-   softpipe->pipe.bind_fragment_sampler_states  = softpipe_bind_sampler_states;
-   softpipe->pipe.bind_vertex_sampler_states = softpipe_bind_vertex_sampler_states;
-   softpipe->pipe.bind_geometry_sampler_states = softpipe_bind_geometry_sampler_states;
-   softpipe->pipe.delete_sampler_state = softpipe_delete_sampler_state;
-
-   softpipe->pipe.create_depth_stencil_alpha_state = softpipe_create_depth_stencil_state;
-   softpipe->pipe.bind_depth_stencil_alpha_state   = softpipe_bind_depth_stencil_state;
-   softpipe->pipe.delete_depth_stencil_alpha_state = softpipe_delete_depth_stencil_state;
-
-   softpipe->pipe.create_rasterizer_state = softpipe_create_rasterizer_state;
-   softpipe->pipe.bind_rasterizer_state   = softpipe_bind_rasterizer_state;
-   softpipe->pipe.delete_rasterizer_state = softpipe_delete_rasterizer_state;
-
-   softpipe->pipe.create_fs_state = softpipe_create_fs_state;
-   softpipe->pipe.bind_fs_state   = softpipe_bind_fs_state;
-   softpipe->pipe.delete_fs_state = softpipe_delete_fs_state;
-
-   softpipe->pipe.create_vs_state = softpipe_create_vs_state;
-   softpipe->pipe.bind_vs_state   = softpipe_bind_vs_state;
-   softpipe->pipe.delete_vs_state = softpipe_delete_vs_state;
-
-   softpipe->pipe.create_gs_state = softpipe_create_gs_state;
-   softpipe->pipe.bind_gs_state   = softpipe_bind_gs_state;
-   softpipe->pipe.delete_gs_state = softpipe_delete_gs_state;
-
-   softpipe->pipe.create_vertex_elements_state = softpipe_create_vertex_elements_state;
-   softpipe->pipe.bind_vertex_elements_state = softpipe_bind_vertex_elements_state;
-   softpipe->pipe.delete_vertex_elements_state = softpipe_delete_vertex_elements_state;
-
-   softpipe->pipe.create_stream_output_state = softpipe_create_stream_output_state;
-   softpipe->pipe.bind_stream_output_state = softpipe_bind_stream_output_state;
-   softpipe->pipe.delete_stream_output_state = softpipe_delete_stream_output_state;
-
-   softpipe->pipe.set_blend_color = softpipe_set_blend_color;
-   softpipe->pipe.set_stencil_ref = softpipe_set_stencil_ref;
-   softpipe->pipe.set_clip_state = softpipe_set_clip_state;
-   softpipe->pipe.set_sample_mask = softpipe_set_sample_mask;
-   softpipe->pipe.set_constant_buffer = softpipe_set_constant_buffer;
+   softpipe_init_blend_funcs(&softpipe->pipe);
+   softpipe_init_clip_funcs(&softpipe->pipe);
+   softpipe_init_query_funcs( softpipe );
+   softpipe_init_rasterizer_funcs(&softpipe->pipe);
+   softpipe_init_sampler_funcs(&softpipe->pipe);
+   softpipe_init_shader_funcs(&softpipe->pipe);
+   softpipe_init_streamout_funcs(&softpipe->pipe);
+   softpipe_init_texture_funcs( &softpipe->pipe );
+   softpipe_init_vertex_funcs(&softpipe->pipe);
+   softpipe_init_image_funcs(&softpipe->pipe);
+
    softpipe->pipe.set_framebuffer_state = softpipe_set_framebuffer_state;
-   softpipe->pipe.set_polygon_stipple = softpipe_set_polygon_stipple;
-   softpipe->pipe.set_scissor_state = softpipe_set_scissor_state;
-   softpipe->pipe.set_fragment_sampler_views = softpipe_set_sampler_views;
-   softpipe->pipe.set_vertex_sampler_views = softpipe_set_vertex_sampler_views;
-   softpipe->pipe.set_geometry_sampler_views = softpipe_set_geometry_sampler_views;
-   softpipe->pipe.create_sampler_view = softpipe_create_sampler_view;
-   softpipe->pipe.sampler_view_destroy = softpipe_sampler_view_destroy;
-   softpipe->pipe.set_viewport_state = softpipe_set_viewport_state;
-   softpipe->pipe.set_stream_output_buffers = softpipe_set_stream_output_buffers;
-   softpipe->pipe.set_vertex_buffers = softpipe_set_vertex_buffers;
-   softpipe->pipe.set_index_buffer = softpipe_set_index_buffer;
 
    softpipe->pipe.draw_vbo = softpipe_draw_vbo;
-   softpipe->pipe.draw_stream_output = softpipe_draw_stream_output;
-
-   softpipe->pipe.clear = softpipe_clear;
-   softpipe->pipe.flush = softpipe_flush;
 
-   softpipe->pipe.is_resource_referenced = softpipe_is_resource_referenced;
-
-   softpipe_init_query_funcs( softpipe );
-   softpipe_init_texture_funcs( &softpipe->pipe );
+   softpipe->pipe.launch_grid = softpipe_launch_grid;
 
+   softpipe->pipe.clear = softpipe_clear;
+   softpipe->pipe.flush = softpipe_flush_wrapped;
+   softpipe->pipe.texture_barrier = softpipe_texture_barrier;
+   softpipe->pipe.memory_barrier = softpipe_memory_barrier;
    softpipe->pipe.render_condition = softpipe_render_condition;
-
+   
    /*
     * Alloc caches for accessing drawing surfaces and textures.
     * Must be before quad stage setup!
@@ -305,16 +250,16 @@ softpipe_create_context( struct pipe_screen *screen,
       softpipe->cbuf_cache[i] = sp_create_tile_cache( &softpipe->pipe );
    softpipe->zsbuf_cache = sp_create_tile_cache( &softpipe->pipe );
 
-   for (i = 0; i < PIPE_MAX_SAMPLERS; i++)
-      softpipe->tex_cache[i] = sp_create_tex_tile_cache( &softpipe->pipe );
-   for (i = 0; i < PIPE_MAX_VERTEX_SAMPLERS; i++) {
-      softpipe->vertex_tex_cache[i] = sp_create_tex_tile_cache( &softpipe->pipe );
-   }
-   for (i = 0; i < PIPE_MAX_GEOMETRY_SAMPLERS; i++) {
-      softpipe->geometry_tex_cache[i] = sp_create_tex_tile_cache( &softpipe->pipe );
+   /* Allocate texture caches */
+   for (sh = 0; sh < ARRAY_SIZE(softpipe->tex_cache); sh++) {
+      for (i = 0; i < ARRAY_SIZE(softpipe->tex_cache[0]); i++) {
+         softpipe->tex_cache[sh][i] = sp_create_tex_tile_cache(&softpipe->pipe);
+         if (!softpipe->tex_cache[sh][i])
+            goto fail;
+      }
    }
 
-   softpipe->fs_machine = tgsi_exec_machine_create();
+   softpipe->fs_machine = tgsi_exec_machine_create(PIPE_SHADER_FRAGMENT);
 
    /* setup quad rendering stages */
    softpipe->quad.shade = sp_quad_shade_stage(softpipe);
@@ -322,28 +267,50 @@ softpipe_create_context( struct pipe_screen *screen,
    softpipe->quad.blend = sp_quad_blend_stage(softpipe);
    softpipe->quad.pstipple = sp_quad_polygon_stipple_stage(softpipe);
 
+   softpipe->pipe.stream_uploader = u_upload_create_default(&softpipe->pipe);
+   if (!softpipe->pipe.stream_uploader)
+      goto fail;
+   softpipe->pipe.const_uploader = softpipe->pipe.stream_uploader;
 
    /*
     * Create drawing context and plug our rendering stage into it.
     */
-   softpipe->draw = draw_create(&softpipe->pipe);
+   if (sp_screen->use_llvm)
+      softpipe->draw = draw_create(&softpipe->pipe);
+   else
+      softpipe->draw = draw_create_no_llvm(&softpipe->pipe);
    if (!softpipe->draw) 
       goto fail;
 
-   draw_texture_samplers(softpipe->draw,
-                         PIPE_SHADER_VERTEX,
-                         PIPE_MAX_VERTEX_SAMPLERS,
-                         (struct tgsi_sampler **)
-                            softpipe->tgsi.vert_samplers_list);
+   draw_texture_sampler(softpipe->draw,
+                        PIPE_SHADER_VERTEX,
+                        (struct tgsi_sampler *)
+                           softpipe->tgsi.sampler[PIPE_SHADER_VERTEX]);
 
-   draw_texture_samplers(softpipe->draw,
-                         PIPE_SHADER_GEOMETRY,
-                         PIPE_MAX_GEOMETRY_SAMPLERS,
-                         (struct tgsi_sampler **)
-                            softpipe->tgsi.geom_samplers_list);
+   draw_texture_sampler(softpipe->draw,
+                        PIPE_SHADER_GEOMETRY,
+                        (struct tgsi_sampler *)
+                           softpipe->tgsi.sampler[PIPE_SHADER_GEOMETRY]);
 
-   if (debug_get_bool_option( "SP_NO_RAST", FALSE ))
-      softpipe->no_rast = TRUE;
+   draw_image(softpipe->draw,
+              PIPE_SHADER_VERTEX,
+              (struct tgsi_image *)
+              softpipe->tgsi.image[PIPE_SHADER_VERTEX]);
+
+   draw_image(softpipe->draw,
+              PIPE_SHADER_GEOMETRY,
+              (struct tgsi_image *)
+              softpipe->tgsi.image[PIPE_SHADER_GEOMETRY]);
+
+   draw_buffer(softpipe->draw,
+              PIPE_SHADER_VERTEX,
+              (struct tgsi_buffer *)
+              softpipe->tgsi.buffer[PIPE_SHADER_VERTEX]);
+
+   draw_buffer(softpipe->draw,
+              PIPE_SHADER_GEOMETRY,
+              (struct tgsi_buffer *)
+              softpipe->tgsi.buffer[PIPE_SHADER_GEOMETRY]);
 
    softpipe->vbuf_backend = sp_create_vbuf_backend(softpipe);
    if (!softpipe->vbuf_backend)
@@ -356,6 +323,13 @@ softpipe_create_context( struct pipe_screen *screen,
    draw_set_rasterize_stage(softpipe->draw, softpipe->vbuf);
    draw_set_render(softpipe->draw, softpipe->vbuf_backend);
 
+   softpipe->blitter = util_blitter_create(&softpipe->pipe);
+   if (!softpipe->blitter) {
+      goto fail;
+   }
+
+   /* must be done before installing Draw stages */
+   util_blitter_cache_all_shaders(softpipe->blitter);
 
    /* plug in AA line/point stages */
    draw_install_aaline_stage(softpipe->draw, &softpipe->pipe);
@@ -370,6 +344,11 @@ softpipe_create_context( struct pipe_screen *screen,
 
    sp_init_surface_functions(softpipe);
 
+#if DO_PSTIPPLE_IN_HELPER_MODULE
+   /* create the polgon stipple sampler */
+   softpipe->pstipple.sampler = util_pstipple_create_sampler(&softpipe->pipe);
+#endif
+
    return &softpipe->pipe;
 
  fail: