Added few more stubs so that control reaches to DestroyDevice().
[mesa.git] / src / gallium / drivers / softpipe / sp_quad_pipe.c
index b5f69b74264f571d2b733f1500c61c306284ffa8..dbe4c0eb67e44a457f6e95e47fa921e5a195b385 100644 (file)
@@ -1,6 +1,6 @@
 /**************************************************************************
  * 
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2007 VMware, Inc.
  * All Rights Reserved.
  * 
  * Permission is hereby granted, free of charge, to any person obtaining a
@@ -18,7 +18,7 @@
  * 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.
 #include "sp_state.h"
 #include "pipe/p_shader_tokens.h"
 
-static void
-sp_push_quad_first(
-   struct softpipe_context *sp,
-   struct quad_stage *quad,
-   uint i )
-{
-   quad->next = sp->quad[i].first;
-   sp->quad[i].first = quad;
-}
 
 static void
-sp_build_depth_stencil(
-   struct softpipe_context *sp,
-   uint i )
+insert_stage_at_head(struct softpipe_context *sp, struct quad_stage *quad)
 {
-   if (sp->depth_stencil->stencil[0].enabled ||
-       sp->depth_stencil->stencil[1].enabled) {
-      sp_push_quad_first( sp, sp->quad[i].stencil_test, i );
-   }
-   else if (sp->depth_stencil->depth.enabled &&
-            sp->framebuffer.zsbuf) {
-      sp_push_quad_first( sp, sp->quad[i].depth_test, i );
-   }
+   quad->next = sp->quad.first;
+   sp->quad.first = quad;
 }
 
+
 void
 sp_build_quad_pipeline(struct softpipe_context *sp)
 {
-   uint i;
-
    boolean early_depth_test =
-               sp->depth_stencil->depth.enabled &&
-               sp->framebuffer.zsbuf &&
-               !sp->depth_stencil->alpha.enabled &&
-               !sp->fs->info.uses_kill &&
-               !sp->fs->info.writes_z;
-
-   /* build up the pipeline in reverse order... */
-   for (i = 0; i < SP_NUM_QUAD_THREADS; i++) {
-      sp->quad[i].first = sp->quad[i].output;
-
-      if (sp->blend->colormask != 0xf) {
-         sp_push_quad_first( sp, sp->quad[i].colormask, i );
-      }
-
-      if (sp->blend->blend_enable ||
-          sp->blend->logicop_enable) {
-         sp_push_quad_first( sp, sp->quad[i].blend, i );
-      }
-
-      if (sp->active_query_count) {
-         sp_push_quad_first( sp, sp->quad[i].occlusion, i );
-      }
-
-      if (sp->rasterizer->poly_smooth ||
-          sp->rasterizer->line_smooth ||
-          sp->rasterizer->point_smooth) {
-         sp_push_quad_first( sp, sp->quad[i].coverage, i );
-      }
-
-      if (!early_depth_test) {
-         sp_build_depth_stencil( sp, i );
-      }
-
-      if (sp->depth_stencil->alpha.enabled) {
-         sp_push_quad_first( sp, sp->quad[i].alpha_test, i );
-      }
-
-      /* XXX always enable shader? */
-      if (1) {
-         sp_push_quad_first( sp, sp->quad[i].shade, i );
-      }
-
-      if (early_depth_test) {
-         sp_build_depth_stencil( sp, i );
-         sp_push_quad_first( sp, sp->quad[i].earlyz, i );
-      }
+      (sp->depth_stencil->depth.enabled &&
+      sp->framebuffer.zsbuf &&
+      !sp->depth_stencil->alpha.enabled &&
+      !sp->fs_variant->info.uses_kill &&
+      !sp->fs_variant->info.writes_z &&
+       !sp->fs_variant->info.writes_stencil) ||
+      sp->fs_variant->info.properties[TGSI_PROPERTY_FS_EARLY_DEPTH_STENCIL];
+
+   sp->quad.first = sp->quad.blend;
+
+   sp->early_depth = early_depth_test;
+   if (early_depth_test) {
+      insert_stage_at_head( sp, sp->quad.shade );
+      insert_stage_at_head( sp, sp->quad.depth_test );
+   }
+   else {
+      insert_stage_at_head( sp, sp->quad.depth_test );
+      insert_stage_at_head( sp, sp->quad.shade );
+   }
 
-#if !USE_DRAW_STAGE_PSTIPPLE
-      if (sp->rasterizer->poly_stipple_enable) {
-         sp_push_quad_first( sp, sp->quad[i].polygon_stipple, i );
-      }
+#if !DO_PSTIPPLE_IN_DRAW_MODULE && !DO_PSTIPPLE_IN_HELPER_MODULE
+   if (sp->rasterizer->poly_stipple_enable)
+      insert_stage_at_head( sp, sp->quad.pstipple );
 #endif
-   }
 }