From 03b5267f52d440b1b357918ed7de2ca948f314e1 Mon Sep 17 00:00:00 2001
From: Brian <brian.paul@tungstengraphics.com>
Date: Wed, 27 Feb 2008 10:17:57 -0700
Subject: gallium/i965: implement pipe_screen for i965 driver (untested)

---
 src/gallium/drivers/i965simple/brw_context.c | 70 +++++-----------------------
 1 file changed, 12 insertions(+), 58 deletions(-)

(limited to 'src/gallium/drivers/i965simple/brw_context.c')

diff --git a/src/gallium/drivers/i965simple/brw_context.c b/src/gallium/drivers/i965simple/brw_context.c
index 6fb840708e..d90b32d4b4 100644
--- a/src/gallium/drivers/i965simple/brw_context.c
+++ b/src/gallium/drivers/i965simple/brw_context.c
@@ -40,15 +40,14 @@
 #include "pipe/p_winsys.h"
 #include "pipe/p_context.h"
 #include "pipe/p_util.h"
+#include "pipe/p_screen.h"
 
-/***************************************
- * Mesa's Driver Functions
- ***************************************/
 
 #ifndef BRW_DEBUG
 int BRW_DEBUG = (0);
 #endif
 
+
 static void brw_destroy(struct pipe_context *pipe)
 {
    struct brw_context *brw = brw_context(pipe);
@@ -56,6 +55,7 @@ static void brw_destroy(struct pipe_context *pipe)
    FREE(brw);
 }
 
+
 static void brw_clear(struct pipe_context *pipe, struct pipe_surface *ps,
                       unsigned clearValue)
 {
@@ -74,64 +74,17 @@ static void brw_clear(struct pipe_context *pipe, struct pipe_surface *ps,
 static int
 brw_get_param(struct pipe_context *pipe, int param)
 {
-   switch (param) {
-   case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
-      return 8;
-   case PIPE_CAP_NPOT_TEXTURES:
-      return 1;
-   case PIPE_CAP_TWO_SIDED_STENCIL:
-      return 1;
-   case PIPE_CAP_GLSL:
-      return 0;
-   case PIPE_CAP_S3TC:
-      return 0;
-   case PIPE_CAP_ANISOTROPIC_FILTER:
-      return 0;
-   case PIPE_CAP_POINT_SPRITE:
-      return 0;
-   case PIPE_CAP_MAX_RENDER_TARGETS:
-      return 1;
-   case PIPE_CAP_OCCLUSION_QUERY:
-      return 0;
-   case PIPE_CAP_TEXTURE_SHADOW_MAP:
-      return 1;
-   case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
-      return 11; /* max 1024x1024 */
-   case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
-      return 8;  /* max 128x128x128 */
-   case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
-      return 11; /* max 1024x1024 */
-   default:
-      return 0;
-   }
+   return pipe->screen->get_param(pipe->screen, param);
 }
 
 
 static float
 brw_get_paramf(struct pipe_context *pipe, int param)
 {
-   switch (param) {
-   case PIPE_CAP_MAX_LINE_WIDTH:
-      /* fall-through */
-   case PIPE_CAP_MAX_LINE_WIDTH_AA:
-      return 7.5;
-
-   case PIPE_CAP_MAX_POINT_WIDTH:
-      /* fall-through */
-   case PIPE_CAP_MAX_POINT_WIDTH_AA:
-      return 255.0;
-
-   case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
-      return 4.0;
-
-   case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
-      return 16.0;
-
-   default:
-      return 0;
-   }
+   return pipe->screen->get_paramf(pipe->screen, param);
 }
 
+
 static boolean
 brw_is_format_supported( struct pipe_context *pipe,
                           enum pipe_format format, uint type )
@@ -200,22 +153,23 @@ brw_is_format_supported( struct pipe_context *pipe,
 
 
 
-struct pipe_context *brw_create(struct pipe_winsys *pipe_winsys,
+struct pipe_context *brw_create(struct pipe_screen *screen,
                                 struct brw_winsys *brw_winsys,
                                 unsigned pci_id)
 {
    struct brw_context *brw;
 
-   pipe_winsys->printf(pipe_winsys,
-                       "%s: creating brw_context with pci id 0x%x\n",
-                       __FUNCTION__, pci_id);
+   screen->winsys->printf(screen->winsys,
+                          "%s: creating brw_context with pci id 0x%x\n",
+                          __FUNCTION__, pci_id);
 
    brw = CALLOC_STRUCT(brw_context);
    if (brw == NULL)
       return NULL;
 
    brw->winsys = brw_winsys;
-   brw->pipe.winsys = pipe_winsys;
+   brw->pipe.winsys = screen->winsys;
+   brw->pipe.screen = screen;
 
    brw->pipe.destroy = brw_destroy;
    brw->pipe.is_format_supported = brw_is_format_supported;
-- 
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