Remove intel_state.c, intel_rotate.[ch]

7 files changed, 0 insertions, 603 deletions

diff --git a/src/mesa/drivers/dri/i915pipe/Makefile b/src/mesa/drivers/dri/i915pipe/Makefile
index 8cc8d91264..2331e81b1c 100644
--- a/src/mesa/drivers/dri/i915pipe/Makefile
+++ b/src/mesa/drivers/dri/i915pipe/Makefile
@@ -26,9 +26,7 @@ DRIVER_SOURCES = \
 	intel_blit.c \
 	intel_context.c \
 	intel_ioctl.c \
-	intel_rotate.c \
 	intel_screen.c \
-	intel_state.c \
 	intel_surface.c \
 	intel_fbo.c \
 	intel_depthstencil.c \
diff --git a/src/mesa/drivers/dri/i915pipe/intel_context.c b/src/mesa/drivers/dri/i915pipe/intel_context.c
index 9229ec35cc..b66dbe71e5 100644
--- a/src/mesa/drivers/dri/i915pipe/intel_context.c
+++ b/src/mesa/drivers/dri/i915pipe/intel_context.c
@@ -330,7 +330,6 @@ intelInitDriverFunctions(struct dd_function_table *functions)
 
    intelInitTextureFuncs(functions);
    intelInitPixelFuncs(functions);
-   intelInitStateFuncs(functions);
    intelInitBufferFuncs(functions);
 }
 
diff --git a/src/mesa/drivers/dri/i915pipe/intel_context.h b/src/mesa/drivers/dri/i915pipe/intel_context.h
index 9d331e41b5..cac9fd7b49 100644
--- a/src/mesa/drivers/dri/i915pipe/intel_context.h
+++ b/src/mesa/drivers/dri/i915pipe/intel_context.h
@@ -334,72 +334,10 @@ extern void intelFlush(GLcontext * ctx);
 extern void intelInitDriverFunctions(struct dd_function_table *functions);
 
 
-/* ================================================================
- * intel_state.c:
- */
-extern void intelInitStateFuncs(struct dd_function_table *functions);
-
-#define COMPAREFUNC_ALWAYS		0
-#define COMPAREFUNC_NEVER		0x1
-#define COMPAREFUNC_LESS		0x2
-#define COMPAREFUNC_EQUAL		0x3
-#define COMPAREFUNC_LEQUAL		0x4
-#define COMPAREFUNC_GREATER		0x5
-#define COMPAREFUNC_NOTEQUAL		0x6
-#define COMPAREFUNC_GEQUAL		0x7
-
-#define STENCILOP_KEEP			0
-#define STENCILOP_ZERO			0x1
-#define STENCILOP_REPLACE		0x2
-#define STENCILOP_INCRSAT		0x3
-#define STENCILOP_DECRSAT		0x4
-#define STENCILOP_INCR			0x5
-#define STENCILOP_DECR			0x6
-#define STENCILOP_INVERT		0x7
-
-#define LOGICOP_CLEAR			0
-#define LOGICOP_NOR			0x1
-#define LOGICOP_AND_INV 		0x2
-#define LOGICOP_COPY_INV		0x3
-#define LOGICOP_AND_RVRSE		0x4
-#define LOGICOP_INV			0x5
-#define LOGICOP_XOR			0x6
-#define LOGICOP_NAND			0x7
-#define LOGICOP_AND			0x8
-#define LOGICOP_EQUIV			0x9
-#define LOGICOP_NOOP			0xa
-#define LOGICOP_OR_INV			0xb
-#define LOGICOP_COPY			0xc
-#define LOGICOP_OR_RVRSE		0xd
-#define LOGICOP_OR			0xe
-#define LOGICOP_SET			0xf
-
-#define BLENDFACT_ZERO			0x01
-#define BLENDFACT_ONE			0x02
-#define BLENDFACT_SRC_COLR		0x03
-#define BLENDFACT_INV_SRC_COLR 		0x04
-#define BLENDFACT_SRC_ALPHA		0x05
-#define BLENDFACT_INV_SRC_ALPHA 	0x06
-#define BLENDFACT_DST_ALPHA		0x07
-#define BLENDFACT_INV_DST_ALPHA 	0x08
-#define BLENDFACT_DST_COLR		0x09
-#define BLENDFACT_INV_DST_COLR		0x0a
-#define BLENDFACT_SRC_ALPHA_SATURATE	0x0b
-#define BLENDFACT_CONST_COLOR		0x0c
-#define BLENDFACT_INV_CONST_COLOR	0x0d
-#define BLENDFACT_CONST_ALPHA		0x0e
-#define BLENDFACT_INV_CONST_ALPHA	0x0f
-#define BLENDFACT_MASK          	0x0f
 
 #define MI_BATCH_BUFFER_END 	(0xA<<23)
 
 
-extern int intel_translate_compare_func(GLenum func);
-extern int intel_translate_stencil_op(GLenum op);
-extern int intel_translate_blend_factor(GLenum factor);
-extern int intel_translate_logic_op(GLenum opcode);
-
-
 /*======================================================================
  * Inline conversion functions.  
  * These are better-typed than the macros used previously:
diff --git a/src/mesa/drivers/dri/i915pipe/intel_rotate.c b/src/mesa/drivers/dri/i915pipe/intel_rotate.c
deleted file mode 100644
index 12d98c4ad2..0000000000
--- a/src/mesa/drivers/dri/i915pipe/intel_rotate.c
+++ /dev/null
@@ -1,237 +0,0 @@
-
-/**
- * Routines for simple 2D->2D transformations for rotated, flipped screens.
- *
- * XXX This code is not intel-specific.  Move it into a common/utility
- * someday.
- */
-
-#include "intel_rotate.h"
-
-#define MIN2(A, B)   ( ((A) < (B)) ? (A) : (B) )
-
-#define ABS(A)  ( ((A) < 0) ? -(A) : (A) )
-
-
-void
-matrix23Set(struct matrix23 *m,
-            int m00, int m01, int m02, int m10, int m11, int m12)
-{
-   m->m00 = m00;
-   m->m01 = m01;
-   m->m02 = m02;
-   m->m10 = m10;
-   m->m11 = m11;
-   m->m12 = m12;
-}
-
-
-/*
- * Transform (x,y) coordinate by the given matrix.
- */
-void
-matrix23TransformCoordf(const struct matrix23 *m, float *x, float *y)
-{
-   const float x0 = *x;
-   const float y0 = *y;
-
-   *x = m->m00 * x0 + m->m01 * y0 + m->m02;
-   *y = m->m10 * x0 + m->m11 * y0 + m->m12;
-}
-
-
-void
-matrix23TransformCoordi(const struct matrix23 *m, int *x, int *y)
-{
-   const int x0 = *x;
-   const int y0 = *y;
-
-   *x = m->m00 * x0 + m->m01 * y0 + m->m02;
-   *y = m->m10 * x0 + m->m11 * y0 + m->m12;
-}
-
-
-/*
- * Transform a width and height by the given matrix.
- * XXX this could be optimized quite a bit.
- */
-void
-matrix23TransformDistance(const struct matrix23 *m, int *xDist, int *yDist)
-{
-   int x0 = 0, y0 = 0;
-   int x1 = *xDist, y1 = 0;
-   int x2 = 0, y2 = *yDist;
-   matrix23TransformCoordi(m, &x0, &y0);
-   matrix23TransformCoordi(m, &x1, &y1);
-   matrix23TransformCoordi(m, &x2, &y2);
-
-   *xDist = (x1 - x0) + (x2 - x0);
-   *yDist = (y1 - y0) + (y2 - y0);
-
-   if (*xDist < 0)
-      *xDist = -*xDist;
-   if (*yDist < 0)
-      *yDist = -*yDist;
-}
-
-
-/**
- * Transform the rect defined by (x, y, w, h) by m.
- */
-void
-matrix23TransformRect(const struct matrix23 *m, int *x, int *y, int *w,
-                      int *h)
-{
-   int x0 = *x, y0 = *y;
-   int x1 = *x + *w, y1 = *y;
-   int x2 = *x + *w, y2 = *y + *h;
-   int x3 = *x, y3 = *y + *h;
-   matrix23TransformCoordi(m, &x0, &y0);
-   matrix23TransformCoordi(m, &x1, &y1);
-   matrix23TransformCoordi(m, &x2, &y2);
-   matrix23TransformCoordi(m, &x3, &y3);
-   *w = ABS(x1 - x0) + ABS(x2 - x1);
-   /**w = ABS(*w);*/
-   *h = ABS(y1 - y0) + ABS(y2 - y1);
-   /**h = ABS(*h);*/
-   *x = MIN2(x0, x1);
-   *x = MIN2(*x, x2);
-   *y = MIN2(y0, y1);
-   *y = MIN2(*y, y2);
-}
-
-
-/*
- * Make rotation matrix for width X height screen.
- */
-void
-matrix23Rotate(struct matrix23 *m, int width, int height, int angle)
-{
-   switch (angle) {
-   case 0:
-      matrix23Set(m, 1, 0, 0, 0, 1, 0);
-      break;
-   case 90:
-      matrix23Set(m, 0, 1, 0, -1, 0, width);
-      break;
-   case 180:
-      matrix23Set(m, -1, 0, width, 0, -1, height);
-      break;
-   case 270:
-      matrix23Set(m, 0, -1, height, 1, 0, 0);
-      break;
-   default:
-      /*abort() */ ;
-   }
-}
-
-
-/*
- * Make flip/reflection matrix for width X height screen.
- */
-void
-matrix23Flip(struct matrix23 *m, int width, int height, int xflip, int yflip)
-{
-   if (xflip) {
-      m->m00 = -1;
-      m->m01 = 0;
-      m->m02 = width - 1;
-   }
-   else {
-      m->m00 = 1;
-      m->m01 = 0;
-      m->m02 = 0;
-   }
-   if (yflip) {
-      m->m10 = 0;
-      m->m11 = -1;
-      m->m12 = height - 1;
-   }
-   else {
-      m->m10 = 0;
-      m->m11 = 1;
-      m->m12 = 0;
-   }
-}
-
-
-/*
- * result = a * b
- */
-void
-matrix23Multiply(struct matrix23 *result,
-                 const struct matrix23 *a, const struct matrix23 *b)
-{
-   result->m00 = a->m00 * b->m00 + a->m01 * b->m10;
-   result->m01 = a->m00 * b->m01 + a->m01 * b->m11;
-   result->m02 = a->m00 * b->m02 + a->m01 * b->m12 + a->m02;
-
-   result->m10 = a->m10 * b->m00 + a->m11 * b->m10;
-   result->m11 = a->m10 * b->m01 + a->m11 * b->m11;
-   result->m12 = a->m10 * b->m02 + a->m11 * b->m12 + a->m12;
-}
-
-
-#if 000
-
-#include <stdio.h>
-
-int
-main(int argc, char *argv[])
-{
-   int width = 500, height = 400;
-   int rot;
-   int fx = 0, fy = 0;          /* flip x and/or y ? */
-   int coords[4][2];
-
-   /* four corner coords to test with */
-   coords[0][0] = 0;
-   coords[0][1] = 0;
-   coords[1][0] = width - 1;
-   coords[1][1] = 0;
-   coords[2][0] = width - 1;
-   coords[2][1] = height - 1;
-   coords[3][0] = 0;
-   coords[3][1] = height - 1;
-
-
-   for (rot = 0; rot < 360; rot += 90) {
-      struct matrix23 rotate, flip, m;
-      int i;
-
-      printf("Rot %d, xFlip %d, yFlip %d:\n", rot, fx, fy);
-
-      /* make transformation matrix 'm' */
-      matrix23Rotate(&rotate, width, height, rot);
-      matrix23Flip(&flip, width, height, fx, fy);
-      matrix23Multiply(&m, &rotate, &flip);
-
-      /* xform four coords */
-      for (i = 0; i < 4; i++) {
-         int x = coords[i][0];
-         int y = coords[i][1];
-         matrix23TransformCoordi(&m, &x, &y);
-         printf("  %d, %d  -> %d %d\n", coords[i][0], coords[i][1], x, y);
-      }
-
-      /* xform width, height */
-      {
-         int x = width;
-         int y = height;
-         matrix23TransformDistance(&m, &x, &y);
-         printf("  %d x %d -> %d x %d\n", width, height, x, y);
-      }
-
-      /* xform rect */
-      {
-         int x = 50, y = 10, w = 200, h = 100;
-         matrix23TransformRect(&m, &x, &y, &w, &h);
-         printf("  %d,%d %d x %d -> %d, %d %d x %d\n", 50, 10, 200, 100,
-                x, y, w, h);
-      }
-
-   }
-
-   return 0;
-}
-#endif
diff --git a/src/mesa/drivers/dri/i915pipe/intel_rotate.h b/src/mesa/drivers/dri/i915pipe/intel_rotate.h
deleted file mode 100644
index 9c8802ca47..0000000000
--- a/src/mesa/drivers/dri/i915pipe/intel_rotate.h
+++ /dev/null
@@ -1,39 +0,0 @@
-#ifndef INTEL_ROTATE_H
-#define INTEL_ROTATE_H 1
-
-struct matrix23
-{
-   int m00, m01, m02;
-   int m10, m11, m12;
-};
-
-
-
-extern void
-matrix23Set(struct matrix23 *m,
-            int m00, int m01, int m02, int m10, int m11, int m12);
-
-extern void matrix23TransformCoordi(const struct matrix23 *m, int *x, int *y);
-
-extern void
-matrix23TransformCoordf(const struct matrix23 *m, float *x, float *y);
-
-extern void
-matrix23TransformDistance(const struct matrix23 *m, int *xDist, int *yDist);
-
-extern void
-matrix23TransformRect(const struct matrix23 *m,
-                      int *x, int *y, int *w, int *h);
-
-extern void
-matrix23Rotate(struct matrix23 *m, int width, int height, int angle);
-
-extern void
-matrix23Flip(struct matrix23 *m, int width, int height, int xflip, int yflip);
-
-extern void
-matrix23Multiply(struct matrix23 *result,
-                 const struct matrix23 *a, const struct matrix23 *b);
-
-
-#endif /* INTEL_ROTATE_H */
diff --git a/src/mesa/drivers/dri/i915pipe/intel_screen.h b/src/mesa/drivers/dri/i915pipe/intel_screen.h
index d5866ac0ec..de0bea6609 100644
--- a/src/mesa/drivers/dri/i915pipe/intel_screen.h
+++ b/src/mesa/drivers/dri/i915pipe/intel_screen.h
@@ -29,7 +29,6 @@
 #define _INTEL_SCREEN_H_
 
 #include "dri_util.h"
-#include "intel_rotate.h"
 #include "i830_common.h"
 #include "xmlconfig.h"
 #include "dri_bufpool.h"
@@ -65,7 +64,6 @@ typedef struct
    int irq_active;
    int allow_batchbuffer;
 
-   struct matrix23 rotMatrix;
 
 
    /**
@@ -112,8 +110,6 @@ extern struct _DriBufferPool *driBatchPoolInit(int fd, unsigned flags,
 
 extern struct intel_context *intelScreenContext(intelScreenPrivate *intelScreen);
 
-extern void
-intelUpdateScreenRotation(__DRIscreenPrivate * sPriv, drmI830Sarea * sarea);
 extern GLboolean
 intelCreatePools(intelScreenPrivate *intelScreen);
 
diff --git a/src/mesa/drivers/dri/i915pipe/intel_state.c b/src/mesa/drivers/dri/i915pipe/intel_state.c
deleted file mode 100644
index 2455f177da..0000000000
--- a/src/mesa/drivers/dri/i915pipe/intel_state.c
+++ /dev/null
@@ -1,258 +0,0 @@
-/**************************************************************************
- * 
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * 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 TUNGSTEN GRAPHICS 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 "glheader.h"
-#include "context.h"
-#include "macros.h"
-#include "enums.h"
-#include "colormac.h"
-#include "dd.h"
-
-#include "intel_screen.h"
-#include "intel_context.h"
-#include "intel_fbo.h"
-#include "swrast/swrast.h"
-
-int
-intel_translate_compare_func(GLenum func)
-{
-   switch (func) {
-   case GL_NEVER:
-      return COMPAREFUNC_NEVER;
-   case GL_LESS:
-      return COMPAREFUNC_LESS;
-   case GL_LEQUAL:
-      return COMPAREFUNC_LEQUAL;
-   case GL_GREATER:
-      return COMPAREFUNC_GREATER;
-   case GL_GEQUAL:
-      return COMPAREFUNC_GEQUAL;
-   case GL_NOTEQUAL:
-      return COMPAREFUNC_NOTEQUAL;
-   case GL_EQUAL:
-      return COMPAREFUNC_EQUAL;
-   case GL_ALWAYS:
-      return COMPAREFUNC_ALWAYS;
-   }
-
-   fprintf(stderr, "Unknown value in %s: %x\n", __FUNCTION__, func);
-   return COMPAREFUNC_ALWAYS;
-}
-
-int
-intel_translate_stencil_op(GLenum op)
-{
-   switch (op) {
-   case GL_KEEP:
-      return STENCILOP_KEEP;
-   case GL_ZERO:
-      return STENCILOP_ZERO;
-   case GL_REPLACE:
-      return STENCILOP_REPLACE;
-   case GL_INCR:
-      return STENCILOP_INCRSAT;
-   case GL_DECR:
-      return STENCILOP_DECRSAT;
-   case GL_INCR_WRAP:
-      return STENCILOP_INCR;
-   case GL_DECR_WRAP:
-      return STENCILOP_DECR;
-   case GL_INVERT:
-      return STENCILOP_INVERT;
-   default:
-      return STENCILOP_ZERO;
-   }
-}
-
-int
-intel_translate_blend_factor(GLenum factor)
-{
-   switch (factor) {
-   case GL_ZERO:
-      return BLENDFACT_ZERO;
-   case GL_SRC_ALPHA:
-      return BLENDFACT_SRC_ALPHA;
-   case GL_ONE:
-      return BLENDFACT_ONE;
-   case GL_SRC_COLOR:
-      return BLENDFACT_SRC_COLR;
-   case GL_ONE_MINUS_SRC_COLOR:
-      return BLENDFACT_INV_SRC_COLR;
-   case GL_DST_COLOR:
-      return BLENDFACT_DST_COLR;
-   case GL_ONE_MINUS_DST_COLOR:
-      return BLENDFACT_INV_DST_COLR;
-   case GL_ONE_MINUS_SRC_ALPHA:
-      return BLENDFACT_INV_SRC_ALPHA;
-   case GL_DST_ALPHA:
-      return BLENDFACT_DST_ALPHA;
-   case GL_ONE_MINUS_DST_ALPHA:
-      return BLENDFACT_INV_DST_ALPHA;
-   case GL_SRC_ALPHA_SATURATE:
-      return BLENDFACT_SRC_ALPHA_SATURATE;
-   case GL_CONSTANT_COLOR:
-      return BLENDFACT_CONST_COLOR;
-   case GL_ONE_MINUS_CONSTANT_COLOR:
-      return BLENDFACT_INV_CONST_COLOR;
-   case GL_CONSTANT_ALPHA:
-      return BLENDFACT_CONST_ALPHA;
-   case GL_ONE_MINUS_CONSTANT_ALPHA:
-      return BLENDFACT_INV_CONST_ALPHA;
-   }
-
-   fprintf(stderr, "Unknown value in %s: %x\n", __FUNCTION__, factor);
-   return BLENDFACT_ZERO;
-}
-
-int
-intel_translate_logic_op(GLenum opcode)
-{
-   switch (opcode) {
-   case GL_CLEAR:
-      return LOGICOP_CLEAR;
-   case GL_AND:
-      return LOGICOP_AND;
-   case GL_AND_REVERSE:
-      return LOGICOP_AND_RVRSE;
-   case GL_COPY:
-      return LOGICOP_COPY;
-   case GL_COPY_INVERTED:
-      return LOGICOP_COPY_INV;
-   case GL_AND_INVERTED:
-      return LOGICOP_AND_INV;
-   case GL_NOOP:
-      return LOGICOP_NOOP;
-   case GL_XOR:
-      return LOGICOP_XOR;
-   case GL_OR:
-      return LOGICOP_OR;
-   case GL_OR_INVERTED:
-      return LOGICOP_OR_INV;
-   case GL_NOR:
-      return LOGICOP_NOR;
-   case GL_EQUIV:
-      return LOGICOP_EQUIV;
-   case GL_INVERT:
-      return LOGICOP_INV;
-   case GL_OR_REVERSE:
-      return LOGICOP_OR_RVRSE;
-   case GL_NAND:
-      return LOGICOP_NAND;
-   case GL_SET:
-      return LOGICOP_SET;
-   default:
-      return LOGICOP_SET;
-   }
-}
-
-
-static void
-intelClearColor(GLcontext * ctx, const GLfloat color[4])
-{
-   struct intel_context *intel = intel_context(ctx);
-   GLubyte clear[4];
-
-   CLAMPED_FLOAT_TO_UBYTE(clear[0], color[0]);
-   CLAMPED_FLOAT_TO_UBYTE(clear[1], color[1]);
-   CLAMPED_FLOAT_TO_UBYTE(clear[2], color[2]);
-   CLAMPED_FLOAT_TO_UBYTE(clear[3], color[3]);
-
-   /* compute both 32 and 16-bit clear values */
-   intel->ClearColor8888 = INTEL_PACKCOLOR8888(clear[0], clear[1],
-                                               clear[2], clear[3]);
-   intel->ClearColor565 = INTEL_PACKCOLOR565(clear[0], clear[1], clear[2]);
-}
-
-
-/**
- * Update the viewport transformation matrix.  Depends on:
- *  - viewport pos/size
- *  - depthrange
- *  - window size or FBO size
- */
-static void
-intelCalcViewport(GLcontext * ctx)
-{
-   struct intel_context *intel = intel_context(ctx);
-   const GLfloat *v = ctx->Viewport._WindowMap.m;
-   const GLfloat depthScale = 1.0F / ctx->DrawBuffer->_DepthMaxF;
-   GLfloat *m = intel->ViewportMatrix.m;
-   GLfloat yScale, yBias;
-
-   struct intel_renderbuffer *irb
-         = intel_renderbuffer(ctx->DrawBuffer->_ColorDrawBuffers[0][0]);
-   if (irb && !irb->RenderToTexture) {
-      /* y=0=top */
-      yScale = -1.0;
-      yBias = irb->Base.Height;
-   }
-   else {
-      /* y=0=bottom */
-      yScale = 1.0;
-      yBias = 0.0;
-   }
-
-   m[MAT_SX] = v[MAT_SX];
-   m[MAT_TX] = v[MAT_TX] + SUBPIXEL_X;
-
-   m[MAT_SY] = v[MAT_SY] * yScale;
-   m[MAT_TY] = v[MAT_TY] * yScale + yBias + SUBPIXEL_Y;
-
-   m[MAT_SZ] = v[MAT_SZ] * depthScale;
-   m[MAT_TZ] = v[MAT_TZ] * depthScale;
-}
-
-static void
-intelViewport(GLcontext * ctx,
-              GLint x, GLint y, GLsizei width, GLsizei height)
-{
-   intelCalcViewport(ctx);
-}
-
-static void
-intelDepthRange(GLcontext * ctx, GLclampd nearval, GLclampd farval)
-{
-   intelCalcViewport(ctx);
-}
-
-/* Fallback to swrast for select and feedback.
- */
-static void
-intelRenderMode(GLcontext * ctx, GLenum mode)
-{
-}
-
-
-void
-intelInitStateFuncs(struct dd_function_table *functions)
-{
-   functions->RenderMode = intelRenderMode;
-   functions->Viewport = intelViewport;
-   functions->DepthRange = intelDepthRange;
-   functions->ClearColor = intelClearColor;
-}