Update libs to 7.0 release with packaging

1 files changed, 0 insertions, 1237 deletions

diff --git a/src/mesa/drivers/dri/mga/mgastate.c b/src/mesa/drivers/dri/mga/mgastate.c
deleted file mode 100644
index 72d5c9fb082..00000000000
--- a/src/mesa/drivers/dri/mga/mgastate.c
+++ /dev/null
@@ -1,1237 +0,0 @@
-/*
- * Copyright 2000-2001 VA Linux Systems, Inc.
- * 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
- * on 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
- * VA LINUX SYSTEMS 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.
- *
- * Authors:
- *    Keith Whitwell <[email protected]>
- */
-/* $XFree86: xc/lib/GL/mesa/src/drv/mga/mgastate.c,v 1.13 2002/10/30 12:51:36 alanh Exp $ */
-
-
-#include "mtypes.h"
-#include "buffers.h"
-#include "colormac.h"
-#include "dd.h"
-
-#include "mm.h"
-#include "mgacontext.h"
-#include "mgadd.h"
-#include "mgastate.h"
-#include "mgatex.h"
-#include "mgavb.h"
-#include "mgatris.h"
-#include "mgaioctl.h"
-#include "mgaregs.h"
-
-#include "swrast/swrast.h"
-#include "array_cache/acache.h"
-#include "tnl/tnl.h"
-#include "tnl/t_context.h"
-#include "tnl/t_pipeline.h"
-#include "swrast_setup/swrast_setup.h"
-
-#include "xmlpool.h"
-
-static void updateSpecularLighting( GLcontext *ctx );
-
-static const GLuint mgarop_NoBLK[16] = {
-   DC_atype_rpl  | 0x00000000, DC_atype_rstr | 0x00080000,
-   DC_atype_rstr | 0x00040000, DC_atype_rpl  | 0x000c0000,
-   DC_atype_rstr | 0x00020000, DC_atype_rstr | 0x000a0000,
-   DC_atype_rstr | 0x00060000, DC_atype_rstr | 0x000e0000,
-   DC_atype_rstr | 0x00010000, DC_atype_rstr | 0x00090000,
-   DC_atype_rstr | 0x00050000, DC_atype_rstr | 0x000d0000,
-   DC_atype_rpl  | 0x00030000, DC_atype_rstr | 0x000b0000,
-   DC_atype_rstr | 0x00070000, DC_atype_rpl  | 0x000f0000
-};
-
-/* =============================================================
- * Alpha blending
- */
-
-static void mgaDDAlphaFunc(GLcontext *ctx, GLenum func, GLfloat ref)
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-   GLubyte refByte;
-   GLuint  a;
-
-   CLAMPED_FLOAT_TO_UBYTE(refByte, ref);
-
-   switch ( func ) {
-   case GL_NEVER:
-      a = AC_atmode_alt;
-      refByte = 0;
-      break;
-   case GL_LESS:
-      a = AC_atmode_alt;
-      break;
-   case GL_GEQUAL:
-      a = AC_atmode_agte;
-      break;
-   case GL_LEQUAL:
-      a = AC_atmode_alte;
-      break;
-   case GL_GREATER:
-      a = AC_atmode_agt;
-      break;
-   case GL_NOTEQUAL:
-      a = AC_atmode_ane;
-      break;
-   case GL_EQUAL:
-      a = AC_atmode_ae;
-      break;
-   case GL_ALWAYS:
-      a = AC_atmode_noacmp;
-      break;
-   default:
-      a = 0;
-      break;
-   }
-
-   MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-   mmesa->hw.alpha_func = a | MGA_FIELD( AC_atref, refByte );
-}
-
-static void updateBlendLogicOp(GLcontext *ctx)
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-
-   MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-
-   mmesa->hw.blend_func_enable =
-      (ctx->Color.BlendEnabled && !ctx->Color._LogicOpEnabled) ? ~0 : 0;
-
-   FALLBACK( ctx, MGA_FALLBACK_BLEND,
-             ctx->Color.BlendEnabled && !ctx->Color._LogicOpEnabled &&
-             mmesa->hw.blend_func == (AC_src_src_alpha_sat | AC_dst_zero) );
-}
-
-static void mgaDDBlendEquationSeparate(GLcontext *ctx, 
-				       GLenum modeRGB, GLenum modeA)
-{
-   assert( modeRGB == modeA );
-   updateBlendLogicOp( ctx );
-}
-
-static void mgaDDBlendFuncSeparate( GLcontext *ctx, GLenum sfactorRGB,
-				    GLenum dfactorRGB, GLenum sfactorA,
-				    GLenum dfactorA )
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-   GLuint   src;
-   GLuint   dst;
-
-   switch (ctx->Color.BlendSrcRGB) {
-   case GL_ZERO:
-      src = AC_src_zero; break;
-   case GL_SRC_ALPHA:
-      src = AC_src_src_alpha; break;
-   case GL_ONE:
-   default:		/* never happens */
-      src = AC_src_one; break;
-   case GL_DST_COLOR:
-      src = AC_src_dst_color; break;
-   case GL_ONE_MINUS_DST_COLOR:
-      src = AC_src_om_dst_color; break;
-   case GL_ONE_MINUS_SRC_ALPHA:
-      src = AC_src_om_src_alpha; break;
-   case GL_DST_ALPHA:
-      src = (ctx->Visual.alphaBits > 0)
-	  ? AC_src_dst_alpha : AC_src_one;
-      break;
-   case GL_ONE_MINUS_DST_ALPHA:
-      src = (ctx->Visual.alphaBits > 0)
-	  ? AC_src_om_dst_alpha : AC_src_zero;
-      break;
-   case GL_SRC_ALPHA_SATURATE:
-      src = (ctx->Visual.alphaBits > 0)
-	  ? AC_src_src_alpha_sat : AC_src_zero;
-      break;
-   }
-
-   switch (ctx->Color.BlendDstRGB) {
-   case GL_SRC_ALPHA:
-      dst = AC_dst_src_alpha; break;
-   case GL_ONE_MINUS_SRC_ALPHA:
-      dst = AC_dst_om_src_alpha; break;
-   default:		/* never happens */
-   case GL_ZERO:
-      dst = AC_dst_zero; break;
-   case GL_ONE:
-      dst = AC_dst_one; break;
-   case GL_SRC_COLOR:
-      dst = AC_dst_src_color; break;
-   case GL_ONE_MINUS_SRC_COLOR:
-      dst = AC_dst_om_src_color; break;
-   case GL_DST_ALPHA:
-      dst = (ctx->Visual.alphaBits > 0)
-	  ? AC_dst_dst_alpha : AC_dst_one;
-      break;
-   case GL_ONE_MINUS_DST_ALPHA:
-      dst = (ctx->Visual.alphaBits > 0)
-	  ? AC_dst_om_dst_alpha : AC_dst_zero;
-      break;
-   }
-
-   MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-   mmesa->hw.blend_func = (src | dst);
-
-   FALLBACK( ctx, MGA_FALLBACK_BLEND,
-             ctx->Color.BlendEnabled && !ctx->Color._LogicOpEnabled &&
-             mmesa->hw.blend_func == (AC_src_src_alpha_sat | AC_dst_zero) );
-}
-
-/* =============================================================
- * Depth testing
- */
-
-static void mgaDDDepthFunc(GLcontext *ctx, GLenum func)
-{
-   mgaContextPtr mmesa = MGA_CONTEXT( ctx );
-   int zmode;
-
-   switch (func) {
-   case GL_NEVER:
-      /* can't do this in h/w, we'll use a s/w fallback */
-      FALLBACK (ctx, MGA_FALLBACK_DEPTH, ctx->Depth.Test);
-
-      /* FALLTHROUGH */
-   case GL_ALWAYS:
-      zmode = DC_zmode_nozcmp; break;
-   case GL_LESS:
-      zmode = DC_zmode_zlt; break;
-   case GL_LEQUAL:
-      zmode = DC_zmode_zlte; break;
-   case GL_EQUAL:
-      zmode = DC_zmode_ze; break;
-   case GL_GREATER:
-      zmode = DC_zmode_zgt; break;
-   case GL_GEQUAL:
-      zmode = DC_zmode_zgte; break;
-   case GL_NOTEQUAL:
-      zmode = DC_zmode_zne; break;
-   default:
-      zmode = 0; break;
-   }
-
-   MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-   mmesa->hw.zmode &= DC_zmode_MASK;
-   mmesa->hw.zmode |= zmode;
-}
-
-static void mgaDDDepthMask(GLcontext *ctx, GLboolean flag)
-{
-   mgaContextPtr mmesa = MGA_CONTEXT( ctx );
-
-
-   MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-   mmesa->hw.zmode &= DC_atype_MASK;
-   mmesa->hw.zmode |= (flag) ? DC_atype_zi : DC_atype_i;
-}
-
-
-static void mgaDDClearDepth(GLcontext *ctx, GLclampd d)
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-
-   /* Select the Z depth.  The ~ is used because the _MASK values in the
-    * MGA driver are used to mask OFF the selected bits.  In this case,
-    * we want to mask off everything except the MA_zwidth bits.
-    */
-   switch (mmesa->setup.maccess & ~MA_zwidth_MASK) {
-   case MA_zwidth_16: mmesa->ClearDepth = d * 0x0000ffff; break;
-   case MA_zwidth_24: mmesa->ClearDepth = d * 0xffffff00; break;
-   case MA_zwidth_32: mmesa->ClearDepth = d * 0xffffffff; break;
-   default: return;
-   }
-}
-
-
-/* =============================================================
- * Fog
- */
-
-
-static void mgaDDFogfv(GLcontext *ctx, GLenum pname, const GLfloat *param)
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-
-   if (pname == GL_FOG_COLOR) {
-      GLuint color = PACK_COLOR_888((GLubyte)(ctx->Fog.Color[0]*255.0F), 
-				    (GLubyte)(ctx->Fog.Color[1]*255.0F), 
-				    (GLubyte)(ctx->Fog.Color[2]*255.0F));
-
-      MGA_STATECHANGE(mmesa, MGA_UPLOAD_CONTEXT);   
-      mmesa->setup.fogcolor = color;
-   }
-}
-
-
-/* =============================================================
- * Scissoring
- */
-
-
-void mgaUpdateClipping(const GLcontext *ctx)
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-
-   if (mmesa->driDrawable)
-   {
-      int x1 = mmesa->driDrawable->x + ctx->Scissor.X;
-      int y1 = mmesa->driDrawable->y + mmesa->driDrawable->h
-	 - (ctx->Scissor.Y + ctx->Scissor.Height);
-      int x2 = x1 + ctx->Scissor.Width;
-      int y2 = y1 + ctx->Scissor.Height;
-
-      if (x1 < 0) x1 = 0;
-      if (y1 < 0) y1 = 0;
-      if (x2 < 0) x2 = 0;
-      if (y2 < 0) y2 = 0;
-
-      mmesa->scissor_rect.x1 = x1;
-      mmesa->scissor_rect.y1 = y1;
-      mmesa->scissor_rect.x2 = x2;
-      mmesa->scissor_rect.y2 = y2;
-
-      mmesa->dirty |= MGA_UPLOAD_CLIPRECTS;
-   }
-}
-
-
-static void mgaDDScissor( GLcontext *ctx, GLint x, GLint y,
-			  GLsizei w, GLsizei h )
-{
-   if ( ctx->Scissor.Enabled ) {
-      FLUSH_BATCH( MGA_CONTEXT(ctx) );	/* don't pipeline cliprect changes */
-      mgaUpdateClipping( ctx );
-   }
-}
-
-
-/* =============================================================
- * Culling
- */
-
-
-#define _CULL_DISABLE 0
-#define _CULL_NEGATIVE ((1<<11)|(1<<5)|(1<<16))
-#define _CULL_POSITIVE (1<<11)
-
-static void mgaDDCullFaceFrontFace(GLcontext *ctx, GLenum unused)
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-
-   MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-   if (ctx->Polygon.CullFlag && 
-       ctx->Polygon.CullFaceMode != GL_FRONT_AND_BACK) 
-   {
-      mmesa->hw.cull = _CULL_NEGATIVE;
-
-      if (ctx->Polygon.CullFaceMode == GL_FRONT)
-	 mmesa->hw.cull ^= (_CULL_POSITIVE ^ _CULL_NEGATIVE);
-
-      if (ctx->Polygon.FrontFace != GL_CCW)
-	 mmesa->hw.cull ^= (_CULL_POSITIVE ^ _CULL_NEGATIVE);
-
-      mmesa->hw.cull_dualtex = mmesa->hw.cull ^
-	  (_CULL_POSITIVE ^ _CULL_NEGATIVE); /* warp bug? */
-   }
-   else {
-      mmesa->hw.cull = _CULL_DISABLE;
-      mmesa->hw.cull_dualtex = _CULL_DISABLE;
-   }
-}
-
-
-/* =============================================================
- * Masks
- */
-
-static void mgaDDColorMask(GLcontext *ctx, 
-			   GLboolean r, GLboolean g, 
-			   GLboolean b, GLboolean a )
-{
-   mgaContextPtr mmesa = MGA_CONTEXT( ctx );
-   mgaScreenPrivate *mgaScreen = mmesa->mgaScreen;
-
-
-   GLuint mask = mgaPackColor(mgaScreen->cpp,
-			      ctx->Color.ColorMask[RCOMP],
-			      ctx->Color.ColorMask[GCOMP],
-			      ctx->Color.ColorMask[BCOMP],
-			      ctx->Color.ColorMask[ACOMP]);
-
-   if (mgaScreen->cpp == 2)
-      mask = mask | (mask << 16);
-
-   if (mmesa->setup.plnwt != mask) {
-      MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-      mmesa->setup.plnwt = mask;      
-   }
-}
-
-
-/* =============================================================
- * Polygon state
- */
-
-static int mgaStipples[16] = {
-   0xffff,
-   0xa5a5,
-   0x5a5a,
-   0xa0a0,
-   0x5050,
-   0x0a0a,
-   0x0505,
-   0x8020,
-   0x0401,
-   0x1040,
-   0x0208,
-   0x0802,
-   0x4010,
-   0x0104,
-   0x2080,
-   0x0000
-};
-
-/**
- * The MGA supports a subset of possible 4x4 stipples natively, GL
- * wants 32x32.  Fortunately stipple is usually a repeating pattern.
- *
- * \param ctx GL rendering context to be affected
- * \param mask Pointer to the 32x32 stipple mask
- */
-
-static void mgaDDPolygonStipple( GLcontext *ctx, const GLubyte *mask )
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-   const GLubyte *m = mask;
-   GLubyte p[4];
-   int i,j,k;
-   int active = (ctx->Polygon.StippleFlag && 
-		 mmesa->raster_primitive == GL_TRIANGLES);
-   GLuint stipple;
-
-   FLUSH_BATCH(mmesa);
-   mmesa->haveHwStipple = 0;
-
-   if (active) {
-      mmesa->dirty |= MGA_UPLOAD_CONTEXT;
-      mmesa->setup.dwgctl &= ~(0xf<<20);
-   }
-
-   p[0] = mask[0] & 0xf; p[0] |= p[0] << 4;
-   p[1] = mask[4] & 0xf; p[1] |= p[1] << 4;
-   p[2] = mask[8] & 0xf; p[2] |= p[2] << 4;
-   p[3] = mask[12] & 0xf; p[3] |= p[3] << 4;
-
-   for (k = 0 ; k < 8 ; k++)
-      for (j = 0 ; j < 4; j++)
-	 for (i = 0 ; i < 4 ; i++)
-	    if (*m++ != p[j]) {
-	       return;
-	    }
-
-   stipple = ( ((p[0] & 0xf) << 0) |
-	       ((p[1] & 0xf) << 4) |
-	       ((p[2] & 0xf) << 8) |
-	       ((p[3] & 0xf) << 12) );
-
-   for (i = 0 ; i < 16 ; i++)
-      if (mgaStipples[i] == stipple) {
-	 mmesa->poly_stipple = i<<20;
-	 mmesa->haveHwStipple = 1;
-	 break;
-      }
-   
-   if (active) {
-      mmesa->setup.dwgctl &= ~(0xf<<20);
-      mmesa->setup.dwgctl |= mmesa->poly_stipple;
-   }
-}
-
-
-/* =============================================================
- * Rendering attributes
- *
- * We really don't want to recalculate all this every time we bind a
- * texture.  These things shouldn't change all that often, so it makes
- * sense to break them out of the core texture state update routines.
- */
-
-static void updateSpecularLighting( GLcontext *ctx )
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-   unsigned int specen;
-
-   specen = NEED_SECONDARY_COLOR(ctx) ? TMC_specen_enable : 0;
-
-   if ( specen != mmesa->hw.specen ) {
-      mmesa->hw.specen = specen;
-      mmesa->dirty |= MGA_UPLOAD_TEX0 | MGA_UPLOAD_TEX1;
-   }
-}
-
-
-/* =============================================================
- * Materials
- */
-
-
-static void mgaDDLightModelfv(GLcontext *ctx, GLenum pname,
-			      const GLfloat *param)
-{
-   if (pname == GL_LIGHT_MODEL_COLOR_CONTROL) {
-      FLUSH_BATCH( MGA_CONTEXT(ctx) );
-      updateSpecularLighting( ctx );
-   }
-}
-
-
-/* =============================================================
- * Stencil
- */
-
-
-static void mgaDDStencilFunc(GLcontext *ctx, GLenum func, GLint ref,
-			     GLuint mask)
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-   GLuint  stencil;
-   GLuint  stencilctl;
-
-   stencil = MGA_FIELD( S_sref, ref ) | MGA_FIELD( S_smsk, mask );
-   switch (func)
-   {
-   case GL_NEVER:
-      stencilctl = SC_smode_snever;
-      break;
-   case GL_LESS:
-      stencilctl = SC_smode_slt;
-      break;
-   case GL_LEQUAL:
-      stencilctl = SC_smode_slte;
-      break;
-   case GL_GREATER:
-      stencilctl = SC_smode_sgt;
-      break;
-   case GL_GEQUAL:
-      stencilctl = SC_smode_sgte;
-      break;
-   case GL_NOTEQUAL:
-      stencilctl = SC_smode_sne;
-      break;
-   case GL_EQUAL:
-      stencilctl = SC_smode_se;
-      break;
-   case GL_ALWAYS:
-   default:
-      stencilctl = SC_smode_salways;
-      break;
-   }
-
-   MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-   mmesa->hw.stencil &= (S_sref_MASK & S_smsk_MASK);
-   mmesa->hw.stencil |= stencil;
-   mmesa->hw.stencilctl &= SC_smode_MASK;
-   mmesa->hw.stencilctl |= stencilctl;
-}
-
-static void mgaDDStencilMask(GLcontext *ctx, GLuint mask)
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-
-   MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-   mmesa->hw.stencil &= S_swtmsk_MASK;
-   mmesa->hw.stencil |= MGA_FIELD( S_swtmsk, mask );
-}
-
-static void mgaDDStencilOp(GLcontext *ctx, GLenum fail, GLenum zfail,
-			   GLenum zpass)
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-   GLuint  stencilctl;
-
-   stencilctl = 0;
-   switch (ctx->Stencil.FailFunc[0])
-   {
-   case GL_KEEP:
-      stencilctl |= SC_sfailop_keep;
-      break;
-   case GL_ZERO:
-      stencilctl |= SC_sfailop_zero;
-      break;
-   case GL_REPLACE:
-      stencilctl |= SC_sfailop_replace;
-      break;
-   case GL_INCR:
-      stencilctl |= SC_sfailop_incrsat;
-      break;
-   case GL_DECR:
-      stencilctl |= SC_sfailop_decrsat;
-      break;
-   case GL_INCR_WRAP:
-      stencilctl |= SC_sfailop_incr;
-      break;
-   case GL_DECR_WRAP:
-      stencilctl |= SC_sfailop_decr;
-      break;
-   case GL_INVERT:
-      stencilctl |= SC_sfailop_invert;
-      break;
-   default:
-      break;
-   }
-
-   switch (ctx->Stencil.ZFailFunc[0])
-   {
-   case GL_KEEP:
-      stencilctl |= SC_szfailop_keep;
-      break;
-   case GL_ZERO:
-      stencilctl |= SC_szfailop_zero;
-      break;
-   case GL_REPLACE:
-      stencilctl |= SC_szfailop_replace;
-      break;
-   case GL_INCR:
-      stencilctl |= SC_szfailop_incrsat;
-      break;
-   case GL_DECR:
-      stencilctl |= SC_szfailop_decrsat;
-      break;
-   case GL_INCR_WRAP:
-      stencilctl |= SC_szfailop_incr;
-      break;
-   case GL_DECR_WRAP:
-      stencilctl |= SC_szfailop_decr;
-      break;
-   case GL_INVERT:
-      stencilctl |= SC_szfailop_invert;
-      break;
-   default:
-      break;
-   }
-
-   switch (ctx->Stencil.ZPassFunc[0])
-   {
-   case GL_KEEP:
-      stencilctl |= SC_szpassop_keep;
-      break;
-   case GL_ZERO:
-      stencilctl |= SC_szpassop_zero;
-      break;
-   case GL_REPLACE:
-      stencilctl |= SC_szpassop_replace;
-      break;
-   case GL_INCR:
-      stencilctl |= SC_szpassop_incrsat;
-      break;
-   case GL_DECR:
-      stencilctl |= SC_szpassop_decrsat;
-      break;
-   case GL_INCR_WRAP:
-      stencilctl |= SC_szpassop_incr;
-      break;
-   case GL_DECR_WRAP:
-      stencilctl |= SC_szpassop_decr;
-      break;
-   case GL_INVERT:
-      stencilctl |= SC_szpassop_invert;
-      break;
-   default:
-      break;
-   }
-
-   MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-   mmesa->hw.stencilctl &= (SC_sfailop_MASK & SC_szfailop_MASK 
-			    & SC_szpassop_MASK);
-   mmesa->hw.stencilctl |= stencilctl;
-}
-
-
-/* =============================================================
- * Window position and viewport transformation
- */
-
-void mgaCalcViewport( GLcontext *ctx )
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-   const GLfloat *v = ctx->Viewport._WindowMap.m;
-   GLfloat *m = mmesa->hw_viewport;
-
-   /* See also mga_translate_vertex.
-    */
-   m[MAT_SX] =   v[MAT_SX];
-   m[MAT_TX] =   v[MAT_TX] + mmesa->drawX + SUBPIXEL_X;
-   m[MAT_SY] = - v[MAT_SY];
-   m[MAT_TY] = - v[MAT_TY] + mmesa->driDrawable->h + mmesa->drawY + SUBPIXEL_Y;
-   m[MAT_SZ] =   v[MAT_SZ] * mmesa->depth_scale;
-   m[MAT_TZ] =   v[MAT_TZ] * mmesa->depth_scale;
-
-   mmesa->SetupNewInputs = ~0;
-}
-
-static void mgaViewport( GLcontext *ctx, 
-			  GLint x, GLint y, 
-			  GLsizei width, GLsizei height )
-{
-   /* update size of Mesa/software ancillary buffers */
-   _mesa_ResizeBuffersMESA();
-   mgaCalcViewport( ctx );
-}
-
-static void mgaDepthRange( GLcontext *ctx, 
-			    GLclampd nearval, GLclampd farval )
-{
-   mgaCalcViewport( ctx );
-}
-
-
-/* =============================================================
- * Miscellaneous
- */
-
-static void mgaDDClearColor(GLcontext *ctx, 
-			    const GLfloat color[4] )
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-   GLubyte c[4];
-   CLAMPED_FLOAT_TO_UBYTE(c[0], color[0]);
-   CLAMPED_FLOAT_TO_UBYTE(c[1], color[1]);
-   CLAMPED_FLOAT_TO_UBYTE(c[2], color[2]);
-   CLAMPED_FLOAT_TO_UBYTE(c[3], color[3]);
-
-   mmesa->ClearColor = mgaPackColor( mmesa->mgaScreen->cpp,
-				     c[0], c[1], c[2], c[3]);
-}
-
-
-/* Fallback to swrast for select and feedback.
- */
-static void mgaRenderMode( GLcontext *ctx, GLenum mode )
-{
-   FALLBACK( ctx, MGA_FALLBACK_RENDERMODE, (mode != GL_RENDER) );
-}
-
-
-static void mgaDDLogicOp( GLcontext *ctx, GLenum opcode )
-{
-   mgaContextPtr mmesa = MGA_CONTEXT( ctx );
-
-   MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-   mmesa->hw.rop = mgarop_NoBLK[ opcode & 0x0f ];
-}
-
-
-static void mgaXMesaSetFrontClipRects( mgaContextPtr mmesa )
-{
-   __DRIdrawablePrivate *driDrawable = mmesa->driDrawable;
-
-   if (driDrawable->numClipRects == 0) {
-       static drm_clip_rect_t zeroareacliprect = {0,0,0,0};
-       mmesa->numClipRects = 1;
-       mmesa->pClipRects = &zeroareacliprect;
-   } else {
-       mmesa->numClipRects = driDrawable->numClipRects;
-       mmesa->pClipRects = driDrawable->pClipRects;
-   }
-   mmesa->drawX = driDrawable->x;
-   mmesa->drawY = driDrawable->y;
-
-   mmesa->setup.dstorg = mmesa->drawOffset;
-   mmesa->dirty |= MGA_UPLOAD_CONTEXT | MGA_UPLOAD_CLIPRECTS;
-}
-
-
-static void mgaXMesaSetBackClipRects( mgaContextPtr mmesa )
-{
-   __DRIdrawablePrivate *driDrawable = mmesa->driDrawable;
-
-   if (driDrawable->numBackClipRects == 0)
-   {
-      if (driDrawable->numClipRects == 0) {
-	  static drm_clip_rect_t zeroareacliprect = {0,0,0,0};
-	  mmesa->numClipRects = 1;
-	  mmesa->pClipRects = &zeroareacliprect;
-      } else {
-	  mmesa->numClipRects = driDrawable->numClipRects;
-	  mmesa->pClipRects = driDrawable->pClipRects;
-      }
-      mmesa->drawX = driDrawable->x;
-      mmesa->drawY = driDrawable->y;
-   } else {
-      mmesa->numClipRects = driDrawable->numBackClipRects;
-      mmesa->pClipRects = driDrawable->pBackClipRects;
-      mmesa->drawX = driDrawable->backX;
-      mmesa->drawY = driDrawable->backY;
-   }
-
-   mmesa->setup.dstorg = mmesa->drawOffset;
-   mmesa->dirty |= MGA_UPLOAD_CONTEXT | MGA_UPLOAD_CLIPRECTS;
-}
-
-
-void mgaUpdateRects( mgaContextPtr mmesa, GLuint buffers )
-{
-   __DRIdrawablePrivate *driDrawable = mmesa->driDrawable;
-   drm_mga_sarea_t *sarea = mmesa->sarea;
-
-
-   DRI_VALIDATE_DRAWABLE_INFO(mmesa->driScreen, driDrawable); 
-   mmesa->dirty_cliprects = 0;	
-
-   if (mmesa->draw_buffer == MGA_FRONT)
-      mgaXMesaSetFrontClipRects( mmesa );
-   else
-      mgaXMesaSetBackClipRects( mmesa );
-
-   sarea->req_drawable = driDrawable->draw;
-   sarea->req_draw_buffer = mmesa->draw_buffer;
-
-   mgaUpdateClipping( mmesa->glCtx );
-   mgaCalcViewport( mmesa->glCtx );
-
-   mmesa->dirty |= MGA_UPLOAD_CLIPRECTS;
-}
-
-
-static void mgaDDDrawBuffer(GLcontext *ctx, GLenum mode )
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-
-   FLUSH_BATCH( mmesa );
-
-   /*
-    * _DrawDestMask is easier to cope with than <mode>.
-    */
-   switch ( ctx->DrawBuffer->_ColorDrawBufferMask[0] ) {
-   case BUFFER_BIT_FRONT_LEFT:
-      mmesa->setup.dstorg = mmesa->mgaScreen->frontOffset;
-      mmesa->dirty |= MGA_UPLOAD_CONTEXT;
-      mmesa->draw_buffer = MGA_FRONT;
-      mgaXMesaSetFrontClipRects( mmesa );
-      FALLBACK( ctx, MGA_FALLBACK_DRAW_BUFFER, GL_FALSE );
-      break;
-   case BUFFER_BIT_BACK_LEFT:
-      mmesa->setup.dstorg = mmesa->mgaScreen->backOffset;
-      mmesa->draw_buffer = MGA_BACK;
-      mmesa->dirty |= MGA_UPLOAD_CONTEXT;
-      mgaXMesaSetBackClipRects( mmesa );
-      FALLBACK( ctx, MGA_FALLBACK_DRAW_BUFFER, GL_FALSE );
-      break;
-   default:
-      /* GL_NONE or GL_FRONT_AND_BACK or stereo left&right, etc */
-      FALLBACK( ctx, MGA_FALLBACK_DRAW_BUFFER, GL_TRUE );
-      return;
-   }
-
-   /* We want to update the s/w rast state too so that r200SetBuffer()
-    * gets called.
-    */
-   _swrast_DrawBuffer(ctx, mode);
-}
-
-
-static void mgaDDReadBuffer(GLcontext *ctx, GLenum mode )
-{
-   /* nothing, until we implement h/w glRead/CopyPixels or CopyTexImage */
-}
-
-
-/* =============================================================
- * State enable/disable
- */
-
-
-static void mgaDDEnable(GLcontext *ctx, GLenum cap, GLboolean state)
-{
-   mgaContextPtr mmesa = MGA_CONTEXT( ctx );
-
-   switch(cap) {
-   case GL_DITHER:
-      MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-      if (!ctx->Color.DitherFlag)
-	 mmesa->setup.maccess |= MA_nodither_enable;
-      else
-	 mmesa->setup.maccess &= ~MA_nodither_enable;
-      break;
-   case GL_LIGHTING:
-   case GL_COLOR_SUM_EXT:
-      FLUSH_BATCH( mmesa );
-      updateSpecularLighting( ctx );
-      break;
-   case GL_ALPHA_TEST:
-      MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-      mmesa->hw.alpha_func_enable = (state) ? ~0 : 0;
-      break;
-   case GL_DEPTH_TEST:
-      MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-      FALLBACK (ctx, MGA_FALLBACK_DEPTH,
-		ctx->Depth.Func == GL_NEVER && ctx->Depth.Test);
-      break;
-
-   case GL_SCISSOR_TEST:
-      FLUSH_BATCH( mmesa );
-      mmesa->scissor = state;
-      mgaUpdateClipping( ctx );
-      break;
-
-   case GL_FOG:
-      MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-      if (ctx->Fog.Enabled) 
-	 mmesa->setup.maccess |= MA_fogen_enable;
-      else
-	 mmesa->setup.maccess &= ~MA_fogen_enable;
-      break;
-   case GL_CULL_FACE:
-      mgaDDCullFaceFrontFace( ctx, 0 );
-      break;
-   case GL_TEXTURE_1D:
-   case GL_TEXTURE_2D:
-   case GL_TEXTURE_3D:
-      break;
-   case GL_POLYGON_STIPPLE:
-      if (mmesa->haveHwStipple && mmesa->raster_primitive == GL_TRIANGLES) {
-	 MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-	 mmesa->setup.dwgctl &= ~(0xf<<20);
-	 if (state)
-	    mmesa->setup.dwgctl |= mmesa->poly_stipple;
-      }
-      break;
-
-   case GL_BLEND:
-   case GL_COLOR_LOGIC_OP:
-      updateBlendLogicOp( ctx );
-      break;
-
-   case GL_STENCIL_TEST:
-      MGA_STATECHANGE( mmesa, MGA_UPLOAD_CONTEXT );
-      if (mmesa->hw_stencil) {
-	 mmesa->hw.stencil_enable = ( state ) ? ~0 : 0;
-      }
-      else {
-	 FALLBACK( ctx, MGA_FALLBACK_STENCIL, state );
-      }
-   default:
-      break;
-   }
-}
-
-
-/* =============================================================
- */
-
-static void mgaDDPrintDirty( const char *msg, GLuint state )
-{
-   fprintf(stderr, "%s (0x%03x): %s%s%s%s%s%s%s\n",
-	   msg,
-	   (unsigned int) state,
-	   (state & MGA_WAIT_AGE)          ? "wait-age " : "",
-	   (state & MGA_UPLOAD_TEX0IMAGE)  ? "upload-tex0-img " : "",
-	   (state & MGA_UPLOAD_TEX1IMAGE)  ? "upload-tex1-img " : "",
-	   (state & MGA_UPLOAD_CONTEXT)    ? "upload-ctx " : "",
-	   (state & MGA_UPLOAD_TEX0)       ? "upload-tex0 " : "",
-	   (state & MGA_UPLOAD_TEX1)       ? "upload-tex1 " : "",
-	   (state & MGA_UPLOAD_PIPE)       ? "upload-pipe " : ""
-      );
-}
-
-/* Push the state into the sarea and/or texture memory.
- */
-void mgaEmitHwStateLocked( mgaContextPtr mmesa )
-{
-   drm_mga_sarea_t *sarea = mmesa->sarea;
-   GLcontext * ctx = mmesa->glCtx;
-
-   if (MGA_DEBUG & DEBUG_VERBOSE_MSG)
-      mgaDDPrintDirty( __FUNCTION__, mmesa->dirty );
-
-   if (mmesa->dirty & MGA_UPLOAD_CONTEXT) {
-      mmesa->setup.wflag = _CULL_DISABLE;
-      if (mmesa->raster_primitive == GL_TRIANGLES) {
-	 if ((ctx->Texture.Unit[0]._ReallyEnabled == TEXTURE_2D_BIT &&
-	      ctx->Texture.Unit[1]._ReallyEnabled == TEXTURE_2D_BIT)) {
-	    mmesa->setup.wflag = mmesa->hw.cull_dualtex;
-	 }
-	 else {
-	    mmesa->setup.wflag = mmesa->hw.cull;
-	 }
-      }
-
-      mmesa->setup.stencil = mmesa->hw.stencil 
-	  & mmesa->hw.stencil_enable;
-      mmesa->setup.stencilctl = mmesa->hw.stencilctl
-	  & mmesa->hw.stencil_enable;
-
-      /* If depth testing is not enabled, then use the no Z-compare / no
-       * Z-write mode.  Otherwise, use whatever is set in hw.zmode.
-       */
-      mmesa->setup.dwgctl &= (DC_zmode_MASK & DC_atype_MASK);
-      mmesa->setup.dwgctl |= (ctx->Depth.Test)
-	  ? mmesa->hw.zmode : (DC_zmode_nozcmp | DC_atype_i);
-
-      mmesa->setup.dwgctl &= DC_bop_MASK;
-      mmesa->setup.dwgctl |= (ctx->Color._LogicOpEnabled)
-	  ? mmesa->hw.rop : mgarop_NoBLK[ GL_COPY & 0x0f ];
-
-      mmesa->setup.alphactrl &= AC_src_MASK & AC_dst_MASK & AC_atmode_MASK
-	 & AC_atref_MASK & AC_alphasel_MASK;
-      mmesa->setup.alphactrl |= 
-	 (mmesa->hw.alpha_func & mmesa->hw.alpha_func_enable) |
-	 (mmesa->hw.blend_func & mmesa->hw.blend_func_enable) |
-	 ((AC_src_one | AC_dst_zero) & ~mmesa->hw.blend_func_enable) |
-	 mmesa->hw.alpha_sel;
-
-      memcpy( &sarea->context_state, &mmesa->setup, sizeof(mmesa->setup));
-   }
-
-   if ((mmesa->dirty & MGA_UPLOAD_TEX0) && mmesa->CurrentTexObj[0]) {
-      memcpy(&sarea->tex_state[0],
-	     &mmesa->CurrentTexObj[0]->setup,
-	     sizeof(sarea->tex_state[0]));
-   }
-
-   if ((mmesa->dirty & MGA_UPLOAD_TEX1) && mmesa->CurrentTexObj[1]) {
-      memcpy(&sarea->tex_state[1],
-	     &mmesa->CurrentTexObj[1]->setup,
-	     sizeof(sarea->tex_state[1]));
-   }
-
-   if (mmesa->dirty & (MGA_UPLOAD_TEX0 | MGA_UPLOAD_TEX1)) {
-      sarea->tex_state[0].texctl2 &= ~TMC_specen_enable;
-      sarea->tex_state[1].texctl2 &= ~TMC_specen_enable;
-      sarea->tex_state[0].texctl2 |= mmesa->hw.specen;
-      sarea->tex_state[1].texctl2 |= mmesa->hw.specen;
-   }
-
-   if (mmesa->dirty & MGA_UPLOAD_PIPE) {
-/*        mmesa->sarea->wacceptseq = mmesa->hw_primitive; */
-      mmesa->sarea->warp_pipe = mmesa->vertex_format;
-      mmesa->sarea->vertsize = mmesa->vertex_size;
-   }
-
-   mmesa->sarea->dirty |= mmesa->dirty;
-   mmesa->dirty &= MGA_UPLOAD_CLIPRECTS;
-}
-
-/* =============================================================
- */
-
-
-static void mgaDDValidateState( GLcontext *ctx )
-{
-   mgaContextPtr mmesa = MGA_CONTEXT( ctx );
-
-   FLUSH_BATCH( mmesa );
-
-   if (mmesa->NewGLState & _NEW_TEXTURE) {
-      mgaUpdateTextureState(ctx);
-   }
-
-   if (!mmesa->Fallback) {
-      if (mmesa->NewGLState & _MGA_NEW_RASTERSETUP) {
-         mgaChooseVertexState( ctx );
-      }
-
-      if (mmesa->NewGLState & _MGA_NEW_RENDERSTATE) {
-         mgaChooseRenderState( ctx );
-      }
-   }
-
-   mmesa->NewGLState = 0;
-}
-
-
-static void mgaDDInvalidateState( GLcontext *ctx, GLuint new_state )
-{
-   _swrast_InvalidateState( ctx, new_state );
-   _swsetup_InvalidateState( ctx, new_state );
-   _ac_InvalidateState( ctx, new_state );
-   _tnl_InvalidateState( ctx, new_state );
-   MGA_CONTEXT(ctx)->NewGLState |= new_state;
-}
-
-
-static void mgaRunPipeline( GLcontext *ctx )
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-
-   if (mmesa->NewGLState) {
-      mgaDDValidateState( ctx );
-   }
-
-   if (mmesa->dirty) {
-       mgaEmitHwStateLocked( mmesa );
-   }
-
-   _tnl_run_pipeline( ctx );
-}
-
-
-void mgaInitState( mgaContextPtr mmesa )
-{
-   mgaScreenPrivate *mgaScreen = mmesa->mgaScreen;
-   GLcontext *ctx = mmesa->glCtx;
-
-   if (ctx->Visual.doubleBufferMode) {
-      /* use back buffer by default */
-      mmesa->draw_buffer = MGA_BACK;
-      mmesa->drawOffset = mmesa->mgaScreen->backOffset;
-      mmesa->readOffset = mmesa->mgaScreen->backOffset;
-      mmesa->setup.dstorg = mgaScreen->backOffset;
-   } else {
-      /* use front buffer by default */
-      mmesa->draw_buffer = MGA_FRONT;
-      mmesa->drawOffset = mmesa->mgaScreen->frontOffset;
-      mmesa->readOffset = mmesa->mgaScreen->frontOffset;
-      mmesa->setup.dstorg = mgaScreen->frontOffset;
-   }
-
-   mmesa->setup.maccess = (MA_memreset_disable |
-			   MA_fogen_disable |
-			   MA_tlutload_disable |
-			   MA_nodither_disable |
-			   MA_dit555_disable);
-   if (driQueryOptioni (&mmesa->optionCache, "color_reduction") !=
-       DRI_CONF_COLOR_REDUCTION_DITHER)
-      mmesa->setup.maccess |= MA_nodither_enable;
-
-   switch (mmesa->mgaScreen->cpp) {
-   case 2:
-      mmesa->setup.maccess |= MA_pwidth_16;
-      break;
-   case 4:
-      mmesa->setup.maccess |= MA_pwidth_32;
-      break;
-   default:
-      fprintf( stderr, "Error: unknown cpp %d, exiting...\n",
-	       mmesa->mgaScreen->cpp );
-      exit( 1 );
-   }
-
-   switch (mmesa->glCtx->Visual.depthBits) {
-   case 16:
-      mmesa->setup.maccess |= MA_zwidth_16;
-      break;
-   case 24:
-      mmesa->setup.maccess |= MA_zwidth_24;
-      break;
-   case 32:
-      mmesa->setup.maccess |= MA_zwidth_32;
-      break;
-   }
-
-   mmesa->hw.blend_func = AC_src_one | AC_dst_zero;
-   mmesa->hw.blend_func_enable = 0;
-   mmesa->hw.alpha_func = AC_atmode_noacmp | MGA_FIELD( AC_atref, 0x00 );
-   mmesa->hw.alpha_func_enable = 0;
-   mmesa->hw.rop = mgarop_NoBLK[ GL_COPY & 0x0f ];
-   mmesa->hw.zmode = DC_zmode_zlt | DC_atype_zi;
-   mmesa->hw.stencil = MGA_FIELD( S_sref, 0x00) | MGA_FIELD( S_smsk, 0xff ) |
-      MGA_FIELD( S_swtmsk, 0xff );
-   mmesa->hw.stencilctl = SC_smode_salways | SC_sfailop_keep 
-      | SC_szfailop_keep | SC_szpassop_keep;
-   mmesa->hw.stencil_enable = 0;
-   mmesa->hw.cull = _CULL_DISABLE;
-   mmesa->hw.cull_dualtex = _CULL_DISABLE;
-   mmesa->hw.specen = 0;
-   mmesa->hw.alpha_sel = AC_alphasel_diffused;
-
-   mmesa->setup.dwgctl = (DC_opcod_trap |
-			  DC_linear_xy |
-			  DC_solid_disable |
-			  DC_arzero_disable |
-			  DC_sgnzero_disable |
-			  DC_shftzero_enable |
-			  MGA_FIELD( DC_bop, 0xC ) |
-			  MGA_FIELD( DC_trans, 0x0 ) |
-			  DC_bltmod_bmonolef |
-			  DC_pattern_disable |
-			  DC_transc_disable |
-			  DC_clipdis_disable);
-
-   mmesa->setup.plnwt = ~0;
-   mmesa->setup.alphactrl = (AC_amode_alpha_channel |
-			     AC_astipple_disable |
-			     AC_aten_disable);
-
-   mmesa->setup.fogcolor = PACK_COLOR_888((GLubyte)(ctx->Fog.Color[0]*255.0F),
-					  (GLubyte)(ctx->Fog.Color[1]*255.0F),
-					  (GLubyte)(ctx->Fog.Color[2]*255.0F));
-
-   mmesa->setup.wflag = 0;
-   mmesa->setup.tdualstage0 = 0;
-   mmesa->setup.tdualstage1 = 0;
-   mmesa->setup.fcol = 0;
-   mmesa->dirty |= MGA_UPLOAD_CONTEXT;
-
-   mmesa->envcolor[0] = 0;
-   mmesa->envcolor[1] = 0;
-}
-
-
-void mgaDDInitStateFuncs( GLcontext *ctx )
-{
-   ctx->Driver.UpdateState = mgaDDInvalidateState;
-   ctx->Driver.Enable = mgaDDEnable;
-   ctx->Driver.LightModelfv = mgaDDLightModelfv;
-   ctx->Driver.AlphaFunc = mgaDDAlphaFunc;
-   ctx->Driver.BlendEquationSeparate = mgaDDBlendEquationSeparate;
-   ctx->Driver.BlendFuncSeparate = mgaDDBlendFuncSeparate;
-   ctx->Driver.DepthFunc = mgaDDDepthFunc;
-   ctx->Driver.DepthMask = mgaDDDepthMask;
-   ctx->Driver.Fogfv = mgaDDFogfv;
-   ctx->Driver.Scissor = mgaDDScissor;
-   ctx->Driver.CullFace = mgaDDCullFaceFrontFace;
-   ctx->Driver.FrontFace = mgaDDCullFaceFrontFace;
-   ctx->Driver.ColorMask = mgaDDColorMask;
-
-   ctx->Driver.DrawBuffer = mgaDDDrawBuffer;
-   ctx->Driver.ReadBuffer = mgaDDReadBuffer;
-   ctx->Driver.ClearColor = mgaDDClearColor;
-   ctx->Driver.ClearDepth = mgaDDClearDepth;
-   ctx->Driver.LogicOpcode = mgaDDLogicOp;
-
-   ctx->Driver.PolygonStipple = mgaDDPolygonStipple;
-
-   ctx->Driver.StencilFunc = mgaDDStencilFunc;
-   ctx->Driver.StencilMask = mgaDDStencilMask;
-   ctx->Driver.StencilOp = mgaDDStencilOp;
-
-   ctx->Driver.DepthRange = mgaDepthRange;
-   ctx->Driver.Viewport = mgaViewport;
-   ctx->Driver.RenderMode = mgaRenderMode;
-
-   ctx->Driver.ClearIndex = 0;
-   ctx->Driver.IndexMask = 0;
-
-   /* Swrast hooks for imaging extensions:
-    */
-   ctx->Driver.CopyColorTable = _swrast_CopyColorTable;
-   ctx->Driver.CopyColorSubTable = _swrast_CopyColorSubTable;
-   ctx->Driver.CopyConvolutionFilter1D = _swrast_CopyConvolutionFilter1D;
-   ctx->Driver.CopyConvolutionFilter2D = _swrast_CopyConvolutionFilter2D;
-
-   TNL_CONTEXT(ctx)->Driver.RunPipeline = mgaRunPipeline;
-}