Include mesa-6.4.2 project

1 files changed, 994 insertions, 0 deletions

diff --git a/nx-X11/extras/Mesa_6.4.2/src/mesa/main/varray.c b/nx-X11/extras/Mesa_6.4.2/src/mesa/main/varray.c
new file mode 100644
index 000000000..6781b6981
--- /dev/null
+++ b/nx-X11/extras/Mesa_6.4.2/src/mesa/main/varray.c
@@ -0,0 +1,994 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  6.1
+ *
+ * Copyright (C) 1999-2004  Brian Paul   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, sublicense,
+ * 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 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 NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL 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 "imports.h"
+#include "bufferobj.h"
+#include "context.h"
+#include "enable.h"
+#include "enums.h"
+#include "dlist.h"
+#include "texstate.h"
+#include "mtypes.h"
+#include "varray.h"
+#include "dispatch.h"
+
+#ifndef GL_BOOLEAN
+#define GL_BOOLEAN 0x9999
+#endif
+
+
+/**
+ * Update the fields of a vertex array structure.
+ * We need to do a few special things for arrays that live in
+ * vertex buffer objects.
+ */
+static void
+update_array(GLcontext *ctx, struct gl_client_array *array,
+             GLuint dirtyFlag, GLsizei elementSize,
+             GLint size, GLenum type,
+             GLsizei stride, GLboolean normalized, const GLvoid *ptr)
+{
+   array->Size = size;
+   array->Type = type;
+   array->Stride = stride;
+   array->StrideB = stride ? stride : elementSize;
+   array->Normalized = normalized;
+   array->Ptr = (const GLubyte *) ptr;
+#if FEATURE_ARB_vertex_buffer_object
+   array->BufferObj->RefCount--;
+   if (array->BufferObj->RefCount <= 0) {
+      ASSERT(array->BufferObj->Name);
+      _mesa_remove_buffer_object( ctx, array->BufferObj );
+      (*ctx->Driver.DeleteBuffer)( ctx, array->BufferObj );
+   }
+   array->BufferObj = ctx->Array.ArrayBufferObj;
+   array->BufferObj->RefCount++;
+   /* Compute the index of the last array element that's inside the buffer.
+    * Later in glDrawArrays we'll check if start + count > _MaxElement to
+    * be sure we won't go out of bounds.
+    */
+   if (ctx->Array.ArrayBufferObj->Name)
+      array->_MaxElement = ((GLsizeiptrARB) ctx->Array.ArrayBufferObj->Size
+                            - (GLsizeiptrARB) array->Ptr) / array->StrideB;
+   else
+#endif
+      array->_MaxElement = 2 * 1000 * 1000 * 1000; /* just a big number */
+
+   ctx->NewState |= _NEW_ARRAY;
+   ctx->Array.NewState |= dirtyFlag;
+}
+
+
+void GLAPIENTRY
+_mesa_VertexPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr)
+{
+   GLsizei elementSize;
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   if (size < 2 || size > 4) {
+      _mesa_error( ctx, GL_INVALID_VALUE, "glVertexPointer(size)" );
+      return;
+   }
+   if (stride < 0) {
+      _mesa_error( ctx, GL_INVALID_VALUE, "glVertexPointer(stride)" );
+      return;
+   }
+
+   if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
+      _mesa_debug(ctx, "glVertexPointer( sz %d type %s stride %d )\n", size,
+                  _mesa_lookup_enum_by_nr( type ), stride);
+
+   /* always need to check that <type> is legal */
+   switch (type) {
+      case GL_SHORT:
+         elementSize = size * sizeof(GLshort);
+         break;
+      case GL_INT:
+         elementSize = size * sizeof(GLint);
+         break;
+      case GL_FLOAT:
+         elementSize = size * sizeof(GLfloat);
+         break;
+      case GL_DOUBLE:
+         elementSize = size * sizeof(GLdouble);
+         break;
+      default:
+         _mesa_error( ctx, GL_INVALID_ENUM, "glVertexPointer(type)" );
+         return;
+   }
+
+   update_array(ctx, &ctx->Array.Vertex, _NEW_ARRAY_VERTEX,
+                elementSize, size, type, stride, GL_FALSE, ptr);
+
+   if (ctx->Driver.VertexPointer)
+      ctx->Driver.VertexPointer( ctx, size, type, stride, ptr );
+}
+
+
+void GLAPIENTRY
+_mesa_NormalPointer(GLenum type, GLsizei stride, const GLvoid *ptr )
+{
+   GLsizei elementSize;
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   if (stride < 0) {
+      _mesa_error( ctx, GL_INVALID_VALUE, "glNormalPointer(stride)" );
+      return;
+   }
+
+   if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
+      _mesa_debug(ctx, "glNormalPointer( type %s stride %d )\n",
+                  _mesa_lookup_enum_by_nr( type ), stride);
+
+   switch (type) {
+      case GL_BYTE:
+         elementSize = 3 * sizeof(GLbyte);
+         break;
+      case GL_SHORT:
+         elementSize = 3 * sizeof(GLshort);
+         break;
+      case GL_INT:
+         elementSize = 3 * sizeof(GLint);
+         break;
+      case GL_FLOAT:
+         elementSize = 3 * sizeof(GLfloat);
+         break;
+      case GL_DOUBLE:
+         elementSize = 3 * sizeof(GLdouble);
+         break;
+      default:
+         _mesa_error( ctx, GL_INVALID_ENUM, "glNormalPointer(type)" );
+         return;
+   }
+
+   update_array(ctx, &ctx->Array.Normal, _NEW_ARRAY_NORMAL,
+                elementSize, 3, type, stride, GL_FALSE, ptr);
+
+   if (ctx->Driver.NormalPointer)
+      ctx->Driver.NormalPointer( ctx, type, stride, ptr );
+}
+
+
+void GLAPIENTRY
+_mesa_ColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr)
+{
+   GLsizei elementSize;
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   if (size < 3 || size > 4) {
+      _mesa_error( ctx, GL_INVALID_VALUE, "glColorPointer(size)" );
+      return;
+   }
+   if (stride < 0) {
+      _mesa_error( ctx, GL_INVALID_VALUE, "glColorPointer(stride)" );
+      return;
+   }
+
+   if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
+      _mesa_debug(ctx, "glColorPointer( sz %d type %s stride %d )\n", size,
+                  _mesa_lookup_enum_by_nr( type ), stride);
+
+   switch (type) {
+      case GL_BYTE:
+         elementSize = size * sizeof(GLbyte);
+         break;
+      case GL_UNSIGNED_BYTE:
+         elementSize = size * sizeof(GLubyte);
+         break;
+      case GL_SHORT:
+         elementSize = size * sizeof(GLshort);
+         break;
+      case GL_UNSIGNED_SHORT:
+         elementSize = size * sizeof(GLushort);
+         break;
+      case GL_INT:
+         elementSize = size * sizeof(GLint);
+         break;
+      case GL_UNSIGNED_INT:
+         elementSize = size * sizeof(GLuint);
+         break;
+      case GL_FLOAT:
+         elementSize = size * sizeof(GLfloat);
+         break;
+      case GL_DOUBLE:
+         elementSize = size * sizeof(GLdouble);
+         break;
+      default:
+         _mesa_error( ctx, GL_INVALID_ENUM, "glColorPointer(type)" );
+         return;
+   }
+
+   update_array(ctx, &ctx->Array.Color, _NEW_ARRAY_COLOR0,
+                elementSize, size, type, stride, GL_FALSE, ptr);
+
+   if (ctx->Driver.ColorPointer)
+      ctx->Driver.ColorPointer( ctx, size, type, stride, ptr );
+}
+
+
+void GLAPIENTRY
+_mesa_FogCoordPointerEXT(GLenum type, GLsizei stride, const GLvoid *ptr)
+{
+   GLint elementSize;
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   if (stride < 0) {
+      _mesa_error( ctx, GL_INVALID_VALUE, "glFogCoordPointer(stride)" );
+      return;
+   }
+
+   switch (type) {
+      case GL_FLOAT:
+         elementSize = sizeof(GLfloat);
+         break;
+      case GL_DOUBLE:
+         elementSize = sizeof(GLdouble);
+         break;
+      default:
+         _mesa_error( ctx, GL_INVALID_ENUM, "glFogCoordPointer(type)" );
+         return;
+   }
+
+   update_array(ctx, &ctx->Array.FogCoord, _NEW_ARRAY_FOGCOORD,
+                elementSize, 1, type, stride, GL_FALSE, ptr);
+
+   if (ctx->Driver.FogCoordPointer)
+      ctx->Driver.FogCoordPointer( ctx, type, stride, ptr );
+}
+
+
+void GLAPIENTRY
+_mesa_IndexPointer(GLenum type, GLsizei stride, const GLvoid *ptr)
+{
+   GLsizei elementSize;
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   if (stride < 0) {
+      _mesa_error( ctx, GL_INVALID_VALUE, "glIndexPointer(stride)" );
+      return;
+   }
+
+   switch (type) {
+      case GL_UNSIGNED_BYTE:
+         elementSize = sizeof(GLubyte);
+         break;
+      case GL_SHORT:
+         elementSize = sizeof(GLshort);
+         break;
+      case GL_INT:
+         elementSize = sizeof(GLint);
+         break;
+      case GL_FLOAT:
+         elementSize = sizeof(GLfloat);
+         break;
+      case GL_DOUBLE:
+         elementSize = sizeof(GLdouble);
+         break;
+      default:
+         _mesa_error( ctx, GL_INVALID_ENUM, "glIndexPointer(type)" );
+         return;
+   }
+
+   update_array(ctx, &ctx->Array.Index, _NEW_ARRAY_INDEX,
+                elementSize, 1, type, stride, GL_FALSE, ptr);
+
+   if (ctx->Driver.IndexPointer)
+      ctx->Driver.IndexPointer( ctx, type, stride, ptr );
+}
+
+
+void GLAPIENTRY
+_mesa_SecondaryColorPointerEXT(GLint size, GLenum type,
+			       GLsizei stride, const GLvoid *ptr)
+{
+   GLsizei elementSize;
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   if (size != 3 && size != 4) {
+      _mesa_error( ctx, GL_INVALID_VALUE, "glSecondaryColorPointer(size)" );
+      return;
+   }
+   if (stride < 0) {
+      _mesa_error( ctx, GL_INVALID_VALUE, "glSecondaryColorPointer(stride)" );
+      return;
+   }
+
+   if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
+      _mesa_debug(ctx, "glSecondaryColorPointer( sz %d type %s stride %d )\n",
+                  size, _mesa_lookup_enum_by_nr( type ), stride);
+
+   switch (type) {
+      case GL_BYTE:
+         elementSize = size * sizeof(GLbyte);
+         break;
+      case GL_UNSIGNED_BYTE:
+         elementSize = size * sizeof(GLubyte);
+         break;
+      case GL_SHORT:
+         elementSize = size * sizeof(GLshort);
+         break;
+      case GL_UNSIGNED_SHORT:
+         elementSize = size * sizeof(GLushort);
+         break;
+      case GL_INT:
+         elementSize = size * sizeof(GLint);
+         break;
+      case GL_UNSIGNED_INT:
+         elementSize = size * sizeof(GLuint);
+         break;
+      case GL_FLOAT:
+         elementSize = size * sizeof(GLfloat);
+         break;
+      case GL_DOUBLE:
+         elementSize = size * sizeof(GLdouble);
+         break;
+      default:
+         _mesa_error( ctx, GL_INVALID_ENUM, "glSecondaryColorPointer(type)" );
+         return;
+   }
+
+   update_array(ctx, &ctx->Array.SecondaryColor, _NEW_ARRAY_COLOR1,
+                elementSize, size, type, stride, GL_FALSE, ptr);
+
+   if (ctx->Driver.SecondaryColorPointer)
+      ctx->Driver.SecondaryColorPointer( ctx, size, type, stride, ptr );
+}
+
+
+void GLAPIENTRY
+_mesa_TexCoordPointer(GLint size, GLenum type, GLsizei stride,
+                      const GLvoid *ptr)
+{
+   GLint elementSize;
+   GET_CURRENT_CONTEXT(ctx);
+   const GLuint unit = ctx->Array.ActiveTexture;
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   if (size < 1 || size > 4) {
+      _mesa_error( ctx, GL_INVALID_VALUE, "glTexCoordPointer(size)" );
+      return;
+   }
+   if (stride < 0) {
+      _mesa_error( ctx, GL_INVALID_VALUE, "glTexCoordPointer(stride)" );
+      return;
+   }
+
+   if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
+      _mesa_debug(ctx, "glTexCoordPointer(unit %u sz %d type %s stride %d)\n",
+                  unit, size, _mesa_lookup_enum_by_nr( type ), stride);
+
+   /* always need to check that <type> is legal */
+   switch (type) {
+      case GL_SHORT:
+         elementSize = size * sizeof(GLshort);
+         break;
+      case GL_INT:
+         elementSize = size * sizeof(GLint);
+         break;
+      case GL_FLOAT:
+         elementSize = size * sizeof(GLfloat);
+         break;
+      case GL_DOUBLE:
+         elementSize = size * sizeof(GLdouble);
+         break;
+      default:
+         _mesa_error( ctx, GL_INVALID_ENUM, "glTexCoordPointer(type)" );
+         return;
+   }
+
+   update_array(ctx, &ctx->Array.TexCoord[unit], _NEW_ARRAY_TEXCOORD(unit),
+                elementSize, size, type, stride, GL_FALSE, ptr);
+
+   if (ctx->Driver.TexCoordPointer)
+      ctx->Driver.TexCoordPointer( ctx, size, type, stride, ptr );
+}
+
+
+void GLAPIENTRY
+_mesa_EdgeFlagPointer(GLsizei stride, const GLvoid *ptr)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   if (stride < 0) {
+      _mesa_error( ctx, GL_INVALID_VALUE, "glEdgeFlagPointer(stride)" );
+      return;
+   }
+
+   update_array(ctx, &ctx->Array.EdgeFlag, _NEW_ARRAY_EDGEFLAG,
+                sizeof(GLboolean), 1, GL_BOOLEAN, stride, GL_FALSE, ptr);
+
+   if (ctx->Driver.EdgeFlagPointer)
+      ctx->Driver.EdgeFlagPointer( ctx, stride, ptr );
+}
+
+
+#if FEATURE_NV_vertex_program
+void GLAPIENTRY
+_mesa_VertexAttribPointerNV(GLuint index, GLint size, GLenum type,
+                            GLsizei stride, const GLvoid *ptr)
+{
+   GLsizei elementSize;
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+   if (index >= VERT_ATTRIB_MAX) {
+      _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(index)");
+      return;
+   }
+
+   if (size < 1 || size > 4) {
+      _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(size)");
+      return;
+   }
+
+   if (stride < 0) {
+      _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(stride)");
+      return;
+   }
+
+   if (type == GL_UNSIGNED_BYTE && size != 4) {
+      _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(size!=4)");
+      return;
+   }
+
+   /* check for valid 'type' and compute StrideB right away */
+   switch (type) {
+      case GL_UNSIGNED_BYTE:
+         elementSize = size * sizeof(GLubyte);
+         break;
+      case GL_SHORT:
+         elementSize = size * sizeof(GLshort);
+         break;
+      case GL_FLOAT:
+         elementSize = size * sizeof(GLfloat);
+         break;
+      case GL_DOUBLE:
+         elementSize = size * sizeof(GLdouble);
+         break;
+      default:
+         _mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttribPointerNV(type)" );
+         return;
+   }
+
+   update_array(ctx, &ctx->Array.VertexAttrib[index], _NEW_ARRAY_ATTRIB(index),
+                elementSize, size, type, stride, GL_FALSE, ptr);
+
+   if (ctx->Driver.VertexAttribPointer)
+      ctx->Driver.VertexAttribPointer( ctx, index, size, type, stride, ptr );
+}
+#endif
+
+
+#if FEATURE_ARB_vertex_program
+void GLAPIENTRY
+_mesa_VertexAttribPointerARB(GLuint index, GLint size, GLenum type,
+                             GLboolean normalized,
+                             GLsizei stride, const GLvoid *ptr)
+{
+   GLsizei elementSize;
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+   if (index >= ctx->Const.MaxVertexProgramAttribs) {
+      _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerARB(index)");
+      return;
+   }
+
+   if (size < 1 || size > 4) {
+      _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerARB(size)");
+      return;
+   }
+
+   if (stride < 0) {
+      _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerARB(stride)");
+      return;
+   }
+
+   if (type == GL_UNSIGNED_BYTE && size != 4) {
+      _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerARB(size!=4)");
+      return;
+   }
+
+   /* check for valid 'type' and compute StrideB right away */
+   /* NOTE: more types are supported here than in the NV extension */
+   switch (type) {
+      case GL_BYTE:
+         elementSize = size * sizeof(GLbyte);
+         break;
+      case GL_UNSIGNED_BYTE:
+         elementSize = size * sizeof(GLubyte);
+         break;
+      case GL_SHORT:
+         elementSize = size * sizeof(GLshort);
+         break;
+      case GL_UNSIGNED_SHORT:
+         elementSize = size * sizeof(GLushort);
+         break;
+      case GL_INT:
+         elementSize = size * sizeof(GLint);
+         break;
+      case GL_UNSIGNED_INT:
+         elementSize = size * sizeof(GLuint);
+         break;
+      case GL_FLOAT:
+         elementSize = size * sizeof(GLfloat);
+         break;
+      case GL_DOUBLE:
+         elementSize = size * sizeof(GLdouble);
+         break;
+      default:
+         _mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttribPointerARB(type)" );
+         return;
+   }
+
+   update_array(ctx, &ctx->Array.VertexAttrib[index], _NEW_ARRAY_ATTRIB(index),
+                elementSize, size, type, stride, normalized, ptr);
+
+   /* XXX fix
+   if (ctx->Driver.VertexAttribPointer)
+      ctx->Driver.VertexAttribPointer( ctx, index, size, type, stride, ptr );
+   */
+}
+#endif
+
+
+void GLAPIENTRY
+_mesa_VertexPointerEXT(GLint size, GLenum type, GLsizei stride,
+                       GLsizei count, const GLvoid *ptr)
+{
+   (void) count;
+   _mesa_VertexPointer(size, type, stride, ptr);
+}
+
+
+void GLAPIENTRY
+_mesa_NormalPointerEXT(GLenum type, GLsizei stride, GLsizei count,
+                       const GLvoid *ptr)
+{
+   (void) count;
+   _mesa_NormalPointer(type, stride, ptr);
+}
+
+
+void GLAPIENTRY
+_mesa_ColorPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count,
+                      const GLvoid *ptr)
+{
+   (void) count;
+   _mesa_ColorPointer(size, type, stride, ptr);
+}
+
+
+void GLAPIENTRY
+_mesa_IndexPointerEXT(GLenum type, GLsizei stride, GLsizei count,
+                      const GLvoid *ptr)
+{
+   (void) count;
+   _mesa_IndexPointer(type, stride, ptr);
+}
+
+
+void GLAPIENTRY
+_mesa_TexCoordPointerEXT(GLint size, GLenum type, GLsizei stride,
+                         GLsizei count, const GLvoid *ptr)
+{
+   (void) count;
+   _mesa_TexCoordPointer(size, type, stride, ptr);
+}
+
+
+void GLAPIENTRY
+_mesa_EdgeFlagPointerEXT(GLsizei stride, GLsizei count, const GLboolean *ptr)
+{
+   (void) count;
+   _mesa_EdgeFlagPointer(stride, ptr);
+}
+
+
+void GLAPIENTRY
+_mesa_InterleavedArrays(GLenum format, GLsizei stride, const GLvoid *pointer)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLboolean tflag, cflag, nflag;  /* enable/disable flags */
+   GLint tcomps, ccomps, vcomps;   /* components per texcoord, color, vertex */
+   GLenum ctype = 0;               /* color type */
+   GLint coffset = 0, noffset = 0, voffset;/* color, normal, vertex offsets */
+   const GLint toffset = 0;        /* always zero */
+   GLint defstride;                /* default stride */
+   GLint c, f;
+
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   f = sizeof(GLfloat);
+   c = f * ((4 * sizeof(GLubyte) + (f - 1)) / f);
+
+   if (stride < 0) {
+      _mesa_error( ctx, GL_INVALID_VALUE, "glInterleavedArrays(stride)" );
+      return;
+   }
+
+   switch (format) {
+      case GL_V2F:
+         tflag = GL_FALSE;  cflag = GL_FALSE;  nflag = GL_FALSE;
+         tcomps = 0;  ccomps = 0;  vcomps = 2;
+         voffset = 0;
+         defstride = 2*f;
+         break;
+      case GL_V3F:
+         tflag = GL_FALSE;  cflag = GL_FALSE;  nflag = GL_FALSE;
+         tcomps = 0;  ccomps = 0;  vcomps = 3;
+         voffset = 0;
+         defstride = 3*f;
+         break;
+      case GL_C4UB_V2F:
+         tflag = GL_FALSE;  cflag = GL_TRUE;  nflag = GL_FALSE;
+         tcomps = 0;  ccomps = 4;  vcomps = 2;
+         ctype = GL_UNSIGNED_BYTE;
+         coffset = 0;
+         voffset = c;
+         defstride = c + 2*f;
+         break;
+      case GL_C4UB_V3F:
+         tflag = GL_FALSE;  cflag = GL_TRUE;  nflag = GL_FALSE;
+         tcomps = 0;  ccomps = 4;  vcomps = 3;
+         ctype = GL_UNSIGNED_BYTE;
+         coffset = 0;
+         voffset = c;
+         defstride = c + 3*f;
+         break;
+      case GL_C3F_V3F:
+         tflag = GL_FALSE;  cflag = GL_TRUE;  nflag = GL_FALSE;
+         tcomps = 0;  ccomps = 3;  vcomps = 3;
+         ctype = GL_FLOAT;
+         coffset = 0;
+         voffset = 3*f;
+         defstride = 6*f;
+         break;
+      case GL_N3F_V3F:
+         tflag = GL_FALSE;  cflag = GL_FALSE;  nflag = GL_TRUE;
+         tcomps = 0;  ccomps = 0;  vcomps = 3;
+         noffset = 0;
+         voffset = 3*f;
+         defstride = 6*f;
+         break;
+      case GL_C4F_N3F_V3F:
+         tflag = GL_FALSE;  cflag = GL_TRUE;  nflag = GL_TRUE;
+         tcomps = 0;  ccomps = 4;  vcomps = 3;
+         ctype = GL_FLOAT;
+         coffset = 0;
+         noffset = 4*f;
+         voffset = 7*f;
+         defstride = 10*f;
+         break;
+      case GL_T2F_V3F:
+         tflag = GL_TRUE;  cflag = GL_FALSE;  nflag = GL_FALSE;
+         tcomps = 2;  ccomps = 0;  vcomps = 3;
+         voffset = 2*f;
+         defstride = 5*f;
+         break;
+      case GL_T4F_V4F:
+         tflag = GL_TRUE;  cflag = GL_FALSE;  nflag = GL_FALSE;
+         tcomps = 4;  ccomps = 0;  vcomps = 4;
+         voffset = 4*f;
+         defstride = 8*f;
+         break;
+      case GL_T2F_C4UB_V3F:
+         tflag = GL_TRUE;  cflag = GL_TRUE;  nflag = GL_FALSE;
+         tcomps = 2;  ccomps = 4;  vcomps = 3;
+         ctype = GL_UNSIGNED_BYTE;
+         coffset = 2*f;
+         voffset = c+2*f;
+         defstride = c+5*f;
+         break;
+      case GL_T2F_C3F_V3F:
+         tflag = GL_TRUE;  cflag = GL_TRUE;  nflag = GL_FALSE;
+         tcomps = 2;  ccomps = 3;  vcomps = 3;
+         ctype = GL_FLOAT;
+         coffset = 2*f;
+         voffset = 5*f;
+         defstride = 8*f;
+         break;
+      case GL_T2F_N3F_V3F:
+         tflag = GL_TRUE;  cflag = GL_FALSE;  nflag = GL_TRUE;
+         tcomps = 2;  ccomps = 0;  vcomps = 3;
+         noffset = 2*f;
+         voffset = 5*f;
+         defstride = 8*f;
+         break;
+      case GL_T2F_C4F_N3F_V3F:
+         tflag = GL_TRUE;  cflag = GL_TRUE;  nflag = GL_TRUE;
+         tcomps = 2;  ccomps = 4;  vcomps = 3;
+         ctype = GL_FLOAT;
+         coffset = 2*f;
+         noffset = 6*f;
+         voffset = 9*f;
+         defstride = 12*f;
+         break;
+      case GL_T4F_C4F_N3F_V4F:
+         tflag = GL_TRUE;  cflag = GL_TRUE;  nflag = GL_TRUE;
+         tcomps = 4;  ccomps = 4;  vcomps = 4;
+         ctype = GL_FLOAT;
+         coffset = 4*f;
+         noffset = 8*f;
+         voffset = 11*f;
+         defstride = 15*f;
+         break;
+      default:
+         _mesa_error( ctx, GL_INVALID_ENUM, "glInterleavedArrays(format)" );
+         return;
+   }
+
+   if (stride==0) {
+      stride = defstride;
+   }
+
+   _mesa_DisableClientState( GL_EDGE_FLAG_ARRAY );
+   _mesa_DisableClientState( GL_INDEX_ARRAY );
+
+   /* Texcoords */
+   if (tflag) {
+      _mesa_EnableClientState( GL_TEXTURE_COORD_ARRAY );
+      _mesa_TexCoordPointer( tcomps, GL_FLOAT, stride,
+                             (GLubyte *) pointer + toffset );
+   }
+   else {
+      _mesa_DisableClientState( GL_TEXTURE_COORD_ARRAY );
+   }
+
+   /* Color */
+   if (cflag) {
+      _mesa_EnableClientState( GL_COLOR_ARRAY );
+      _mesa_ColorPointer( ccomps, ctype, stride,
+			  (GLubyte *) pointer + coffset );
+   }
+   else {
+      _mesa_DisableClientState( GL_COLOR_ARRAY );
+   }
+
+
+   /* Normals */
+   if (nflag) {
+      _mesa_EnableClientState( GL_NORMAL_ARRAY );
+      _mesa_NormalPointer( GL_FLOAT, stride, (GLubyte *) pointer + noffset );
+   }
+   else {
+      _mesa_DisableClientState( GL_NORMAL_ARRAY );
+   }
+
+   /* Vertices */
+   _mesa_EnableClientState( GL_VERTEX_ARRAY );
+   _mesa_VertexPointer( vcomps, GL_FLOAT, stride,
+			(GLubyte *) pointer + voffset );
+}
+
+
+void GLAPIENTRY
+_mesa_LockArraysEXT(GLint first, GLsizei count)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   if (MESA_VERBOSE & VERBOSE_API)
+      _mesa_debug(ctx, "glLockArrays %d %d\n", first, count);
+
+   if (first == 0 && count > 0 &&
+       count <= (GLint) ctx->Const.MaxArrayLockSize) {
+      ctx->Array.LockFirst = first;
+      ctx->Array.LockCount = count;
+   }
+   else {
+      ctx->Array.LockFirst = 0;
+      ctx->Array.LockCount = 0;
+   }
+
+   ctx->NewState |= _NEW_ARRAY;
+   ctx->Array.NewState |= _NEW_ARRAY_ALL;
+
+   if (ctx->Driver.LockArraysEXT)
+      ctx->Driver.LockArraysEXT( ctx, first, count );
+}
+
+
+void GLAPIENTRY
+_mesa_UnlockArraysEXT( void )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   if (MESA_VERBOSE & VERBOSE_API)
+      _mesa_debug(ctx, "glUnlockArrays\n");
+
+   ctx->Array.LockFirst = 0;
+   ctx->Array.LockCount = 0;
+   ctx->NewState |= _NEW_ARRAY;
+   ctx->Array.NewState |= _NEW_ARRAY_ALL;
+
+   if (ctx->Driver.UnlockArraysEXT)
+      ctx->Driver.UnlockArraysEXT( ctx );
+}
+
+
+/* GL_EXT_multi_draw_arrays */
+/* Somebody forgot to spec the first and count parameters as const! <sigh> */
+void GLAPIENTRY
+_mesa_MultiDrawArraysEXT( GLenum mode, GLint *first,
+                          GLsizei *count, GLsizei primcount )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLint i;
+
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   for (i = 0; i < primcount; i++) {
+      if (count[i] > 0) {
+         CALL_DrawArrays(ctx->Exec, (mode, first[i], count[i]));
+      }
+   }
+}
+
+
+/* GL_EXT_multi_draw_arrays */
+void GLAPIENTRY
+_mesa_MultiDrawElementsEXT( GLenum mode, const GLsizei *count, GLenum type,
+                            const GLvoid **indices, GLsizei primcount )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLint i;
+
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   for (i = 0; i < primcount; i++) {
+      if (count[i] > 0) {
+         CALL_DrawElements(ctx->Exec, (mode, count[i], type, indices[i]));
+      }
+   }
+}
+
+
+/* GL_IBM_multimode_draw_arrays */
+void GLAPIENTRY
+_mesa_MultiModeDrawArraysIBM( const GLenum * mode, const GLint * first,
+			      const GLsizei * count,
+			      GLsizei primcount, GLint modestride )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLint i;
+
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   for ( i = 0 ; i < primcount ; i++ ) {
+      if ( count[i] > 0 ) {
+         GLenum m = *((GLenum *) ((GLubyte *) mode + i * modestride));
+	 CALL_DrawArrays(ctx->Exec, ( m, first[i], count[i] ));
+      }
+   }
+}
+
+
+/* GL_IBM_multimode_draw_arrays */
+void GLAPIENTRY
+_mesa_MultiModeDrawElementsIBM( const GLenum * mode, const GLsizei * count,
+				GLenum type, const GLvoid * const * indices,
+				GLsizei primcount, GLint modestride )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLint i;
+
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   /* XXX not sure about ARB_vertex_buffer_object handling here */
+
+   for ( i = 0 ; i < primcount ; i++ ) {
+      if ( count[i] > 0 ) {
+         GLenum m = *((GLenum *) ((GLubyte *) mode + i * modestride));
+	 CALL_DrawElements(ctx->Exec, ( m, count[i], type, indices[i] ));
+      }
+   }
+}
+
+
+/**********************************************************************/
+/*****                      Initialization                        *****/
+/**********************************************************************/
+
+void 
+_mesa_init_varray( GLcontext * ctx )
+{
+   GLuint i;
+
+   /* Vertex arrays */
+   ctx->Array.Vertex.Size = 4;
+   ctx->Array.Vertex.Type = GL_FLOAT;
+   ctx->Array.Vertex.Stride = 0;
+   ctx->Array.Vertex.StrideB = 0;
+   ctx->Array.Vertex.Ptr = NULL;
+   ctx->Array.Vertex.Enabled = GL_FALSE;
+   ctx->Array.Vertex.Flags = CA_CLIENT_DATA;
+   ctx->Array.Normal.Type = GL_FLOAT;
+   ctx->Array.Normal.Stride = 0;
+   ctx->Array.Normal.StrideB = 0;
+   ctx->Array.Normal.Ptr = NULL;
+   ctx->Array.Normal.Enabled = GL_FALSE;
+   ctx->Array.Normal.Flags = CA_CLIENT_DATA;
+   ctx->Array.Color.Size = 4;
+   ctx->Array.Color.Type = GL_FLOAT;
+   ctx->Array.Color.Stride = 0;
+   ctx->Array.Color.StrideB = 0;
+   ctx->Array.Color.Ptr = NULL;
+   ctx->Array.Color.Enabled = GL_FALSE;
+   ctx->Array.Color.Flags = CA_CLIENT_DATA;
+   ctx->Array.SecondaryColor.Size = 4;
+   ctx->Array.SecondaryColor.Type = GL_FLOAT;
+   ctx->Array.SecondaryColor.Stride = 0;
+   ctx->Array.SecondaryColor.StrideB = 0;
+   ctx->Array.SecondaryColor.Ptr = NULL;
+   ctx->Array.SecondaryColor.Enabled = GL_FALSE;
+   ctx->Array.SecondaryColor.Flags = CA_CLIENT_DATA;
+   ctx->Array.FogCoord.Size = 1;
+   ctx->Array.FogCoord.Type = GL_FLOAT;
+   ctx->Array.FogCoord.Stride = 0;
+   ctx->Array.FogCoord.StrideB = 0;
+   ctx->Array.FogCoord.Ptr = NULL;
+   ctx->Array.FogCoord.Enabled = GL_FALSE;
+   ctx->Array.FogCoord.Flags = CA_CLIENT_DATA;
+   ctx->Array.Index.Type = GL_FLOAT;
+   ctx->Array.Index.Stride = 0;
+   ctx->Array.Index.StrideB = 0;
+   ctx->Array.Index.Ptr = NULL;
+   ctx->Array.Index.Enabled = GL_FALSE;
+   ctx->Array.Index.Flags = CA_CLIENT_DATA;
+   for (i = 0; i < MAX_TEXTURE_UNITS; i++) {
+      ctx->Array.TexCoord[i].Size = 4;
+      ctx->Array.TexCoord[i].Type = GL_FLOAT;
+      ctx->Array.TexCoord[i].Stride = 0;
+      ctx->Array.TexCoord[i].StrideB = 0;
+      ctx->Array.TexCoord[i].Ptr = NULL;
+      ctx->Array.TexCoord[i].Enabled = GL_FALSE;
+      ctx->Array.TexCoord[i].Flags = CA_CLIENT_DATA;
+   }
+   ctx->Array.EdgeFlag.Stride = 0;
+   ctx->Array.EdgeFlag.StrideB = 0;
+   ctx->Array.EdgeFlag.Ptr = NULL;
+   ctx->Array.EdgeFlag.Enabled = GL_FALSE;
+   ctx->Array.EdgeFlag.Flags = CA_CLIENT_DATA;
+   ctx->Array.ActiveTexture = 0;   /* GL_ARB_multitexture */
+   for (i = 0; i < VERT_ATTRIB_MAX; i++) {
+      ctx->Array.VertexAttrib[i].Size = 4;
+      ctx->Array.VertexAttrib[i].Type = GL_FLOAT;
+      ctx->Array.VertexAttrib[i].Stride = 0;
+      ctx->Array.VertexAttrib[i].StrideB = 0;
+      ctx->Array.VertexAttrib[i].Ptr = NULL;
+      ctx->Array.VertexAttrib[i].Enabled = GL_FALSE;
+      ctx->Array.VertexAttrib[i].Flags = CA_CLIENT_DATA;
+   }
+}