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diff --git a/nx-X11/extras/Mesa/src/mesa/tnl_dd/t_dd_dmatmp2.h b/nx-X11/extras/Mesa/src/mesa/tnl_dd/t_dd_dmatmp2.h
new file mode 100644
index 000000000..b762221b1
--- /dev/null
+++ b/nx-X11/extras/Mesa/src/mesa/tnl_dd/t_dd_dmatmp2.h
@@ -0,0 +1,914 @@
+
+/*
+ * Mesa 3-D graphics library
+ * Version: 4.0.3
+ *
+ * Copyright (C) 1999-2002 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.
+ *
+ * Authors:
+ * Keith Whitwell <keith@tungstengraphics.com>
+ */
+
+
+/* Template for render stages which build and emit vertices directly
+ * to fixed-size dma buffers. Useful for rendering strips and other
+ * native primitives where clipping and per-vertex tweaks such as
+ * those in t_dd_tritmp.h are not required.
+ *
+ */
+
+#if !HAVE_TRIANGLES || !HAVE_POINTS || !HAVE_LINES
+#error "must have points, lines & triangles to use render template"
+#endif
+
+#if !HAVE_TRI_STRIPS || !HAVE_TRI_FANS
+#error "must have tri strip and fans to use render template"
+#endif
+
+#if !HAVE_LINE_STRIPS
+#error "must have line strips to use render template"
+#endif
+
+#if !HAVE_POLYGONS
+#error "must have polygons to use render template"
+#endif
+
+#if !HAVE_ELTS
+#error "must have elts to use render template"
+#endif
+
+
+#ifndef EMIT_TWO_ELTS
+#define EMIT_TWO_ELTS( dest, offset, elt0, elt1 ) \
+do { \
+ (dest)[offset] = (elt0); \
+ (dest)[offset+1] = (elt1); \
+} while (0)
+#endif
+
+
+/**********************************************************************/
+/* Render whole begin/end objects */
+/**********************************************************************/
+
+
+static ELT_TYPE *TAG(emit_elts)( GLcontext *ctx,
+ ELT_TYPE *dest,
+ GLuint *elts, GLuint nr )
+{
+ GLint i;
+ LOCAL_VARS;
+
+ for ( i = 0 ; i+1 < nr ; i+=2, elts += 2 ) {
+ EMIT_TWO_ELTS( dest, 0, elts[0], elts[1] );
+ dest += 2;
+ }
+ if (i < nr) {
+ EMIT_ELT( dest, 0, elts[0] );
+ dest += 1;
+ }
+
+ return dest;
+}
+
+static ELT_TYPE *TAG(emit_consecutive_elts)( GLcontext *ctx,
+ ELT_TYPE *dest,
+ GLuint start, GLuint nr )
+{
+ GLint i;
+ LOCAL_VARS;
+
+ for ( i = 0 ; i+1 < nr ; i+=2, start += 2 ) {
+ EMIT_TWO_ELTS( dest, 0, start, start+1 );
+ dest += 2;
+ }
+ if (i < nr) {
+ EMIT_ELT( dest, 0, start );
+ dest += 1;
+ }
+
+ return dest;
+}
+
+/***********************************************************************
+ * Render non-indexed primitives.
+ ***********************************************************************/
+
+
+
+static void TAG(render_points_verts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ if (start < count) {
+ LOCAL_VARS;
+ if (0) fprintf(stderr, "%s\n", __FUNCTION__);
+ EMIT_PRIM( ctx, GL_POINTS, HW_POINTS, start, count );
+ }
+}
+
+static void TAG(render_lines_verts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ if (0) fprintf(stderr, "%s\n", __FUNCTION__);
+ count -= (count-start) & 1;
+
+ if (start+1 >= count)
+ return;
+
+ if ((flags & PRIM_BEGIN) && ctx->Line.StippleFlag) {
+ RESET_STIPPLE();
+ AUTO_STIPPLE( GL_TRUE );
+ }
+
+ EMIT_PRIM( ctx, GL_LINES, HW_LINES, start, count );
+
+ if ((flags & PRIM_END) && ctx->Line.StippleFlag)
+ AUTO_STIPPLE( GL_FALSE );
+}
+
+
+static void TAG(render_line_strip_verts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ if (0) fprintf(stderr, "%s\n", __FUNCTION__);
+
+ if (start+1 >= count)
+ return;
+
+ if ((flags & PRIM_BEGIN) && ctx->Line.StippleFlag)
+ RESET_STIPPLE();
+
+
+ if (PREFER_DISCRETE_ELT_PRIM( count-start, HW_LINES ))
+ {
+ int dmasz = GET_MAX_HW_ELTS();
+ GLuint j, nr;
+
+ ELT_INIT( GL_LINES, HW_LINES );
+
+ /* Emit whole number of lines in each full buffer.
+ */
+ dmasz = dmasz/2;
+
+
+ for (j = start; j + 1 < count; j += nr - 1 ) {
+ ELT_TYPE *dest;
+ GLint i;
+
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( (nr-1)*2 );
+
+ for ( i = j ; i+1 < j+nr ; i+=1 ) {
+ EMIT_TWO_ELTS( dest, 0, (i+0), (i+1) );
+ dest += 2;
+ }
+
+ CLOSE_ELTS();
+ }
+ }
+ else
+ EMIT_PRIM( ctx, GL_LINE_STRIP, HW_LINE_STRIP, start, count );
+}
+
+
+static void TAG(render_line_loop_verts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ GLuint j, nr;
+ if (0) fprintf(stderr, "%s\n", __FUNCTION__);
+
+ if (flags & PRIM_BEGIN) {
+ j = start;
+ if (ctx->Line.StippleFlag)
+ RESET_STIPPLE( );
+ }
+ else
+ j = start + 1;
+
+ if (flags & PRIM_END) {
+
+ if (start+1 >= count)
+ return;
+
+ if (PREFER_DISCRETE_ELT_PRIM( count-start, HW_LINES )) {
+ int dmasz = GET_MAX_HW_ELTS();
+
+ ELT_INIT( GL_LINES, HW_LINES );
+
+ /* Emit whole number of lines in each full buffer.
+ */
+ dmasz = dmasz/2;
+
+ /* Ensure last vertex doesn't wrap:
+ */
+ dmasz--;
+
+ for (; j + 1 < count; ) {
+ GLint i;
+ ELT_TYPE *dest;
+
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( nr*2 ); /* allocs room for 1 more line */
+
+ for ( i = 0 ; i < nr - 1 ; i+=1 ) {
+ EMIT_TWO_ELTS( dest, 0, (j+i), (j+i+1) );
+ dest += 2;
+ }
+
+ j += nr - 1;
+
+ /* Emit 1 more line into space alloced above */
+ if (j + 1 >= count) {
+ EMIT_TWO_ELTS( dest, 0, (j), (start) );
+ dest += 2;
+ }
+
+ CLOSE_ELTS();
+ }
+ }
+ else
+ {
+ int dmasz = GET_MAX_HW_ELTS() - 1;
+
+ ELT_INIT( GL_LINE_STRIP, HW_LINE_STRIP );
+
+ for ( ; j + 1 < count; ) {
+ nr = MIN2( dmasz, count - j );
+ if (j + nr < count) {
+ ELT_TYPE *dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_consecutive_elts)( ctx, dest, j, nr );
+ j += nr - 1;
+ CLOSE_ELTS();
+ }
+ else if (nr) {
+ ELT_TYPE *dest = ALLOC_ELTS( nr + 1 );
+ dest = TAG(emit_consecutive_elts)( ctx, dest, j, nr );
+ dest = TAG(emit_consecutive_elts)( ctx, dest, start, 1 );
+ j += nr;
+ CLOSE_ELTS();
+ }
+ }
+ }
+ } else {
+ TAG(render_line_strip_verts)( ctx, j, count, flags );
+ }
+}
+
+
+static void TAG(render_triangles_verts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ if (0) fprintf(stderr, "%s\n", __FUNCTION__);
+
+ count -= (count-start)%3;
+
+ if (start+2 >= count) {
+ return;
+ }
+
+ /* need a PREFER_DISCRETE_ELT_PRIM here too..
+ */
+ EMIT_PRIM( ctx, GL_TRIANGLES, HW_TRIANGLES, start, count );
+}
+
+
+
+static void TAG(render_tri_strip_verts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ if (0) fprintf(stderr, "%s\n", __FUNCTION__);
+
+ if (start + 2 >= count)
+ return;
+
+ if (PREFER_DISCRETE_ELT_PRIM( count-start, HW_TRIANGLES ))
+ {
+ int dmasz = GET_MAX_HW_ELTS();
+ int parity = 0;
+ GLuint j, nr;
+
+ ELT_INIT( GL_TRIANGLES, HW_TRIANGLES );
+
+ /* Emit even number of tris in each full buffer.
+ */
+ dmasz = dmasz/3;
+ dmasz -= dmasz & 1;
+
+ for (j = start; j + 2 < count; j += nr - 2 ) {
+ ELT_TYPE *dest;
+ GLint i;
+
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( (nr-2)*3 );
+
+ for ( i = j ; i+2 < j+nr ; i++, parity^=1 ) {
+ EMIT_ELT( dest, 0, (i+0+parity) );
+ EMIT_ELT( dest, 1, (i+1-parity) );
+ EMIT_ELT( dest, 2, (i+2) );
+ dest += 3;
+ }
+
+ CLOSE_ELTS();
+ }
+ }
+ else
+ EMIT_PRIM( ctx, GL_TRIANGLE_STRIP, HW_TRIANGLE_STRIP_0, start, count );
+}
+
+static void TAG(render_tri_fan_verts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ if (0) fprintf(stderr, "%s\n", __FUNCTION__);
+
+ if (start+2 >= count)
+ return;
+
+ if (PREFER_DISCRETE_ELT_PRIM( count-start, HW_TRIANGLES ))
+ {
+ int dmasz = GET_MAX_HW_ELTS();
+ GLuint j, nr;
+
+ ELT_INIT( GL_TRIANGLES, HW_TRIANGLES );
+
+ dmasz = dmasz/3;
+
+ for (j = start + 1; j + 1 < count; j += nr - 1 ) {
+ ELT_TYPE *dest;
+ GLint i;
+
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( (nr-1)*3 );
+
+ for ( i = j ; i+1 < j+nr ; i++ ) {
+ EMIT_ELT( dest, 0, (start) );
+ EMIT_ELT( dest, 1, (i) );
+ EMIT_ELT( dest, 2, (i+1) );
+ dest += 3;
+ }
+
+ CLOSE_ELTS();
+ }
+ }
+ else {
+ EMIT_PRIM( ctx, GL_TRIANGLE_FAN, HW_TRIANGLE_FAN, start, count );
+ }
+}
+
+
+static void TAG(render_poly_verts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ if (0) fprintf(stderr, "%s\n", __FUNCTION__);
+
+ if (start+2 >= count)
+ return;
+
+ EMIT_PRIM( ctx, GL_POLYGON, HW_POLYGON, start, count );
+}
+
+static void TAG(render_quad_strip_verts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ if (0) fprintf(stderr, "%s\n", __FUNCTION__);
+
+ count -= (count-start) & 1;
+
+ if (start+3 >= count)
+ return;
+
+ if (HAVE_QUAD_STRIPS) {
+ EMIT_PRIM( ctx, GL_QUAD_STRIP, HW_QUAD_STRIP, start, count );
+ }
+ else if (ctx->_TriangleCaps & DD_FLATSHADE) {
+ LOCAL_VARS;
+ int dmasz = GET_MAX_HW_ELTS();
+ GLuint j, nr;
+
+ ELT_INIT( GL_TRIANGLES, HW_TRIANGLES );
+
+ /* Emit whole number of quads in total, and in each buffer.
+ */
+ dmasz = (dmasz/6)*2;
+
+ for (j = start; j + 3 < count; j += nr - 2 ) {
+ ELT_TYPE *dest;
+ GLint quads, i;
+
+ nr = MIN2( dmasz, count - j );
+ quads = (nr/2)-1;
+ dest = ALLOC_ELTS( quads*6 );
+
+ for ( i = j ; i < j+quads*2 ; i+=2 ) {
+ EMIT_TWO_ELTS( dest, 0, (i+0), (i+1) );
+ EMIT_TWO_ELTS( dest, 2, (i+2), (i+1) );
+ EMIT_TWO_ELTS( dest, 4, (i+3), (i+2) );
+ dest += 6;
+ }
+
+ CLOSE_ELTS();
+ }
+ }
+ else {
+ EMIT_PRIM( ctx, GL_TRIANGLE_STRIP, HW_TRIANGLE_STRIP_0, start, count );
+ }
+}
+
+
+static void TAG(render_quads_verts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ if (0) fprintf(stderr, "%s\n", __FUNCTION__);
+ count -= (count-start)%4;
+
+ if (start+3 >= count)
+ return;
+
+ if (HAVE_QUADS) {
+ EMIT_PRIM( ctx, GL_QUADS, HW_QUADS, start, count );
+ }
+ else {
+ /* Hardware doesn't have a quad primitive type -- simulate it
+ * using indexed vertices and the triangle primitive:
+ */
+ LOCAL_VARS;
+ int dmasz = GET_MAX_HW_ELTS();
+ GLuint j, nr;
+
+ ELT_INIT( GL_TRIANGLES, HW_TRIANGLES );
+
+ /* Adjust for rendering as triangles:
+ */
+ dmasz = (dmasz/6)*4;
+
+ for (j = start; j < count; j += nr ) {
+ ELT_TYPE *dest;
+ GLint quads, i;
+
+ nr = MIN2( dmasz, count - j );
+ quads = nr/4;
+ dest = ALLOC_ELTS( quads*6 );
+
+ for ( i = j ; i < j+quads*4 ; i+=4 ) {
+ EMIT_TWO_ELTS( dest, 0, (i+0), (i+1) );
+ EMIT_TWO_ELTS( dest, 2, (i+3), (i+1) );
+ EMIT_TWO_ELTS( dest, 4, (i+2), (i+3) );
+ dest += 6;
+ }
+
+ CLOSE_ELTS();
+ }
+ }
+}
+
+static void TAG(render_noop)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+}
+
+
+
+
+static tnl_render_func TAG(render_tab_verts)[GL_POLYGON+2] =
+{
+ TAG(render_points_verts),
+ TAG(render_lines_verts),
+ TAG(render_line_loop_verts),
+ TAG(render_line_strip_verts),
+ TAG(render_triangles_verts),
+ TAG(render_tri_strip_verts),
+ TAG(render_tri_fan_verts),
+ TAG(render_quads_verts),
+ TAG(render_quad_strip_verts),
+ TAG(render_poly_verts),
+ TAG(render_noop),
+};
+
+
+/****************************************************************************
+ * Render elts using hardware indexed verts *
+ ****************************************************************************/
+
+static void TAG(render_points_elts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ int dmasz = GET_MAX_HW_ELTS();
+ GLuint *elts = GET_MESA_ELTS();
+ GLuint j, nr;
+ ELT_TYPE *dest;
+
+ ELT_INIT( GL_POINTS, HW_POINTS );
+
+ for (j = start; j < count; j += nr ) {
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+ CLOSE_ELTS();
+ }
+}
+
+
+
+static void TAG(render_lines_elts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ int dmasz = GET_MAX_HW_ELTS();
+ GLuint *elts = GET_MESA_ELTS();
+ GLuint j, nr;
+ ELT_TYPE *dest;
+
+ if (start+1 >= count)
+ return;
+
+ if ((flags & PRIM_BEGIN) && ctx->Line.StippleFlag) {
+ RESET_STIPPLE();
+ AUTO_STIPPLE( GL_TRUE );
+ }
+
+ ELT_INIT( GL_LINES, HW_LINES );
+
+ /* Emit whole number of lines in total and in each buffer:
+ */
+ count -= (count-start) & 1;
+ dmasz -= dmasz & 1;
+
+ for (j = start; j < count; j += nr ) {
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+ CLOSE_ELTS();
+ }
+
+ if ((flags & PRIM_END) && ctx->Line.StippleFlag)
+ AUTO_STIPPLE( GL_FALSE );
+}
+
+
+static void TAG(render_line_strip_elts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ int dmasz = GET_MAX_HW_ELTS();
+ GLuint *elts = GET_MESA_ELTS();
+ GLuint j, nr;
+ ELT_TYPE *dest;
+
+ if (start+1 >= count)
+ return;
+
+ ELT_INIT( GL_LINE_STRIP, HW_LINE_STRIP );
+
+ if ((flags & PRIM_BEGIN) && ctx->Line.StippleFlag)
+ RESET_STIPPLE();
+
+ for (j = start; j + 1 < count; j += nr - 1 ) {
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+ CLOSE_ELTS();
+ }
+}
+
+
+static void TAG(render_line_loop_elts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ int dmasz = GET_MAX_HW_ELTS();
+ GLuint *elts = GET_MESA_ELTS();
+ GLuint j, nr;
+ ELT_TYPE *dest;
+
+ if (0) fprintf(stderr, "%s\n", __FUNCTION__);
+
+ if (flags & PRIM_BEGIN)
+ j = start;
+ else
+ j = start + 1;
+
+
+ if (flags & PRIM_END) {
+ if (start+1 >= count)
+ return;
+ }
+ else {
+ if (j+1 >= count)
+ return;
+ }
+
+ ELT_INIT( GL_LINE_STRIP, HW_LINE_STRIP );
+
+ if ((flags & PRIM_BEGIN) && ctx->Line.StippleFlag)
+ RESET_STIPPLE();
+
+
+ /* Ensure last vertex doesn't wrap:
+ */
+ dmasz--;
+
+ for ( ; j + 1 < count; ) {
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( nr+1 ); /* Reserve possible space for last elt */
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+ j += nr - 1;
+ if (j + 1 >= count && (flags & PRIM_END)) {
+ dest = TAG(emit_elts)( ctx, dest, elts+start, 1 );
+ }
+ CLOSE_ELTS();
+ }
+}
+
+
+static void TAG(render_triangles_elts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ GLuint *elts = GET_MESA_ELTS();
+ int dmasz = GET_MAX_HW_ELTS()/3*3;
+ GLuint j, nr;
+ ELT_TYPE *dest;
+
+ if (start+2 >= count)
+ return;
+
+ ELT_INIT( GL_TRIANGLES, HW_TRIANGLES );
+
+
+ /* Emit whole number of tris in total. dmasz is already a multiple
+ * of 3.
+ */
+ count -= (count-start)%3;
+
+ for (j = start; j < count; j += nr) {
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+ CLOSE_ELTS();
+ }
+}
+
+
+
+static void TAG(render_tri_strip_elts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ GLuint j, nr;
+ GLuint *elts = GET_MESA_ELTS();
+ int dmasz = GET_MAX_HW_ELTS();
+ ELT_TYPE *dest;
+
+ if (start+2 >= count)
+ return;
+
+ ELT_INIT( GL_TRIANGLE_STRIP, HW_TRIANGLE_STRIP_0 );
+
+ /* Keep the same winding over multiple buffers:
+ */
+ dmasz -= (dmasz & 1);
+
+ for (j = start ; j + 2 < count; j += nr - 2 ) {
+ nr = MIN2( dmasz, count - j );
+
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+ CLOSE_ELTS();
+ }
+}
+
+static void TAG(render_tri_fan_elts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ GLuint *elts = GET_MESA_ELTS();
+ GLuint j, nr;
+ int dmasz = GET_MAX_HW_ELTS();
+ ELT_TYPE *dest;
+
+ if (start+2 >= count)
+ return;
+
+ ELT_INIT( GL_TRIANGLE_FAN, HW_TRIANGLE_FAN );
+
+ for (j = start + 1 ; j + 1 < count; j += nr - 1 ) {
+ nr = MIN2( dmasz, count - j + 1 );
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+start, 1 );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr - 1 );
+ CLOSE_ELTS();
+ }
+}
+
+
+static void TAG(render_poly_elts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ LOCAL_VARS;
+ GLuint *elts = GET_MESA_ELTS();
+ GLuint j, nr;
+ int dmasz = GET_MAX_HW_ELTS();
+ ELT_TYPE *dest;
+
+ if (start+2 >= count)
+ return;
+
+ ELT_INIT( GL_POLYGON, HW_POLYGON );
+
+ for (j = start + 1 ; j + 1 < count ; j += nr - 1 ) {
+ nr = MIN2( dmasz, count - j + 1 );
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+start, 1 );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr - 1 );
+ CLOSE_ELTS();
+ }
+}
+
+static void TAG(render_quad_strip_elts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ if (start+3 >= count)
+ return;
+
+ if (HAVE_QUAD_STRIPS && 0) {
+ }
+ else {
+ LOCAL_VARS;
+ GLuint *elts = GET_MESA_ELTS();
+ int dmasz = GET_MAX_HW_ELTS();
+ GLuint j, nr;
+ ELT_TYPE *dest;
+
+ /* Emit whole number of quads in total, and in each buffer.
+ */
+ dmasz -= dmasz & 1;
+ count -= (count-start) & 1;
+
+ if (ctx->_TriangleCaps & DD_FLATSHADE) {
+ ELT_INIT( GL_TRIANGLES, HW_TRIANGLES );
+
+ dmasz = dmasz/6*2;
+
+ for (j = start; j + 3 < count; j += nr - 2 ) {
+ nr = MIN2( dmasz, count - j );
+
+ if (nr >= 4)
+ {
+ GLint quads = (nr/2)-1;
+ ELT_TYPE *dest = ALLOC_ELTS( quads*6 );
+ GLint i;
+
+ for ( i = j-start ; i < j-start+quads ; i++, elts += 2 ) {
+ EMIT_TWO_ELTS( dest, 0, elts[0], elts[1] );
+ EMIT_TWO_ELTS( dest, 2, elts[2], elts[1] );
+ EMIT_TWO_ELTS( dest, 4, elts[3], elts[2] );
+ dest += 6;
+ }
+
+ CLOSE_ELTS();
+ }
+ }
+ }
+ else {
+ ELT_INIT( GL_TRIANGLE_STRIP, HW_TRIANGLE_STRIP_0 );
+
+ for (j = start; j + 3 < count; j += nr - 2 ) {
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+ CLOSE_ELTS();
+ }
+ }
+ }
+}
+
+
+static void TAG(render_quads_elts)( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint flags )
+{
+ if (start+3 >= count)
+ return;
+
+ if (HAVE_QUADS && 0) {
+ } else {
+ LOCAL_VARS;
+ GLuint *elts = GET_MESA_ELTS();
+ int dmasz = GET_MAX_HW_ELTS();
+ GLuint j, nr;
+
+ ELT_INIT( GL_TRIANGLES, HW_TRIANGLES );
+
+ /* Emit whole number of quads in total, and in each buffer.
+ */
+ dmasz -= dmasz & 3;
+ count -= (count-start) & 3;
+
+ /* Adjust for rendering as triangles:
+ */
+ dmasz = dmasz/6*4;
+
+ for (j = start; j + 3 < count; j += nr ) {
+ nr = MIN2( dmasz, count - j );
+
+ {
+ GLint quads = nr/4;
+ ELT_TYPE *dest = ALLOC_ELTS( quads * 6 );
+ GLint i;
+
+ for ( i = j-start ; i < j-start+quads ; i++, elts += 4 ) {
+ EMIT_TWO_ELTS( dest, 0, elts[0], elts[1] );
+ EMIT_TWO_ELTS( dest, 2, elts[3], elts[1] );
+ EMIT_TWO_ELTS( dest, 4, elts[2], elts[3] );
+ dest += 6;
+ }
+
+ CLOSE_ELTS();
+ }
+ }
+ }
+}
+
+
+
+static tnl_render_func TAG(render_tab_elts)[GL_POLYGON+2] =
+{
+ TAG(render_points_elts),
+ TAG(render_lines_elts),
+ TAG(render_line_loop_elts),
+ TAG(render_line_strip_elts),
+ TAG(render_triangles_elts),
+ TAG(render_tri_strip_elts),
+ TAG(render_tri_fan_elts),
+ TAG(render_quads_elts),
+ TAG(render_quad_strip_elts),
+ TAG(render_poly_elts),
+ TAG(render_noop),
+};