From 47cf442c1164b6b406117fccfb8b564602741ee3 Mon Sep 17 00:00:00 2001
From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Wed, 16 May 2001 20:27:12 +0000
Subject: use DEFARRAY, etc macros to work around 32k data limit on Macs (Tom
 Goon)

---
 src/mesa/main/image.c          | 28 ++++++++++++++----
 src/mesa/swrast/s_aatriangle.c |  3 +-
 src/mesa/swrast/s_aatritemp.h  | 54 +++++++++++++++++++++++++---------
 src/mesa/swrast/s_copypix.c    | 36 ++++++++++++++++++-----
 src/mesa/swrast/s_drawpix.c    | 17 +++++++++--
 src/mesa/swrast/s_readpix.c    |  6 ++--
 src/mesa/swrast/s_texture.c    |  6 ++--
 src/mesa/swrast/s_triangle.c   | 66 +++++++++++++++++++++++++++++++++---------
 src/mesa/swrast/s_tritemp.h    |  7 ++++-
 9 files changed, 174 insertions(+), 49 deletions(-)

(limited to 'src/mesa')

diff --git a/src/mesa/main/image.c b/src/mesa/main/image.c
index 86883aa2cf..df7a89d005 100644
--- a/src/mesa/main/image.c
+++ b/src/mesa/main/image.c
@@ -1,4 +1,4 @@
-/* $Id: image.c,v 1.60 2001/05/15 21:21:08 brianp Exp $ */
+/* $Id: image.c,v 1.61 2001/05/16 20:27:12 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -805,7 +805,9 @@ _mesa_pack_float_rgba_span( GLcontext *ctx,
 
    if (transferOps) {
       /* make copy of incoming data */
-      GLfloat rgbaCopy[MAX_WIDTH][4];
+      DEFMARRAY(GLfloat, rgbaCopy, MAX_WIDTH, 4);  /* mac 32k limitation */
+      CHECKARRAY(rgbaCopy, return);  /* mac 32k limitation */
+
       for (i = 0; i < n; i++) {
          rgbaCopy[i][0] = rgbaIn[i][0];
          rgbaCopy[i][1] = rgbaIn[i][1];
@@ -866,9 +868,12 @@ _mesa_pack_float_rgba_span( GLcontext *ctx,
       /* min/max here */
       if (transferOps & IMAGE_MIN_MAX_BIT) {
          _mesa_update_minmax(ctx, n, (CONST GLfloat (*)[4]) rgba);
-         if (ctx->MinMax.Sink)
+         if (ctx->MinMax.Sink) {
+            UNDEFARRAY(rgbaCopy);  /* mac 32k limitation */
             return;
+         }
       }
+      UNDEFARRAY(rgbaCopy);  /* mac 32k limitation */
    }
    else {
       /* use incoming data, not a copy */
@@ -1735,8 +1740,10 @@ _mesa_pack_rgba_span( GLcontext *ctx,
    }
    else {
       /* general solution */
-      GLfloat rgba[MAX_WIDTH][4];
       GLuint i;
+      DEFMARRAY(GLfloat, rgba, MAX_WIDTH, 4);  /* mac 32k limitation */
+      CHECKARRAY(rgba, return);  /* mac 32k limitation */
+
       assert(n <= MAX_WIDTH);
       /* convert color components to floating point */
       for (i=0;i<n;i++) {
@@ -1748,6 +1755,7 @@ _mesa_pack_rgba_span( GLcontext *ctx,
       _mesa_pack_float_rgba_span(ctx, n, (const GLfloat (*)[4]) rgba,
                                  dstFormat, dstType, dstAddr,
                                  dstPacking, transferOps);
+      UNDEFARRAY(rgba);  /* mac 32k limitation */
    }
 }
 
@@ -2555,10 +2563,11 @@ _mesa_unpack_chan_color_span( GLcontext *ctx,
 
    /* general solution begins here */
    {
-      GLfloat rgba[MAX_WIDTH][4];
       GLint dstComponents;
       GLint dstRedIndex, dstGreenIndex, dstBlueIndex, dstAlphaIndex;
       GLint dstLuminanceIndex, dstIntensityIndex;
+      DEFMARRAY(GLfloat, rgba, MAX_WIDTH, 4);  /* mac 32k limitation */
+      CHECKARRAY(rgba, return);  /* mac 32k limitation */
 
       dstComponents = _mesa_components_in_format( dstFormat );
       /* source & dest image formats should have been error checked by now */
@@ -2587,6 +2596,7 @@ _mesa_unpack_chan_color_span( GLcontext *ctx,
             for (i = 0; i < n; i++) {
                dest[i] = (GLchan) (indexes[i] & 0xff);
             }
+            UNDEFARRAY(rgba);  /* mac 32k limitation */
             return;
          }
          else {
@@ -2706,6 +2716,7 @@ _mesa_unpack_chan_color_span( GLcontext *ctx,
             break;
          default:
             _mesa_problem(ctx, "bad dstFormat in _mesa_unpack_chan_span()");
+            UNDEFARRAY(rgba);  /* mac 32k limitation */
             return;
       }
 
@@ -2769,6 +2780,7 @@ _mesa_unpack_chan_color_span( GLcontext *ctx,
             dst += dstComponents;
          }
       }
+      UNDEFARRAY(rgba);  /* mac 32k limitation */
    }
 }
 
@@ -2826,10 +2838,11 @@ _mesa_unpack_float_color_span( GLcontext *ctx,
 
    /* general solution, no special cases, yet */
    {
-      GLfloat rgba[MAX_WIDTH][4];
       GLint dstComponents;
       GLint dstRedIndex, dstGreenIndex, dstBlueIndex, dstAlphaIndex;
       GLint dstLuminanceIndex, dstIntensityIndex;
+      DEFMARRAY(GLfloat, rgba, MAX_WIDTH, 4);  /* mac 32k limitation */
+      CHECKARRAY(rgba, return);  /* mac 32k limitation */
 
       dstComponents = _mesa_components_in_format( dstFormat );
       /* source & dest image formats should have been error checked by now */
@@ -2858,6 +2871,7 @@ _mesa_unpack_float_color_span( GLcontext *ctx,
             for (i = 0; i < n; i++) {
                dest[i] = (GLchan) (indexes[i] & 0xff);
             }
+            UNDEFARRAY(rgba);  /* mac 32k limitation */
             return;
          }
          else {
@@ -2977,6 +2991,7 @@ _mesa_unpack_float_color_span( GLcontext *ctx,
             break;
          default:
             _mesa_problem(ctx, "bad dstFormat in _mesa_unpack_float_color_span()");
+            UNDEFARRAY(rgba);  /* mac 32k limitation */
             return;
       }
 
@@ -3038,6 +3053,7 @@ _mesa_unpack_float_color_span( GLcontext *ctx,
             dst += dstComponents;
          }
       }
+      UNDEFARRAY(rgba);  /* mac 32k limitation */
    }
 }
 
diff --git a/src/mesa/swrast/s_aatriangle.c b/src/mesa/swrast/s_aatriangle.c
index d81250292d..5b8cdbf6a4 100644
--- a/src/mesa/swrast/s_aatriangle.c
+++ b/src/mesa/swrast/s_aatriangle.c
@@ -1,4 +1,4 @@
-/* $Id: s_aatriangle.c,v 1.15 2001/05/15 16:18:13 brianp Exp $ */
+/* $Id: s_aatriangle.c,v 1.16 2001/05/16 20:27:12 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -30,6 +30,7 @@
  */
 
 
+#include "mem.h"
 #include "mmath.h"
 #include "s_aatriangle.h"
 #include "s_context.h"
diff --git a/src/mesa/swrast/s_aatritemp.h b/src/mesa/swrast/s_aatritemp.h
index 9f6695ce33..d2a866b8a3 100644
--- a/src/mesa/swrast/s_aatritemp.h
+++ b/src/mesa/swrast/s_aatritemp.h
@@ -1,4 +1,4 @@
-/* $Id: s_aatritemp.h,v 1.15 2001/05/15 21:30:27 brianp Exp $ */
+/* $Id: s_aatritemp.h,v 1.16 2001/05/16 20:27:12 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -54,7 +54,7 @@
    GLfloat majDx, majDy;  /* major (i.e. long) edge dx and dy */
 
 #ifdef DO_Z
-   GLfloat zPlane[4];                                       /* Z (depth) */
+   GLfloat zPlane[4];
    GLdepth z[MAX_WIDTH];
 #endif
 #ifdef DO_FOG
@@ -64,38 +64,53 @@
    GLfloat *fog = NULL;
 #endif
 #ifdef DO_RGBA
-   GLfloat rPlane[4], gPlane[4], bPlane[4], aPlane[4];      /* color */
-   GLchan rgba[MAX_WIDTH][4];
+   GLfloat rPlane[4], gPlane[4], bPlane[4], aPlane[4];
+   DEFMARRAY(GLubyte, rgba, MAX_WIDTH, 4);  /* mac 32k limitation */
 #endif
 #ifdef DO_INDEX
-   GLfloat iPlane[4];                                       /* color index */
+   GLfloat iPlane[4];
    GLuint index[MAX_WIDTH];
    GLint icoverageSpan[MAX_WIDTH];
 #else
    GLfloat coverageSpan[MAX_WIDTH];
 #endif
 #ifdef DO_SPEC
-   GLfloat srPlane[4], sgPlane[4], sbPlane[4];              /* spec color */
-   GLchan spec[MAX_WIDTH][4];
+   GLfloat srPlane[4], sgPlane[4], sbPlane[4];
+   DEFMARRAY(GLubyte, spec, MAX_WIDTH, 4);
 #endif
 #ifdef DO_TEX
    GLfloat sPlane[4], tPlane[4], uPlane[4], vPlane[4];
    GLfloat texWidth, texHeight;
-   GLfloat s[MAX_WIDTH], t[MAX_WIDTH], u[MAX_WIDTH];
-   GLfloat lambda[MAX_WIDTH];
+   DEFARRAY(GLfloat, s, MAX_WIDTH);  /* mac 32k limitation */
+   DEFARRAY(GLfloat, t, MAX_WIDTH);
+   DEFARRAY(GLfloat, u, MAX_WIDTH);
+   DEFARRAY(GLfloat, lambda, MAX_WIDTH);
 #elif defined(DO_MULTITEX)
    GLfloat sPlane[MAX_TEXTURE_UNITS][4];
    GLfloat tPlane[MAX_TEXTURE_UNITS][4];
    GLfloat uPlane[MAX_TEXTURE_UNITS][4];
    GLfloat vPlane[MAX_TEXTURE_UNITS][4];
    GLfloat texWidth[MAX_TEXTURE_UNITS], texHeight[MAX_TEXTURE_UNITS];
-   GLfloat s[MAX_TEXTURE_UNITS][MAX_WIDTH];
-   GLfloat t[MAX_TEXTURE_UNITS][MAX_WIDTH];
-   GLfloat u[MAX_TEXTURE_UNITS][MAX_WIDTH];
-   GLfloat lambda[MAX_TEXTURE_UNITS][MAX_WIDTH];
+   DEFMARRAY(GLfloat, s, MAX_TEXTURE_UNITS, MAX_WIDTH);  /* mac 32k limit */
+   DEFMARRAY(GLfloat, t, MAX_TEXTURE_UNITS, MAX_WIDTH);
+   DEFMARRAY(GLfloat, u, MAX_TEXTURE_UNITS, MAX_WIDTH);
+   DEFMARRAY(GLfloat, lambda, MAX_TEXTURE_UNITS, MAX_WIDTH);
 #endif
    GLfloat bf = SWRAST_CONTEXT(ctx)->_backface_sign;
 
+#ifdef DO_RGBA
+   CHECKARRAY(rgba, return);  /* mac 32k limitation */
+#endif
+#ifdef DO_SPEC
+   CHECKARRAY(spec, return);
+#endif
+#if defined(DO_TEX) || defined(DO_MULTITEX)
+   CHECKARRAY(s, return);
+   CHECKARRAY(t, return);
+   CHECKARRAY(u, return);
+   CHECKARRAY(lambda, return);
+#endif
+
    /* determine bottom to top order of vertices */
    {
       GLfloat y0 = v0->win[1];
@@ -532,6 +547,19 @@
 #endif
       }
    }
+
+#ifdef DO_RGBA
+   UNDEFARRAY(rgba);  /* mac 32k limitation */
+#endif
+#ifdef DO_SPEC
+   UNDEFARRAY(spec);
+#endif
+#if defined(DO_TEX) || defined(DO_MULTITEX)
+   UNDEFARRAY(s);
+   UNDEFARRAY(t);
+   UNDEFARRAY(u);
+   UNDEFARRAY(lambda);
+#endif
 }
 
 
diff --git a/src/mesa/swrast/s_copypix.c b/src/mesa/swrast/s_copypix.c
index 36e9974d38..a4a34ba592 100644
--- a/src/mesa/swrast/s_copypix.c
+++ b/src/mesa/swrast/s_copypix.c
@@ -1,4 +1,4 @@
-/* $Id: s_copypix.c,v 1.17 2001/05/15 21:30:27 brianp Exp $ */
+/* $Id: s_copypix.c,v 1.18 2001/05/16 20:27:12 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -432,8 +432,10 @@ copy_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy,
 
       if (transferOps) {
          const GLfloat scale = (1.0F / CHAN_MAXF);
-         GLfloat rgbaFloat[MAX_WIDTH][4];
          GLint k;
+         DEFMARRAY(GLfloat, rgbaFloat, MAX_WIDTH, 4);  /* mac 32k limitation */
+         CHECKARRAY(rgbaFloat, return);
+
          /* convert chan to float */
          for (k = 0; k < width; k++) {
             rgbaFloat[k][RCOMP] = (GLfloat) rgba[k][RCOMP] * scale;
@@ -504,14 +506,22 @@ copy_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy,
             rgba[k][BCOMP] = (GLchan) CLAMP(b, 0, CHAN_MAX);
             rgba[k][ACOMP] = (GLchan) CLAMP(a, 0, CHAN_MAX);
          }
+         UNDEFARRAY(rgbaFloat);  /* mac 32k limitation */
       }
 
       if (ctx->Texture._ReallyEnabled && ctx->Pixel.PixelTextureEnabled) {
-         GLfloat s[MAX_WIDTH], t[MAX_WIDTH], r[MAX_WIDTH], q[MAX_WIDTH];
-         GLchan primary_rgba[MAX_WIDTH][4];
          GLuint unit;
-         /* XXX not sure how multitexture is supposed to work here */
+         GLchan primary_rgba[MAX_WIDTH][4];
+         DEFARRAY(GLfloat, s, MAX_WIDTH);  /* mac 32k limitation */
+         DEFARRAY(GLfloat, t, MAX_WIDTH);  /* mac 32k limitation */
+         DEFARRAY(GLfloat, r, MAX_WIDTH);  /* mac 32k limitation */
+         DEFARRAY(GLfloat, q, MAX_WIDTH);  /* mac 32k limitation */
+         CHECKARRAY(s, return); /* mac 32k limitation */
+         CHECKARRAY(t, return);
+         CHECKARRAY(r, return);
+         CHECKARRAY(q, return);
 
+         /* XXX not sure how multitexture is supposed to work here */
          MEMCPY(primary_rgba, rgba, 4 * width * sizeof(GLchan));
 
          for (unit = 0; unit < ctx->Const.MaxTextureUnits; unit++) {
@@ -521,6 +531,11 @@ copy_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy,
                                       (CONST GLchan (*)[4]) primary_rgba,
                                       rgba);
          }
+
+         UNDEFARRAY(s);  /* mac 32k limitation */
+         UNDEFARRAY(t);
+         UNDEFARRAY(r);
+         UNDEFARRAY(q);
       }
 
       if (quick_draw && dy >= 0 && dy < ctx->DrawBuffer->Height) {
@@ -673,14 +688,16 @@ static void copy_depth_pixels( GLcontext *ctx, GLint srcx, GLint srcy,
    GLdepth zspan[MAX_WIDTH];
    GLfloat *p, *tmpImage;
    GLuint indexes[MAX_WIDTH];
-   GLchan rgba[MAX_WIDTH][4];
    GLint sy, dy, stepy;
    GLint i, j;
    const GLboolean zoom = ctx->Pixel.ZoomX != 1.0F || ctx->Pixel.ZoomY != 1.0F;
    GLint overlapping;
+   DEFMARRAY(GLubyte, rgba, MAX_WIDTH, 4);  /* mac 32k limitation */
+   CHECKARRAY(rgba, return);  /* mac 32k limitation */
 
    if (!ctx->Visual.depthBits) {
       _mesa_error( ctx, GL_INVALID_OPERATION, "glCopyPixels" );
+      UNDEFARRAY(rgba);  /* mac 32k limitation */
       return;
    }
 
@@ -720,6 +737,7 @@ static void copy_depth_pixels( GLcontext *ctx, GLint srcx, GLint srcy,
       tmpImage = (GLfloat *) MALLOC(width * height * sizeof(GLfloat));
       if (!tmpImage) {
          _mesa_error( ctx, GL_OUT_OF_MEMORY, "glCopyPixels" );
+         UNDEFARRAY(rgba);  /* mac 32k limitation */
          return;
       }
       p = tmpImage;
@@ -770,8 +788,10 @@ static void copy_depth_pixels( GLcontext *ctx, GLint srcx, GLint srcy,
       }
    }
 
-  if (overlapping)
-     FREE(tmpImage);
+   UNDEFARRAY(rgba);  /* mac 32k limitation */
+
+   if (overlapping)
+      FREE(tmpImage);
 }
 
 
diff --git a/src/mesa/swrast/s_drawpix.c b/src/mesa/swrast/s_drawpix.c
index e914eb7013..59b2d0294b 100644
--- a/src/mesa/swrast/s_drawpix.c
+++ b/src/mesa/swrast/s_drawpix.c
@@ -1,4 +1,4 @@
-/* $Id: s_drawpix.c,v 1.18 2001/05/15 21:30:27 brianp Exp $ */
+/* $Id: s_drawpix.c,v 1.19 2001/05/16 20:27:12 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -818,11 +818,18 @@ draw_rgba_pixels( GLcontext *ctx, GLint x, GLint y,
             continue;
 
          if (ctx->Texture._ReallyEnabled && ctx->Pixel.PixelTextureEnabled) {
-            GLfloat s[MAX_WIDTH], t[MAX_WIDTH], r[MAX_WIDTH], q[MAX_WIDTH];
             GLchan primary_rgba[MAX_WIDTH][4];
             GLuint unit;
-            /* XXX not sure how multitexture is supposed to work here */
+            DEFARRAY(GLfloat, s, MAX_WIDTH);  /* mac 32k limitation */
+            DEFARRAY(GLfloat, t, MAX_WIDTH);
+            DEFARRAY(GLfloat, r, MAX_WIDTH);
+            DEFARRAY(GLfloat, q, MAX_WIDTH);
+            CHECKARRAY(s, return);  /* mac 32k limitation */
+            CHECKARRAY(t, return);
+            CHECKARRAY(r, return);
+            CHECKARRAY(q, return);
 
+            /* XXX not sure how multitexture is supposed to work here */
             MEMCPY(primary_rgba, rgba, 4 * width * sizeof(GLchan));
 
             for (unit = 0; unit < ctx->Const.MaxTextureUnits; unit++) {
@@ -834,6 +841,10 @@ draw_rgba_pixels( GLcontext *ctx, GLint x, GLint y,
                                             rgba);
                }
             }
+            UNDEFARRAY(s);  /* mac 32k limitation */
+            UNDEFARRAY(t);
+            UNDEFARRAY(r);
+            UNDEFARRAY(q);
          }
 
          if (quickDraw) {
diff --git a/src/mesa/swrast/s_readpix.c b/src/mesa/swrast/s_readpix.c
index d95bba64c8..5fc03da27d 100644
--- a/src/mesa/swrast/s_readpix.c
+++ b/src/mesa/swrast/s_readpix.c
@@ -1,4 +1,4 @@
-/* $Id: s_readpix.c,v 1.11 2001/03/19 02:25:36 keithw Exp $ */
+/* $Id: s_readpix.c,v 1.12 2001/05/16 20:27:12 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -451,13 +451,15 @@ read_rgba_pixels( GLcontext *ctx,
              * there.  This fixes conformance failures with 16-bit color
              * buffers, for example.
              */
-            GLfloat rgbaf[MAX_WIDTH][4];
+            DEFMARRAY(GLfloat, rgbaf, MAX_WIDTH, 4);  /* mac 32k limitation */
+            CHECKARRAY(rgbaf, return);  /* mac 32k limitation */
             _mesa_chan_to_float_span(ctx, readWidth,
                                      (CONST GLchan (*)[4]) rgba, rgbaf);
             _mesa_pack_float_rgba_span(ctx, readWidth,
                                        (CONST GLfloat (*)[4]) rgbaf,
                                        format, type, dst, packing,
                                        ctx->_ImageTransferState);
+            UNDEFARRAY(rgbaf);  /* mac 32k limitation */
          }
          else {
             /* GLubytes are fine */
diff --git a/src/mesa/swrast/s_texture.c b/src/mesa/swrast/s_texture.c
index ae18bff0de..a5a64d0466 100644
--- a/src/mesa/swrast/s_texture.c
+++ b/src/mesa/swrast/s_texture.c
@@ -1,4 +1,4 @@
-/* $Id: s_texture.c,v 1.29 2001/05/14 23:11:13 brianp Exp $ */
+/* $Id: s_texture.c,v 1.30 2001/05/16 20:27:12 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -1743,12 +1743,13 @@ texture_combine(const GLcontext *ctx,
                 CONST GLchan (*texel)[4],
                 GLchan (*rgba)[4])
 {
-   GLchan ccolor [3][3*MAX_WIDTH][4];
    const GLchan (*argRGB [3])[4];
    const GLchan (*argA [3])[4];
    GLuint i, j;
    const GLuint RGBshift = textureUnit->CombineScaleShiftRGB;
    const GLuint Ashift   = textureUnit->CombineScaleShiftA;
+   DEFMNARRAY(GLubyte, ccolor, 3, 3 * MAX_WIDTH, 4);  /* mac 32k limitation */
+   CHECKARRAY(ccolor, return);  /* mac 32k limitation */
 
    ASSERT(ctx->Extensions.EXT_texture_env_combine ||
           ctx->Extensions.ARB_texture_env_combine);
@@ -2084,6 +2085,7 @@ texture_combine(const GLcontext *ctx,
 	 rgba[i][ACOMP] = rgba[i][RCOMP];
       }
    }
+   UNDEFARRAY(ccolor);  /* mac 32k limitation */
 }
 #undef PROD
 
diff --git a/src/mesa/swrast/s_triangle.c b/src/mesa/swrast/s_triangle.c
index b3c5810123..2c117b869c 100644
--- a/src/mesa/swrast/s_triangle.c
+++ b/src/mesa/swrast/s_triangle.c
@@ -1,4 +1,4 @@
-/* $Id: s_triangle.c,v 1.27 2001/05/15 21:30:27 brianp Exp $ */
+/* $Id: s_triangle.c,v 1.28 2001/05/16 20:27:12 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -1606,17 +1606,33 @@ static void lin_persp_textured_triangle( GLcontext *ctx,
 static void
 rasterize_span(GLcontext *ctx, const struct triangle_span *span)
 {
-   GLchan rgba[MAX_WIDTH][4];
-   GLchan spec[MAX_WIDTH][4];
-   GLuint index[MAX_WIDTH];
-   GLuint z[MAX_WIDTH];
-   GLfloat fog[MAX_WIDTH];
-   GLfloat sTex[MAX_WIDTH], tTex[MAX_WIDTH], rTex[MAX_WIDTH];
-   GLfloat lambda[MAX_WIDTH];
-   GLfloat msTex[MAX_TEXTURE_UNITS][MAX_WIDTH];
-   GLfloat mtTex[MAX_TEXTURE_UNITS][MAX_WIDTH];
-   GLfloat mrTex[MAX_TEXTURE_UNITS][MAX_WIDTH];
-   GLfloat mLambda[MAX_TEXTURE_UNITS][MAX_WIDTH];
+   DEFMARRAY(GLchan, rgba, MAX_WIDTH, 4);
+   DEFMARRAY(GLchan, spec, MAX_WIDTH, 4);
+   DEFARRAY(GLuint, index, MAX_WIDTH);
+   DEFARRAY(GLuint, z, MAX_WIDTH);
+   DEFARRAY(GLfloat, fog, MAX_WIDTH);
+   DEFARRAY(GLfloat, sTex, MAX_WIDTH);
+   DEFARRAY(GLfloat, tTex, MAX_WIDTH);
+   DEFARRAY(GLfloat, rTex, MAX_WIDTH);
+   DEFARRAY(GLfloat, lambda, MAX_WIDTH);
+   DEFMARRAY(GLfloat, msTex, MAX_TEXTURE_UNITS, MAX_WIDTH);
+   DEFMARRAY(GLfloat, mtTex, MAX_TEXTURE_UNITS, MAX_WIDTH);
+   DEFMARRAY(GLfloat, mrTex, MAX_TEXTURE_UNITS, MAX_WIDTH);
+   DEFMARRAY(GLfloat, mLambda, MAX_TEXTURE_UNITS, MAX_WIDTH);
+
+   CHECKARRAY(rgba, return);
+   CHECKARRAY(spec, return);
+   CHECKARRAY(index, return);
+   CHECKARRAY(z, return);
+   CHECKARRAY(fog, return);
+   CHECKARRAY(sTex, return);
+   CHECKARRAY(tTex, return);
+   CHECKARRAY(rTex, return);
+   CHECKARRAY(lambda, return);
+   CHECKARRAY(msTex, return);
+   CHECKARRAY(mtTex, return);
+   CHECKARRAY(mrTex, return);
+   CHECKARRAY(mLambda, return);
 
    if (span->activeMask & SPAN_RGBA) {
       GLfixed r = span->red;
@@ -1837,6 +1853,20 @@ rasterize_span(GLcontext *ctx, const struct triangle_span *span)
    else {
       _mesa_problem(ctx, "rasterize_span() should only be used for texturing");
    }
+
+   UNDEFARRAY(rgba);
+   UNDEFARRAY(spec);
+   UNDEFARRAY(index);
+   UNDEFARRAY(z);
+   UNDEFARRAY(fog);
+   UNDEFARRAY(sTex);
+   UNDEFARRAY(tTex);
+   UNDEFARRAY(rTex);
+   UNDEFARRAY(lambda);
+   UNDEFARRAY(msTex);
+   UNDEFARRAY(mtTex);
+   UNDEFARRAY(mrTex);
+   UNDEFARRAY(mLambda);
 }
 
                 
@@ -1863,6 +1893,12 @@ static void general_textured_triangle( GLcontext *ctx,
    const struct gl_texture_image *texImage = obj->Image[obj->BaseLevel];\
    const GLboolean flatShade = (ctx->Light.ShadeModel==GL_FLAT);	\
    GLfixed rFlat, gFlat, bFlat, aFlat;					\
+   DEFARRAY(GLfloat, sSpan, MAX_WIDTH);  /* mac 32k limitation */	\
+   DEFARRAY(GLfloat, tSpan, MAX_WIDTH);  /* mac 32k limitation */	\
+   DEFARRAY(GLfloat, uSpan, MAX_WIDTH);  /* mac 32k limitation */	\
+   CHECKARRAY(sSpan, return);  /* mac 32k limitation */			\
+   CHECKARRAY(tSpan, return);  /* mac 32k limitation */			\
+   CHECKARRAY(uSpan, return);  /* mac 32k limitation */			\
    if (flatShade) {							\
       rFlat = IntToFixed(v2->color[RCOMP]);				\
       gFlat = IntToFixed(v2->color[GCOMP]);				\
@@ -1877,7 +1913,6 @@ static void general_textured_triangle( GLcontext *ctx,
    GLdepth zSpan[MAX_WIDTH];						\
    GLfloat fogSpan[MAX_WIDTH];						\
    GLchan rgbaSpan[MAX_WIDTH][4];					\
-   GLfloat sSpan[MAX_WIDTH], tSpan[MAX_WIDTH], uSpan[MAX_WIDTH];	\
    GLuint i;								\
    if (flatShade) {							\
       span.red = rFlat;    span.redStep = 0;				\
@@ -1912,6 +1947,11 @@ static void general_textured_triangle( GLcontext *ctx,
                             zSpan, fogSpan, sSpan, tSpan, uSpan,	\
                             NULL, rgbaSpan, NULL, NULL, GL_POLYGON );
 
+#define CLEANUP_CODE				\
+   UNDEFARRAY(sSpan);  /* mac 32k limitation */	\
+   UNDEFARRAY(tSpan);				\
+   UNDEFARRAY(uSpan);
+
 #include "s_tritemp.h"
 }
 
diff --git a/src/mesa/swrast/s_tritemp.h b/src/mesa/swrast/s_tritemp.h
index 09e1223506..142bd0992e 100644
--- a/src/mesa/swrast/s_tritemp.h
+++ b/src/mesa/swrast/s_tritemp.h
@@ -1,4 +1,4 @@
-/* $Id: s_tritemp.h,v 1.16 2001/05/14 16:23:04 brianp Exp $ */
+/* $Id: s_tritemp.h,v 1.17 2001/05/16 20:27:12 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -60,6 +60,7 @@
  *
  * Optionally, one may provide one-time setup code per triangle:
  *    SETUP_CODE    - code which is to be executed once per triangle
+ *    CLEANUP_CODE    - code to execute at end of triangle
  *
  * The following macro MUST be defined:
  *    RENDER_SPAN(span) - code to write a span of pixels.
@@ -1187,10 +1188,14 @@
          } /* for subTriangle */
 
       }
+#ifdef CLEANUP_CODE
+      CLEANUP_CODE
+#endif
    }
 }
 
 #undef SETUP_CODE
+#undef CLEANUP_CODE
 #undef RENDER_SPAN
 
 #undef PIXEL_TYPE
-- 
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