5 files changed, 32 insertions, 13 deletions

diff --git a/src/mesa/swrast/s_copypix.c b/src/mesa/swrast/s_copypix.c
index bbe1081860d..218a3b5590b 100644
--- a/src/mesa/swrast/s_copypix.c
+++ b/src/mesa/swrast/s_copypix.c
@@ -1,6 +1,6 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.5.3
+ * Version:  7.1
  *
  * Copyright (C) 1999-2007  Brian Paul   All Rights Reserved.
  *
@@ -71,13 +71,20 @@ regions_overlap(GLint srcx, GLint srcy,
    }
    else {
       /* add one pixel of slop when zooming, just to be safe */
-      if ((srcx > dstx + (width * zoomX) + 1) || (srcx + width + 1 < dstx)) {
+      if (srcx > (dstx + ((zoomX > 0.0F) ? (width * zoomX + 1.0F) : 0.0F))) {
+         /* src is completely right of dest */
+         return GL_FALSE;
+      }
+      else if (srcx + width + 1.0F < dstx + ((zoomX > 0.0F) ? 0.0F : (width * zoomX))) {
+         /* src is completely left of dest */
          return GL_FALSE;
       }
       else if ((srcy < dsty) && (srcy + height < dsty + (height * zoomY))) {
+         /* src is completely below dest */
          return GL_FALSE;
       }
       else if ((srcy > dsty) && (srcy + height > dsty + (height * zoomY))) {
+         /* src is completely above dest */
          return GL_FALSE;
       }
       else {
diff --git a/src/mesa/swrast/s_lines.c b/src/mesa/swrast/s_lines.c
index 15ef6233eda..3de438760b5 100644
--- a/src/mesa/swrast/s_lines.c
+++ b/src/mesa/swrast/s_lines.c
@@ -1,6 +1,6 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.5.3
+ * Version:  7.1
  *
  * Copyright (C) 1999-2007  Brian Paul   All Rights Reserved.
  *
@@ -279,7 +279,11 @@ _swrast_choose_line( GLcontext *ctx )
                || ctx->Line.StippleFlag) {
          /* no texture, but Z, fog, width>1, stipple, etc. */
          if (rgbmode)
+#if CHAN_BITS == 32
+            USE(general_line);
+#else
             USE(rgba_line);
+#endif
          else
             USE(ci_line);
       }
diff --git a/src/mesa/swrast/s_points.c b/src/mesa/swrast/s_points.c
index 4768fbea972..d54adc8fd18 100644
--- a/src/mesa/swrast/s_points.c
+++ b/src/mesa/swrast/s_points.c
@@ -172,9 +172,10 @@ sprite_point(GLcontext *ctx, const SWvertex *vert)
       }
       else {
          /* even size */
-         xmin = (GLint) x - iRadius + 1;
+         /* 0.501 factor allows conformance to pass */
+         xmin = (GLint) (x + 0.501) - iRadius;
          xmax = xmin + iSize - 1;
-         ymin = (GLint) y - iRadius + 1;
+         ymin = (GLint) (y + 0.501) - iRadius;
          ymax = ymin + iSize - 1;
       }
 
@@ -418,9 +419,10 @@ large_point(GLcontext *ctx, const SWvertex *vert)
       }
       else {
          /* even size */
-         xmin = (GLint) x - iRadius + 1;
+         /* 0.501 factor allows conformance to pass */
+         xmin = (GLint) (x + 0.501) - iRadius;
          xmax = xmin + iSize - 1;
-         ymin = (GLint) y - iRadius + 1;
+         ymin = (GLint) (y + 0.501) - iRadius;
          ymax = ymin + iSize - 1;
       }
 
diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c
index f23272c2bee..f1e58bd3d81 100644
--- a/src/mesa/swrast/s_span.c
+++ b/src/mesa/swrast/s_span.c
@@ -64,8 +64,11 @@ _swrast_span_default_attribs(GLcontext *ctx, SWspan *span)
       const GLfloat depthMax = ctx->DrawBuffer->_DepthMaxF;
       if (ctx->DrawBuffer->Visual.depthBits <= 16)
          span->z = FloatToFixed(ctx->Current.RasterPos[2] * depthMax + 0.5F);
-      else
-         span->z = (GLint) (ctx->Current.RasterPos[2] * depthMax + 0.5F);
+      else {
+         GLfloat tmpf = ctx->Current.RasterPos[2] * depthMax; 
+         tmpf = MIN2(tmpf, depthMax);
+         span->z = (GLint)tmpf;
+      }
       span->zStep = 0;
       span->interpMask |= SPAN_Z;
    }
@@ -873,7 +876,7 @@ _swrast_write_index_span( GLcontext *ctx, SWspan *span)
 #endif
 
    /* we have to wait until after occlusion to do this test */
-   if (ctx->Color.DrawBuffer == GL_NONE || ctx->Color.IndexMask == 0) {
+   if (ctx->Color.IndexMask == 0) {
       /* write no pixels */
       span->arrayMask = origArrayMask;
       return;
@@ -1358,7 +1361,7 @@ _swrast_write_rgba_span( GLcontext *ctx, SWspan *span)
 
 #if CHAN_BITS == 32
    if ((span->arrayAttribs & FRAG_BIT_COL0) == 0) {
-      interpolate_int_colors(ctx, span);
+      interpolate_active_attribs(ctx, span, FRAG_BIT_COL0);
    }
 #else
    if ((span->arrayMask & SPAN_RGBA) == 0) {
diff --git a/src/mesa/swrast/s_stencil.c b/src/mesa/swrast/s_stencil.c
index d0cbdd6917d..cae1e09929b 100644
--- a/src/mesa/swrast/s_stencil.c
+++ b/src/mesa/swrast/s_stencil.c
@@ -923,6 +923,8 @@ stencil_and_ztest_pixels( GLcontext *ctx, SWspan *span, GLuint face )
       ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
       _swrast_get_values(ctx, rb, n, x, y, stencil, sizeof(GLubyte));
 
+      _mesa_memcpy(origMask, mask, n * sizeof(GLubyte));          
+
       (void) do_stencil_test(ctx, face, n, stencil, mask);
 
       if (ctx->Depth.Test == GL_FALSE) {
@@ -930,11 +932,12 @@ stencil_and_ztest_pixels( GLcontext *ctx, SWspan *span, GLuint face )
                           n, stencil, mask);
       }
       else {
-         _mesa_memcpy(origMask, mask, n * sizeof(GLubyte));
+         GLubyte tmpMask[MAX_WIDTH]; 
+         _mesa_memcpy(tmpMask, mask, n * sizeof(GLubyte));
 
          _swrast_depth_test_span(ctx, span);
 
-         compute_pass_fail_masks(n, origMask, mask, passMask, failMask);
+         compute_pass_fail_masks(n, tmpMask, mask, passMask, failMask);
 
          if (ctx->Stencil.ZFailFunc[face] != GL_KEEP) {
             apply_stencil_op(ctx, ctx->Stencil.ZFailFunc[face], face,