From 9d216be8cfe57f88cd2d890c2334df8ff5c30436 Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Tue, 20 Jan 2009 09:20:41 -0700
Subject: mesa: silence uninitialized var warnings

---
 src/mesa/swrast/s_span.c      | 1 +
 src/mesa/swrast/s_texfilter.c | 5 +++++
 2 files changed, 6 insertions(+)

(limited to 'src/mesa/swrast')

diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c
index 214c2a1b6f..7f9cc64bb2 100644
--- a/src/mesa/swrast/s_span.c
+++ b/src/mesa/swrast/s_span.c
@@ -1032,6 +1032,7 @@ add_specular(GLcontext *ctx, SWspan *span)
    ASSERT(!ctx->FragmentProgram._Current);
    ASSERT(span->arrayMask & SPAN_RGBA);
    ASSERT(swrast->_ActiveAttribMask & FRAG_BIT_COL1);
+   (void) swrast; /* silence warning */
 
    if (span->array->ChanType == GL_FLOAT) {
       if ((span->arrayAttribs & FRAG_BIT_COL0) == 0) {
diff --git a/src/mesa/swrast/s_texfilter.c b/src/mesa/swrast/s_texfilter.c
index 6b1dfd5d50..a095b255ab 100644
--- a/src/mesa/swrast/s_texfilter.c
+++ b/src/mesa/swrast/s_texfilter.c
@@ -2064,6 +2064,7 @@ clamp_rect_coord_linear(GLenum wrapMode, GLfloat coord, GLint max,
    default:
       _mesa_problem(NULL, "bad wrapMode in clamp_rect_coord_linear");
       i0 = i1 = 0;
+      fcol = 0.0F;
    }
    *i0out = i0;
    *i1out = i1;
@@ -2872,6 +2873,8 @@ sample_depth_texture( GLcontext *ctx,
                                          texcoords[i][1]);
             slice = clamp_rect_coord_nearest(tObj->WrapR, texcoords[i][2], depth);
             break;
+         default:
+            col = row = slice = 0;
          }
 
          if (col >= 0 && row >= 0 && col < width && row < height && 
@@ -2982,6 +2985,8 @@ sample_depth_texture( GLcontext *ctx,
                                    texcoords[i][1], &j0, &j1, &b);
             slice = clamp_rect_coord_nearest(tObj->WrapR, texcoords[i][2], depth);
             break;
+         default:
+            slice = 0;
          }
 
          useBorderTexel = 0;
-- 
cgit v1.2.3


From 8c7135ee14fb6f4d8b6e64d570daee3512c99438 Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Wed, 21 Jan 2009 09:05:02 -0700
Subject: swrast: fix redundant texture application in
 affine_textured_triangle().

This function does simple texture mapping so disable normal texture mapping
before we call _swrast_write_rgba_span() so that we don't do it twice.
---
 src/mesa/swrast/s_triangle.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'src/mesa/swrast')

diff --git a/src/mesa/swrast/s_triangle.c b/src/mesa/swrast/s_triangle.c
index 2033ab5529..a2e8433e27 100644
--- a/src/mesa/swrast/s_triangle.c
+++ b/src/mesa/swrast/s_triangle.c
@@ -1,6 +1,6 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.5.3
+ * Version:  7.3
  *
  * Copyright (C) 1999-2007  Brian Paul   All Rights Reserved.
  *
@@ -263,6 +263,10 @@ affine_span(GLcontext *ctx, SWspan *span,
             struct affine_info *info)
 {
    GLchan sample[4];  /* the filtered texture sample */
+   const GLuint texEnableSave = ctx->Texture._EnabledUnits;
+
+   /* Disable tex units so they're not re-applied in swrast_write_rgba_span */
+   ctx->Texture._EnabledUnits = 0x0;
 
    /* Instead of defining a function for each mode, a test is done
     * between the outer and inner loops. This is to reduce code size
@@ -493,8 +497,12 @@ affine_span(GLcontext *ctx, SWspan *span,
    }
    span->interpMask &= ~SPAN_RGBA;
    ASSERT(span->arrayMask & SPAN_RGBA);
+
    _swrast_write_rgba_span(ctx, span);
 
+   /* re-enable texture units */
+   ctx->Texture._EnabledUnits = texEnableSave;
+
 #undef SPAN_NEAREST
 #undef SPAN_LINEAR
 }
-- 
cgit v1.2.3