Merge branch 'master' of git+ssh://joukj@git.freedesktop.org/git/mesa/mesa

5 files changed, 71 insertions, 77 deletions

diff --git a/src/mesa/swrast/s_aatritemp.h b/src/mesa/swrast/s_aatritemp.h
index 42d74a1..29609ad 100644
--- a/src/mesa/swrast/s_aatritemp.h
+++ b/src/mesa/swrast/s_aatritemp.h
@@ -1,6 +1,6 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.5.3
+ * Version:  7.0.3
  *
  * Copyright (C) 1999-2007  Brian Paul   All Rights Reserved.
  *
@@ -286,7 +286,7 @@
          }
 
          /* skip fragments with zero coverage */
-         while (startX >= 0) {
+         while (startX > 0) {
             coverage = compute_coveragef(pMin, pMax, pMid, startX, iy);
             if (coverage > 0.0F)
                break;
@@ -300,6 +300,7 @@
             /* (cx,cy) = center of fragment */
             const GLfloat cx = ix + 0.5F, cy = iy + 0.5F;
             SWspanarrays *array = span.array;
+            ASSERT(ix >= 0);
 #ifdef DO_INDEX
             array->coverage[ix] = (GLfloat) compute_coveragei(pMin, pMax, pMid, ix, iy);
 #else
diff --git a/src/mesa/swrast/s_fragprog.c b/src/mesa/swrast/s_fragprog.c
index 6656ebc..4067fd6 100644
--- a/src/mesa/swrast/s_fragprog.c
+++ b/src/mesa/swrast/s_fragprog.c
@@ -1,8 +1,8 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.5.2
+ * Version:  7.0.3
  *
- * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
+ * Copyright (C) 1999-2007  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"),
@@ -41,10 +41,12 @@ fetch_texel( GLcontext *ctx, const GLfloat texcoord[4], GLfloat lambda,
 {
    GLchan rgba[4];
    SWcontext *swrast = SWRAST_CONTEXT(ctx);
+   const struct gl_texture_object *texObj = ctx->Texture.Unit[unit]._Current;
 
+   lambda = CLAMP(lambda, texObj->MinLod, texObj->MaxLod);
+ 
    /* XXX use a float-valued TextureSample routine here!!! */
-   swrast->TextureSample[unit](ctx, ctx->Texture.Unit[unit]._Current,
-                               1, (const GLfloat (*)[4]) texcoord,
+   swrast->TextureSample[unit](ctx, texObj, 1, (const GLfloat (*)[4]) texcoord,
                                &lambda, &rgba);
    color[0] = CHAN_TO_FLOAT(rgba[0]);
    color[1] = CHAN_TO_FLOAT(rgba[1]);
@@ -60,7 +62,7 @@ fetch_texel( GLcontext *ctx, const GLfloat texcoord[4], GLfloat lambda,
 static void
 fetch_texel_deriv( GLcontext *ctx, const GLfloat texcoord[4],
                    const GLfloat texdx[4], const GLfloat texdy[4],
-                   GLuint unit, GLfloat color[4] )
+                   GLfloat lodBias, GLuint unit, GLfloat color[4] )
 {
    SWcontext *swrast = SWRAST_CONTEXT(ctx);
    const struct gl_texture_object *texObj = ctx->Texture.Unit[unit]._Current;
@@ -69,15 +71,17 @@ fetch_texel_deriv( GLcontext *ctx, const GLfloat texcoord[4],
    const GLfloat texH = (GLfloat) texImg->HeightScale;
    GLchan rgba[4];
 
-   GLfloat lambda = _swrast_compute_lambda(texdx[0], texdy[0], /* ds/dx, ds/dy */
-                                         texdx[1], texdy[1], /* dt/dx, dt/dy */
-                                         texdx[3], texdy[2], /* dq/dx, dq/dy */
-                                         texW, texH,
-                                         texcoord[0], texcoord[1], texcoord[3],
-                                         1.0F / texcoord[3]);
+   GLfloat lambda
+      = _swrast_compute_lambda(texdx[0], texdy[0], /* ds/dx, ds/dy */
+                               texdx[1], texdy[1], /* dt/dx, dt/dy */
+                               texdx[3], texdy[2], /* dq/dx, dq/dy */
+                               texW, texH,
+                               texcoord[0], texcoord[1], texcoord[3],
+                               1.0F / texcoord[3]) + lodBias;
+
+   lambda = CLAMP(lambda, texObj->MinLod, texObj->MaxLod);
 
-   swrast->TextureSample[unit](ctx, ctx->Texture.Unit[unit]._Current,
-                               1, (const GLfloat (*)[4]) texcoord,
+   swrast->TextureSample[unit](ctx, texObj, 1, (const GLfloat (*)[4]) texcoord,
                                &lambda, &rgba);
    color[0] = CHAN_TO_FLOAT(rgba[0]);
    color[1] = CHAN_TO_FLOAT(rgba[1]);
diff --git a/src/mesa/swrast/s_points.c b/src/mesa/swrast/s_points.c
index ce73365..dd664b9 100644
--- a/src/mesa/swrast/s_points.c
+++ b/src/mesa/swrast/s_points.c
@@ -46,6 +46,38 @@
    } while(0)
 
 
+
+/**
+ * Get/compute the point size.
+ * The size may come from a vertex shader, or computed with attentuation
+ * or just the glPointSize value.
+ * Must also clamp to user-defined range and implmentation limits.
+ */
+static INLINE GLfloat
+get_size(const GLcontext *ctx, const SWvertex *vert, GLboolean smoothed)
+{
+   GLfloat size;
+
+   if (ctx->Point._Attenuated || ctx->VertexProgram.PointSizeEnabled) {
+      /* use vertex's point size */
+      size = vert->pointSize;
+   }
+   else {
+      /* use constant point size */
+      size = ctx->Point.Size;
+   }
+   /* always clamp to user-specified limits */
+   size = CLAMP(size, ctx->Point.MinSize, ctx->Point.MaxSize);
+   /* clamp to implementation limits */
+   if (smoothed)
+      size = CLAMP(size, ctx->Const.MinPointSizeAA, ctx->Const.MaxPointSizeAA);
+   else
+      size = CLAMP(size, ctx->Const.MinPointSize, ctx->Const.MaxPointSize);
+
+   return size;
+}
+
+
 /**
  * Draw a point sprite
  */
@@ -68,18 +100,7 @@ sprite_point(GLcontext *ctx, const SWvertex *vert)
       span.z = (GLuint) (vert->attrib[FRAG_ATTRIB_WPOS][2] + 0.5F);
    span.zStep = 0;
 
-   /* compute size */
-   if (ctx->Point._Attenuated || ctx->VertexProgram.PointSizeEnabled) {
-      /* use vertex's point size */
-      /* first, clamp attenuated size to the user-specifed range */
-      size = CLAMP(vert->pointSize, ctx->Point.MinSize, ctx->Point.MaxSize);
-   }
-   else {
-      /* use constant point size */
-      size = ctx->Point.Size;
-   }
-   /* clamp to non-AA implementation limits */
-   size = CLAMP(size, ctx->Const.MinPointSize, ctx->Const.MaxPointSize);
+   size = get_size(ctx, vert, GL_FALSE);
 
    /* span init */
    INIT_SPAN(span, GL_POINT);
@@ -237,18 +258,7 @@ smooth_point(GLcontext *ctx, const SWvertex *vert)
       span.z = (GLuint) (vert->attrib[FRAG_ATTRIB_WPOS][2] + 0.5F);
    span.zStep = 0;
 
-   /* compute size */
-   if (ctx->Point._Attenuated || ctx->VertexProgram.PointSizeEnabled) {
-      /* use vertex's point size */
-      /* first, clamp attenuated size to the user-specifed range */
-      size = CLAMP(vert->pointSize, ctx->Point.MinSize, ctx->Point.MaxSize);
-   }
-   else {
-      /* use constant point size */
-      size = ctx->Point.Size;
-   }
-   /* clamp to AA implementation limits */
-   size = CLAMP(size, ctx->Const.MinPointSizeAA, ctx->Const.MaxPointSizeAA);
+   size = get_size(ctx, vert, GL_TRUE);
 
    /* alpha attenuation / fade factor */
    if (ctx->Multisample.Enabled) {
@@ -371,18 +381,7 @@ large_point(GLcontext *ctx, const SWvertex *vert)
       span.z = (GLuint) (vert->attrib[FRAG_ATTRIB_WPOS][2] + 0.5F);
    span.zStep = 0;
 
-   /* compute size */
-   if (ctx->Point._Attenuated || ctx->VertexProgram.PointSizeEnabled) {
-      /* use vertex's point size */
-      /* first, clamp attenuated size to the user-specifed range */
-      size = CLAMP(vert->pointSize, ctx->Point.MinSize, ctx->Point.MaxSize);
-   }
-   else {
-      /* use constant point size */
-      size = ctx->Point.Size;
-   }
-   /* clamp to non-AA implementation limits */
-   size = CLAMP(size, ctx->Const.MinPointSize, ctx->Const.MaxPointSize);
+   size = get_size(ctx, vert, GL_FALSE);
 
    /* span init */
    INIT_SPAN(span, GL_POINT);
diff --git a/src/mesa/swrast/s_readpix.c b/src/mesa/swrast/s_readpix.c
index fe9a70f..916ddc1 100644
--- a/src/mesa/swrast/s_readpix.c
+++ b/src/mesa/swrast/s_readpix.c
@@ -1,6 +1,6 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.5.3
+ * Version:  7.0.3
  *
  * Copyright (C) 1999-2007  Brian Paul   All Rights Reserved.
  *
@@ -129,7 +129,8 @@ read_depth_pixels( GLcontext *ctx,
          rb->GetRow(ctx, rb, width, x, y, dest);
          /* convert range from 24-bit to 32-bit */
          for (k = 0; k < width; k++) {
-            dest[k] = (dest[k] << 8) | (dest[k] >> 24);
+            /* Note: put MSByte of 24-bit value into LSByte */
+            dest[k] = (dest[k] << 8) | ((dest[k] >> 16) & 0xff);
          }
       }
    }
diff --git a/src/mesa/swrast/s_texfilter.c b/src/mesa/swrast/s_texfilter.c
index bb4e386..a5594ac 100644
--- a/src/mesa/swrast/s_texfilter.c
+++ b/src/mesa/swrast/s_texfilter.c
@@ -1,6 +1,6 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.5.3
+ * Version:  7.0.3
  *
  * Copyright (C) 1999-2007  Brian Paul   All Rights Reserved.
  *
@@ -1036,7 +1036,7 @@ sample_2d_linear_repeat(GLcontext *ctx,
    ASSERT(tObj->WrapS == GL_REPEAT);
    ASSERT(tObj->WrapT == GL_REPEAT);
    ASSERT(img->Border == 0);
-   ASSERT(img->_BaseFormat != GL_COLOR_INDEX);
+   ASSERT(img->TexFormat->BaseFormat != GL_COLOR_INDEX);
    ASSERT(img->_IsPowerOfTwo);
 
    COMPUTE_LINEAR_REPEAT_TEXEL_LOCATION(texcoord[0], u, width,  i0, i1);
@@ -1191,7 +1191,8 @@ sample_linear_2d( GLcontext *ctx,
    (void) lambda;
    if (tObj->WrapS == GL_REPEAT &&
        tObj->WrapT == GL_REPEAT &&
-       image->_IsPowerOfTwo) {
+       image->_IsPowerOfTwo &&
+       image->Border == 0) {
       for (i=0;i<n;i++) {
          sample_2d_linear_repeat(ctx, tObj, image, texcoords[i], rgba[i]);
       }
@@ -1230,7 +1231,7 @@ opt_sample_rgb_2d( GLcontext *ctx,
    ASSERT(tObj->WrapS==GL_REPEAT);
    ASSERT(tObj->WrapT==GL_REPEAT);
    ASSERT(img->Border==0);
-   ASSERT(img->_BaseFormat==GL_RGB);
+   ASSERT(img->TexFormat->MesaFormat==MESA_FORMAT_RGB);
    ASSERT(img->_IsPowerOfTwo);
 
    for (k=0; k<n; k++) {
@@ -1271,7 +1272,7 @@ opt_sample_rgba_2d( GLcontext *ctx,
    ASSERT(tObj->WrapS==GL_REPEAT);
    ASSERT(tObj->WrapT==GL_REPEAT);
    ASSERT(img->Border==0);
-   ASSERT(img->_BaseFormat==GL_RGBA);
+   ASSERT(img->TexFormat->MesaFormat==MESA_FORMAT_RGBA);
    ASSERT(img->_IsPowerOfTwo);
 
    for (i = 0; i < n; i++) {
@@ -1301,7 +1302,7 @@ sample_lambda_2d( GLcontext *ctx,
    const GLboolean repeatNoBorderPOT = (tObj->WrapS == GL_REPEAT)
       && (tObj->WrapT == GL_REPEAT)
       && (tImg->Border == 0 && (tImg->Width == tImg->RowStride))
-      && (tImg->_BaseFormat != GL_COLOR_INDEX)
+      && (tImg->TexFormat->BaseFormat != GL_COLOR_INDEX)
       && tImg->_IsPowerOfTwo;
 
    ASSERT(lambda != NULL);
@@ -1316,16 +1317,10 @@ sample_lambda_2d( GLcontext *ctx,
          if (repeatNoBorderPOT) {
             switch (tImg->TexFormat->MesaFormat) {
             case MESA_FORMAT_RGB:
-            case MESA_FORMAT_RGB888:
-            /*case MESA_FORMAT_BGR888:*/
                opt_sample_rgb_2d(ctx, tObj, m, texcoords + minStart,
                                  NULL, rgba + minStart);
                break;
             case MESA_FORMAT_RGBA:
-            case MESA_FORMAT_RGBA8888:
-            case MESA_FORMAT_ARGB8888:
-            /*case MESA_FORMAT_ABGR8888:*/
-            /*case MESA_FORMAT_BGRA8888:*/
 	       opt_sample_rgba_2d(ctx, tObj, m, texcoords + minStart,
                                   NULL, rgba + minStart);
                break;
@@ -1379,16 +1374,10 @@ sample_lambda_2d( GLcontext *ctx,
          if (repeatNoBorderPOT) {
             switch (tImg->TexFormat->MesaFormat) {
             case MESA_FORMAT_RGB:
-            case MESA_FORMAT_RGB888:
-            /*case MESA_FORMAT_BGR888:*/
                opt_sample_rgb_2d(ctx, tObj, m, texcoords + magStart,
                                  NULL, rgba + magStart);
                break;
             case MESA_FORMAT_RGBA:
-            case MESA_FORMAT_RGBA8888:
-            case MESA_FORMAT_ARGB8888:
-            /*case MESA_FORMAT_ABGR8888:*/
-            /*case MESA_FORMAT_BGRA8888:*/
 	       opt_sample_rgba_2d(ctx, tObj, m, texcoords + magStart,
                                   NULL, rgba + magStart);
                break;
@@ -2095,7 +2084,7 @@ sample_nearest_rect(GLcontext *ctx,
    ASSERT(tObj->WrapT == GL_CLAMP ||
           tObj->WrapT == GL_CLAMP_TO_EDGE ||
           tObj->WrapT == GL_CLAMP_TO_BORDER);
-   ASSERT(img->_BaseFormat != GL_COLOR_INDEX);
+   ASSERT(img->TexFormat->BaseFormat != GL_COLOR_INDEX);
 
    for (i = 0; i < n; i++) {
       GLint row, col;
@@ -2131,7 +2120,7 @@ sample_linear_rect(GLcontext *ctx,
    ASSERT(tObj->WrapT == GL_CLAMP ||
           tObj->WrapT == GL_CLAMP_TO_EDGE ||
           tObj->WrapT == GL_CLAMP_TO_BORDER);
-   ASSERT(img->_BaseFormat != GL_COLOR_INDEX);
+   ASSERT(img->TexFormat->BaseFormat != GL_COLOR_INDEX);
 
    /* XXX lots of opportunity for optimization in this loop */
    for (i = 0; i < n; i++) {
@@ -2873,8 +2862,8 @@ sample_depth_texture( GLcontext *ctx,
 
    (void) lambda;
 
-   ASSERT(tObj->Image[0][tObj->BaseLevel]->_BaseFormat == GL_DEPTH_COMPONENT ||
-          tObj->Image[0][tObj->BaseLevel]->_BaseFormat == GL_DEPTH_STENCIL_EXT);
+   ASSERT(img->TexFormat->BaseFormat == GL_DEPTH_COMPONENT ||
+          img->TexFormat->BaseFormat == GL_DEPTH_STENCIL_EXT);
 
    ASSERT(tObj->Target == GL_TEXTURE_1D ||
           tObj->Target == GL_TEXTURE_2D ||
@@ -3242,7 +3231,7 @@ sample_depth_texture2(const GLcontext *ctx,
     * GL_TEXTURE_COMPARE_SGIX == GL_TRUE but the current texture object
     * isn't a depth texture.
     */
-   if (texImage->_BaseFormat != GL_DEPTH_COMPONENT) {
+   if (texImage->TexFormat->BaseFormat != GL_DEPTH_COMPONENT) {
       _mesa_problem(ctx,"GL_TEXTURE_COMPARE_SGIX enabled with non-depth texture");
       return;
    }
@@ -3345,7 +3334,7 @@ _swrast_choose_texture_sample_func( GLcontext *ctx,
    }
    else {
       const GLboolean needLambda = (GLboolean) (t->MinFilter != t->MagFilter);
-      const GLenum format = t->Image[0][t->BaseLevel]->_BaseFormat;
+      const GLenum format = t->Image[0][t->BaseLevel]->TexFormat->BaseFormat;
 
       switch (t->Target) {
       case GL_TEXTURE_1D: