Merge commit 'origin/master' into gallium-0.2

Conflicts:
	windows/VC8/mesa/osmesa/osmesa.vcproj
	windows/VC8/progs/demos/gears.vcproj
	windows/VC8/progs/progs.sln

10 files changed, 237 insertions, 7 deletions

diff --git a/src/mesa/main/colormac.h b/src/mesa/main/colormac.h
index a34bd2ed388..74692e9a988 100644
--- a/src/mesa/main/colormac.h
+++ b/src/mesa/main/colormac.h
@@ -195,6 +195,10 @@ do {						\
 #define PACK_COLOR_565_REV( X, Y, Z ) \
    (((X) & 0xf8) | ((Y) & 0xe0) >> 5 | (((Y) & 0x1c) << 11) | (((Z) & 0xf8) << 5))
 
+#define PACK_COLOR_5551( R, G, B, A )					\
+   ((((R) & 0xf8) << 8) | (((G) & 0xf8) << 3) | (((B) & 0xf8) >> 2) |	\
+    ((A) ? 1 : 0))
+
 #define PACK_COLOR_1555( A, B, G, R )					\
    ((((B) & 0xf8) << 7) | (((G) & 0xf8) << 2) | (((R) & 0xf8) >> 3) |	\
     ((A) ? 0x8000 : 0))
diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c
index 72ed50808c5..2ef4b1b207b 100644
--- a/src/mesa/main/enable.c
+++ b/src/mesa/main/enable.c
@@ -341,10 +341,6 @@ _mesa_set_enable(GLcontext *ctx, GLenum cap, GLboolean state)
          ctx->Transform.CullVertexFlag = state;
          break;
       case GL_DEPTH_TEST:
-         if (state && ctx->DrawBuffer->Visual.depthBits == 0) {
-            _mesa_warning(ctx,"glEnable(GL_DEPTH_TEST) but no depth buffer");
-            return;
-         }
          if (ctx->Depth.Test == state)
             return;
          FLUSH_VERTICES(ctx, _NEW_DEPTH);
diff --git a/src/mesa/main/texformat.c b/src/mesa/main/texformat.c
index 50e8d7a3b87..f49c916b330 100644
--- a/src/mesa/main/texformat.c
+++ b/src/mesa/main/texformat.c
@@ -896,6 +896,30 @@ const struct gl_texture_format _mesa_texformat_rgb565_rev = {
    store_texel_rgb565_rev		/* StoreTexel */
 };
 
+const struct gl_texture_format _mesa_texformat_rgba4444 = {
+   MESA_FORMAT_RGBA4444,		/* MesaFormat */
+   GL_RGBA,				/* BaseFormat */
+   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
+   4,					/* RedBits */
+   4,					/* GreenBits */
+   4,					/* BlueBits */
+   4,					/* AlphaBits */
+   0,					/* LuminanceBits */
+   0,					/* IntensityBits */
+   0,					/* IndexBits */
+   0,					/* DepthBits */
+   0,					/* StencilBits */
+   2,					/* TexelBytes */
+   _mesa_texstore_rgba4444,		/* StoreTexImageFunc */
+   fetch_texel_1d_rgba4444,		/* FetchTexel1D */
+   fetch_texel_2d_rgba4444,		/* FetchTexel2D */
+   fetch_texel_3d_rgba4444,		/* FetchTexel3D */
+   NULL,				/* FetchTexel1Df */
+   NULL,				/* FetchTexel2Df */
+   NULL,				/* FetchTexel3Df */
+   store_texel_rgba4444			/* StoreTexel */
+};
+
 const struct gl_texture_format _mesa_texformat_argb4444 = {
    MESA_FORMAT_ARGB4444,		/* MesaFormat */
    GL_RGBA,				/* BaseFormat */
@@ -944,6 +968,30 @@ const struct gl_texture_format _mesa_texformat_argb4444_rev = {
    store_texel_argb4444_rev		/* StoreTexel */
 };
 
+const struct gl_texture_format _mesa_texformat_rgba5551 = {
+   MESA_FORMAT_RGBA5551,		/* MesaFormat */
+   GL_RGBA,				/* BaseFormat */
+   GL_UNSIGNED_NORMALIZED_ARB,		/* DataType */
+   5,					/* RedBits */
+   5,					/* GreenBits */
+   5,					/* BlueBits */
+   1,					/* AlphaBits */
+   0,					/* LuminanceBits */
+   0,					/* IntensityBits */
+   0,					/* IndexBits */
+   0,					/* DepthBits */
+   0,					/* StencilBits */
+   2,					/* TexelBytes */
+   _mesa_texstore_rgba5551,		/* StoreTexImageFunc */
+   fetch_texel_1d_rgba5551,		/* FetchTexel1D */
+   fetch_texel_2d_rgba5551,		/* FetchTexel2D */
+   fetch_texel_3d_rgba5551,		/* FetchTexel3D */
+   NULL,				/* FetchTexel1Df */
+   NULL,				/* FetchTexel2Df */
+   NULL,				/* FetchTexel3Df */
+   store_texel_rgba5551			/* StoreTexel */
+};
+
 const struct gl_texture_format _mesa_texformat_argb1555 = {
    MESA_FORMAT_ARGB1555,		/* MesaFormat */
    GL_RGBA,				/* BaseFormat */
diff --git a/src/mesa/main/texformat.h b/src/mesa/main/texformat.h
index c7a754b0b75..31364c36b1a 100644
--- a/src/mesa/main/texformat.h
+++ b/src/mesa/main/texformat.h
@@ -71,8 +71,10 @@ enum _format {
    MESA_FORMAT_BGR888,		/*           BBBB BBBB GGGG GGGG RRRR RRRR */
    MESA_FORMAT_RGB565,		/*                     RRRR RGGG GGGB BBBB */
    MESA_FORMAT_RGB565_REV,	/*                     GGGB BBBB RRRR RGGG */
+   MESA_FORMAT_RGBA4444,        /*                     RRRR GGGG BBBB AAAA */
    MESA_FORMAT_ARGB4444,	/*                     AAAA RRRR GGGG BBBB */
    MESA_FORMAT_ARGB4444_REV,	/*                     GGGG BBBB AAAA RRRR */
+   MESA_FORMAT_RGBA5551,        /*                     RRRR RGGG GGBB BBBA */
    MESA_FORMAT_ARGB1555,	/*                     ARRR RRGG GGGB BBBB */
    MESA_FORMAT_ARGB1555_REV,	/*                     GGGB BBBB ARRR RRGG */
    MESA_FORMAT_AL88,		/*                     AAAA AAAA LLLL LLLL */
@@ -217,10 +219,12 @@ extern const struct gl_texture_format _mesa_texformat_rgb888;
 extern const struct gl_texture_format _mesa_texformat_bgr888;
 extern const struct gl_texture_format _mesa_texformat_rgb565;
 extern const struct gl_texture_format _mesa_texformat_rgb565_rev;
+extern const struct gl_texture_format _mesa_texformat_rgba4444;
 extern const struct gl_texture_format _mesa_texformat_argb4444;
 extern const struct gl_texture_format _mesa_texformat_argb4444_rev;
 extern const struct gl_texture_format _mesa_texformat_argb1555;
 extern const struct gl_texture_format _mesa_texformat_argb1555_rev;
+extern const struct gl_texture_format _mesa_texformat_rgba5551;
 extern const struct gl_texture_format _mesa_texformat_al88;
 extern const struct gl_texture_format _mesa_texformat_al88_rev;
 extern const struct gl_texture_format _mesa_texformat_rgb332;
diff --git a/src/mesa/main/texformat_tmp.h b/src/mesa/main/texformat_tmp.h
index b1031b0cfe3..08b6d8f12fb 100644
--- a/src/mesa/main/texformat_tmp.h
+++ b/src/mesa/main/texformat_tmp.h
@@ -695,7 +695,7 @@ static void store_texel_argb8888_rev(struct gl_texture_image *texImage,
 {
    const GLubyte *rgba = (const GLubyte *) texel;
    GLuint *dst = TEXEL_ADDR(GLuint, texImage, i, j, k, 1);
-   *dst = PACK_COLOR_8888(rgba[ACOMP], rgba[RCOMP], rgba[GCOMP], rgba[BCOMP]);
+   *dst = PACK_COLOR_8888(rgba[BCOMP], rgba[GCOMP], rgba[RCOMP], rgba[ACOMP]);
 }
 #endif
 
@@ -804,6 +804,30 @@ static void store_texel_rgb565_rev(struct gl_texture_image *texImage,
 }
 #endif
 
+/* MESA_FORMAT_RGBA4444 ******************************************************/
+
+/* Fetch texel from 1D, 2D or 3D argb444 texture, return 4 GLchans */
+static void FETCH(rgba4444)( const struct gl_texture_image *texImage,
+			     GLint i, GLint j, GLint k, GLchan *texel )
+{
+   const GLushort *src = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
+   const GLushort s = *src;
+   texel[RCOMP] = UBYTE_TO_CHAN( ((s >> 12) & 0xf) | ((s >> 8) & 0xf0) );
+   texel[GCOMP] = UBYTE_TO_CHAN( ((s >>  8) & 0xf) | ((s >> 4) & 0xf0) );
+   texel[BCOMP] = UBYTE_TO_CHAN( ((s >>  4) & 0xf) | ((s     ) & 0xf0) );
+   texel[ACOMP] = UBYTE_TO_CHAN( ((s      ) & 0xf) | ((s << 4) & 0xf0) );
+}
+
+#if DIM == 3
+static void store_texel_rgba4444(struct gl_texture_image *texImage,
+                                 GLint i, GLint j, GLint k, const void *texel)
+{
+   const GLubyte *rgba = (const GLubyte *) texel;
+   GLushort *dst = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
+   *dst = PACK_COLOR_4444(rgba[RCOMP], rgba[GCOMP], rgba[BCOMP], rgba[ACOMP]);
+}
+#endif
+
 
 /* MESA_FORMAT_ARGB4444 ******************************************************/
 
@@ -825,7 +849,7 @@ static void store_texel_argb4444(struct gl_texture_image *texImage,
 {
    const GLubyte *rgba = (const GLubyte *) texel;
    GLushort *dst = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
-   *dst = PACK_COLOR_4444(rgba[RCOMP], rgba[GCOMP], rgba[BCOMP], rgba[ACOMP]);
+   *dst = PACK_COLOR_4444(rgba[ACOMP], rgba[RCOMP], rgba[GCOMP], rgba[BCOMP]);
 }
 #endif
 
@@ -853,6 +877,29 @@ static void store_texel_argb4444_rev(struct gl_texture_image *texImage,
 }
 #endif
 
+/* MESA_FORMAT_RGBA5551 ******************************************************/
+
+/* Fetch texel from 1D, 2D or 3D argb1555 texture, return 4 GLchans */
+static void FETCH(rgba5551)( const struct gl_texture_image *texImage,
+			     GLint i, GLint j, GLint k, GLchan *texel )
+{
+   const GLushort *src = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
+   const GLushort s = *src;
+   texel[RCOMP] = UBYTE_TO_CHAN( ((s >>  8) & 0xf8) | ((s >> 13) & 0x7) );
+   texel[GCOMP] = UBYTE_TO_CHAN( ((s >>  3) & 0xf8) | ((s >>  8) & 0x7) );
+   texel[BCOMP] = UBYTE_TO_CHAN( ((s <<  2) & 0xf8) | ((s >>  3) & 0x7) );
+   texel[ACOMP] = UBYTE_TO_CHAN( ((s) & 0x01) ? 255 : 0);
+}
+
+#if DIM == 3
+static void store_texel_rgba5551(struct gl_texture_image *texImage,
+                                 GLint i, GLint j, GLint k, const void *texel)
+{
+   const GLubyte *rgba = (const GLubyte *) texel;
+   GLushort *dst = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
+   *dst = PACK_COLOR_5551(rgba[RCOMP], rgba[GCOMP], rgba[BCOMP], rgba[ACOMP]);
+}
+#endif
 
 /* MESA_FORMAT_ARGB1555 ******************************************************/
 
diff --git a/src/mesa/main/texobj.c b/src/mesa/main/texobj.c
index d8e8b559f53..7848f0be354 100644
--- a/src/mesa/main/texobj.c
+++ b/src/mesa/main/texobj.c
@@ -762,24 +762,31 @@ unbind_texobj_from_texunits(GLcontext *ctx, struct gl_texture_object *texObj)
       struct gl_texture_unit *unit = &ctx->Texture.Unit[u];
       if (texObj == unit->Current1D) {
          _mesa_reference_texobj(&unit->Current1D, ctx->Shared->Default1D);
+         ASSERT(unit->Current1D);
       }
       else if (texObj == unit->Current2D) {
          _mesa_reference_texobj(&unit->Current2D, ctx->Shared->Default2D);
+         ASSERT(unit->Current2D);
       }
       else if (texObj == unit->Current3D) {
          _mesa_reference_texobj(&unit->Current3D, ctx->Shared->Default3D);
+         ASSERT(unit->Current3D);
       }
       else if (texObj == unit->CurrentCubeMap) {
          _mesa_reference_texobj(&unit->CurrentCubeMap, ctx->Shared->DefaultCubeMap);
+         ASSERT(unit->CurrentCubeMap);
       }
       else if (texObj == unit->CurrentRect) {
          _mesa_reference_texobj(&unit->CurrentRect, ctx->Shared->DefaultRect);
+         ASSERT(unit->CurrentRect);
       }
       else if (texObj == unit->Current1DArray) {
          _mesa_reference_texobj(&unit->Current1DArray, ctx->Shared->Default1DArray);
+         ASSERT(unit->Current1DArray);
       }
       else if (texObj == unit->Current2DArray) {
          _mesa_reference_texobj(&unit->Current2DArray, ctx->Shared->Default2DArray);
+         ASSERT(unit->Current2DArray);
       }
    }
 }
@@ -953,24 +960,31 @@ _mesa_BindTexture( GLenum target, GLuint texName )
    switch (target) {
       case GL_TEXTURE_1D:
          _mesa_reference_texobj(&texUnit->Current1D, newTexObj);
+         ASSERT(texUnit->Current1D);
          break;
       case GL_TEXTURE_2D:
          _mesa_reference_texobj(&texUnit->Current2D, newTexObj);
+         ASSERT(texUnit->Current2D);
          break;
       case GL_TEXTURE_3D:
          _mesa_reference_texobj(&texUnit->Current3D, newTexObj);
+         ASSERT(texUnit->Current3D);
          break;
       case GL_TEXTURE_CUBE_MAP_ARB:
          _mesa_reference_texobj(&texUnit->CurrentCubeMap, newTexObj);
+         ASSERT(texUnit->CurrentCubeMap);
          break;
       case GL_TEXTURE_RECTANGLE_NV:
          _mesa_reference_texobj(&texUnit->CurrentRect, newTexObj);
+         ASSERT(texUnit->CurrentRect);
          break;
       case GL_TEXTURE_1D_ARRAY_EXT:
          texUnit->Current1DArray = newTexObj;
+         ASSERT(texUnit->Current1DArray);
          break;
       case GL_TEXTURE_2D_ARRAY_EXT:
          texUnit->Current2DArray = newTexObj;
+         ASSERT(texUnit->Current2DArray);
          break;
       default:
          /* Bad target should be caught above */
diff --git a/src/mesa/main/texstate.c b/src/mesa/main/texstate.c
index 29955d76cbe..9bfb7e0ec2a 100644
--- a/src/mesa/main/texstate.c
+++ b/src/mesa/main/texstate.c
@@ -517,6 +517,14 @@ update_texture_state( GLcontext *ctx )
          enableBits = texUnit->Enabled;
       }
 
+      ASSERT(texUnit->Current1D);
+      ASSERT(texUnit->Current2D);
+      ASSERT(texUnit->Current3D);
+      ASSERT(texUnit->CurrentCubeMap);
+      ASSERT(texUnit->CurrentRect);
+      ASSERT(texUnit->Current1DArray);
+      ASSERT(texUnit->Current2DArray);
+
       /* Look for the highest-priority texture target that's enabled and
        * complete.  That's the one we'll use for texturing.  If we're using
        * a fragment program we're guaranteed that bitcount(enabledBits) <= 1.
diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c
index 8afb947fa17..2b06796abab 100644
--- a/src/mesa/main/texstore.c
+++ b/src/mesa/main/texstore.c
@@ -1899,6 +1899,60 @@ _mesa_texstore_bgr888(TEXSTORE_PARAMS)
    return GL_TRUE;
 }
 
+GLboolean
+_mesa_texstore_rgba4444(TEXSTORE_PARAMS)
+{
+   ASSERT(dstFormat == &_mesa_texformat_rgba4444);
+   ASSERT(dstFormat->TexelBytes == 2);
+
+   if (!ctx->_ImageTransferState &&
+       !srcPacking->SwapBytes &&
+       dstFormat == &_mesa_texformat_rgba4444 &&
+       baseInternalFormat == GL_RGBA &&
+       srcFormat == GL_RGBA &&
+       srcType == GL_UNSIGNED_SHORT_4_4_4_4){
+      /* simple memcpy path */
+      memcpy_texture(ctx, dims,
+                     dstFormat, dstAddr, dstXoffset, dstYoffset, dstZoffset,
+                     dstRowStride,
+                     dstImageOffsets,
+                     srcWidth, srcHeight, srcDepth, srcFormat, srcType,
+                     srcAddr, srcPacking);
+   }
+   else {
+      /* general path */
+      const GLchan *tempImage = _mesa_make_temp_chan_image(ctx, dims,
+                                                 baseInternalFormat,
+                                                 dstFormat->BaseFormat,
+                                                 srcWidth, srcHeight, srcDepth,
+                                                 srcFormat, srcType, srcAddr,
+                                                 srcPacking);
+      const GLchan *src = tempImage;
+      GLint img, row, col;
+      if (!tempImage)
+         return GL_FALSE;
+      _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
+      for (img = 0; img < srcDepth; img++) {
+         GLubyte *dstRow = (GLubyte *) dstAddr
+            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstYoffset * dstRowStride
+            + dstXoffset * dstFormat->TexelBytes;
+         for (row = 0; row < srcHeight; row++) {
+            GLushort *dstUS = (GLushort *) dstRow;
+	    for (col = 0; col < srcWidth; col++) {
+	      dstUS[col] = PACK_COLOR_4444( CHAN_TO_UBYTE(src[RCOMP]),
+					    CHAN_TO_UBYTE(src[GCOMP]),
+					    CHAN_TO_UBYTE(src[BCOMP]),
+					    CHAN_TO_UBYTE(src[ACOMP]) );
+	      src += 4;
+            }
+            dstRow += dstRowStride;
+         }
+      }
+      _mesa_free((void *) tempImage);
+   }
+   return GL_TRUE;
+}
 
 GLboolean
 _mesa_texstore_argb4444(TEXSTORE_PARAMS)
@@ -1967,7 +2021,60 @@ _mesa_texstore_argb4444(TEXSTORE_PARAMS)
    return GL_TRUE;
 }
 
+GLboolean
+_mesa_texstore_rgba5551(TEXSTORE_PARAMS)
+{
+   ASSERT(dstFormat == &_mesa_texformat_rgba5551);
+   ASSERT(dstFormat->TexelBytes == 2);
 
+   if (!ctx->_ImageTransferState &&
+       !srcPacking->SwapBytes &&
+       dstFormat == &_mesa_texformat_rgba5551 &&
+       baseInternalFormat == GL_RGBA &&
+       srcFormat == GL_RGBA &&
+       srcType == GL_UNSIGNED_SHORT_5_5_5_1) {
+      /* simple memcpy path */
+      memcpy_texture(ctx, dims,
+                     dstFormat, dstAddr, dstXoffset, dstYoffset, dstZoffset,
+                     dstRowStride,
+                     dstImageOffsets,
+                     srcWidth, srcHeight, srcDepth, srcFormat, srcType,
+                     srcAddr, srcPacking);
+   }
+   else {
+      /* general path */
+      const GLchan *tempImage = _mesa_make_temp_chan_image(ctx, dims,
+                                                 baseInternalFormat,
+                                                 dstFormat->BaseFormat,
+                                                 srcWidth, srcHeight, srcDepth,
+                                                 srcFormat, srcType, srcAddr,
+                                                 srcPacking);
+      const GLchan *src =tempImage;
+      GLint img, row, col;
+      if (!tempImage)
+         return GL_FALSE;
+      _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight);
+      for (img = 0; img < srcDepth; img++) {
+         GLubyte *dstRow = (GLubyte *) dstAddr
+            + dstImageOffsets[dstZoffset + img] * dstFormat->TexelBytes
+            + dstYoffset * dstRowStride
+            + dstXoffset * dstFormat->TexelBytes;
+         for (row = 0; row < srcHeight; row++) {
+            GLushort *dstUS = (GLushort *) dstRow;
+	    for (col = 0; col < srcWidth; col++) {
+	       dstUS[col] = PACK_COLOR_5551( CHAN_TO_UBYTE(src[RCOMP]),
+					     CHAN_TO_UBYTE(src[GCOMP]),
+					     CHAN_TO_UBYTE(src[BCOMP]),
+					     CHAN_TO_UBYTE(src[ACOMP]) );
+	      src += 4;
+	    }
+            dstRow += dstRowStride;
+         }
+      }
+      _mesa_free((void *) tempImage);
+   }
+   return GL_TRUE;
+}
 
 GLboolean
 _mesa_texstore_argb1555(TEXSTORE_PARAMS)
diff --git a/src/mesa/main/texstore.h b/src/mesa/main/texstore.h
index 8dc1c963cda..b03386b2acc 100644
--- a/src/mesa/main/texstore.h
+++ b/src/mesa/main/texstore.h
@@ -47,8 +47,10 @@ extern GLboolean _mesa_texstore_rgb888(TEXSTORE_PARAMS);
 extern GLboolean _mesa_texstore_bgr888(TEXSTORE_PARAMS);
 extern GLboolean _mesa_texstore_rgb565(TEXSTORE_PARAMS);
 extern GLboolean _mesa_texstore_rgb565_rev(TEXSTORE_PARAMS);
+extern GLboolean _mesa_texstore_rgba4444(TEXSTORE_PARAMS);
 extern GLboolean _mesa_texstore_argb4444(TEXSTORE_PARAMS);
 extern GLboolean _mesa_texstore_argb4444_rev(TEXSTORE_PARAMS);
+extern GLboolean _mesa_texstore_rgba5551(TEXSTORE_PARAMS);
 extern GLboolean _mesa_texstore_argb1555(TEXSTORE_PARAMS);
 extern GLboolean _mesa_texstore_argb1555_rev(TEXSTORE_PARAMS);
 extern GLboolean _mesa_texstore_al88(TEXSTORE_PARAMS);
diff --git a/src/mesa/main/version.h b/src/mesa/main/version.h
index 24495d608a5..3d874c8ba87 100644
--- a/src/mesa/main/version.h
+++ b/src/mesa/main/version.h
@@ -31,7 +31,7 @@
 #define MESA_MAJOR 7
 #define MESA_MINOR 3
 #define MESA_PATCH 0
-#define MESA_VERSION_STRING "7.3-rc2"
+#define MESA_VERSION_STRING "7.3-rc3"
 
 /* To make version comparison easy */
 #define MESA_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))