randrproto mesa pixman git update 4 oct 2012

randrproto: 4fcbd8584e55ff789522a38a41a33c34446d1455
mesa: 185d6df3c10a7ff5defe163af614bfc41088910b
pixman: 2e17b6dd4ee7c32684fb7ffc70d3ad3ebf7cb2ef

7 files changed, 32 insertions, 33 deletions

diff --git a/mesalib/src/mesa/main/APIspec.xml b/mesalib/src/mesa/main/APIspec.xml
index a65c5c529..c3969526f 100644
--- a/mesalib/src/mesa/main/APIspec.xml
+++ b/mesalib/src/mesa/main/APIspec.xml
@@ -2172,6 +2172,9 @@
 	<category name="NV_draw_buffers"/>
 	<category name="NV_read_buffer"/>
 
+	<!-- GL_ANGLE_texture_compression_dxt -->
+	<category name="ANGLE_texture_compression_dxt"/>
+
 	<function name="DrawBuffersNV" template="DrawBuffers"/>
 	<function name="ReadBufferNV" template="ReadBuffer"/> 
 
diff --git a/mesalib/src/mesa/main/extensions.c b/mesalib/src/mesa/main/extensions.c
index bd7c7baf9..4971ebc93 100644
--- a/mesalib/src/mesa/main/extensions.c
+++ b/mesalib/src/mesa/main/extensions.c
@@ -195,6 +195,8 @@ static const struct extension extension_table[] = {
    { "GL_EXT_texture3D",                           o(EXT_texture3D),                           GLL,            1996 },
    { "GL_EXT_texture_array",                       o(EXT_texture_array),                       GL,             2006 },
    { "GL_EXT_texture_compression_dxt1",            o(EXT_texture_compression_s3tc),            GL | ES1 | ES2, 2004 },
+   { "GL_ANGLE_texture_compression_dxt3",          o(ANGLE_texture_compression_dxt),           ES2,            2011 },
+   { "GL_ANGLE_texture_compression_dxt5",          o(ANGLE_texture_compression_dxt),           ES2,            2011 },
    { "GL_EXT_texture_compression_latc",            o(EXT_texture_compression_latc),            GL,             2006 },
    { "GL_EXT_texture_compression_rgtc",            o(ARB_texture_compression_rgtc),            GL,             2004 },
    { "GL_EXT_texture_compression_s3tc",            o(EXT_texture_compression_s3tc),            GL,             2000 },
@@ -480,6 +482,7 @@ _mesa_enable_sw_extensions(struct gl_context *ctx)
    ctx->Extensions.EXT_gpu_program_parameters = GL_TRUE;
    _mesa_enable_extension(ctx, "GL_3DFX_texture_compression_FXT1");
    if (ctx->Mesa_DXTn) {
+      ctx->Extensions.ANGLE_texture_compression_dxt = GL_TRUE;
       _mesa_enable_extension(ctx, "GL_EXT_texture_compression_s3tc");
       _mesa_enable_extension(ctx, "GL_S3_s3tc");
    }
diff --git a/mesalib/src/mesa/main/glformats.c b/mesalib/src/mesa/main/glformats.c
index 04029c07c..ccdf56b4f 100644
--- a/mesalib/src/mesa/main/glformats.c
+++ b/mesalib/src/mesa/main/glformats.c
@@ -791,8 +791,10 @@ _mesa_is_compressed_format(struct gl_context *ctx, GLenum format)
       return ctx->Extensions.EXT_texture_compression_s3tc;
    case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
    case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
-      return _mesa_is_desktop_gl(ctx)
-         && ctx->Extensions.EXT_texture_compression_s3tc;
+      return (_mesa_is_desktop_gl(ctx) &&
+	      ctx->Extensions.EXT_texture_compression_s3tc) ||
+	     (ctx->API == API_OPENGLES2 &&
+	      ctx->Extensions.ANGLE_texture_compression_dxt);
    case GL_RGB_S3TC:
    case GL_RGB4_S3TC:
    case GL_RGBA_S3TC:
diff --git a/mesalib/src/mesa/main/mtypes.h b/mesalib/src/mesa/main/mtypes.h
index ba43e574d..e790e18c4 100644
--- a/mesalib/src/mesa/main/mtypes.h
+++ b/mesalib/src/mesa/main/mtypes.h
@@ -2946,6 +2946,7 @@ struct gl_extensions
    GLboolean dummy;  /* don't remove this! */
    GLboolean dummy_true;  /* Set true by _mesa_init_extensions(). */
    GLboolean dummy_false; /* Set false by _mesa_init_extensions(). */
+   GLboolean ANGLE_texture_compression_dxt;
    GLboolean ARB_ES2_compatibility;
    GLboolean ARB_base_instance;
    GLboolean ARB_blend_func_extended;
diff --git a/mesalib/src/mesa/main/texformat.c b/mesalib/src/mesa/main/texformat.c
index 17270ba92..f0bc7fdb9 100644
--- a/mesalib/src/mesa/main/texformat.c
+++ b/mesalib/src/mesa/main/texformat.c
@@ -302,7 +302,9 @@ _mesa_choose_tex_format(struct gl_context *ctx, GLenum target,
       }
    }
 
-   if (ctx->Extensions.EXT_texture_compression_s3tc) {
+   if (ctx->Extensions.EXT_texture_compression_s3tc ||
+       (ctx->API == API_OPENGLES2 &&
+	ctx->Extensions.ANGLE_texture_compression_dxt)) {
       switch (internalFormat) {
          case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_DXT1);
@@ -604,12 +606,16 @@ _mesa_choose_tex_format(struct gl_context *ctx, GLenum target,
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
             break;
          case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT:
-            if (ctx->Extensions.EXT_texture_compression_s3tc)
+            if (ctx->Extensions.EXT_texture_compression_s3tc ||
+		(ctx->API == API_OPENGLES2 &&
+		 ctx->Extensions.ANGLE_texture_compression_dxt))
 	       RETURN_IF_SUPPORTED(MESA_FORMAT_SRGBA_DXT3);
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
             break;
          case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT:
-            if (ctx->Extensions.EXT_texture_compression_s3tc)
+            if (ctx->Extensions.EXT_texture_compression_s3tc ||
+		(ctx->API == API_OPENGLES2 &&
+		 ctx->Extensions.ANGLE_texture_compression_dxt))
 	       RETURN_IF_SUPPORTED(MESA_FORMAT_SRGBA_DXT5);
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
             break;
diff --git a/mesalib/src/mesa/main/teximage.c b/mesalib/src/mesa/main/teximage.c
index afda0eaaf..019516f00 100644
--- a/mesalib/src/mesa/main/teximage.c
+++ b/mesalib/src/mesa/main/teximage.c
@@ -203,6 +203,18 @@ _mesa_base_tex_format( struct gl_context *ctx, GLint internalFormat )
       }
    }
 
+   /* GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE && GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE */
+   if (ctx->API == API_OPENGLES2 &&
+       ctx->Extensions.ANGLE_texture_compression_dxt) {
+      switch (internalFormat) {
+         case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
+         case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
+            return GL_RGBA;
+         default:
+            ; /* fallthrough */
+      }
+   }
+
    if (ctx->Extensions.S3_s3tc) {
       switch (internalFormat) {
          case GL_RGB_S3TC:
@@ -2043,28 +2055,6 @@ compressed_texture_error_check(struct gl_context *ctx, GLint dimensions,
       goto error;
    }
 
-   /* check image size against compression block size */
-   /* XXX possibly move this into the _mesa_legal_texture_dimensions() func */
-   {
-      gl_format texFormat =
-         ctx->Driver.ChooseTextureFormat(ctx, target, proxy_format,
-					 choose_format, choose_type);
-      GLuint bw, bh;
-
-      _mesa_get_format_block_size(texFormat, &bw, &bh);
-      if ((width > bw && width % bw > 0) ||
-          (height > bh && height % bh > 0)) {
-         /*
-          * Per GL_ARB_texture_compression:  GL_INVALID_OPERATION is
-          * generated [...] if any parameter combinations are not
-          * supported by the specific compressed internal format. 
-          */
-         reason = "invalid width or height for compression format";
-         error = GL_INVALID_OPERATION;
-         goto error;
-      }
-   }
-
    /* check image size in bytes */
    if (expectedSize != imageSize) {
       /* Per GL_ARB_texture_compression:  GL_INVALID_VALUE is generated [...]
diff --git a/mesalib/src/mesa/main/texstore.c b/mesalib/src/mesa/main/texstore.c
index e2598a1dc..e6914553c 100644
--- a/mesalib/src/mesa/main/texstore.c
+++ b/mesalib/src/mesa/main/texstore.c
@@ -4476,12 +4476,6 @@ _mesa_store_compressed_texsubimage(struct gl_context *ctx, GLuint dims,
 
    _mesa_get_format_block_size(texFormat, &bw, &bh);
 
-   /* these should have been caught sooner */
-   ASSERT((width % bw) == 0 || width < bw);
-   ASSERT((height % bh) == 0 || height < bh);
-   ASSERT((xoffset % bw) == 0);
-   ASSERT((yoffset % bh) == 0);
-
    /* get pointer to src pixels (may be in a pbo which we'll map here) */
    data = _mesa_validate_pbo_compressed_teximage(ctx, imageSize, data,
                                                  &ctx->Unpack,