xwininfo fontconfig libX11 libXdmcp libfontenc libxcb libxcb/xcb-proto mesalib xserver xkeyboard-config mkfontscale git update 22 Feb 2015

xserver          commit 3a06faf3fcdb7451125a46181f9152e8e59e9770
libxcb           commit e3ec1f74637237ce500dfd0ca59f2e422da4e019
libxcb/xcb-proto commit 4c550465934164aab2449a125f75f4ca07816233
xkeyboard-config commit 26f344c93f8c6141e9233eb68088ba4fd56bc9ef
libX11           commit c8e19b393defd53f046ddc2da3a16881221b3c34
libXdmcp         commit 9f4cac7656b221ce2a8f97e7bd31e5e23126d001
libfontenc       commit de1843aaf76015c9d99416f3122d169fe331b849
mkfontscale      commit 87d628f8eec170ec13bb9feefb1ce05aed07d1d6
xwininfo         commit 0c49f8f2bd56b1e77721e81030ea948386dcdf4e
fontconfig       commit d6d5adeb7940c0d0beb86489c2a1c2ce59e5c044
mesa             commit 4359954d842caa2a9f8d4b50d70ecc789884b68b

1 files changed, 19 insertions, 1 deletions

diff --git a/mesalib/src/mesa/main/renderbuffer.c b/mesalib/src/mesa/main/renderbuffer.c
index 0bc7f2b96..98f3c13b5 100644
--- a/mesalib/src/mesa/main/renderbuffer.c
+++ b/mesalib/src/mesa/main/renderbuffer.c
@@ -38,6 +38,8 @@
 void
 _mesa_init_renderbuffer(struct gl_renderbuffer *rb, GLuint name)
 {
+   GET_CURRENT_CONTEXT(ctx);
+
    mtx_init(&rb->Mutex, mtx_plain);
 
    rb->ClassID = 0;
@@ -53,7 +55,23 @@ _mesa_init_renderbuffer(struct gl_renderbuffer *rb, GLuint name)
    rb->Width = 0;
    rb->Height = 0;
    rb->Depth = 0;
-   rb->InternalFormat = GL_RGBA;
+
+   /* In GL 3, the initial format is GL_RGBA according to Table 6.26
+    * on page 302 of the GL 3.3 spec.
+    *
+    * In GLES 3, the initial format is GL_RGBA4 according to Table 6.15
+    * on page 258 of the GLES 3.0.4 spec.
+    *
+    * If the context is current, set the initial format based on the
+    * specs. If the context is not current, we cannot determine the
+    * API, so default to GL_RGBA.
+    */
+   if (ctx && _mesa_is_gles3(ctx)) {
+      rb->InternalFormat = GL_RGBA4;
+   } else {
+      rb->InternalFormat = GL_RGBA;
+   }
+
    rb->Format = MESA_FORMAT_NONE;
 }