Module: Mesa
Branch: master
Commit: af6b7bf23662c610e699e4b7fde1526ca1d1624a
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=af6b7bf23662c610e699e4b7fde1526ca1d1624a

Author: Erik Faye-Lund <[email protected]>
Date:   Wed Jul  4 14:45:04 2018 +0200

mesa: verify MaxVertexAttribStride for GLES 3.1

The OpenGL 3.1 specification, table Table 20.41 ("Implementation
Dependent Values"), defines the minimum-maximum value for
MAX_VERTEX_ATTRIB_STRIDE to be 2048.

So we shouldn't enable OpenGL ES 3.1 on implementations where this
isn't the case. Let's add a check for this

Signed-off-by: Erik Faye-Lund <[email protected]>
Reviewed-by: Marek Olšák <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>

---

 src/mesa/main/version.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/mesa/main/version.c b/src/mesa/main/version.c
index 0b0d5b79d6..58e68b4772 100644
--- a/src/mesa/main/version.c
+++ b/src/mesa/main/version.c
@@ -530,6 +530,7 @@ compute_version_es2(const struct gl_extensions *extensions,
    const bool es31_compute_shader =
       consts->MaxComputeWorkGroupInvocations >= 128;
    const bool ver_3_1 = (ver_3_0 &&
+                         consts->MaxVertexAttribStride >= 2048 &&
                          extensions->ARB_arrays_of_arrays &&
                          es31_compute_shader &&
                          extensions->ARB_draw_indirect &&

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