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mesa: only verify that enabled arrays have backing buffers 

We were previously also verifying that no backing buffers were available
when an array wasn't enabled. This is has no basis in the spec, and it
causes GLupeN64 to fail as a result.

Fixes: c2e146f487 ("mesa: error out in indirect draw when vertex bindings mismatch")
Cc: mesa-stable@lists.freedesktop.org
Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Timothy Arceri <timothy.arceri@collabora.com>
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
This commit is contained in:
Ilia Mirkin 2016-11-30 17:04:06 -05:00
parent 51244859e3
commit 7c16552f8d
1 changed files with 1 additions and 1 deletions
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2
src/mesa/main/api_validate.c
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@ -925,7 +925,7 @@ valid_draw_indirect(struct gl_context *ctx,
* buffer bound.
*/
if (_mesa_is_gles31(ctx) &&
ctx->Array.VAO->_Enabled != ctx->Array.VAO->VertexAttribBufferMask) {
ctx->Array.VAO->_Enabled & ~ctx->Array.VAO->VertexAttribBufferMask) {
_mesa_error(ctx, GL_INVALID_OPERATION, "%s(No VBO bound)", name);
return GL_FALSE;
}