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st/mesa: empty buffer binding if the buffer's not really there

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This can happen with 0-sized buffers.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Ilia Mirkin 2016-02-13 18:37:33 -05:00
parent 76e2af3dd4
commit cfbf25ac8f
1 changed files with 5 additions and 3 deletions
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8
src/mesa/state_tracker/st_atom_atomicbuf.c
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@ -58,9 +58,11 @@ st_bind_atomics(struct st_context *st,
st_buffer_object(binding->BufferObject);
struct pipe_shader_buffer sb = { 0 };
sb.buffer = st_obj->buffer;
sb.buffer_offset = binding->Offset;
sb.buffer_size = st_obj->buffer->width0 - binding->Offset;
if (st_obj && st_obj->buffer) {
sb.buffer = st_obj->buffer;
sb.buffer_offset = binding->Offset;
sb.buffer_size = st_obj->buffer->width0 - binding->Offset;
}
st->pipe->set_shader_buffers(st->pipe, shader_type,
atomic->Binding, 1, &sb);