Reviewed-by: Bas Nieuwenhuizen <b...@basnieuwenhuizen.nl>
On Mon, Oct 30, 2017 at 7:37 PM, Samuel Pitoiset
<samuel.pitoi...@gmail.com> wrote:
> Signed-off-by: Samuel Pitoiset <samuel.pitoi...@gmail.com>
> ---
> src/amd/vulkan/radv_cmd_buffer.c | 18 ++++++++++++++++--
> 1 file changed, 16 insertions(+), 2 deletions(-)
>
> diff --git a/src/amd/vulkan/radv_cmd_buffer.c
> b/src/amd/vulkan/radv_cmd_buffer.c
> index 00ed7182a7..4b38ece10f 100644
> --- a/src/amd/vulkan/radv_cmd_buffer.c
> +++ b/src/amd/vulkan/radv_cmd_buffer.c
> @@ -2259,14 +2259,28 @@ void radv_CmdBindVertexBuffers(
> {
> RADV_FROM_HANDLE(radv_cmd_buffer, cmd_buffer, commandBuffer);
> struct radv_vertex_binding *vb = cmd_buffer->state.vertex_bindings;
> + bool changed = false;
>
> /* We have to defer setting up vertex buffer since we need the buffer
> * stride from the pipeline. */
>
> assert(firstBinding + bindingCount <= MAX_VBS);
> for (uint32_t i = 0; i < bindingCount; i++) {
> - vb[firstBinding + i].buffer =
> radv_buffer_from_handle(pBuffers[i]);
> - vb[firstBinding + i].offset = pOffsets[i];
> + uint32_t idx = firstBinding + i;
> +
> + if (!changed &&
> + (vb[idx].buffer != radv_buffer_from_handle(pBuffers[i]) ||
> + vb[idx].offset != pOffsets[i])) {
> + changed = true;
> + }
> +
> + vb[idx].buffer = radv_buffer_from_handle(pBuffers[i]);
> + vb[idx].offset = pOffsets[i];
> + }
> +
> + if (!changed) {
> + /* No state changes. */
> + return;
> }
>
> cmd_buffer->state.vb_dirty = true;
> --
> 2.14.3
>
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