From 3335f047258f19c27faf6fc6394d3e9d8de8eefa Mon Sep 17 00:00:00 2001
From: Niklas Haas <git@haasn.xyz>
Date: Mon, 25 May 2020 12:49:57 +0200
Subject: [PATCH] dispatch: silently upgrade fragment->compute
Whenever PL_GPU_CAP_PARALLEL_COMPUTE is set. In this case, it's assumed
that dispatching multiple compute shaders can take advantage of
parallel execution of the compute queues.
---
src/dispatch.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/dispatch.c b/src/dispatch.c
index e6be1f99a..c069ad7c6 100644
--- a/src/dispatch.c
+++ b/src/dispatch.c
@@ -854,6 +854,9 @@ bool pl_dispatch_finish(struct pl_dispatch *dp, const struct pl_dispatch_params
PL_ERR(dp, "Trying to dispatch using a compute shader with a "
"non-storable target texture.");
goto error;
+ } else if (tpars->storable && (dp->gpu->caps & PL_GPU_CAP_PARALLEL_COMPUTE)) {
+ if (sh_try_compute(sh, 16, 16, true, 0))
+ PL_TRACE(dp, "Upgrading fragment shader to compute shader.");
}
struct pl_rect2d rc = params->rect;
--
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