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Metal: Resolve high memory pressure on EEVEE render #107221

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Clément Foucault merged 1 commits from Jason-Fielder/blender:Metal_Render_Leak_Fix into main 2023-04-21 18:24:45 +02:00
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1 changed files with 12 additions and 0 deletions
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12
source/blender/draw/engines/eevee/eevee_engine.c
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@ -19,6 +19,8 @@
#include "DNA_world_types.h"
#include "GPU_context.h"
#include "IMB_imbuf.h"
#include "eevee_private.h"
@ -348,6 +350,16 @@ static void eevee_draw_scene(void *vedata)
EEVEE_temporal_sampling_reset(vedata);
stl->effects->ssr_was_valid_double_buffer = stl->g_data->valid_double_buffer;
}
/* Perform render step between samples to allow flushing of freed temporary GPUBackend
* resources. This prevents the GPU backend accumulating a high amount of in-flight memory when
* performing renders using eevee_draw_scene. e.g. During file thumbnail generation. */
if (loop_len > 2) {
if (GPU_backend_get_type() == GPU_BACKEND_METAL) {
GPU_flush();
GPU_render_step();
}
}
}
if ((stl->g_data->render_passes & EEVEE_RENDER_PASS_COMBINED) != 0) {