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Defer release of QMetalGraphicsPipeline objects

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Pick-to: 6.4
Change-Id: Ia7ee1a1b13a8b5ac1ef4859330150f0558793dfe
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>
This commit is contained in:
Andy Nichols 2022-08-03 14:00:26 +02:00
parent 84ab6c1aa1
commit 3f450a6ba0
1 changed files with 16 additions and 7 deletions
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23
src/gui/rhi/qrhimetal.mm
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@ -132,7 +132,8 @@ struct QRhiMetalData
RenderBuffer,
Texture,
Sampler,
StagingBuffer
StagingBuffer,
Pipeline
};
Type type;
int lastActiveFrameSlot; // -1 if not used otherwise 0..FRAMES_IN_FLIGHT-1
@ -154,6 +155,10 @@ struct QRhiMetalData
struct {
id<MTLBuffer> buffer;
} stagingBuffer;
struct {
id<MTLRenderPipelineState> pipelineState;
id<MTLDepthStencilState> depthStencilState;
} pipeline;
};
};
QVector<DeferredReleaseEntry> releaseQueue;
@ -2221,6 +2226,10 @@ void QRhiMetal::executeDeferredReleases(bool forced)
case QRhiMetalData::DeferredReleaseEntry::StagingBuffer:
[e.stagingBuffer.buffer release];
break;
case QRhiMetalData::DeferredReleaseEntry::Pipeline:
[e.pipeline.depthStencilState release];
[e.pipeline.pipelineState release];
break;
default:
break;
}
@ -3284,17 +3293,17 @@ void QMetalGraphicsPipeline::destroy()
d->vs.destroy();
d->fs.destroy();
[d->ds release];
QRhiMetalData::DeferredReleaseEntry e;
e.type = QRhiMetalData::DeferredReleaseEntry::Pipeline;
e.lastActiveFrameSlot = lastActiveFrameSlot;
e.pipeline.depthStencilState = d->ds;
e.pipeline.pipelineState = d->ps;
d->ds = nil;
if (!d->ps)
return;
[d->ps release];
d->ps = nil;
QRHI_RES_RHI(QRhiMetal);
if (rhiD)
rhiD->d->releaseQueue.append(e);
rhiD->unregisterResource(this);
}