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sw_engine: ++thread safety

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Synchronize the engine process precisely
before updating internal data.
This commit is contained in:
Hermet Park 2024-06-27 14:18:53 +09:00 • committed by Hermet Park
parent 7556253c53
commit 1f41c9c80d
1 changed files with 10 additions and 7 deletions
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15
src/renderer/sw_engine/tvgSwRenderer.cpp
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@ -713,9 +713,6 @@ void* SwRenderer::prepareCommon(SwTask* task, const RenderTransform* transform,
if (!surface) return task;
if (flags == RenderUpdateFlag::None) return task;
//Finish previous task if it has duplicated request.
task->done();
//TODO: Failed threading them. It would be better if it's possible.
//See: https://github.com/thorvg/thorvg/issues/1409
//Guarantee composition targets get ready.
@ -764,8 +761,11 @@ RenderData SwRenderer::prepare(Surface* surface, const RenderMesh* mesh, RenderD
//prepare task
auto task = static_cast<SwImageTask*>(data);
if (!task) task = new SwImageTask;
else task->done();
task->source = surface;
task->mesh = mesh;
return prepareCommon(task, transform, clips, opacity, flags);
}
@ -775,6 +775,8 @@ RenderData SwRenderer::prepare(const Array<RenderData>& scene, RenderData data,
//prepare task
auto task = static_cast<SwSceneTask*>(data);
if (!task) task = new SwSceneTask;
else task->done();
task->scene = scene;
//TODO: Failed threading them. It would be better if it's possible.
@ -783,6 +785,7 @@ RenderData SwRenderer::prepare(const Array<RenderData>& scene, RenderData data,
for (auto task = scene.begin(); task < scene.end(); ++task) {
static_cast<SwTask*>(*task)->done();
}
return prepareCommon(task, transform, clips, opacity, flags);
}
@ -791,10 +794,10 @@ RenderData SwRenderer::prepare(const RenderShape& rshape, RenderData data, const
{
//prepare task
auto task = static_cast<SwShapeTask*>(data);
if (!task) {
task = new SwShapeTask;
if (!task) task = new SwShapeTask;
else task->done();
task->rshape = &rshape;
}
task->clipper = clipper;
return prepareCommon(task, transform, clips, opacity, flags);