31 lines
1.1 KiB
Diff
31 lines
1.1 KiB
Diff
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From e01bed44bca9bd0919f70dfc14f8297415d61bd9 Mon Sep 17 00:00:00 2001
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From: Gunnar Sletta <gunnar@sletta.org>
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Date: Mon, 15 Feb 2016 08:02:50 +0100
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Subject: [PATCH 29/61] Avoid div-by-zero when nothing is rendered.
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Change-Id: I3eb57baf1812f831335429cc7d2b4424f3cfa785
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Task-number: QTBUG-50929
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Reviewed-by: Laszlo Agocs <laszlo.agocs@theqtcompany.com>
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---
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src/quick/scenegraph/coreapi/qsgbatchrenderer.cpp | 4 +++-
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1 file changed, 3 insertions(+), 1 deletion(-)
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diff --git a/src/quick/scenegraph/coreapi/qsgbatchrenderer.cpp b/src/quick/scenegraph/coreapi/qsgbatchrenderer.cpp
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index b1792d2..dd1ff14 100644
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--- a/src/quick/scenegraph/coreapi/qsgbatchrenderer.cpp
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+++ b/src/quick/scenegraph/coreapi/qsgbatchrenderer.cpp
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@@ -2654,7 +2654,9 @@ void Renderer::render()
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if (m_alphaBatches.size())
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std::sort(&m_alphaBatches.first(), &m_alphaBatches.last() + 1, qsg_sort_batch_increasing_order);
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- m_zRange = 1.0 / (m_nextRenderOrder);
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+ m_zRange = m_nextRenderOrder != 0
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+ ? 1.0 / (m_nextRenderOrder)
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+ : 0;
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}
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if (Q_UNLIKELY(debug_render())) timeSorting = timer.restart();
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--
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1.9.3
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