43 lines
1.4 KiB
Diff
43 lines
1.4 KiB
Diff
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From f03ed2c663c30baac698d5b76a8ba4ea63776ce2 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Stefan=20Br=C3=BCns?= <stefan.bruens@rwth-aachen.de>
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Date: Fri, 17 Jul 2020 05:05:55 +0200
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Subject: [PATCH 2/2] Guard GL_LINE_SMOOTH for GLES
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---
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Rendering/ContextOpenGL2/vtkOpenGLContextDevice2D.cxx | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/Rendering/ContextOpenGL2/vtkOpenGLContextDevice2D.cxx b/Rendering/ContextOpenGL2/vtkOpenGLContextDevice2D.cxx
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index 7b834fa6e5..cc376934dd 100644
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--- a/Rendering/ContextOpenGL2/vtkOpenGLContextDevice2D.cxx
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+++ b/Rendering/ContextOpenGL2/vtkOpenGLContextDevice2D.cxx
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@@ -332,10 +332,12 @@ void vtkOpenGLContextDevice2D::Begin(vtkViewport* viewport)
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this->RenderWindow->GetShaderCache()->ReleaseCurrentShader();
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// Enable simple line smoothing if multisampling is on.
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+#ifdef GL_LINE_SMOOTH
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if (this->Renderer->GetRenderWindow()->GetMultiSamples())
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{
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glEnable(GL_LINE_SMOOTH);
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}
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+#endif
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this->InRender = true;
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vtkOpenGLCheckErrorMacro("failed after Begin");
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@@ -359,10 +361,12 @@ void vtkOpenGLContextDevice2D::End()
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this->Storage->RestoreGLState(ostate);
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// Disable simple line smoothing if multisampling is on.
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+#ifdef GL_LINE_SMOOTH
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if (this->Renderer->GetRenderWindow()->GetMultiSamples())
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{
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glDisable(GL_LINE_SMOOTH);
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}
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+#endif
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this->PolyDataImpl->HandleEndFrame();
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--
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2.27.0
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