File 0001-GL_POINT_SPRITE-is-only-available-for-Comp... of Package vtk

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File 0001-GL_POINT_SPRITE-is-only-available-for-Compatibility-.patch of Package vtk (Revision 01505c8e46faffdb90df4edd918310f3)

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From f65cf376980777639ac5ef52364678c87f1a721f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stefan=20Br=C3=BCns?= <stefan.bruens@rwth-aachen.de>
Date: Sun, 21 Nov 2021 22:55:13 +0100
Subject: [PATCH] GL_POINT_SPRITE is only available for Compatibility Profiles
 and GLES 1.0

---
 Rendering/ContextOpenGL2/vtkOpenGLContextDevice2D.cxx | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Rendering/ContextOpenGL2/vtkOpenGLContextDevice2D.cxx b/Rendering/ContextOpenGL2/vtkOpenGLContextDevice2D.cxx
index d30d61af5e..5a942bfda3 100644
--- a/Rendering/ContextOpenGL2/vtkOpenGLContextDevice2D.cxx
+++ b/Rendering/ContextOpenGL2/vtkOpenGLContextDevice2D.cxx
@@ -1123,20 +1123,26 @@ void vtkOpenGLContextDevice2D::DrawPointSprites(
     }
 
     // We can actually use point sprites here
+#ifdef GL_POINT_SPRITE
     if (this->RenderWindow->IsPointSpriteBugPresent())
     {
       glEnable(GL_POINT_SPRITE);
       glTexEnvi(GL_POINT_SPRITE, GL_COORD_REPLACE, GL_TRUE);
     }
+#endif
+#ifdef GL_POINT_SPRITE_COORD_ORIGIN
     glPointParameteri(GL_POINT_SPRITE_COORD_ORIGIN, GL_LOWER_LEFT);
+#endif
 
     glDrawArrays(GL_POINTS, 0, n);
 
+#ifdef GL_POINT_SPRITE
     if (this->RenderWindow->IsPointSpriteBugPresent())
     {
       glTexEnvi(GL_POINT_SPRITE, GL_COORD_REPLACE, GL_FALSE);
       glDisable(GL_POINT_SPRITE);
     }
+#endif
 
     if (sprite)
     {
-- 
2.33.1

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File 0001-GL_POINT_SPRITE-is-only-available-for-Compatibility-.patch of Package vtk (Revision 01505c8e46faffdb90df4edd918310f3)

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