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Diffstat (limited to 'Build/source/utils/asymptote/glrender.cc')
-rw-r--r--Build/source/utils/asymptote/glrender.cc3
1 files changed, 3 insertions, 0 deletions
diff --git a/Build/source/utils/asymptote/glrender.cc b/Build/source/utils/asymptote/glrender.cc
index d2077b0f979..5758c0b5a6f 100644
--- a/Build/source/utils/asymptote/glrender.cc
+++ b/Build/source/utils/asymptote/glrender.cc
@@ -1952,6 +1952,9 @@ void drawBuffer(vertexBuffer& data, GLint shader)
glEnableVertexAttribArray(colorAttrib);
}
+#ifdef __MSDOS__
+ glFlush(); // Workaround broken MSWindows drivers for Intel GPU
+#endif
glDrawElements(normal ? GL_TRIANGLES : (pixel ? GL_POINTS : GL_LINES),
data.indices.size(),GL_UNSIGNED_INT,(void *) 0);