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authorManolo Gouy <Manolo>2018-10-16 09:27:36 +0000
committerManolo Gouy <Manolo>2018-10-16 09:27:36 +0000
commit1367048df23b745328883279e59cb09ab2695d3a (patch)
treef5654a6dbe707d0bb3c94df15f1b50b4d0e96037 /src
parentf58c1d85b8af1fcbb0ba1cbd310b31ae80f15c20 (diff)
Fix Fl_OpenGL_Display_Device::capture_gl_rectangle(Fl_Gl_Window*) by making current the window's GL context.
The problem was visible with test/cube: when the window was minimized, only the left GL subwindow was captured in the window icon. git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@13066 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
Diffstat (limited to 'src')
-rw-r--r--src/drivers/OpenGL/Fl_OpenGL_Display_Device.cxx1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/drivers/OpenGL/Fl_OpenGL_Display_Device.cxx b/src/drivers/OpenGL/Fl_OpenGL_Display_Device.cxx
index 66570ae41..f574c671c 100644
--- a/src/drivers/OpenGL/Fl_OpenGL_Display_Device.cxx
+++ b/src/drivers/OpenGL/Fl_OpenGL_Display_Device.cxx
@@ -69,6 +69,7 @@ Fl_RGB_Image* Fl_OpenGL_Display_Device::capture_gl_rectangle(Fl_Gl_Window* glw,
w *= factor; h *= factor; x *= factor; y *= factor;
}
Fl_Cocoa_Gl_Window_Driver *driver = (Fl_Cocoa_Gl_Window_Driver*)glw->gl_driver();
+ driver->GLcontext_makecurrent(glw->context());
driver->flush_context(); // to capture also the overlay and for directGL demo
// Read OpenGL context pixels directly.
// For extra safety, save & restore OpenGL states that are changed