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Fix a viewport issue on OS X with retina displays when going fullscreen

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This commit is contained in:
kappaOne 2014-04-21 12:44:25 +01:00
parent c17617175b
commit 132ff0191d
1 changed files with 9 additions and 6 deletions
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15
src/java/org/lwjgl/opengl/MacOSXDisplay.java
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@ -163,10 +163,8 @@ final class MacOSXDisplay implements DisplayImplementation {
// when going to fullscreen viewport is set to screen size by Cocoa, ignore this value
skipViewportValue = true;
// if starting in fullscreen then set initial viewport to displaymode size
if (current_viewport.get(2) == 0 && current_viewport.get(3) == 0) {
current_viewport.put(2, mode.getWidth());
current_viewport.put(3, mode.getHeight());
}
current_viewport.put(2, mode.getWidth());
current_viewport.put(3, mode.getHeight());
}
native_mode = nIsNativeMode(peer_handle);
@ -331,10 +329,15 @@ final class MacOSXDisplay implements DisplayImplementation {
DrawableGL drawable = (DrawableGL)Display.getDrawable();
if (should_update) {
drawable.context.update();
/* This is necessary to make sure the context won't "forget" about the view size */
// Save the current viewport size as cocoa will automatically
// set the viewport size to the window size on context update
if (skipViewportValue) skipViewportValue = false;
else glGetInteger(GL_VIEWPORT, current_viewport);
drawable.context.update();
// restore the original viewport size that was set before the update
glViewport(current_viewport.get(0), current_viewport.get(1), current_viewport.get(2), current_viewport.get(3));
}