From 8ae528efe06e458e1c0bf21a95f2fc4bf30b6a27 Mon Sep 17 00:00:00 2001
From: Gregory Pierce <gregorypierce@mac.com>
Date: Sat, 10 May 2003 22:02:19 +0000
Subject: [PATCH] Added in double buffering and added in the capability to
 actually swapBuffers with CGFlushDisplay() which will copy the back to the
 front.

---
 src/native/macosx/org_lwjgl_opengl_BaseGL.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/native/macosx/org_lwjgl_opengl_BaseGL.cpp b/src/native/macosx/org_lwjgl_opengl_BaseGL.cpp
index f4342051..c935ecda 100644
--- a/src/native/macosx/org_lwjgl_opengl_BaseGL.cpp
+++ b/src/native/macosx/org_lwjgl_opengl_BaseGL.cpp
@@ -68,14 +68,19 @@ JNIEXPORT void JNICALL Java_org_lwjgl_opengl_BaseGL_nCreate
     CGDisplaySwitchToMode( displayID, displayMode );
 
     CGLPixelFormatAttribute attribs[2];
+    long swapInterval;
+    
     attribs[0] = kCGLPFAFullScreen;
-    attribs[1] = NULL;
+    attribs[1] = kCGLPFADoubleBuffer;
 
     CGLChoosePixelFormat( attribs, &pixelFormatObj, &numPixelFormats );
     if ( pixelFormatObj != NULL )
     {
         CGLCreateContext( pixelFormatObj, NULL, &contextObj );
         CGLDestroyPixelFormat( pixelFormatObj );
+
+        swapInterval = 1;
+        CGLSetParameter( contextObj, kCGLCPSwapInterval, &swapInterval );
     }
 
     CGLSetCurrentContext( contextObj );
@@ -108,6 +113,7 @@ JNIEXPORT void JNICALL Java_org_lwjgl_opengl_BaseGL_nDestroyGL
 JNIEXPORT void JNICALL Java_org_lwjgl_opengl_BaseGL_swapBuffers
 (JNIEnv *, jobject)
 {
+    CGLFlushDrawable( contextObj );
 }