commit 52da5f8934ccc482a58606309e44de51521ed9e2
author Alexey Ushakov <Alexey.Ushakov@jetbrains.com> Tue Jul 19 18:09:40 2016 +0300
committer Alexey Ushakov <Alexey.Ushakov@jetbrains.com> Tue Jul 19 18:09:40 2016 +0300
tree 94b163a381792f3909be028a2fa9f93ed9a58b9a
parent e251c75f7b4f969e35b29f69222634d08adae5fc

IDEA-144261 IDE is unusably slow when using a 4K display on OS X

2x increase  size of cached glyphs

src/share/native/sun/java2d/opengl/OGLTextRenderer.c

diff --git a/src/share/native/sun/java2d/opengl/OGLTextRenderer.c b/src/share/native/sun/java2d/opengl/OGLTextRenderer.c
index 53184c2..6ec6653 100644
--- a/src/share/native/sun/java2d/opengl/OGLTextRenderer.c
+++ b/src/share/native/sun/java2d/opengl/OGLTextRenderer.c
@@ -44,10 +44,10 @@
  * The following constants define the inner and outer bounds of the
  * accelerated glyph cache.
  */
-#define OGLTR_CACHE_WIDTH       512
-#define OGLTR_CACHE_HEIGHT      512
-#define OGLTR_CACHE_CELL_WIDTH  32
-#define OGLTR_CACHE_CELL_HEIGHT 32
+#define OGLTR_CACHE_WIDTH       1024
+#define OGLTR_CACHE_HEIGHT      1024
+#define OGLTR_CACHE_CELL_WIDTH  64
+#define OGLTR_CACHE_CELL_HEIGHT 64
 
 /**
  * The current "glyph mode" state.  This variable is used to track the
@@ -107,7 +107,7 @@
  * OGLTR_DrawLCDGlyphNoCache() method.  See below for more on why we
  * restrict this value to a particular size.
  */
-#define OGLTR_NOCACHE_TILE_SIZE 32
+#define OGLTR_NOCACHE_TILE_SIZE 64
 
 /**
  * These constants define the size of the "cached destination" texture.
@@ -128,7 +128,7 @@
  *     (OGLTR_CACHED_DEST_HEIGHT >= OGLTR_CACHE_CELL_HEIGHT) &&
  *     (OGLTR_CACHED_DEST_HEIGHT >= OGLTR_NOCACHE_TILE_SIZE)
  */
-#define OGLTR_CACHED_DEST_WIDTH  512
+#define OGLTR_CACHED_DEST_WIDTH  1024
 #define OGLTR_CACHED_DEST_HEIGHT (OGLTR_CACHE_CELL_HEIGHT * 2)
 
 /**