From 56822b0812cd500bd54bb7c4b573c54547efb657 Mon Sep 17 00:00:00 2001
From: Chia-I Wu <olvaffe@gmail.com>
Date: Fri, 25 Sep 2009 23:43:49 +0800
Subject: egl: Rework config lookup.

Make it similiar to how contexts and surfaces are looked up.  It should
be slightly faster, and work better with multiple displays.

Signed-off-by: Chia-I Wu <olvaffe@gmail.com>
---
 src/egl/main/eglconfig.h | 49 ++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 43 insertions(+), 6 deletions(-)

(limited to 'src/egl/main/eglconfig.h')

diff --git a/src/egl/main/eglconfig.h b/src/egl/main/eglconfig.h
index e09d58980d..6b8a259984 100644
--- a/src/egl/main/eglconfig.h
+++ b/src/egl/main/eglconfig.h
@@ -16,7 +16,7 @@
 
 struct _egl_config
 {
-   EGLConfig Handle;   /* the public/opaque handle which names this config */
+   _EGLDisplay *Display;
    EGLint Storage[_EGL_CONFIG_STORAGE_SIZE];
 };
 
@@ -96,15 +96,52 @@ _eglInitConfig(_EGLConfig *config, EGLint id);
 
 
 extern EGLConfig
-_eglGetConfigHandle(_EGLConfig *config);
+_eglAddConfig(_EGLDisplay *dpy, _EGLConfig *conf);
 
 
-extern _EGLConfig *
-_eglLookupConfig(EGLConfig config, _EGLDisplay *dpy);
+#ifndef _EGL_SKIP_HANDLE_CHECK
 
 
-extern _EGLConfig *
-_eglAddConfig(_EGLDisplay *display, _EGLConfig *config);
+extern EGLBoolean
+_eglCheckConfigHandle(EGLConfig config, _EGLDisplay *dpy);
+
+
+#else
+
+
+static INLINE EGLBoolean
+_eglCheckConfigHandle(EGLConfig config, _EGLDisplay *dpy)
+{
+   _EGLConfig *conf = (_EGLConfig *) config;
+   return (dpy && conf && conf->Display == dpy);
+}
+
+
+#endif /* _EGL_SKIP_HANDLE_CHECK */
+
+
+/**
+ * Lookup a handle to find the linked config.
+ * Return NULL if the handle has no corresponding linked config.
+ */
+static INLINE _EGLConfig *
+_eglLookupConfig(EGLConfig config, _EGLDisplay *dpy)
+{
+   _EGLConfig *conf = (_EGLConfig *) config;
+   if (!_eglCheckConfigHandle(config, dpy))
+      conf = NULL;
+   return conf;
+}
+
+
+/**
+ * Return the handle of a linked config, or NULL.
+ */
+static INLINE EGLConfig
+_eglGetConfigHandle(_EGLConfig *conf)
+{
+   return (EGLConfig) ((conf && conf->Display) ? conf : NULL);
+}
 
 
 extern EGLBoolean
-- 
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