+/**************************************************************************
+ *
+ * Copyright 2009-2010 Chia-I Wu <olvaffe@gmail.com>
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
#include <stdlib.h>
#include <string.h>
-#include "eglcurrent.h"
-#include "eglcontext.h"
+#include "c99_compat.h"
+
#include "egllog.h"
#include "eglmutex.h"
+#include "eglcurrent.h"
#include "eglglobals.h"
/* This should be kept in sync with _eglInitThreadInfo() */
#define _EGL_THREAD_INFO_INITIALIZER \
- { EGL_SUCCESS, { NULL }, 1 }
+ { EGL_SUCCESS, { NULL }, 0 }
/* a fallback thread info to guarantee that every thread always has one */
static _EGLThreadInfo dummy_thread = _EGL_THREAD_INFO_INITIALIZER;
-#ifdef GLX_USE_TLS
-static __thread const _EGLThreadInfo *_egl_TSD;
- __attribute__ ((tls_model("initial-exec")));
-
-static INLINE void _eglSetTSD(const _EGLThreadInfo *t)
-{
- _egl_TSD = t;
-}
-
-static INLINE _EGLThreadInfo *_eglGetTSD(void)
-{
- return (_EGLThreadInfo *) _egl_TSD;
-}
-
-static INLINE void _eglFiniTSD(void)
-{
-}
-
-static INLINE EGLBoolean _eglInitTSD(void (*dtor)(_EGLThreadInfo *))
-{
- /* TODO destroy TSD */
- (void) dtor;
- (void) _eglFiniTSD;
- return EGL_TRUE;
-}
-
-#elif PTHREADS
+#if HAVE_PTHREAD
#include <pthread.h>
-static _EGL_DECLARE_MUTEX(_egl_TSDMutex);
+static _EGLMutex _egl_TSDMutex = _EGL_MUTEX_INITIALIZER;
static EGLBoolean _egl_TSDInitialized;
static pthread_key_t _egl_TSD;
static void (*_egl_FreeTSD)(_EGLThreadInfo *);
-static INLINE void _eglSetTSD(const _EGLThreadInfo *t)
+#ifdef GLX_USE_TLS
+static __thread const _EGLThreadInfo *_egl_TLS
+ __attribute__ ((tls_model("initial-exec")));
+#endif
+
+static inline void _eglSetTSD(const _EGLThreadInfo *t)
{
pthread_setspecific(_egl_TSD, (const void *) t);
+#ifdef GLX_USE_TLS
+ _egl_TLS = t;
+#endif
}
-static INLINE _EGLThreadInfo *_eglGetTSD(void)
+static inline _EGLThreadInfo *_eglGetTSD(void)
{
+#ifdef GLX_USE_TLS
+ return (_EGLThreadInfo *) _egl_TLS;
+#else
return (_EGLThreadInfo *) pthread_getspecific(_egl_TSD);
+#endif
}
-static INLINE void _eglFiniTSD(void)
+static inline void _eglFiniTSD(void)
{
_eglLockMutex(&_egl_TSDMutex);
if (_egl_TSDInitialized) {
_eglUnlockMutex(&_egl_TSDMutex);
}
-static INLINE EGLBoolean _eglInitTSD(void (*dtor)(_EGLThreadInfo *))
+static inline EGLBoolean _eglInitTSD(void (*dtor)(_EGLThreadInfo *))
{
if (!_egl_TSDInitialized) {
_eglLockMutex(&_egl_TSDMutex);
return EGL_TRUE;
}
-#else /* PTHREADS */
+#else /* HAVE_PTHREAD */
static const _EGLThreadInfo *_egl_TSD;
static void (*_egl_FreeTSD)(_EGLThreadInfo *);
-static INLINE void _eglSetTSD(const _EGLThreadInfo *t)
+static inline void _eglSetTSD(const _EGLThreadInfo *t)
{
_egl_TSD = t;
}
-static INLINE _EGLThreadInfo *_eglGetTSD(void)
+static inline _EGLThreadInfo *_eglGetTSD(void)
{
return (_EGLThreadInfo *) _egl_TSD;
}
-static INLINE void _eglFiniTSD(void)
+static inline void _eglFiniTSD(void)
{
if (_egl_FreeTSD && _egl_TSD)
_egl_FreeTSD((_EGLThreadInfo *) _egl_TSD);
}
-static INLINE EGLBoolean _eglInitTSD(void (*dtor)(_EGLThreadInfo *))
+static inline EGLBoolean _eglInitTSD(void (*dtor)(_EGLThreadInfo *))
{
if (!_egl_FreeTSD && dtor) {
_egl_FreeTSD = dtor;
return EGL_TRUE;
}
-#endif /* !PTHREADS */
+#endif /* !HAVE_PTHREAD */
static void
static _EGLThreadInfo *
_eglCreateThreadInfo(void)
{
- _EGLThreadInfo *t = (_EGLThreadInfo *) calloc(1, sizeof(_EGLThreadInfo));
+ _EGLThreadInfo *t = calloc(1, sizeof(_EGLThreadInfo));
if (t)
_eglInitThreadInfo(t);
else
/**
* Make sure TSD is initialized and return current value.
*/
-static INLINE _EGLThreadInfo *
+static inline _EGLThreadInfo *
_eglCheckedGetTSD(void)
{
if (_eglInitTSD(&_eglDestroyThreadInfo) != EGL_TRUE) {
/**
- * Return the currently bound context, or NULL.
- */
-_EGLContext *
-_eglGetCurrentContext(void)
-{
- _EGLThreadInfo *t = _eglGetCurrentThread();
- return t->CurrentContexts[t->CurrentAPIIndex];
-}
-
-
-/**
- * Return the display of the currently bound context, or NULL.
+ * Return the currently bound context of the given API, or NULL.
*/
-_EGLDisplay *
-_eglGetCurrentDisplay(void)
+PUBLIC _EGLContext *
+_eglGetAPIContext(EGLenum api)
{
_EGLThreadInfo *t = _eglGetCurrentThread();
- _EGLContext *ctx = t->CurrentContexts[t->CurrentAPIIndex];
- if (ctx)
- return ctx->Display;
- else
- return NULL;
+ return t->CurrentContexts[_eglConvertApiToIndex(api)];
}
/**
- * Return the read or write surface of the currently bound context, or NULL.
+ * Return the currently bound context of the current API, or NULL.
*/
-_EGLSurface *
-_eglGetCurrentSurface(EGLint readdraw)
+_EGLContext *
+_eglGetCurrentContext(void)
{
_EGLThreadInfo *t = _eglGetCurrentThread();
- _EGLContext *ctx = t->CurrentContexts[t->CurrentAPIIndex];
- if (ctx) {
- switch (readdraw) {
- case EGL_DRAW:
- return ctx->DrawSurface;
- case EGL_READ:
- return ctx->ReadSurface;
- default:
- return NULL;
- }
- }
- return NULL;
+ return t->CurrentContexts[t->CurrentAPIIndex];
}
/**
- * Record EGL error code.
+ * Record EGL error code and return EGL_FALSE.
*/
EGLBoolean
_eglError(EGLint errCode, const char *msg)
{
_EGLThreadInfo *t = _eglGetCurrentThread();
- const char *s;
if (t == &dummy_thread)
return EGL_FALSE;
- if (t->LastError == EGL_SUCCESS) {
- t->LastError = errCode;
+ t->LastError = errCode;
+
+ if (errCode != EGL_SUCCESS) {
+ const char *s;
switch (errCode) {
case EGL_BAD_ACCESS:
case EGL_BAD_SURFACE:
s = "EGL_BAD_SURFACE";
break;
+ case EGL_NOT_INITIALIZED:
+ s = "EGL_NOT_INITIALIZED";
+ break;
+#ifdef EGL_MESA_screen_surface
case EGL_BAD_SCREEN_MESA:
s = "EGL_BAD_SCREEN_MESA";
break;
case EGL_BAD_MODE_MESA:
s = "EGL_BAD_MODE_MESA";
break;
+#endif
default:
- s = "other";
+ s = "other EGL error";
}
_eglLog(_EGL_DEBUG, "EGL user error 0x%x (%s) in %s\n", errCode, s, msg);
}
projects / mesa.git / blobdiff