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-rw-r--r--src/egl/main/Makefile18
-rw-r--r--src/egl/main/SConscript30
-rw-r--r--src/egl/main/eglapi.c9
-rw-r--r--src/egl/main/eglapi.h2
-rw-r--r--src/egl/main/eglarray.c39
-rw-r--r--src/egl/main/eglarray.h4
-rw-r--r--src/egl/main/eglconfig.c13
-rw-r--r--src/egl/main/eglcurrent.c5
-rw-r--r--src/egl/main/egldisplay.h40
-rw-r--r--src/egl/main/egldriver.c309
-rw-r--r--src/egl/main/egldriver.h24
-rw-r--r--src/egl/main/eglmisc.c33
-rw-r--r--src/egl/main/eglstring.h1
13 files changed, 269 insertions, 258 deletions
diff --git a/src/egl/main/Makefile b/src/egl/main/Makefile
index b4ca20c..c710631 100644
--- a/src/egl/main/Makefile
+++ b/src/egl/main/Makefile
@@ -52,6 +52,19 @@ OBJECTS = $(SOURCES:.c=.o)
# use dl*() to load drivers
LOCAL_CFLAGS = -D_EGL_OS_UNIX=1
+LOCAL_LIBS =
+
+# egl_dri2 and egl_glx are built-ins
+ifeq ($(filter dri2, $(EGL_DRIVERS_DIRS)),dri2)
+LOCAL_CFLAGS += -D_EGL_BUILT_IN_DRIVER_DRI2
+LOCAL_LIBS += $(TOP)/src/egl/drivers/dri2/libegl_dri2.a
+EGL_LIB_DEPS += $(XCB_DRI2_LIBS) $(LIBUDEV_LIBS) $(DLOPEN_LIBS) $(LIBDRM_LIB)
+endif
+ifeq ($(filter glx, $(EGL_DRIVERS_DIRS)),glx)
+LOCAL_CFLAGS += -D_EGL_BUILT_IN_DRIVER_GLX
+LOCAL_LIBS += $(TOP)/src/egl/drivers/glx/libegl_glx.a
+EGL_LIB_DEPS += $(X11_LIBS) $(DLOPEN_LIBS)
+endif
# translate --with-egl-platforms to _EGLPlatformType
EGL_NATIVE_PLATFORM=_EGL_INVALID_PLATFORM
@@ -80,11 +93,12 @@ default: depend library
# EGL Library
library: $(TOP)/$(LIB_DIR)/$(EGL_LIB_NAME)
-$(TOP)/$(LIB_DIR)/$(EGL_LIB_NAME): $(OBJECTS)
+$(TOP)/$(LIB_DIR)/$(EGL_LIB_NAME): $(OBJECTS) $(LOCAL_LIBS)
$(MKLIB) -o $(EGL_LIB) -linker '$(CC)' -ldflags '$(LDFLAGS)' \
-major $(EGL_MAJOR) -minor $(EGL_MINOR) \
-install $(TOP)/$(LIB_DIR) $(MKLIB_OPTIONS) \
- $(EGL_LIB_DEPS) $(OBJECTS)
+ -L$(TOP)/$(LIB_DIR) $(EGL_LIB_DEPS) \
+ $(OBJECTS) $(LOCAL_LIBS)
install-headers:
$(INSTALL) -d $(DESTDIR)$(INSTALL_INC_DIR)/KHR
diff --git a/src/egl/main/SConscript b/src/egl/main/SConscript
index f001b81..8c57cea 100644
--- a/src/egl/main/SConscript
+++ b/src/egl/main/SConscript
@@ -7,13 +7,23 @@ Import('*')
env = env.Clone()
env.Append(CPPDEFINES = [
- '_EGL_NATIVE_PLATFORM=_EGL_PLATFORM_WINDOWS',
+ '_EGL_BUILT_IN_DRIVER_GALLIUM',
'_EGL_DRIVER_SEARCH_DIR=\\"\\"',
- '_EGL_OS_WINDOWS',
- '_EGL_GET_CORE_ADDRESSES',
- 'KHRONOS_DLL_EXPORTS',
])
+if env['platform'] == 'windows':
+ env.Append(CPPDEFINES = [
+ '_EGL_NATIVE_PLATFORM=_EGL_PLATFORM_WINDOWS',
+ '_EGL_OS_WINDOWS',
+ '_EGL_GET_CORE_ADDRESSES',
+ 'KHRONOS_DLL_EXPORTS',
+ ])
+else:
+ env.Append(CPPDEFINES = [
+ '_EGL_NATIVE_PLATFORM=_EGL_PLATFORM_X11',
+ '_EGL_OS_UNIX',
+ ])
+
env.Append(CPPPATH = [
'#/include',
])
@@ -38,15 +48,9 @@ egl_sources = [
'eglsync.c',
]
-egl = env.SharedLibrary(
- target = 'libEGL',
- source = egl_sources + ['egl.def'],
+egl = env.ConvenienceLibrary(
+ target = 'egl',
+ source = egl_sources,
)
-installed_egl = env.InstallSharedLibrary(egl, version=(1, 4, 0))
-
-env.Alias('egl', installed_egl)
-
-egl = [env.FindIxes(egl, 'LIBPREFIX', 'LIBSUFFIX')]
-
Export('egl')
diff --git a/src/egl/main/eglapi.c b/src/egl/main/eglapi.c
index efa9e97..4e64ce6 100644
--- a/src/egl/main/eglapi.c
+++ b/src/egl/main/eglapi.c
@@ -57,7 +57,6 @@
#include <stdlib.h>
#include <string.h>
-#include "eglstring.h"
#include "eglcontext.h"
#include "egldisplay.h"
#include "egltypedefs.h"
@@ -294,16 +293,14 @@ eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor)
if (!_eglMatchDriver(disp, EGL_FALSE))
RETURN_EGL_ERROR(disp, EGL_NOT_INITIALIZED, EGL_FALSE);
- _eglsnprintf(disp->Version, sizeof(disp->Version), "%d.%d (%s)",
- disp->APImajor, disp->APIminor, disp->Driver->Name);
/* limit to APIs supported by core */
- disp->ClientAPIsMask &= _EGL_API_ALL_BITS;
+ disp->ClientAPIs &= _EGL_API_ALL_BITS;
}
/* Update applications version of major and minor if not NULL */
if ((major != NULL) && (minor != NULL)) {
- *major = disp->APImajor;
- *minor = disp->APIminor;
+ *major = disp->VersionMajor;
+ *minor = disp->VersionMinor;
}
RETURN_EGL_SUCCESS(disp, EGL_TRUE);
diff --git a/src/egl/main/eglapi.h b/src/egl/main/eglapi.h
index 127becc..0149208 100644
--- a/src/egl/main/eglapi.h
+++ b/src/egl/main/eglapi.h
@@ -12,7 +12,7 @@ typedef void (*_EGLProc)(void);
*/
/* driver funcs */
-typedef EGLBoolean (*Initialize_t)(_EGLDriver *, _EGLDisplay *dpy, EGLint *major, EGLint *minor);
+typedef EGLBoolean (*Initialize_t)(_EGLDriver *, _EGLDisplay *dpy);
typedef EGLBoolean (*Terminate_t)(_EGLDriver *, _EGLDisplay *dpy);
/* config funcs */
diff --git a/src/egl/main/eglarray.c b/src/egl/main/eglarray.c
index d686fa1..fe2f1a7 100644
--- a/src/egl/main/eglarray.c
+++ b/src/egl/main/eglarray.c
@@ -118,38 +118,39 @@ _eglFindArray(_EGLArray *array, void *elem)
/**
- * Filter an array and return the filtered data. The returned data pointer
- * should be freed.
+ * Filter an array and return the number of filtered elements.
*/
-void **
-_eglFilterArray(_EGLArray *array, EGLint *size,
+EGLint
+_eglFilterArray(_EGLArray *array, void **data, EGLint size,
_EGLArrayForEach filter, void *filter_data)
{
- void **data;
EGLint count = 0, i;
- if (!array) {
- *size = 0;
- return malloc(0);
- }
-
- data = malloc(array->Size * sizeof(array->Elements[0]));
- if (!data)
- return NULL;
+ if (!array)
+ return 0;
if (filter) {
for (i = 0; i < array->Size; i++) {
- if (filter(array->Elements[i], filter_data))
- data[count++] = array->Elements[i];
+ if (filter(array->Elements[i], filter_data)) {
+ if (data && count < size)
+ data[count] = array->Elements[i];
+ count++;
+ }
+ if (data && count >= size)
+ break;
}
}
else {
- memcpy(data, array->Elements, array->Size * sizeof(array->Elements[0]));
+ if (data) {
+ count = (size < array->Size) ? size : array->Size;
+ memcpy(data, array->Elements, count * sizeof(array->Elements[0]));
+ }
+ else {
+ count = array->Size;
+ }
}
- *size = count;
-
- return data;
+ return count;
}
diff --git a/src/egl/main/eglarray.h b/src/egl/main/eglarray.h
index c8309fb..a88189a 100644
--- a/src/egl/main/eglarray.h
+++ b/src/egl/main/eglarray.h
@@ -37,8 +37,8 @@ void *
_eglFindArray(_EGLArray *array, void *elem);
-PUBLIC void **
-_eglFilterArray(_EGLArray *array, EGLint *size,
+PUBLIC EGLint
+_eglFilterArray(_EGLArray *array, void **data, EGLint size,
_EGLArrayForEach filter, void *filter_data);
diff --git a/src/egl/main/eglconfig.c b/src/egl/main/eglconfig.c
index fec94fb..5b377b7 100644
--- a/src/egl/main/eglconfig.c
+++ b/src/egl/main/eglconfig.c
@@ -697,11 +697,22 @@ _eglChooseConfig(_EGLDriver *drv, _EGLDisplay *disp, const EGLint *attrib_list,
if (!_eglParseConfigAttribList(&criteria, disp, attrib_list))
return _eglError(EGL_BAD_ATTRIBUTE, "eglChooseConfig");
- configList = (_EGLConfig **) _eglFilterArray(disp->Configs, &count,
+ /* get the number of matched configs */
+ count = _eglFilterArray(disp->Configs, NULL, 0,
(_EGLArrayForEach) _eglMatchConfig, (void *) &criteria);
+ if (!count) {
+ *num_configs = count;
+ return EGL_TRUE;
+ }
+
+ configList = malloc(sizeof(*configList) * count);
if (!configList)
return _eglError(EGL_BAD_ALLOC, "eglChooseConfig(out of memory)");
+ /* get the matched configs */
+ _eglFilterArray(disp->Configs, (void **) configList, count,
+ (_EGLArrayForEach) _eglMatchConfig, (void *) &criteria);
+
/* perform sorting of configs */
if (configs && count) {
_eglSortConfigs((const _EGLConfig **) configList, count,
diff --git a/src/egl/main/eglcurrent.c b/src/egl/main/eglcurrent.c
index cbca9ff..4221a9b 100644
--- a/src/egl/main/eglcurrent.c
+++ b/src/egl/main/eglcurrent.c
@@ -286,6 +286,9 @@ _eglError(EGLint errCode, const char *msg)
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";
@@ -295,7 +298,7 @@ _eglError(EGLint errCode, const char *msg)
break;
#endif
default:
- s = "other";
+ s = "other EGL error";
}
_eglLog(_EGL_DEBUG, "EGL user error 0x%x (%s) in %s\n", errCode, s, msg);
}
diff --git a/src/egl/main/egldisplay.h b/src/egl/main/egldisplay.h
index bcba0548..dbc5d32 100644
--- a/src/egl/main/egldisplay.h
+++ b/src/egl/main/egldisplay.h
@@ -74,8 +74,6 @@ struct _egl_extensions
EGLBoolean NOK_swap_region;
EGLBoolean NOK_texture_from_pixmap;
-
- char String[_EGL_MAX_EXTENSIONS_LEN];
};
@@ -86,21 +84,29 @@ struct _egl_display
_EGLMutex Mutex;
- _EGLPlatformType Platform;
- void *PlatformDisplay;
-
- EGLBoolean Initialized; /**< True if the display is initialized */
- _EGLDriver *Driver;
- void *DriverData; /* private to driver */
-
- int APImajor, APIminor; /**< as returned by eglInitialize() */
- char Version[1000]; /**< initialized from APImajor/minor, DriverName */
-
- /** Bitmask of supported APIs (EGL_xx_BIT) set by the driver during init */
- EGLint ClientAPIsMask;
- char ClientAPIs[1000]; /**< updated by eglQueryString */
-
- _EGLExtensions Extensions;
+ _EGLPlatformType Platform; /**< The type of the platform display */
+ void *PlatformDisplay; /**< A pointer to the platform display */
+
+ _EGLDriver *Driver; /**< Matched driver of the display */
+ EGLBoolean Initialized; /**< True if the display is initialized */
+
+ /* options that affect how the driver initializes the display */
+ struct {
+ EGLBoolean TestOnly; /**< Driver should not set fields when true */
+ EGLBoolean UseFallback; /**< Use fallback driver (sw or less features) */
+ } Options;
+
+ /* these fields are set by the driver during init */
+ void *DriverData; /**< Driver private data */
+ EGLint VersionMajor; /**< EGL major version */
+ EGLint VersionMinor; /**< EGL minor version */
+ EGLint ClientAPIs; /**< Bitmask of APIs supported (EGL_xxx_BIT) */
+ _EGLExtensions Extensions; /**< Extensions supported */
+
+ /* these fields are derived from above */
+ char VersionString[1000]; /**< EGL_VERSION */
+ char ClientAPIsString[1000]; /**< EGL_CLIENT_APIS */
+ char ExtensionsString[_EGL_MAX_EXTENSIONS_LEN]; /**< EGL_EXTENSIONS */
_EGLArray *Screens;
_EGLArray *Configs;
diff --git a/src/egl/main/egldriver.c b/src/egl/main/egldriver.c
index ff0011c..e133c22 100644
--- a/src/egl/main/egldriver.c
+++ b/src/egl/main/egldriver.c
@@ -25,6 +25,7 @@
typedef struct _egl_module {
char *Path;
+ _EGLMain_t BuiltIn;
void *Handle;
_EGLDriver *Driver;
} _EGLModule;
@@ -32,6 +33,21 @@ typedef struct _egl_module {
static _EGL_DECLARE_MUTEX(_eglModuleMutex);
static _EGLArray *_eglModules;
+const struct {
+ const char *name;
+ _EGLMain_t main;
+} _eglBuiltInDrivers[] = {
+#ifdef _EGL_BUILT_IN_DRIVER_GALLIUM
+ { "egl_gallium", _eglBuiltInDriverGALLIUM },
+#endif
+#ifdef _EGL_BUILT_IN_DRIVER_DRI2
+ { "egl_dri2", _eglBuiltInDriverDRI2 },
+#endif
+#ifdef _EGL_BUILT_IN_DRIVER_GLX
+ { "egl_glx", _eglBuiltInDriverGLX },
+#endif
+ { NULL, NULL }
+};
/**
* Wrappers for dlopen/dlclose()
@@ -128,9 +144,6 @@ _eglOpenLibrary(const char *driverPath, lib_handle *handle)
if (!lib) {
_eglLog(_EGL_WARNING, "Could not open driver %s (%s)",
driverPath, error);
- if (!getenv("EGL_DRIVER"))
- _eglLog(_EGL_WARNING,
- "The driver can be overridden by setting EGL_DRIVER");
return NULL;
}
@@ -157,9 +170,18 @@ _eglLoadModule(_EGLModule *mod)
lib_handle lib;
_EGLDriver *drv;
- mainFunc = _eglOpenLibrary(mod->Path, &lib);
- if (!mainFunc)
- return EGL_FALSE;
+ if (mod->Driver)
+ return EGL_TRUE;
+
+ if (mod->BuiltIn) {
+ lib = (lib_handle) NULL;
+ mainFunc = mod->BuiltIn;
+ }
+ else {
+ mainFunc = _eglOpenLibrary(mod->Path, &lib);
+ if (!mainFunc)
+ return EGL_FALSE;
+ }
drv = mainFunc(NULL);
if (!drv) {
@@ -186,11 +208,22 @@ _eglLoadModule(_EGLModule *mod)
static void
_eglUnloadModule(_EGLModule *mod)
{
+#if defined(_EGL_OS_UNIX)
/* destroy the driver */
if (mod->Driver && mod->Driver->Unload)
mod->Driver->Unload(mod->Driver);
+
+ /*
+ * XXX At this point (atexit), the module might be the last reference to
+ * libEGL. Closing the module might unmap libEGL and give problems.
+ */
+#if 0
if (mod->Handle)
close_library(mod->Handle);
+#endif
+#elif defined(_EGL_OS_WINDOWS)
+ /* XXX Windows unloads DLLs before atexit */
+#endif
mod->Driver = NULL;
mod->Handle = NULL;
@@ -302,68 +335,6 @@ _eglLoaderFile(const char *dir, size_t len, void *loader_data)
/**
- * A loader function for use with _eglPreloadForEach. The loader data is the
- * pattern (prefix) of the files to look for.
- */
-static EGLBoolean
-_eglLoaderPattern(const char *dir, size_t len, void *loader_data)
-{
-#if defined(_EGL_OS_UNIX)
- const char *prefix, *suffix;
- size_t prefix_len, suffix_len;
- DIR *dirp;
- struct dirent *dirent;
- char path[1024];
-
- if (len + 2 > sizeof(path))
- return EGL_TRUE;
- if (len) {
- memcpy(path, dir, len);
- path[len++] = '/';
- }
- path[len] = '\0';
-
- dirp = opendir(path);
- if (!dirp)
- return EGL_TRUE;
-
- prefix = (const char *) loader_data;
- prefix_len = strlen(prefix);
- suffix = library_suffix();
- suffix_len = (suffix) ? strlen(suffix) : 0;
-
- while ((dirent = readdir(dirp))) {
- size_t dirent_len = strlen(dirent->d_name);
- const char *p;
-
- /* match the prefix */
- if (strncmp(dirent->d_name, prefix, prefix_len) != 0)
- continue;
- /* match the suffix */
- if (suffix) {
- p = dirent->d_name + dirent_len - suffix_len;
- if (p < dirent->d_name || strcmp(p, suffix) != 0)
- continue;
- }
-
- /* make a full path and add it to the module array */
- if (len + dirent_len + 1 <= sizeof(path)) {
- strcpy(path + len, dirent->d_name);
- _eglAddModule(path);
- }
- }
-
- closedir(dirp);
-
- return EGL_TRUE;
-#else /* _EGL_OS_UNIX */
- /* stop immediately */
- return EGL_FALSE;
-#endif
-}
-
-
-/**
* Run the callback function on each driver directory.
*
* The process may end prematurely if the callback function returns false.
@@ -461,7 +432,7 @@ _eglGetSearchPath(void)
*
* The user driver is specified by EGL_DRIVER.
*/
-static void
+static EGLBoolean
_eglAddUserDriver(void)
{
const char *search_path = _eglGetSearchPath();
@@ -478,34 +449,54 @@ _eglAddUserDriver(void)
}
}
#endif /* _EGL_OS_UNIX */
- if (env)
+ if (env) {
+ _EGLModule *mod;
+ EGLint i;
+
+ /* env can be a path */
_eglPreloadForEach(search_path, _eglLoaderFile, (void *) env);
+ /* or the name of a built-in driver */
+ for (i = 0; _eglBuiltInDrivers[i].name; i++) {
+ if (!strcmp(_eglBuiltInDrivers[i].name, env)) {
+ mod = _eglAddModule(env);
+ if (mod)
+ mod->BuiltIn = _eglBuiltInDrivers[i].main;
+ }
+ }
+
+ return EGL_TRUE;
+ }
+
+ return EGL_FALSE;
}
/**
- * Add default drivers to the module array.
+ * Add egl_gallium to the module array.
*/
static void
-_eglAddDefaultDrivers(void)
+_eglAddGalliumDriver(void)
{
- const char *search_path = _eglGetSearchPath();
- EGLint i;
-#if defined(_EGL_OS_WINDOWS)
- const char *DefaultDriverNames[] = {
- "egl_gallium"
- };
-#elif defined(_EGL_OS_UNIX)
- const char *DefaultDriverNames[] = {
- "egl_gallium",
- "egl_dri2",
- "egl_glx"
- };
+#ifndef _EGL_BUILT_IN_DRIVER_GALLIUM
+ void *external = (void *) "egl_gallium";
+ _eglPreloadForEach(_eglGetSearchPath(), _eglLoaderFile, external);
#endif
+}
+
+
+/**
+ * Add built-in drivers to the module array.
+ */
+static void
+_eglAddBuiltInDrivers(void)
+{
+ _EGLModule *mod;
+ EGLint i;
- for (i = 0; i < ARRAY_SIZE(DefaultDriverNames); i++) {
- void *name = (void *) DefaultDriverNames[i];
- _eglPreloadForEach(search_path, _eglLoaderFile, name);
+ for (i = 0; _eglBuiltInDrivers[i].name; i++) {
+ mod = _eglAddModule(_eglBuiltInDrivers[i].name);
+ if (mod)
+ mod->BuiltIn = _eglBuiltInDrivers[i].main;
}
}
@@ -520,113 +511,96 @@ _eglAddDrivers(void)
if (_eglModules)
return EGL_TRUE;
- /* the order here decides the priorities of the drivers */
- _eglAddUserDriver();
- _eglAddDefaultDrivers();
- _eglPreloadForEach(_eglGetSearchPath(), _eglLoaderPattern, (void *) "egl_");
+ if (!_eglAddUserDriver()) {
+ /*
+ * Add other drivers only when EGL_DRIVER is not set. The order here
+ * decides the priorities.
+ */
+ _eglAddGalliumDriver();
+ _eglAddBuiltInDrivers();
+ }
return (_eglModules != NULL);
}
/**
- * Match a display to a driver. The display is initialized unless use_probe is
- * true.
- *
- * The matching is done by finding the first driver that can initialize the
- * display, or when use_probe is true, the driver with highest score.
+ * A helper function for _eglMatchDriver. It finds the first driver that can
+ * initialize the display and return.
*/
-_EGLDriver *
-_eglMatchDriver(_EGLDisplay *dpy, EGLBoolean use_probe)
+static _EGLDriver *
+_eglMatchAndInitialize(_EGLDisplay *dpy)
{
- _EGLModule *mod;
- _EGLDriver *best_drv = NULL;
- EGLint best_score = 0;
- EGLint major, minor, i;
-
- _eglLockMutex(&_eglModuleMutex);
+ _EGLDriver *drv = NULL;
+ EGLint i = 0;
if (!_eglAddDrivers()) {
- _eglUnlockMutex(&_eglModuleMutex);
- return EGL_FALSE;
+ _eglLog(_EGL_WARNING, "failed to find any driver");
+ return NULL;
}
- /* match the loaded modules */
- for (i = 0; i < _eglModules->Size; i++) {
- mod = (_EGLModule *) _eglModules->Elements[i];
- if (!mod->Driver)
- break;
+ if (dpy->Driver) {
+ drv = dpy->Driver;
+ /* no re-matching? */
+ if (!drv->API.Initialize(drv, dpy))
+ drv = NULL;
+ return drv;
+ }
- if (use_probe) {
- EGLint score = (mod->Driver->Probe) ?
- mod->Driver->Probe(mod->Driver, dpy) : 1;
- if (score > best_score) {
- best_drv = mod->Driver;
- best_score = score;
- }
+ while (i < _eglModules->Size) {
+ _EGLModule *mod = (_EGLModule *) _eglModules->Elements[i];
+
+ if (!_eglLoadModule(mod)) {
+ /* remove invalid modules */
+ _eglEraseArray(_eglModules, i, _eglFreeModule);
+ continue;
+ }
+
+ if (mod->Driver->API.Initialize(mod->Driver, dpy)) {
+ drv = mod->Driver;
+ break;
}
else {
- if (mod->Driver->API.Initialize(mod->Driver, dpy, &major, &minor)) {
- best_drv = mod->Driver;
- best_score = 100;
- }
+ i++;
}
- /* perfect match */
- if (best_score >= 100)
- break;
}
- /* load more modules */
- if (!best_drv) {
- EGLint first_unloaded = i;
+ return drv;
+}
- while (i < _eglModules->Size) {
- mod = (_EGLModule *) _eglModules->Elements[i];
- assert(!mod->Driver);
- if (!_eglLoadModule(mod)) {
- /* remove invalid modules */
- _eglEraseArray(_eglModules, i, _eglFreeModule);
- continue;
- }
+/**
+ * Match a display to a driver. The display is initialized unless test_only is
+ * true. The matching is done by finding the first driver that can initialize
+ * the display.
+ */
+_EGLDriver *
+_eglMatchDriver(_EGLDisplay *dpy, EGLBoolean test_only)
+{
+ _EGLDriver *best_drv;
- if (use_probe) {
- best_score = (mod->Driver->Probe) ?
- mod->Driver->Probe(mod->Driver, dpy) : 1;
- }
- else {
- if (mod->Driver->API.Initialize(mod->Driver, dpy, &major, &minor))
- best_score = 100;
- }
+ assert(!dpy->Initialized);
- if (best_score > 0) {
- best_drv = mod->Driver;
- /* loaded modules come before unloaded ones */
- if (first_unloaded != i) {
- void *tmp = _eglModules->Elements[i];
- _eglModules->Elements[i] =
- _eglModules->Elements[first_unloaded];
- _eglModules->Elements[first_unloaded] = tmp;
- }
- break;
- }
- else {
- _eglUnloadModule(mod);
- i++;
- }
- }
+ _eglLockMutex(&_eglModuleMutex);
+
+ /* set options */
+ dpy->Options.TestOnly = test_only;
+ dpy->Options.UseFallback = EGL_FALSE;
+
+ best_drv = _eglMatchAndInitialize(dpy);
+ if (!best_drv) {
+ dpy->Options.UseFallback = EGL_TRUE;
+ best_drv = _eglMatchAndInitialize(dpy);
}
_eglUnlockMutex(&_eglModuleMutex);
if (best_drv) {
- _eglLog(_EGL_DEBUG, "the best driver is %s (score %d)",
- best_drv->Name, best_score);
- if (!use_probe) {
+ _eglLog(_EGL_DEBUG, "the best driver is %s%s",
+ best_drv->Name, (test_only) ? " (test only) " : "");
+ if (!test_only) {
dpy->Driver = best_drv;
dpy->Initialized = EGL_TRUE;
- dpy->APImajor = major;
- dpy->APIminor = minor;
}
}
@@ -670,12 +644,7 @@ _eglUnloadDrivers(void)
{
/* this is called at atexit time */
if (_eglModules) {
-#if defined(_EGL_OS_UNIX)
_eglDestroyArray(_eglModules, _eglFreeModule);
-#elif defined(_EGL_OS_WINDOWS)
- /* XXX Windows unloads DLLs before atexit */
- _eglDestroyArray(_eglModules, NULL);
-#endif
_eglModules = NULL;
}
}
diff --git a/src/egl/main/egldriver.h b/src/egl/main/egldriver.h
index 1a0aaad..3cde102 100644
--- a/src/egl/main/egldriver.h
+++ b/src/egl/main/egldriver.h
@@ -44,16 +44,6 @@ struct _egl_driver
const char *Name; /**< name of this driver */
/**
- * Probe a display and return a score.
- *
- * Roughly,
- * 50 means the driver supports the display;
- * 90 means the driver can accelerate the display;
- * 100 means a perfect match.
- */
- EGLint (*Probe)(_EGLDriver *drv, _EGLDisplay *dpy);
-
- /**
* Release the driver resource.
*
* It is called before dlclose().
@@ -64,12 +54,24 @@ struct _egl_driver
};
+extern _EGLDriver *
+_eglBuiltInDriverGALLIUM(const char *args);
+
+
+extern _EGLDriver *
+_eglBuiltInDriverDRI2(const char *args);
+
+
+extern _EGLDriver *
+_eglBuiltInDriverGLX(const char *args);
+
+
PUBLIC _EGLDriver *
_eglMain(const char *args);
extern _EGLDriver *
-_eglMatchDriver(_EGLDisplay *dpy, EGLBoolean probe_only);
+_eglMatchDriver(_EGLDisplay *dpy, EGLBoolean test_only);
extern __eglMustCastToProperFunctionPointerType
diff --git a/src/egl/main/eglmisc.c b/src/egl/main/eglmisc.c
index bbb96a9..f8ba5f3 100644
--- a/src/egl/main/eglmisc.c
+++ b/src/egl/main/eglmisc.c
@@ -36,6 +36,8 @@
#include "eglcurrent.h"
#include "eglmisc.h"
#include "egldisplay.h"
+#include "egldriver.h"
+#include "eglstring.h"
/**
@@ -73,11 +75,11 @@ _eglUpdateExtensionsString(_EGLDisplay *dpy)
do { \
if (dpy->Extensions.ext) { \
_eglAppendExtension(&exts, "EGL_" #ext); \
- assert(exts <= dpy->Extensions.String + _EGL_MAX_EXTENSIONS_LEN); \
+ assert(exts <= dpy->ExtensionsString + _EGL_MAX_EXTENSIONS_LEN); \
} \
} while (0)
- char *exts = dpy->Extensions.String;
+ char *exts = dpy->ExtensionsString;
if (exts[0])
return;
@@ -114,24 +116,24 @@ _eglUpdateExtensionsString(_EGLDisplay *dpy)
static void
_eglUpdateAPIsString(_EGLDisplay *dpy)
{
- char *apis = dpy->ClientAPIs;
+ char *apis = dpy->ClientAPIsString;
- if (apis[0] || !dpy->ClientAPIsMask)
+ if (apis[0] || !dpy->ClientAPIs)
return;
- if (dpy->ClientAPIsMask & EGL_OPENGL_BIT)
+ if (dpy->ClientAPIs & EGL_OPENGL_BIT)
strcat(apis, "OpenGL ");
- if (dpy->ClientAPIsMask & EGL_OPENGL_ES_BIT)
+ if (dpy->ClientAPIs & EGL_OPENGL_ES_BIT)
strcat(apis, "OpenGL_ES ");
- if (dpy->ClientAPIsMask & EGL_OPENGL_ES2_BIT)
+ if (dpy->ClientAPIs & EGL_OPENGL_ES2_BIT)
strcat(apis, "OpenGL_ES2 ");
- if (dpy->ClientAPIsMask & EGL_OPENVG_BIT)
+ if (dpy->ClientAPIs & EGL_OPENVG_BIT)
strcat(apis, "OpenVG ");
- assert(strlen(apis) < sizeof(dpy->ClientAPIs));
+ assert(strlen(apis) < sizeof(dpy->ClientAPIsString));
}
@@ -139,20 +141,21 @@ const char *
_eglQueryString(_EGLDriver *drv, _EGLDisplay *dpy, EGLint name)
{
(void) drv;
- (void) dpy;
+
switch (name) {
case EGL_VENDOR:
return _EGL_VENDOR_STRING;
case EGL_VERSION:
- return dpy->Version;
+ _eglsnprintf(dpy->VersionString, sizeof(dpy->VersionString),
+ "%d.%d (%s)", dpy->VersionMajor, dpy->VersionMinor,
+ dpy->Driver->Name);
+ return dpy->VersionString;
case EGL_EXTENSIONS:
_eglUpdateExtensionsString(dpy);
- return dpy->Extensions.String;
-#ifdef EGL_VERSION_1_2
+ return dpy->ExtensionsString;
case EGL_CLIENT_APIS:
_eglUpdateAPIsString(dpy);
- return dpy->ClientAPIs;
-#endif
+ return dpy->ClientAPIsString;
default:
_eglError(EGL_BAD_PARAMETER, "eglQueryString");
return NULL;
diff --git a/src/egl/main/eglstring.h b/src/egl/main/eglstring.h
index f1d559b..d4c8954 100644
--- a/src/egl/main/eglstring.h
+++ b/src/egl/main/eglstring.h
@@ -2,6 +2,7 @@
#define EGLSTRING_INCLUDED
#include <string.h>
+#include <stdio.h>
#ifdef _EGL_OS_WINDOWS
#define _eglstrcasecmp _stricmp
generated by cgit v1.1 at 2025-08-20 12:32:29 +0000