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-rw-r--r--src/egl/drivers/xdri/Makefile82
-rw-r--r--src/egl/drivers/xdri/driinit.c34
-rw-r--r--src/egl/drivers/xdri/egl_xdri.c68
-rw-r--r--src/egl/drivers/xdri/glxinit.c99
-rw-r--r--src/egl/drivers/xdri/glxinit.h3
5 files changed, 164 insertions, 122 deletions
diff --git a/src/egl/drivers/xdri/Makefile b/src/egl/drivers/xdri/Makefile
index 4c1fc9071c..9120620dc5 100644
--- a/src/egl/drivers/xdri/Makefile
+++ b/src/egl/drivers/xdri/Makefile
@@ -1,78 +1,28 @@
# src/egl/drivers/xdri/Makefile
-# Build XEGL DRI driver loader library: egl_xdri.so
-
-
TOP = ../../../..
include $(TOP)/configs/current
+EGL_DRIVER = egl_xdri.so
-DRIVER_NAME = egl_xdri.so
-
-
-INCLUDE_DIRS = \
- -I. \
- -I/usr/include \
+# steal sources from GLX
+GLX_SOURCES = dri_common.c XF86dri.c dri2.c dri2_glx.c dri_glx.c drisw_glx.c
+GLX_SOURCES := $(addprefix ../../../glx/x11/,$(GLX_SOURCES))
+GLX_INCLUDES = \
$(shell pkg-config --cflags-only-I libdrm) \
- -I$(TOP)/include \
-I$(TOP)/include/GL/internal \
- -I$(TOP)/src/mesa \
+ -I$(TOP)/src/glx/x11 \
-I$(TOP)/src/mesa/glapi \
- -I$(TOP)/src/egl/main \
- -I$(TOP)/src/glx/x11
-
-HEADERS = glxinit.h driinit.h
-SOURCES = egl_xdri.c glxinit.c driinit.c
-
-DRI_SOURCES = dri_common.c XF86dri.c dri2.c dri2_glx.c dri_glx.c
-DRI_SOURCES := $(addprefix ../../../glx/x11/,$(DRI_SOURCES))
-
-SOURCES += $(DRI_SOURCES)
-
-OBJECTS = $(SOURCES:.c=.o)
-
-DRM_LIB = `pkg-config --libs libdrm`
-
-CFLAGS += -DGLX_DIRECT_RENDERING
-
-.c.o:
- $(CC) -c $(INCLUDE_DIRS) $(CFLAGS) $< -o $@
-
-
-.PHONY: library
-
-
-default: depend library Makefile
-
-
-library: $(TOP)/$(LIB_DIR)/$(DRIVER_NAME)
-
-
-# Make the egl_xdri.so library
-$(TOP)/$(LIB_DIR)/$(DRIVER_NAME): $(OBJECTS)
- $(TOP)/bin/mklib -o $(DRIVER_NAME) \
- -noprefix \
- -major 1 -minor 0 \
- -L$(TOP)/$(LIB_DIR) \
- -install $(TOP)/$(LIB_DIR) \
- $(OBJECTS) $(DRM_LIB) $(GL_LIB_DEPS)
-
-install:
- $(INSTALL) -d $(DESTDIR)$(INSTALL_LIB_DIR)
- $(MINSTALL) $(TOP)/$(LIB_DIR)/$(DRIVER_NAME) $(DESTDIR)$(INSTALL_LIB_DIR)
-
-clean:
- rm -f *.o
- rm -f *.so
- rm -f depend depend.bak
+ -I$(TOP)/src/mesa
+GLX_CFLAGS = -DGLX_DIRECT_RENDERING
+EGL_SOURCES = egl_xdri.c glxinit.c driinit.c $(GLX_SOURCES)
+EGL_INCLUDES = \
+ -I$(TOP)/include \
+ -I$(TOP)/src/egl/main \
+ $(GLX_INCLUDES)
-depend: $(SOURCES) $(HEADERS)
- @ echo "running $(MKDEP)"
- @ rm -f depend
- @ touch depend
- $(MKDEP) $(MKDEP_OPTIONS) $(DEFINES) $(INCLUDE_DIRS) \
- $(SOURCES) $(HEADERS) >/dev/null 2>/dev/null
+EGL_CFLAGS = $(GLX_CFLAGS)
+EGL_LIBS = -lX11 -lGL
-include depend
-# DO NOT DELETE
+include ../Makefile.template
diff --git a/src/egl/drivers/xdri/driinit.c b/src/egl/drivers/xdri/driinit.c
index 12da1bcd24..3e54f0bd4d 100644
--- a/src/egl/drivers/xdri/driinit.c
+++ b/src/egl/drivers/xdri/driinit.c
@@ -2,6 +2,7 @@
* DRI initialization. The DRI loaders are defined in src/glx/x11/.
*/
+#include <stdlib.h>
#include <sys/time.h>
#include "glxclient.h"
@@ -42,18 +43,26 @@ __glXEnableDirectExtension(__GLXscreenConfigs * psc, const char *name)
_X_HIDDEN __GLXDRIdisplay *
__driCreateDisplay(__GLXdisplayPrivate *dpyPriv, int *version)
{
- __GLXDRIdisplay *driDisplay;
+ __GLXDRIdisplay *driDisplay = NULL;
int ver = 0;
+ char *env;
+ int force_sw;
+
+ env = getenv("EGL_SOFTWARE");
+ force_sw = (env && *env != '0');
/* try DRI2 first */
- driDisplay = dri2CreateDisplay(dpyPriv->dpy);
- if (driDisplay) {
- /* fill in the required field */
- dpyPriv->dri2Display = driDisplay;
- ver = 2;
+ if (!force_sw) {
+ driDisplay = dri2CreateDisplay(dpyPriv->dpy);
+ if (driDisplay) {
+ /* fill in the required field */
+ dpyPriv->dri2Display = driDisplay;
+ ver = 2;
+ }
}
- else {
- /* try DRI */
+
+ /* and then DRI */
+ if (!force_sw && !driDisplay) {
driDisplay = driCreateDisplay(dpyPriv->dpy);
if (driDisplay) {
dpyPriv->driDisplay = driDisplay;
@@ -61,6 +70,15 @@ __driCreateDisplay(__GLXdisplayPrivate *dpyPriv, int *version)
}
}
+ /* and then DRISW */
+ if (!driDisplay) {
+ driDisplay = driswCreateDisplay(dpyPriv->dpy);
+ if (driDisplay) {
+ dpyPriv->driDisplay = driDisplay;
+ ver = 0;
+ }
+ }
+
if (version)
*version = ver;
return driDisplay;
diff --git a/src/egl/drivers/xdri/egl_xdri.c b/src/egl/drivers/xdri/egl_xdri.c
index d2affc66dd..df251d908b 100644
--- a/src/egl/drivers/xdri/egl_xdri.c
+++ b/src/egl/drivers/xdri/egl_xdri.c
@@ -62,6 +62,7 @@
struct xdri_egl_driver
{
_EGLDriver Base; /**< base class */
+ void (*FlushCurrentContext)(void);
};
@@ -71,6 +72,7 @@ struct xdri_egl_display
Display *dpy;
__GLXdisplayPrivate *dpyPriv;
__GLXDRIdisplay *driDisplay;
+ int driVersion;
__GLXscreenConfigs *psc;
EGLint scr;
@@ -167,14 +169,10 @@ get_drawable_size(Display *dpy, Drawable d, uint *width, uint *height)
static EGLBoolean
convert_config(_EGLConfig *conf, EGLint id, const __GLcontextModes *m)
{
- static const EGLint all_apis = (EGL_OPENGL_ES_BIT |
- EGL_OPENGL_ES2_BIT |
- EGL_OPENVG_BIT |
- EGL_OPENGL_BIT);
EGLint val;
_eglInitConfig(conf, id);
- if (!_eglConfigFromContextModesRec(conf, m, all_apis, all_apis))
+ if (!_eglConfigFromContextModesRec(conf, m, EGL_OPENGL_BIT, EGL_OPENGL_BIT))
return EGL_FALSE;
if (m->doubleBufferMode) {
@@ -215,6 +213,7 @@ convert_config(_EGLConfig *conf, EGLint id, const __GLcontextModes *m)
static EGLint
create_configs(_EGLDisplay *disp, const __GLcontextModes *m, EGLint first_id)
{
+ struct xdri_egl_display *xdri_dpy = lookup_display(disp);
int id = first_id;
for (; m; m = m->next) {
@@ -224,8 +223,15 @@ create_configs(_EGLDisplay *disp, const __GLcontextModes *m, EGLint first_id)
if (!convert_config(&conf, id, m))
continue;
-
- rb = (m->doubleBufferMode) ? EGL_BACK_BUFFER : EGL_SINGLE_BUFFER;
+ if (m->doubleBufferMode) {
+ rb = EGL_BACK_BUFFER;
+ }
+ else {
+ /* ignore single-buffered mode for DRISW */
+ if (xdri_dpy->driVersion == 0)
+ continue;
+ rb = EGL_SINGLE_BUFFER;
+ }
xdri_conf = CALLOC_STRUCT(xdri_egl_config);
if (xdri_conf) {
@@ -275,7 +281,7 @@ xdri_eglInitialize(_EGLDriver *drv, _EGLDisplay *dpy,
return _eglError(EGL_NOT_INITIALIZED, "eglInitialize");
}
- driDisplay = __driCreateDisplay(dpyPriv, NULL);
+ driDisplay = __driCreateDisplay(dpyPriv, &xdri_dpy->driVersion);
if (!driDisplay) {
_eglLog(_EGL_WARNING, "failed to create DRI display");
free(xdri_dpy);
@@ -297,16 +303,13 @@ xdri_eglInitialize(_EGLDriver *drv, _EGLDisplay *dpy,
return _eglError(EGL_NOT_INITIALIZED, "eglInitialize");
}
+ dpy->DriverData = xdri_dpy;
+ dpy->ClientAPIsMask = EGL_OPENGL_BIT;
+
/* add visuals and fbconfigs */
first_id = create_configs(dpy, psc->visuals, first_id);
create_configs(dpy, psc->configs, first_id);
- dpy->DriverData = xdri_dpy;
- dpy->ClientAPIsMask = (EGL_OPENGL_BIT |
- EGL_OPENGL_ES_BIT |
- EGL_OPENGL_ES2_BIT |
- EGL_OPENVG_BIT);
-
/* we're supporting EGL 1.4 */
*minor = 1;
*major = 4;
@@ -342,7 +345,6 @@ xdri_eglTerminate(_EGLDriver *drv, _EGLDisplay *dpy)
}
xdri_dpy->driDisplay->destroyDisplay(xdri_dpy->driDisplay);
- __glXRelease(xdri_dpy->dpyPriv);
free(xdri_dpy);
dpy->DriverData = NULL;
@@ -355,7 +357,7 @@ xdri_eglTerminate(_EGLDriver *drv, _EGLDisplay *dpy)
* Called from eglGetProcAddress() via drv->API.GetProcAddress().
*/
static _EGLProc
-xdri_eglGetProcAddress(const char *procname)
+xdri_eglGetProcAddress(_EGLDriver *drv, const char *procname)
{
/* the symbol is defined in libGL.so */
return (_EGLProc) _glapi_get_proc_address(procname);
@@ -441,13 +443,23 @@ static EGLBoolean
xdri_eglMakeCurrent(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *d,
_EGLSurface *r, _EGLContext *context)
{
+ struct xdri_egl_driver *xdri_driver = xdri_egl_driver(drv);
struct xdri_egl_context *xdri_ctx = lookup_context(context);
struct xdri_egl_surface *draw = lookup_surface(d);
struct xdri_egl_surface *read = lookup_surface(r);
+ _EGLContext *old = _eglGetCurrentContext();
+
+ /* an unlinked context will be invalid after context switch */
+ if (!_eglIsContextLinked(old))
+ old = NULL;
if (!_eglMakeCurrent(drv, dpy, d, r, context))
return EGL_FALSE;
+ /* flush before context switch */
+ if (old && old != context && xdri_driver->FlushCurrentContext)
+ xdri_driver->FlushCurrentContext();
+
/* the symbol is defined in libGL.so */
_glapi_check_multithread();
@@ -458,12 +470,9 @@ xdri_eglMakeCurrent(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *d,
return EGL_FALSE;
}
}
- else {
- _EGLContext *old = _eglGetCurrentContext();
- if (old) {
- xdri_ctx = lookup_context(old);
- xdri_ctx->driContext->unbindContext(xdri_ctx->driContext);
- }
+ else if (old) {
+ xdri_ctx = lookup_context(old);
+ xdri_ctx->driContext->unbindContext(xdri_ctx->driContext);
}
return EGL_TRUE;
@@ -475,7 +484,8 @@ xdri_eglMakeCurrent(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *d,
*/
static _EGLSurface *
xdri_eglCreateWindowSurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
- NativeWindowType window, const EGLint *attrib_list)
+ EGLNativeWindowType window,
+ const EGLint *attrib_list)
{
struct xdri_egl_display *xdri_dpy = lookup_display(dpy);
struct xdri_egl_config *xdri_config = lookup_config(conf);
@@ -559,10 +569,16 @@ xdri_eglReleaseTexImage(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf,
static EGLBoolean
xdri_eglSwapBuffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw)
{
+ struct xdri_egl_driver *xdri_driver = xdri_egl_driver(drv);
struct xdri_egl_display *xdri_dpy = lookup_display(dpy);
struct xdri_egl_surface *xdri_surf = lookup_surface(draw);
- xdri_dpy->psc->driScreen->swapBuffers(xdri_surf->driDrawable);
+ /* swapBuffers does not flush commands */
+ if (draw == _eglGetCurrentSurface(EGL_DRAW) &&
+ xdri_driver->FlushCurrentContext)
+ xdri_driver->FlushCurrentContext();
+
+ xdri_dpy->psc->driScreen->swapBuffers(xdri_surf->driDrawable, 0, 0, 0);
return EGL_TRUE;
}
@@ -606,5 +622,9 @@ _eglMain(const char *args)
xdri_drv->Base.Name = "X/DRI";
xdri_drv->Base.Unload = xdri_Unload;
+ /* we need a way to flush commands */
+ xdri_drv->FlushCurrentContext =
+ (void (*)(void)) xdri_eglGetProcAddress(&xdri_drv->Base, "glFlush");
+
return &xdri_drv->Base;
}
diff --git a/src/egl/drivers/xdri/glxinit.c b/src/egl/drivers/xdri/glxinit.c
index 7775009394..5c0fbc6b3c 100644
--- a/src/egl/drivers/xdri/glxinit.c
+++ b/src/egl/drivers/xdri/glxinit.c
@@ -1,8 +1,10 @@
/**
* GLX initialization. Code based on glxext.c, glx_query.c, and
- * glcontextmodes.c under src/glx/x11/. The major difference is that no DRI
- * related code here.
+ * glcontextmodes.c under src/glx/x11/. The major difference is that DRI
+ * related code is stripped out.
*
+ * If the maintenance of this file takes too much time, we should consider
+ * refactoring glxext.c.
*/
#include <assert.h>
@@ -31,7 +33,26 @@ typedef struct GLXGenericGetString
static char *__glXExtensionName = GLX_EXTENSION_NAME;
static XExtensionInfo *__glXExtensionInfo = NULL;
-static /* const */ XExtensionHooks __glXExtensionHooks = { NULL };
+static int
+__glXCloseDisplay(Display * dpy, XExtCodes * codes)
+{
+ return XextRemoveDisplay(__glXExtensionInfo, dpy);
+}
+
+static /* const */ XExtensionHooks __glXExtensionHooks = {
+ NULL, /* create_gc */
+ NULL, /* copy_gc */
+ NULL, /* flush_gc */
+ NULL, /* free_gc */
+ NULL, /* create_font */
+ NULL, /* free_font */
+ __glXCloseDisplay, /* close_display */
+ NULL, /* wire_to_event */
+ NULL, /* event_to_wire */
+ NULL, /* error */
+ NULL, /* error_string */
+};
+
static
XEXT_GENERATE_FIND_DISPLAY(__glXFindDisplay, __glXExtensionInfo,
__glXExtensionName, &__glXExtensionHooks,
@@ -180,6 +201,30 @@ FreeScreenConfigs(__GLXdisplayPrivate * priv)
priv->screenConfigs = NULL;
}
+/*
+** Release the private memory referred to in a display private
+** structure. The caller will free the extension structure.
+*/
+static int
+__glXFreeDisplayPrivate(XExtData * extension)
+{
+ __GLXdisplayPrivate *priv;
+
+ priv = (__GLXdisplayPrivate *) extension->private_data;
+ FreeScreenConfigs(priv);
+ if (priv->serverGLXvendor) {
+ Xfree((char *) priv->serverGLXvendor);
+ priv->serverGLXvendor = 0x0; /* to protect against double free's */
+ }
+ if (priv->serverGLXversion) {
+ Xfree((char *) priv->serverGLXversion);
+ priv->serverGLXversion = 0x0; /* to protect against double free's */
+ }
+
+ Xfree((char *) priv);
+ return 0;
+}
+
/************************************************************************/
/*
@@ -570,40 +615,40 @@ AllocAndFetchScreenConfigs(Display * dpy, __GLXdisplayPrivate * priv)
return GL_TRUE;
}
-_X_HIDDEN void
-__glXRelease(__GLXdisplayPrivate *dpyPriv)
-{
- FreeScreenConfigs(dpyPriv);
-
- if (dpyPriv->serverGLXvendor) {
- Xfree((char *) dpyPriv->serverGLXvendor);
- dpyPriv->serverGLXvendor = NULL;
- }
- if (dpyPriv->serverGLXversion) {
- Xfree((char *) dpyPriv->serverGLXversion);
- dpyPriv->serverGLXversion = NULL;
- }
-
- Xfree(dpyPriv);
-}
-
_X_HIDDEN __GLXdisplayPrivate *
__glXInitialize(Display * dpy)
{
XExtDisplayInfo *info = __glXFindDisplay(dpy);
+ XExtData **privList, *private, *found;
__GLXdisplayPrivate *dpyPriv;
+ XEDataObject dataObj;
int major, minor;
if (!XextHasExtension(info))
return NULL;
+ /* See if a display private already exists. If so, return it */
+ dataObj.display = dpy;
+ privList = XEHeadOfExtensionList(dataObj);
+ found = XFindOnExtensionList(privList, info->codes->extension);
+ if (found)
+ return (__GLXdisplayPrivate *) found->private_data;
+
/* See if the versions are compatible */
if (!QueryVersion(dpy, info->codes->major_opcode, &major, &minor))
return NULL;
+ /*
+ ** Allocate memory for all the pieces needed for this buffer.
+ */
+ private = (XExtData *) Xmalloc(sizeof(XExtData));
+ if (!private)
+ return NULL;
dpyPriv = (__GLXdisplayPrivate *) Xcalloc(1, sizeof(__GLXdisplayPrivate));
- if (!dpyPriv)
+ if (!dpyPriv) {
+ Xfree(private);
return NULL;
+ }
/*
** Init the display private and then read in the screen config
@@ -619,8 +664,20 @@ __glXInitialize(Display * dpy)
if (!AllocAndFetchScreenConfigs(dpy, dpyPriv)) {
Xfree(dpyPriv);
+ Xfree(private);
return NULL;
}
+ /*
+ ** Fill in the private structure. This is the actual structure that
+ ** hangs off of the Display structure. Our private structure is
+ ** referred to by this structure. Got that?
+ */
+ private->number = info->codes->extension;
+ private->next = 0;
+ private->free_private = __glXFreeDisplayPrivate;
+ private->private_data = (char *) dpyPriv;
+ XAddToExtensionList(privList, private);
+
return dpyPriv;
}
diff --git a/src/egl/drivers/xdri/glxinit.h b/src/egl/drivers/xdri/glxinit.h
index 57206e627b..1cc7c460fe 100644
--- a/src/egl/drivers/xdri/glxinit.h
+++ b/src/egl/drivers/xdri/glxinit.h
@@ -8,7 +8,4 @@
extern void
_gl_context_modes_destroy(__GLcontextModes * modes);
-extern void
-__glXRelease(__GLXdisplayPrivate *dpyPriv);
-
#endif /* GLXINIT_INCLUDED */
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-28 00:44:27 +0000