xfont.c \
glx_pbuffer.c \
glx_query.c \
+ dri_common.c \
dri_glx.c \
XF86dri.c \
glxhash.c \
#ifdef GLX_DIRECT_RENDERING
-#include <unistd.h>
#include <X11/Xlib.h>
#include <X11/extensions/Xfixes.h>
#include <X11/extensions/Xdamage.h>
#include <sys/mman.h>
#include "xf86drm.h"
#include "dri2.h"
-
-
-#ifndef RTLD_NOW
-#define RTLD_NOW 0
-#endif
-#ifndef RTLD_GLOBAL
-#define RTLD_GLOBAL 0
-#endif
+#include "dri_common.h"
typedef struct __GLXDRIdisplayPrivateRec __GLXDRIdisplayPrivate;
typedef struct __GLXDRIcontextPrivateRec __GLXDRIcontextPrivate;
-typedef struct __GLXDRIconfigPrivateRec __GLXDRIconfigPrivate;
struct __GLXDRIdisplayPrivateRec {
__GLXDRIdisplay base;
__GLXscreenConfigs *psc;
};
-struct __GLXDRIconfigPrivateRec {
- __GLcontextModes modes;
- const __DRIconfig *driConfig;
-};
-
static void dri2DestroyContext(__GLXDRIcontext *context,
__GLXscreenConfigs *psc, Display *dpy)
{
dri2PostDamage
};
-_X_HIDDEN const __DRIsystemTimeExtension systemTimeExtension;
-
static const __DRIextension *loader_extensions[] = {
&dri2LoaderExtension.base,
&systemTimeExtension.base,
NULL
};
-/* We need a dri_common.h type-of-thing. */
-
-extern void ErrorMessageF(const char *f, ...);
-
-extern void *driOpenDriver(const char *driverName);
-
-extern __GLcontextModes *
-driConvertConfigs(const __DRIcoreExtension *core,
- __GLcontextModes *modes, const __DRIconfig **configs);
-
-extern void driBindExtensions(__GLXscreenConfigs *psc);
-
-void
-driBindExtensions(__GLXscreenConfigs *psc)
-{
- const __DRIextension **extensions;
- int i;
-
- extensions = psc->core->getExtensions(psc->__driScreen);
-
- for (i = 0; extensions[i]; i++) {
-#ifdef __DRI_COPY_SUB_BUFFER
- if (strcmp(extensions[i]->name, __DRI_COPY_SUB_BUFFER) == 0) {
- psc->copySubBuffer = (__DRIcopySubBufferExtension *) extensions[i];
- __glXEnableDirectExtension(psc, "GLX_MESA_copy_sub_buffer_bit");
- }
-#endif
-
-#ifdef __DRI_SWAP_CONTROL
- if (strcmp(extensions[i]->name, __DRI_SWAP_CONTROL) == 0) {
- psc->swapControl = (__DRIswapControlExtension *) extensions[i];
- __glXEnableDirectExtension(psc, "GLX_SGI_swap_control");
- __glXEnableDirectExtension(psc, "GLX_MESA_swap_control");
- }
-#endif
-
-#ifdef __DRI_ALLOCATE
- if (strcmp(extensions[i]->name, __DRI_ALLOCATE) == 0) {
- psc->allocate = (__DRIallocateExtension *) extensions[i];
- __glXEnableDirectExtension(psc, "GLX_MESA_allocate_memory");
- }
-#endif
-
-#ifdef __DRI_FRAME_TRACKING
- if (strcmp(extensions[i]->name, __DRI_FRAME_TRACKING) == 0) {
- psc->frameTracking = (__DRIframeTrackingExtension *) extensions[i];
- __glXEnableDirectExtension(psc, "GLX_MESA_swap_frame_usage");
- }
-#endif
-
-#ifdef __DRI_MEDIA_STREAM_COUNTER
- if (strcmp(extensions[i]->name, __DRI_MEDIA_STREAM_COUNTER) == 0) {
- psc->msc = (__DRImediaStreamCounterExtension *) extensions[i];
- __glXEnableDirectExtension(psc, "GLX_SGI_video_sync");
- }
-#endif
-
-#ifdef __DRI_SWAP_BUFFER_COUNTER
- /* No driver supports this at this time and the extension is
- * not defined in dri_interface.h. Will enable
- * GLX_OML_sync_control if implemented. */
-#endif
-
-#ifdef __DRI_READ_DRAWABLE
- if (strcmp(extensions[i]->name, __DRI_READ_DRAWABLE) == 0) {
- __glXEnableDirectExtension(psc, "GLX_SGI_make_current_read");
- }
-#endif
-
-#ifdef __DRI_TEX_BUFFER
- if (strcmp(extensions[i]->name, __DRI_TEX_BUFFER) == 0) {
- psc->texBuffer = (__DRItexBufferExtension *) extensions[i];
- __glXEnableDirectExtension(psc, "GLX_EXT_texture_from_pixmap");
- }
-#endif
-
- /* Ignore unknown extensions */
- }
-}
-
static __GLXDRIscreen *dri2CreateScreen(__GLXscreenConfigs *psc, int screen,
__GLXdisplayPrivate *priv)
{
--- /dev/null
+/*
+ * Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
+ * Copyright © 2008 Red Hat, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Soft-
+ * ware"), to deal in the Software without restriction, including without
+ * limitation the rights to use, copy, modify, merge, publish, distribute,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, provided that the above copyright
+ * notice(s) and this permission notice appear in all copies of the Soft-
+ * ware and that both the above copyright notice(s) and this permission
+ * notice appear in supporting documentation.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
+ * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
+ * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
+ * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
+ * QUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFOR-
+ * MANCE OF THIS SOFTWARE.
+ *
+ * Except as contained in this notice, the name of a copyright holder shall
+ * not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization of
+ * the copyright holder.
+ *
+ * Authors:
+ * Kevin E. Martin <kevin@precisioninsight.com>
+ * Brian Paul <brian@precisioninsight.com>
+ * Kristian Høgsberg (krh@redhat.com)
+ */
+
+#ifdef GLX_DIRECT_RENDERING
+
+#include <unistd.h>
+#include <dlfcn.h>
+#include "glheader.h"
+#include "glxclient.h"
+#include "glcontextmodes.h"
+#include "dri_common.h"
+
+#ifndef RTLD_NOW
+#define RTLD_NOW 0
+#endif
+#ifndef RTLD_GLOBAL
+#define RTLD_GLOBAL 0
+#endif
+
+_X_HIDDEN void InfoMessageF(const char *f, ...)
+{
+ va_list args;
+ const char *env;
+
+ if ((env = getenv("LIBGL_DEBUG")) && strstr(env, "verbose")) {
+ fprintf(stderr, "libGL: ");
+ va_start(args, f);
+ vfprintf(stderr, f, args);
+ va_end(args);
+ }
+}
+
+/**
+ * Print error to stderr, unless LIBGL_DEBUG=="quiet".
+ */
+_X_HIDDEN void ErrorMessageF(const char *f, ...)
+{
+ va_list args;
+ const char *env;
+
+ if ((env = getenv("LIBGL_DEBUG")) && !strstr(env, "quiet")) {
+ fprintf(stderr, "libGL error: ");
+ va_start(args, f);
+ vfprintf(stderr, f, args);
+ va_end(args);
+ }
+}
+
+#ifndef DEFAULT_DRIVER_DIR
+/* this is normally defined in Mesa/configs/default with DRI_DRIVER_SEARCH_PATH */
+#define DEFAULT_DRIVER_DIR "/usr/local/lib/dri"
+#endif
+
+/**
+ * Try to \c dlopen the named driver.
+ *
+ * This function adds the "_dri.so" suffix to the driver name and searches the
+ * directories specified by the \c LIBGL_DRIVERS_PATH environment variable in
+ * order to find the driver.
+ *
+ * \param driverName - a name like "tdfx", "i810", "mga", etc.
+ *
+ * \returns
+ * A handle from \c dlopen, or \c NULL if driver file not found.
+ */
+_X_HIDDEN void *driOpenDriver(const char *driverName)
+{
+ void *glhandle, *handle;
+ const char *libPaths, *p, *next;
+ char realDriverName[200];
+ int len;
+
+ /* Attempt to make sure libGL symbols will be visible to the driver */
+ glhandle = dlopen("libGL.so.1", RTLD_NOW | RTLD_GLOBAL);
+
+ libPaths = NULL;
+ if (geteuid() == getuid()) {
+ /* don't allow setuid apps to use LIBGL_DRIVERS_PATH */
+ libPaths = getenv("LIBGL_DRIVERS_PATH");
+ if (!libPaths)
+ libPaths = getenv("LIBGL_DRIVERS_DIR"); /* deprecated */
+ }
+ if (libPaths == NULL)
+ libPaths = DEFAULT_DRIVER_DIR;
+
+ handle = NULL;
+ for (p = libPaths; *p; p = next) {
+ next = strchr(p, ':');
+ if (next == NULL) {
+ len = strlen(p);
+ next = p + len;
+ } else {
+ len = next - p;
+ next++;
+ }
+
+#ifdef GLX_USE_TLS
+ snprintf(realDriverName, sizeof realDriverName,
+ "%.*s/tls/%s_dri.so", len, p, driverName);
+ InfoMessageF("OpenDriver: trying %s\n", realDriverName);
+ handle = dlopen(realDriverName, RTLD_NOW | RTLD_GLOBAL);
+#endif
+
+ if ( handle == NULL ) {
+ snprintf(realDriverName, sizeof realDriverName,
+ "%.*s/%s_dri.so", len, p, driverName);
+ InfoMessageF("OpenDriver: trying %s\n", realDriverName);
+ handle = dlopen(realDriverName, RTLD_NOW | RTLD_GLOBAL);
+ }
+
+ if ( handle != NULL )
+ break;
+ else
+ ErrorMessageF("dlopen %s failed (%s)\n", realDriverName, dlerror());
+ }
+
+ if (!handle)
+ ErrorMessageF("unable to load driver: %s_dri.so\n", driverName);
+
+ if (glhandle)
+ dlclose(glhandle);
+
+ return handle;
+}
+
+_X_HIDDEN const __DRIsystemTimeExtension systemTimeExtension = {
+ { __DRI_SYSTEM_TIME, __DRI_SYSTEM_TIME_VERSION },
+ __glXGetUST,
+ __driGetMscRateOML
+};
+
+#define __ATTRIB(attrib, field) \
+ { attrib, offsetof(__GLcontextModes, field) }
+
+static const struct { unsigned int attrib, offset; } attribMap[] = {
+ __ATTRIB(__DRI_ATTRIB_BUFFER_SIZE, rgbBits),
+ __ATTRIB(__DRI_ATTRIB_LEVEL, level),
+ __ATTRIB(__DRI_ATTRIB_RED_SIZE, redBits),
+ __ATTRIB(__DRI_ATTRIB_GREEN_SIZE, greenBits),
+ __ATTRIB(__DRI_ATTRIB_BLUE_SIZE, blueBits),
+ __ATTRIB(__DRI_ATTRIB_ALPHA_SIZE, alphaBits),
+ __ATTRIB(__DRI_ATTRIB_DEPTH_SIZE, depthBits),
+ __ATTRIB(__DRI_ATTRIB_STENCIL_SIZE, stencilBits),
+ __ATTRIB(__DRI_ATTRIB_ACCUM_RED_SIZE, accumRedBits),
+ __ATTRIB(__DRI_ATTRIB_ACCUM_GREEN_SIZE, accumGreenBits),
+ __ATTRIB(__DRI_ATTRIB_ACCUM_BLUE_SIZE, accumBlueBits),
+ __ATTRIB(__DRI_ATTRIB_ACCUM_ALPHA_SIZE, accumAlphaBits),
+ __ATTRIB(__DRI_ATTRIB_SAMPLE_BUFFERS, sampleBuffers),
+ __ATTRIB(__DRI_ATTRIB_SAMPLES, samples),
+ __ATTRIB(__DRI_ATTRIB_DOUBLE_BUFFER, doubleBufferMode),
+ __ATTRIB(__DRI_ATTRIB_STEREO, stereoMode),
+ __ATTRIB(__DRI_ATTRIB_AUX_BUFFERS, numAuxBuffers),
+#if 0
+ __ATTRIB(__DRI_ATTRIB_TRANSPARENT_TYPE, transparentPixel),
+ __ATTRIB(__DRI_ATTRIB_TRANSPARENT_INDEX_VALUE, transparentIndex),
+ __ATTRIB(__DRI_ATTRIB_TRANSPARENT_RED_VALUE, transparentRed),
+ __ATTRIB(__DRI_ATTRIB_TRANSPARENT_GREEN_VALUE, transparentGreen),
+ __ATTRIB(__DRI_ATTRIB_TRANSPARENT_BLUE_VALUE, transparentBlue),
+ __ATTRIB(__DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE, transparentAlpha),
+ __ATTRIB(__DRI_ATTRIB_RED_MASK, redMask),
+ __ATTRIB(__DRI_ATTRIB_GREEN_MASK, greenMask),
+ __ATTRIB(__DRI_ATTRIB_BLUE_MASK, blueMask),
+ __ATTRIB(__DRI_ATTRIB_ALPHA_MASK, alphaMask),
+#endif
+ __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_WIDTH, maxPbufferWidth),
+ __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_HEIGHT, maxPbufferHeight),
+ __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_PIXELS, maxPbufferPixels),
+ __ATTRIB(__DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH, optimalPbufferWidth),
+ __ATTRIB(__DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT, optimalPbufferHeight),
+#if 0
+ __ATTRIB(__DRI_ATTRIB_SWAP_METHOD, swapMethod),
+#endif
+ __ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_RGB, bindToTextureRgb),
+ __ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_RGBA, bindToTextureRgba),
+ __ATTRIB(__DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE, bindToMipmapTexture),
+ __ATTRIB(__DRI_ATTRIB_YINVERTED, yInverted),
+};
+
+#define ARRAY_SIZE(a) (sizeof (a) / sizeof ((a)[0]))
+
+static int
+scalarEqual(__GLcontextModes *mode, unsigned int attrib, unsigned int value)
+{
+ unsigned int glxValue;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(attribMap); i++)
+ if (attribMap[i].attrib == attrib) {
+ glxValue = *(unsigned int *) ((char *) mode + attribMap[i].offset);
+ return glxValue == GLX_DONT_CARE || glxValue == value;
+ }
+
+ return GL_TRUE; /* Is a non-existing attribute equal to value? */
+}
+
+static int
+driConfigEqual(const __DRIcoreExtension *core,
+ __GLcontextModes *modes, const __DRIconfig *driConfig)
+{
+ unsigned int attrib, value, glxValue;
+ int i;
+
+ i = 0;
+ while (core->indexConfigAttrib(driConfig, i++, &attrib, &value)) {
+ switch (attrib) {
+ case __DRI_ATTRIB_RENDER_TYPE:
+ glxValue = 0;
+ if (value & __DRI_ATTRIB_RGBA_BIT) {
+ glxValue |= GLX_RGBA_BIT;
+ } else if (value & __DRI_ATTRIB_COLOR_INDEX_BIT) {
+ glxValue |= GLX_COLOR_INDEX_BIT;
+ }
+ if (glxValue != modes->renderType)
+ return GL_FALSE;
+ break;
+
+ case __DRI_ATTRIB_CONFIG_CAVEAT:
+ if (value & __DRI_ATTRIB_NON_CONFORMANT_CONFIG)
+ glxValue = GLX_NON_CONFORMANT_CONFIG;
+ else if (value & __DRI_ATTRIB_SLOW_BIT)
+ glxValue = GLX_SLOW_CONFIG;
+ else
+ glxValue = GLX_NONE;
+ if (glxValue != modes->visualRating)
+ return GL_FALSE;
+ break;
+
+ case __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS:
+ glxValue = 0;
+ if (value & __DRI_ATTRIB_TEXTURE_1D_BIT)
+ glxValue |= GLX_TEXTURE_1D_BIT_EXT;
+ if (value & __DRI_ATTRIB_TEXTURE_2D_BIT)
+ glxValue |= GLX_TEXTURE_2D_BIT_EXT;
+ if (value & __DRI_ATTRIB_TEXTURE_RECTANGLE_BIT)
+ glxValue |= GLX_TEXTURE_RECTANGLE_BIT_EXT;
+ if (modes->bindToTextureTargets != GLX_DONT_CARE &&
+ glxValue != modes->bindToTextureTargets)
+ return GL_FALSE;
+ break;
+
+ default:
+ if (!scalarEqual(modes, attrib, value))
+ return GL_FALSE;
+ }
+ }
+
+ return GL_TRUE;
+}
+
+static __GLcontextModes *
+createDriMode(const __DRIcoreExtension *core,
+ __GLcontextModes *modes, const __DRIconfig **driConfigs)
+{
+ __GLXDRIconfigPrivate *config;
+ int i;
+
+ for (i = 0; driConfigs[i]; i++) {
+ if (driConfigEqual(core, modes, driConfigs[i]))
+ break;
+ }
+
+ if (driConfigs[i] == NULL)
+ return NULL;
+
+ config = Xmalloc(sizeof *config);
+ if (config == NULL)
+ return NULL;
+
+ config->modes = *modes;
+ config->driConfig = driConfigs[i];
+
+ return &config->modes;
+}
+
+_X_HIDDEN __GLcontextModes *
+driConvertConfigs(const __DRIcoreExtension *core,
+ __GLcontextModes *modes, const __DRIconfig **configs)
+{
+ __GLcontextModes head, *tail, *m;
+
+ tail = &head;
+ head.next = NULL;
+ for (m = modes; m; m = m->next) {
+ tail->next = createDriMode(core, m, configs);
+ if (tail->next == NULL) {
+ /* no matching dri config for m */
+ continue;
+ }
+
+
+ tail = tail->next;
+ }
+
+ _gl_context_modes_destroy(modes);
+
+ return head.next;
+}
+
+_X_HIDDEN void
+driBindExtensions(__GLXscreenConfigs *psc)
+{
+ const __DRIextension **extensions;
+ int i;
+
+ extensions = psc->core->getExtensions(psc->__driScreen);
+
+ for (i = 0; extensions[i]; i++) {
+#ifdef __DRI_COPY_SUB_BUFFER
+ if (strcmp(extensions[i]->name, __DRI_COPY_SUB_BUFFER) == 0) {
+ psc->copySubBuffer = (__DRIcopySubBufferExtension *) extensions[i];
+ __glXEnableDirectExtension(psc, "GLX_MESA_copy_sub_buffer_bit");
+ }
+#endif
+
+#ifdef __DRI_SWAP_CONTROL
+ if (strcmp(extensions[i]->name, __DRI_SWAP_CONTROL) == 0) {
+ psc->swapControl = (__DRIswapControlExtension *) extensions[i];
+ __glXEnableDirectExtension(psc, "GLX_SGI_swap_control");
+ __glXEnableDirectExtension(psc, "GLX_MESA_swap_control");
+ }
+#endif
+
+#ifdef __DRI_ALLOCATE
+ if (strcmp(extensions[i]->name, __DRI_ALLOCATE) == 0) {
+ psc->allocate = (__DRIallocateExtension *) extensions[i];
+ __glXEnableDirectExtension(psc, "GLX_MESA_allocate_memory");
+ }
+#endif
+
+#ifdef __DRI_FRAME_TRACKING
+ if (strcmp(extensions[i]->name, __DRI_FRAME_TRACKING) == 0) {
+ psc->frameTracking = (__DRIframeTrackingExtension *) extensions[i];
+ __glXEnableDirectExtension(psc, "GLX_MESA_swap_frame_usage");
+ }
+#endif
+
+#ifdef __DRI_MEDIA_STREAM_COUNTER
+ if (strcmp(extensions[i]->name, __DRI_MEDIA_STREAM_COUNTER) == 0) {
+ psc->msc = (__DRImediaStreamCounterExtension *) extensions[i];
+ __glXEnableDirectExtension(psc, "GLX_SGI_video_sync");
+ }
+#endif
+
+#ifdef __DRI_SWAP_BUFFER_COUNTER
+ /* No driver supports this at this time and the extension is
+ * not defined in dri_interface.h. Will enable
+ * GLX_OML_sync_control if implemented. */
+#endif
+
+#ifdef __DRI_READ_DRAWABLE
+ if (strcmp(extensions[i]->name, __DRI_READ_DRAWABLE) == 0) {
+ __glXEnableDirectExtension(psc, "GLX_SGI_make_current_read");
+ }
+#endif
+
+#ifdef __DRI_TEX_BUFFER
+ if (strcmp(extensions[i]->name, __DRI_TEX_BUFFER) == 0) {
+ psc->texBuffer = (__DRItexBufferExtension *) extensions[i];
+ __glXEnableDirectExtension(psc, "GLX_EXT_texture_from_pixmap");
+ }
+#endif
+
+ /* Ignore unknown extensions */
+ }
+}
+
+#endif /* GLX_DIRECT_RENDERING */
--- /dev/null
+/*
+ * Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
+ * Copyright © 2008 Red Hat, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Soft-
+ * ware"), to deal in the Software without restriction, including without
+ * limitation the rights to use, copy, modify, merge, publish, distribute,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, provided that the above copyright
+ * notice(s) and this permission notice appear in all copies of the Soft-
+ * ware and that both the above copyright notice(s) and this permission
+ * notice appear in supporting documentation.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
+ * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
+ * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
+ * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
+ * QUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFOR-
+ * MANCE OF THIS SOFTWARE.
+ *
+ * Except as contained in this notice, the name of a copyright holder shall
+ * not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization of
+ * the copyright holder.
+ *
+ * Authors:
+ * Kevin E. Martin <kevin@precisioninsight.com>
+ * Brian Paul <brian@precisioninsight.com>
+ * Kristian Høgsberg (krh@redhat.com)
+ */
+
+#ifndef _DRI_COMMON_H
+#define _DRI_COMMON_H
+
+typedef struct __GLXDRIconfigPrivateRec __GLXDRIconfigPrivate;
+
+struct __GLXDRIconfigPrivateRec {
+ __GLcontextModes modes;
+ const __DRIconfig *driConfig;
+};
+
+extern __GLcontextModes *
+driConvertConfigs(const __DRIcoreExtension *core,
+ __GLcontextModes *modes, const __DRIconfig **configs);
+
+extern const __DRIsystemTimeExtension systemTimeExtension;
+
+extern void InfoMessageF(const char *f, ...);
+
+extern void ErrorMessageF(const char *f, ...);
+
+extern void *driOpenDriver(const char *driverName);
+
+extern void driBindExtensions(__GLXscreenConfigs *psc);
+
+#endif /* _DRI_COMMON_H */
#ifdef GLX_DIRECT_RENDERING
-#include <unistd.h>
#include <X11/Xlib.h>
#include <X11/extensions/Xfixes.h>
#include <X11/extensions/Xdamage.h>
#include <sys/types.h>
#include <sys/mman.h>
#include "xf86drm.h"
-
-#ifndef RTLD_NOW
-#define RTLD_NOW 0
-#endif
-#ifndef RTLD_GLOBAL
-#define RTLD_GLOBAL 0
-#endif
+#include "dri_common.h"
typedef struct __GLXDRIdisplayPrivateRec __GLXDRIdisplayPrivate;
typedef struct __GLXDRIcontextPrivateRec __GLXDRIcontextPrivate;
-typedef struct __GLXDRIconfigPrivateRec __GLXDRIconfigPrivate;
struct __GLXDRIdisplayPrivateRec {
__GLXDRIdisplay base;
__GLXscreenConfigs *psc;
};
-struct __GLXDRIconfigPrivateRec {
- __GLcontextModes modes;
- const __DRIconfig *driConfig;
-};
-
-#ifndef DEFAULT_DRIVER_DIR
-/* this is normally defined in Mesa/configs/default with DRI_DRIVER_SEARCH_PATH */
-#define DEFAULT_DRIVER_DIR "/usr/local/lib/dri"
-#endif
-
-static void InfoMessageF(const char *f, ...)
-{
- va_list args;
- const char *env;
-
- if ((env = getenv("LIBGL_DEBUG")) && strstr(env, "verbose")) {
- fprintf(stderr, "libGL: ");
- va_start(args, f);
- vfprintf(stderr, f, args);
- va_end(args);
- }
-}
-
-extern void ErrorMessageF(const char *f, ...);
-
-/**
- * Print error to stderr, unless LIBGL_DEBUG=="quiet".
- */
-_X_HIDDEN void ErrorMessageF(const char *f, ...)
-{
- va_list args;
- const char *env;
-
- if ((env = getenv("LIBGL_DEBUG")) && !strstr(env, "quiet")) {
- fprintf(stderr, "libGL error: ");
- va_start(args, f);
- vfprintf(stderr, f, args);
- va_end(args);
- }
-}
-
-extern void *driOpenDriver(const char *driverName);
-
-/**
- * Try to \c dlopen the named driver.
- *
- * This function adds the "_dri.so" suffix to the driver name and searches the
- * directories specified by the \c LIBGL_DRIVERS_PATH environment variable in
- * order to find the driver.
- *
- * \param driverName - a name like "tdfx", "i810", "mga", etc.
- *
- * \returns
- * A handle from \c dlopen, or \c NULL if driver file not found.
- */
-_X_HIDDEN void *driOpenDriver(const char *driverName)
-{
- void *glhandle, *handle;
- const char *libPaths, *p, *next;
- char realDriverName[200];
- int len;
-
- /* Attempt to make sure libGL symbols will be visible to the driver */
- glhandle = dlopen("libGL.so.1", RTLD_NOW | RTLD_GLOBAL);
-
- libPaths = NULL;
- if (geteuid() == getuid()) {
- /* don't allow setuid apps to use LIBGL_DRIVERS_PATH */
- libPaths = getenv("LIBGL_DRIVERS_PATH");
- if (!libPaths)
- libPaths = getenv("LIBGL_DRIVERS_DIR"); /* deprecated */
- }
- if (libPaths == NULL)
- libPaths = DEFAULT_DRIVER_DIR;
-
- handle = NULL;
- for (p = libPaths; *p; p = next) {
- next = strchr(p, ':');
- if (next == NULL) {
- len = strlen(p);
- next = p + len;
- } else {
- len = next - p;
- next++;
- }
-
-#ifdef GLX_USE_TLS
- snprintf(realDriverName, sizeof realDriverName,
- "%.*s/tls/%s_dri.so", len, p, driverName);
- InfoMessageF("OpenDriver: trying %s\n", realDriverName);
- handle = dlopen(realDriverName, RTLD_NOW | RTLD_GLOBAL);
-#endif
-
- if ( handle == NULL ) {
- snprintf(realDriverName, sizeof realDriverName,
- "%.*s/%s_dri.so", len, p, driverName);
- InfoMessageF("OpenDriver: trying %s\n", realDriverName);
- handle = dlopen(realDriverName, RTLD_NOW | RTLD_GLOBAL);
- }
-
- if ( handle != NULL )
- break;
- else
- ErrorMessageF("dlopen %s failed (%s)\n", realDriverName, dlerror());
- }
-
- if (!handle)
- ErrorMessageF("unable to load driver: %s_dri.so\n", driverName);
-
- if (glhandle)
- dlclose(glhandle);
-
- return handle;
-}
-
-
/*
* Given a display pointer and screen number, determine the name of
* the DRI driver for the screen. (I.e. "r128", "tdfx", etc).
* Return True for success, False for failure.
*/
-static Bool GetDriverName(Display *dpy, int scrNum, char **driverName)
+static Bool driGetDriverName(Display *dpy, int scrNum, char **driverName)
{
int directCapable;
Bool b;
return True;
}
-
-/*
- * Given a display pointer and screen number, return a __DRIdriver handle.
- * Return NULL if anything goes wrong.
- */
-static void *driGetDriver(Display *dpy, int scrNum)
-{
- char *driverName;
- void *ret;
-
- if (GetDriverName(dpy, scrNum, &driverName)) {
- ret = driOpenDriver(driverName);
- if (driverName)
- Xfree(driverName);
- return ret;
- }
- return NULL;
-}
-
/*
* Exported function for querying the DRI driver for a given screen.
*
PUBLIC const char *glXGetScreenDriver (Display *dpy, int scrNum) {
static char ret[32];
char *driverName;
- if (GetDriverName(dpy, scrNum, &driverName)) {
+ if (driGetDriverName(dpy, scrNum, &driverName)) {
int len;
if (!driverName)
return NULL;
return NULL;
}
-
/*
* Exported function for obtaining a driver's option list (UTF-8 encoded XML).
*
return NULL;
}
-extern void
-driFilterModes(__GLcontextModes ** server_modes,
- const __GLcontextModes * driver_modes);
-
-_X_HIDDEN void
-driFilterModes(__GLcontextModes ** server_modes,
- const __GLcontextModes * driver_modes)
-{
- __GLcontextModes * m;
- __GLcontextModes ** prev_next;
- const __GLcontextModes * check;
-
- if (driver_modes == NULL) {
- fprintf(stderr, "libGL warning: 3D driver returned no fbconfigs.\n");
- return;
- }
-
- /* For each mode in server_modes, check to see if a matching mode exists
- * in driver_modes. If not, then the mode is not available.
- */
-
- prev_next = server_modes;
- for ( m = *prev_next ; m != NULL ; m = *prev_next ) {
- GLboolean do_delete = GL_TRUE;
-
- for ( check = driver_modes ; check != NULL ; check = check->next ) {
- if ( _gl_context_modes_are_same( m, check ) ) {
- do_delete = GL_FALSE;
- break;
- }
- }
-
- /* The 3D has to support all the modes that match the GLX visuals
- * sent from the X server.
- */
- if ( do_delete && (m->visualID != 0) ) {
- do_delete = GL_FALSE;
-
- /* don't warn for this visual (Novell #247471 / X.Org #6689) */
- if (m->visualRating != GLX_NON_CONFORMANT_CONFIG) {
- fprintf(stderr, "libGL warning: 3D driver claims to not "
- "support visual 0x%02x\n", m->visualID);
- }
- }
-
- if ( do_delete ) {
- *prev_next = m->next;
-
- m->next = NULL;
- _gl_context_modes_destroy( m );
- }
- else {
- prev_next = & m->next;
- }
- }
-}
-
#ifdef XDAMAGE_1_1_INTERFACE
static GLboolean has_damage_post(Display *dpy)
numBackClipRects, pBackClipRects);
}
-_X_HIDDEN const __DRIsystemTimeExtension systemTimeExtension = {
- { __DRI_SYSTEM_TIME, __DRI_SYSTEM_TIME_VERSION },
- __glXGetUST,
- __driGetMscRateOML,
-};
-
static const __DRIgetDrawableInfoExtension getDrawableInfoExtension = {
{ __DRI_GET_DRAWABLE_INFO, __DRI_GET_DRAWABLE_INFO_VERSION },
__glXDRIGetDrawableInfo
static const __DRIextension *loader_extensions[] = {
&systemTimeExtension.base,
&getDrawableInfoExtension.base,
-
#ifdef XDAMAGE_1_1_INTERFACE
&damageExtension.base,
#endif
-
NULL
};
-#define __ATTRIB(attrib, field) \
- { attrib, offsetof(__GLcontextModes, field) }
-
-static const struct { unsigned int attrib, offset; } attribMap[] = {
- __ATTRIB(__DRI_ATTRIB_BUFFER_SIZE, rgbBits),
- __ATTRIB(__DRI_ATTRIB_LEVEL, level),
- __ATTRIB(__DRI_ATTRIB_RED_SIZE, redBits),
- __ATTRIB(__DRI_ATTRIB_GREEN_SIZE, greenBits),
- __ATTRIB(__DRI_ATTRIB_BLUE_SIZE, blueBits),
- __ATTRIB(__DRI_ATTRIB_ALPHA_SIZE, alphaBits),
- __ATTRIB(__DRI_ATTRIB_DEPTH_SIZE, depthBits),
- __ATTRIB(__DRI_ATTRIB_STENCIL_SIZE, stencilBits),
- __ATTRIB(__DRI_ATTRIB_ACCUM_RED_SIZE, accumRedBits),
- __ATTRIB(__DRI_ATTRIB_ACCUM_GREEN_SIZE, accumGreenBits),
- __ATTRIB(__DRI_ATTRIB_ACCUM_BLUE_SIZE, accumBlueBits),
- __ATTRIB(__DRI_ATTRIB_ACCUM_ALPHA_SIZE, accumAlphaBits),
- __ATTRIB(__DRI_ATTRIB_SAMPLE_BUFFERS, sampleBuffers),
- __ATTRIB(__DRI_ATTRIB_SAMPLES, samples),
- __ATTRIB(__DRI_ATTRIB_DOUBLE_BUFFER, doubleBufferMode),
- __ATTRIB(__DRI_ATTRIB_STEREO, stereoMode),
- __ATTRIB(__DRI_ATTRIB_AUX_BUFFERS, numAuxBuffers),
-#if 0
- __ATTRIB(__DRI_ATTRIB_TRANSPARENT_TYPE, transparentPixel),
- __ATTRIB(__DRI_ATTRIB_TRANSPARENT_INDEX_VALUE, transparentIndex),
- __ATTRIB(__DRI_ATTRIB_TRANSPARENT_RED_VALUE, transparentRed),
- __ATTRIB(__DRI_ATTRIB_TRANSPARENT_GREEN_VALUE, transparentGreen),
- __ATTRIB(__DRI_ATTRIB_TRANSPARENT_BLUE_VALUE, transparentBlue),
- __ATTRIB(__DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE, transparentAlpha),
- __ATTRIB(__DRI_ATTRIB_RED_MASK, redMask),
- __ATTRIB(__DRI_ATTRIB_GREEN_MASK, greenMask),
- __ATTRIB(__DRI_ATTRIB_BLUE_MASK, blueMask),
- __ATTRIB(__DRI_ATTRIB_ALPHA_MASK, alphaMask),
-#endif
- __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_WIDTH, maxPbufferWidth),
- __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_HEIGHT, maxPbufferHeight),
- __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_PIXELS, maxPbufferPixels),
- __ATTRIB(__DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH, optimalPbufferWidth),
- __ATTRIB(__DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT, optimalPbufferHeight),
-#if 0
- __ATTRIB(__DRI_ATTRIB_SWAP_METHOD, swapMethod),
-#endif
- __ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_RGB, bindToTextureRgb),
- __ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_RGBA, bindToTextureRgba),
- __ATTRIB(__DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE, bindToMipmapTexture),
- __ATTRIB(__DRI_ATTRIB_YINVERTED, yInverted),
-};
-
-#define ARRAY_SIZE(a) (sizeof (a) / sizeof ((a)[0]))
-
-static int
-scalarEqual(__GLcontextModes *mode, unsigned int attrib, unsigned int value)
-{
- unsigned int glxValue;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(attribMap); i++)
- if (attribMap[i].attrib == attrib) {
- glxValue = *(unsigned int *) ((char *) mode + attribMap[i].offset);
- return glxValue == GLX_DONT_CARE || glxValue == value;
- }
-
- return GL_TRUE; /* Is a non-existing attribute equal to value? */
-}
-
-static int
-driConfigEqual(const __DRIcoreExtension *core,
- __GLcontextModes *modes, const __DRIconfig *driConfig)
-{
- unsigned int attrib, value, glxValue;
- int i;
-
- i = 0;
- while (core->indexConfigAttrib(driConfig, i++, &attrib, &value)) {
- switch (attrib) {
- case __DRI_ATTRIB_RENDER_TYPE:
- glxValue = 0;
- if (value & __DRI_ATTRIB_RGBA_BIT) {
- glxValue |= GLX_RGBA_BIT;
- } else if (value & __DRI_ATTRIB_COLOR_INDEX_BIT) {
- glxValue |= GLX_COLOR_INDEX_BIT;
- }
- if (glxValue != modes->renderType)
- return GL_FALSE;
- break;
-
- case __DRI_ATTRIB_CONFIG_CAVEAT:
- if (value & __DRI_ATTRIB_NON_CONFORMANT_CONFIG)
- glxValue = GLX_NON_CONFORMANT_CONFIG;
- else if (value & __DRI_ATTRIB_SLOW_BIT)
- glxValue = GLX_SLOW_CONFIG;
- else
- glxValue = GLX_NONE;
- if (glxValue != modes->visualRating)
- return GL_FALSE;
- break;
-
- case __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS:
- glxValue = 0;
- if (value & __DRI_ATTRIB_TEXTURE_1D_BIT)
- glxValue |= GLX_TEXTURE_1D_BIT_EXT;
- if (value & __DRI_ATTRIB_TEXTURE_2D_BIT)
- glxValue |= GLX_TEXTURE_2D_BIT_EXT;
- if (value & __DRI_ATTRIB_TEXTURE_RECTANGLE_BIT)
- glxValue |= GLX_TEXTURE_RECTANGLE_BIT_EXT;
- if (modes->bindToTextureTargets != GLX_DONT_CARE &&
- glxValue != modes->bindToTextureTargets)
- return GL_FALSE;
- break;
-
- default:
- if (!scalarEqual(modes, attrib, value))
- return GL_FALSE;
- }
- }
-
- return GL_TRUE;
-}
-
-static __GLcontextModes *
-createDriMode(const __DRIcoreExtension *core,
- __GLcontextModes *modes, const __DRIconfig **driConfigs)
-{
- __GLXDRIconfigPrivate *config;
- int i;
-
- for (i = 0; driConfigs[i]; i++) {
- if (driConfigEqual(core, modes, driConfigs[i]))
- break;
- }
-
- if (driConfigs[i] == NULL)
- return NULL;
-
- config = Xmalloc(sizeof *config);
- if (config == NULL)
- return NULL;
-
- config->modes = *modes;
- config->driConfig = driConfigs[i];
-
- return &config->modes;
-}
-
-extern __GLcontextModes *
-driConvertConfigs(const __DRIcoreExtension *core,
- __GLcontextModes *modes, const __DRIconfig **configs);
-
-_X_HIDDEN __GLcontextModes *
-driConvertConfigs(const __DRIcoreExtension *core,
- __GLcontextModes *modes, const __DRIconfig **configs)
-{
- __GLcontextModes head, *tail, *m;
-
- tail = &head;
- head.next = NULL;
- for (m = modes; m; m = m->next) {
- tail->next = createDriMode(core, m, configs);
- if (tail->next == NULL) {
- /* no matching dri config for m */
- continue;
- }
-
-
- tail = tail->next;
- }
-
- _gl_context_modes_destroy(modes);
-
- return head.next;
-}
-
/**
* Perform the required libGL-side initialization and call the client-side
* driver's \c __driCreateNewScreen function.
__DRIcontext *shared = NULL;
__GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) mode;
- if (psc && psc->driScreen) {
- if (shareList) {
- pcp_shared = (__GLXDRIcontextPrivate *) shareList->driContext;
- shared = pcp_shared->driContext;
- }
-
- pcp = Xmalloc(sizeof *pcp);
- if (pcp == NULL)
- return NULL;
+ if (!psc || !psc->driScreen)
+ return NULL;
- pcp->psc = psc;
- if (!XF86DRICreateContextWithConfig(psc->dpy, psc->scr,
- mode->visualID,
- &pcp->hwContextID, &hwContext)) {
- Xfree(pcp);
- return NULL;
- }
+ if (shareList) {
+ pcp_shared = (__GLXDRIcontextPrivate *) shareList->driContext;
+ shared = pcp_shared->driContext;
+ }
- pcp->driContext =
- (*psc->legacy->createNewContext)(psc->__driScreen,
- config->driConfig,
- renderType,
- shared,
- hwContext,
- pcp);
- if (pcp->driContext == NULL) {
- XF86DRIDestroyContext(psc->dpy, psc->scr, pcp->hwContextID);
- Xfree(pcp);
- return NULL;
- }
+ pcp = Xmalloc(sizeof *pcp);
+ if (pcp == NULL)
+ return NULL;
- pcp->base.destroyContext = driDestroyContext;
- pcp->base.bindContext = driBindContext;
- pcp->base.unbindContext = driUnbindContext;
+ pcp->psc = psc;
+ if (!XF86DRICreateContextWithConfig(psc->dpy, psc->scr,
+ mode->visualID,
+ &pcp->hwContextID, &hwContext)) {
+ Xfree(pcp);
+ return NULL;
+ }
- return &pcp->base;
+ pcp->driContext =
+ (*psc->legacy->createNewContext)(psc->__driScreen,
+ config->driConfig,
+ renderType,
+ shared,
+ hwContext,
+ pcp);
+ if (pcp->driContext == NULL) {
+ XF86DRIDestroyContext(psc->dpy, psc->scr, pcp->hwContextID);
+ Xfree(pcp);
+ return NULL;
}
- return NULL;
+ pcp->base.destroyContext = driDestroyContext;
+ pcp->base.bindContext = driBindContext;
+ pcp->base.unbindContext = driUnbindContext;
+
+ return &pcp->base;
}
static void driDestroyDrawable(__GLXDRIdrawable *pdraw)
dlclose(psc->driver);
}
-void
-driBindExtensions(__GLXscreenConfigs *psc);
-
static __GLXDRIscreen *driCreateScreen(__GLXscreenConfigs *psc, int screen,
__GLXdisplayPrivate *priv)
{
__GLXDRIdisplayPrivate *pdp;
__GLXDRIscreen *psp;
const __DRIextension **extensions;
+ char *driverName;
int i;
psp = Xmalloc(sizeof *psp);
/* Initialize per screen dynamic client GLX extensions */
psc->ext_list_first_time = GL_TRUE;
- psc->driver = driGetDriver(priv->dpy, screen);
+ if (!driGetDriverName(priv->dpy, screen, &driverName)) {
+ Xfree(psp);
+ return NULL;
+ }
+
+ psc->driver = driOpenDriver(driverName);
+ Xfree(driverName);
if (psc->driver == NULL) {
Xfree(psp);
return NULL;
projects / platform / upstream / mesa.git / commitdiff