#include <stdarg.h>
#include "glxclient.h"
#include "dri_common.h"
+#include "loader.h"
#ifndef RTLD_NOW
#define RTLD_NOW 0
#endif
_X_HIDDEN void
-InfoMessageF(const char *f, ...)
+dri_message(int level, 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);
+ int threshold = _LOADER_WARNING;
+ const char *libgl_debug;
+
+ libgl_debug = getenv("LIBGL_DEBUG");
+ if (libgl_debug) {
+ if (strstr(libgl_debug, "quiet"))
+ threshold = _LOADER_FATAL;
+ else if (strstr(libgl_debug, "verbose"))
+ threshold = _LOADER_DEBUG;
}
-}
-/**
- * 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: ");
+ /* Note that the _LOADER_* levels are lower numbers for more severe. */
+ if (level <= threshold) {
+ fprintf(stderr, "libGL%s: ", level <= _LOADER_WARNING ? " 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"
+#ifndef GL_LIB_NAME
+#define GL_LIB_NAME "libGL.so.1"
#endif
+static const __DRIextension **
+driGetDriverExtensions(void *handle, const char *driver_name);
+
/**
* Try to \c dlopen the named driver.
*
* 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.
+ * \param driverName - a name like "i965", "radeon", "nouveau", etc.
+ * \param out_driver_handle - Address to return the resulting dlopen() handle.
*
* \returns
- * A handle from \c dlopen, or \c NULL if driver file not found.
+ * The __DRIextension entrypoint table for the driver, or \c NULL if driver
+ * file not found.
*/
-_X_HIDDEN void *
-driOpenDriver(const char *driverName)
+_X_HIDDEN const __DRIextension **
+driOpenDriver(const char *driverName, void **out_driver_handle)
{
void *glhandle, *handle;
const char *libPaths, *p, *next;
int len;
/* Attempt to make sure libGL symbols will be visible to the driver */
- glhandle = dlopen("libGL.so.1", RTLD_NOW | RTLD_GLOBAL);
+ glhandle = dlopen(GL_LIB_NAME, RTLD_NOW | RTLD_GLOBAL);
libPaths = NULL;
if (geteuid() == getuid()) {
if (handle != NULL)
break;
else
- ErrorMessageF("dlopen %s failed (%s)\n", realDriverName, dlerror());
+ InfoMessageF("dlopen %s failed (%s)\n", realDriverName, dlerror());
}
if (!handle)
if (glhandle)
dlclose(glhandle);
- return handle;
+ const __DRIextension **extensions = driGetDriverExtensions(handle,
+ driverName);
+ if (!extensions) {
+ dlclose(handle);
+ handle = NULL;
+ }
+
+ *out_driver_handle = handle;
+ return extensions;
+}
+
+static const __DRIextension **
+driGetDriverExtensions(void *handle, const char *driver_name)
+{
+ const __DRIextension **extensions = NULL;
+ const __DRIextension **(*get_extensions)(void);
+ char *get_extensions_name = loader_get_extensions_name(driver_name);
+
+ if (get_extensions_name) {
+ get_extensions = dlsym(handle, get_extensions_name);
+ if (get_extensions) {
+ free(get_extensions_name);
+ return get_extensions();
+ } else {
+ InfoMessageF("driver does not expose %s(): %s\n",
+ get_extensions_name, dlerror());
+ free(get_extensions_name);
+ }
+ }
+
+ extensions = dlsym(handle, __DRI_DRIVER_EXTENSIONS);
+ if (extensions == NULL) {
+ ErrorMessageF("driver exports no extensions (%s)\n", dlerror());
+ return NULL;
+ }
+
+ return extensions;
}
static GLboolean
{
__GLXDRIdrawable *glxDraw = loaderPrivate;
- return __glxGetMscRate(glxDraw, numerator, denominator);
+ return __glxGetMscRate(glxDraw->psc, numerator, denominator);
}
_X_HIDDEN const __DRIsystemTimeExtension systemTimeExtension = {
- {__DRI_SYSTEM_TIME, __DRI_SYSTEM_TIME_VERSION},
- __glXGetUST,
- __driGetMSCRate
+ .base = {__DRI_SYSTEM_TIME, 1 },
+
+ .getUST = __glXGetUST,
+ .getMSCRate = __driGetMSCRate
};
#define __ATTRIB(attrib, field) \
__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_RGB, bindToTextureRgb),
__ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_RGBA, bindToTextureRgba),
__ATTRIB(__DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE,
bindToMipmapTexture),
- __ATTRIB(__DRI_ATTRIB_YINVERTED, yInverted),};
+ __ATTRIB(__DRI_ATTRIB_YINVERTED, yInverted),
+ __ATTRIB(__DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE, sRGBCapable)
+};
static int
scalarEqual(struct glx_config *mode, unsigned int attrib, unsigned int value)
{
- unsigned int glxValue;
- int i;
+ unsigned glxValue, i;
for (i = 0; i < ARRAY_SIZE(attribMap); i++)
if (attribMap[i].attrib == attrib) {
if (value & __DRI_ATTRIB_RGBA_BIT) {
glxValue |= GLX_RGBA_BIT;
}
- else if (value & __DRI_ATTRIB_COLOR_INDEX_BIT) {
+ if (value & __DRI_ATTRIB_COLOR_INDEX_BIT) {
glxValue |= GLX_COLOR_INDEX_BIT;
}
+ if (value & __DRI_ATTRIB_FLOAT_BIT) {
+ glxValue |= GLX_RGBA_FLOAT_BIT_ARB;
+ }
+ if (value & __DRI_ATTRIB_UNSIGNED_FLOAT_BIT) {
+ glxValue |= GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT;
+ }
if (glxValue != config->renderType)
return GL_FALSE;
break;
return GL_FALSE;
break;
+ case __DRI_ATTRIB_SWAP_METHOD:
+ if (value == __DRI_ATTRIB_SWAP_EXCHANGE)
+ glxValue = GLX_SWAP_EXCHANGE_OML;
+ else if (value == __DRI_ATTRIB_SWAP_COPY)
+ glxValue = GLX_SWAP_COPY_OML;
+ else
+ glxValue = GLX_SWAP_UNDEFINED_OML;
+
+ if (!scalarEqual(config, attrib, glxValue))
+ return GL_FALSE;
+
+ break;
+
default:
if (!scalarEqual(config, attrib, value))
return GL_FALSE;
if (driConfigs[i] == NULL)
return NULL;
- driConfig = Xmalloc(sizeof *driConfig);
+ driConfig = malloc(sizeof *driConfig);
if (driConfig == NULL)
return NULL;
tail = tail->next;
}
- glx_config_destroy_list(configs);
-
return head.next;
}
free(configs);
}
+static struct glx_config *
+driInferDrawableConfig(struct glx_screen *psc, GLXDrawable draw)
+{
+ unsigned int fbconfig = 0;
+
+ if (__glXGetDrawableAttribute(psc->dpy, draw, GLX_FBCONFIG_ID, &fbconfig)) {
+ return glx_config_find_fbconfig(psc->configs, fbconfig);
+ }
+
+ return NULL;
+}
+
+_X_HIDDEN __GLXDRIdrawable *
+driFetchDrawable(struct glx_context *gc, GLXDrawable glxDrawable)
+{
+ struct glx_display *const priv = __glXInitialize(gc->psc->dpy);
+ __GLXDRIdrawable *pdraw;
+ struct glx_screen *psc;
+ struct glx_config *config = gc->config;
+
+ if (priv == NULL)
+ return NULL;
+
+ if (glxDrawable == None)
+ return NULL;
+
+ psc = priv->screens[gc->screen];
+ if (priv->drawHash == NULL)
+ return NULL;
+
+ if (__glxHashLookup(priv->drawHash, glxDrawable, (void *) &pdraw) == 0) {
+ pdraw->refcount ++;
+ return pdraw;
+ }
+
+ if (config == NULL)
+ config = driInferDrawableConfig(gc->psc, glxDrawable);
+ if (config == NULL)
+ return NULL;
+
+ pdraw = psc->driScreen->createDrawable(psc, glxDrawable, glxDrawable,
+ config);
+
+ if (pdraw == NULL) {
+ ErrorMessageF("failed to create drawable\n");
+ return NULL;
+ }
+
+ if (__glxHashInsert(priv->drawHash, glxDrawable, pdraw)) {
+ (*pdraw->destroyDrawable) (pdraw);
+ return NULL;
+ }
+ pdraw->refcount = 1;
+
+ return pdraw;
+}
+
+_X_HIDDEN void
+driReleaseDrawables(struct glx_context *gc)
+{
+ const struct glx_display *priv = gc->psc->display;
+ __GLXDRIdrawable *pdraw;
+
+ if (priv == NULL)
+ return;
+
+ if (__glxHashLookup(priv->drawHash,
+ gc->currentDrawable, (void *) &pdraw) == 0) {
+ if (pdraw->drawable == pdraw->xDrawable) {
+ pdraw->refcount --;
+ if (pdraw->refcount == 0) {
+ (*pdraw->destroyDrawable)(pdraw);
+ __glxHashDelete(priv->drawHash, gc->currentDrawable);
+ }
+ }
+ }
+
+ if (__glxHashLookup(priv->drawHash,
+ gc->currentReadable, (void *) &pdraw) == 0) {
+ if (pdraw->drawable == pdraw->xDrawable) {
+ pdraw->refcount --;
+ if (pdraw->refcount == 0) {
+ (*pdraw->destroyDrawable)(pdraw);
+ __glxHashDelete(priv->drawHash, gc->currentReadable);
+ }
+ }
+ }
+
+ gc->currentDrawable = None;
+ gc->currentReadable = None;
+
+}
+
+_X_HIDDEN bool
+dri2_convert_glx_attribs(unsigned num_attribs, const uint32_t *attribs,
+ unsigned *major_ver, unsigned *minor_ver,
+ uint32_t *render_type, uint32_t *flags, unsigned *api,
+ int *reset, int *release, unsigned *error)
+{
+ unsigned i;
+ bool got_profile = false;
+ uint32_t profile;
+
+ *major_ver = 1;
+ *minor_ver = 0;
+ *render_type = GLX_RGBA_TYPE;
+ *reset = __DRI_CTX_RESET_NO_NOTIFICATION;
+ *release = __DRI_CTX_RELEASE_BEHAVIOR_FLUSH;
+ *flags = 0;
+ *api = __DRI_API_OPENGL;
+
+ if (num_attribs == 0) {
+ return true;
+ }
+
+ /* This is actually an internal error, but what the heck.
+ */
+ if (attribs == NULL) {
+ *error = __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE;
+ return false;
+ }
+
+ for (i = 0; i < num_attribs; i++) {
+ switch (attribs[i * 2]) {
+ case GLX_CONTEXT_MAJOR_VERSION_ARB:
+ *major_ver = attribs[i * 2 + 1];
+ break;
+ case GLX_CONTEXT_MINOR_VERSION_ARB:
+ *minor_ver = attribs[i * 2 + 1];
+ break;
+ case GLX_CONTEXT_FLAGS_ARB:
+ *flags = attribs[i * 2 + 1];
+ break;
+ case GLX_CONTEXT_PROFILE_MASK_ARB:
+ profile = attribs[i * 2 + 1];
+ got_profile = true;
+ break;
+ case GLX_RENDER_TYPE:
+ *render_type = attribs[i * 2 + 1];
+ break;
+ case GLX_CONTEXT_RESET_NOTIFICATION_STRATEGY_ARB:
+ switch (attribs[i * 2 + 1]) {
+ case GLX_NO_RESET_NOTIFICATION_ARB:
+ *reset = __DRI_CTX_RESET_NO_NOTIFICATION;
+ break;
+ case GLX_LOSE_CONTEXT_ON_RESET_ARB:
+ *reset = __DRI_CTX_RESET_LOSE_CONTEXT;
+ break;
+ default:
+ *error = __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE;
+ return false;
+ }
+ break;
+ case GLX_CONTEXT_RELEASE_BEHAVIOR_ARB:
+ switch (attribs[i * 2 + 1]) {
+ case GLX_CONTEXT_RELEASE_BEHAVIOR_NONE_ARB:
+ *release = __DRI_CTX_RELEASE_BEHAVIOR_NONE;
+ break;
+ case GLX_CONTEXT_RELEASE_BEHAVIOR_FLUSH_ARB:
+ *release = __DRI_CTX_RELEASE_BEHAVIOR_FLUSH;
+ break;
+ default:
+ *error = __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE;
+ return false;
+ }
+ break;
+ default:
+ /* If an unknown attribute is received, fail.
+ */
+ *error = __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE;
+ return false;
+ }
+ }
+
+ if (!got_profile) {
+ if (*major_ver > 3 || (*major_ver == 3 && *minor_ver >= 2))
+ *api = __DRI_API_OPENGL_CORE;
+ } else {
+ switch (profile) {
+ case GLX_CONTEXT_CORE_PROFILE_BIT_ARB:
+ /* There are no profiles before OpenGL 3.2. The
+ * GLX_ARB_create_context_profile spec says:
+ *
+ * "If the requested OpenGL version is less than 3.2,
+ * GLX_CONTEXT_PROFILE_MASK_ARB is ignored and the functionality
+ * of the context is determined solely by the requested version."
+ */
+ *api = (*major_ver > 3 || (*major_ver == 3 && *minor_ver >= 2))
+ ? __DRI_API_OPENGL_CORE : __DRI_API_OPENGL;
+ break;
+ case GLX_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB:
+ *api = __DRI_API_OPENGL;
+ break;
+ case GLX_CONTEXT_ES_PROFILE_BIT_EXT:
+ if (*major_ver >= 3)
+ *api = __DRI_API_GLES3;
+ else if (*major_ver == 2 && *minor_ver == 0)
+ *api = __DRI_API_GLES2;
+ else if (*major_ver == 1 && *minor_ver < 2)
+ *api = __DRI_API_GLES;
+ else {
+ *error = __DRI_CTX_ERROR_BAD_API;
+ return false;
+ }
+ break;
+ default:
+ *error = __DRI_CTX_ERROR_BAD_API;
+ return false;
+ }
+ }
+
+ /* Unknown flag value.
+ */
+ if (*flags & ~(__DRI_CTX_FLAG_DEBUG | __DRI_CTX_FLAG_FORWARD_COMPATIBLE
+ | __DRI_CTX_FLAG_ROBUST_BUFFER_ACCESS)) {
+ *error = __DRI_CTX_ERROR_UNKNOWN_FLAG;
+ return false;
+ }
+
+ /* There are no forward-compatible contexts before OpenGL 3.0. The
+ * GLX_ARB_create_context spec says:
+ *
+ * "Forward-compatible contexts are defined only for OpenGL versions
+ * 3.0 and later."
+ */
+ if (*major_ver < 3 && (*flags & __DRI_CTX_FLAG_FORWARD_COMPATIBLE) != 0) {
+ *error = __DRI_CTX_ERROR_BAD_FLAG;
+ return false;
+ }
+
+ if (*major_ver >= 3 && *render_type == GLX_COLOR_INDEX_TYPE) {
+ *error = __DRI_CTX_ERROR_BAD_FLAG;
+ return false;
+ }
+
+ *error = __DRI_CTX_ERROR_SUCCESS;
+ return true;
+}
+
#endif /* GLX_DIRECT_RENDERING */
projects / mesa.git / blobdiff