X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fglx%2Fdri_common.c;h=63c8de38c7c38277178b0419d4aef03d99c7cdef;hb=ab9ad9177981757e7f1d17c61fd123855620c875;hp=d6ce681d70e6b933b307ccfbb973e323cae1de53;hpb=80b280db883edc9550484dba03bd5c124b6a9bf9;p=mesa.git diff --git a/src/glx/dri_common.c b/src/glx/dri_common.c index d6ce681d70e..63c8de38c7c 100644 --- a/src/glx/dri_common.c +++ b/src/glx/dri_common.c @@ -39,8 +39,8 @@ #include #include #include "glxclient.h" -#include "glcontextmodes.h" #include "dri_common.h" +#include "loader.h" #ifndef RTLD_NOW #define RTLD_NOW 0 @@ -50,30 +50,23 @@ #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); @@ -92,7 +85,7 @@ ErrorMessageF(const char *f, ...) * 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. * * \returns * A handle from \c dlopen, or \c NULL if driver file not found. @@ -147,7 +140,7 @@ driOpenDriver(const char *driverName) if (handle != NULL) break; else - ErrorMessageF("dlopen %s failed (%s)\n", realDriverName, dlerror()); + InfoMessageF("dlopen %s failed (%s)\n", realDriverName, dlerror()); } if (!handle) @@ -159,14 +152,54 @@ driOpenDriver(const char *driverName) return handle; } +_X_HIDDEN const __DRIextension ** +driGetDriverExtensions(void *handle, const char *driver_name) +{ + const __DRIextension **extensions = NULL; + const __DRIextension **(*get_extensions)(void); + char *get_extensions_name; + + if (asprintf(&get_extensions_name, "%s_%s", + __DRI_DRIVER_GET_EXTENSIONS, driver_name) != -1) { + 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 +__driGetMSCRate(__DRIdrawable *draw, + int32_t * numerator, int32_t * denominator, + void *loaderPrivate) +{ + __GLXDRIdrawable *glxDraw = loaderPrivate; + + return __glxGetMscRate(glxDraw->psc, numerator, denominator); +} + _X_HIDDEN const __DRIsystemTimeExtension systemTimeExtension = { - {__DRI_SYSTEM_TIME, __DRI_SYSTEM_TIME_VERSION}, - __glXGetUST, - __driGetMscRateOML + .base = {__DRI_SYSTEM_TIME, 1 }, + + .getUST = __glXGetUST, + .getMSCRate = __driGetMSCRate }; #define __ATTRIB(attrib, field) \ - { attrib, offsetof(__GLcontextModes, field) } + { attrib, offsetof(struct glx_config, field) } static const struct { @@ -213,12 +246,12 @@ __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])) + __ATTRIB(__DRI_ATTRIB_YINVERTED, yInverted), + __ATTRIB(__DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE, sRGBCapable) +}; static int -scalarEqual(__GLcontextModes * mode, unsigned int attrib, unsigned int value) +scalarEqual(struct glx_config *mode, unsigned int attrib, unsigned int value) { unsigned int glxValue; int i; @@ -233,8 +266,8 @@ scalarEqual(__GLcontextModes * mode, unsigned int attrib, unsigned int value) } static int -driConfigEqual(const __DRIcoreExtension * core, - __GLcontextModes * modes, const __DRIconfig * driConfig) +driConfigEqual(const __DRIcoreExtension *core, + struct glx_config *config, const __DRIconfig *driConfig) { unsigned int attrib, value, glxValue; int i; @@ -247,10 +280,16 @@ driConfigEqual(const __DRIcoreExtension * core, 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 (glxValue != modes->renderType) + 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; @@ -261,7 +300,7 @@ driConfigEqual(const __DRIcoreExtension * core, glxValue = GLX_SLOW_CONFIG; else glxValue = GLX_NONE; - if (glxValue != modes->visualRating) + if (glxValue != config->visualRating) return GL_FALSE; break; @@ -273,13 +312,13 @@ driConfigEqual(const __DRIcoreExtension * core, 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) + if (config->bindToTextureTargets != GLX_DONT_CARE && + glxValue != config->bindToTextureTargets) return GL_FALSE; break; default: - if (!scalarEqual(modes, attrib, value)) + if (!scalarEqual(config, attrib, value)) return GL_FALSE; } } @@ -287,41 +326,41 @@ driConfigEqual(const __DRIcoreExtension * core, return GL_TRUE; } -static __GLcontextModes * +static struct glx_config * createDriMode(const __DRIcoreExtension * core, - __GLcontextModes * modes, const __DRIconfig ** driConfigs) + struct glx_config *config, const __DRIconfig **driConfigs) { - __GLXDRIconfigPrivate *config; + __GLXDRIconfigPrivate *driConfig; int i; for (i = 0; driConfigs[i]; i++) { - if (driConfigEqual(core, modes, driConfigs[i])) + if (driConfigEqual(core, config, driConfigs[i])) break; } if (driConfigs[i] == NULL) return NULL; - config = Xmalloc(sizeof *config); - if (config == NULL) + driConfig = malloc(sizeof *driConfig); + if (driConfig == NULL) return NULL; - config->modes = *modes; - config->driConfig = driConfigs[i]; + driConfig->base = *config; + driConfig->driConfig = driConfigs[i]; - return &config->modes; + return &driConfig->base; } -_X_HIDDEN __GLcontextModes * +_X_HIDDEN struct glx_config * driConvertConfigs(const __DRIcoreExtension * core, - __GLcontextModes * modes, const __DRIconfig ** configs) + struct glx_config *configs, const __DRIconfig **driConfigs) { - __GLcontextModes head, *tail, *m; + struct glx_config head, *tail, *m; tail = &head; head.next = NULL; - for (m = modes; m; m = m->next) { - tail->next = createDriMode(core, m, configs); + for (m = configs; m; m = m->next) { + tail->next = createDriMode(core, m, driConfigs); if (tail->next == NULL) { /* no matching dri config for m */ continue; @@ -331,120 +370,228 @@ driConvertConfigs(const __DRIcoreExtension * core, tail = tail->next; } - _gl_context_modes_destroy(modes); - return head.next; } -/* Bind DRI1 specific extensions */ _X_HIDDEN void -driBindExtensions(__GLXscreenConfigs *psc) +driDestroyConfigs(const __DRIconfig **configs) { - const __DRIextension **extensions; int i; - extensions = psc->core->getExtensions(psc->__driScreen); + for (i = 0; configs[i]; i++) + free((__DRIconfig *) configs[i]); + free(configs); +} - for (i = 0; extensions[i]; i++) { -#ifdef __DRI_SWAP_CONTROL - /* No DRI2 support for swap_control at the moment, since SwapBuffers - * is done by the X server */ - 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 +_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; -#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 + if (priv == NULL) + return NULL; -#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 + if (glxDrawable == None) + return NULL; + + psc = priv->screens[gc->screen]; + if (priv->drawHash == NULL) + return NULL; - /* Ignore unknown extensions */ + if (__glxHashLookup(priv->drawHash, glxDrawable, (void *) &pdraw) == 0) { + pdraw->refcount ++; + return pdraw; } -} -/* Bind DRI2 specific extensions */ -_X_HIDDEN void -dri2BindExtensions(__GLXscreenConfigs *psc) -{ - const __DRIextension **extensions; - int i; + pdraw = psc->driScreen->createDrawable(psc, glxDrawable, + glxDrawable, gc->config); - extensions = psc->core->getExtensions(psc->__driScreen); + if (pdraw == NULL) { + ErrorMessageF("failed to create drawable\n"); + return NULL; + } - for (i = 0; extensions[i]; i++) { -#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 + if (__glxHashInsert(priv->drawHash, glxDrawable, pdraw)) { + (*pdraw->destroyDrawable) (pdraw); + return NULL; + } + pdraw->refcount = 1; - __glXEnableDirectExtension(psc, "GLX_SGI_video_sync"); - __glXEnableDirectExtension(psc, "GLX_SGI_swap_control"); - __glXEnableDirectExtension(psc, "GLX_MESA_swap_control"); + return pdraw; +} - /* FIXME: if DRI2 version supports it... */ - __glXEnableDirectExtension(psc, "INTEL_swap_event"); +_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); + } + } + } -#ifdef __DRI2_FLUSH - if ((strcmp(extensions[i]->name, __DRI2_FLUSH) == 0)) { - psc->f = (__DRI2flushExtension *) extensions[i]; - /* internal driver extension, no GL extension exposed */ + 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); + } } -#endif } + + gc->currentDrawable = None; + gc->currentReadable = None; + } -/* Bind extensions common to DRI1 and DRI2 */ -_X_HIDDEN void -driBindCommonExtensions(__GLXscreenConfigs *psc) +_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, unsigned *error) { - const __DRIextension **extensions; - int i; + 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; + *flags = 0; + *api = __DRI_API_OPENGL; + + if (num_attribs == 0) { + return true; + } - extensions = psc->core->getExtensions(psc->__driScreen); + /* This is actually an internal error, but what the heck. + */ + if (attribs == NULL) { + *error = __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE; + return false; + } - for (i = 0; extensions[i]; i++) { -#ifdef __DRI_COPY_SUB_BUFFER - if (strcmp(extensions[i]->name, __DRI_COPY_SUB_BUFFER) == 0) { - psc->driCopySubBuffer = (__DRIcopySubBufferExtension *) extensions[i]; - __glXEnableDirectExtension(psc, "GLX_MESA_copy_sub_buffer"); + 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; + default: + /* If an unknown attribute is received, fail. + */ + *error = __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE; + return false; } -#endif + } -#ifdef __DRI_ALLOCATE - if (strcmp(extensions[i]->name, __DRI_ALLOCATE) == 0) { - psc->allocate = (__DRIallocateExtension *) extensions[i]; - __glXEnableDirectExtension(psc, "GLX_MESA_allocate_memory"); + 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_ES2_PROFILE_BIT_EXT: + *api = __DRI_API_GLES2; + break; + default: + *error = __DRI_CTX_ERROR_BAD_API; + return false; } -#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 + /* 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; + } -#ifdef __DRI_READ_DRAWABLE - if (strcmp(extensions[i]->name, __DRI_READ_DRAWABLE) == 0) { - __glXEnableDirectExtension(psc, "GLX_SGI_make_current_read"); - } -#endif + /* 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; + } - /* Ignore unknown extensions */ + if (*major_ver >= 3 && *render_type == GLX_COLOR_INDEX_TYPE) { + *error = __DRI_CTX_ERROR_BAD_FLAG; + return false; } + + /* The GLX_EXT_create_context_es2_profile spec says: + * + * "... If the version requested is 2.0, and the + * GLX_CONTEXT_ES2_PROFILE_BIT_EXT bit is set in the + * GLX_CONTEXT_PROFILE_MASK_ARB attribute (see below), then the context + * returned will implement OpenGL ES 2.0. This is the only way in which + * an implementation may request an OpenGL ES 2.0 context." + */ + if (*api == __DRI_API_GLES2 && (*major_ver != 2 || *minor_ver != 0)) { + *error = __DRI_CTX_ERROR_BAD_API; + return false; + } + + *error = __DRI_CTX_ERROR_SUCCESS; + return true; } #endif /* GLX_DIRECT_RENDERING */