diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/targets/egl-static/egl.c | 2 | ||||
| -rw-r--r-- | src/gallium/targets/egl-static/egl_st.c | 127 | ||||
| -rw-r--r-- | src/gallium/targets/egl-static/egl_st.h | 3 | ||||
| -rw-r--r-- | src/gallium/targets/egl-static/st_GL.c | 35 |
4 files changed, 148 insertions, 19 deletions
diff --git a/src/gallium/targets/egl-static/egl.c b/src/gallium/targets/egl-static/egl.c index eee97a5ca05..2caad0e1ee0 100644 --- a/src/gallium/targets/egl-static/egl.c +++ b/src/gallium/targets/egl-static/egl.c @@ -170,7 +170,7 @@ loader_fini(void) struct st_module *stmod = &st_modules[i]; if (stmod->stapi) { - stmod->stapi->destroy(stmod->stapi); + egl_st_destroy_api(stmod->stapi); stmod->stapi = NULL; } stmod->initialized = FALSE; diff --git a/src/gallium/targets/egl-static/egl_st.c b/src/gallium/targets/egl-static/egl_st.c index 3db52621def..81d7bb47568 100644 --- a/src/gallium/targets/egl-static/egl_st.c +++ b/src/gallium/targets/egl-static/egl_st.c @@ -29,52 +29,143 @@ #include "state_tracker/st_api.h" #include "egl_st.h" -/* for st/mesa */ +#if FEATURE_GL || FEATURE_ES1 || FEATURE_ES2 #include "state_tracker/st_gl_api.h" -/* for st/vega */ +#endif + +#if FEATURE_VG #include "vg_api.h" +#endif + +#if _EGL_EXTERNAL_GL + +#include "util/u_string.h" +#include "util/u_dl.h" +#include "egldriver.h" +#include "egllog.h" + +static struct util_dl_library *egl_st_gl_lib; + +static EGLBoolean +dlopen_gl_lib_cb(const char *dir, size_t len, void *callback_data) +{ + const char *name = (const char *) callback_data; + char path[1024]; + int ret; + + if (len) { + ret = util_snprintf(path, sizeof(path), "%.*s/%s" UTIL_DL_EXT, + len, dir, name); + } + else { + ret = util_snprintf(path, sizeof(path), "%s" UTIL_DL_EXT, name); + } + + if (ret > 0 && ret < sizeof(path)) { + egl_st_gl_lib = util_dl_open(path); + if (egl_st_gl_lib) + _eglLog(_EGL_DEBUG, "loaded %s", path); + } + + return !egl_st_gl_lib; +} static struct st_api * -st_GL_create_api(void) +load_gl(const char *name, const char *procname) { -#if FEATURE_GL || FEATURE_ES1 || FEATURE_ES2 - return st_gl_api_create(); -#else - return NULL; -#endif + struct st_api *(*create_api)(void); + struct st_api *stapi = NULL; + + _eglSearchPathForEach(dlopen_gl_lib_cb, (void *) name); + if (!egl_st_gl_lib) + return NULL; + + create_api = (struct st_api *(*)(void)) + util_dl_get_proc_address(egl_st_gl_lib, procname); + if (create_api) + stapi = create_api(); + + if (!stapi) { + util_dl_close(egl_st_gl_lib); + egl_st_gl_lib = NULL; + } + + return stapi; } static struct st_api * -st_OpenVG_create_api(void) +egl_st_load_gl(void) { -#if FEATURE_VG - return (struct st_api *) vg_api_get(); -#else - return NULL; -#endif + const char module[] = "st_GL"; + const char symbol[] = "st_api_create_OpenGL"; + struct st_api *stapi; + + stapi = load_gl(module, symbol); + + /* try again with libglapi.so loaded */ + if (!stapi) { + struct util_dl_library *glapi = util_dl_open("libglapi" UTIL_DL_EXT); + + if (glapi) { + _eglLog(_EGL_DEBUG, "retry with libglapi" UTIL_DL_EXT " loaded"); + + stapi = load_gl(module, symbol); + util_dl_close(glapi); + } + } + if (!stapi) + _eglLog(_EGL_WARNING, "unable to load %s" UTIL_DL_EXT, module); + + return stapi; } +#endif /* _EGL_EXTERNAL_GL */ + struct st_api * egl_st_create_api(enum st_api_type api) { - struct st_api *stapi; + struct st_api *stapi = NULL; switch (api) { case ST_API_OPENGL: - stapi = st_GL_create_api(); +#if FEATURE_GL || FEATURE_ES1 || FEATURE_ES2 +#if _EGL_EXTERNAL_GL + stapi = egl_st_load_gl(); +#else + stapi = st_gl_api_create(); +#endif +#endif break; case ST_API_OPENVG: - stapi = st_OpenVG_create_api(); +#if FEATURE_VG + stapi = (struct st_api *) vg_api_get(); +#endif break; default: assert(!"Unknown API Type\n"); - stapi = NULL; break; } return stapi; } +void +egl_st_destroy_api(struct st_api *stapi) +{ +#if _EGL_EXTERNAL_GL + boolean is_gl = (stapi->api == ST_API_OPENGL); + + stapi->destroy(stapi); + + if (is_gl) { + util_dl_close(egl_st_gl_lib); + egl_st_gl_lib = NULL; + } +#else + stapi->destroy(stapi); +#endif +} + uint egl_st_get_profile_mask(enum st_api_type api) { diff --git a/src/gallium/targets/egl-static/egl_st.h b/src/gallium/targets/egl-static/egl_st.h index ba82faf0b0e..7a3773c6ba2 100644 --- a/src/gallium/targets/egl-static/egl_st.h +++ b/src/gallium/targets/egl-static/egl_st.h @@ -34,6 +34,9 @@ struct st_api * egl_st_create_api(enum st_api_type api); +void +egl_st_destroy_api(struct st_api *stapi); + uint egl_st_get_profile_mask(enum st_api_type api); diff --git a/src/gallium/targets/egl-static/st_GL.c b/src/gallium/targets/egl-static/st_GL.c new file mode 100644 index 00000000000..d9ca834c267 --- /dev/null +++ b/src/gallium/targets/egl-static/st_GL.c @@ -0,0 +1,35 @@ +/* + * Mesa 3-D graphics library + * Version: 7.10 + * + * Copyright (C) 2011 LunarG Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Chia-I Wu <[email protected]> + */ +#include "state_tracker/st_gl_api.h" +#include "pipe/p_compiler.h" + +PUBLIC struct st_api * +st_api_create_OpenGL(void) +{ + return st_gl_api_create(); +} |