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Diffstat (limited to 'opengl/libs/hooks.h')
-rw-r--r-- | opengl/libs/hooks.h | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/opengl/libs/hooks.h b/opengl/libs/hooks.h deleted file mode 100644 index 63fb017..0000000 --- a/opengl/libs/hooks.h +++ /dev/null @@ -1,134 +0,0 @@ -/* - ** Copyright 2007, The Android Open Source Project - ** - ** Licensed under the Apache License, Version 2.0 (the "License"); - ** you may not use this file except in compliance with the License. - ** You may obtain a copy of the License at - ** - ** http://www.apache.org/licenses/LICENSE-2.0 - ** - ** Unless required by applicable law or agreed to in writing, software - ** distributed under the License is distributed on an "AS IS" BASIS, - ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - ** See the License for the specific language governing permissions and - ** limitations under the License. - */ - -#ifndef ANDROID_GLES_CM_HOOKS_H -#define ANDROID_GLES_CM_HOOKS_H - -#include <ctype.h> -#include <string.h> -#include <errno.h> - -#include <EGL/egl.h> -#include <GLES/gl.h> - -#define GL_LOGGER 0 -#if !defined(__arm__) -#define USE_SLOW_BINDING 1 -#else -#define USE_SLOW_BINDING 0 -#endif -#undef NELEM -#define NELEM(x) (sizeof(x)/sizeof(*(x))) -#define MAX_NUMBER_OF_GL_EXTENSIONS 32 - - -#if defined(HAVE_ANDROID_OS) && !USE_SLOW_BINDING && !GL_LOGGER && __OPTIMIZE__ -#define USE_FAST_TLS_KEY 1 -#else -#define USE_FAST_TLS_KEY 0 -#endif - -#if USE_FAST_TLS_KEY -# include <bionic_tls.h> /* special private C library header */ -#endif - -// ---------------------------------------------------------------------------- -namespace android { -// ---------------------------------------------------------------------------- - -// EGLDisplay are global, not attached to a given thread -const unsigned int NUM_DISPLAYS = 1; - -enum { - IMPL_HARDWARE = 0, - IMPL_SOFTWARE, - IMPL_CONTEXT_LOST, - IMPL_NO_CONTEXT, - - IMPL_NUM_IMPLEMENTATIONS -}; - -// ---------------------------------------------------------------------------- - -// GL / EGL hooks - -#undef GL_ENTRY -#undef EGL_ENTRY -#define GL_ENTRY(_r, _api, ...) _r (*_api)(__VA_ARGS__); -#define EGL_ENTRY(_r, _api, ...) _r (*_api)(__VA_ARGS__); - -struct gl_hooks_t { - struct gl_t { - #include "gl_entries.in" - } gl; - struct egl_t { - #include "egl_entries.in" - } egl; - struct gl_ext_t { - void (*extensions[MAX_NUMBER_OF_GL_EXTENSIONS])(void); - } ext; -}; -#undef GL_ENTRY -#undef EGL_ENTRY - - -// ---------------------------------------------------------------------------- - -extern gl_hooks_t gHooks[IMPL_NUM_IMPLEMENTATIONS]; -extern pthread_key_t gGLWrapperKey; - -#if USE_FAST_TLS_KEY - -// We have a dedicated TLS slot in bionic -static inline gl_hooks_t const * volatile * get_tls_hooks() { - volatile void *tls_base = __get_tls(); - gl_hooks_t const * volatile * tls_hooks = - reinterpret_cast<gl_hooks_t const * volatile *>(tls_base); - return tls_hooks; -} - -static inline void setGlThreadSpecific(gl_hooks_t const *value) { - gl_hooks_t const * volatile * tls_hooks = get_tls_hooks(); - tls_hooks[TLS_SLOT_OPENGL_API] = value; -} - -static gl_hooks_t const* getGlThreadSpecific() { - gl_hooks_t const * volatile * tls_hooks = get_tls_hooks(); - gl_hooks_t const* hooks = tls_hooks[TLS_SLOT_OPENGL_API]; - if (hooks) return hooks; - return &gHooks[IMPL_NO_CONTEXT]; -} - -#else - -static inline void setGlThreadSpecific(gl_hooks_t const *value) { - pthread_setspecific(gGLWrapperKey, value); -} - -static gl_hooks_t const* getGlThreadSpecific() { - gl_hooks_t const* hooks = static_cast<gl_hooks_t*>(pthread_getspecific(gGLWrapperKey)); - if (hooks) return hooks; - return &gHooks[IMPL_NO_CONTEXT]; -} - -#endif - - -// ---------------------------------------------------------------------------- -}; // namespace android -// ---------------------------------------------------------------------------- - -#endif /* ANDROID_GLES_CM_HOOKS_H */ |