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Diffstat (limited to 'third_party/rust/glslopt/glsl-optimizer/src/mapi')
-rw-r--r-- | third_party/rust/glslopt/glsl-optimizer/src/mapi/glapi/glapi.h | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/third_party/rust/glslopt/glsl-optimizer/src/mapi/glapi/glapi.h b/third_party/rust/glslopt/glsl-optimizer/src/mapi/glapi/glapi.h new file mode 100644 index 0000000000..b11fe46107 --- /dev/null +++ b/third_party/rust/glslopt/glsl-optimizer/src/mapi/glapi/glapi.h @@ -0,0 +1,188 @@ +/* + * Mesa 3-D graphics library + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * 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. + */ + + +/** + * \mainpage Mesa GL API Module + * + * \section GLAPIIntroduction Introduction + * + * The Mesa GL API module is responsible for dispatching all the + * gl*() functions. All GL functions are dispatched by jumping through + * the current dispatch table (basically a struct full of function + * pointers.) + * + * A per-thread current dispatch table and per-thread current context + * pointer are managed by this module too. + * + * This module is intended to be non-Mesa-specific so it can be used + * with the X/DRI libGL also. + */ + + +#ifndef _GLAPI_H +#define _GLAPI_H + +#include "util/macros.h" + + +#ifdef __cplusplus +extern "C" { +#endif + + +#ifdef _GLAPI_NO_EXPORTS +# define _GLAPI_EXPORT +#else /* _GLAPI_NO_EXPORTS */ +# ifdef _WIN32 +# ifdef _GLAPI_DLL_EXPORTS +# define _GLAPI_EXPORT __declspec(dllexport) +# else +# define _GLAPI_EXPORT __declspec(dllimport) +# endif +# elif defined(__GNUC__) +# define _GLAPI_EXPORT __attribute__((visibility("default"))) +# else +# define _GLAPI_EXPORT +# endif +#endif /* _GLAPI_NO_EXPORTS */ + + +typedef void (*_glapi_proc)(void); + +typedef void (*_glapi_nop_handler_proc)(const char *name); + +struct _glapi_table; + + +#if defined (USE_ELF_TLS) + +_GLAPI_EXPORT extern __thread struct _glapi_table * _glapi_tls_Dispatch + __attribute__((tls_model("initial-exec"))); + +_GLAPI_EXPORT extern __thread void * _glapi_tls_Context + __attribute__((tls_model("initial-exec"))); + +_GLAPI_EXPORT extern const struct _glapi_table *_glapi_Dispatch; +_GLAPI_EXPORT extern const void *_glapi_Context; + +# define GET_DISPATCH() _glapi_tls_Dispatch +# define GET_CURRENT_CONTEXT(C) struct gl_context *C = (struct gl_context *) _glapi_tls_Context + +#else + +_GLAPI_EXPORT extern struct _glapi_table *_glapi_Dispatch; +_GLAPI_EXPORT extern void *_glapi_Context; + +#define GET_DISPATCH() \ + (likely(_glapi_Dispatch) ? _glapi_Dispatch : _glapi_get_dispatch()) + +#define GET_CURRENT_CONTEXT(C) struct gl_context *C = (struct gl_context *) \ + (likely(_glapi_Context) ? _glapi_Context : _glapi_get_context()) + +#endif /* defined (USE_ELF_TLS) */ + + +_GLAPI_EXPORT void +_glapi_destroy_multithread(void); + + +_GLAPI_EXPORT void +_glapi_check_multithread(void); + + +_GLAPI_EXPORT void +_glapi_set_context(void *context); + + +_GLAPI_EXPORT void * +_glapi_get_context(void); + + +_GLAPI_EXPORT void +_glapi_set_dispatch(struct _glapi_table *dispatch); + + +_GLAPI_EXPORT struct _glapi_table * +_glapi_get_dispatch(void); + + +_GLAPI_EXPORT unsigned int +_glapi_get_dispatch_table_size(void); + + +_GLAPI_EXPORT int +_glapi_add_dispatch( const char * const * function_names, + const char * parameter_signature ); + +_GLAPI_EXPORT int +_glapi_get_proc_offset(const char *funcName); + + +_GLAPI_EXPORT _glapi_proc +_glapi_get_proc_address(const char *funcName); + + +_GLAPI_EXPORT const char * +_glapi_get_proc_name(unsigned int offset); + + +#if defined(GLX_USE_APPLEGL) || defined(GLX_USE_WINDOWSGL) +_GLAPI_EXPORT struct _glapi_table * +_glapi_create_table_from_handle(void *handle, const char *symbol_prefix); + +_GLAPI_EXPORT void +_glapi_table_patch(struct _glapi_table *, const char *name, void *wrapper); +#endif + + +_GLAPI_EXPORT void +_glapi_set_nop_handler(_glapi_nop_handler_proc func); + +/** Return pointer to new dispatch table filled with no-op functions */ +_GLAPI_EXPORT struct _glapi_table * +_glapi_new_nop_table(unsigned num_entries); + + +/** Deprecated function */ +_GLAPI_EXPORT unsigned long +_glthread_GetID(void); + + +/* + * These stubs are kept so that the old DRI drivers still load. + */ +_GLAPI_EXPORT void +_glapi_noop_enable_warnings(unsigned char enable); + + +_GLAPI_EXPORT void +_glapi_set_warning_func(_glapi_proc func); + + +#ifdef __cplusplus +} +#endif + +#endif /* _GLAPI_H */ |