diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/main/teximage.h | 11 | ||||
| -rw-r--r-- | src/mesa/main/texobj.c | 16 | ||||
| -rw-r--r-- | src/mesa/main/texobj.h | 7 | 
3 files changed, 23 insertions, 11 deletions
| diff --git a/src/mesa/main/teximage.h b/src/mesa/main/teximage.h index 68457f4728..f2cad7eb2d 100644 --- a/src/mesa/main/teximage.h +++ b/src/mesa/main/teximage.h @@ -107,18 +107,19 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level,                           GLint width, GLint height, GLint depth, GLint border); -/* Lock a texture for updating.  See also _mesa_lock_context_textures(). +/** + * Lock a texture for updating.  See also _mesa_lock_context_textures().   */ -static INLINE void _mesa_lock_texture(GLcontext *ctx, -				      struct gl_texture_object *texObj) +static INLINE void +_mesa_lock_texture(GLcontext *ctx, struct gl_texture_object *texObj)  {     _glthread_LOCK_MUTEX(ctx->Shared->TexMutex);     ctx->Shared->TextureStateStamp++;     (void) texObj;  } -static INLINE void _mesa_unlock_texture(GLcontext *ctx, -					struct gl_texture_object *texObj) +static INLINE void +_mesa_unlock_texture(GLcontext *ctx, struct gl_texture_object *texObj)  {     _glthread_UNLOCK_MUTEX(ctx->Shared->TexMutex);  } diff --git a/src/mesa/main/texobj.c b/src/mesa/main/texobj.c index bd447ac068..65e1bc1357 100644 --- a/src/mesa/main/texobj.c +++ b/src/mesa/main/texobj.c @@ -1097,14 +1097,21 @@ _mesa_IsTexture( GLuint texture )     return t && t->Target;  } -/* Simplest implementation of texture locking: Grab the a new mutex in + +/** + * Simplest implementation of texture locking: Grab the a new mutex in   * the shared context.  Examine the shared context state timestamp and   * if there has been a change, set the appropriate bits in   * ctx->NewState.   * - * See also _mesa_lock/unlock_texture in texobj.h + * This is used to deal with synchronizing things when a texture object + * is used/modified by different contexts (or threads) which are sharing + * the texture. + * + * See also _mesa_lock/unlock_texture() in teximage.h   */ -void _mesa_lock_context_textures( GLcontext *ctx ) +void +_mesa_lock_context_textures( GLcontext *ctx )  {     _glthread_LOCK_MUTEX(ctx->Shared->TexMutex); @@ -1115,7 +1122,8 @@ void _mesa_lock_context_textures( GLcontext *ctx )  } -void _mesa_unlock_context_textures( GLcontext *ctx ) +void +_mesa_unlock_context_textures( GLcontext *ctx )  {     assert(ctx->Shared->TextureStateStamp == ctx->TextureStateTimestamp);     _glthread_UNLOCK_MUTEX(ctx->Shared->TexMutex); diff --git a/src/mesa/main/texobj.h b/src/mesa/main/texobj.h index ec7cf8cd86..2a2bde3601 100644 --- a/src/mesa/main/texobj.h +++ b/src/mesa/main/texobj.h @@ -61,8 +61,11 @@ extern void  _mesa_test_texobj_completeness( const GLcontext *ctx,                                  struct gl_texture_object *obj ); -extern void _mesa_unlock_context_textures( GLcontext *ctx ); -extern void _mesa_lock_context_textures( GLcontext *ctx ); +extern void +_mesa_unlock_context_textures( GLcontext *ctx ); + +extern void +_mesa_lock_context_textures( GLcontext *ctx );  /*@}*/ | 
