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 ); /*@}*/ |