From a01ee8ff0bdc9b80907f2fe48ebf1618ce2ded92 Mon Sep 17 00:00:00 2001
From: Brian <brian.paul@tungstengraphics.com>
Date: Mon, 21 May 2007 21:48:33 -0600
Subject: improve some comments, clean-up formatting

---
 src/mesa/main/teximage.h | 11 ++++++-----
 src/mesa/main/texobj.c   | 16 ++++++++++++----
 src/mesa/main/texobj.h   |  7 +++++--
 3 files changed, 23 insertions(+), 11 deletions(-)

(limited to 'src')

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 );
 
 /*@}*/
 
-- 
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