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improved comments

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This commit is contained in:
Brian Paul 2006-08-25 15:42:37 +00:00
parent 3c54e8376d
commit f38ac5fbac
1 changed files with 18 additions and 5 deletions
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23
src/mesa/tnl/t_save_api.c
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@ -1,4 +1,3 @@
/* $XFree86$ */
/**************************************************************************
Copyright 2002 Tungsten Graphics Inc., Cedar Park, Texas.
@ -33,7 +32,8 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
/* Display list compiler attempts to store lists of vertices with the
/**
* The display list compiler attempts to store lists of vertices with the
* same vertex layout. Additionally it attempts to minimize the need
* for execute-time fixup of these vertex lists, allowing them to be
* cached on hardware.
@ -1265,8 +1265,16 @@ static void GLAPIENTRY _save_CallLists( GLsizei n, GLenum type, const GLvoid *v
/* This begin is hooked into ... Updating of
* ctx->Driver.CurrentSavePrimitive is already taken care of.
/**
* Called via ctx->Driver.NotifySaveBegin(ctx, mode) when we get a
* glBegin() call while compiling a display list.
* See save_Begin() in dlist.c
*
* This plugs in our special TNL-related display list functions.
* All subsequent glBegin/glVertex/glEnd()s found while compiling a
* display list will get routed to the functions in this file.
*
* Updating of ctx->Driver.CurrentSavePrimitive is already taken care of.
*/
static GLboolean _save_NotifyBegin( GLcontext *ctx, GLenum mode )
{
@ -1365,11 +1373,16 @@ static void GLAPIENTRY _save_EvalMesh2( GLenum mode, GLint i1, GLint i2,
_mesa_compile_error( ctx, GL_INVALID_OPERATION, "glEvalMesh2" );
}
/**
* This is only called if someone tries to compile nested glBegin()s
* in their display list.
*/
static void GLAPIENTRY _save_Begin( GLenum mode )
{
GET_CURRENT_CONTEXT( ctx );
(void) mode;
_mesa_compile_error( ctx, GL_INVALID_OPERATION, "Recursive glBegin" );
_mesa_compile_error(ctx, GL_INVALID_OPERATION,
"glBegin(called inside glBegin/End)");
}