diff options
| -rw-r--r-- | src/mesa/drivers/common/driverfuncs.c | 1 | ||||
| -rw-r--r-- | src/mesa/main/dd.h | 8 | ||||
| -rw-r--r-- | src/mesa/vbo/vbo_exec_api.c | 3 |
3 files changed, 12 insertions, 0 deletions
diff --git a/src/mesa/drivers/common/driverfuncs.c b/src/mesa/drivers/common/driverfuncs.c index 33da9346caf..263d4025ff3 100644 --- a/src/mesa/drivers/common/driverfuncs.c +++ b/src/mesa/drivers/common/driverfuncs.c @@ -208,6 +208,7 @@ _mesa_init_driver_functions(struct dd_function_table *driver) driver->ProgramStringNotify = _tnl_program_string; driver->FlushVertices = NULL; driver->SaveFlushVertices = NULL; + driver->PrepareExecBegin = NULL; driver->NotifySaveBegin = NULL; driver->LightingSpaceChange = NULL; diff --git a/src/mesa/main/dd.h b/src/mesa/main/dd.h index 4e017ae3843..8607008dee6 100644 --- a/src/mesa/main/dd.h +++ b/src/mesa/main/dd.h @@ -861,6 +861,14 @@ struct dd_function_table { void (*SaveFlushVertices)( struct gl_context *ctx ); /** + * \brief Hook for drivers to prepare for a glBegin/glEnd block + * + * This hook is called in vbo_exec_Begin() before any action, including + * state updates, occurs. + */ + void (*PrepareExecBegin)( struct gl_context *ctx ); + + /** * Give the driver the opportunity to hook in its own vtxfmt for * compiling optimized display lists. This is called on each valid * glBegin() during list compilation. diff --git a/src/mesa/vbo/vbo_exec_api.c b/src/mesa/vbo/vbo_exec_api.c index 150589bec5e..5f3ed9d5db4 100644 --- a/src/mesa/vbo/vbo_exec_api.c +++ b/src/mesa/vbo/vbo_exec_api.c @@ -570,6 +570,9 @@ static void GLAPIENTRY vbo_exec_Begin( GLenum mode ) return; } + if (ctx->Driver.PrepareExecBegin) + ctx->Driver.PrepareExecBegin(ctx); + if (ctx->NewState) { _mesa_update_state( ctx ); |