Module: Mesa Branch: master Commit: b9f67df6e72e3a33b91c7d942aaa99622efd688c URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=b9f67df6e72e3a33b91c7d942aaa99622efd688c
Author: Brian Paul <[email protected]> Date: Tue Aug 11 15:46:46 2009 -0600 mesa: short-circuit no-change in _mesa_DepthRange() --- src/mesa/main/viewport.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/src/mesa/main/viewport.c b/src/mesa/main/viewport.c index 50e0402..309308c 100644 --- a/src/mesa/main/viewport.c +++ b/src/mesa/main/viewport.c @@ -120,6 +120,10 @@ _mesa_DepthRange(GLclampd nearval, GLclampd farval) if (MESA_VERBOSE&VERBOSE_API) _mesa_debug(ctx, "glDepthRange %f %f\n", nearval, farval); + if (ctx->Viewport.Near == nearval && + ctx->Viewport.Far == farval) + return; + ctx->Viewport.Near = (GLfloat) CLAMP(nearval, 0.0, 1.0); ctx->Viewport.Far = (GLfloat) CLAMP(farval, 0.0, 1.0); ctx->NewState |= _NEW_VIEWPORT; _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
