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authorIan Romanick <ian.d.romanick@intel.com>2009-08-18 12:20:36 -0700
committerIan Romanick <ian.d.romanick@intel.com>2009-08-18 12:20:36 -0700
commita512985fd81c1ed4ccc5e69aaa05015cf7ff844d (patch)
tree69e6e898deaeaed2b4dfb5851707c68261c464de /src/mesa/main/viewport.c
parent0b5af41c6fae2809f4567a7cecbd207e5e4f3ab5 (diff)
parentc80bc3abcd3939e5e2d45aea4b01ff22bfec244b (diff)
Merge branch 'master' into asm-shader-rework-1
Conflicts: src/mesa/shader/arbprogparse.c
Diffstat (limited to 'src/mesa/main/viewport.c')
-rw-r--r--src/mesa/main/viewport.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mesa/main/viewport.c b/src/mesa/main/viewport.c
index 50e0402d27..309308c983 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;