Mesa (master): r600: update vport z & clipping when depth_clamp is changed

[Andre Maasikas]

Module: Mesa
Branch: master
Commit: 70ccca42515e01f8e6c01b39128721f31edba041
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=70ccca42515e01f8e6c01b39128721f31edba041

Author: Andre Maasikas <amaasi...@gmail.com>
Date:   Fri Jan 22 14:06:10 2010 +0200

r600: update vport z & clipping when depth_clamp is changed

fixes piglit depth_clamp

---

 src/mesa/drivers/dri/r600/r700_state.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/src/mesa/drivers/dri/r600/r700_state.c 
b/src/mesa/drivers/dri/r600/r700_state.c
index 3c8cb57..a795f62 100644
--- a/src/mesa/drivers/dri/r600/r700_state.c
+++ b/src/mesa/drivers/dri/r600/r700_state.c
@@ -59,6 +59,7 @@ static void r700SetClipPlaneState(GLcontext * ctx, GLenum 
cap, GLboolean state);
 static void r700UpdatePolygonMode(GLcontext * ctx);
 static void r700SetPolygonOffsetState(GLcontext * ctx, GLboolean state);
 static void r700SetStencilState(GLcontext * ctx, GLboolean state);
+static void r700UpdateWindow(GLcontext * ctx, int id);
 
 void r700UpdateShaders(GLcontext * ctx)
 {
@@ -780,6 +781,9 @@ static void r700Enable(GLcontext * ctx, GLenum cap, 
GLboolean state) //---------
        case GL_LINE_STIPPLE:
                r700UpdateLineStipple(ctx);
                break;
+       case GL_DEPTH_CLAMP:
+               r700UpdateWindow(ctx, 0);
+               break;
        default:
                break;
        }

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