From 30b37547b8a30806d2543a12a169d0eeaa32ccec Mon Sep 17 00:00:00 2001
From: rdb <git@rdb.name>
Date: Wed, 29 Apr 2009 19:30:20 +0000
Subject: [PATCH] Re-issue color and colorscale when changed (eliminate
 flickering in shadergen)

---
 panda/src/dxgsg9/dxGraphicsStateGuardian9.cxx | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/panda/src/dxgsg9/dxGraphicsStateGuardian9.cxx b/panda/src/dxgsg9/dxGraphicsStateGuardian9.cxx
index 4e32e6e6d3..c9fcdade8a 100755
--- a/panda/src/dxgsg9/dxGraphicsStateGuardian9.cxx
+++ b/panda/src/dxgsg9/dxGraphicsStateGuardian9.cxx
@@ -3277,6 +3277,10 @@ set_state_and_transform(const RenderState *target,
     do_issue_color_scale();
     _state_mask.set_bit(color_slot);
     _state_mask.set_bit(color_scale_slot);
+    if (_current_shader_context) {
+      _current_shader_context->issue_parameters(this, Shader::SSD_color);
+      _current_shader_context->issue_parameters(this, Shader::SSD_colorscale);
+    }
   }
 
   int cull_face_slot = CullFaceAttrib::get_class_slot();