From a99114a69f2b7963ca1f855a320aea8aa56755ac Mon Sep 17 00:00:00 2001
From: Brian <brian.paul@tungstengraphics.com>
Date: Tue, 22 May 2007 16:54:25 -0600
Subject: added _mesa_init_driver_state() to replace duplicated code in intel
 drivers

---
 src/mesa/drivers/common/driverfuncs.c | 96 ++++++++++++++++++++++++++++++++++-
 src/mesa/drivers/common/driverfuncs.h |  7 ++-
 2 files changed, 101 insertions(+), 2 deletions(-)

diff --git a/src/mesa/drivers/common/driverfuncs.c b/src/mesa/drivers/common/driverfuncs.c
index adf9aafe59..9b1c3f1e06 100644
--- a/src/mesa/drivers/common/driverfuncs.c
+++ b/src/mesa/drivers/common/driverfuncs.c
@@ -1,6 +1,6 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.5.3
+ * Version:  7.1
  *
  * Copyright (C) 1999-2007  Brian Paul   All Rights Reserved.
  *
@@ -292,3 +292,97 @@ _mesa_init_glsl_driver_functions(struct dd_function_table *driver)
    driver->UseProgram = _mesa_use_program;
    driver->ValidateProgram = _mesa_validate_program;
 }
+
+
+/**
+ * Call the ctx->Driver.* state functions with current values to initialize
+ * driver state.
+ * Only the Intel drivers use this so far.
+ */
+void
+_mesa_init_driver_state(GLcontext *ctx)
+{
+   ctx->Driver.AlphaFunc(ctx, ctx->Color.AlphaFunc, ctx->Color.AlphaRef);
+
+   ctx->Driver.BlendColor(ctx, ctx->Color.BlendColor);
+
+   ctx->Driver.BlendEquationSeparate(ctx,
+                                     ctx->Color.BlendEquationRGB,
+                                     ctx->Color.BlendEquationA);
+
+   ctx->Driver.BlendFuncSeparate(ctx,
+                                 ctx->Color.BlendSrcRGB,
+                                 ctx->Color.BlendDstRGB,
+                                 ctx->Color.BlendSrcA, ctx->Color.BlendDstA);
+
+   ctx->Driver.ColorMask(ctx,
+                         ctx->Color.ColorMask[RCOMP],
+                         ctx->Color.ColorMask[GCOMP],
+                         ctx->Color.ColorMask[BCOMP],
+                         ctx->Color.ColorMask[ACOMP]);
+
+   ctx->Driver.CullFace(ctx, ctx->Polygon.CullFaceMode);
+   ctx->Driver.DepthFunc(ctx, ctx->Depth.Func);
+   ctx->Driver.DepthMask(ctx, ctx->Depth.Mask);
+
+   ctx->Driver.Enable(ctx, GL_ALPHA_TEST, ctx->Color.AlphaEnabled);
+   ctx->Driver.Enable(ctx, GL_BLEND, ctx->Color.BlendEnabled);
+   ctx->Driver.Enable(ctx, GL_COLOR_LOGIC_OP, ctx->Color.ColorLogicOpEnabled);
+   ctx->Driver.Enable(ctx, GL_COLOR_SUM, ctx->Fog.ColorSumEnabled);
+   ctx->Driver.Enable(ctx, GL_CULL_FACE, ctx->Polygon.CullFlag);
+   ctx->Driver.Enable(ctx, GL_DEPTH_TEST, ctx->Depth.Test);
+   ctx->Driver.Enable(ctx, GL_DITHER, ctx->Color.DitherFlag);
+   ctx->Driver.Enable(ctx, GL_FOG, ctx->Fog.Enabled);
+   ctx->Driver.Enable(ctx, GL_LIGHTING, ctx->Light.Enabled);
+   ctx->Driver.Enable(ctx, GL_LINE_SMOOTH, ctx->Line.SmoothFlag);
+   ctx->Driver.Enable(ctx, GL_POLYGON_STIPPLE, ctx->Polygon.StippleFlag);
+   ctx->Driver.Enable(ctx, GL_SCISSOR_TEST, ctx->Scissor.Enabled);
+   ctx->Driver.Enable(ctx, GL_STENCIL_TEST, ctx->Stencil.Enabled);
+   ctx->Driver.Enable(ctx, GL_TEXTURE_1D, GL_FALSE);
+   ctx->Driver.Enable(ctx, GL_TEXTURE_2D, GL_FALSE);
+   ctx->Driver.Enable(ctx, GL_TEXTURE_RECTANGLE_NV, GL_FALSE);
+   ctx->Driver.Enable(ctx, GL_TEXTURE_3D, GL_FALSE);
+   ctx->Driver.Enable(ctx, GL_TEXTURE_CUBE_MAP, GL_FALSE);
+
+   ctx->Driver.Fogfv(ctx, GL_FOG_COLOR, ctx->Fog.Color);
+   ctx->Driver.Fogfv(ctx, GL_FOG_MODE, 0);
+   ctx->Driver.Fogfv(ctx, GL_FOG_DENSITY, &ctx->Fog.Density);
+   ctx->Driver.Fogfv(ctx, GL_FOG_START, &ctx->Fog.Start);
+   ctx->Driver.Fogfv(ctx, GL_FOG_END, &ctx->Fog.End);
+
+   ctx->Driver.FrontFace(ctx, ctx->Polygon.FrontFace);
+
+   {
+      GLfloat f = (GLfloat) ctx->Light.Model.ColorControl;
+      ctx->Driver.LightModelfv(ctx, GL_LIGHT_MODEL_COLOR_CONTROL, &f);
+   }
+
+   ctx->Driver.LineWidth(ctx, ctx->Line.Width);
+   ctx->Driver.LogicOpcode(ctx, ctx->Color.LogicOp);
+   ctx->Driver.PointSize(ctx, ctx->Point.Size);
+   ctx->Driver.PolygonStipple(ctx, (const GLubyte *) ctx->PolygonStipple);
+   ctx->Driver.Scissor(ctx, ctx->Scissor.X, ctx->Scissor.Y,
+                       ctx->Scissor.Width, ctx->Scissor.Height);
+   ctx->Driver.ShadeModel(ctx, ctx->Light.ShadeModel);
+   ctx->Driver.StencilFuncSeparate(ctx, GL_FRONT,
+                                   ctx->Stencil.Function[0],
+                                   ctx->Stencil.Ref[0],
+                                   ctx->Stencil.ValueMask[0]);
+   ctx->Driver.StencilFuncSeparate(ctx, GL_BACK,
+                                   ctx->Stencil.Function[1],
+                                   ctx->Stencil.Ref[1],
+                                   ctx->Stencil.ValueMask[1]);
+   ctx->Driver.StencilMaskSeparate(ctx, GL_FRONT, ctx->Stencil.WriteMask[0]);
+   ctx->Driver.StencilMaskSeparate(ctx, GL_BACK, ctx->Stencil.WriteMask[1]);
+   ctx->Driver.StencilOpSeparate(ctx, GL_FRONT,
+                                 ctx->Stencil.FailFunc[0],
+                                 ctx->Stencil.ZFailFunc[0],
+                                 ctx->Stencil.ZPassFunc[0]);
+   ctx->Driver.StencilOpSeparate(ctx, GL_BACK,
+                                 ctx->Stencil.FailFunc[1],
+                                 ctx->Stencil.ZFailFunc[1],
+                                 ctx->Stencil.ZPassFunc[1]);
+
+
+   ctx->Driver.DrawBuffer(ctx, ctx->Color.DrawBuffer[0]);
+}
diff --git a/src/mesa/drivers/common/driverfuncs.h b/src/mesa/drivers/common/driverfuncs.h
index 50f2b4271d..6ed23c4520 100644
--- a/src/mesa/drivers/common/driverfuncs.h
+++ b/src/mesa/drivers/common/driverfuncs.h
@@ -1,6 +1,6 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.5.3
+ * Version:  7.1
  *
  * Copyright (C) 1999-2007  Brian Paul   All Rights Reserved.
  *
@@ -33,4 +33,9 @@ _mesa_init_driver_functions(struct dd_function_table *driver);
 extern void
 _mesa_init_glsl_driver_functions(struct dd_function_table *driver);
 
+
+extern void
+_mesa_init_driver_state(GLcontext *ctx);
+
+
 #endif
-- 
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