More suport for t&l drivers

Fix GLuint compare bugs
Fix RESET_STIPPLE calls

9 files changed, 94 insertions, 35 deletions

diff --git a/src/mesa/main/attrib.c b/src/mesa/main/attrib.c
index 81365a6153..139a5d030f 100644
--- a/src/mesa/main/attrib.c
+++ b/src/mesa/main/attrib.c
@@ -1,4 +1,4 @@
-/* $Id: attrib.c,v 1.59 2002/01/05 21:53:20 brianp Exp $ */
+/* $Id: attrib.c,v 1.60 2002/02/13 00:53:19 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -52,6 +52,7 @@
 #include "texobj.h"
 #include "texstate.h"
 #include "mtypes.h"
+#include "math/m_xform.h"
 #endif
 
 
@@ -917,11 +918,30 @@ _mesa_PopAttrib(void)
                /* lighting enable */
                _mesa_set_enable(ctx, GL_LIGHTING, light->Enabled);
                /* per-light state */
+
+	       if (ctx->ModelviewMatrixStack.Top->flags & MAT_DIRTY_INVERSE) 
+		  _math_matrix_analyse( ctx->ModelviewMatrixStack.Top );
+	       
                for (i = 0; i < MAX_LIGHTS; i++) {
                   GLenum lgt = (GLenum) (GL_LIGHT0 + i);
-                  _mesa_set_enable(ctx, lgt, light->Light[i].Enabled);
-                  MEMCPY(&ctx->Light.Light[i], &light->Light[i],
-                         sizeof(struct gl_light));
+		  const struct gl_light *l = &light->Light[i];
+		  GLfloat tmp[4];
+                  _mesa_set_enable(ctx, lgt, l->Enabled);
+		  _mesa_Lightfv( lgt, GL_AMBIENT, l->Ambient );
+		  _mesa_Lightfv( lgt, GL_DIFFUSE, l->Diffuse );
+		  _mesa_Lightfv( lgt, GL_SPECULAR, l->Specular );
+		  TRANSFORM_POINT( tmp, ctx->ModelviewMatrixStack.Top->inv, l->EyePosition );
+		  _mesa_Lightfv( lgt, GL_POSITION, tmp );
+		  TRANSFORM_POINT( tmp, ctx->ModelviewMatrixStack.Top->m, l->EyeDirection );
+		  _mesa_Lightfv( lgt, GL_SPOT_DIRECTION, tmp );
+		  _mesa_Lightfv( lgt, GL_SPOT_EXPONENT, &l->SpotExponent );
+		  _mesa_Lightfv( lgt, GL_SPOT_CUTOFF, &l->SpotCutoff );
+		  _mesa_Lightfv( lgt, GL_CONSTANT_ATTENUATION, 
+				 &l->ConstantAttenuation );
+		  _mesa_Lightfv( lgt, GL_LINEAR_ATTENUATION, 
+				 &l->LinearAttenuation );
+		  _mesa_Lightfv( lgt, GL_QUADRATIC_ATTENUATION, 
+				 &l->QuadraticAttenuation );
                }
                /* light model */
                _mesa_LightModelfv(GL_LIGHT_MODEL_AMBIENT,
@@ -1030,15 +1050,16 @@ _mesa_PopAttrib(void)
                const struct gl_transform_attrib *xform;
                xform = (const struct gl_transform_attrib *) attr->data;
                _mesa_MatrixMode(xform->MatrixMode);
-               /* clip planes */
-               MEMCPY(ctx->Transform.EyeUserPlane, xform->EyeUserPlane,
-                      sizeof(xform->EyeUserPlane));
-               MEMCPY(ctx->Transform._ClipUserPlane, xform->_ClipUserPlane,
-                      sizeof(xform->EyeUserPlane));
-               /* clip plane enable flags */
                for (i = 0; i < MAX_CLIP_PLANES; i++) {
+		  GLdouble equation[4];
+		  const GLfloat *eq = xform->EyeUserPlane[i];
                   _mesa_set_enable(ctx, GL_CLIP_PLANE0 + i,
                                    xform->ClipEnabled[i]);
+		  equation[0] = (GLdouble) eq[0];
+		  equation[1] = (GLdouble) eq[1];
+		  equation[2] = (GLdouble) eq[2];
+		  equation[3] = (GLdouble) eq[3];
+		  _mesa_ClipPlane( GL_CLIP_PLANE0 + i, equation );
                }
                /* normalize/rescale */
                _mesa_set_enable(ctx, GL_NORMALIZE, ctx->Transform.Normalize);
diff --git a/src/mesa/main/attrib.h b/src/mesa/main/attrib.h
index 5ce75fcd91..fabe3e0d03 100644
--- a/src/mesa/main/attrib.h
+++ b/src/mesa/main/attrib.h
@@ -1,4 +1,4 @@
-/* $Id: attrib.h,v 1.5 2001/03/12 00:48:37 gareth Exp $ */
+/* $Id: attrib.h,v 1.6 2002/02/13 00:53:19 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -31,7 +31,6 @@
 
 #include "mtypes.h"
 
-
 extern void
 _mesa_PushAttrib( GLbitfield mask );
 
diff --git a/src/mesa/main/dd.h b/src/mesa/main/dd.h
index f22aa94319..b96a132b42 100644
--- a/src/mesa/main/dd.h
+++ b/src/mesa/main/dd.h
@@ -1,4 +1,4 @@
-/* $Id: dd.h,v 1.65 2001/12/14 02:50:01 brianp Exp $ */
+/* $Id: dd.h,v 1.66 2002/02/13 00:53:19 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -474,10 +474,11 @@ struct dd_function_table {
    void (*ClearDepth)(GLcontext *ctx, GLclampd d);
    void (*ClearIndex)(GLcontext *ctx, GLuint index);
    void (*ClearStencil)(GLcontext *ctx, GLint s);
+   void (*ClipPlane)(GLcontext *ctx, GLenum plane, const GLfloat *equation );
    void (*ColorMask)(GLcontext *ctx, GLboolean rmask, GLboolean gmask,
                      GLboolean bmask, GLboolean amask );
+   void (*ColorMaterial)(GLcontext *ctx, GLenum face, GLenum mode);
    void (*CullFace)(GLcontext *ctx, GLenum mode);
-   void (*ClipPlane)(GLcontext *ctx, GLenum plane, const GLfloat *equation );
    void (*FrontFace)(GLcontext *ctx, GLenum mode);
    void (*DepthFunc)(GLcontext *ctx, GLenum func);
    void (*DepthMask)(GLcontext *ctx, GLboolean flag);
@@ -634,7 +635,6 @@ struct dd_function_table {
    void (*UnlockArraysEXT)( GLcontext *ctx );
    /* Called by glLockArraysEXT() and glUnlockArraysEXT(), respectively.
     */
-
 };
 
 
diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c
index 755f74ac39..366c2cef84 100644
--- a/src/mesa/main/enable.c
+++ b/src/mesa/main/enable.c
@@ -1,4 +1,4 @@
-/* $Id: enable.c,v 1.56 2002/01/22 18:40:46 brianp Exp $ */
+/* $Id: enable.c,v 1.57 2002/02/13 00:53:19 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -307,6 +307,11 @@ void _mesa_set_enable( GLcontext *ctx, GLenum cap, GLboolean state )
          FLUSH_VERTICES(ctx, _NEW_LIGHT);
          ctx->Light.Enabled = state;
 
+         if (ctx->Light.Enabled && ctx->Light.Model.TwoSide)
+   	   ctx->_TriangleCaps |= DD_TRI_LIGHT_TWOSIDE;
+         else
+ 	   ctx->_TriangleCaps &= ~DD_TRI_LIGHT_TWOSIDE;
+ 
          if ((ctx->Light.Enabled &&
               ctx->Light.Model.ColorControl==GL_SEPARATE_SPECULAR_COLOR)
              || ctx->Fog.ColorSumEnabled)
diff --git a/src/mesa/main/light.c b/src/mesa/main/light.c
index 9286642d3a..ee9d9d177e 100644
--- a/src/mesa/main/light.c
+++ b/src/mesa/main/light.c
@@ -1,4 +1,4 @@
-/* $Id: light.c,v 1.48 2001/12/18 04:06:45 brianp Exp $ */
+/* $Id: light.c,v 1.49 2002/02/13 00:53:19 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -407,6 +407,11 @@ _mesa_LightModelfv( GLenum pname, const GLfloat *params )
 	    return;
 	 FLUSH_VERTICES(ctx, _NEW_LIGHT);
 	 ctx->Light.Model.TwoSide = newbool;
+
+	 if (ctx->Light.Enabled && ctx->Light.Model.TwoSide)
+	    ctx->_TriangleCaps |= DD_TRI_LIGHT_TWOSIDE;
+	 else
+	    ctx->_TriangleCaps &= ~DD_TRI_LIGHT_TWOSIDE;
          break;
       case GL_LIGHT_MODEL_COLOR_CONTROL:
          if (params[0] == (GLfloat) GL_SINGLE_COLOR)
@@ -883,6 +888,9 @@ _mesa_ColorMaterial( GLenum face, GLenum mode )
       FLUSH_CURRENT( ctx, 0 );
       _mesa_update_color_material(ctx,ctx->Current.Attrib[VERT_ATTRIB_COLOR0]);
    }
+
+   if (ctx->Driver.ColorMaterial)
+      (*ctx->Driver.ColorMaterial)( ctx, face, mode );
 }
 
 
@@ -1162,7 +1170,6 @@ void
 _mesa_update_lighting( GLcontext *ctx )
 {
    struct gl_light *light;
-   ctx->_TriangleCaps &= ~DD_TRI_LIGHT_TWOSIDE;
    ctx->_NeedEyeCoords &= ~NEED_EYE_LIGHT;
    ctx->_NeedNormals &= ~NEED_NORMALS_LIGHT;
    ctx->Light._Flags = 0;
@@ -1172,9 +1179,6 @@ _mesa_update_lighting( GLcontext *ctx )
 
    ctx->_NeedNormals |= NEED_NORMALS_LIGHT;
 
-   if (ctx->Light.Model.TwoSide)
-      ctx->_TriangleCaps |= DD_TRI_LIGHT_TWOSIDE;
-
    foreach(light, &ctx->Light.EnabledList) {
       ctx->Light._Flags |= light->_Flags;
    }
diff --git a/src/mesa/main/macros.h b/src/mesa/main/macros.h
index d4cd6b858a..bb83b30d5d 100644
--- a/src/mesa/main/macros.h
+++ b/src/mesa/main/macros.h
@@ -1,4 +1,4 @@
-/* $Id: macros.h,v 1.24 2001/06/11 07:52:51 joukj Exp $ */
+/* $Id: macros.h,v 1.25 2002/02/13 00:53:19 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -270,6 +270,13 @@ do {						\
       (DST)[2] = (SRCA)[2] * (SRCB)[2];		\
 } while (0)
 
+#define SELF_SCALE_3V( DST, SRC )		\
+do {						\
+      (DST)[0] *= (SRC)[0];			\
+      (DST)[1] *= (SRC)[1];			\
+      (DST)[2] *= (SRC)[2];			\
+} while (0)
+
 #define ACC_3V( DST, SRC )			\
 do {						\
       (DST)[0] += (SRC)[0];			\
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 0dec13c3ae..14b9f0188a 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -1,4 +1,4 @@
-/* $Id: mtypes.h,v 1.63 2002/01/22 14:35:16 brianp Exp $ */
+/* $Id: mtypes.h,v 1.64 2002/02/13 00:53:19 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -1591,6 +1591,7 @@ struct matrix_stack
 #define NEED_EYE_LIGHT           0x2
 #define NEED_EYE_LIGHT_MODELVIEW 0x4
 #define NEED_EYE_POINT_ATTEN     0x8
+#define NEED_EYE_DRIVER          0x10
 
 
 /*
diff --git a/src/mesa/main/state.c b/src/mesa/main/state.c
index 3d093de48e..f100fe6ffc 100644
--- a/src/mesa/main/state.c
+++ b/src/mesa/main/state.c
@@ -1,4 +1,4 @@
-/* $Id: state.c,v 1.76 2002/01/12 02:55:30 brianp Exp $ */
+/* $Id: state.c,v 1.77 2002/02/13 00:53:19 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -555,13 +555,11 @@ update_polygon( GLcontext *ctx )
 static void
 calculate_model_project_matrix( GLcontext *ctx )
 {
-   if (!ctx->_NeedEyeCoords) {
       _math_matrix_mul_matrix( &ctx->_ModelProjectMatrix,
 			       ctx->ProjectionMatrixStack.Top,
 			       ctx->ModelviewMatrixStack.Top );
 
       _math_matrix_analyse( &ctx->_ModelProjectMatrix );
-   }
 }
 
 static void
@@ -595,7 +593,6 @@ update_tnl_spaces( GLcontext *ctx, GLuint oldneedeyecoords )
       /* Recalculate all state that depends on _NeedEyeCoords.
        */
       update_modelview_scale(ctx);
-      calculate_model_project_matrix(ctx);
       _mesa_compute_light_positions( ctx );
 
       if (ctx->Driver.LightingSpaceChange)
@@ -610,9 +607,6 @@ update_tnl_spaces( GLcontext *ctx, GLuint oldneedeyecoords )
       if (new_state & _NEW_MODELVIEW)
 	 update_modelview_scale(ctx);
 
-      if (new_state & (_NEW_MODELVIEW|_NEW_PROJECTION))
-	 calculate_model_project_matrix(ctx);
-
       if (new_state & (_NEW_LIGHT|_NEW_MODELVIEW))
 	 _mesa_compute_light_positions( ctx );
    }
@@ -757,12 +751,12 @@ update_texture_matrices( GLcontext *ctx )
       if (ctx->TextureMatrixStack[i].Top->flags & MAT_DIRTY) {
 	 _math_matrix_analyse( ctx->TextureMatrixStack[i].Top );
 
-	 if (ctx->Driver.TextureMatrix)
-	    ctx->Driver.TextureMatrix( ctx, i, ctx->TextureMatrixStack[i].Top);
-
 	 if (ctx->Texture.Unit[i]._ReallyEnabled &&
 	     ctx->TextureMatrixStack[i].Top->type != MATRIX_IDENTITY)
 	    ctx->Texture._TexMatEnabled |= ENABLE_TEXMAT(i);
+
+	 if (ctx->Driver.TextureMatrix)
+	    ctx->Driver.TextureMatrix( ctx, i, ctx->TextureMatrixStack[i].Top);
       }
    }
 }
@@ -889,6 +883,7 @@ update_texture_state( GLcontext *ctx )
 }
 
 
+
 /*
  * If ctx->NewState is non-zero then this function MUST be called before
  * rendering any primitive.  Basically, function pointers and miscellaneous
@@ -957,6 +952,8 @@ void _mesa_update_state( GLcontext *ctx )
 	    ctx->_NeedEyeCoords |= NEED_EYE_LIGHT_MODELVIEW;
    }
 
+
+#if 0
    /* XXX this is a bit of a hack.  We should be checking elsewhere if
     * vertex program mode is enabled.  We set _NeedEyeCoords to zero to
     * ensure that the combined modelview/projection matrix is computed
@@ -964,6 +961,15 @@ void _mesa_update_state( GLcontext *ctx )
     */
    if (ctx->VertexProgram.Enabled)
       ctx->_NeedEyeCoords = 0;
+   /* KW: it's now always computed.
+    */
+#endif
+
+   /* Keep ModelviewProject uptodate always to allow tnl
+    * implementations that go model->clip even when eye is required.
+    */
+   if (new_state & (_NEW_MODELVIEW|_NEW_PROJECTION))
+      calculate_model_project_matrix(ctx);
 
    /* ctx->_NeedEyeCoords is now uptodate.
     *
@@ -975,7 +981,6 @@ void _mesa_update_state( GLcontext *ctx )
     * light positions & normal transforms for other reasons.
     */
    if (new_state & (_NEW_MODELVIEW |
-		    _NEW_PROJECTION |
 		    _NEW_LIGHT |
 		    _MESA_NEW_NEED_EYE_COORDS))
       update_tnl_spaces( ctx, oldneedeyecoords );
@@ -1034,3 +1039,18 @@ void _mesa_update_state( GLcontext *ctx )
 #endif
    }
 }
+
+/* Is this helpful?
+ */
+void
+_mesa_allow_light_in_model( GLcontext *ctx, GLboolean flag )
+{
+   if (flag) 
+      ctx->_NeedEyeCoords &= ~NEED_EYE_DRIVER;
+   else
+      ctx->_NeedEyeCoords |= NEED_EYE_DRIVER;
+
+   ctx->NewState |= _NEW_POINT;	/* one of the bits from
+				 * _MESA_NEW_NEED_EYE_COORDS.
+				 */
+}
diff --git a/src/mesa/main/state.h b/src/mesa/main/state.h
index 67a62c3d4e..641c0c3413 100644
--- a/src/mesa/main/state.h
+++ b/src/mesa/main/state.h
@@ -1,4 +1,4 @@
-/* $Id: state.h,v 1.7 2001/03/12 00:48:38 gareth Exp $ */
+/* $Id: state.h,v 1.8 2002/02/13 00:53:19 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -46,5 +46,7 @@ _mesa_print_state( const char *msg, GLuint state );
 extern void
 _mesa_print_enable_flags( const char *msg, GLuint flags );
 
+extern void
+_mesa_allow_light_in_model( GLcontext *ctx, GLboolean flag );
 
 #endif