New vbo_set_draw_func() to keep vbo context opaque to state tracker and tnl module.
[mesa.git] / src / mesa / tnl / t_context.c
index 154780cc9753c574047487c5483538dae5d5347c..0ace5c2d6f182f9994cf2189d2c10b48cafc1b4f 100644 (file)
  */
 
 
-#include "api_arrayelt.h"
-#include "glheader.h"
-#include "imports.h"
-#include "context.h"
-#include "macros.h"
-#include "mtypes.h"
-#include "dlist.h"
-#include "light.h"
-#include "vtxfmt.h"
+#include "main/glheader.h"
+#include "main/imports.h"
+#include "main/context.h"
+#include "main/macros.h"
+#include "main/mtypes.h"
+#include "main/light.h"
 
 #include "tnl.h"
-#include "t_array_api.h"
 #include "t_context.h"
 #include "t_pipeline.h"
-#include "t_save_api.h"
 #include "t_vp_build.h"
-#include "t_vtx_api.h"
-
-
-
-static void
-install_driver_callbacks( GLcontext *ctx )
-{
-   ctx->Driver.NewList = _tnl_NewList;
-   ctx->Driver.EndList = _tnl_EndList;
-   ctx->Driver.FlushVertices = _tnl_FlushVertices;
-   ctx->Driver.SaveFlushVertices = _tnl_SaveFlushVertices;
-   ctx->Driver.BeginCallList = _tnl_BeginCallList;
-   ctx->Driver.EndCallList = _tnl_EndCallList;
-}
-
 
+#include "vbo/vbo.h"
 
 GLboolean
 _tnl_CreateContext( GLcontext *ctx )
@@ -72,55 +53,34 @@ _tnl_CreateContext( GLcontext *ctx )
       return GL_FALSE;
    }
 
-   if (_mesa_getenv("MESA_CODEGEN"))
-      tnl->AllowCodegen = GL_TRUE;
-
    /* Initialize the VB.
     */
    tnl->vb.Size = ctx->Const.MaxArrayLockSize + MAX_CLIPPED_VERTICES;
 
 
-   /* Initialize tnl state and tnl->vtxfmt.
+   /* Initialize tnl state.
     */
-   _tnl_save_init( ctx );
-   _tnl_array_init( ctx );
-   _tnl_vtx_init( ctx );
-
-   if (ctx->_MaintainTnlProgram) {
-      _tnl_ProgramCacheInit( ctx );
+   if (ctx->VertexProgram._MaintainTnlProgram) {
       _tnl_install_pipeline( ctx, _tnl_vp_pipeline );
    } else {
       _tnl_install_pipeline( ctx, _tnl_default_pipeline );
    }
 
-   /* Initialize the arrayelt helper
-    */
-   if (!_ae_create_context( ctx ))
-      return GL_FALSE;
-
-
    tnl->NeedNdcCoords = GL_TRUE;
-   tnl->LoopbackDListCassettes = GL_FALSE;
-   tnl->CalcDListNormalLengths = GL_TRUE;
    tnl->AllowVertexFog = GL_TRUE;
    tnl->AllowPixelFog = GL_TRUE;
 
-   /* Hook our functions into exec and compile dispatch tables.
-    */
-   _mesa_install_exec_vtxfmt( ctx, &tnl->exec_vtxfmt );
-
-
    /* Set a few default values in the driver struct.
     */
-   install_driver_callbacks(ctx);
-   ctx->Driver.NeedFlush = 0;
-   ctx->Driver.CurrentExecPrimitive = PRIM_OUTSIDE_BEGIN_END;
-   ctx->Driver.CurrentSavePrimitive = PRIM_UNKNOWN;
-
    tnl->Driver.Render.PrimTabElts = _tnl_render_tab_elts;
    tnl->Driver.Render.PrimTabVerts = _tnl_render_tab_verts;
    tnl->Driver.NotifyMaterialChange = _mesa_validate_all_lighting_tables;
 
+   tnl->nr_blocks = 0;
+
+   /* plug in the VBO drawing function */
+   vbo_set_draw_func(ctx, _tnl_draw_prims);
+
    return GL_TRUE;
 }
 
@@ -130,14 +90,7 @@ _tnl_DestroyContext( GLcontext *ctx )
 {
    TNLcontext *tnl = TNL_CONTEXT(ctx);
 
-   _tnl_array_destroy( ctx );
-   _tnl_vtx_destroy( ctx );
-   _tnl_save_destroy( ctx );
    _tnl_destroy_pipeline( ctx );
-   _ae_destroy_context( ctx );
-
-   if (ctx->_MaintainTnlProgram)
-      _tnl_ProgramCacheDestroy( ctx );
 
    FREE(tnl);
    ctx->swtnl_context = NULL;
@@ -148,6 +101,8 @@ void
 _tnl_InvalidateState( GLcontext *ctx, GLuint new_state )
 {
    TNLcontext *tnl = TNL_CONTEXT(ctx);
+   const struct gl_vertex_program *vp = ctx->VertexProgram._Current;
+   const struct gl_fragment_program *fp = ctx->FragmentProgram._Current;
 
    if (new_state & (_NEW_HINT)) {
       ASSERT(tnl->AllowVertexFog || tnl->AllowPixelFog);
@@ -155,10 +110,7 @@ _tnl_InvalidateState( GLcontext *ctx, GLuint new_state )
          || !tnl->AllowPixelFog;
    }
 
-   _ae_invalidate_state(ctx, new_state);
-
    tnl->pipeline.new_state |= new_state;
-   tnl->vtx.eval.new_state |= new_state;
 
    /* Calculate tnl->render_inputs:
     */
@@ -167,7 +119,9 @@ _tnl_InvalidateState( GLcontext *ctx, GLuint new_state )
 
       RENDERINPUTS_ZERO( tnl->render_inputs_bitset );
       RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_POS );
-      RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_COLOR0 );
+      if (!fp || (fp->Base.InputsRead & FRAG_BIT_COL0)) {
+         RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_COLOR0 );
+      }
       for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) {
          if (ctx->Texture._EnabledCoordUnits & (1 << i)) {
             RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_TEX(i) );
@@ -183,9 +137,9 @@ _tnl_InvalidateState( GLcontext *ctx, GLuint new_state )
    }
 
    if (ctx->Fog.Enabled ||
-       (ctx->FragmentProgram._Active &&
+       ((ctx->FragmentProgram._Active || ctx->FragmentProgram._Current) &&
         (ctx->FragmentProgram._Current->FogOption != GL_NONE ||
-         ctx->FragmentProgram._Current->Base.InputsRead & FRAG_BIT_FOGC)))
+         (ctx->FragmentProgram._Current->Base.InputsRead & FRAG_BIT_FOGC))))
       RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_FOG );
 
    if (ctx->Polygon.FrontMode != GL_FILL || 
@@ -199,42 +153,35 @@ _tnl_InvalidateState( GLcontext *ctx, GLuint new_state )
        (ctx->VertexProgram._Enabled && ctx->VertexProgram.PointSizeEnabled))
       RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_POINTSIZE );
 
-   if (ctx->ShaderObjects._VertexShaderPresent || ctx->ShaderObjects._FragmentShaderPresent)
-      RENDERINPUTS_SET_RANGE( tnl->render_inputs_bitset, _TNL_FIRST_GENERIC, _TNL_LAST_GENERIC );
+   /* check for varying vars which are written by the vertex program */
+   if (vp) {
+      GLuint i;
+      for (i = 0; i < MAX_VARYING; i++) {
+         if (vp->Base.OutputsWritten & (1 << (VERT_RESULT_VAR0 + i))) {
+            RENDERINPUTS_SET(tnl->render_inputs_bitset,
+                             _TNL_ATTRIB_GENERIC(i));
+         }
+      }
+   }
 }
 
 
 void
-_tnl_wakeup_exec( GLcontext *ctx )
+_tnl_wakeup( GLcontext *ctx )
 {
-   TNLcontext *tnl = TNL_CONTEXT(ctx);
-
-   install_driver_callbacks(ctx);
-   ctx->Driver.NeedFlush |= FLUSH_UPDATE_CURRENT;
-
-   /* Hook our functions into exec and compile dispatch tables.
-    */
-   _mesa_install_exec_vtxfmt( ctx, &tnl->exec_vtxfmt );
-
    /* Assume we haven't been getting state updates either:
     */
    _tnl_InvalidateState( ctx, ~0 );
 
+#if 0
    if (ctx->Light.ColorMaterialEnabled) {
       _mesa_update_color_material( ctx, 
                                   ctx->Current.Attrib[VERT_ATTRIB_COLOR0] );
    }
+#endif
 }
 
 
-void
-_tnl_wakeup_save_exec( GLcontext *ctx )
-{
-   TNLcontext *tnl = TNL_CONTEXT(ctx);
-
-   _tnl_wakeup_exec( ctx );
-   _mesa_install_save_vtxfmt( ctx, &tnl->save_vtxfmt );
-}
 
 
 /**
@@ -249,27 +196,6 @@ _tnl_need_projected_coords( GLcontext *ctx, GLboolean mode )
    tnl->NeedNdcCoords = mode;
 }
 
-void
-_tnl_need_dlist_loopback( GLcontext *ctx, GLboolean mode )
-{
-   TNLcontext *tnl = TNL_CONTEXT(ctx);
-   tnl->LoopbackDListCassettes = mode;
-}
-
-void
-_tnl_need_dlist_norm_lengths( GLcontext *ctx, GLboolean mode )
-{
-   TNLcontext *tnl = TNL_CONTEXT(ctx);
-   tnl->CalcDListNormalLengths = mode;
-}
-
-void
-_tnl_isolate_materials( GLcontext *ctx, GLboolean mode )
-{
-   TNLcontext *tnl = TNL_CONTEXT(ctx);
-   tnl->IsolateMaterials = mode;
-}
-
 void
 _tnl_allow_vertex_fog( GLcontext *ctx, GLboolean value )
 {