better handling of current attributes. Trivial dlist and varray tests work

7 files changed, 214 insertions, 139 deletions

diff --git a/src/mesa/vbo/vbo_context.c b/src/mesa/vbo/vbo_context.c
index 5f28e6b0e0..29dfe09d99 100644
--- a/src/mesa/vbo/vbo_context.c
+++ b/src/mesa/vbo/vbo_context.c
@@ -40,6 +40,123 @@ extern void _tnl_draw_prims( GLcontext *ctx,
 			     GLuint min_index,
 			     GLuint max_index );
 
+
+
+#define NR_LEGACY_ATTRIBS 16
+#define NR_GENERIC_ATTRIBS 16
+#define NR_MAT_ATTRIBS 12
+
+static void init_legacy_currval(GLcontext *ctx)
+{
+   struct vbo_context *vbo = vbo_context(ctx);
+   struct gl_client_array *arrays = vbo->legacy_currval;
+   GLuint i;
+
+   memset(arrays, 0, sizeof(*arrays) * NR_LEGACY_ATTRIBS);
+
+   /* Set up a constant (StrideB == 0) array for each current
+    * attribute:
+    */
+   for (i = 0; i < NR_LEGACY_ATTRIBS; i++) {
+      struct gl_client_array *cl = &arrays[i];
+
+      switch (i) {
+      case VBO_ATTRIB_EDGEFLAG:
+	 cl->Type = GL_UNSIGNED_BYTE;
+	 cl->Ptr = (const void *)&ctx->Current.EdgeFlag;
+	 break;
+      case VBO_ATTRIB_INDEX:
+	 cl->Type = GL_FLOAT;
+	 cl->Ptr = (const void *)&ctx->Current.Index;
+	 break;
+      default:
+	 cl->Type = GL_FLOAT;
+	 cl->Ptr = (const void *)ctx->Current.Attrib[i];
+	 break;
+      }
+
+      /* This will have to be determined at runtime:
+       */
+      cl->Size = 1;
+      cl->Stride = 0;
+      cl->StrideB = 0;
+      cl->Enabled = 1;
+      cl->BufferObj = ctx->Array.NullBufferObj;
+   }
+}
+
+
+static void init_generic_currval(GLcontext *ctx)
+{
+   struct vbo_context *vbo = vbo_context(ctx);
+   struct gl_client_array *arrays = vbo->generic_currval;
+   GLuint i;
+
+   memset(arrays, 0, sizeof(*arrays) * NR_GENERIC_ATTRIBS);
+
+   for (i = 0; i < NR_GENERIC_ATTRIBS; i++) {
+      struct gl_client_array *cl = &arrays[i];
+
+      /* This will have to be determined at runtime:
+       */
+      cl->Size = 1;
+
+      cl->Type = GL_FLOAT;
+      cl->Ptr = (const void *)ctx->Current.Attrib[VERT_ATTRIB_GENERIC0 + i];
+      cl->Stride = 0;
+      cl->StrideB = 0;
+      cl->Enabled = 1;
+      cl->BufferObj = ctx->Array.NullBufferObj;
+   }
+}
+
+
+static void init_mat_currval(GLcontext *ctx)
+{
+   struct vbo_context *vbo = vbo_context(ctx);
+   struct gl_client_array *arrays = vbo->mat_currval;
+   GLuint i;
+
+   memset(arrays, 0, sizeof(*arrays) * NR_GENERIC_ATTRIBS);
+
+   /* Set up a constant (StrideB == 0) array for each current
+    * attribute:
+    */
+   for (i = 0; i < NR_GENERIC_ATTRIBS; i++) {
+      struct gl_client_array *cl = &arrays[i];
+
+      /* Size is fixed for the material attributes, for others will
+       * be determined at runtime:
+       */
+      switch (i - VERT_ATTRIB_GENERIC0) {
+      case MAT_ATTRIB_FRONT_SHININESS:
+      case MAT_ATTRIB_BACK_SHININESS:
+	 cl->Size = 1;
+	 break;
+      case MAT_ATTRIB_FRONT_INDEXES:
+      case MAT_ATTRIB_BACK_INDEXES:
+	 cl->Size = 3;
+	 break;
+      default:
+	 cl->Size = 4;
+	 break;
+      }
+
+      if (i < MAT_ATTRIB_MAX)
+	 cl->Ptr = (const void *)ctx->Light.Material.Attrib[i];
+      else 
+	 cl->Ptr = (const void *)ctx->Current.Attrib[VERT_ATTRIB_GENERIC0 + i];
+
+      cl->Type = GL_FLOAT;
+      cl->Stride = 0;
+      cl->StrideB = 0;
+      cl->Enabled = 1;
+      cl->BufferObj = ctx->Array.NullBufferObj;
+   }
+}
+
+
+
 GLboolean _vbo_CreateContext( GLcontext *ctx )
 {
    struct vbo_context *vbo = CALLOC_STRUCT(vbo_context);
@@ -60,6 +177,32 @@ GLboolean _vbo_CreateContext( GLcontext *ctx )
    vbo_exec_init( ctx );
    vbo_save_init( ctx );
 
+
+   init_legacy_currval( ctx );
+   init_generic_currval( ctx );
+   init_mat_currval( ctx );
+
+   /* Build mappings from VERT_ATTRIB -> VBO_ATTRIB depending on type
+    * of vertex program active.
+    */
+   {
+      GLuint i;
+
+      /* When no vertex program, pull in the material attributes in
+       * the 16..32 generic range.
+       */
+      for (i = 0; i < 16; i++) 
+	 vbo->map_vp_none[i] = i;
+      for (i = 0; i < 12; i++) 
+	 vbo->map_vp_none[16+i] = VBO_ATTRIB_MAT_FRONT_AMBIENT + i;
+      for (i = 0; i < 4; i++)
+	 vbo->map_vp_none[28+i] = i;	
+      
+      for (i = 0; i < VERT_ATTRIB_MAX; i++)
+	 vbo->map_vp_arb[i] = i;
+   }
+
+
    /* By default: 
     */
    vbo->draw_prims = _tnl_draw_prims;
@@ -82,5 +225,4 @@ void _vbo_DestroyContext( GLcontext *ctx )
 
    FREE(vbo_context(ctx));
    ctx->swtnl_im = NULL;
-
 }
diff --git a/src/mesa/vbo/vbo_context.h b/src/mesa/vbo/vbo_context.h
index 6b0f14d70e..a20bfbd518 100644
--- a/src/mesa/vbo/vbo_context.h
+++ b/src/mesa/vbo/vbo_context.h
@@ -60,6 +60,13 @@ void _vbo_DestroyContext( GLcontext *ctx );
 
 
 struct vbo_context {
+   struct gl_client_array legacy_currval[16];
+   struct gl_client_array generic_currval[16];
+   struct gl_client_array mat_currval[16];
+
+   GLuint map_vp_none[32];
+   GLuint map_vp_arb[32];
+
    struct vbo_exec_context exec;
    struct vbo_save_context save;
 
diff --git a/src/mesa/vbo/vbo_exec.c b/src/mesa/vbo/vbo_exec.c
index 4499803b8c..270e5201d3 100644
--- a/src/mesa/vbo/vbo_exec.c
+++ b/src/mesa/vbo/vbo_exec.c
@@ -38,119 +38,6 @@
 #include "vbo_context.h"
 
 
-#define NR_LEGACY_ATTRIBS 16
-#define NR_GENERIC_ATTRIBS 16
-#define NR_MAT_ATTRIBS 12
-
-static void init_legacy_currval(GLcontext *ctx)
-{
-   struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
-   struct gl_client_array *arrays = exec->legacy_currval;
-   GLuint i;
-
-   memset(arrays, 0, sizeof(*arrays) * NR_LEGACY_ATTRIBS);
-
-   /* Set up a constant (StrideB == 0) array for each current
-    * attribute:
-    */
-   for (i = 0; i < NR_LEGACY_ATTRIBS; i++) {
-      struct gl_client_array *cl = &arrays[i];
-
-      switch (i) {
-      case VBO_ATTRIB_EDGEFLAG:
-	 cl->Type = GL_UNSIGNED_BYTE;
-	 cl->Ptr = (const void *)&ctx->Current.EdgeFlag;
-	 break;
-      case VBO_ATTRIB_INDEX:
-	 cl->Type = GL_FLOAT;
-	 cl->Ptr = (const void *)&ctx->Current.Index;
-	 break;
-      default:
-	 cl->Type = GL_FLOAT;
-	 cl->Ptr = (const void *)ctx->Current.Attrib[i];
-	 break;
-      }
-
-      /* This will have to be determined at runtime:
-       */
-      cl->Size = 1;
-      cl->Stride = 0;
-      cl->StrideB = 0;
-      cl->Enabled = 1;
-      cl->BufferObj = ctx->Array.NullBufferObj;
-   }
-}
-
-
-static void init_generic_currval(GLcontext *ctx)
-{
-   struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
-   struct gl_client_array *arrays = exec->generic_currval;
-   GLuint i;
-
-   memset(arrays, 0, sizeof(*arrays) * NR_GENERIC_ATTRIBS);
-
-   for (i = 0; i < NR_GENERIC_ATTRIBS; i++) {
-      struct gl_client_array *cl = &arrays[i];
-
-      /* This will have to be determined at runtime:
-       */
-      cl->Size = 1;
-
-      cl->Type = GL_FLOAT;
-      cl->Ptr = (const void *)ctx->Current.Attrib[VERT_ATTRIB_GENERIC0 + i];
-      cl->Stride = 0;
-      cl->StrideB = 0;
-      cl->Enabled = 1;
-      cl->BufferObj = ctx->Array.NullBufferObj;
-   }
-}
-
-
-static void init_mat_currval(GLcontext *ctx)
-{
-   struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
-   struct gl_client_array *arrays = exec->mat_currval;
-   GLuint i;
-
-   memset(arrays, 0, sizeof(*arrays) * NR_GENERIC_ATTRIBS);
-
-   /* Set up a constant (StrideB == 0) array for each current
-    * attribute:
-    */
-   for (i = 0; i < NR_GENERIC_ATTRIBS; i++) {
-      struct gl_client_array *cl = &arrays[i];
-
-      /* Size is fixed for the material attributes, for others will
-       * be determined at runtime:
-       */
-      switch (i - VERT_ATTRIB_GENERIC0) {
-      case MAT_ATTRIB_FRONT_SHININESS:
-      case MAT_ATTRIB_BACK_SHININESS:
-	 cl->Size = 1;
-	 break;
-      case MAT_ATTRIB_FRONT_INDEXES:
-      case MAT_ATTRIB_BACK_INDEXES:
-	 cl->Size = 3;
-	 break;
-      default:
-	 cl->Size = 4;
-	 break;
-      }
-
-      if (i < MAT_ATTRIB_MAX)
-	 cl->Ptr = (const void *)ctx->Light.Material.Attrib[i];
-      else 
-	 cl->Ptr = (const void *)ctx->Current.Attrib[VERT_ATTRIB_GENERIC0 + i];
-
-      cl->Type = GL_FLOAT;
-      cl->Stride = 0;
-      cl->StrideB = 0;
-      cl->Enabled = 1;
-      cl->BufferObj = ctx->Array.NullBufferObj;
-   }
-}
-
 
 void vbo_exec_init( GLcontext *ctx )
 {
@@ -167,10 +54,6 @@ void vbo_exec_init( GLcontext *ctx )
    vbo_exec_vtx_init( exec );
    vbo_exec_array_init( exec );
 
-   init_legacy_currval( ctx );
-   init_generic_currval( ctx );
-   init_mat_currval( ctx );
-
    ctx->Driver.NeedFlush = 0;
    ctx->Driver.CurrentExecPrimitive = PRIM_OUTSIDE_BEGIN_END;
    ctx->Driver.FlushVertices = vbo_exec_FlushVertices;
diff --git a/src/mesa/vbo/vbo_exec.h b/src/mesa/vbo/vbo_exec.h
index 4542d2807c..72855d267e 100644
--- a/src/mesa/vbo/vbo_exec.h
+++ b/src/mesa/vbo/vbo_exec.h
@@ -75,10 +75,6 @@ struct vbo_exec_context
    GLcontext *ctx;   
    GLvertexformat vtxfmt;
 
-   struct gl_client_array legacy_currval[16];
-   struct gl_client_array generic_currval[16];
-   struct gl_client_array mat_currval[16];
-
    struct {
       struct gl_buffer_object *bufferobj;
       GLubyte *buffer_map;
diff --git a/src/mesa/vbo/vbo_exec_array.c b/src/mesa/vbo/vbo_exec_array.c
index 5cfa7a01a9..b3650e2697 100644
--- a/src/mesa/vbo/vbo_exec_array.c
+++ b/src/mesa/vbo/vbo_exec_array.c
@@ -107,7 +107,8 @@ static void bind_array_obj( GLcontext *ctx )
 
 static void recalculate_input_bindings( GLcontext *ctx )
 {
-   struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
+   struct vbo_context *vbo = vbo_context(ctx);
+   struct vbo_exec_context *exec = &vbo->exec;
    const struct gl_client_array **inputs = &exec->array.inputs[0];
    GLuint i;
 
@@ -126,11 +127,11 @@ static void recalculate_input_bindings( GLcontext *ctx )
 	 if (exec->array.legacy_array[i]->Enabled)
 	    inputs[i] = exec->array.legacy_array[i];
 	 else
-	    inputs[i] = &exec->legacy_currval[i];
+	    inputs[i] = &vbo->legacy_currval[i];
       }
 
       for (i = 0; i < MAT_ATTRIB_MAX; i++) {
-	 inputs[VERT_ATTRIB_GENERIC0 + i] = &exec->mat_currval[i];
+	 inputs[VERT_ATTRIB_GENERIC0 + i] = &vbo->mat_currval[i];
       }
       break;
    case VP_NV:
@@ -144,7 +145,7 @@ static void recalculate_input_bindings( GLcontext *ctx )
 	 else if (exec->array.legacy_array[i]->Enabled)
 	    inputs[i] = exec->array.legacy_array[i];
 	 else
-	    inputs[i] = &exec->legacy_currval[i];
+	    inputs[i] = &vbo->legacy_currval[i];
       }
       break;
    case VP_ARB:
@@ -160,21 +161,21 @@ static void recalculate_input_bindings( GLcontext *ctx )
       else if (exec->array.legacy_array[0]->Enabled)
 	 inputs[0] = exec->array.legacy_array[0];
       else
-	 inputs[0] = &exec->legacy_currval[0];
+	 inputs[0] = &vbo->legacy_currval[0];
 
 
       for (i = 1; i <= VERT_ATTRIB_TEX7; i++) {
 	 if (exec->array.legacy_array[i]->Enabled)
 	    inputs[i] = exec->array.legacy_array[i];
 	 else
-	    inputs[i] = &exec->legacy_currval[i];
+	    inputs[i] = &vbo->legacy_currval[i];
       }
 
       for (i = 0; i < 16; i++) {
 	 if (exec->array.generic_array[0]->Enabled)
 	    inputs[VERT_ATTRIB_GENERIC0 + i] = exec->array.generic_array[i];
 	 else
-	    inputs[VERT_ATTRIB_GENERIC0 + i] = &exec->generic_currval[i];
+	    inputs[VERT_ATTRIB_GENERIC0 + i] = &vbo->generic_currval[i];
       }
       break;
    }
diff --git a/src/mesa/vbo/vbo_exec_draw.c b/src/mesa/vbo/vbo_exec_draw.c
index f665c64c7a..c1898aea49 100644
--- a/src/mesa/vbo/vbo_exec_draw.c
+++ b/src/mesa/vbo/vbo_exec_draw.c
@@ -132,25 +132,49 @@ static GLuint vbo_copy_vertices( struct vbo_exec_context *exec )
 }
 
 
+
 /* TODO: populate these as the vertex is defined:
  */
-static void vbo_exec_bind_arrays( struct vbo_exec_context *exec )
+static void vbo_exec_bind_arrays( GLcontext *ctx )
 {
+   struct vbo_context *vbo = vbo_context(ctx);
+   struct vbo_exec_context *exec = &vbo->exec;
    struct gl_client_array *arrays = exec->vtx.arrays;
    GLuint count = exec->vtx.vert_count;
    GLubyte *data = exec->vtx.buffer_map;
+   const GLuint *map;
    GLuint attr;
 
-   memcpy(arrays,      exec->legacy_currval, 16 * sizeof(arrays[0]));
-   memcpy(arrays + 16, exec->mat_currval,    16 * sizeof(arrays[0]));
+   /* Install the default (ie Current) attributes first, then overlay
+    * all active ones.
+    */
+   switch (get_program_mode(exec->ctx)) {
+   case VP_NONE:
+      memcpy(arrays,      vbo->legacy_currval, 16 * sizeof(arrays[0]));
+      memcpy(arrays + 16, vbo->mat_currval,    16 * sizeof(arrays[0]));
+      map = vbo->map_vp_none;
+      break;
+   case VP_NV:
+   case VP_ARB:
+      /* The aliasing of attributes for NV vertex programs has already
+       * occurred.  NV vertex programs cannot access material values,
+       * nor attributes greater than VERT_ATTRIB_TEX7.  
+       */
+      memcpy(arrays,      vbo->legacy_currval,  16 * sizeof(arrays[0]));
+      memcpy(arrays + 16, vbo->generic_currval, 16 * sizeof(arrays[0]));
+      map = vbo->map_vp_arb;
+      break;
+   }
 
    /* Make all active attributes (including edgeflag) available as
     * arrays of floats.
     */
-   for (attr = 0; attr < VBO_ATTRIB_MAX ; attr++) {
-      if (exec->vtx.attrsz[attr]) {
+   for (attr = 0; attr < VERT_ATTRIB_MAX ; attr++) {
+      GLuint src = map[attr];
+
+      if (exec->vtx.attrsz[src]) {
 	 arrays[attr].Ptr = (void *)data;
-	 arrays[attr].Size = exec->vtx.attrsz[attr];
+	 arrays[attr].Size = exec->vtx.attrsz[src];
 	 arrays[attr].StrideB = exec->vtx.vertex_size * sizeof(GLfloat);
 	 arrays[attr].Stride = exec->vtx.vertex_size * sizeof(GLfloat);
 	 arrays[attr].Type = GL_FLOAT;
@@ -181,7 +205,7 @@ void vbo_exec_vtx_flush( struct vbo_exec_context *exec )
       if (exec->vtx.copied.nr != exec->vtx.vert_count) {
 	 GLcontext *ctx = exec->ctx;
 
-	 vbo_exec_bind_arrays( exec );
+	 vbo_exec_bind_arrays( ctx );
 
 	 vbo_context(ctx)->draw_prims( ctx, 
 				       exec->vtx.inputs, 
diff --git a/src/mesa/vbo/vbo_save_draw.c b/src/mesa/vbo/vbo_save_draw.c
index 44e0171233..18c770a41c 100644
--- a/src/mesa/vbo/vbo_save_draw.c
+++ b/src/mesa/vbo/vbo_save_draw.c
@@ -95,14 +95,36 @@ static void _playback_copy_to_current( GLcontext *ctx,
 /* Treat the vertex storage as a VBO, define vertex arrays pointing
  * into it:
  */
-static void vbo_bind_vertex_list( struct vbo_save_context *save,
+static void vbo_bind_vertex_list( GLcontext *ctx,
                                    const struct vbo_save_vertex_list *node )
 {
+   struct vbo_context *vbo = vbo_context(ctx);
+   struct vbo_save_context *save = &vbo->save;
    struct gl_client_array *arrays = save->arrays;
    GLuint data = node->buffer_offset;
+   const GLuint *map;
    GLuint attr;
 
-   memset(arrays, 0, VBO_ATTRIB_MAX * sizeof(arrays[0]));
+   /* Install the default (ie Current) attributes first, then overlay
+    * all active ones.
+    */
+   switch (get_program_mode(ctx)) {
+   case VP_NONE:
+      memcpy(arrays,      vbo->legacy_currval, 16 * sizeof(arrays[0]));
+      memcpy(arrays + 16, vbo->mat_currval,    16 * sizeof(arrays[0]));
+      map = vbo->map_vp_none;
+      break;
+   case VP_NV:
+   case VP_ARB:
+      /* The aliasing of attributes for NV vertex programs has already
+       * occurred.  NV vertex programs cannot access material values,
+       * nor attributes greater than VERT_ATTRIB_TEX7.  
+       */
+      memcpy(arrays,      vbo->legacy_currval,  16 * sizeof(arrays[0]));
+      memcpy(arrays + 16, vbo->generic_currval, 16 * sizeof(arrays[0]));
+      map = vbo->map_vp_arb;
+      break;
+   }
 
    for (attr = 0; attr <= VBO_ATTRIB_INDEX; attr++) {
       if (node->attrsz[attr]) {
@@ -185,7 +207,7 @@ void vbo_save_playback_vertex_list( GLcontext *ctx, void *data )
          return;
       }
 
-      vbo_bind_vertex_list( save, node );
+      vbo_bind_vertex_list( ctx, node );
 
       vbo_context(ctx)->draw_prims( ctx, 
 				    save->inputs,