Merge commit 'origin/gallium-0.1' into gallium-0.2

[mesa.git] / src / mesa / vbo / vbo_save_draw.c

diff --git a/src/mesa/vbo/vbo_save_draw.c b/src/mesa/vbo/vbo_save_draw.c
index bf5c6d4eefe98e06d5ac61922f1dd58cc7a3159e..0488c5d718295dac46ea38d6f4e07c90e2c2d33a 100644 (file)
--- a/src/mesa/vbo/vbo_save_draw.c
+++ b/src/mesa/vbo/vbo_save_draw.c
@@ -1,8 +1,8 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.1
+ * Version:  7.2
  *
- * Copyright (C) 1999-2004  Brian Paul   All Rights Reserved.
+ * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -27,6 +27,7 @@
  */
 
 #include "main/glheader.h"
+#include "main/bufferobj.h"
 #include "main/context.h"
 #include "main/imports.h"
 #include "main/mtypes.h"
@@ -63,18 +64,26 @@ static void _playback_copy_to_current( GLcontext *ctx,
    for (i = VBO_ATTRIB_POS+1 ; i < VBO_ATTRIB_MAX ; i++) {
       if (node->attrsz[i]) {
         GLfloat *current = (GLfloat *)vbo->currval[i].Ptr;
+         GLfloat tmp[4];
 
-        COPY_CLEAN_4V(current, 
-                      node->attrsz[i], 
-                      data);
+         COPY_CLEAN_4V(tmp, 
+                       node->attrsz[i], 
+                       data);
+         
+         if (memcmp(current, tmp, 4 * sizeof(GLfloat)) != 0)
+         {
+            memcpy(current, tmp, 4 * sizeof(GLfloat));
 
-        vbo->currval[i].Size = node->attrsz[i];
+            vbo->currval[i].Size = node->attrsz[i];
 
-        data += node->attrsz[i];
+            if (i >= VBO_ATTRIB_FIRST_MATERIAL &&
+                i <= VBO_ATTRIB_LAST_MATERIAL)
+               ctx->NewState |= _NEW_LIGHT;
+
+            ctx->NewState |= _NEW_CURRENT_ATTRIB;
+         }
 
-        if (i >= VBO_ATTRIB_FIRST_MATERIAL &&
-            i <= VBO_ATTRIB_LAST_MATERIAL)
-           ctx->NewState |= _NEW_LIGHT;
+        data += node->attrsz[i];
       }
    }
 
@@ -109,14 +118,19 @@ static void vbo_bind_vertex_list( GLcontext *ctx,
    GLuint data = node->buffer_offset;
    const GLuint *map;
    GLuint attr;
+   GLbitfield varying_inputs = 0x0;
 
    /* 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,    MAT_ATTRIB_MAX * sizeof(arrays[0]));
+      for (attr = 0; attr < 16; attr++) {
+         save->inputs[attr] = &vbo->legacy_currval[attr];
+      }
+      for (attr = 0; attr < MAT_ATTRIB_MAX; attr++) {
+         save->inputs[attr + 16] = &vbo->mat_currval[attr];
+      }
       map = vbo->map_vp_none;
       break;
    case VP_NV:
@@ -125,8 +139,10 @@ static void vbo_bind_vertex_list( GLcontext *ctx,
        * 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]));
+      for (attr = 0; attr < 16; attr++) {
+         save->inputs[attr] = &vbo->legacy_currval[attr];
+         save->inputs[attr + 16] = &vbo->generic_currval[attr];
+      }
       map = vbo->map_vp_arb;
       break;
    }
@@ -135,20 +151,28 @@ static void vbo_bind_vertex_list( GLcontext *ctx,
       GLuint src = map[attr];
 
       if (node->attrsz[src]) {
-        arrays[attr].Ptr = (const GLubyte *)data;
+         /* override the default array set above */
+         save->inputs[attr] = &arrays[attr];
+
+        arrays[attr].Ptr = (const GLubyte *) data;
         arrays[attr].Size = node->attrsz[src];
         arrays[attr].StrideB = node->vertex_size * sizeof(GLfloat);
         arrays[attr].Stride = node->vertex_size * sizeof(GLfloat);
         arrays[attr].Type = GL_FLOAT;
         arrays[attr].Enabled = 1;
-        arrays[attr].BufferObj = node->vertex_store->bufferobj;
+         _mesa_reference_buffer_object(ctx,
+                                       &arrays[attr].BufferObj,
+                                       node->vertex_store->bufferobj);
         arrays[attr]._MaxElement = node->count; /* ??? */
         
         assert(arrays[attr].BufferObj->Name);
 
         data += node->attrsz[src] * sizeof(GLfloat);
+         varying_inputs |= 1<<attr;
       }
    }
+
+   _mesa_set_varying_vp_inputs( ctx, varying_inputs );
 }
 
 static void vbo_save_loopback_vertex_list( GLcontext *ctx,
@@ -217,6 +241,11 @@ void vbo_save_playback_vertex_list( GLcontext *ctx, void *data )
 
       vbo_bind_vertex_list( ctx, node );
 
+      /* Again...
+       */
+      if (ctx->NewState)
+        _mesa_update_state( ctx );
+
       vbo_context(ctx)->draw_prims( ctx, 
                                    save->inputs, 
                                    node->prim,