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path: root/mesalib/src/mesa/main/arrayobj.c
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Diffstat (limited to 'mesalib/src/mesa/main/arrayobj.c')
-rw-r--r--mesalib/src/mesa/main/arrayobj.c73
1 files changed, 56 insertions, 17 deletions
diff --git a/mesalib/src/mesa/main/arrayobj.c b/mesalib/src/mesa/main/arrayobj.c
index 5d50d29f8..dbf8fdc73 100644
--- a/mesalib/src/mesa/main/arrayobj.c
+++ b/mesalib/src/mesa/main/arrayobj.c
@@ -72,7 +72,7 @@ _mesa_lookup_arrayobj(struct gl_context *ctx, GLuint id)
/**
- * For all the vertex arrays in the array object, unbind any pointers
+ * For all the vertex binding points in the array object, unbind any pointers
* to any buffer objects (VBOs).
* This is done just prior to array object destruction.
*/
@@ -81,8 +81,11 @@ unbind_array_object_vbos(struct gl_context *ctx, struct gl_array_object *obj)
{
GLuint i;
- for (i = 0; i < Elements(obj->VertexAttrib); i++)
- _mesa_reference_buffer_object(ctx, &obj->VertexAttrib[i].BufferObj, NULL);
+ for (i = 0; i < Elements(obj->VertexBinding); i++)
+ _mesa_reference_buffer_object(ctx, &obj->VertexBinding[i].BufferObj, NULL);
+
+ for (i = 0; i < Elements(obj->_VertexAttrib); i++)
+ _mesa_reference_buffer_object(ctx, &obj->_VertexAttrib[i].BufferObj, NULL);
}
@@ -181,20 +184,30 @@ _mesa_reference_array_object_(struct gl_context *ctx,
static void
init_array(struct gl_context *ctx,
- struct gl_client_array *array, GLint size, GLint type)
+ struct gl_array_object *obj, GLuint index, GLint size, GLint type)
{
+ struct gl_vertex_attrib_array *array = &obj->VertexAttrib[index];
+ struct gl_vertex_buffer_binding *binding = &obj->VertexBinding[index];
+
array->Size = size;
array->Type = type;
array->Format = GL_RGBA; /* only significant for GL_EXT_vertex_array_bgra */
array->Stride = 0;
- array->StrideB = 0;
array->Ptr = NULL;
+ array->RelativeOffset = 0;
array->Enabled = GL_FALSE;
array->Normalized = GL_FALSE;
array->Integer = GL_FALSE;
array->_ElementSize = size * _mesa_sizeof_type(type);
+ array->VertexBinding = index;
+
+ binding->Offset = 0;
+ binding->Stride = array->_ElementSize;
+ binding->BufferObj = NULL;
+ binding->_BoundArrays = BITFIELD64_BIT(index);
+
/* Vertex array buffers */
- _mesa_reference_buffer_object(ctx, &array->BufferObj,
+ _mesa_reference_buffer_object(ctx, &binding->BufferObj,
ctx->Shared->NullBufferObj);
}
@@ -215,31 +228,31 @@ _mesa_initialize_array_object( struct gl_context *ctx,
obj->RefCount = 1;
/* Init the individual arrays */
- for (i = 0; i < Elements(obj->VertexAttrib); i++) {
+ for (i = 0; i < Elements(obj->_VertexAttrib); i++) {
switch (i) {
case VERT_ATTRIB_WEIGHT:
- init_array(ctx, &obj->VertexAttrib[VERT_ATTRIB_WEIGHT], 1, GL_FLOAT);
+ init_array(ctx, obj, VERT_ATTRIB_WEIGHT, 1, GL_FLOAT);
break;
case VERT_ATTRIB_NORMAL:
- init_array(ctx, &obj->VertexAttrib[VERT_ATTRIB_NORMAL], 3, GL_FLOAT);
+ init_array(ctx, obj, VERT_ATTRIB_NORMAL, 3, GL_FLOAT);
break;
case VERT_ATTRIB_COLOR1:
- init_array(ctx, &obj->VertexAttrib[VERT_ATTRIB_COLOR1], 3, GL_FLOAT);
+ init_array(ctx, obj, VERT_ATTRIB_COLOR1, 3, GL_FLOAT);
break;
case VERT_ATTRIB_FOG:
- init_array(ctx, &obj->VertexAttrib[VERT_ATTRIB_FOG], 1, GL_FLOAT);
+ init_array(ctx, obj, VERT_ATTRIB_FOG, 1, GL_FLOAT);
break;
case VERT_ATTRIB_COLOR_INDEX:
- init_array(ctx, &obj->VertexAttrib[VERT_ATTRIB_COLOR_INDEX], 1, GL_FLOAT);
+ init_array(ctx, obj, VERT_ATTRIB_COLOR_INDEX, 1, GL_FLOAT);
break;
case VERT_ATTRIB_EDGEFLAG:
- init_array(ctx, &obj->VertexAttrib[VERT_ATTRIB_EDGEFLAG], 1, GL_BOOL);
+ init_array(ctx, obj, VERT_ATTRIB_EDGEFLAG, 1, GL_BOOL);
break;
case VERT_ATTRIB_POINT_SIZE:
- init_array(ctx, &obj->VertexAttrib[VERT_ATTRIB_POINT_SIZE], 1, GL_FLOAT);
+ init_array(ctx, obj, VERT_ATTRIB_POINT_SIZE, 1, GL_FLOAT);
break;
default:
- init_array(ctx, &obj->VertexAttrib[i], 4, GL_FLOAT);
+ init_array(ctx, obj, i, 4, GL_FLOAT);
break;
}
}
@@ -279,7 +292,7 @@ remove_array_object( struct gl_context *ctx, struct gl_array_object *obj )
/**
* Helper for _mesa_update_array_object_max_element().
- * \return min(arrayObj->VertexAttrib[*]._MaxElement).
+ * \return min(arrayObj->_VertexAttrib[*]._MaxElement).
*/
static GLuint
compute_max_element(struct gl_array_object *arrayObj, GLbitfield64 enabled)
@@ -291,7 +304,7 @@ compute_max_element(struct gl_array_object *arrayObj, GLbitfield64 enabled)
GLint attrib = ffsll(enabled) - 1;
enabled ^= BITFIELD64_BIT(attrib);
- client_array = &arrayObj->VertexAttrib[attrib];
+ client_array = &arrayObj->_VertexAttrib[attrib];
assert(client_array->Enabled);
_mesa_update_array_max_element(client_array);
min = MIN2(min, client_array->_MaxElement);
@@ -322,6 +335,32 @@ _mesa_update_array_object_max_element(struct gl_context *ctx,
}
+/**
+ * Updates the derived gl_client_arrays when a gl_vertex_attrib_array
+ * or a gl_vertex_buffer_binding has changed.
+ */
+void
+_mesa_update_array_object_client_arrays(struct gl_context *ctx, struct gl_array_object *arrayObj)
+{
+ GLbitfield64 arrays = arrayObj->NewArrays;
+
+ while (arrays) {
+ struct gl_client_array *client_array;
+ struct gl_vertex_attrib_array *attrib_array;
+ struct gl_vertex_buffer_binding *buffer_binding;
+
+ GLint attrib = ffsll(arrays) - 1;
+ arrays ^= BITFIELD64_BIT(attrib);
+
+ attrib_array = &arrayObj->VertexAttrib[attrib];
+ buffer_binding = &arrayObj->VertexBinding[attrib_array->VertexBinding];
+ client_array = &arrayObj->_VertexAttrib[attrib];
+
+ _mesa_update_client_array(ctx, client_array, attrib_array, buffer_binding);
+ }
+}
+
+
/**********************************************************************/
/* API Functions */
/**********************************************************************/