const struct vbo_save_vertex_list *node )
{
struct vbo_context *vbo = vbo_context(ctx);
- GLfloat vertex[VBO_ATTRIB_MAX * 4], *data = vertex;
+ GLfloat vertex[VBO_ATTRIB_MAX * 4];
+ GLfloat *data;
GLuint i, offset;
- if (node->count)
- offset = (node->buffer_offset +
- (node->count-1) * node->vertex_size * sizeof(GLfloat));
- else
- offset = node->buffer_offset;
+ if (node->current_size == 0)
+ return;
- ctx->Driver.GetBufferSubData( ctx, 0, offset,
- node->vertex_size * sizeof(GLfloat),
- data, node->vertex_store->bufferobj );
+ if (node->current_data) {
+ data = node->current_data;
+ }
+ else {
+ data = vertex;
+
+ if (node->count)
+ offset = (node->buffer_offset +
+ (node->count-1) * node->vertex_size * sizeof(GLfloat));
+ else
+ offset = node->buffer_offset;
- data += node->attrsz[0]; /* skip vertex position */
+ ctx->Driver.GetBufferSubData( ctx, 0, offset,
+ node->vertex_size * sizeof(GLfloat),
+ data, node->vertex_store->bufferobj );
+
+ data += node->attrsz[0]; /* skip vertex position */
+ }
for (i = VBO_ATTRIB_POS+1 ; i < VBO_ATTRIB_MAX ; i++) {
if (node->attrsz[i]) {
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;
+ GLuint buffer_offset = node->buffer_offset;
const GLuint *map;
GLuint attr;
+ GLubyte node_attrsz[VBO_ATTRIB_MAX]; /* copy of node->attrsz[] */
GLbitfield varying_inputs = 0x0;
+ memcpy(node_attrsz, node->attrsz, sizeof(node->attrsz));
+
/* Install the default (ie Current) attributes first, then overlay
* all active ones.
*/
save->inputs[attr + 16] = &vbo->generic_currval[attr];
}
map = vbo->map_vp_arb;
+
+ /* check if VERT_ATTRIB_POS is not read but VERT_BIT_GENERIC0 is read.
+ * In that case we effectively need to route the data from
+ * glVertexAttrib(0, val) calls to feed into the GENERIC0 input.
+ */
+ if ((ctx->VertexProgram._Current->Base.InputsRead & VERT_BIT_POS) == 0 &&
+ (ctx->VertexProgram._Current->Base.InputsRead & VERT_BIT_GENERIC0)) {
+ save->inputs[16] = save->inputs[0];
+ node_attrsz[16] = node_attrsz[0];
+ node_attrsz[0] = 0;
+ }
break;
+ default:
+ assert(0);
}
for (attr = 0; attr < VERT_ATTRIB_MAX; attr++) {
GLuint src = map[attr];
- if (node->attrsz[src]) {
+ if (node_attrsz[src]) {
/* override the default array set above */
save->inputs[attr] = &arrays[attr];
- arrays[attr].Ptr = (const GLubyte *) data;
+ arrays[attr].Ptr = (const GLubyte *) NULL + buffer_offset;
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].Format = GL_RGBA;
arrays[attr].Enabled = 1;
_mesa_reference_buffer_object(ctx,
&arrays[attr].BufferObj,
assert(arrays[attr].BufferObj->Name);
- data += node->attrsz[src] * sizeof(GLfloat);
+ buffer_offset += node->attrsz[src] * sizeof(GLfloat);
varying_inputs |= 1<<attr;
}
}
node->prim,
node->prim_count,
NULL,
+ GL_TRUE,
0, /* Node is a VBO, so this is ok */
node->count - 1);
}