summaryrefslogtreecommitdiff
path: root/src/gallium/drivers/i965/brw_pipe_vertex.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium/drivers/i965/brw_pipe_vertex.c')
-rw-r--r--src/gallium/drivers/i965/brw_pipe_vertex.c78
1 files changed, 78 insertions, 0 deletions
diff --git a/src/gallium/drivers/i965/brw_pipe_vertex.c b/src/gallium/drivers/i965/brw_pipe_vertex.c
new file mode 100644
index 0000000000..3d87a2853f
--- /dev/null
+++ b/src/gallium/drivers/i965/brw_pipe_vertex.c
@@ -0,0 +1,78 @@
+#include "brw_context.h"
+
+
+static void brw_set_vertex_elements( struct pipe_context *pipe,
+ unsigned count,
+ const struct pipe_vertex_element *elements )
+{
+ struct brw_context *brw = brw_context(pipe);
+
+ memcpy(brw->curr.vertex_element, elements, count * sizeof(elements[0]));
+ brw->curr.num_vertex_elements = count;
+
+ brw->state.dirty.mesa |= PIPE_NEW_VERTEX_ELEMENT;
+}
+
+
+static void brw_set_vertex_buffers(struct pipe_context *pipe,
+ unsigned count,
+ const struct pipe_vertex_buffer *buffers)
+{
+ struct brw_context *brw = brw_context(pipe);
+ unsigned i;
+
+ /* Check for no change */
+ if (count == brw->curr.num_vertex_buffers &&
+ memcmp(brw->curr.vertex_buffer,
+ buffers,
+ count * sizeof buffers[0]) == 0)
+ return;
+
+ /* Adjust refcounts */
+ for (i = 0; i < count; i++)
+ pipe_buffer_reference(&brw->curr.vertex_buffer[i].buffer,
+ buffers[i].buffer);
+
+ for ( ; i < brw->curr.num_vertex_buffers; i++)
+ pipe_buffer_reference(&brw->curr.vertex_buffer[i].buffer,
+ NULL);
+
+ /* Copy remaining data */
+ memcpy(brw->curr.vertex_buffer, buffers, count * sizeof buffers[0]);
+ brw->curr.num_vertex_buffers = count;
+
+ brw->state.dirty.mesa |= PIPE_NEW_VERTEX_BUFFER;
+}
+
+static void brw_set_edgeflags( struct pipe_context *pipe,
+ const unsigned *bitfield )
+{
+ /* XXX */
+}
+
+
+void
+brw_pipe_vertex_init( struct brw_context *brw )
+{
+ brw->base.set_vertex_buffers = brw_set_vertex_buffers;
+ brw->base.set_vertex_elements = brw_set_vertex_elements;
+ brw->base.set_edgeflags = brw_set_edgeflags;
+}
+
+
+void
+brw_pipe_vertex_cleanup( struct brw_context *brw )
+{
+
+ /* Release bound pipe vertex_buffers
+ */
+
+ /* Release some other stuff
+ */
+#if 0
+ for (i = 0; i < PIPE_MAX_ATTRIBS; i++) {
+ bo_reference(&brw->vb.inputs[i].bo, NULL);
+ brw->vb.inputs[i].bo = NULL;
+ }
+#endif
+}