-/**
- * This function is used to track if data has been changed on a user buffer
- * without map/unmap being called.
- */
-void
-trace_screen_user_buffer_update(struct pipe_screen *_screen,
- struct pipe_buffer *_buffer)
-{
-#if 0
- struct trace_screen *tr_scr = trace_screen(_screen);
- struct pipe_screen *screen = tr_scr->screen;
- const void *map;
-
- if(buffer && buffer->usage & TRACE_BUFFER_USAGE_USER) {
- map = screen->buffer_map(screen, buffer, PIPE_BUFFER_USAGE_CPU_READ);
- if(map) {
- trace_dump_call_begin("pipe_winsys", "buffer_write");
-
- trace_dump_arg(ptr, screen);
-
- trace_dump_arg(ptr, buffer);
-
- trace_dump_arg_begin("data");
- trace_dump_bytes(map, buffer->size);
- trace_dump_arg_end();
-
- trace_dump_arg_begin("size");
- trace_dump_uint(buffer->size);
- trace_dump_arg_end();
-
- trace_dump_call_end();
-
- screen->buffer_unmap(screen, buffer);
- }
- }
-#endif
-}
-
-
-static void *
-trace_screen_buffer_map(struct pipe_screen *_screen,
- struct pipe_buffer *_buffer,
- unsigned usage)
-{
- struct trace_screen *tr_scr = trace_screen(_screen);
- struct trace_buffer *tr_buf = trace_buffer(_buffer);
- struct pipe_screen *screen = tr_scr->screen;
- struct pipe_buffer *buffer = tr_buf->buffer;
- void *map;
-
- assert(screen->buffer_map);
- map = screen->buffer_map(screen, buffer, usage);
- if(map) {
- if(usage & PIPE_BUFFER_USAGE_CPU_WRITE) {
- tr_buf->map = map;
- }
- }
-
- return map;
-}
-
-
-static void *
-trace_screen_buffer_map_range(struct pipe_screen *_screen,
- struct pipe_buffer *_buffer,
- unsigned offset,
- unsigned length,
- unsigned usage)
-{
- struct trace_screen *tr_scr = trace_screen(_screen);
- struct trace_buffer *tr_buf = trace_buffer(_buffer);
- struct pipe_screen *screen = tr_scr->screen;
- struct pipe_buffer *buffer = tr_buf->buffer;
- void *map;
-
- assert(screen->buffer_map_range);
- map = screen->buffer_map_range(screen, buffer, offset, length, usage);
- if(map) {
- if(usage & PIPE_BUFFER_USAGE_CPU_WRITE) {
- tr_buf->map = map;
- }
- }
-
- return map;
-}
-
-
-static void
-buffer_write(struct pipe_screen *screen,
- struct pipe_buffer *buffer,
- unsigned offset,
- const char *map,
- unsigned size)
-{
- assert(map);
-
- trace_dump_call_begin("pipe_screen", "buffer_write");
-
- trace_dump_arg(ptr, screen);
-
- trace_dump_arg(ptr, buffer);
-
- trace_dump_arg(uint, offset);
-
- trace_dump_arg_begin("data");
- trace_dump_bytes(map + offset, size);
- trace_dump_arg_end();
-
- trace_dump_arg(uint, size);
-
- trace_dump_call_end();
-
-}
-
-
-static void
-trace_screen_buffer_flush_mapped_range(struct pipe_screen *_screen,
- struct pipe_buffer *_buffer,
- unsigned offset,
- unsigned length)
-{
- struct trace_screen *tr_scr = trace_screen(_screen);
- struct trace_buffer *tr_buf = trace_buffer(_buffer);
- struct pipe_screen *screen = tr_scr->screen;
- struct pipe_buffer *buffer = tr_buf->buffer;
-
- assert(tr_buf->map);
- buffer_write(screen, buffer, offset, tr_buf->map, length);
- tr_buf->range_flushed = TRUE;
- screen->buffer_flush_mapped_range(screen, buffer, offset, length);
-}
-
-
-static void
-trace_screen_buffer_unmap(struct pipe_screen *_screen,
- struct pipe_buffer *_buffer)
-{
- struct trace_screen *tr_scr = trace_screen(_screen);
- struct trace_buffer *tr_buf = trace_buffer(_buffer);
- struct pipe_screen *screen = tr_scr->screen;
- struct pipe_buffer *buffer = tr_buf->buffer;
-
- if (tr_buf->map && !tr_buf->range_flushed)
- buffer_write(screen, buffer, 0, tr_buf->map, buffer->size);
- tr_buf->map = NULL;
- tr_buf->range_flushed = FALSE;
- screen->buffer_unmap(screen, buffer);
-}
-
-
-static void
-trace_screen_buffer_destroy(struct pipe_buffer *_buffer)
-{
- struct trace_screen *tr_scr = trace_screen(_buffer->screen);
- struct trace_buffer *tr_buf = trace_buffer(_buffer);
- struct pipe_screen *screen = tr_scr->screen;
- struct pipe_buffer *buffer = tr_buf->buffer;
-
- trace_dump_call_begin("pipe_screen", "buffer_destroy");
-
- trace_dump_arg(ptr, screen);
- trace_dump_arg(ptr, buffer);
-
- trace_dump_call_end();
-
- trace_buffer_destroy(tr_scr, _buffer);
-}