#include "draw/draw_gs.h"
#include "draw/draw_private.h"
#include "draw/draw_pt.h"
+#include "draw/draw_vbuf.h"
#include "draw/draw_vs.h"
#include "tgsi/tgsi_dump.h"
#include "util/u_math.h"
draw_vbo(draw, &info);
}
+/**
+ * Resolve true values within pipe_draw_info.
+ * If we're rendering from transform feedback/stream output
+ * buffers both the count and max_index need to be computed
+ * from the attached stream output target.
+ */
+static void
+resolve_draw_info(const struct pipe_draw_info *raw_info,
+ struct pipe_draw_info *info)
+{
+ memcpy(info, raw_info, sizeof(struct pipe_draw_info));
+
+ if (raw_info->count_from_stream_output) {
+ struct draw_so_target *target =
+ (struct draw_so_target *)info->count_from_stream_output;
+ info->count = target->emitted_vertices;
+
+ /* Stream output draw can not be indexed */
+ debug_assert(!info->indexed);
+ info->max_index = info->count - 1;
+ }
+}
/**
* Draw vertex arrays.
unsigned instance;
unsigned index_limit;
unsigned count;
+ struct pipe_draw_info resolved_info;
+
+ resolve_draw_info(info, &resolved_info);
+ info = &resolved_info;
+
assert(info->instance_count > 0);
if (info->indexed)
assert(draw->pt.user.elts);
+
+ count = info->count;
draw->pt.user.eltBias = info->index_bias;
draw->pt.user.min_index = info->min_index;
return;
}
- draw->pt.max_index = index_limit - 1;
-
- count = info->count;
- if (count == 0) {
- if (info->count_from_stream_output)
- count = draw->pt.max_index + 1;
+ /* If we're collecting stats then make sure we start from scratch */
+ if (draw->collect_statistics) {
+ memset(&draw->statistics, 0, sizeof(draw->statistics));
}
+ draw->pt.max_index = index_limit - 1;
+
/*
* TODO: We could use draw->pt.max_index to further narrow
* the min_index/max_index hints given by the state tracker.
for (instance = 0; instance < info->instance_count; instance++) {
draw->instance_id = instance + info->start_instance;
+ draw_new_instance(draw);
+
if (info->primitive_restart) {
draw_pt_arrays_restart(draw, info);
}
draw_pt_arrays(draw, info->mode, info->start, count);
}
}
+
+ /* If requested emit the pipeline statistics for this run */
+ if (draw->collect_statistics) {
+ draw->render->pipeline_statistics(draw->render, &draw->statistics);
+ }
}