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authorLuca Barbieri <luca@luca-barbieri.com>2010-04-18 14:55:03 +0200
committerLuca Barbieri <luca@luca-barbieri.com>2010-04-18 16:23:11 +0200
commitf9ea7a2ea94275a3783dbc24ce8e6fec2930f493 (patch)
treed7ac33ee6bf898c71c7f7e6076a05954a7076dc6 /src/gallium
parentac4b8db62d056fa5b85661f67ba5e1d1d29e3fcf (diff)
auxiliary: add util_dirty_surfaces to track dirty render temporaries
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/auxiliary/util/u_dirty_surfaces.h88
1 files changed, 88 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_dirty_surfaces.h b/src/gallium/auxiliary/util/u_dirty_surfaces.h
new file mode 100644
index 0000000000..99f260bf96
--- /dev/null
+++ b/src/gallium/auxiliary/util/u_dirty_surfaces.h
@@ -0,0 +1,88 @@
+#ifndef U_DIRTY_SURFACES_H_
+#define U_DIRTY_SURFACES_H_
+
+#include "util/u_double_list.h"
+#include "util/u_math.h"
+
+typedef void (*util_dirty_surface_flush_t) (struct pipe_context *, struct pipe_surface *);
+
+struct util_dirty_surfaces
+{
+ struct list_head dirty_list;
+};
+
+struct util_dirty_surface
+{
+ struct pipe_surface base;
+ struct list_head dirty_list;
+};
+
+static INLINE void
+util_dirty_surfaces_init(struct util_dirty_surfaces *ds)
+{
+ LIST_INITHEAD(&ds->dirty_list);
+}
+
+static INLINE void
+util_dirty_surfaces_use_for_sampling(struct pipe_context *pipe, struct util_dirty_surfaces *dss, util_dirty_surface_flush_t flush)
+{
+ struct list_head *p, *next;
+ for(p = dss->dirty_list.next; p != &dss->dirty_list; p = next)
+ {
+ struct util_dirty_surface *ds = LIST_ENTRY(struct util_dirty_surface, p, dirty_list);
+ next = p->next;
+
+ flush(pipe, &ds->base);
+ }
+}
+
+static INLINE void
+util_dirty_surfaces_use_levels_for_sampling(struct pipe_context *pipe, struct util_dirty_surfaces *dss, unsigned first, unsigned last, util_dirty_surface_flush_t flush)
+{
+ struct list_head *p, *next;
+ if(first > last)
+ return;
+ for(p = dss->dirty_list.next; p != &dss->dirty_list; p = next)
+ {
+ struct util_dirty_surface *ds = LIST_ENTRY(struct util_dirty_surface, p, dirty_list);
+ next = p->next;
+
+ if(ds->base.level >= first && ds->base.level <= last)
+ flush(pipe, &ds->base);
+ }
+}
+
+static INLINE void
+util_dirty_surfaces_use_for_sampling_with(struct pipe_context *pipe, struct util_dirty_surfaces *dss, struct pipe_sampler_view *psv, struct pipe_sampler_state *pss, util_dirty_surface_flush_t flush)
+{
+ if(!LIST_IS_EMPTY(&dss->dirty_list))
+ util_dirty_surfaces_use_levels_for_sampling(pipe, dss, (unsigned)pss->min_lod + psv->first_level, MIN2((unsigned)ceilf(pss->max_lod) + psv->first_level, psv->last_level), flush);
+}
+
+static INLINE void
+util_dirty_surface_init(struct util_dirty_surface *ds)
+{
+ LIST_INITHEAD(&ds->dirty_list);
+}
+
+static INLINE boolean
+util_dirty_surface_is_dirty(struct util_dirty_surface *ds)
+{
+ return !LIST_IS_EMPTY(&ds->dirty_list);
+}
+
+static INLINE void
+util_dirty_surface_set_dirty(struct util_dirty_surfaces *dss, struct util_dirty_surface *ds)
+{
+ if(LIST_IS_EMPTY(&ds->dirty_list))
+ LIST_ADDTAIL(&ds->dirty_list, &dss->dirty_list);
+}
+
+static INLINE void
+util_dirty_surface_set_clean(struct util_dirty_surfaces *dss, struct util_dirty_surface *ds)
+{
+ if(!LIST_IS_EMPTY(&ds->dirty_list))
+ LIST_DELINIT(&ds->dirty_list);
+}
+
+#endif