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| author | marha <marha@users.sourceforge.net> | 2011-04-30 16:21:56 +0000 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2011-04-30 16:21:56 +0000 |
| commit | e4dd9264ee8d4a20eef0eec8c8bf8cff2473b46f (patch) | |
| tree | 1804d7456ba8f200c7e329d4e6aa67ce4fb1649f /mesalib/src/gallium/auxiliary/util/u_dirty_surfaces.h | |
| parent | 88a78ebea08af461224f815a8380ea5c54186f43 (diff) | |
| parent | 0402d388cb9803652c0f9a52ba7dcb6029fdd0b9 (diff) | |
| download | vcxsrv-e4dd9264ee8d4a20eef0eec8c8bf8cff2473b46f.tar.gz vcxsrv-e4dd9264ee8d4a20eef0eec8c8bf8cff2473b46f.tar.bz2 vcxsrv-e4dd9264ee8d4a20eef0eec8c8bf8cff2473b46f.zip | |
svn merge ^/branches/released .
Diffstat (limited to 'mesalib/src/gallium/auxiliary/util/u_dirty_surfaces.h')
| -rw-r--r-- | mesalib/src/gallium/auxiliary/util/u_dirty_surfaces.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/mesalib/src/gallium/auxiliary/util/u_dirty_surfaces.h b/mesalib/src/gallium/auxiliary/util/u_dirty_surfaces.h new file mode 100644 index 000000000..bbc3179f0 --- /dev/null +++ b/mesalib/src/gallium/auxiliary/util/u_dirty_surfaces.h @@ -0,0 +1,119 @@ +/**************************************************************************
+ *
+ * Copyright 2010 Luca Barbieri
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef U_DIRTY_SURFACES_H_
+#define U_DIRTY_SURFACES_H_
+
+#include "pipe/p_state.h"
+
+#include "util/u_double_list.h"
+#include "util/u_math.h"
+
+struct pipe_context;
+
+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.u.tex.level >= first && ds->base.u.tex.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->u.tex.first_level,
+ MIN2((unsigned)ceilf(pss->max_lod) + psv->u.tex.first_level, psv->u.tex.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
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