+++ /dev/null
-/**************************************************************************
- *
- * 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.
- *
- **************************************************************************/
-
-#include "u_surfaces.h"
-#include "util/u_hash_table.h"
-#include "util/u_inlines.h"
-#include "util/u_memory.h"
-
-boolean
-util_surfaces_do_get(struct util_surfaces *us, unsigned surface_struct_size,
- struct pipe_context *ctx, struct pipe_resource *pt,
- unsigned level, unsigned layer,
- struct pipe_surface **res)
-{
- struct pipe_surface *ps;
-
- if(pt->target == PIPE_TEXTURE_3D || pt->target == PIPE_TEXTURE_CUBE)
- { /* or 2D array */
- if (!us->u.hash.end)
- cso_hash_init(&us->u.hash);
-
- ps = cso_hash_iter_data(cso_hash_find(&us->u.hash, (layer << 8) | level));
- }
- else
- {
- if(!us->u.array)
- us->u.array = CALLOC(pt->last_level + 1, sizeof(struct pipe_surface *));
- ps = us->u.array[level];
- }
-
- if(ps && ps->context == ctx)
- {
- p_atomic_inc(&ps->reference.count);
- *res = ps;
- return FALSE;
- }
-
- ps = (struct pipe_surface *)CALLOC(1, surface_struct_size);
- if (!ps)
- {
- *res = NULL;
- return FALSE;
- }
-
- pipe_surface_init(ctx, ps, pt, level, layer);
-
- if(pt->target == PIPE_TEXTURE_3D || pt->target == PIPE_TEXTURE_CUBE)
- cso_hash_insert(&us->u.hash, (layer << 8) | level, ps);
- else
- us->u.array[level] = ps;
-
- *res = ps;
- return TRUE;
-}
-
-void
-util_surfaces_do_detach(struct util_surfaces *us, struct pipe_surface *ps)
-{
- struct pipe_resource *pt = ps->texture;
- if(pt->target == PIPE_TEXTURE_3D || pt->target == PIPE_TEXTURE_CUBE)
- { /* or 2D array */
- cso_hash_erase(&us->u.hash, cso_hash_find(&us->u.hash, (ps->u.tex.first_layer << 8) | ps->u.tex.level));
- }
- else
- us->u.array[ps->u.tex.level] = 0;
-}
-
-void
-util_surfaces_destroy(struct util_surfaces *us, struct pipe_resource *pt, void (*destroy_surface) (struct pipe_surface *))
-{
- if(pt->target == PIPE_TEXTURE_3D || pt->target == PIPE_TEXTURE_CUBE)
- { /* or 2D array */
- if (&us->u.hash)
- {
- struct cso_hash_iter iter;
- iter = cso_hash_first_node(&us->u.hash);
- while (!cso_hash_iter_is_null(iter)) {
- destroy_surface(cso_hash_iter_data(iter));
- iter = cso_hash_iter_next(iter);
- }
-
- cso_hash_deinit(&us->u.hash);
- }
- }
- else
- {
- if(us->u.array)
- {
- unsigned i;
- for(i = 0; i <= pt->last_level; ++i)
- {
- struct pipe_surface *ps = us->u.array[i];
- if (ps)
- destroy_surface(ps);
- }
- FREE(us->u.array);
- us->u.array = NULL;
- }
- }
-}
+++ /dev/null
-/**************************************************************************
- *
- * 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_SURFACES_H_
-#define U_SURFACES_H_
-
-#include "pipe/p_compiler.h"
-#include "pipe/p_state.h"
-#include "util/u_atomic.h"
-#include "cso_cache/cso_hash.h"
-
-struct util_surfaces
-{
- union
- {
- struct cso_hash hash;
- struct pipe_surface **array;
- void* pv;
- } u;
-};
-
-/* Return value indicates if the pipe surface result is new */
-boolean
-util_surfaces_do_get(struct util_surfaces *us, unsigned surface_struct_size,
- struct pipe_context *ctx, struct pipe_resource *pt,
- unsigned level, unsigned layer,
- struct pipe_surface **res);
-
-/* fast inline path for the very common case */
-static inline boolean
-util_surfaces_get(struct util_surfaces *us, unsigned surface_struct_size,
- struct pipe_context *ctx, struct pipe_resource *pt,
- unsigned level, unsigned layer,
- struct pipe_surface **res)
-{
- if(likely((pt->target == PIPE_TEXTURE_2D || pt->target == PIPE_TEXTURE_RECT) && us->u.array))
- {
- struct pipe_surface *ps = us->u.array[level];
- if(ps && ps->context == ctx)
- {
- p_atomic_inc(&ps->reference.count);
- *res = ps;
- return FALSE;
- }
- }
-
- return util_surfaces_do_get(us, surface_struct_size, ctx, pt, level, layer, res);
-}
-
-static inline struct pipe_surface *
-util_surfaces_peek(struct util_surfaces *us, struct pipe_resource *pt, unsigned level, unsigned layer)
-{
- if(!us->u.pv)
- return 0;
-
- if(unlikely(pt->target == PIPE_TEXTURE_3D || pt->target == PIPE_TEXTURE_CUBE))
- return cso_hash_iter_data(cso_hash_find(&us->u.hash, (layer << 8) | level));
- else
- return us->u.array[level];
-}
-
-void util_surfaces_do_detach(struct util_surfaces *us, struct pipe_surface *ps);
-
-static inline void
-util_surfaces_detach(struct util_surfaces *us, struct pipe_surface *ps)
-{
- if(likely(ps->texture->target == PIPE_TEXTURE_2D || ps->texture->target == PIPE_TEXTURE_RECT))
- {
- us->u.array[ps->u.tex.level] = 0;
- return;
- }
-
- util_surfaces_do_detach(us, ps);
-}
-
-void util_surfaces_destroy(struct util_surfaces *us, struct pipe_resource *pt, void (*destroy_surface) (struct pipe_surface *));
-
-#endif
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