+/*
+ * Copyright 2008 Ben Skeggs
+ *
+ * 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 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 AUTHORS 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 "pipe/p_state.h"
#include "pipe/p_defines.h"
-#include "pipe/p_util.h"
#include "pipe/p_inlines.h"
#include "nv50_context.h"
-struct nv50_miptree {
- struct pipe_texture base;
- struct pipe_buffer *buffer;
-};
-
-static INLINE struct nv50_miptree *
-nv50_miptree(struct pipe_texture *pt)
-{
- return (struct nv50_miptree *)pt;
-}
-
static struct pipe_texture *
-nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
+nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *tmp)
{
- struct pipe_winsys *ws = pscreen->winsys;
+ struct nouveau_device *dev = nouveau_screen(pscreen)->device;
struct nv50_miptree *mt = CALLOC_STRUCT(nv50_miptree);
-
- NOUVEAU_ERR("unimplemented\n");
-
- mt->base = *pt;
- mt->base.refcount = 1;
+ struct pipe_texture *pt = &mt->base;
+ unsigned width = tmp->width[0], height = tmp->height[0];
+ unsigned depth = tmp->depth[0];
+ uint32_t tile_mode = 0, tile_flags = 0;
+ int ret, i, l;
+
+ mt->base = *tmp;
+ pipe_reference_init(&mt->base.reference, 1);
mt->base.screen = pscreen;
- mt->buffer = ws->buffer_create(ws, 256, PIPE_BUFFER_USAGE_PIXEL,
- 512*32*4);
- if (!mt->buffer) {
+ switch (pt->format) {
+ case PIPE_FORMAT_Z24S8_UNORM:
+ case PIPE_FORMAT_Z16_UNORM:
+ tile_flags = 0x2800;
+ break;
+ default:
+ tile_flags = 0x7000;
+ break;
+ }
+
+ switch (pt->target) {
+ case PIPE_TEXTURE_3D:
+ mt->image_nr = pt->depth[0];
+ break;
+ case PIPE_TEXTURE_CUBE:
+ mt->image_nr = 6;
+ break;
+ default:
+ mt->image_nr = 1;
+ break;
+ }
+
+ for (l = 0; l <= pt->last_level; l++) {
+ struct nv50_miptree_level *lvl = &mt->level[l];
+
+ pt->width[l] = width;
+ pt->height[l] = height;
+ pt->depth[l] = depth;
+ pt->nblocksx[l] = pf_get_nblocksx(&pt->block, width);
+ pt->nblocksy[l] = pf_get_nblocksy(&pt->block, height);
+
+ lvl->image_offset = CALLOC(mt->image_nr, sizeof(int));
+ lvl->pitch = align(pt->width[l] * pt->block.size, 64);
+
+ width = MAX2(1, width >> 1);
+ height = MAX2(1, height >> 1);
+ depth = MAX2(1, depth >> 1);
+ }
+
+ for (i = 0; i < mt->image_nr; i++) {
+ for (l = 0; l <= pt->last_level; l++) {
+ struct nv50_miptree_level *lvl = &mt->level[l];
+ int size;
+
+ size = align(pt->width[l], 8) * pt->block.size;
+ size = align(size, 64);
+ size *= align(pt->height[l], 8) * pt->block.size;
+
+ lvl->image_offset[i] = mt->total_size;
+
+ mt->total_size += size;
+ }
+ }
+
+ ret = nouveau_bo_new_tile(dev, NOUVEAU_BO_VRAM, 256, mt->total_size,
+ tile_mode, tile_flags, &mt->bo);
+ if (ret) {
FREE(mt);
return NULL;
}
-
+
return &mt->base;
}
-static void
-nv50_miptree_release(struct pipe_screen *pscreen, struct pipe_texture **ppt)
+static struct pipe_texture *
+nv50_miptree_blanket(struct pipe_screen *pscreen, const struct pipe_texture *pt,
+ const unsigned *stride, struct pipe_buffer *pb)
{
- struct pipe_winsys *ws = pscreen->winsys;
- struct pipe_texture *pt = *ppt;
+ struct nouveau_bo *bo = nouveau_bo(pb);
+ struct nv50_miptree *mt;
- NOUVEAU_ERR("unimplemented\n");
+ /* Only supports 2D, non-mipmapped textures for the moment */
+ if (pt->target != PIPE_TEXTURE_2D || pt->last_level != 0 ||
+ pt->depth[0] != 1)
+ return NULL;
- *ppt = NULL;
- if (--pt->refcount <= 0) {
- struct nv50_miptree *mt = nv50_miptree(pt);
+ mt = CALLOC_STRUCT(nv50_miptree);
+ if (!mt)
+ return NULL;
- pipe_buffer_reference(ws, &mt->buffer, NULL);
- FREE(mt);
- }
+ mt->base = *pt;
+ pipe_reference_init(&mt->base.reference, 1);
+ mt->base.screen = pscreen;
+ mt->image_nr = 1;
+ mt->level[0].pitch = *stride;
+ mt->level[0].image_offset = CALLOC(1, sizeof(unsigned));
+
+ nouveau_bo_ref(bo, &mt->bo);
+ return &mt->base;
+}
+
+static void
+nv50_miptree_destroy(struct pipe_texture *pt)
+{
+ struct nv50_miptree *mt = nv50_miptree(pt);
+
+ nouveau_bo_ref(NULL, &mt->bo);
+ FREE(mt);
}
static struct pipe_surface *
unsigned face, unsigned level, unsigned zslice,
unsigned flags)
{
- struct pipe_winsys *ws = pscreen->winsys;
struct nv50_miptree *mt = nv50_miptree(pt);
+ struct nv50_miptree_level *lvl = &mt->level[level];
struct pipe_surface *ps;
+ int img;
- NOUVEAU_ERR("unimplemented\n");
+ if (pt->target == PIPE_TEXTURE_CUBE)
+ img = face;
+ else
+ if (pt->target == PIPE_TEXTURE_3D)
+ img = zslice;
+ else
+ img = 0;
- ps = ws->surface_alloc(ws);
+ ps = CALLOC_STRUCT(pipe_surface);
if (!ps)
return NULL;
-
- pipe_buffer_reference(ws, &ps->buffer, mt->buffer);
+ pipe_texture_reference(&ps->texture, pt);
ps->format = pt->format;
- ps->cpp = pt->cpp;
ps->width = pt->width[level];
ps->height = pt->height[level];
- ps->pitch = ps->width;
- ps->offset = 0;
+ ps->usage = flags;
+ pipe_reference_init(&ps->reference, 1);
+ ps->face = face;
+ ps->level = level;
+ ps->zslice = zslice;
+ ps->offset = lvl->image_offset[img];
return ps;
}
static void
-nv50_miptree_surface_del(struct pipe_screen *pscreen,
- struct pipe_surface **psurface)
+nv50_miptree_surface_del(struct pipe_surface *ps)
{
+ struct nv50_surface *s = nv50_surface(ps);
+
+ pipe_texture_reference(&ps->texture, NULL);
+ FREE(s);
}
void
nv50_screen_init_miptree_functions(struct pipe_screen *pscreen)
{
pscreen->texture_create = nv50_miptree_create;
- pscreen->texture_release = nv50_miptree_release;
+ pscreen->texture_blanket = nv50_miptree_blanket;
+ pscreen->texture_destroy = nv50_miptree_destroy;
pscreen->get_tex_surface = nv50_miptree_surface_new;
- pscreen->tex_surface_release = nv50_miptree_surface_del;
+ pscreen->tex_surface_destroy = nv50_miptree_surface_del;
}