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path: root/src/gallium/drivers/nv04/nv04_miptree.c
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Diffstat (limited to 'src/gallium/drivers/nv04/nv04_miptree.c')
-rw-r--r--src/gallium/drivers/nv04/nv04_miptree.c146
1 files changed, 0 insertions, 146 deletions
diff --git a/src/gallium/drivers/nv04/nv04_miptree.c b/src/gallium/drivers/nv04/nv04_miptree.c
deleted file mode 100644
index e4c38ac98e2..00000000000
--- a/src/gallium/drivers/nv04/nv04_miptree.c
+++ /dev/null
@@ -1,146 +0,0 @@
-#include "pipe/p_state.h"
-#include "pipe/p_defines.h"
-#include "util/u_inlines.h"
-#include "util/u_math.h"
-
-#include "nv04_context.h"
-#include "nv04_screen.h"
-
-static void
-nv04_miptree_layout(struct nv04_miptree *nv04mt)
-{
- struct pipe_texture *pt = &nv04mt->base;
- uint offset = 0;
- int nr_faces, l;
-
- nr_faces = 1;
-
- for (l = 0; l <= pt->last_level; l++) {
- nv04mt->level[l].pitch = pt->width0;
- nv04mt->level[l].pitch = (nv04mt->level[l].pitch + 63) & ~63;
- }
-
- for (l = 0; l <= pt->last_level; l++) {
- nv04mt->level[l].image_offset =
- CALLOC(nr_faces, sizeof(unsigned));
- /* XXX guess was obviously missing */
- nv04mt->level[l].image_offset[0] = offset;
- offset += nv04mt->level[l].pitch * u_minify(pt->height0, l);
- }
-
- nv04mt->total_size = offset;
-}
-
-static struct pipe_texture *
-nv04_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
-{
- struct nv04_miptree *mt;
-
- mt = MALLOC(sizeof(struct nv04_miptree));
- if (!mt)
- return NULL;
- mt->base = *pt;
- pipe_reference_init(&mt->base.reference, 1);
- mt->base.screen = pscreen;
-
- //mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
-
- nv04_miptree_layout(mt);
-
- mt->buffer = pscreen->buffer_create(pscreen, 256, PIPE_BUFFER_USAGE_PIXEL |
- NOUVEAU_BUFFER_USAGE_TEXTURE,
- mt->total_size);
- if (!mt->buffer) {
- printf("failed %d byte alloc\n",mt->total_size);
- FREE(mt);
- return NULL;
- }
- mt->bo = nouveau_bo(mt->buffer);
- return &mt->base;
-}
-
-static struct pipe_texture *
-nv04_miptree_blanket(struct pipe_screen *pscreen, const struct pipe_texture *pt,
- const unsigned *stride, struct pipe_buffer *pb)
-{
- struct nv04_miptree *mt;
-
- /* Only supports 2D, non-mipmapped textures for the moment */
- if (pt->target != PIPE_TEXTURE_2D || pt->last_level != 0 ||
- pt->depth0 != 1)
- return NULL;
-
- mt = CALLOC_STRUCT(nv04_miptree);
- if (!mt)
- return NULL;
-
- mt->base = *pt;
- pipe_reference_init(&mt->base.reference, 1);
- mt->base.screen = pscreen;
- mt->level[0].pitch = stride[0];
- mt->level[0].image_offset = CALLOC(1, sizeof(unsigned));
-
- pipe_buffer_reference(&mt->buffer, pb);
- mt->bo = nouveau_bo(mt->buffer);
- return &mt->base;
-}
-
-static void
-nv04_miptree_destroy(struct pipe_texture *pt)
-{
- struct nv04_miptree *mt = (struct nv04_miptree *)pt;
- int l;
-
- pipe_buffer_reference(&mt->buffer, NULL);
- for (l = 0; l <= pt->last_level; l++) {
- if (mt->level[l].image_offset)
- FREE(mt->level[l].image_offset);
- }
-
- FREE(mt);
-}
-
-static struct pipe_surface *
-nv04_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_texture *pt,
- unsigned face, unsigned level, unsigned zslice,
- unsigned flags)
-{
- struct nv04_miptree *nv04mt = (struct nv04_miptree *)pt;
- struct nv04_surface *ns;
-
- ns = CALLOC_STRUCT(nv04_surface);
- if (!ns)
- return NULL;
- pipe_texture_reference(&ns->base.texture, pt);
- ns->base.format = pt->format;
- ns->base.width = u_minify(pt->width0, level);
- ns->base.height = u_minify(pt->height0, level);
- ns->base.usage = flags;
- pipe_reference_init(&ns->base.reference, 1);
- ns->base.face = face;
- ns->base.level = level;
- ns->base.zslice = zslice;
- ns->pitch = nv04mt->level[level].pitch;
-
- ns->base.offset = nv04mt->level[level].image_offset[0];
-
- return &ns->base;
-}
-
-static void
-nv04_miptree_surface_del(struct pipe_surface *ps)
-{
- pipe_texture_reference(&ps->texture, NULL);
- FREE(ps);
-}
-
-void
-nv04_screen_init_miptree_functions(struct pipe_screen *pscreen)
-{
- pscreen->texture_create = nv04_miptree_create;
- pscreen->texture_blanket = nv04_miptree_blanket;
- pscreen->texture_destroy = nv04_miptree_destroy;
- pscreen->get_tex_surface = nv04_miptree_surface_new;
- pscreen->tex_surface_destroy = nv04_miptree_surface_del;
-}
-