diff options
Diffstat (limited to 'src/gallium/drivers/nv04/nv04_miptree.c')
-rw-r--r-- | src/gallium/drivers/nv04/nv04_miptree.c | 146 |
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; -} - |