diff options
Diffstat (limited to 'src/gallium/drivers/nv04/nv04_transfer.c')
| -rw-r--r-- | src/gallium/drivers/nv04/nv04_transfer.c | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/src/gallium/drivers/nv04/nv04_transfer.c b/src/gallium/drivers/nv04/nv04_transfer.c deleted file mode 100644 index 2e151483851..00000000000 --- a/src/gallium/drivers/nv04/nv04_transfer.c +++ /dev/null @@ -1,178 +0,0 @@ -#include <pipe/p_state.h> -#include <pipe/p_defines.h> -#include <util/u_inlines.h> -#include <util/u_format.h> -#include <util/u_memory.h> -#include <util/u_math.h> -#include <nouveau/nouveau_winsys.h> -#include "nv04_context.h" -#include "nv04_screen.h" -#include "nv04_state.h" - -struct nv04_transfer { - struct pipe_transfer base; - struct pipe_surface *surface; - boolean direct; -}; - -static void -nv04_compatible_transfer_tex(struct pipe_texture *pt, unsigned width, unsigned height, - struct pipe_texture *template) -{ - memset(template, 0, sizeof(struct pipe_texture)); - template->target = pt->target; - template->format = pt->format; - template->width0 = width; - template->height0 = height; - template->depth0 = 1; - template->last_level = 0; - template->nr_samples = pt->nr_samples; - - template->tex_usage = PIPE_TEXTURE_USAGE_DYNAMIC | - NOUVEAU_TEXTURE_USAGE_LINEAR; -} - -static struct pipe_transfer * -nv04_transfer_new(struct pipe_screen *pscreen, struct pipe_texture *pt, - unsigned face, unsigned level, unsigned zslice, - enum pipe_transfer_usage usage, - unsigned x, unsigned y, unsigned w, unsigned h) -{ - struct nv04_miptree *mt = (struct nv04_miptree *)pt; - struct nv04_transfer *tx; - struct pipe_texture tx_tex_template, *tx_tex; - - tx = CALLOC_STRUCT(nv04_transfer); - if (!tx) - return NULL; - - pipe_texture_reference(&tx->base.texture, pt); - tx->base.x = x; - tx->base.y = y; - tx->base.width = w; - tx->base.height = h; - tx->base.stride = mt->level[level].pitch; - tx->base.usage = usage; - tx->base.face = face; - tx->base.level = level; - tx->base.zslice = zslice; - - /* Direct access to texture */ - if ((pt->tex_usage & PIPE_TEXTURE_USAGE_DYNAMIC || - debug_get_bool_option("NOUVEAU_NO_TRANSFER", TRUE/*XXX:FALSE*/)) && - pt->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR) - { - tx->direct = true; - tx->surface = pscreen->get_tex_surface(pscreen, pt, - 0, 0, 0, - pipe_transfer_buffer_flags(&tx->base)); - return &tx->base; - } - - tx->direct = false; - - nv04_compatible_transfer_tex(pt, w, h, &tx_tex_template); - - tx_tex = pscreen->texture_create(pscreen, &tx_tex_template); - if (!tx_tex) - { - FREE(tx); - return NULL; - } - - tx->base.stride = ((struct nv04_miptree*)tx_tex)->level[0].pitch; - - tx->surface = pscreen->get_tex_surface(pscreen, tx_tex, - face, level, zslice, - pipe_transfer_buffer_flags(&tx->base)); - - pipe_texture_reference(&tx_tex, NULL); - - if (!tx->surface) - { - pipe_surface_reference(&tx->surface, NULL); - FREE(tx); - return NULL; - } - - if (usage & PIPE_TRANSFER_READ) { - struct nv04_screen *nvscreen = nv04_screen(pscreen); - struct pipe_surface *src; - - src = pscreen->get_tex_surface(pscreen, pt, - face, level, zslice, - PIPE_BUFFER_USAGE_GPU_READ); - - /* TODO: Check if SIFM can deal with x,y,w,h when swizzling */ - /* TODO: Check if SIFM can un-swizzle */ - nvscreen->eng2d->copy(nvscreen->eng2d, - tx->surface, 0, 0, - src, x, y, - w, h); - - pipe_surface_reference(&src, NULL); - } - - return &tx->base; -} - -static void -nv04_transfer_del(struct pipe_transfer *ptx) -{ - struct nv04_transfer *tx = (struct nv04_transfer *)ptx; - - if (!tx->direct && (ptx->usage & PIPE_TRANSFER_WRITE)) { - struct pipe_screen *pscreen = ptx->texture->screen; - struct nv04_screen *nvscreen = nv04_screen(pscreen); - struct pipe_surface *dst; - - dst = pscreen->get_tex_surface(pscreen, ptx->texture, - ptx->face, ptx->level, ptx->zslice, - PIPE_BUFFER_USAGE_GPU_WRITE); - - /* TODO: Check if SIFM can deal with x,y,w,h when swizzling */ - nvscreen->eng2d->copy(nvscreen->eng2d, - dst, tx->base.x, tx->base.y, - tx->surface, 0, 0, - tx->base.width, tx->base.height); - - pipe_surface_reference(&dst, NULL); - } - - pipe_surface_reference(&tx->surface, NULL); - pipe_texture_reference(&ptx->texture, NULL); - FREE(ptx); -} - -static void * -nv04_transfer_map(struct pipe_screen *pscreen, struct pipe_transfer *ptx) -{ - struct nv04_transfer *tx = (struct nv04_transfer *)ptx; - struct nv04_surface *ns = (struct nv04_surface *)tx->surface; - struct nv04_miptree *mt = (struct nv04_miptree *)tx->surface->texture; - void *map = pipe_buffer_map(pscreen, mt->buffer, - pipe_transfer_buffer_flags(ptx)); - - if(!tx->direct) - return map + ns->base.offset; - else - return map + ns->base.offset + ptx->y * ns->pitch + ptx->x * util_format_get_blocksize(ptx->texture->format); -} - -static void -nv04_transfer_unmap(struct pipe_screen *pscreen, struct pipe_transfer *ptx) -{ - struct nv04_transfer *tx = (struct nv04_transfer *)ptx; - struct nv04_miptree *mt = (struct nv04_miptree *)tx->surface->texture; - - pipe_buffer_unmap(pscreen, mt->buffer); -} - -void -nv04_screen_init_transfer_functions(struct pipe_screen *pscreen) -{ - pscreen->get_tex_transfer = nv04_transfer_new; - pscreen->tex_transfer_destroy = nv04_transfer_del; - pscreen->transfer_map = nv04_transfer_map; - pscreen->transfer_unmap = nv04_transfer_unmap; -} |