summaryrefslogtreecommitdiffstats
path: root/src/gallium/drivers/nv20/nv20_transfer.c
diff options
context:
space:
mode:
authorFrancisco Jerez <[email protected]>2010-02-04 22:15:22 +0100
committerFrancisco Jerez <[email protected]>2010-02-04 22:15:22 +0100
commit5b6b67eb3ff714fbba8aed88a22a7646e1dbf655 (patch)
tree08483c937dc072aa4fab543cb16fc91d64ce2562 /src/gallium/drivers/nv20/nv20_transfer.c
parentbfb5dc68fcc9f5dee71f66d9499b8bdcde9627ea (diff)
Nuke the nv0x-nv2x gallium pipe drivers.
Diffstat (limited to 'src/gallium/drivers/nv20/nv20_transfer.c')
-rw-r--r--src/gallium/drivers/nv20/nv20_transfer.c178
1 files changed, 0 insertions, 178 deletions
diff --git a/src/gallium/drivers/nv20/nv20_transfer.c b/src/gallium/drivers/nv20/nv20_transfer.c
deleted file mode 100644
index c91f8b12cc2..00000000000
--- a/src/gallium/drivers/nv20/nv20_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 "nv20_context.h"
-#include "nv20_screen.h"
-#include "nv20_state.h"
-
-struct nv20_transfer {
- struct pipe_transfer base;
- struct pipe_surface *surface;
- boolean direct;
-};
-
-static void
-nv20_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 *
-nv20_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 nv20_miptree *mt = (struct nv20_miptree *)pt;
- struct nv20_transfer *tx;
- struct pipe_texture tx_tex_template, *tx_tex;
-
- tx = CALLOC_STRUCT(nv20_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;
-
- nv20_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 nv20_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 nv20_screen *nvscreen = nv20_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
-nv20_transfer_del(struct pipe_transfer *ptx)
-{
- struct nv20_transfer *tx = (struct nv20_transfer *)ptx;
-
- if (!tx->direct && (ptx->usage = PIPE_TRANSFER_WRITE)) {
- struct pipe_screen *pscreen = ptx->texture->screen;
- struct nv20_screen *nvscreen = nv20_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 | NOUVEAU_BUFFER_USAGE_NO_RENDER);
-
- /* 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 *
-nv20_transfer_map(struct pipe_screen *pscreen, struct pipe_transfer *ptx)
-{
- struct nv20_transfer *tx = (struct nv20_transfer *)ptx;
- struct nv04_surface *ns = (struct nv04_surface *)tx->surface;
- struct nv20_miptree *mt = (struct nv20_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
-nv20_transfer_unmap(struct pipe_screen *pscreen, struct pipe_transfer *ptx)
-{
- struct nv20_transfer *tx = (struct nv20_transfer *)ptx;
- struct nv20_miptree *mt = (struct nv20_miptree *)tx->surface->texture;
-
- pipe_buffer_unmap(pscreen, mt->buffer);
-}
-
-void
-nv20_screen_init_transfer_functions(struct pipe_screen *pscreen)
-{
- pscreen->get_tex_transfer = nv20_transfer_new;
- pscreen->tex_transfer_destroy = nv20_transfer_del;
- pscreen->transfer_map = nv20_transfer_map;
- pscreen->transfer_unmap = nv20_transfer_unmap;
-}