#include "pipe/p_state.h"
#include "pipe/p_defines.h"
-#include "pipe/p_util.h"
#include "pipe/p_inlines.h"
#include "nv40_context.h"
static void
-nv40_miptree_layout(struct nv40_miptree *nv40mt)
+nv40_miptree_layout(struct nv40_miptree *mt)
{
- struct pipe_texture *pt = &nv40mt->base;
- boolean swizzled = FALSE;
+ struct pipe_texture *pt = &mt->base;
uint width = pt->width[0], height = pt->height[0], depth = pt->depth[0];
uint offset = 0;
- int nr_faces, l, f, pitch;
+ int nr_faces, l, f;
+ uint wide_pitch = pt->tex_usage & (PIPE_TEXTURE_USAGE_SAMPLER |
+ PIPE_TEXTURE_USAGE_DEPTH_STENCIL |
+ PIPE_TEXTURE_USAGE_RENDER_TARGET |
+ PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
+ PIPE_TEXTURE_USAGE_PRIMARY);
if (pt->target == PIPE_TEXTURE_CUBE) {
nr_faces = 6;
nr_faces = 1;
}
- pitch = pt->width[0];
for (l = 0; l <= pt->last_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);
- if (swizzled)
- pitch = pt->width[l];
- pitch = (pitch + 63) & ~63;
+ if (wide_pitch && (pt->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR))
+ mt->level[l].pitch = align(pt->width[0] * pt->block.size, 64);
+ else
+ mt->level[l].pitch = pt->width[l] * pt->block.size;
- nv40mt->level[l].pitch = pitch * pt->cpp;
- nv40mt->level[l].image_offset =
+ mt->level[l].image_offset =
CALLOC(nr_faces, sizeof(unsigned));
width = MAX2(1, width >> 1);
height = MAX2(1, height >> 1);
depth = MAX2(1, depth >> 1);
-
}
for (f = 0; f < nr_faces; f++) {
- for (l = 0; l <= pt->last_level; l++) {
- nv40mt->level[l].image_offset[f] = offset;
- offset += nv40mt->level[l].pitch * pt->height[l];
+ for (l = 0; l < pt->last_level; l++) {
+ mt->level[l].image_offset[f] = offset;
+
+ if (!(pt->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR) &&
+ pt->width[l + 1] > 1 && pt->height[l + 1] > 1)
+ offset += align(mt->level[l].pitch * pt->height[l], 64);
+ else
+ offset += mt->level[l].pitch * pt->height[l];
}
+
+ mt->level[l].image_offset[f] = offset;
+ offset += mt->level[l].pitch * pt->height[l];
}
- nv40mt->total_size = offset;
+ mt->total_size = offset;
}
static struct pipe_texture *
nv40_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
{
- struct pipe_winsys *ws = pscreen->winsys;
struct nv40_miptree *mt;
+ unsigned buf_usage = PIPE_BUFFER_USAGE_PIXEL |
+ NOUVEAU_BUFFER_USAGE_TEXTURE;
mt = MALLOC(sizeof(struct nv40_miptree));
if (!mt)
return NULL;
mt->base = *pt;
- mt->base.refcount = 1;
+ pipe_reference_init(&mt->base.reference, 1);
mt->base.screen = pscreen;
+ /* Swizzled textures must be POT */
+ if (pt->width[0] & (pt->width[0] - 1) ||
+ pt->height[0] & (pt->height[0] - 1))
+ mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
+ else
+ if (pt->tex_usage & (PIPE_TEXTURE_USAGE_PRIMARY |
+ PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
+ PIPE_TEXTURE_USAGE_DEPTH_STENCIL))
+ mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
+ else
+ if (pt->tex_usage & PIPE_TEXTURE_USAGE_DYNAMIC)
+ mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
+ else {
+ switch (pt->format) {
+ /* TODO: Figure out which formats can be swizzled */
+ case PIPE_FORMAT_A8R8G8B8_UNORM:
+ case PIPE_FORMAT_X8R8G8B8_UNORM:
+ case PIPE_FORMAT_R16_SNORM:
+ {
+ if (debug_get_bool_option("NOUVEAU_NO_SWIZZLE", FALSE))
+ mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
+ break;
+ }
+ default:
+ mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
+ }
+ }
+
+ if (pt->tex_usage & PIPE_TEXTURE_USAGE_DYNAMIC)
+ buf_usage |= PIPE_BUFFER_USAGE_CPU_READ_WRITE;
+
nv40_miptree_layout(mt);
- mt->buffer = ws->buffer_create(ws, 256, PIPE_BUFFER_USAGE_PIXEL,
- mt->total_size);
+ mt->buffer = pscreen->buffer_create(pscreen, 256, buf_usage, mt->total_size);
if (!mt->buffer) {
FREE(mt);
return NULL;
return &mt->base;
}
-static void
-nv40_miptree_release(struct pipe_screen *pscreen, struct pipe_texture **pt)
+static struct pipe_texture *
+nv40_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 *mt = *pt;
-
- *pt = NULL;
- if (--mt->refcount <= 0) {
- struct nv40_miptree *nv40mt = (struct nv40_miptree *)mt;
- int l;
-
- pipe_buffer_reference(ws, &nv40mt->buffer, NULL);
- for (l = 0; l <= mt->last_level; l++) {
- if (nv40mt->level[l].image_offset)
- FREE(nv40mt->level[l].image_offset);
- }
- FREE(nv40mt);
- }
+ struct nv40_miptree *mt;
+
+ /* 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;
+
+ mt = CALLOC_STRUCT(nv40_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);
+ return &mt->base;
}
static void
-nv40_miptree_update(struct pipe_context *pipe, struct pipe_texture *mt,
- uint face, uint levels)
+nv40_miptree_destroy(struct pipe_texture *pt)
{
+ struct nv40_miptree *mt = (struct nv40_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 *
-nv40_miptree_surface(struct pipe_screen *pscreen, struct pipe_texture *pt,
- unsigned face, unsigned level, unsigned zslice)
+nv40_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_texture *pt,
+ unsigned face, unsigned level, unsigned zslice,
+ unsigned flags)
{
- struct pipe_winsys *ws = pscreen->winsys;
- struct nv40_miptree *nv40mt = (struct nv40_miptree *)pt;
- struct pipe_surface *ps;
+ struct nv40_miptree *mt = (struct nv40_miptree *)pt;
+ struct nv04_surface *ns;
- ps = ws->surface_alloc(ws);
- if (!ps)
+ ns = CALLOC_STRUCT(nv04_surface);
+ if (!ns)
return NULL;
- pipe_buffer_reference(ws, &ps->buffer, nv40mt->buffer);
- ps->format = pt->format;
- ps->cpp = pt->cpp;
- ps->width = pt->width[level];
- ps->height = pt->height[level];
- ps->pitch = nv40mt->level[level].pitch / ps->cpp;
+ pipe_texture_reference(&ns->base.texture, pt);
+ ns->base.format = pt->format;
+ ns->base.width = pt->width[level];
+ ns->base.height = pt->height[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 = mt->level[level].pitch;
if (pt->target == PIPE_TEXTURE_CUBE) {
- ps->offset = nv40mt->level[level].image_offset[face];
+ ns->base.offset = mt->level[level].image_offset[face];
} else
if (pt->target == PIPE_TEXTURE_3D) {
- ps->offset = nv40mt->level[level].image_offset[zslice];
+ ns->base.offset = mt->level[level].image_offset[zslice];
} else {
- ps->offset = nv40mt->level[level].image_offset[0];
+ ns->base.offset = mt->level[level].image_offset[0];
}
- return ps;
+ return &ns->base;
}
-void
-nv40_init_miptree_functions(struct nv40_context *nv40)
+static void
+nv40_miptree_surface_del(struct pipe_surface *ps)
{
- nv40->pipe.texture_update = nv40_miptree_update;
+ pipe_texture_reference(&ps->texture, NULL);
+ FREE(ps);
}
void
nv40_screen_init_miptree_functions(struct pipe_screen *pscreen)
{
pscreen->texture_create = nv40_miptree_create;
- pscreen->texture_release = nv40_miptree_release;
- pscreen->get_tex_surface = nv40_miptree_surface;
+ pscreen->texture_blanket = nv40_miptree_blanket;
+ pscreen->texture_destroy = nv40_miptree_destroy;
+ pscreen->get_tex_surface = nv40_miptree_surface_new;
+ pscreen->tex_surface_destroy = nv40_miptree_surface_del;
}