nv40_miptree_layout(struct nv40_miptree *mt)
{
struct pipe_texture *pt = &mt->base;
- boolean swizzled = FALSE;
uint width = pt->width[0], height = pt->height[0], depth = pt->depth[0];
uint offset = 0;
int nr_faces, l, f, pitch;
pt->nblocksx[l] = pf_get_nblocksx(&pt->block, width);
pt->nblocksy[l] = pf_get_nblocksy(&pt->block, height);
- if (swizzled)
+ if (!(pt->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR))
pitch = pt->nblocksx[l];
pitch = align(pitch, 64);
{
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)
mt->base = *pt;
mt->base.refcount = 1;
mt->base.screen = pscreen;
+ mt->shadow_tex = NULL;
+ mt->shadow_surface = NULL;
+
+ /* 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))
+ 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:
+ 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 |
- NOUVEAU_BUFFER_USAGE_TEXTURE,
- mt->total_size);
+ mt->buffer = ws->_buffer_create(ws, 256, buf_usage, mt->total_size);
if (!mt->buffer) {
FREE(mt);
return NULL;
if (--pt->refcount)
return;
-
pipe_buffer_reference(pscreen, &mt->buffer, NULL);
for (l = 0; l <= pt->last_level; l++) {
if (mt->level[l].image_offset)
FREE(mt->level[l].image_offset);
}
+ if (mt->shadow_tex) {
+ assert(mt->shadow_surface);
+ pscreen->tex_surface_release(pscreen, &mt->shadow_surface);
+ nv40_miptree_release(pscreen, &mt->shadow_tex);
+ }
+
FREE(mt);
}
ps->stride = mt->level[level].pitch;
ps->usage = flags;
ps->status = PIPE_SURFACE_STATUS_DEFINED;
+ ps->refcount = 1;
+ ps->face = face;
+ ps->level = level;
+ ps->zslice = zslice;
if (pt->target == PIPE_TEXTURE_CUBE) {
ps->offset = mt->level[level].image_offset[face];