}
}
+static GLboolean
+teximage_fits(struct gl_texture_object *t, int level,
+ struct gl_texture_image *ti)
+{
+ struct nouveau_surface *s = &to_nouveau_texture(t)->surfaces[level];
+
+ return s->bo && s->width == ti->Width &&
+ s->height == ti->Height &&
+ s->format == ti->TexFormat;
+}
+
+static GLboolean
+validate_teximage(GLcontext *ctx, struct gl_texture_object *t,
+ int level, int x, int y, int z,
+ int width, int height, int depth)
+{
+ struct gl_texture_image *ti = t->Image[0][level];
+
+ if (ti && teximage_fits(t, level, ti)) {
+ struct nouveau_surface *ss = to_nouveau_texture(t)->surfaces;
+ struct nouveau_surface *s = &to_nouveau_teximage(ti)->surface;
+
+ context_drv(ctx)->surface_copy(ctx, &ss[level], s,
+ x, y, x, y,
+ width, height);
+
+ return GL_TRUE;
+ }
+
+ return GL_FALSE;
+}
+
+static int
+get_last_level(struct gl_texture_object *t)
+{
+ struct gl_texture_image *base = t->Image[0][t->BaseLevel];
+
+ if (t->MinFilter == GL_NEAREST ||
+ t->MinFilter == GL_LINEAR || !base)
+ return t->BaseLevel;
+ else
+ return MIN2(t->BaseLevel + base->MaxLog2, t->MaxLevel);
+}
+
+static void
+relayout_texture(GLcontext *ctx, struct gl_texture_object *t)
+{
+ struct gl_texture_image *base = t->Image[0][t->BaseLevel];
+
+ if (base) {
+ struct nouveau_surface *ss = to_nouveau_texture(t)->surfaces;
+ struct nouveau_surface *s = &to_nouveau_teximage(base)->surface;
+ int i, ret, last = get_last_level(t);
+ unsigned size, offset = 0,
+ width = s->width,
+ height = s->height;
+
+ /* Deallocate the old storage. */
+ for (i = 0; i < MAX_TEXTURE_LEVELS; i++)
+ nouveau_bo_ref(NULL, &ss[i].bo);
+
+ /* Relayout the mipmap tree. */
+ for (i = t->BaseLevel; i <= last; i++) {
+ size = width * height * s->cpp;
+
+ /* Images larger than 16B have to be aligned. */
+ if (size > 16)
+ offset = align(offset, 64);
+
+ ss[i] = (struct nouveau_surface) {
+ .offset = offset,
+ .layout = SWIZZLED,
+ .format = s->format,
+ .width = width,
+ .height = height,
+ .cpp = s->cpp,
+ .pitch = width * s->cpp,
+ };
+
+ offset += size;
+ width = MAX2(1, width / 2);
+ height = MAX2(1, height / 2);
+ }
+
+ /* Get new storage. */
+ size = align(offset, 64);
+
+ ret = nouveau_bo_new(context_dev(ctx), NOUVEAU_BO_MAP |
+ NOUVEAU_BO_GART | NOUVEAU_BO_VRAM,
+ 0, size, &ss[last].bo);
+ assert(!ret);
+
+ for (i = t->BaseLevel; i < last; i++)
+ nouveau_bo_ref(ss[last].bo, &ss[i].bo);
+ }
+}
+
+GLboolean
+nouveau_texture_validate(GLcontext *ctx, struct gl_texture_object *t)
+{
+ struct nouveau_texture *nt = to_nouveau_texture(t);
+ int i, last = get_last_level(t);
+
+ if (!nt->surfaces[last].bo)
+ return GL_FALSE;
+
+ if (nt->dirty) {
+ nt->dirty = GL_FALSE;
+
+ /* Copy the teximages to the actual miptree. */
+ for (i = t->BaseLevel; i <= last; i++) {
+ struct nouveau_surface *s = &nt->surfaces[i];
+
+ validate_teximage(ctx, t, i, 0, 0, 0,
+ s->width, s->height, 1);
+ }
+ }
+
+ return GL_TRUE;
+}
+
+void
+nouveau_texture_reallocate(GLcontext *ctx, struct gl_texture_object *t)
+{
+ texture_dirty(t);
+ relayout_texture(ctx, t);
+ nouveau_texture_validate(ctx, t);
+}
+
+static unsigned
+get_teximage_placement(struct gl_texture_image *ti)
+{
+ if (ti->TexFormat == MESA_FORMAT_A8 ||
+ ti->TexFormat == MESA_FORMAT_L8 ||
+ ti->TexFormat == MESA_FORMAT_I8)
+ /* 1 cpp formats will have to be swizzled by the CPU,
+ * so leave them in system RAM for now. */
+ return NOUVEAU_BO_MAP;
+ else
+ return NOUVEAU_BO_GART | NOUVEAU_BO_MAP;
+}
+
static void
nouveau_teximage(GLcontext *ctx, GLint dims, GLenum target, GLint level,
GLint internalFormat,
struct gl_texture_image *ti)
{
struct nouveau_surface *s = &to_nouveau_teximage(ti)->surface;
- unsigned bo_flags = NOUVEAU_BO_GART | NOUVEAU_BO_RDWR | NOUVEAU_BO_MAP;
int ret;
/* Allocate a new bo for the image. */
- nouveau_surface_alloc(ctx, s, LINEAR, bo_flags, ti->TexFormat,
- width, height);
+ nouveau_surface_alloc(ctx, s, LINEAR, get_teximage_placement(ti),
+ ti->TexFormat, width, height);
ti->RowStride = s->pitch / s->cpp;
pixels = _mesa_validate_pbo_teximage(ctx, dims, width, height, depth,
format, type, pixels, packing,
"glTexImage");
- if (!pixels)
- return;
-
- /* Store the pixel data. */
- nouveau_teximage_map(ctx, ti);
-
- ret = _mesa_texstore(ctx, dims, ti->_BaseFormat,
- ti->TexFormat, ti->Data,
- 0, 0, 0, s->pitch,
- ti->ImageOffsets,
- width, height, depth,
- format, type, pixels, packing);
- assert(ret);
+ if (pixels) {
+ /* Store the pixel data. */
+ nouveau_teximage_map(ctx, ti);
+
+ ret = _mesa_texstore(ctx, dims, ti->_BaseFormat,
+ ti->TexFormat, ti->Data,
+ 0, 0, 0, s->pitch,
+ ti->ImageOffsets,
+ width, height, depth,
+ format, type, pixels, packing);
+ assert(ret);
+
+ nouveau_teximage_unmap(ctx, ti);
+ _mesa_unmap_teximage_pbo(ctx, packing);
+
+ if (!validate_teximage(ctx, t, level, 0, 0, 0,
+ width, height, depth))
+ /* It doesn't fit, mark it as dirty. */
+ texture_dirty(t);
+ }
- nouveau_teximage_unmap(ctx, ti);
- _mesa_unmap_teximage_pbo(ctx, packing);
+ if (level == t->BaseLevel) {
+ if (!teximage_fits(t, level, ti))
+ relayout_texture(ctx, t);
+ nouveau_texture_validate(ctx, t);
+ }
context_dirty_i(ctx, TEX_OBJ, ctx->Texture.CurrentUnit);
context_dirty_i(ctx, TEX_ENV, ctx->Texture.CurrentUnit);
- texture_dirty(t);
}
static void
packing, t, ti);
nouveau_teximage_unmap(ctx, ti);
- context_dirty_i(ctx, TEX_OBJ, ctx->Texture.CurrentUnit);
- texture_dirty(t);
+ if (!to_nouveau_texture(t)->dirty)
+ validate_teximage(ctx, t, level, xoffset, yoffset, zoffset,
+ width, height, depth);
}
static void
packing, t, ti);
nouveau_teximage_unmap(ctx, ti);
- context_dirty_i(ctx, TEX_OBJ, ctx->Texture.CurrentUnit);
- texture_dirty(t);
+ if (!to_nouveau_texture(t)->dirty)
+ validate_teximage(ctx, t, level, xoffset, yoffset, 0,
+ width, height, 1);
}
static void
packing, t, ti);
nouveau_teximage_unmap(ctx, ti);
- context_dirty_i(ctx, TEX_OBJ, ctx->Texture.CurrentUnit);
- texture_dirty(t);
+ if (!to_nouveau_texture(t)->dirty)
+ validate_teximage(ctx, t, level, xoffset, 0, 0,
+ width, 1, 1);
}
static void
}
}
-static void
-relayout_miptree(GLcontext *ctx, struct gl_texture_object *t)
-{
- struct nouveau_surface *ss = to_nouveau_texture(t)->surfaces;
- unsigned last_level, offset = 0;
- unsigned size;
- int i, ret;
-
- if (t->MinFilter == GL_NEAREST ||
- t->MinFilter == GL_LINEAR)
- last_level = t->BaseLevel;
- else
- last_level = t->_MaxLevel;
-
- /* Deallocate the old storage. */
- for (i = 0; i < MAX_TEXTURE_LEVELS; i++)
- nouveau_bo_ref(NULL, &ss[i].bo);
-
- /* Relayout the mipmap tree. */
- for (i = t->BaseLevel; i <= last_level; i++) {
- struct nouveau_surface *s =
- &to_nouveau_teximage(t->Image[0][i])->surface;
-
- size = s->width * s->height * s->cpp;
-
- /* Images larger than 16B have to be aligned. */
- if (size > 16)
- offset = align(offset, 64);
-
- ss[i] = (struct nouveau_surface) {
- .offset = offset,
- .layout = SWIZZLED,
- .format = s->format,
- .width = s->width,
- .height = s->height,
- .cpp = s->cpp,
- .pitch = s->width * s->cpp,
- };
-
- offset += size;
- }
-
- /* Get new storage. */
- size = align(offset, 64);
-
- ret = nouveau_bo_new(context_dev(ctx),
- NOUVEAU_BO_GART | NOUVEAU_BO_VRAM,
- 0, size, &ss[last_level].bo);
- assert(!ret);
-
- for (i = t->BaseLevel; i < last_level; i++)
- nouveau_bo_ref(ss[last_level].bo, &ss[i].bo);
-}
-
-void
-nouveau_texture_validate(GLcontext *ctx, struct gl_texture_object *t)
-{
- struct nouveau_texture *nt = to_nouveau_texture(t);
- int i;
-
- if (!nt->dirty)
- return;
-
- nt->dirty = GL_FALSE;
-
- relayout_miptree(ctx, t);
-
- /* Copy the teximages to the actual swizzled miptree. */
- for (i = t->BaseLevel; i < MAX_TEXTURE_LEVELS; i++) {
- struct gl_texture_image *ti = t->Image[0][i];
- struct nouveau_surface *s = &to_nouveau_teximage(ti)->surface;
-
- if (!nt->surfaces[i].bo)
- break;
-
- context_drv(ctx)->surface_copy(ctx, &nt->surfaces[i], s,
- 0, 0, 0, 0,
- s->width, s->height);
- }
-}
-
void
nouveau_texture_functions_init(struct dd_function_table *functions)
{
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