summaryrefslogtreecommitdiff
path: root/src/qxl_surface.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/qxl_surface.c')
-rw-r--r--src/qxl_surface.c201
1 files changed, 198 insertions, 3 deletions
diff --git a/src/qxl_surface.c b/src/qxl_surface.c
index 0169350..e88675f 100644
--- a/src/qxl_surface.c
+++ b/src/qxl_surface.c
@@ -89,6 +89,17 @@ struct qxl_surface_t
{
qxl_surface_t *copy_src;
Pixel solid_pixel;
+
+ struct
+ {
+ int op;
+ PicturePtr src_picture;
+ PicturePtr mask_picture;
+ PicturePtr dest_picture;
+ qxl_surface_t *src;
+ qxl_surface_t *mask;
+ qxl_surface_t *dest;
+ } composite;
} u;
};
@@ -302,7 +313,7 @@ get_formats (int bpp, SpiceBitmapFmt *format, pixman_format_code_t *pformat)
break;
}
}
-
+
static qxl_surface_t *
surface_get_from_cache (surface_cache_t *cache, int width, int height, int bpp)
{
@@ -674,7 +685,8 @@ retry:
push_surface_cmd (cache, cmd);
- dev_addr = (uint32_t *)((uint8_t *)surface->address + stride * (height - 1));
+ dev_addr
+ = (uint32_t *)((uint8_t *)surface->address + stride * (height - 1));
surface->dev_image = pixman_image_create_bits (
pformat, width, height, dev_addr, - stride);
@@ -735,7 +747,7 @@ qxl_surface_create (surface_cache_t * cache,
if (!(surface = surface_get_from_cache (cache, width, height, bpp)))
if (!(surface = surface_send_create (cache, width, height, bpp)))
return NULL;
-
+
surface->next = cache->live_surfaces;
surface->prev = NULL;
if (cache->live_surfaces)
@@ -1367,6 +1379,189 @@ qxl_surface_copy (qxl_surface_t *dest,
push_drawable (qxl, drawable);
}
+/* composite */
+Bool
+qxl_surface_prepare_composite (int op,
+ PicturePtr src_picture,
+ PicturePtr mask_picture,
+ PicturePtr dest_picture,
+ qxl_surface_t * src,
+ qxl_surface_t * mask,
+ qxl_surface_t * dest)
+{
+ dest->u.composite.op = op;
+ dest->u.composite.src_picture = src_picture;
+ dest->u.composite.mask_picture = mask_picture;
+ dest->u.composite.dest_picture = dest_picture;
+ dest->u.composite.src = src;
+ dest->u.composite.mask = mask;
+ dest->u.composite.dest = dest;
+
+ return TRUE;
+}
+
+static QXLImage *
+image_from_picture (qxl_screen_t *qxl,
+ PicturePtr picture,
+ qxl_surface_t *surface,
+ int *force_opaque)
+{
+ struct QXLImage *image = qxl_allocnf (qxl, sizeof *image, "image struct for picture");
+
+ image->descriptor.id = 0;
+ image->descriptor.type = SPICE_IMAGE_TYPE_SURFACE;
+ image->descriptor.width = 0;
+ image->descriptor.height = 0;
+ image->surface_image.surface_id = surface->id;
+
+ if (picture->format == PICT_x8r8g8b8)
+ *force_opaque = TRUE;
+ else
+ *force_opaque = FALSE;
+
+ return image;
+}
+
+static QXLTransform *
+get_transform (qxl_screen_t *qxl, PictTransform *transform)
+{
+ if (transform)
+ {
+ QXLTransform *qxform = qxl_allocnf (qxl, sizeof (QXLTransform), "transform");
+
+ qxform->t00 = transform->matrix[0][0];
+ qxform->t01 = transform->matrix[0][1];
+ qxform->t02 = transform->matrix[0][2];
+ qxform->t10 = transform->matrix[1][0];
+ qxform->t11 = transform->matrix[1][1];
+ qxform->t12 = transform->matrix[1][2];
+
+ return qxform;
+ }
+ else
+ {
+ return NULL;
+ }
+}
+
+static QXLRect
+full_rect (qxl_surface_t *surface)
+{
+ QXLRect r;
+ int w = pixman_image_get_width (surface->host_image);
+ int h = pixman_image_get_height (surface->host_image);
+
+ r.left = r.top = 0;
+ r.right = w;
+ r.bottom = h;
+
+ return r;
+}
+
+void
+qxl_surface_composite (qxl_surface_t *dest,
+ int src_x, int src_y,
+ int mask_x, int mask_y,
+ int dest_x, int dest_y,
+ int width, int height)
+{
+ qxl_screen_t *qxl = dest->cache->qxl;
+ PicturePtr src = dest->u.composite.src_picture;
+ qxl_surface_t *qsrc = dest->u.composite.src;
+ PicturePtr mask = dest->u.composite.mask_picture;
+ qxl_surface_t *qmask = dest->u.composite.mask;
+ int op = dest->u.composite.op;
+ struct QXLDrawable *drawable;
+ QXLComposite *composite;
+ QXLRect rect;
+ QXLImage *img;
+ QXLTransform *trans;
+ int n_deps = 0;
+ int force_opaque;
+
+#if 0
+ ErrorF ("QXL Composite: src: %x (%d %d) id: %d; \n"
+ " mask: id: %d\n"
+ " dest: %x %d %d %d %d (id: %d)\n",
+ dest->u.composite.src_picture->format,
+ dest->u.composite.src_picture->pDrawable->width,
+ dest->u.composite.src_picture->pDrawable->height,
+ dest->u.composite.src->id,
+ dest->u.composite.mask? dest->u.composite.mask->id : -1,
+ dest->u.composite.dest_picture->format,
+ dest_x, dest_y, width, height,
+ dest->id
+ );
+#endif
+
+ rect.left = dest_x;
+ rect.right = dest_x + width;
+ rect.top = dest_y;
+ rect.bottom = dest_y + height;
+
+ drawable = make_drawable (qxl, dest->id, QXL_DRAW_COMPOSITE, &rect);
+
+ composite = &drawable->u.composite;
+
+ composite->flags = 0;
+
+ if (dest->u.composite.dest_picture->format == PICT_x8r8g8b8)
+ composite->flags |= SPICE_COMPOSITE_DEST_OPAQUE;
+
+ composite->flags |= (op & 0xff);
+
+ img = image_from_picture (qxl, src, qsrc, &force_opaque);
+ if (force_opaque)
+ composite->flags |= SPICE_COMPOSITE_SOURCE_OPAQUE;
+ composite->src = physical_address (qxl, img, qxl->main_mem_slot);
+ composite->flags |= (src->filter << 8);
+ composite->flags |= (src->repeat << 14);
+ trans = get_transform (qxl, src->transform);
+ composite->src_transform = trans?
+ physical_address (qxl, trans, qxl->main_mem_slot) : 0x00000000;
+
+ drawable->surfaces_dest[n_deps] = qsrc->id;
+ drawable->surfaces_rects[n_deps] = full_rect (qsrc);
+
+ n_deps++;
+
+ if (mask)
+ {
+ img = image_from_picture (qxl, mask, qmask, &force_opaque);
+ if (force_opaque)
+ composite->flags |= SPICE_COMPOSITE_MASK_OPAQUE;
+ composite->mask = physical_address (qxl, img, qxl->main_mem_slot);
+ composite->flags |= (mask->filter << 11);
+ composite->flags |= (mask->repeat << 16);
+ composite->flags |= (mask->componentAlpha << 18);
+
+ drawable->surfaces_dest[n_deps] = qmask->id;
+ drawable->surfaces_rects[n_deps] = full_rect (qmask);
+ n_deps++;
+
+ trans = get_transform (qxl, src->transform);
+ composite->mask_transform = trans?
+ physical_address (qxl, trans, qxl->main_mem_slot) : 0x00000000;
+ }
+ else
+ {
+ composite->mask = 0x00000000;
+ composite->mask_transform = 0x00000000;
+ }
+
+ drawable->surfaces_dest[n_deps] = dest->id;
+ drawable->surfaces_rects[n_deps] = full_rect (dest);
+
+ composite->src_origin.x = src_x;
+ composite->src_origin.y = src_y;
+ composite->mask_origin.x = mask_x;
+ composite->mask_origin.y = mask_y;
+
+ drawable->effect = QXL_EFFECT_BLEND;
+
+ push_drawable (qxl, drawable);
+}
+
Bool
qxl_surface_put_image (qxl_surface_t *dest,
int x, int y, int width, int height,
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-28 01:29:11 +0000