static cairo_status_t
_cairo_recording_surface_finish (void *abstract_surface)
{
cairo_recording_surface_t *recording_surface = abstract_surface;
cairo_command_t **elements;
int i, num_elements;
num_elements = recording_surface->commands.num_elements;
elements = _cairo_array_index (&recording_surface->commands, 0);
for (i = 0; i < num_elements; i++) {
cairo_command_t *command = elements[i];
switch (command->header.type) {
case CAIRO_COMMAND_PAINT:
_cairo_pattern_fini (&command->paint.source.base);
break;
case CAIRO_COMMAND_MASK:
_cairo_pattern_fini (&command->mask.source.base);
_cairo_pattern_fini (&command->mask.mask.base);
break;
case CAIRO_COMMAND_STROKE:
_cairo_pattern_fini (&command->stroke.source.base);
_cairo_path_fixed_fini (&command->stroke.path);
_cairo_stroke_style_fini (&command->stroke.style);
break;
case CAIRO_COMMAND_FILL:
_cairo_pattern_fini (&command->fill.source.base);
_cairo_path_fixed_fini (&command->fill.path);
break;
case CAIRO_COMMAND_SHOW_TEXT_GLYPHS:
_cairo_pattern_fini (&command->show_text_glyphs.source.base);
free (command->show_text_glyphs.utf8);
free (command->show_text_glyphs.glyphs);
free (command->show_text_glyphs.clusters);
cairo_scaled_font_destroy (command->show_text_glyphs.scaled_font);
break;
default:
ASSERT_NOT_REACHED;
}
_cairo_clip_fini (&command->header.clip);
free (command);
}
_cairo_array_fini (&recording_surface->commands);
_cairo_clip_fini (&recording_surface->clip);
return CAIRO_STATUS_SUCCESS;
}
static cairo_int_status_t
_cairo_recording_surface_stroke (void *abstract_surface,
cairo_operator_t op,
const cairo_pattern_t *source,
cairo_path_fixed_t *path,
const cairo_stroke_style_t *style,
const cairo_matrix_t *ctm,
const cairo_matrix_t *ctm_inverse,
double tolerance,
cairo_antialias_t antialias,
cairo_clip_t *clip)
{
cairo_status_t status;
cairo_recording_surface_t *recording_surface = abstract_surface;
cairo_command_stroke_t *command;
command = malloc (sizeof (cairo_command_stroke_t));
if (unlikely (command == NULL))
return _cairo_error (CAIRO_STATUS_NO_MEMORY);
status = _command_init (recording_surface,
&command->header, CAIRO_COMMAND_STROKE, op, clip);
if (unlikely (status))
goto CLEANUP_COMMAND;
status = _cairo_pattern_init_snapshot (&command->source.base, source);
if (unlikely (status))
goto CLEANUP_COMMAND;
status = _cairo_path_fixed_init_copy (&command->path, path);
if (unlikely (status))
goto CLEANUP_SOURCE;
status = _cairo_stroke_style_init_copy (&command->style, style);
if (unlikely (status))
goto CLEANUP_PATH;
command->ctm = *ctm;
command->ctm_inverse = *ctm_inverse;
command->tolerance = tolerance;
command->antialias = antialias;
status = _cairo_array_append (&recording_surface->commands, &command);
if (unlikely (status))
goto CLEANUP_STYLE;
return CAIRO_STATUS_SUCCESS;
CLEANUP_STYLE:
_cairo_stroke_style_fini (&command->style);
CLEANUP_PATH:
_cairo_path_fixed_fini (&command->path);
CLEANUP_SOURCE:
_cairo_pattern_fini (&command->source.base);
CLEANUP_COMMAND:
_cairo_clip_fini (&command->header.clip);
free (command);
return status;
}
static cairo_int_status_t
_cairo_recording_surface_mask (void *abstract_surface,
cairo_operator_t op,
const cairo_pattern_t *source,
const cairo_pattern_t *mask,
cairo_clip_t *clip)
{
cairo_status_t status;
cairo_recording_surface_t *recording_surface = abstract_surface;
cairo_command_mask_t *command;
command = malloc (sizeof (cairo_command_mask_t));
if (unlikely (command == NULL))
return _cairo_error (CAIRO_STATUS_NO_MEMORY);
status = _command_init (recording_surface,
&command->header, CAIRO_COMMAND_MASK, op, clip);
if (unlikely (status))
goto CLEANUP_COMMAND;
status = _cairo_pattern_init_snapshot (&command->source.base, source);
if (unlikely (status))
goto CLEANUP_COMMAND;
status = _cairo_pattern_init_snapshot (&command->mask.base, mask);
if (unlikely (status))
goto CLEANUP_SOURCE;
status = _cairo_array_append (&recording_surface->commands, &command);
if (unlikely (status))
goto CLEANUP_MASK;
return CAIRO_STATUS_SUCCESS;
CLEANUP_MASK:
_cairo_pattern_fini (&command->mask.base);
CLEANUP_SOURCE:
_cairo_pattern_fini (&command->source.base);
CLEANUP_COMMAND:
_cairo_clip_fini (&command->header.clip);
free (command);
return status;
}
static cairo_int_status_t
_cairo_recording_surface_paint (void *abstract_surface,
cairo_operator_t op,
const cairo_pattern_t *source,
cairo_clip_t *clip)
{
cairo_status_t status;
cairo_recording_surface_t *recording_surface = abstract_surface;
cairo_command_paint_t *command;
command = malloc (sizeof (cairo_command_paint_t));
if (unlikely (command == NULL))
return _cairo_error (CAIRO_STATUS_NO_MEMORY);
status = _command_init (recording_surface,
&command->header, CAIRO_COMMAND_PAINT, op, clip);
if (unlikely (status))
goto CLEANUP_COMMAND;
status = _cairo_pattern_init_snapshot (&command->source.base, source);
if (unlikely (status))
goto CLEANUP_COMMAND;
status = _cairo_array_append (&recording_surface->commands, &command);
if (unlikely (status))
goto CLEANUP_SOURCE;
/* An optimisation that takes care to not replay what was done
* before surface is cleared. We don't erase recorded commands
* since we may have earlier snapshots of this surface. */
if (op == CAIRO_OPERATOR_CLEAR && clip == NULL)
recording_surface->replay_start_idx = recording_surface->commands.num_elements;
return CAIRO_STATUS_SUCCESS;
CLEANUP_SOURCE:
_cairo_pattern_fini (&command->source.base);
CLEANUP_COMMAND:
_cairo_clip_fini (&command->header.clip);
free (command);
return status;
}
static cairo_int_status_t
_cairo_recording_surface_show_text_glyphs (void *abstract_surface,
cairo_operator_t op,
const cairo_pattern_t *source,
const char *utf8,
int utf8_len,
cairo_glyph_t *glyphs,
int num_glyphs,
const cairo_text_cluster_t *clusters,
int num_clusters,
cairo_text_cluster_flags_t cluster_flags,
cairo_scaled_font_t *scaled_font,
cairo_clip_t *clip)
{
cairo_status_t status;
cairo_recording_surface_t *recording_surface = abstract_surface;
cairo_command_show_text_glyphs_t *command;
command = malloc (sizeof (cairo_command_show_text_glyphs_t));
if (unlikely (command == NULL))
return _cairo_error (CAIRO_STATUS_NO_MEMORY);
status = _command_init (recording_surface,
&command->header, CAIRO_COMMAND_SHOW_TEXT_GLYPHS,
op, clip);
if (unlikely (status))
goto CLEANUP_COMMAND;
status = _cairo_pattern_init_snapshot (&command->source.base, source);
if (unlikely (status))
goto CLEANUP_COMMAND;
command->utf8 = NULL;
command->utf8_len = utf8_len;
command->glyphs = NULL;
command->num_glyphs = num_glyphs;
command->clusters = NULL;
command->num_clusters = num_clusters;
if (utf8_len) {
command->utf8 = malloc (utf8_len);
if (unlikely (command->utf8 == NULL)) {
status = _cairo_error (CAIRO_STATUS_NO_MEMORY);
goto CLEANUP_ARRAYS;
}
memcpy (command->utf8, utf8, utf8_len);
}
if (num_glyphs) {
command->glyphs = _cairo_malloc_ab (num_glyphs, sizeof (glyphs[0]));
if (unlikely (command->glyphs == NULL)) {
status = _cairo_error (CAIRO_STATUS_NO_MEMORY);
goto CLEANUP_ARRAYS;
}
memcpy (command->glyphs, glyphs, sizeof (glyphs[0]) * num_glyphs);
}
if (num_clusters) {
command->clusters = _cairo_malloc_ab (num_clusters, sizeof (clusters[0]));
if (unlikely (command->clusters == NULL)) {
status = _cairo_error (CAIRO_STATUS_NO_MEMORY);
goto CLEANUP_ARRAYS;
}
memcpy (command->clusters, clusters, sizeof (clusters[0]) * num_clusters);
}
command->cluster_flags = cluster_flags;
command->scaled_font = cairo_scaled_font_reference (scaled_font);
status = _cairo_array_append (&recording_surface->commands, &command);
if (unlikely (status))
goto CLEANUP_SCALED_FONT;
return CAIRO_STATUS_SUCCESS;
CLEANUP_SCALED_FONT:
cairo_scaled_font_destroy (command->scaled_font);
CLEANUP_ARRAYS:
free (command->utf8);
free (command->glyphs);
free (command->clusters);
_cairo_pattern_fini (&command->source.base);
CLEANUP_COMMAND:
_cairo_clip_fini (&command->header.clip);
free (command);
return status;
}
cairo_int_status_t
i965_surface_glyphs (void *abstract_surface,
cairo_operator_t op,
const cairo_pattern_t *source,
cairo_glyph_t *g,
int num_glyphs,
cairo_scaled_font_t *scaled_font,
cairo_clip_t *clip,
int *num_remaining)
{
i965_surface_t *surface = abstract_surface;
i965_surface_t *mask = NULL;
i965_device_t *device;
i965_glyphs_t glyphs;
cairo_composite_rectangles_t extents;
cairo_clip_t local_clip;
cairo_bool_t have_clip = FALSE;
cairo_bool_t overlap;
cairo_region_t *clip_region = NULL;
intel_bo_t *last_bo = NULL;
cairo_scaled_glyph_t *glyph_cache[64];
cairo_status_t status;
int mask_x = 0, mask_y = 0;
int i = 0;
*num_remaining = 0;
status = _cairo_composite_rectangles_init_for_glyphs (&extents,
surface->intel.drm.width,
surface->intel.drm.height,
op, source,
scaled_font,
g, num_glyphs,
clip,
&overlap);
if (unlikely (status))
return status;
if (clip != NULL && _cairo_clip_contains_rectangle (clip, &extents.mask))
clip = NULL;
if (clip != NULL && extents.is_bounded) {
clip = _cairo_clip_init_copy (&local_clip, clip);
status = _cairo_clip_rectangle (clip, &extents.bounded);
if (unlikely (status))
return status;
have_clip = TRUE;
}
if (overlap || ! extents.is_bounded) {
cairo_format_t format;
format = CAIRO_FORMAT_A8;
if (scaled_font->options.antialias == CAIRO_ANTIALIAS_SUBPIXEL)
format = CAIRO_FORMAT_ARGB32;
mask = (i965_surface_t *)
i965_surface_create_internal (&i965_device (surface)->intel.base,
format,
extents.bounded.width,
extents.bounded.height,
I965_TILING_DEFAULT,
TRUE);
if (unlikely (mask->intel.drm.base.status))
return mask->intel.drm.base.status;
status = _cairo_surface_paint (&mask->intel.drm.base,
CAIRO_OPERATOR_CLEAR,
&_cairo_pattern_clear.base,
NULL);
if (unlikely (status)) {
cairo_surface_destroy (&mask->intel.drm.base);
return status;
}
i965_shader_init (&glyphs.shader, mask, CAIRO_OPERATOR_ADD);
status = i965_shader_acquire_pattern (&glyphs.shader, &glyphs.shader.source,
&_cairo_pattern_white.base,
&extents.bounded);
if (unlikely (status)) {
cairo_surface_destroy (&mask->intel.drm.base);
return status;
}
mask_x = -extents.bounded.x;
mask_y = -extents.bounded.y;
} else {
i965_shader_init (&glyphs.shader, surface, op);
status = i965_shader_acquire_pattern (&glyphs.shader, &glyphs.shader.source,
source, &extents.bounded);
if (unlikely (status))
return status;
if (clip != NULL) {
status = _cairo_clip_get_region (clip, &clip_region);
assert (status == CAIRO_STATUS_SUCCESS || status == CAIRO_INT_STATUS_UNSUPPORTED);
if (status == CAIRO_INT_STATUS_UNSUPPORTED)
i965_shader_set_clip (&glyphs.shader, clip);
}
}
glyphs.head.next = NULL;
glyphs.head.bo = NULL;
glyphs.head.count = 0;
glyphs.tail = &glyphs.head;
device = i965_device (surface);
if (mask != NULL || clip_region == NULL) {
glyphs.get_rectangle = i965_glyphs_emit_rectangle;
} else {
glyphs.get_rectangle = i965_glyphs_accumulate_rectangle;
glyphs.head.bo = intel_bo_create (&device->intel,
I965_VERTEX_SIZE, I965_VERTEX_SIZE,
FALSE, I915_TILING_NONE, 0);
if (unlikely (glyphs.head.bo == NULL))
return _cairo_error (CAIRO_STATUS_NO_MEMORY);
glyphs.vbo_base = intel_bo_map (&device->intel, glyphs.head.bo);
}
glyphs.vbo_offset = 0;
status = cairo_device_acquire (&device->intel.base.base);
if (unlikely (status))
goto CLEANUP_GLYPHS;
_cairo_scaled_font_freeze_cache (scaled_font);
//private = _cairo_scaled_font_get_device (scaled_font, device);
if (scaled_font->surface_private == NULL) {
scaled_font->surface_private = device;
scaled_font->surface_backend = surface->intel.drm.base.backend;
cairo_list_add (&scaled_font->link, &device->intel.fonts);
}
memset (glyph_cache, 0, sizeof (glyph_cache));
for (i = 0; i < num_glyphs; i++) {
cairo_scaled_glyph_t *scaled_glyph;
int x, y, x1, x2, y1, y2;
int cache_index = g[i].index % ARRAY_LENGTH (glyph_cache);
intel_glyph_t *glyph;
scaled_glyph = glyph_cache[cache_index];
if (scaled_glyph == NULL ||
_cairo_scaled_glyph_index (scaled_glyph) != g[i].index)
{
status = _cairo_scaled_glyph_lookup (scaled_font,
g[i].index,
CAIRO_SCALED_GLYPH_INFO_METRICS,
&scaled_glyph);
if (unlikely (status))
goto FINISH;
glyph_cache[cache_index] = scaled_glyph;
}
if (unlikely (scaled_glyph->metrics.width == 0 ||
scaled_glyph->metrics.height == 0))
{
continue;
}
/* XXX glyph images are snapped to pixel locations */
x = _cairo_lround (g[i].x);
y = _cairo_lround (g[i].y);
x1 = x + _cairo_fixed_integer_floor (scaled_glyph->bbox.p1.x);
y1 = y + _cairo_fixed_integer_floor (scaled_glyph->bbox.p1.y);
x2 = x + _cairo_fixed_integer_ceil (scaled_glyph->bbox.p2.x);
y2 = y + _cairo_fixed_integer_ceil (scaled_glyph->bbox.p2.y);
if (x2 < extents.bounded.x ||
y2 < extents.bounded.y ||
x1 > extents.bounded.x + extents.bounded.width ||
y1 > extents.bounded.y + extents.bounded.height)
{
continue;
}
if (scaled_glyph->surface_private == NULL) {
status = intel_get_glyph (&device->intel, scaled_font, scaled_glyph);
if (unlikely (status == CAIRO_INT_STATUS_NOTHING_TO_DO)) {
status = CAIRO_STATUS_SUCCESS;
continue;
}
if (unlikely (status))
goto FINISH;
}
glyph = intel_glyph_pin (scaled_glyph->surface_private);
if (glyph->cache->buffer.bo != last_bo) {
intel_buffer_cache_t *cache = glyph->cache;
glyphs.shader.mask.type.vertex = VS_GLYPHS;
glyphs.shader.mask.type.fragment = FS_GLYPHS;
glyphs.shader.mask.type.pattern = PATTERN_BASE;
glyphs.shader.mask.base.bo = cache->buffer.bo;
glyphs.shader.mask.base.format = cache->buffer.format;
glyphs.shader.mask.base.width = cache->buffer.width;
glyphs.shader.mask.base.height = cache->buffer.height;
glyphs.shader.mask.base.stride = cache->buffer.stride;
glyphs.shader.mask.base.filter = i965_filter (CAIRO_FILTER_NEAREST);
glyphs.shader.mask.base.extend = i965_extend (CAIRO_EXTEND_NONE);
glyphs.shader.mask.base.content = CAIRO_CONTENT_ALPHA; /* XXX */
glyphs.shader.committed = FALSE;
status = i965_shader_commit (&glyphs.shader, device);
if (unlikely (status))
goto FINISH;
last_bo = cache->buffer.bo;
}
x2 = x1 + glyph->width;
y2 = y1 + glyph->height;
if (mask_x)
x1 += mask_x, x2 += mask_x;
if (mask_y)
y1 += mask_y, y2 += mask_y;
i965_add_glyph_rectangle (&glyphs, x1, y1, x2, y2, glyph);
}
if (mask != NULL && clip_region != NULL)
i965_clipped_vertices (device, &glyphs.head, clip_region);
status = CAIRO_STATUS_SUCCESS;
FINISH:
_cairo_scaled_font_thaw_cache (scaled_font);
cairo_device_release (surface->intel.drm.base.device);
CLEANUP_GLYPHS:
i965_shader_fini (&glyphs.shader);
if (glyphs.head.bo != NULL) {
struct i965_vbo *vbo, *next;
intel_bo_destroy (&device->intel, glyphs.head.bo);
for (vbo = glyphs.head.next; vbo != NULL; vbo = next) {
next = vbo->next;
intel_bo_destroy (&device->intel, vbo->bo);
free (vbo);
}
}
if (unlikely (status == CAIRO_INT_STATUS_UNSUPPORTED)) {
cairo_path_fixed_t path;
_cairo_path_fixed_init (&path);
status = _cairo_scaled_font_glyph_path (scaled_font,
g + i, num_glyphs - i,
&path);
if (mask_x | mask_y) {
_cairo_path_fixed_translate (&path,
_cairo_fixed_from_int (mask_x),
_cairo_fixed_from_int (mask_y));
}
if (likely (status == CAIRO_STATUS_SUCCESS)) {
status = surface->intel.drm.base.backend->fill (glyphs.shader.target,
glyphs.shader.op,
mask != NULL ? &_cairo_pattern_white.base : source,
&path,
CAIRO_FILL_RULE_WINDING,
0,
scaled_font->options.antialias,
clip);
}
_cairo_path_fixed_fini (&path);
}
if (mask != NULL) {
if (likely (status == CAIRO_STATUS_SUCCESS)) {
status = i965_surface_mask_internal (surface, op, source, mask,
clip, &extents);
}
cairo_surface_finish (&mask->intel.drm.base);
cairo_surface_destroy (&mask->intel.drm.base);
}
if (have_clip)
_cairo_clip_fini (&local_clip);
return status;
}
cairo_int_status_t
_cairo_meta_surface_replay (cairo_surface_t *surface,
cairo_surface_t *target)
{
cairo_meta_surface_t *meta;
cairo_command_t *command, **elements;
int i, num_elements;
cairo_int_status_t status;
cairo_traps_t traps;
cairo_clip_t clip;
meta = (cairo_meta_surface_t *) surface;
status = CAIRO_STATUS_SUCCESS;
_cairo_clip_init (&clip, target);
num_elements = meta->commands.num_elements;
elements = (cairo_command_t **) meta->commands.elements;
for (i = 0; i < num_elements; i++) {
command = elements[i];
switch (command->type) {
case CAIRO_COMMAND_COMPOSITE:
status = _cairo_surface_set_clip (target, &clip);
if (status)
break;
status = _cairo_surface_composite
(command->composite.operator,
&command->composite.src_pattern.base,
command->composite.mask_pattern_pointer,
target,
command->composite.src_x,
command->composite.src_y,
command->composite.mask_x,
command->composite.mask_y,
command->composite.dst_x,
command->composite.dst_y,
command->composite.width,
command->composite.height);
break;
case CAIRO_COMMAND_FILL_RECTANGLES:
status = _cairo_surface_set_clip (target, &clip);
if (status)
break;
status = _cairo_surface_fill_rectangles
(target,
command->fill_rectangles.operator,
&command->fill_rectangles.color,
command->fill_rectangles.rects,
command->fill_rectangles.num_rects);
break;
case CAIRO_COMMAND_COMPOSITE_TRAPEZOIDS:
status = _cairo_surface_set_clip (target, &clip);
if (status)
break;
status = _cairo_surface_composite_trapezoids
(command->composite_trapezoids.operator,
&command->composite_trapezoids.pattern.base,
target,
command->composite_trapezoids.antialias,
command->composite_trapezoids.x_src,
command->composite_trapezoids.y_src,
command->composite_trapezoids.x_dst,
command->composite_trapezoids.y_dst,
command->composite_trapezoids.width,
command->composite_trapezoids.height,
command->composite_trapezoids.traps,
command->composite_trapezoids.num_traps);
break;
case CAIRO_COMMAND_INTERSECT_CLIP_PATH:
/* XXX Meta surface clipping is broken and requires some
* cairo-gstate.c rewriting. Work around it for now. */
if (command->intersect_clip_path.path_pointer == NULL)
status = _cairo_clip_reset (&clip);
else
status = _cairo_clip_clip (&clip,
command->intersect_clip_path.path_pointer,
command->intersect_clip_path.fill_rule,
command->intersect_clip_path.tolerance,
command->intersect_clip_path.antialias,
target);
break;
case CAIRO_COMMAND_SHOW_GLYPHS:
status = _cairo_surface_set_clip (target, &clip);
if (status)
break;
status = _cairo_surface_show_glyphs
(command->show_glyphs.scaled_font,
command->show_glyphs.operator,
&command->show_glyphs.pattern.base,
target,
command->show_glyphs.source_x,
command->show_glyphs.source_y,
command->show_glyphs.dest_x,
command->show_glyphs.dest_y,
command->show_glyphs.width,
command->show_glyphs.height,
command->show_glyphs.glyphs,
command->show_glyphs.num_glyphs);
if (status != CAIRO_INT_STATUS_UNSUPPORTED)
break;
status = (*command->show_glyphs.scaled_font->backend->
show_glyphs) (command->show_glyphs.scaled_font,
command->show_glyphs.operator,
&command->show_glyphs.pattern.base,
target,
command->show_glyphs.source_x,
command->show_glyphs.source_y,
command->show_glyphs.dest_x,
command->show_glyphs.dest_y,
command->show_glyphs.width,
command->show_glyphs.height,
command->show_glyphs.glyphs,
command->show_glyphs.num_glyphs);
break;
case CAIRO_COMMAND_FILL_PATH:
status = _cairo_surface_set_clip (target, &clip);
if (status)
break;
status = _cairo_surface_fill_path (command->fill_path.operator,
&command->fill_path.pattern.base,
target,
&command->fill_path.path,
command->fill_path.fill_rule,
command->fill_path.tolerance);
if (status != CAIRO_INT_STATUS_UNSUPPORTED)
break;
_cairo_traps_init (&traps);
status = _cairo_path_fixed_fill_to_traps (&command->fill_path.path,
command->fill_path.fill_rule,
command->fill_path.tolerance,
&traps);
if (status) {
_cairo_traps_fini (&traps);
break;
}
status = _cairo_surface_clip_and_composite_trapezoids (&command->fill_path.pattern.base,
command->fill_path.operator,
target,
&traps,
&clip,
command->fill_path.antialias);
_cairo_traps_fini (&traps);
break;
default:
ASSERT_NOT_REACHED;
}
if (status)
break;
}
_cairo_clip_fini (&clip);
return status;
}
