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Convert cairo canvas draw_rop3 to using pixman

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This commit is contained in:
Alexander Larsson 2010-02-12 17:02:23 +01:00
parent 3b2f1fcb22
commit f32185a01d
1 changed files with 29 additions and 40 deletions
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69
common/cairo_canvas.c
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@ -822,7 +822,8 @@ static pixman_image_t *canvas_get_invers_image(CairoCanvas *canvas, SPICE_ADDRES
#endif
static pixman_image_t* canvas_surface_from_self(CairoCanvas *canvas, SpicePoint *pos,
static pixman_image_t* canvas_surface_from_self(CairoCanvas *canvas,
int x, int y,
int32_t width, int32_t heigth)
{
pixman_image_t *surface;
@ -844,7 +845,7 @@ static pixman_image_t* canvas_surface_from_self(CairoCanvas *canvas, SpicePoint
src_surface = canvas->image;
src = (uint8_t *)pixman_image_get_data(src_surface);
src_stride = pixman_image_get_stride(src_surface);
src += pos->y * src_stride + (pos->x << 2);
src += y * src_stride + (x << 2);
for (i = 0; i < heigth; i++, dest += dest_stride, src += src_stride) {
memcpy(dest, src, width << 2);
}
@ -2126,33 +2127,32 @@ void canvas_draw_invers(CairoCanvas *canvas, SpiceRect *bbox, SpiceClip *clip, S
void canvas_draw_rop3(CairoCanvas *canvas, SpiceRect *bbox, SpiceClip *clip, SpiceRop3 *rop3)
{
cairo_t *cairo = canvas->cairo;
cairo_pattern_t *mask;
pixman_image_t *dd;
cairo_surface_t *d;
pixman_region32_t dest_region;
pixman_image_t *d;
pixman_image_t *s;
SpicePoint pos;
SpicePoint src_pos;
int width;
int heigth;
double x_pos;
double y_pos;
SpicePoint src_pos;
cairo_save(cairo);
canvas_clip(canvas, clip);
pixman_region32_init_rect(&dest_region,
bbox->left, bbox->top,
bbox->right - bbox->left,
bbox->bottom - bbox->top);
canvas_clip_pixman(canvas, &dest_region, clip);
canvas_mask_pixman(canvas, &dest_region, &rop3->mask,
bbox->left, bbox->top);
width = bbox->right - bbox->left;
heigth = bbox->bottom - bbox->top;
x_pos = bbox->left;
y_pos = bbox->top;
cairo_user_to_device(cairo, &x_pos, &y_pos);
pos.x = (int32_t)x_pos;
pos.y = (int32_t)y_pos;
dd = canvas_surface_from_self(canvas, &pos, width, heigth);
d = canvas_surface_from_self(canvas, bbox->left, bbox->top, width, heigth);
s = canvas_get_image(&canvas->base, rop3->src_bitmap);
if (!rect_is_same_size(bbox, &rop3->src_area)) {
pixman_image_t *scaled_s = canvas_scale_surface(s, &rop3->src_area, width, heigth,
rop3->scale_mode);
rop3->scale_mode);
pixman_image_unref(s);
s = scaled_s;
src_pos.x = 0;
@ -2171,33 +2171,22 @@ void canvas_draw_rop3(CairoCanvas *canvas, SpiceRect *bbox, SpiceClip *clip, Spi
pat_pos.x = (bbox->left - rop3->brush.u.pattern.pos.x) % pixman_image_get_width(p);
pat_pos.y = (bbox->top - rop3->brush.u.pattern.pos.y) % pixman_image_get_height(p);
do_rop3_with_pattern(rop3->rop3, dd, s, &src_pos, p, &pat_pos);
do_rop3_with_pattern(rop3->rop3, d, s, &src_pos, p, &pat_pos);
pixman_image_unref(p);
} else {
uint32_t color = (canvas->base.color_shift) == 8 ? rop3->brush.u.color :
canvas_16bpp_to_32bpp(rop3->brush.u.color);
do_rop3_with_color(rop3->rop3, dd, s, &src_pos, color);
do_rop3_with_color(rop3->rop3, d, s, &src_pos, color);
}
pixman_image_unref(s);
d = surface_from_pixman_image (dd);
cairo_set_source_surface(cairo, d, bbox->left, bbox->top);
cairo_surface_destroy(d);
pixman_image_unref (dd);
if ((mask = canvas_get_mask_pattern(canvas, &rop3->mask, bbox->left, bbox->top))) {
cairo_rectangle(cairo,
bbox->left,
bbox->top,
bbox->right - bbox->left,
bbox->bottom - bbox->top);
cairo_clip(cairo);
cairo_mask(cairo, mask);
cairo_pattern_destroy(mask);
} else {
cairo_rectangle(cairo, bbox->left, bbox->top, bbox->right - bbox->left,
bbox->bottom - bbox->top);
cairo_fill(cairo);
}
cairo_restore(cairo);
blit_with_region(canvas, &dest_region, d,
bbox->left,
bbox->top);
pixman_image_unref(d);
pixman_region32_fini(&dest_region);
}
void canvas_copy_bits(CairoCanvas *canvas, SpiceRect *bbox, SpiceClip *clip, SpicePoint *src_pos)