1460 lines
60 KiB
C
1460 lines
60 KiB
C
#include <stdlib.h>
|
|
#include <stdint.h> /* For INT16_MAX */
|
|
|
|
#include "glamor_priv.h"
|
|
|
|
static void
|
|
glamor_get_transform_extent_from_box(struct pixman_box32 *box,
|
|
struct pixman_transform *transform);
|
|
|
|
static inline glamor_pixmap_private *
|
|
__glamor_large(glamor_pixmap_private *pixmap_priv) {
|
|
assert(glamor_pixmap_priv_is_large(pixmap_priv));
|
|
return pixmap_priv;
|
|
}
|
|
|
|
/**
|
|
* Clip the boxes regards to each pixmap's block array.
|
|
*
|
|
* Should translate the region to relative coords to the pixmap,
|
|
* start at (0,0).
|
|
*/
|
|
#if 0
|
|
//#define DEBUGF(str, ...) do {} while(0)
|
|
#define DEBUGF(str, ...) ErrorF(str, ##__VA_ARGS__)
|
|
//#define DEBUGRegionPrint(x) do {} while (0)
|
|
#define DEBUGRegionPrint RegionPrint
|
|
#endif
|
|
|
|
static glamor_pixmap_clipped_regions *
|
|
__glamor_compute_clipped_regions(int block_w,
|
|
int block_h,
|
|
int block_stride,
|
|
int x, int y,
|
|
int w, int h,
|
|
RegionPtr region,
|
|
int *n_region, int reverse, int upsidedown)
|
|
{
|
|
glamor_pixmap_clipped_regions *clipped_regions;
|
|
BoxPtr extent;
|
|
int start_x, start_y, end_x, end_y;
|
|
int start_block_x, start_block_y;
|
|
int end_block_x, end_block_y;
|
|
int loop_start_block_x, loop_start_block_y;
|
|
int loop_end_block_x, loop_end_block_y;
|
|
int loop_block_stride;
|
|
int i, j, delta_i, delta_j;
|
|
RegionRec temp_region;
|
|
RegionPtr current_region;
|
|
int block_idx;
|
|
int k = 0;
|
|
int temp_block_idx;
|
|
|
|
extent = RegionExtents(region);
|
|
start_x = MAX(x, extent->x1);
|
|
start_y = MAX(y, extent->y1);
|
|
end_x = MIN(x + w, extent->x2);
|
|
end_y = MIN(y + h, extent->y2);
|
|
|
|
DEBUGF("start compute clipped regions:\n");
|
|
DEBUGF("block w %d h %d x %d y %d w %d h %d, block_stride %d \n",
|
|
block_w, block_h, x, y, w, h, block_stride);
|
|
DEBUGRegionPrint(region);
|
|
|
|
DEBUGF("start_x %d start_y %d end_x %d end_y %d \n", start_x, start_y,
|
|
end_x, end_y);
|
|
|
|
if (start_x >= end_x || start_y >= end_y) {
|
|
*n_region = 0;
|
|
return NULL;
|
|
}
|
|
|
|
start_block_x = (start_x - x) / block_w;
|
|
start_block_y = (start_y - y) / block_h;
|
|
end_block_x = (end_x - x) / block_w;
|
|
end_block_y = (end_y - y) / block_h;
|
|
|
|
clipped_regions = calloc((end_block_x - start_block_x + 1)
|
|
* (end_block_y - start_block_y + 1),
|
|
sizeof(*clipped_regions));
|
|
|
|
DEBUGF("startx %d starty %d endx %d endy %d \n",
|
|
start_x, start_y, end_x, end_y);
|
|
DEBUGF("start_block_x %d end_block_x %d \n", start_block_x, end_block_x);
|
|
DEBUGF("start_block_y %d end_block_y %d \n", start_block_y, end_block_y);
|
|
|
|
if (!reverse) {
|
|
loop_start_block_x = start_block_x;
|
|
loop_end_block_x = end_block_x + 1;
|
|
delta_i = 1;
|
|
}
|
|
else {
|
|
loop_start_block_x = end_block_x;
|
|
loop_end_block_x = start_block_x - 1;
|
|
delta_i = -1;
|
|
}
|
|
|
|
if (!upsidedown) {
|
|
loop_start_block_y = start_block_y;
|
|
loop_end_block_y = end_block_y + 1;
|
|
delta_j = 1;
|
|
}
|
|
else {
|
|
loop_start_block_y = end_block_y;
|
|
loop_end_block_y = start_block_y - 1;
|
|
delta_j = -1;
|
|
}
|
|
|
|
loop_block_stride = delta_j * block_stride;
|
|
block_idx = (loop_start_block_y - delta_j) * block_stride;
|
|
|
|
for (j = loop_start_block_y; j != loop_end_block_y; j += delta_j) {
|
|
block_idx += loop_block_stride;
|
|
temp_block_idx = block_idx + loop_start_block_x;
|
|
for (i = loop_start_block_x;
|
|
i != loop_end_block_x; i += delta_i, temp_block_idx += delta_i) {
|
|
BoxRec temp_box;
|
|
|
|
temp_box.x1 = x + i * block_w;
|
|
temp_box.y1 = y + j * block_h;
|
|
temp_box.x2 = MIN(temp_box.x1 + block_w, end_x);
|
|
temp_box.y2 = MIN(temp_box.y1 + block_h, end_y);
|
|
RegionInitBoxes(&temp_region, &temp_box, 1);
|
|
DEBUGF("block idx %d \n", temp_block_idx);
|
|
DEBUGRegionPrint(&temp_region);
|
|
current_region = RegionCreate(NULL, 4);
|
|
RegionIntersect(current_region, &temp_region, region);
|
|
DEBUGF("i %d j %d region: \n", i, j);
|
|
DEBUGRegionPrint(current_region);
|
|
if (RegionNumRects(current_region)) {
|
|
clipped_regions[k].region = current_region;
|
|
clipped_regions[k].block_idx = temp_block_idx;
|
|
k++;
|
|
}
|
|
else
|
|
RegionDestroy(current_region);
|
|
RegionUninit(&temp_region);
|
|
}
|
|
}
|
|
|
|
*n_region = k;
|
|
return clipped_regions;
|
|
}
|
|
|
|
/**
|
|
* Do a two round clipping,
|
|
* first is to clip the region regard to current pixmap's
|
|
* block array. Then for each clipped region, do a inner
|
|
* block clipping. This is to make sure the final result
|
|
* will be shapped by inner_block_w and inner_block_h, and
|
|
* the final region also will not cross the pixmap's block
|
|
* boundary.
|
|
*
|
|
* This is mainly used by transformation support when do
|
|
* compositing.
|
|
*/
|
|
|
|
glamor_pixmap_clipped_regions *
|
|
glamor_compute_clipped_regions_ext(PixmapPtr pixmap,
|
|
RegionPtr region,
|
|
int *n_region,
|
|
int inner_block_w, int inner_block_h,
|
|
int reverse, int upsidedown)
|
|
{
|
|
glamor_pixmap_private *pixmap_priv = glamor_get_pixmap_private(pixmap);
|
|
glamor_pixmap_clipped_regions *clipped_regions, *inner_regions,
|
|
*result_regions;
|
|
int i, j, x, y, k, inner_n_regions;
|
|
int width, height;
|
|
BoxPtr box_array;
|
|
BoxRec small_box;
|
|
int block_w, block_h;
|
|
|
|
DEBUGF("ext called \n");
|
|
|
|
if (glamor_pixmap_priv_is_small(pixmap_priv)) {
|
|
clipped_regions = calloc(1, sizeof(*clipped_regions));
|
|
if (clipped_regions == NULL) {
|
|
*n_region = 0;
|
|
return NULL;
|
|
}
|
|
clipped_regions[0].region = RegionCreate(NULL, 1);
|
|
clipped_regions[0].block_idx = 0;
|
|
RegionCopy(clipped_regions[0].region, region);
|
|
*n_region = 1;
|
|
block_w = pixmap->drawable.width;
|
|
block_h = pixmap->drawable.height;
|
|
box_array = &small_box;
|
|
small_box.x1 = small_box.y1 = 0;
|
|
small_box.x2 = block_w;
|
|
small_box.y2 = block_h;
|
|
}
|
|
else {
|
|
glamor_pixmap_private *priv = __glamor_large(pixmap_priv);
|
|
|
|
clipped_regions = __glamor_compute_clipped_regions(priv->block_w,
|
|
priv->block_h,
|
|
priv->block_wcnt,
|
|
0, 0,
|
|
pixmap->drawable.width,
|
|
pixmap->drawable.height,
|
|
region, n_region,
|
|
reverse, upsidedown);
|
|
|
|
if (clipped_regions == NULL) {
|
|
*n_region = 0;
|
|
return NULL;
|
|
}
|
|
block_w = priv->block_w;
|
|
block_h = priv->block_h;
|
|
box_array = priv->box_array;
|
|
}
|
|
if (inner_block_w >= block_w && inner_block_h >= block_h)
|
|
return clipped_regions;
|
|
result_regions = calloc(*n_region
|
|
* ((block_w + inner_block_w - 1) /
|
|
inner_block_w)
|
|
* ((block_h + inner_block_h - 1) /
|
|
inner_block_h), sizeof(*result_regions));
|
|
k = 0;
|
|
for (i = 0; i < *n_region; i++) {
|
|
x = box_array[clipped_regions[i].block_idx].x1;
|
|
y = box_array[clipped_regions[i].block_idx].y1;
|
|
width = box_array[clipped_regions[i].block_idx].x2 - x;
|
|
height = box_array[clipped_regions[i].block_idx].y2 - y;
|
|
inner_regions = __glamor_compute_clipped_regions(inner_block_w,
|
|
inner_block_h,
|
|
0, x, y,
|
|
width,
|
|
height,
|
|
clipped_regions[i].
|
|
region,
|
|
&inner_n_regions,
|
|
reverse, upsidedown);
|
|
for (j = 0; j < inner_n_regions; j++) {
|
|
result_regions[k].region = inner_regions[j].region;
|
|
result_regions[k].block_idx = clipped_regions[i].block_idx;
|
|
k++;
|
|
}
|
|
free(inner_regions);
|
|
}
|
|
*n_region = k;
|
|
free(clipped_regions);
|
|
return result_regions;
|
|
}
|
|
|
|
/*
|
|
*
|
|
* For the repeat pad mode, we can simply convert the region and
|
|
* let the out-of-box region can cover the needed edge of the source/mask
|
|
* Then apply a normal clip we can get what we want.
|
|
*/
|
|
static RegionPtr
|
|
_glamor_convert_pad_region(RegionPtr region, int w, int h)
|
|
{
|
|
RegionPtr pad_region;
|
|
int nrect;
|
|
BoxPtr box;
|
|
int overlap;
|
|
|
|
nrect = RegionNumRects(region);
|
|
box = RegionRects(region);
|
|
pad_region = RegionCreate(NULL, 4);
|
|
if (pad_region == NULL)
|
|
return NULL;
|
|
while (nrect--) {
|
|
BoxRec pad_box;
|
|
RegionRec temp_region;
|
|
|
|
pad_box = *box;
|
|
if (pad_box.x1 < 0 && pad_box.x2 <= 0)
|
|
pad_box.x2 = 1;
|
|
else if (pad_box.x1 >= w && pad_box.x2 > w)
|
|
pad_box.x1 = w - 1;
|
|
if (pad_box.y1 < 0 && pad_box.y2 <= 0)
|
|
pad_box.y2 = 1;
|
|
else if (pad_box.y1 >= h && pad_box.y2 > h)
|
|
pad_box.y1 = h - 1;
|
|
RegionInitBoxes(&temp_region, &pad_box, 1);
|
|
RegionAppend(pad_region, &temp_region);
|
|
RegionUninit(&temp_region);
|
|
box++;
|
|
}
|
|
RegionValidate(pad_region, &overlap);
|
|
return pad_region;
|
|
}
|
|
|
|
/*
|
|
* For one type of large pixmap, its one direction is not exceed the
|
|
* size limitation, and in another word, on one direction it has only
|
|
* one block.
|
|
*
|
|
* This case of reflect repeating, we can optimize it and avoid repeat
|
|
* clip on that direction. We can just enlarge the repeat box and can
|
|
* cover all the dest region on that direction. But latter, we need to
|
|
* fixup the clipped result to get a correct coords for the subsequent
|
|
* processing. This function is to do the coords correction.
|
|
*
|
|
* */
|
|
static void
|
|
_glamor_largepixmap_reflect_fixup(short *xy1, short *xy2, int wh)
|
|
{
|
|
int odd1, odd2;
|
|
int c1, c2;
|
|
|
|
if (*xy2 - *xy1 > wh) {
|
|
*xy1 = 0;
|
|
*xy2 = wh;
|
|
return;
|
|
}
|
|
modulus(*xy1, wh, c1);
|
|
odd1 = ((*xy1 - c1) / wh) & 0x1;
|
|
modulus(*xy2, wh, c2);
|
|
odd2 = ((*xy2 - c2) / wh) & 0x1;
|
|
|
|
if (odd1 && odd2) {
|
|
*xy1 = wh - c2;
|
|
*xy2 = wh - c1;
|
|
}
|
|
else if (odd1 && !odd2) {
|
|
*xy1 = 0;
|
|
*xy2 = MAX(c2, wh - c1);
|
|
}
|
|
else if (!odd1 && odd2) {
|
|
*xy2 = wh;
|
|
*xy1 = MIN(c1, wh - c2);
|
|
}
|
|
else {
|
|
*xy1 = c1;
|
|
*xy2 = c2;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Clip the boxes regards to each pixmap's block array.
|
|
*
|
|
* Should translate the region to relative coords to the pixmap,
|
|
* start at (0,0).
|
|
*
|
|
* @is_transform: if it is set, it has a transform matrix.
|
|
*
|
|
*/
|
|
static glamor_pixmap_clipped_regions *
|
|
_glamor_compute_clipped_regions(PixmapPtr pixmap,
|
|
glamor_pixmap_private *pixmap_priv,
|
|
RegionPtr region, int *n_region,
|
|
int repeat_type, int is_transform,
|
|
int reverse, int upsidedown)
|
|
{
|
|
glamor_pixmap_clipped_regions *clipped_regions;
|
|
BoxPtr extent;
|
|
int i, j;
|
|
RegionPtr current_region;
|
|
int pixmap_width, pixmap_height;
|
|
int m;
|
|
BoxRec repeat_box;
|
|
RegionRec repeat_region;
|
|
int right_shift = 0;
|
|
int down_shift = 0;
|
|
int x_center_shift = 0, y_center_shift = 0;
|
|
glamor_pixmap_private *priv;
|
|
|
|
DEBUGRegionPrint(region);
|
|
if (glamor_pixmap_priv_is_small(pixmap_priv)) {
|
|
clipped_regions = calloc(1, sizeof(*clipped_regions));
|
|
clipped_regions[0].region = RegionCreate(NULL, 1);
|
|
clipped_regions[0].block_idx = 0;
|
|
RegionCopy(clipped_regions[0].region, region);
|
|
*n_region = 1;
|
|
return clipped_regions;
|
|
}
|
|
|
|
priv = __glamor_large(pixmap_priv);
|
|
|
|
pixmap_width = pixmap->drawable.width;
|
|
pixmap_height = pixmap->drawable.height;
|
|
if (repeat_type == 0 || repeat_type == RepeatPad) {
|
|
RegionPtr saved_region = NULL;
|
|
|
|
if (repeat_type == RepeatPad) {
|
|
saved_region = region;
|
|
region =
|
|
_glamor_convert_pad_region(saved_region, pixmap_width,
|
|
pixmap_height);
|
|
if (region == NULL) {
|
|
*n_region = 0;
|
|
return NULL;
|
|
}
|
|
}
|
|
clipped_regions = __glamor_compute_clipped_regions(priv->block_w,
|
|
priv->block_h,
|
|
priv->block_wcnt,
|
|
0, 0,
|
|
pixmap->drawable.width,
|
|
pixmap->drawable.height,
|
|
region, n_region,
|
|
reverse, upsidedown);
|
|
if (saved_region)
|
|
RegionDestroy(region);
|
|
return clipped_regions;
|
|
}
|
|
extent = RegionExtents(region);
|
|
|
|
x_center_shift = extent->x1 / pixmap_width;
|
|
if (x_center_shift < 0)
|
|
x_center_shift--;
|
|
if (abs(x_center_shift) & 1)
|
|
x_center_shift++;
|
|
y_center_shift = extent->y1 / pixmap_height;
|
|
if (y_center_shift < 0)
|
|
y_center_shift--;
|
|
if (abs(y_center_shift) & 1)
|
|
y_center_shift++;
|
|
|
|
if (extent->x1 < 0)
|
|
right_shift = ((-extent->x1 + pixmap_width - 1) / pixmap_width);
|
|
if (extent->y1 < 0)
|
|
down_shift = ((-extent->y1 + pixmap_height - 1) / pixmap_height);
|
|
|
|
if (right_shift != 0 || down_shift != 0) {
|
|
if (repeat_type == RepeatReflect) {
|
|
right_shift = (right_shift + 1) & ~1;
|
|
down_shift = (down_shift + 1) & ~1;
|
|
}
|
|
RegionTranslate(region, right_shift * pixmap_width,
|
|
down_shift * pixmap_height);
|
|
}
|
|
|
|
extent = RegionExtents(region);
|
|
/* Tile a large pixmap to another large pixmap.
|
|
* We can't use the target large pixmap as the
|
|
* loop variable, instead we need to loop for all
|
|
* the blocks in the tile pixmap.
|
|
*
|
|
* simulate repeat each single block to cover the
|
|
* target's blocks. Two special case:
|
|
* a block_wcnt == 1 or block_hcnt ==1, then we
|
|
* only need to loop one direction as the other
|
|
* direction is fully included in the first block.
|
|
*
|
|
* For the other cases, just need to start
|
|
* from a proper shiftx/shifty, and then increase
|
|
* y by tile_height each time to walk trhough the
|
|
* target block and then walk trhough the target
|
|
* at x direction by increate tile_width each time.
|
|
*
|
|
* This way, we can consolidate all the sub blocks
|
|
* of the target boxes into one tile source's block.
|
|
*
|
|
* */
|
|
m = 0;
|
|
clipped_regions = calloc(priv->block_wcnt * priv->block_hcnt,
|
|
sizeof(*clipped_regions));
|
|
if (clipped_regions == NULL) {
|
|
*n_region = 0;
|
|
return NULL;
|
|
}
|
|
if (right_shift != 0 || down_shift != 0) {
|
|
DEBUGF("region to be repeated shifted \n");
|
|
DEBUGRegionPrint(region);
|
|
}
|
|
DEBUGF("repeat pixmap width %d height %d \n", pixmap_width, pixmap_height);
|
|
DEBUGF("extent x1 %d y1 %d x2 %d y2 %d \n", extent->x1, extent->y1,
|
|
extent->x2, extent->y2);
|
|
for (j = 0; j < priv->block_hcnt; j++) {
|
|
for (i = 0; i < priv->block_wcnt; i++) {
|
|
int dx = pixmap_width;
|
|
int dy = pixmap_height;
|
|
int idx;
|
|
int shift_x;
|
|
int shift_y;
|
|
int saved_y1, saved_y2;
|
|
int x_idx = 0, y_idx = 0, saved_y_idx = 0;
|
|
RegionRec temp_region;
|
|
BoxRec reflect_repeat_box;
|
|
BoxPtr valid_repeat_box;
|
|
|
|
shift_x = (extent->x1 / pixmap_width) * pixmap_width;
|
|
shift_y = (extent->y1 / pixmap_height) * pixmap_height;
|
|
idx = j * priv->block_wcnt + i;
|
|
if (repeat_type == RepeatReflect) {
|
|
x_idx = (extent->x1 / pixmap_width);
|
|
y_idx = (extent->y1 / pixmap_height);
|
|
}
|
|
|
|
/* Construct a rect to clip the target region. */
|
|
repeat_box.x1 = shift_x + priv->box_array[idx].x1;
|
|
repeat_box.y1 = shift_y + priv->box_array[idx].y1;
|
|
if (priv->block_wcnt == 1) {
|
|
repeat_box.x2 = extent->x2;
|
|
dx = extent->x2 - repeat_box.x1;
|
|
}
|
|
else
|
|
repeat_box.x2 = shift_x + priv->box_array[idx].x2;
|
|
if (priv->block_hcnt == 1) {
|
|
repeat_box.y2 = extent->y2;
|
|
dy = extent->y2 - repeat_box.y1;
|
|
}
|
|
else
|
|
repeat_box.y2 = shift_y + priv->box_array[idx].y2;
|
|
|
|
current_region = RegionCreate(NULL, 4);
|
|
RegionInit(&temp_region, NULL, 4);
|
|
DEBUGF("init repeat box %d %d %d %d \n",
|
|
repeat_box.x1, repeat_box.y1, repeat_box.x2, repeat_box.y2);
|
|
|
|
if (repeat_type == RepeatNormal) {
|
|
saved_y1 = repeat_box.y1;
|
|
saved_y2 = repeat_box.y2;
|
|
for (; repeat_box.x1 < extent->x2;
|
|
repeat_box.x1 += dx, repeat_box.x2 += dx) {
|
|
repeat_box.y1 = saved_y1;
|
|
repeat_box.y2 = saved_y2;
|
|
for (repeat_box.y1 = saved_y1, repeat_box.y2 = saved_y2;
|
|
repeat_box.y1 < extent->y2;
|
|
repeat_box.y1 += dy, repeat_box.y2 += dy) {
|
|
|
|
RegionInitBoxes(&repeat_region, &repeat_box, 1);
|
|
DEBUGF("Start to clip repeat region: \n");
|
|
DEBUGRegionPrint(&repeat_region);
|
|
RegionIntersect(&temp_region, &repeat_region, region);
|
|
DEBUGF("clip result:\n");
|
|
DEBUGRegionPrint(&temp_region);
|
|
RegionAppend(current_region, &temp_region);
|
|
RegionUninit(&repeat_region);
|
|
}
|
|
}
|
|
}
|
|
else if (repeat_type == RepeatReflect) {
|
|
saved_y1 = repeat_box.y1;
|
|
saved_y2 = repeat_box.y2;
|
|
saved_y_idx = y_idx;
|
|
for (;; repeat_box.x1 += dx, repeat_box.x2 += dx) {
|
|
repeat_box.y1 = saved_y1;
|
|
repeat_box.y2 = saved_y2;
|
|
y_idx = saved_y_idx;
|
|
reflect_repeat_box.x1 = (x_idx & 1) ?
|
|
((2 * x_idx + 1) * dx - repeat_box.x2) : repeat_box.x1;
|
|
reflect_repeat_box.x2 = (x_idx & 1) ?
|
|
((2 * x_idx + 1) * dx - repeat_box.x1) : repeat_box.x2;
|
|
valid_repeat_box = &reflect_repeat_box;
|
|
|
|
if (valid_repeat_box->x1 >= extent->x2)
|
|
break;
|
|
for (repeat_box.y1 = saved_y1, repeat_box.y2 = saved_y2;;
|
|
repeat_box.y1 += dy, repeat_box.y2 += dy) {
|
|
|
|
DEBUGF("x_idx %d y_idx %d dx %d dy %d\n", x_idx, y_idx,
|
|
dx, dy);
|
|
DEBUGF("repeat box %d %d %d %d \n", repeat_box.x1,
|
|
repeat_box.y1, repeat_box.x2, repeat_box.y2);
|
|
|
|
if (priv->block_hcnt > 1) {
|
|
reflect_repeat_box.y1 = (y_idx & 1) ?
|
|
((2 * y_idx + 1) * dy -
|
|
repeat_box.y2) : repeat_box.y1;
|
|
reflect_repeat_box.y2 =
|
|
(y_idx & 1) ? ((2 * y_idx + 1) * dy -
|
|
repeat_box.y1) : repeat_box.y2;
|
|
}
|
|
else {
|
|
reflect_repeat_box.y1 = repeat_box.y1;
|
|
reflect_repeat_box.y2 = repeat_box.y2;
|
|
}
|
|
|
|
DEBUGF("valid_repeat_box x1 %d y1 %d \n",
|
|
valid_repeat_box->x1, valid_repeat_box->y1);
|
|
if (valid_repeat_box->y1 >= extent->y2)
|
|
break;
|
|
RegionInitBoxes(&repeat_region, valid_repeat_box, 1);
|
|
DEBUGF("start to clip repeat[reflect] region: \n");
|
|
DEBUGRegionPrint(&repeat_region);
|
|
RegionIntersect(&temp_region, &repeat_region, region);
|
|
DEBUGF("result:\n");
|
|
DEBUGRegionPrint(&temp_region);
|
|
if (is_transform && RegionNumRects(&temp_region)) {
|
|
BoxRec temp_box;
|
|
BoxPtr temp_extent;
|
|
|
|
temp_extent = RegionExtents(&temp_region);
|
|
if (priv->block_wcnt > 1) {
|
|
if (x_idx & 1) {
|
|
temp_box.x1 =
|
|
((2 * x_idx + 1) * dx -
|
|
temp_extent->x2);
|
|
temp_box.x2 =
|
|
((2 * x_idx + 1) * dx -
|
|
temp_extent->x1);
|
|
}
|
|
else {
|
|
temp_box.x1 = temp_extent->x1;
|
|
temp_box.x2 = temp_extent->x2;
|
|
}
|
|
modulus(temp_box.x1, pixmap_width, temp_box.x1);
|
|
modulus(temp_box.x2, pixmap_width, temp_box.x2);
|
|
if (temp_box.x2 == 0)
|
|
temp_box.x2 = pixmap_width;
|
|
}
|
|
else {
|
|
temp_box.x1 = temp_extent->x1;
|
|
temp_box.x2 = temp_extent->x2;
|
|
_glamor_largepixmap_reflect_fixup(&temp_box.x1,
|
|
&temp_box.x2,
|
|
pixmap_width);
|
|
}
|
|
|
|
if (priv->block_hcnt > 1) {
|
|
if (y_idx & 1) {
|
|
temp_box.y1 =
|
|
((2 * y_idx + 1) * dy -
|
|
temp_extent->y2);
|
|
temp_box.y2 =
|
|
((2 * y_idx + 1) * dy -
|
|
temp_extent->y1);
|
|
}
|
|
else {
|
|
temp_box.y1 = temp_extent->y1;
|
|
temp_box.y2 = temp_extent->y2;
|
|
}
|
|
|
|
modulus(temp_box.y1, pixmap_height,
|
|
temp_box.y1);
|
|
modulus(temp_box.y2, pixmap_height,
|
|
temp_box.y2);
|
|
if (temp_box.y2 == 0)
|
|
temp_box.y2 = pixmap_height;
|
|
}
|
|
else {
|
|
temp_box.y1 = temp_extent->y1;
|
|
temp_box.y2 = temp_extent->y2;
|
|
_glamor_largepixmap_reflect_fixup(&temp_box.y1,
|
|
&temp_box.y2,
|
|
pixmap_height);
|
|
}
|
|
|
|
RegionInitBoxes(&temp_region, &temp_box, 1);
|
|
RegionTranslate(&temp_region,
|
|
x_center_shift * pixmap_width,
|
|
y_center_shift * pixmap_height);
|
|
DEBUGF("for transform result:\n");
|
|
DEBUGRegionPrint(&temp_region);
|
|
}
|
|
RegionAppend(current_region, &temp_region);
|
|
RegionUninit(&repeat_region);
|
|
y_idx++;
|
|
}
|
|
x_idx++;
|
|
}
|
|
}
|
|
DEBUGF("dx %d dy %d \n", dx, dy);
|
|
|
|
if (RegionNumRects(current_region)) {
|
|
|
|
if ((right_shift != 0 || down_shift != 0) &&
|
|
!(is_transform && repeat_type == RepeatReflect))
|
|
RegionTranslate(current_region, -right_shift * pixmap_width,
|
|
-down_shift * pixmap_height);
|
|
clipped_regions[m].region = current_region;
|
|
clipped_regions[m].block_idx = idx;
|
|
m++;
|
|
}
|
|
else
|
|
RegionDestroy(current_region);
|
|
RegionUninit(&temp_region);
|
|
}
|
|
}
|
|
|
|
if (right_shift != 0 || down_shift != 0)
|
|
RegionTranslate(region, -right_shift * pixmap_width,
|
|
-down_shift * pixmap_height);
|
|
*n_region = m;
|
|
|
|
return clipped_regions;
|
|
}
|
|
|
|
glamor_pixmap_clipped_regions *
|
|
glamor_compute_clipped_regions(PixmapPtr pixmap,
|
|
RegionPtr region,
|
|
int *n_region, int repeat_type,
|
|
int reverse, int upsidedown)
|
|
{
|
|
glamor_pixmap_private *priv = glamor_get_pixmap_private(pixmap);
|
|
return _glamor_compute_clipped_regions(pixmap, priv, region, n_region, repeat_type,
|
|
0, reverse, upsidedown);
|
|
}
|
|
|
|
/* XXX overflow still exist. maybe we need to change to use region32.
|
|
* by default. Or just use region32 for repeat cases?
|
|
**/
|
|
static glamor_pixmap_clipped_regions *
|
|
glamor_compute_transform_clipped_regions(PixmapPtr pixmap,
|
|
struct pixman_transform *transform,
|
|
RegionPtr region, int *n_region,
|
|
int dx, int dy, int repeat_type,
|
|
int reverse, int upsidedown)
|
|
{
|
|
glamor_pixmap_private *priv = glamor_get_pixmap_private(pixmap);
|
|
BoxPtr temp_extent;
|
|
struct pixman_box32 temp_box;
|
|
struct pixman_box16 short_box;
|
|
RegionPtr temp_region;
|
|
glamor_pixmap_clipped_regions *ret;
|
|
|
|
temp_region = RegionCreate(NULL, 4);
|
|
temp_extent = RegionExtents(region);
|
|
DEBUGF("dest region \n");
|
|
DEBUGRegionPrint(region);
|
|
/* dx/dy may exceed MAX SHORT. we have to use
|
|
* a box32 to represent it.*/
|
|
temp_box.x1 = temp_extent->x1 + dx;
|
|
temp_box.x2 = temp_extent->x2 + dx;
|
|
temp_box.y1 = temp_extent->y1 + dy;
|
|
temp_box.y2 = temp_extent->y2 + dy;
|
|
|
|
DEBUGF("source box %d %d %d %d \n", temp_box.x1, temp_box.y1, temp_box.x2,
|
|
temp_box.y2);
|
|
if (transform)
|
|
glamor_get_transform_extent_from_box(&temp_box, transform);
|
|
if (repeat_type == RepeatNone) {
|
|
if (temp_box.x1 < 0)
|
|
temp_box.x1 = 0;
|
|
if (temp_box.y1 < 0)
|
|
temp_box.y1 = 0;
|
|
temp_box.x2 = MIN(temp_box.x2, pixmap->drawable.width);
|
|
temp_box.y2 = MIN(temp_box.y2, pixmap->drawable.height);
|
|
}
|
|
/* Now copy back the box32 to a box16 box, avoiding overflow. */
|
|
short_box.x1 = MIN(temp_box.x1, INT16_MAX);
|
|
short_box.y1 = MIN(temp_box.y1, INT16_MAX);
|
|
short_box.x2 = MIN(temp_box.x2, INT16_MAX);
|
|
short_box.y2 = MIN(temp_box.y2, INT16_MAX);
|
|
RegionInitBoxes(temp_region, &short_box, 1);
|
|
DEBUGF("copy to temp source region \n");
|
|
DEBUGRegionPrint(temp_region);
|
|
ret = _glamor_compute_clipped_regions(pixmap,
|
|
priv,
|
|
temp_region,
|
|
n_region,
|
|
repeat_type, 1, reverse, upsidedown);
|
|
DEBUGF("n_regions = %d \n", *n_region);
|
|
RegionDestroy(temp_region);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* As transform and repeatpad mode.
|
|
* We may get a clipped result which in multipe regions.
|
|
* It's not easy to do a 2nd round clipping just as we do
|
|
* without transform/repeatPad. As it's not easy to reverse
|
|
* the 2nd round clipping result with a transform/repeatPad mode,
|
|
* or even impossible for some transformation.
|
|
*
|
|
* So we have to merge the fragmental region into one region
|
|
* if the clipped result cross the region boundary.
|
|
*/
|
|
static void
|
|
glamor_merge_clipped_regions(PixmapPtr pixmap,
|
|
glamor_pixmap_private *pixmap_priv,
|
|
int repeat_type,
|
|
glamor_pixmap_clipped_regions *clipped_regions,
|
|
int *n_regions, int *need_clean_fbo)
|
|
{
|
|
BoxRec temp_box, copy_box;
|
|
RegionPtr temp_region;
|
|
glamor_pixmap_private *temp_priv;
|
|
PixmapPtr temp_pixmap;
|
|
int overlap;
|
|
int i;
|
|
int pixmap_width, pixmap_height;
|
|
glamor_pixmap_private *priv;
|
|
|
|
priv = __glamor_large(pixmap_priv);
|
|
pixmap_width = pixmap->drawable.width;
|
|
pixmap_height =pixmap->drawable.height;
|
|
|
|
temp_region = RegionCreate(NULL, 4);
|
|
for (i = 0; i < *n_regions; i++) {
|
|
DEBUGF("Region %d:\n", i);
|
|
DEBUGRegionPrint(clipped_regions[i].region);
|
|
RegionAppend(temp_region, clipped_regions[i].region);
|
|
}
|
|
|
|
RegionValidate(temp_region, &overlap);
|
|
DEBUGF("temp region: \n");
|
|
DEBUGRegionPrint(temp_region);
|
|
|
|
temp_box = *RegionExtents(temp_region);
|
|
|
|
DEBUGF("need copy region: \n");
|
|
DEBUGF("%d %d %d %d \n", temp_box.x1, temp_box.y1, temp_box.x2,
|
|
temp_box.y2);
|
|
temp_pixmap =
|
|
glamor_create_pixmap(pixmap->drawable.pScreen,
|
|
temp_box.x2 - temp_box.x1,
|
|
temp_box.y2 - temp_box.y1,
|
|
pixmap->drawable.depth,
|
|
GLAMOR_CREATE_PIXMAP_FIXUP);
|
|
if (temp_pixmap == NULL) {
|
|
assert(0);
|
|
return;
|
|
}
|
|
|
|
temp_priv = glamor_get_pixmap_private(temp_pixmap);
|
|
assert(glamor_pixmap_priv_is_small(temp_priv));
|
|
|
|
priv->box = temp_box;
|
|
if (temp_box.x1 >= 0 && temp_box.x2 <= pixmap_width
|
|
&& temp_box.y1 >= 0 && temp_box.y2 <= pixmap_height) {
|
|
int dx, dy;
|
|
|
|
copy_box.x1 = 0;
|
|
copy_box.y1 = 0;
|
|
copy_box.x2 = temp_box.x2 - temp_box.x1;
|
|
copy_box.y2 = temp_box.y2 - temp_box.y1;
|
|
dx = temp_box.x1;
|
|
dy = temp_box.y1;
|
|
glamor_copy(&pixmap->drawable,
|
|
&temp_pixmap->drawable,
|
|
NULL, ©_box, 1, dx, dy, 0, 0, 0, NULL);
|
|
// glamor_solid(temp_pixmap, 0, 0, temp_pixmap->drawable.width,
|
|
// temp_pixmap->drawable.height, GXcopy, 0xffffffff, 0xff00);
|
|
}
|
|
else {
|
|
for (i = 0; i < *n_regions; i++) {
|
|
BoxPtr box;
|
|
int nbox;
|
|
|
|
box = REGION_RECTS(clipped_regions[i].region);
|
|
nbox = REGION_NUM_RECTS(clipped_regions[i].region);
|
|
while (nbox--) {
|
|
int dx, dy, c, d;
|
|
|
|
DEBUGF("box x1 %d y1 %d x2 %d y2 %d \n",
|
|
box->x1, box->y1, box->x2, box->y2);
|
|
modulus(box->x1, pixmap_width, c);
|
|
dx = c - (box->x1 - temp_box.x1);
|
|
copy_box.x1 = box->x1 - temp_box.x1;
|
|
copy_box.x2 = box->x2 - temp_box.x1;
|
|
|
|
modulus(box->y1, pixmap_height, d);
|
|
dy = d - (box->y1 - temp_box.y1);
|
|
copy_box.y1 = box->y1 - temp_box.y1;
|
|
copy_box.y2 = box->y2 - temp_box.y1;
|
|
|
|
DEBUGF("copying box %d %d %d %d, dx %d dy %d\n",
|
|
copy_box.x1, copy_box.y1, copy_box.x2,
|
|
copy_box.y2, dx, dy);
|
|
|
|
glamor_copy(&pixmap->drawable,
|
|
&temp_pixmap->drawable,
|
|
NULL, ©_box, 1, dx, dy, 0, 0, 0, NULL);
|
|
|
|
box++;
|
|
}
|
|
}
|
|
//glamor_solid(temp_pixmap, 0, 0, temp_pixmap->drawable.width,
|
|
// temp_pixmap->drawable.height, GXcopy, 0xffffffff, 0xff);
|
|
}
|
|
/* The first region will be released at caller side. */
|
|
for (i = 1; i < *n_regions; i++)
|
|
RegionDestroy(clipped_regions[i].region);
|
|
RegionDestroy(temp_region);
|
|
priv->box = temp_box;
|
|
priv->fbo = glamor_pixmap_detach_fbo(temp_priv);
|
|
DEBUGF("priv box x1 %d y1 %d x2 %d y2 %d \n",
|
|
priv->box.x1, priv->box.y1, priv->box.x2, priv->box.y2);
|
|
glamor_destroy_pixmap(temp_pixmap);
|
|
*need_clean_fbo = 1;
|
|
*n_regions = 1;
|
|
}
|
|
|
|
/**
|
|
* Given an expected transformed block width and block height,
|
|
*
|
|
* This function calculate a new block width and height which
|
|
* guarantee the transform result will not exceed the given
|
|
* block width and height.
|
|
*
|
|
* For large block width and height (> 2048), we choose a
|
|
* smaller new width and height and to reduce the cross region
|
|
* boundary and can avoid some overhead.
|
|
*
|
|
**/
|
|
static Bool
|
|
glamor_get_transform_block_size(struct pixman_transform *transform,
|
|
int block_w, int block_h,
|
|
int *transformed_block_w,
|
|
int *transformed_block_h)
|
|
{
|
|
double a, b, c, d, e, f, g, h;
|
|
double scale;
|
|
int width, height;
|
|
|
|
a = pixman_fixed_to_double(transform->matrix[0][0]);
|
|
b = pixman_fixed_to_double(transform->matrix[0][1]);
|
|
c = pixman_fixed_to_double(transform->matrix[1][0]);
|
|
d = pixman_fixed_to_double(transform->matrix[1][1]);
|
|
scale = pixman_fixed_to_double(transform->matrix[2][2]);
|
|
if (block_w > 2048) {
|
|
/* For large block size, we shrink it to smaller box,
|
|
* thus latter we may get less cross boundary regions and
|
|
* thus can avoid some extra copy.
|
|
*
|
|
**/
|
|
width = block_w / 4;
|
|
height = block_h / 4;
|
|
}
|
|
else {
|
|
width = block_w - 2;
|
|
height = block_h - 2;
|
|
}
|
|
e = a + b;
|
|
f = c + d;
|
|
|
|
g = a - b;
|
|
h = c - d;
|
|
|
|
e = MIN(block_w, floor(width * scale) / MAX(fabs(e), fabs(g)));
|
|
f = MIN(block_h, floor(height * scale) / MAX(fabs(f), fabs(h)));
|
|
*transformed_block_w = MIN(e, f) - 1;
|
|
*transformed_block_h = *transformed_block_w;
|
|
if (*transformed_block_w <= 0 || *transformed_block_h <= 0)
|
|
return FALSE;
|
|
DEBUGF("original block_w/h %d %d, fixed %d %d \n", block_w, block_h,
|
|
*transformed_block_w, *transformed_block_h);
|
|
return TRUE;
|
|
}
|
|
|
|
#define VECTOR_FROM_POINT(p, x, y) do {\
|
|
p.v[0] = x; \
|
|
p.v[1] = y; \
|
|
p.v[2] = 1.0; } while (0)
|
|
static void
|
|
glamor_get_transform_extent_from_box(struct pixman_box32 *box,
|
|
struct pixman_transform *transform)
|
|
{
|
|
struct pixman_f_vector p0, p1, p2, p3;
|
|
float min_x, min_y, max_x, max_y;
|
|
|
|
struct pixman_f_transform ftransform;
|
|
|
|
VECTOR_FROM_POINT(p0, box->x1, box->y1);
|
|
VECTOR_FROM_POINT(p1, box->x2, box->y1);
|
|
VECTOR_FROM_POINT(p2, box->x2, box->y2);
|
|
VECTOR_FROM_POINT(p3, box->x1, box->y2);
|
|
|
|
pixman_f_transform_from_pixman_transform(&ftransform, transform);
|
|
pixman_f_transform_point(&ftransform, &p0);
|
|
pixman_f_transform_point(&ftransform, &p1);
|
|
pixman_f_transform_point(&ftransform, &p2);
|
|
pixman_f_transform_point(&ftransform, &p3);
|
|
|
|
min_x = MIN(p0.v[0], p1.v[0]);
|
|
min_x = MIN(min_x, p2.v[0]);
|
|
min_x = MIN(min_x, p3.v[0]);
|
|
|
|
min_y = MIN(p0.v[1], p1.v[1]);
|
|
min_y = MIN(min_y, p2.v[1]);
|
|
min_y = MIN(min_y, p3.v[1]);
|
|
|
|
max_x = MAX(p0.v[0], p1.v[0]);
|
|
max_x = MAX(max_x, p2.v[0]);
|
|
max_x = MAX(max_x, p3.v[0]);
|
|
|
|
max_y = MAX(p0.v[1], p1.v[1]);
|
|
max_y = MAX(max_y, p2.v[1]);
|
|
max_y = MAX(max_y, p3.v[1]);
|
|
box->x1 = floor(min_x) - 1;
|
|
box->y1 = floor(min_y) - 1;
|
|
box->x2 = ceil(max_x) + 1;
|
|
box->y2 = ceil(max_y) + 1;
|
|
}
|
|
|
|
static void
|
|
_glamor_process_transformed_clipped_region(PixmapPtr pixmap,
|
|
glamor_pixmap_private *priv,
|
|
int repeat_type,
|
|
glamor_pixmap_clipped_regions *
|
|
clipped_regions, int *n_regions,
|
|
int *need_clean_fbo)
|
|
{
|
|
int shift_x, shift_y;
|
|
|
|
if (*n_regions != 1) {
|
|
/* Merge all source regions into one region. */
|
|
glamor_merge_clipped_regions(pixmap, priv, repeat_type,
|
|
clipped_regions, n_regions,
|
|
need_clean_fbo);
|
|
}
|
|
else {
|
|
glamor_set_pixmap_fbo_current(priv, clipped_regions[0].block_idx);
|
|
if (repeat_type == RepeatReflect || repeat_type == RepeatNormal) {
|
|
/* The required source areas are in one region,
|
|
* we need to shift the corresponding box's coords to proper position,
|
|
* thus we can calculate the relative coords correctly.*/
|
|
BoxPtr temp_box;
|
|
int rem;
|
|
|
|
temp_box = RegionExtents(clipped_regions[0].region);
|
|
modulus(temp_box->x1, pixmap->drawable.width, rem);
|
|
shift_x = (temp_box->x1 - rem) / pixmap->drawable.width;
|
|
modulus(temp_box->y1, pixmap->drawable.height, rem);
|
|
shift_y = (temp_box->y1 - rem) / pixmap->drawable.height;
|
|
|
|
if (shift_x != 0) {
|
|
__glamor_large(priv)->box.x1 +=
|
|
shift_x * pixmap->drawable.width;
|
|
__glamor_large(priv)->box.x2 +=
|
|
shift_x * pixmap->drawable.width;
|
|
}
|
|
if (shift_y != 0) {
|
|
__glamor_large(priv)->box.y1 +=
|
|
shift_y * pixmap->drawable.height;
|
|
__glamor_large(priv)->box.y2 +=
|
|
shift_y * pixmap->drawable.height;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
Bool
|
|
glamor_composite_largepixmap_region(CARD8 op,
|
|
PicturePtr source,
|
|
PicturePtr mask,
|
|
PicturePtr dest,
|
|
PixmapPtr source_pixmap,
|
|
PixmapPtr mask_pixmap,
|
|
PixmapPtr dest_pixmap,
|
|
RegionPtr region, Bool force_clip,
|
|
INT16 x_source,
|
|
INT16 y_source,
|
|
INT16 x_mask,
|
|
INT16 y_mask,
|
|
INT16 x_dest, INT16 y_dest,
|
|
CARD16 width, CARD16 height)
|
|
{
|
|
ScreenPtr screen = dest_pixmap->drawable.pScreen;
|
|
glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
|
|
glamor_pixmap_private *source_pixmap_priv = glamor_get_pixmap_private(source_pixmap);
|
|
glamor_pixmap_private *mask_pixmap_priv = glamor_get_pixmap_private(mask_pixmap);
|
|
glamor_pixmap_private *dest_pixmap_priv = glamor_get_pixmap_private(dest_pixmap);
|
|
glamor_pixmap_clipped_regions *clipped_dest_regions;
|
|
glamor_pixmap_clipped_regions *clipped_source_regions;
|
|
glamor_pixmap_clipped_regions *clipped_mask_regions;
|
|
int n_dest_regions;
|
|
int n_mask_regions;
|
|
int n_source_regions;
|
|
int i, j, k;
|
|
int need_clean_source_fbo = 0;
|
|
int need_clean_mask_fbo = 0;
|
|
int is_normal_source_fbo = 0;
|
|
int is_normal_mask_fbo = 0;
|
|
int fixed_block_width, fixed_block_height;
|
|
int dest_block_width, dest_block_height;
|
|
int null_source, null_mask;
|
|
glamor_pixmap_private *need_free_source_pixmap_priv = NULL;
|
|
glamor_pixmap_private *need_free_mask_pixmap_priv = NULL;
|
|
int source_repeat_type = 0, mask_repeat_type = 0;
|
|
int ok = TRUE;
|
|
|
|
if (source_pixmap == dest_pixmap) {
|
|
glamor_fallback("source and dest pixmaps are the same\n");
|
|
return FALSE;
|
|
}
|
|
if (mask_pixmap == dest_pixmap) {
|
|
glamor_fallback("mask and dest pixmaps are the same\n");
|
|
return FALSE;
|
|
}
|
|
|
|
if (source->repeat)
|
|
source_repeat_type = source->repeatType;
|
|
else
|
|
source_repeat_type = RepeatNone;
|
|
|
|
if (mask && mask->repeat)
|
|
mask_repeat_type = mask->repeatType;
|
|
else
|
|
mask_repeat_type = RepeatNone;
|
|
|
|
if (glamor_pixmap_priv_is_large(dest_pixmap_priv)) {
|
|
dest_block_width = __glamor_large(dest_pixmap_priv)->block_w;
|
|
dest_block_height = __glamor_large(dest_pixmap_priv)->block_h;
|
|
} else {
|
|
dest_block_width = dest_pixmap->drawable.width;
|
|
dest_block_height = dest_pixmap->drawable.height;
|
|
}
|
|
fixed_block_width = dest_block_width;
|
|
fixed_block_height = dest_block_height;
|
|
|
|
/* If we got an totally out-of-box region for a source or mask
|
|
* region without repeat, we need to set it as null_source and
|
|
* give it a solid color (0,0,0,0). */
|
|
null_source = 0;
|
|
null_mask = 0;
|
|
RegionTranslate(region, -dest->pDrawable->x, -dest->pDrawable->y);
|
|
|
|
/* need to transform the dest region to the correct sourcei/mask region.
|
|
* it's a little complex, as one single edge of the
|
|
* target region may be transformed to cross a block boundary of the
|
|
* source or mask. Then it's impossible to handle it as usual way.
|
|
* We may have to split the original dest region to smaller region, and
|
|
* make sure each region's transformed region can fit into one texture,
|
|
* and then continue this loop again, and each time when a transformed region
|
|
* cross the bound, we need to copy it to a single pixmap and do the composition
|
|
* with the new pixmap. If the transformed region doesn't cross a source/mask's
|
|
* boundary then we don't need to copy.
|
|
*
|
|
*/
|
|
if (source_pixmap_priv
|
|
&& source->transform
|
|
&& glamor_pixmap_priv_is_large(source_pixmap_priv)) {
|
|
int source_transformed_block_width, source_transformed_block_height;
|
|
|
|
if (!glamor_get_transform_block_size(source->transform,
|
|
__glamor_large(source_pixmap_priv)->block_w,
|
|
__glamor_large(source_pixmap_priv)->block_h,
|
|
&source_transformed_block_width,
|
|
&source_transformed_block_height))
|
|
{
|
|
DEBUGF("source block size less than 1, fallback.\n");
|
|
RegionTranslate(region, dest->pDrawable->x, dest->pDrawable->y);
|
|
return FALSE;
|
|
}
|
|
fixed_block_width =
|
|
min(fixed_block_width, source_transformed_block_width);
|
|
fixed_block_height =
|
|
min(fixed_block_height, source_transformed_block_height);
|
|
DEBUGF("new source block size %d x %d \n", fixed_block_width,
|
|
fixed_block_height);
|
|
}
|
|
|
|
if (mask_pixmap_priv
|
|
&& mask->transform && glamor_pixmap_priv_is_large(mask_pixmap_priv)) {
|
|
int mask_transformed_block_width, mask_transformed_block_height;
|
|
|
|
if (!glamor_get_transform_block_size(mask->transform,
|
|
__glamor_large(mask_pixmap_priv)->block_w,
|
|
__glamor_large(mask_pixmap_priv)->block_h,
|
|
&mask_transformed_block_width,
|
|
&mask_transformed_block_height)) {
|
|
DEBUGF("mask block size less than 1, fallback.\n");
|
|
RegionTranslate(region, dest->pDrawable->x, dest->pDrawable->y);
|
|
return FALSE;
|
|
}
|
|
fixed_block_width =
|
|
min(fixed_block_width, mask_transformed_block_width);
|
|
fixed_block_height =
|
|
min(fixed_block_height, mask_transformed_block_height);
|
|
DEBUGF("new mask block size %d x %d \n", fixed_block_width,
|
|
fixed_block_height);
|
|
}
|
|
|
|
/*compute the correct block width and height whose transformed source/mask
|
|
*region can fit into one texture.*/
|
|
if (force_clip || fixed_block_width < dest_block_width
|
|
|| fixed_block_height < dest_block_height)
|
|
clipped_dest_regions =
|
|
glamor_compute_clipped_regions_ext(dest_pixmap, region,
|
|
&n_dest_regions,
|
|
fixed_block_width,
|
|
fixed_block_height, 0, 0);
|
|
else
|
|
clipped_dest_regions = glamor_compute_clipped_regions(dest_pixmap,
|
|
region,
|
|
&n_dest_regions,
|
|
0, 0, 0);
|
|
DEBUGF("dest clipped result %d region: \n", n_dest_regions);
|
|
if (source_pixmap_priv
|
|
&& (source_pixmap_priv == dest_pixmap_priv ||
|
|
source_pixmap_priv == mask_pixmap_priv)
|
|
&& glamor_pixmap_priv_is_large(source_pixmap_priv)) {
|
|
/* XXX self-copy... */
|
|
need_free_source_pixmap_priv = source_pixmap_priv;
|
|
source_pixmap_priv = malloc(sizeof(*source_pixmap_priv));
|
|
*source_pixmap_priv = *need_free_source_pixmap_priv;
|
|
need_free_source_pixmap_priv = source_pixmap_priv;
|
|
}
|
|
assert(mask_pixmap_priv != dest_pixmap_priv);
|
|
|
|
for (i = 0; i < n_dest_regions; i++) {
|
|
DEBUGF("dest region %d idx %d\n", i,
|
|
clipped_dest_regions[i].block_idx);
|
|
DEBUGRegionPrint(clipped_dest_regions[i].region);
|
|
glamor_set_pixmap_fbo_current(dest_pixmap_priv,
|
|
clipped_dest_regions[i].block_idx);
|
|
if (source_pixmap_priv &&
|
|
glamor_pixmap_priv_is_large(source_pixmap_priv)) {
|
|
if (!source->transform && source_repeat_type != RepeatPad) {
|
|
RegionTranslate(clipped_dest_regions[i].region,
|
|
x_source - x_dest, y_source - y_dest);
|
|
clipped_source_regions =
|
|
glamor_compute_clipped_regions(source_pixmap,
|
|
clipped_dest_regions[i].
|
|
region, &n_source_regions,
|
|
source_repeat_type, 0, 0);
|
|
is_normal_source_fbo = 1;
|
|
}
|
|
else {
|
|
clipped_source_regions =
|
|
glamor_compute_transform_clipped_regions(source_pixmap,
|
|
source->transform,
|
|
clipped_dest_regions
|
|
[i].region,
|
|
&n_source_regions,
|
|
x_source - x_dest,
|
|
y_source - y_dest,
|
|
source_repeat_type,
|
|
0, 0);
|
|
is_normal_source_fbo = 0;
|
|
if (n_source_regions == 0) {
|
|
/* Pad the out-of-box region to (0,0,0,0). */
|
|
null_source = 1;
|
|
n_source_regions = 1;
|
|
}
|
|
else
|
|
_glamor_process_transformed_clipped_region
|
|
(source_pixmap, source_pixmap_priv, source_repeat_type,
|
|
clipped_source_regions, &n_source_regions,
|
|
&need_clean_source_fbo);
|
|
}
|
|
DEBUGF("source clipped result %d region: \n", n_source_regions);
|
|
for (j = 0; j < n_source_regions; j++) {
|
|
if (is_normal_source_fbo)
|
|
glamor_set_pixmap_fbo_current(source_pixmap_priv,
|
|
clipped_source_regions[j].block_idx);
|
|
|
|
if (mask_pixmap_priv &&
|
|
glamor_pixmap_priv_is_large(mask_pixmap_priv)) {
|
|
if (is_normal_mask_fbo && is_normal_source_fbo) {
|
|
/* both mask and source are normal fbo box without transform or repeatpad.
|
|
* The region is clipped against source and then we clip it against mask here.*/
|
|
DEBUGF("source region %d idx %d\n", j,
|
|
clipped_source_regions[j].block_idx);
|
|
DEBUGRegionPrint(clipped_source_regions[j].region);
|
|
RegionTranslate(clipped_source_regions[j].region,
|
|
-x_source + x_mask, -y_source + y_mask);
|
|
clipped_mask_regions =
|
|
glamor_compute_clipped_regions(mask_pixmap,
|
|
clipped_source_regions
|
|
[j].region,
|
|
&n_mask_regions,
|
|
mask_repeat_type, 0,
|
|
0);
|
|
is_normal_mask_fbo = 1;
|
|
}
|
|
else if (is_normal_mask_fbo && !is_normal_source_fbo) {
|
|
assert(n_source_regions == 1);
|
|
/* The source fbo is not a normal fbo box, it has transform or repeatpad.
|
|
* the valid clip region should be the clip dest region rather than the
|
|
* clip source region.*/
|
|
RegionTranslate(clipped_dest_regions[i].region,
|
|
-x_dest + x_mask, -y_dest + y_mask);
|
|
clipped_mask_regions =
|
|
glamor_compute_clipped_regions(mask_pixmap,
|
|
clipped_dest_regions
|
|
[i].region,
|
|
&n_mask_regions,
|
|
mask_repeat_type, 0,
|
|
0);
|
|
is_normal_mask_fbo = 1;
|
|
}
|
|
else {
|
|
/* This mask region has transform or repeatpad, we need clip it against the previous
|
|
* valid region rather than the mask region. */
|
|
if (!is_normal_source_fbo)
|
|
clipped_mask_regions =
|
|
glamor_compute_transform_clipped_regions
|
|
(mask_pixmap, mask->transform,
|
|
clipped_dest_regions[i].region,
|
|
&n_mask_regions, x_mask - x_dest,
|
|
y_mask - y_dest, mask_repeat_type, 0, 0);
|
|
else
|
|
clipped_mask_regions =
|
|
glamor_compute_transform_clipped_regions
|
|
(mask_pixmap, mask->transform,
|
|
clipped_source_regions[j].region,
|
|
&n_mask_regions, x_mask - x_source,
|
|
y_mask - y_source, mask_repeat_type, 0, 0);
|
|
is_normal_mask_fbo = 0;
|
|
if (n_mask_regions == 0) {
|
|
/* Pad the out-of-box region to (0,0,0,0). */
|
|
null_mask = 1;
|
|
n_mask_regions = 1;
|
|
}
|
|
else
|
|
_glamor_process_transformed_clipped_region
|
|
(mask_pixmap, mask_pixmap_priv, mask_repeat_type,
|
|
clipped_mask_regions, &n_mask_regions,
|
|
&need_clean_mask_fbo);
|
|
}
|
|
DEBUGF("mask clipped result %d region: \n", n_mask_regions);
|
|
|
|
#define COMPOSITE_REGION(region) do { \
|
|
if (!glamor_composite_clipped_region(op, \
|
|
null_source ? NULL : source, \
|
|
null_mask ? NULL : mask, dest, \
|
|
null_source ? NULL : source_pixmap, \
|
|
null_mask ? NULL : mask_pixmap, \
|
|
dest_pixmap, region, \
|
|
x_source, y_source, x_mask, y_mask, \
|
|
x_dest, y_dest)) { \
|
|
assert(0); \
|
|
} \
|
|
} while(0)
|
|
|
|
for (k = 0; k < n_mask_regions; k++) {
|
|
DEBUGF("mask region %d idx %d\n", k,
|
|
clipped_mask_regions[k].block_idx);
|
|
DEBUGRegionPrint(clipped_mask_regions[k].region);
|
|
if (is_normal_mask_fbo) {
|
|
glamor_set_pixmap_fbo_current(mask_pixmap_priv,
|
|
clipped_mask_regions[k].
|
|
block_idx);
|
|
DEBUGF("mask fbo off %d %d \n",
|
|
__glamor_large(mask_pixmap_priv)->box.x1,
|
|
__glamor_large(mask_pixmap_priv)->box.y1);
|
|
DEBUGF("start composite mask hasn't transform.\n");
|
|
RegionTranslate(clipped_mask_regions[k].region,
|
|
x_dest - x_mask +
|
|
dest->pDrawable->x,
|
|
y_dest - y_mask +
|
|
dest->pDrawable->y);
|
|
COMPOSITE_REGION(clipped_mask_regions[k].region);
|
|
}
|
|
else if (!is_normal_mask_fbo && !is_normal_source_fbo) {
|
|
DEBUGF
|
|
("start composite both mask and source have transform.\n");
|
|
RegionTranslate(clipped_dest_regions[i].region,
|
|
dest->pDrawable->x,
|
|
dest->pDrawable->y);
|
|
COMPOSITE_REGION(clipped_dest_regions[i].region);
|
|
}
|
|
else {
|
|
DEBUGF
|
|
("start composite only mask has transform.\n");
|
|
RegionTranslate(clipped_source_regions[j].region,
|
|
x_dest - x_source +
|
|
dest->pDrawable->x,
|
|
y_dest - y_source +
|
|
dest->pDrawable->y);
|
|
COMPOSITE_REGION(clipped_source_regions[j].region);
|
|
}
|
|
RegionDestroy(clipped_mask_regions[k].region);
|
|
}
|
|
free(clipped_mask_regions);
|
|
if (null_mask)
|
|
null_mask = 0;
|
|
if (need_clean_mask_fbo) {
|
|
assert(is_normal_mask_fbo == 0);
|
|
glamor_destroy_fbo(glamor_priv, mask_pixmap_priv->fbo);
|
|
mask_pixmap_priv->fbo = NULL;
|
|
need_clean_mask_fbo = 0;
|
|
}
|
|
}
|
|
else {
|
|
if (is_normal_source_fbo) {
|
|
RegionTranslate(clipped_source_regions[j].region,
|
|
-x_source + x_dest + dest->pDrawable->x,
|
|
-y_source + y_dest +
|
|
dest->pDrawable->y);
|
|
COMPOSITE_REGION(clipped_source_regions[j].region);
|
|
}
|
|
else {
|
|
/* Source has transform or repeatPad. dest regions is the right
|
|
* region to do the composite. */
|
|
RegionTranslate(clipped_dest_regions[i].region,
|
|
dest->pDrawable->x, dest->pDrawable->y);
|
|
COMPOSITE_REGION(clipped_dest_regions[i].region);
|
|
}
|
|
}
|
|
if (clipped_source_regions && clipped_source_regions[j].region)
|
|
RegionDestroy(clipped_source_regions[j].region);
|
|
}
|
|
free(clipped_source_regions);
|
|
if (null_source)
|
|
null_source = 0;
|
|
if (need_clean_source_fbo) {
|
|
assert(is_normal_source_fbo == 0);
|
|
glamor_destroy_fbo(glamor_priv, source_pixmap_priv->fbo);
|
|
source_pixmap_priv->fbo = NULL;
|
|
need_clean_source_fbo = 0;
|
|
}
|
|
}
|
|
else {
|
|
if (mask_pixmap_priv &&
|
|
glamor_pixmap_priv_is_large(mask_pixmap_priv)) {
|
|
if (!mask->transform && mask_repeat_type != RepeatPad) {
|
|
RegionTranslate(clipped_dest_regions[i].region,
|
|
x_mask - x_dest, y_mask - y_dest);
|
|
clipped_mask_regions =
|
|
glamor_compute_clipped_regions(mask_pixmap,
|
|
clipped_dest_regions[i].
|
|
region, &n_mask_regions,
|
|
mask_repeat_type, 0, 0);
|
|
is_normal_mask_fbo = 1;
|
|
}
|
|
else {
|
|
clipped_mask_regions =
|
|
glamor_compute_transform_clipped_regions
|
|
(mask_pixmap, mask->transform,
|
|
clipped_dest_regions[i].region, &n_mask_regions,
|
|
x_mask - x_dest, y_mask - y_dest, mask_repeat_type, 0,
|
|
0);
|
|
is_normal_mask_fbo = 0;
|
|
if (n_mask_regions == 0) {
|
|
/* Pad the out-of-box region to (0,0,0,0). */
|
|
null_mask = 1;
|
|
n_mask_regions = 1;
|
|
}
|
|
else
|
|
_glamor_process_transformed_clipped_region
|
|
(mask_pixmap, mask_pixmap_priv, mask_repeat_type,
|
|
clipped_mask_regions, &n_mask_regions,
|
|
&need_clean_mask_fbo);
|
|
}
|
|
|
|
for (k = 0; k < n_mask_regions; k++) {
|
|
DEBUGF("mask region %d idx %d\n", k,
|
|
clipped_mask_regions[k].block_idx);
|
|
DEBUGRegionPrint(clipped_mask_regions[k].region);
|
|
if (is_normal_mask_fbo) {
|
|
glamor_set_pixmap_fbo_current(mask_pixmap_priv,
|
|
clipped_mask_regions[k].
|
|
block_idx);
|
|
RegionTranslate(clipped_mask_regions[k].region,
|
|
x_dest - x_mask + dest->pDrawable->x,
|
|
y_dest - y_mask + dest->pDrawable->y);
|
|
COMPOSITE_REGION(clipped_mask_regions[k].region);
|
|
}
|
|
else {
|
|
RegionTranslate(clipped_dest_regions[i].region,
|
|
dest->pDrawable->x, dest->pDrawable->y);
|
|
COMPOSITE_REGION(clipped_dest_regions[i].region);
|
|
}
|
|
RegionDestroy(clipped_mask_regions[k].region);
|
|
}
|
|
free(clipped_mask_regions);
|
|
if (null_mask)
|
|
null_mask = 0;
|
|
if (need_clean_mask_fbo) {
|
|
glamor_destroy_fbo(glamor_priv, mask_pixmap_priv->fbo);
|
|
mask_pixmap_priv->fbo = NULL;
|
|
need_clean_mask_fbo = 0;
|
|
}
|
|
}
|
|
else {
|
|
RegionTranslate(clipped_dest_regions[i].region,
|
|
dest->pDrawable->x, dest->pDrawable->y);
|
|
COMPOSITE_REGION(clipped_dest_regions[i].region);
|
|
}
|
|
}
|
|
RegionDestroy(clipped_dest_regions[i].region);
|
|
}
|
|
free(clipped_dest_regions);
|
|
free(need_free_source_pixmap_priv);
|
|
free(need_free_mask_pixmap_priv);
|
|
ok = TRUE;
|
|
return ok;
|
|
}
|