1419 lines
59 KiB
C
1419 lines
59 KiB
C
#include <stdlib.h>
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#include "glamor_priv.h"
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/**
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* Clip the boxes regards to each pixmap's block array.
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*
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* Should translate the region to relative coords to the pixmap,
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* start at (0,0).
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*/
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#if 0
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//#define DEBUGF(str, ...) do {} while(0)
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#define DEBUGF(str, ...) ErrorF(str, ##__VA_ARGS__)
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//#define DEBUGRegionPrint(x) do {} while (0)
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#define DEBUGRegionPrint RegionPrint
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#endif
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static glamor_pixmap_clipped_regions *
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__glamor_compute_clipped_regions(int block_w,
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int block_h,
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int block_stride,
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int x, int y,
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int w, int h,
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RegionPtr region,
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int *n_region, int reverse, int upsidedown)
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{
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glamor_pixmap_clipped_regions *clipped_regions;
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BoxPtr extent;
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int start_x, start_y, end_x, end_y;
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int start_block_x, start_block_y;
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int end_block_x, end_block_y;
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int loop_start_block_x, loop_start_block_y;
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int loop_end_block_x, loop_end_block_y;
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int loop_block_stride;
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int i, j, delta_i, delta_j;
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RegionRec temp_region;
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RegionPtr current_region;
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int block_idx;
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int k = 0;
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int temp_block_idx;
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extent = RegionExtents(region);
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start_x = MAX(x, extent->x1);
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start_y = MAX(y, extent->y1);
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end_x = MIN(x + w, extent->x2);
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end_y = MIN(y + h, extent->y2);
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DEBUGF("start compute clipped regions:\n");
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DEBUGF("block w %d h %d x %d y %d w %d h %d, block_stride %d \n",
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block_w, block_h, x, y, w, h, block_stride);
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DEBUGRegionPrint(region);
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DEBUGF("start_x %d start_y %d end_x %d end_y %d \n", start_x, start_y,
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end_x, end_y);
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if (start_x >= end_x || start_y >= end_y) {
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*n_region = 0;
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return NULL;
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}
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start_block_x = (start_x - x) / block_w;
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start_block_y = (start_y - y) / block_h;
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end_block_x = (end_x - x) / block_w;
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end_block_y = (end_y - y) / block_h;
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clipped_regions = calloc((end_block_x - start_block_x + 1)
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* (end_block_y - start_block_y + 1),
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sizeof(*clipped_regions));
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DEBUGF("startx %d starty %d endx %d endy %d \n",
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start_x, start_y, end_x, end_y);
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DEBUGF("start_block_x %d end_block_x %d \n", start_block_x, end_block_x);
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DEBUGF("start_block_y %d end_block_y %d \n", start_block_y, end_block_y);
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if (!reverse) {
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loop_start_block_x = start_block_x;
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loop_end_block_x = end_block_x + 1;
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delta_i = 1;
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}
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else {
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loop_start_block_x = end_block_x;
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loop_end_block_x = start_block_x - 1;
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delta_i = -1;
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}
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if (!upsidedown) {
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loop_start_block_y = start_block_y;
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loop_end_block_y = end_block_y + 1;
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delta_j = 1;
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}
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else {
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loop_start_block_y = end_block_y;
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loop_end_block_y = start_block_y - 1;
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delta_j = -1;
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}
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loop_block_stride = delta_j * block_stride;
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block_idx = (loop_start_block_y - delta_j) * block_stride;
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for (j = loop_start_block_y; j != loop_end_block_y; j += delta_j) {
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block_idx += loop_block_stride;
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temp_block_idx = block_idx + loop_start_block_x;
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for (i = loop_start_block_x;
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i != loop_end_block_x; i += delta_i, temp_block_idx += delta_i) {
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BoxRec temp_box;
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temp_box.x1 = x + i * block_w;
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temp_box.y1 = y + j * block_h;
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temp_box.x2 = MIN(temp_box.x1 + block_w, end_x);
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temp_box.y2 = MIN(temp_box.y1 + block_h, end_y);
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RegionInitBoxes(&temp_region, &temp_box, 1);
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DEBUGF("block idx %d \n", temp_block_idx);
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DEBUGRegionPrint(&temp_region);
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current_region = RegionCreate(NULL, 4);
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RegionIntersect(current_region, &temp_region, region);
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DEBUGF("i %d j %d region: \n", i, j);
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DEBUGRegionPrint(current_region);
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if (RegionNumRects(current_region)) {
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clipped_regions[k].region = current_region;
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clipped_regions[k].block_idx = temp_block_idx;
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k++;
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}
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else
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RegionDestroy(current_region);
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RegionUninit(&temp_region);
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}
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}
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*n_region = k;
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return clipped_regions;
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}
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/**
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* Do a two round clipping,
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* first is to clip the region regard to current pixmap's
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* block array. Then for each clipped region, do a inner
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* block clipping. This is to make sure the final result
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* will be shapped by inner_block_w and inner_block_h, and
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* the final region also will not cross the pixmap's block
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* boundary.
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*
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* This is mainly used by transformation support when do
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* compositing.
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*/
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glamor_pixmap_clipped_regions *
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glamor_compute_clipped_regions_ext(glamor_pixmap_private *pixmap_priv,
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RegionPtr region,
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int *n_region,
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int inner_block_w, int inner_block_h,
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int reverse, int upsidedown)
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{
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glamor_pixmap_clipped_regions *clipped_regions, *inner_regions,
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*result_regions;
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int i, j, x, y, k, inner_n_regions;
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int width, height;
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glamor_pixmap_private_large_t *priv;
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priv = &pixmap_priv->large;
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DEBUGF("ext called \n");
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if (pixmap_priv->type != GLAMOR_TEXTURE_LARGE) {
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clipped_regions = calloc(1, sizeof(*clipped_regions));
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if (clipped_regions == NULL) {
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*n_region = 0;
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return NULL;
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}
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clipped_regions[0].region = RegionCreate(NULL, 1);
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clipped_regions[0].block_idx = 0;
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RegionCopy(clipped_regions[0].region, region);
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*n_region = 1;
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priv->block_w = priv->base.pixmap->drawable.width;
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priv->block_h = priv->base.pixmap->drawable.height;
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priv->box_array = &priv->box;
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priv->box.x1 = priv->box.y1 = 0;
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priv->box.x2 = priv->block_w;
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priv->box.y2 = priv->block_h;
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}
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else {
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clipped_regions = __glamor_compute_clipped_regions(priv->block_w,
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priv->block_h,
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priv->block_wcnt,
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0, 0,
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priv->base.pixmap->
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drawable.width,
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priv->base.pixmap->
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drawable.height,
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region, n_region,
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reverse, upsidedown);
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if (clipped_regions == NULL) {
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*n_region = 0;
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return NULL;
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}
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}
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if (inner_block_w >= priv->block_w && inner_block_h >= priv->block_h)
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return clipped_regions;
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result_regions = calloc(*n_region
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* ((priv->block_w + inner_block_w - 1) /
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inner_block_w)
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* ((priv->block_h + inner_block_h - 1) /
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inner_block_h), sizeof(*result_regions));
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k = 0;
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for (i = 0; i < *n_region; i++) {
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x = priv->box_array[clipped_regions[i].block_idx].x1;
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y = priv->box_array[clipped_regions[i].block_idx].y1;
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width = priv->box_array[clipped_regions[i].block_idx].x2 - x;
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height = priv->box_array[clipped_regions[i].block_idx].y2 - y;
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inner_regions = __glamor_compute_clipped_regions(inner_block_w,
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inner_block_h,
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0, x, y,
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width,
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height,
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clipped_regions[i].
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region,
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&inner_n_regions,
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reverse, upsidedown);
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for (j = 0; j < inner_n_regions; j++) {
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result_regions[k].region = inner_regions[j].region;
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result_regions[k].block_idx = clipped_regions[i].block_idx;
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k++;
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}
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free(inner_regions);
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}
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*n_region = k;
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free(clipped_regions);
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return result_regions;
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}
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/*
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*
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* For the repeat pad mode, we can simply convert the region and
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* let the out-of-box region can cover the needed edge of the source/mask
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* Then apply a normal clip we can get what we want.
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*/
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static RegionPtr
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_glamor_convert_pad_region(RegionPtr region, int w, int h)
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{
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RegionPtr pad_region;
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int nrect;
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BoxPtr box;
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int overlap;
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nrect = RegionNumRects(region);
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box = RegionRects(region);
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pad_region = RegionCreate(NULL, 4);
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if (pad_region == NULL)
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return NULL;
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while (nrect--) {
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BoxRec pad_box;
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RegionRec temp_region;
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pad_box = *box;
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if (pad_box.x1 < 0 && pad_box.x2 <= 0)
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pad_box.x2 = 1;
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else if (pad_box.x1 >= w && pad_box.x2 > w)
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pad_box.x1 = w - 1;
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if (pad_box.y1 < 0 && pad_box.y2 <= 0)
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pad_box.y2 = 1;
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else if (pad_box.y1 >= h && pad_box.y2 > h)
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pad_box.y1 = h - 1;
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RegionInitBoxes(&temp_region, &pad_box, 1);
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RegionAppend(pad_region, &temp_region);
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RegionUninit(&temp_region);
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box++;
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}
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RegionValidate(pad_region, &overlap);
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return pad_region;
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}
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/*
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* For one type of large pixmap, its one direction is not exceed the
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* size limitation, and in another word, on one direction it has only
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* one block.
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*
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* This case of reflect repeating, we can optimize it and avoid repeat
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* clip on that direction. We can just enlarge the repeat box and can
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* cover all the dest region on that direction. But latter, we need to
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* fixup the clipped result to get a correct coords for the subsequent
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* processing. This function is to do the coords correction.
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*
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* */
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static void
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_glamor_largepixmap_reflect_fixup(short *xy1, short *xy2, int wh)
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{
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int odd1, odd2;
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int c1, c2;
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if (*xy2 - *xy1 > wh) {
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*xy1 = 0;
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*xy2 = wh;
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return;
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}
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modulus(*xy1, wh, c1);
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odd1 = ((*xy1 - c1) / wh) & 0x1;
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modulus(*xy2, wh, c2);
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odd2 = ((*xy2 - c2) / wh) & 0x1;
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if (odd1 && odd2) {
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*xy1 = wh - c2;
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*xy2 = wh - c1;
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}
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else if (odd1 && !odd2) {
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*xy1 = 0;
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*xy2 = MAX(c2, wh - c1);
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}
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else if (!odd1 && odd2) {
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*xy2 = wh;
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*xy1 = MIN(c1, wh - c2);
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}
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else {
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*xy1 = c1;
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*xy2 = c2;
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}
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}
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/**
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* Clip the boxes regards to each pixmap's block array.
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*
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* Should translate the region to relative coords to the pixmap,
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* start at (0,0).
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*
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* @is_transform: if it is set, it has a transform matrix.
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*
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*/
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static glamor_pixmap_clipped_regions *
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_glamor_compute_clipped_regions(glamor_pixmap_private *pixmap_priv,
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RegionPtr region, int *n_region,
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int repeat_type, int is_transform,
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int reverse, int upsidedown)
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{
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glamor_pixmap_clipped_regions *clipped_regions;
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BoxPtr extent;
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int i, j;
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RegionPtr current_region;
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int pixmap_width, pixmap_height;
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int m;
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BoxRec repeat_box;
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RegionRec repeat_region;
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int right_shift = 0;
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int down_shift = 0;
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int x_center_shift = 0, y_center_shift = 0;
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glamor_pixmap_private_large_t *priv;
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priv = &pixmap_priv->large;
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DEBUGRegionPrint(region);
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if (pixmap_priv->type != GLAMOR_TEXTURE_LARGE) {
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clipped_regions = calloc(1, sizeof(*clipped_regions));
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clipped_regions[0].region = RegionCreate(NULL, 1);
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clipped_regions[0].block_idx = 0;
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RegionCopy(clipped_regions[0].region, region);
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*n_region = 1;
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return clipped_regions;
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}
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pixmap_width = priv->base.pixmap->drawable.width;
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pixmap_height = priv->base.pixmap->drawable.height;
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if (repeat_type == 0 || repeat_type == RepeatPad) {
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RegionPtr saved_region = NULL;
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if (repeat_type == RepeatPad) {
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saved_region = region;
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region =
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_glamor_convert_pad_region(saved_region, pixmap_width,
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pixmap_height);
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if (region == NULL) {
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*n_region = 0;
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return NULL;
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}
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}
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clipped_regions = __glamor_compute_clipped_regions(priv->block_w,
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priv->block_h,
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priv->block_wcnt,
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0, 0,
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priv->base.pixmap->
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drawable.width,
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priv->base.pixmap->
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drawable.height,
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region, n_region,
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reverse, upsidedown);
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if (saved_region)
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RegionDestroy(region);
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return clipped_regions;
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}
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extent = RegionExtents(region);
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x_center_shift = extent->x1 / pixmap_width;
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if (x_center_shift < 0)
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x_center_shift--;
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if (abs(x_center_shift) & 1)
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x_center_shift++;
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y_center_shift = extent->y1 / pixmap_height;
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if (y_center_shift < 0)
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y_center_shift--;
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if (abs(y_center_shift) & 1)
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y_center_shift++;
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if (extent->x1 < 0)
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right_shift = ((-extent->x1 + pixmap_width - 1) / pixmap_width);
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if (extent->y1 < 0)
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down_shift = ((-extent->y1 + pixmap_height - 1) / pixmap_height);
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if (right_shift != 0 || down_shift != 0) {
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if (repeat_type == RepeatReflect) {
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right_shift = (right_shift + 1) & ~1;
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down_shift = (down_shift + 1) & ~1;
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}
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RegionTranslate(region, right_shift * pixmap_width,
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down_shift * pixmap_height);
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}
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extent = RegionExtents(region);
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/* Tile a large pixmap to another large pixmap.
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* We can't use the target large pixmap as the
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* loop variable, instead we need to loop for all
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* the blocks in the tile pixmap.
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*
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* simulate repeat each single block to cover the
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* target's blocks. Two special case:
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* a block_wcnt == 1 or block_hcnt ==1, then we
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* only need to loop one direction as the other
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* direction is fully included in the first block.
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*
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* For the other cases, just need to start
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* from a proper shiftx/shifty, and then increase
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* y by tile_height each time to walk trhough the
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* target block and then walk trhough the target
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* at x direction by increate tile_width each time.
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*
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* This way, we can consolidate all the sub blocks
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* of the target boxes into one tile source's block.
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*
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* */
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m = 0;
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clipped_regions = calloc(priv->block_wcnt * priv->block_hcnt,
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sizeof(*clipped_regions));
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if (clipped_regions == NULL) {
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*n_region = 0;
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return NULL;
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}
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if (right_shift != 0 || down_shift != 0) {
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DEBUGF("region to be repeated shifted \n");
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DEBUGRegionPrint(region);
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}
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DEBUGF("repeat pixmap width %d height %d \n", pixmap_width, pixmap_height);
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DEBUGF("extent x1 %d y1 %d x2 %d y2 %d \n", extent->x1, extent->y1,
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extent->x2, extent->y2);
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for (j = 0; j < priv->block_hcnt; j++) {
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for (i = 0; i < priv->block_wcnt; i++) {
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int dx = pixmap_width;
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int dy = pixmap_height;
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int idx;
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int shift_x;
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int shift_y;
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int saved_y1, saved_y2;
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int x_idx = 0, y_idx = 0, saved_y_idx = 0;
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RegionRec temp_region;
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BoxRec reflect_repeat_box;
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BoxPtr valid_repeat_box;
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shift_x = (extent->x1 / pixmap_width) * pixmap_width;
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shift_y = (extent->y1 / pixmap_height) * pixmap_height;
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idx = j * priv->block_wcnt + i;
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if (repeat_type == RepeatReflect) {
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x_idx = (extent->x1 / pixmap_width);
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y_idx = (extent->y1 / pixmap_height);
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}
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/* Construct a rect to clip the target region. */
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repeat_box.x1 = shift_x + priv->box_array[idx].x1;
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repeat_box.y1 = shift_y + priv->box_array[idx].y1;
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if (priv->block_wcnt == 1) {
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repeat_box.x2 = extent->x2;
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dx = extent->x2 - repeat_box.x1;
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}
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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(glamor_pixmap_private *priv, RegionPtr region,
|
|
int *n_region, int repeat_type,
|
|
int reverse, int upsidedown)
|
|
{
|
|
return _glamor_compute_clipped_regions(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?
|
|
**/
|
|
glamor_pixmap_clipped_regions *
|
|
glamor_compute_transform_clipped_regions(glamor_pixmap_private *priv,
|
|
struct pixman_transform *transform,
|
|
RegionPtr region, int *n_region,
|
|
int dx, int dy, int repeat_type,
|
|
int reverse, int upsidedown)
|
|
{
|
|
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, priv->base.pixmap->drawable.width);
|
|
temp_box.y2 = MIN(temp_box.y2, priv->base.pixmap->drawable.height);
|
|
}
|
|
/* Now copy back the box32 to a box16 box. */
|
|
short_box.x1 = temp_box.x1;
|
|
short_box.y1 = temp_box.y1;
|
|
short_box.x2 = temp_box.x2;
|
|
short_box.y2 = temp_box.y2;
|
|
RegionInitBoxes(temp_region, &short_box, 1);
|
|
DEBUGF("copy to temp source region \n");
|
|
DEBUGRegionPrint(temp_region);
|
|
ret = _glamor_compute_clipped_regions(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(glamor_pixmap_private *pixmap_priv,
|
|
int repeat_type,
|
|
glamor_pixmap_clipped_regions *clipped_regions,
|
|
int *n_regions, int *need_clean_fbo)
|
|
{
|
|
BoxPtr temp_extent;
|
|
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_large_t *priv;
|
|
|
|
priv = &pixmap_priv->large;
|
|
pixmap_width = priv->base.pixmap->drawable.width;
|
|
pixmap_height = priv->base.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_extent = RegionExtents(temp_region);
|
|
|
|
temp_box = *temp_extent;
|
|
|
|
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(priv->base.pixmap->drawable.pScreen,
|
|
temp_box.x2 - temp_box.x1,
|
|
temp_box.y2 - temp_box.y1,
|
|
priv->base.pixmap->drawable.depth,
|
|
GLAMOR_CREATE_PIXMAP_FIXUP);
|
|
if (temp_pixmap == NULL) {
|
|
assert(0);
|
|
return;
|
|
}
|
|
|
|
temp_priv = glamor_get_pixmap_private(temp_pixmap);
|
|
assert(temp_priv->type != GLAMOR_TEXTURE_LARGE);
|
|
|
|
priv->box = temp_box;
|
|
if (temp_extent->x1 >= 0 && temp_extent->x2 <= pixmap_width
|
|
&& temp_extent->y1 >= 0 && temp_extent->y2 <= pixmap_height) {
|
|
int dx, dy;
|
|
|
|
copy_box.x1 = 0;
|
|
copy_box.y1 = 0;
|
|
copy_box.x2 = temp_extent->x2 - temp_extent->x1;
|
|
copy_box.y2 = temp_extent->y2 - temp_extent->y1;
|
|
dx = temp_extent->x1;
|
|
dy = temp_extent->y1;
|
|
glamor_copy(&priv->base.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(&priv->base.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->base.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.
|
|
*
|
|
**/
|
|
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) \
|
|
p.v[0] = x; \
|
|
p.v[1] = y; \
|
|
p.v[2] = 1.0;
|
|
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(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(priv, repeat_type,
|
|
clipped_regions, n_regions,
|
|
need_clean_fbo);
|
|
}
|
|
else {
|
|
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, priv->base.pixmap->drawable.width, rem);
|
|
shift_x = (temp_box->x1 - rem) / priv->base.pixmap->drawable.width;
|
|
modulus(temp_box->y1, priv->base.pixmap->drawable.height, rem);
|
|
shift_y = (temp_box->y1 - rem) / priv->base.pixmap->drawable.height;
|
|
|
|
if (shift_x != 0) {
|
|
priv->large.box.x1 +=
|
|
shift_x * priv->base.pixmap->drawable.width;
|
|
priv->large.box.x2 +=
|
|
shift_x * priv->base.pixmap->drawable.width;
|
|
}
|
|
if (shift_y != 0) {
|
|
priv->large.box.y1 +=
|
|
shift_y * priv->base.pixmap->drawable.height;
|
|
priv->large.box.y2 +=
|
|
shift_y * priv->base.pixmap->drawable.height;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
Bool
|
|
glamor_composite_largepixmap_region(CARD8 op,
|
|
PicturePtr source,
|
|
PicturePtr mask,
|
|
PicturePtr dest,
|
|
glamor_pixmap_private *source_pixmap_priv,
|
|
glamor_pixmap_private *mask_pixmap_priv,
|
|
glamor_pixmap_private *dest_pixmap_priv,
|
|
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)
|
|
{
|
|
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 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->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;
|
|
|
|
fixed_block_width = dest_pixmap_priv->large.block_w;
|
|
fixed_block_height = dest_pixmap_priv->large.block_h;
|
|
/* 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
|
|
&& source_pixmap_priv->type == GLAMOR_TEXTURE_LARGE) {
|
|
int source_transformed_block_width, source_transformed_block_height;
|
|
|
|
if (!glamor_get_transform_block_size(source->transform,
|
|
source_pixmap_priv->large.block_w,
|
|
source_pixmap_priv->large.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 && mask_pixmap_priv->type == GLAMOR_TEXTURE_LARGE) {
|
|
int mask_transformed_block_width, mask_transformed_block_height;
|
|
|
|
if (!glamor_get_transform_block_size(mask->transform,
|
|
mask_pixmap_priv->large.block_w,
|
|
mask_pixmap_priv->large.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_pixmap_priv->large.block_w
|
|
|| fixed_block_height < dest_pixmap_priv->large.block_h)
|
|
clipped_dest_regions =
|
|
glamor_compute_clipped_regions_ext(dest_pixmap_priv, region,
|
|
&n_dest_regions,
|
|
fixed_block_width,
|
|
fixed_block_height, 0, 0);
|
|
else
|
|
clipped_dest_regions = glamor_compute_clipped_regions(dest_pixmap_priv,
|
|
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)
|
|
&& source_pixmap_priv->type == GLAMOR_TEXTURE_LARGE) {
|
|
/* 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);
|
|
SET_PIXMAP_FBO_CURRENT(dest_pixmap_priv,
|
|
clipped_dest_regions[i].block_idx);
|
|
if (source_pixmap_priv &&
|
|
source_pixmap_priv->type == GLAMOR_TEXTURE_LARGE) {
|
|
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_priv,
|
|
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_priv,
|
|
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_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)
|
|
SET_PIXMAP_FBO_CURRENT(source_pixmap_priv,
|
|
clipped_source_regions[j].block_idx);
|
|
|
|
if (mask_pixmap_priv &&
|
|
mask_pixmap_priv->type == GLAMOR_TEXTURE_LARGE) {
|
|
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_priv,
|
|
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_priv,
|
|
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 agains the previous
|
|
* valid region rather than the mask region. */
|
|
if (!is_normal_source_fbo)
|
|
clipped_mask_regions =
|
|
glamor_compute_transform_clipped_regions
|
|
(mask_pixmap_priv, 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_priv, 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_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_priv, \
|
|
null_mask ? NULL : mask_pixmap_priv, \
|
|
dest_pixmap_priv, 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) {
|
|
SET_PIXMAP_FBO_CURRENT(mask_pixmap_priv,
|
|
clipped_mask_regions[k].
|
|
block_idx);
|
|
DEBUGF("mask fbo off %d %d \n",
|
|
mask_pixmap_priv->large.box.x1,
|
|
mask_pixmap_priv->large.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(mask_pixmap_priv->base.fbo);
|
|
mask_pixmap_priv->base.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(source_pixmap_priv->base.fbo);
|
|
source_pixmap_priv->base.fbo = NULL;
|
|
need_clean_source_fbo = 0;
|
|
}
|
|
}
|
|
else {
|
|
if (mask_pixmap_priv &&
|
|
mask_pixmap_priv->type == GLAMOR_TEXTURE_LARGE) {
|
|
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_priv,
|
|
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_priv, 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_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) {
|
|
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(mask_pixmap_priv->base.fbo);
|
|
mask_pixmap_priv->base.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;
|
|
}
|