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gl-renderer: Move functions to ease next commit review 

Signed-off-by: Loïc Molinari <loic.molinari@collabora.com>
This commit is contained in:
Loïc Molinari 2024-02-21 01:48:54 +01:00 committed by Marius Vlad
parent 90664b0f3b
commit 2d71347397
1 changed files with 75 additions and 68 deletions
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143
libweston/renderer-gl/gl-renderer.c
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@ -471,76 +471,12 @@ timeline_submit_render_sync(struct gl_renderer *gr,
wl_list_insert(&go->timeline_render_point_list, &trp->link);
}
static int
compress_bands(pixman_box32_t *inrects, int nrects, pixman_box32_t **outrects);
static void
global_to_surface(pixman_box32_t *rect, struct weston_view *ev,
struct clipper_vertex polygon[4], bool *axis_aligned)
{
struct weston_coord_global rect_g[4] = {
{ .c = weston_coord(rect->x1, rect->y1) },
{ .c = weston_coord(rect->x2, rect->y1) },
{ .c = weston_coord(rect->x2, rect->y2) },
{ .c = weston_coord(rect->x1, rect->y2) },
};
struct weston_coord rect_s;
int i;
for (i = 0; i < 4; i++) {
rect_s = weston_coord_global_to_surface(ev, rect_g[i]).c;
polygon[i].x = (float)rect_s.x;
polygon[i].y = (float)rect_s.y;
}
*axis_aligned = !ev->transform.enabled ||
(ev->transform.matrix.type < WESTON_MATRIX_TRANSFORM_ROTATE);
}
static bool
merge_down(pixman_box32_t *a, pixman_box32_t *b, pixman_box32_t *merge)
{
if (a->x1 == b->x1 && a->x2 == b->x2 && a->y1 == b->y2) {
merge->x1 = a->x1;
merge->x2 = a->x2;
merge->y1 = b->y1;
merge->y2 = a->y2;
return true;
}
return false;
}
static int
compress_bands(pixman_box32_t *inrects, int nrects, pixman_box32_t **outrects)
{
bool merged = false;
pixman_box32_t *out, merge_rect;
int i, j, nout;
if (!nrects) {
*outrects = NULL;
return 0;
}
/* nrects is an upper bound - we're not too worried about
* allocating a little extra
*/
out = malloc(sizeof(pixman_box32_t) * nrects);
out[0] = inrects[0];
nout = 1;
for (i = 1; i < nrects; i++) {
for (j = 0; j < nout; j++) {
merged = merge_down(&inrects[i], &out[j], &merge_rect);
if (merged) {
out[j] = merge_rect;
break;
}
}
if (!merged) {
out[nout] = inrects[i];
nout++;
}
}
*outrects = out;
return nout;
}
struct clipper_vertex polygon[4], bool *axis_aligned);
static int
texture_region(struct weston_paint_node *pnode,
@ -1262,6 +1198,77 @@ gl_shader_config_init_for_paint_node(struct gl_shader_config *sconf,
return true;
}
static bool
merge_down(pixman_box32_t *a, pixman_box32_t *b, pixman_box32_t *merge)
{
if (a->x1 == b->x1 && a->x2 == b->x2 && a->y1 == b->y2) {
merge->x1 = a->x1;
merge->x2 = a->x2;
merge->y1 = b->y1;
merge->y2 = a->y2;
return true;
}
return false;
}
static int
compress_bands(pixman_box32_t *inrects, int nrects, pixman_box32_t **outrects)
{
bool merged = false;
pixman_box32_t *out, merge_rect;
int i, j, nout;
if (!nrects) {
*outrects = NULL;
return 0;
}
/* nrects is an upper bound - we're not too worried about
* allocating a little extra
*/
out = malloc(sizeof(pixman_box32_t) * nrects);
out[0] = inrects[0];
nout = 1;
for (i = 1; i < nrects; i++) {
for (j = 0; j < nout; j++) {
merged = merge_down(&inrects[i], &out[j], &merge_rect);
if (merged) {
out[j] = merge_rect;
break;
}
}
if (!merged) {
out[nout] = inrects[i];
nout++;
}
}
*outrects = out;
return nout;
}
static void
global_to_surface(pixman_box32_t *rect, struct weston_view *ev,
struct clipper_vertex polygon[4], bool *axis_aligned)
{
struct weston_coord_global rect_g[4] = {
{ .c = weston_coord(rect->x1, rect->y1) },
{ .c = weston_coord(rect->x2, rect->y1) },
{ .c = weston_coord(rect->x2, rect->y2) },
{ .c = weston_coord(rect->x1, rect->y2) },
};
struct weston_coord rect_s;
int i;
for (i = 0; i < 4; i++) {
rect_s = weston_coord_global_to_surface(ev, rect_g[i]).c;
polygon[i].x = (float)rect_s.x;
polygon[i].y = (float)rect_s.y;
}
*axis_aligned = !ev->transform.enabled ||
(ev->transform.matrix.type < WESTON_MATRIX_TRANSFORM_ROTATE);
}
static void
draw_paint_node(struct weston_paint_node *pnode,
pixman_region32_t *damage /* in global coordinates */)