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Add support for viewporter

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Depends on [1].

[1]: https://github.com/swaywm/wlroots/pull/2092
This commit is contained in:
Simon Ser 2020-04-27 16:41:54 +02:00 • committed by Drew DeVault
parent 8fa74add82
commit e19bd1e474
4 changed files with 24 additions and 11 deletions
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31
sway/desktop/render.c
View file

@ -98,7 +98,8 @@ static void set_scale_filter(struct wlr_output *wlr_output,
static void render_texture(struct wlr_output *wlr_output,
pixman_region32_t *output_damage, struct wlr_texture *texture,
const struct wlr_box *box, const float matrix[static 9], float alpha) {
const struct wlr_fbox *src_box, const struct wlr_box *dst_box,
const float matrix[static 9], float alpha) {
struct wlr_renderer *renderer =
wlr_backend_get_renderer(wlr_output->backend);
struct sway_output *output = wlr_output->data;
@ -108,8 +109,8 @@ static void render_texture(struct wlr_output *wlr_output,
pixman_region32_t damage;
pixman_region32_init(&damage);
pixman_region32_union_rect(&damage, &damage, box->x, box->y,
box->width, box->height);
pixman_region32_union_rect(&damage, &damage, dst_box->x, dst_box->y,
dst_box->width, dst_box->height);
pixman_region32_intersect(&damage, &damage, output_damage);
bool damaged = pixman_region32_not_empty(&damage);
if (!damaged) {
@ -121,7 +122,11 @@ static void render_texture(struct wlr_output *wlr_output,
for (int i = 0; i < nrects; ++i) {
scissor_output(wlr_output, &rects[i]);
set_scale_filter(wlr_output, texture, output->scale_filter);
wlr_render_texture_with_matrix(renderer, texture, matrix, alpha);
if (src_box != NULL) {
wlr_render_subtexture_with_matrix(renderer, texture, src_box, matrix, alpha);
} else {
wlr_render_texture_with_matrix(renderer, texture, matrix, alpha);
}
}
damage_finish:
@ -141,16 +146,20 @@ static void render_surface_iterator(struct sway_output *output, struct sway_view
return;
}
struct wlr_box box = *_box;
scale_box(&box, wlr_output->scale);
struct wlr_fbox src_box;
wlr_surface_get_buffer_source_box(surface, &src_box);
struct wlr_box dst_box = *_box;
scale_box(&dst_box, wlr_output->scale);
float matrix[9];
enum wl_output_transform transform =
wlr_output_transform_invert(surface->current.transform);
wlr_matrix_project_box(matrix, &box, transform, rotation,
wlr_matrix_project_box(matrix, &dst_box, transform, rotation,
wlr_output->transform_matrix);
render_texture(wlr_output, output_damage, texture, &box, matrix, alpha);
render_texture(wlr_output, output_damage, texture,
&src_box, &dst_box, matrix, alpha);
wlr_presentation_surface_sampled_on_output(server.presentation, surface,
wlr_output);
@ -317,7 +326,7 @@ static void render_saved_view(struct sway_view *view,
wlr_output->transform_matrix);
render_texture(wlr_output, damage, saved_buf->buffer->texture,
&box, matrix, alpha);
&saved_buf->source_box, &box, matrix, alpha);
}
// FIXME: we should set the surface that this saved buffer originates from
@ -497,7 +506,7 @@ static void render_titlebar(struct sway_output *output,
texture_box.width = ob_inner_width;
}
render_texture(output->wlr_output, output_damage, marks_texture,
&texture_box, matrix, con->alpha);
NULL, &texture_box, matrix, con->alpha);
// Padding above
memcpy(&color, colors->background, sizeof(float) * 4);
@ -565,7 +574,7 @@ static void render_titlebar(struct sway_output *output,
}
render_texture(output->wlr_output, output_damage, title_texture,
&texture_box, matrix, con->alpha);
NULL, &texture_box, matrix, con->alpha);
// Padding above
memcpy(&color, colors->background, sizeof(float) * 4);