mirror of
https://github.com/swaywm/sway.git
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1207 lines
38 KiB
C
1207 lines
38 KiB
C
#define _POSIX_C_SOURCE 200809L
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#include <assert.h>
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#include <GLES2/gl2.h>
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#include <stdlib.h>
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#include <strings.h>
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#include <time.h>
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#include <wayland-server-core.h>
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#include <wlr/render/gles2.h>
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#include <wlr/render/wlr_renderer.h>
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#include <wlr/types/wlr_buffer.h>
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#include <wlr/types/wlr_damage_ring.h>
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#include <wlr/types/wlr_matrix.h>
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#include <wlr/types/wlr_output_layout.h>
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#include <wlr/types/wlr_output.h>
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#include <wlr/types/wlr_compositor.h>
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#include <wlr/util/region.h>
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#include "log.h"
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#include "config.h"
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#include "sway/config.h"
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#include "sway/input/input-manager.h"
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#include "sway/input/seat.h"
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#include "sway/layers.h"
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#include "sway/output.h"
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#include "sway/server.h"
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#include "sway/tree/arrange.h"
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#include "sway/tree/container.h"
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#include "sway/tree/root.h"
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#include "sway/tree/view.h"
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#include "sway/tree/workspace.h"
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struct render_data {
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pixman_region32_t *damage;
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float alpha;
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struct wlr_box *clip_box;
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};
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/**
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* Apply scale to a width or height.
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*
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* One does not simply multiply the width by the scale. We allow fractional
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* scaling, which means the resulting scaled width might be a decimal.
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* So we round it.
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*
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* But even this can produce undesirable results depending on the X or Y offset
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* of the box. For example, with a scale of 1.5, a box with width=1 should not
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* scale to 2px if its X coordinate is 1, because the X coordinate would have
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* scaled to 2px.
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*/
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static int scale_length(int length, int offset, float scale) {
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return round((offset + length) * scale) - round(offset * scale);
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}
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static void scissor_output(struct wlr_output *wlr_output,
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pixman_box32_t *rect) {
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struct wlr_renderer *renderer = wlr_output->renderer;
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assert(renderer);
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struct wlr_box box = {
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.x = rect->x1,
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.y = rect->y1,
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.width = rect->x2 - rect->x1,
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.height = rect->y2 - rect->y1,
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};
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int ow, oh;
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wlr_output_transformed_resolution(wlr_output, &ow, &oh);
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enum wl_output_transform transform =
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wlr_output_transform_invert(wlr_output->transform);
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wlr_box_transform(&box, &box, transform, ow, oh);
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wlr_renderer_scissor(renderer, &box);
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}
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static void set_scale_filter(struct wlr_output *wlr_output,
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struct wlr_texture *texture, enum scale_filter_mode scale_filter) {
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if (!wlr_texture_is_gles2(texture)) {
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return;
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}
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struct wlr_gles2_texture_attribs attribs;
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wlr_gles2_texture_get_attribs(texture, &attribs);
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glBindTexture(attribs.target, attribs.tex);
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switch (scale_filter) {
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case SCALE_FILTER_LINEAR:
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glTexParameteri(attribs.target, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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break;
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case SCALE_FILTER_NEAREST:
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glTexParameteri(attribs.target, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
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break;
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case SCALE_FILTER_DEFAULT:
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case SCALE_FILTER_SMART:
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assert(false); // unreachable
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}
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}
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static void render_texture(struct wlr_output *wlr_output,
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pixman_region32_t *output_damage, struct wlr_texture *texture,
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const struct wlr_fbox *src_box, const struct wlr_box *dst_box,
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const float matrix[static 9], float alpha) {
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struct wlr_renderer *renderer = wlr_output->renderer;
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struct sway_output *output = wlr_output->data;
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pixman_region32_t damage;
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pixman_region32_init(&damage);
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pixman_region32_union_rect(&damage, &damage, dst_box->x, dst_box->y,
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dst_box->width, dst_box->height);
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pixman_region32_intersect(&damage, &damage, output_damage);
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bool damaged = pixman_region32_not_empty(&damage);
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if (!damaged) {
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goto damage_finish;
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}
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int nrects;
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pixman_box32_t *rects = pixman_region32_rectangles(&damage, &nrects);
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for (int i = 0; i < nrects; ++i) {
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scissor_output(wlr_output, &rects[i]);
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set_scale_filter(wlr_output, texture, output->scale_filter);
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if (src_box != NULL) {
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wlr_render_subtexture_with_matrix(renderer, texture, src_box, matrix, alpha);
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} else {
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wlr_render_texture_with_matrix(renderer, texture, matrix, alpha);
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}
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}
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damage_finish:
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pixman_region32_fini(&damage);
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}
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static void render_surface_iterator(struct sway_output *output,
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struct sway_view *view, struct wlr_surface *surface,
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struct wlr_box *_box, void *_data) {
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struct render_data *data = _data;
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struct wlr_output *wlr_output = output->wlr_output;
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pixman_region32_t *output_damage = data->damage;
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float alpha = data->alpha;
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struct wlr_texture *texture = wlr_surface_get_texture(surface);
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if (!texture) {
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return;
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}
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struct wlr_fbox src_box;
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wlr_surface_get_buffer_source_box(surface, &src_box);
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struct wlr_box proj_box = *_box;
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scale_box(&proj_box, wlr_output->scale);
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float matrix[9];
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enum wl_output_transform transform =
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wlr_output_transform_invert(surface->current.transform);
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wlr_matrix_project_box(matrix, &proj_box, transform, 0.0,
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wlr_output->transform_matrix);
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struct wlr_box dst_box = *_box;
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struct wlr_box *clip_box = data->clip_box;
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if (clip_box != NULL) {
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dst_box.width = fmin(dst_box.width, clip_box->width);
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dst_box.height = fmin(dst_box.height, clip_box->height);
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}
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scale_box(&dst_box, wlr_output->scale);
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render_texture(wlr_output, output_damage, texture,
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&src_box, &dst_box, matrix, alpha);
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wlr_presentation_surface_sampled_on_output(server.presentation, surface,
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wlr_output);
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}
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static void render_layer_toplevel(struct sway_output *output,
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pixman_region32_t *damage, struct wl_list *layer_surfaces) {
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struct render_data data = {
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.damage = damage,
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.alpha = 1.0f,
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};
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output_layer_for_each_toplevel_surface(output, layer_surfaces,
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render_surface_iterator, &data);
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}
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static void render_layer_popups(struct sway_output *output,
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pixman_region32_t *damage, struct wl_list *layer_surfaces) {
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struct render_data data = {
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.damage = damage,
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.alpha = 1.0f,
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};
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output_layer_for_each_popup_surface(output, layer_surfaces,
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render_surface_iterator, &data);
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}
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#if HAVE_XWAYLAND
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static void render_unmanaged(struct sway_output *output,
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pixman_region32_t *damage, struct wl_list *unmanaged) {
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struct render_data data = {
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.damage = damage,
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.alpha = 1.0f,
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};
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output_unmanaged_for_each_surface(output, unmanaged,
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render_surface_iterator, &data);
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}
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#endif
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static void render_drag_icons(struct sway_output *output,
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pixman_region32_t *damage, struct wl_list *drag_icons) {
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struct render_data data = {
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.damage = damage,
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.alpha = 1.0f,
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};
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output_drag_icons_for_each_surface(output, drag_icons,
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render_surface_iterator, &data);
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}
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// _box.x and .y are expected to be layout-local
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// _box.width and .height are expected to be output-buffer-local
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void render_rect(struct sway_output *output,
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pixman_region32_t *output_damage, const struct wlr_box *_box,
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float color[static 4]) {
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struct wlr_output *wlr_output = output->wlr_output;
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struct wlr_renderer *renderer = wlr_output->renderer;
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struct wlr_box box;
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memcpy(&box, _box, sizeof(struct wlr_box));
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box.x -= output->lx * wlr_output->scale;
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box.y -= output->ly * wlr_output->scale;
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pixman_region32_t damage;
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pixman_region32_init(&damage);
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pixman_region32_union_rect(&damage, &damage, box.x, box.y,
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box.width, box.height);
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pixman_region32_intersect(&damage, &damage, output_damage);
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bool damaged = pixman_region32_not_empty(&damage);
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if (!damaged) {
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goto damage_finish;
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}
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int nrects;
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pixman_box32_t *rects = pixman_region32_rectangles(&damage, &nrects);
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for (int i = 0; i < nrects; ++i) {
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scissor_output(wlr_output, &rects[i]);
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wlr_render_rect(renderer, &box, color,
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wlr_output->transform_matrix);
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}
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damage_finish:
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pixman_region32_fini(&damage);
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}
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void premultiply_alpha(float color[4], float opacity) {
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color[3] *= opacity;
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color[0] *= color[3];
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color[1] *= color[3];
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color[2] *= color[3];
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}
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static void render_view_toplevels(struct sway_view *view,
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struct sway_output *output, pixman_region32_t *damage, float alpha) {
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struct render_data data = {
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.damage = damage,
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.alpha = alpha,
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};
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struct wlr_box clip_box;
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if (!container_is_current_floating(view->container)) {
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// As we pass the geometry offsets to the surface iterator, we will
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// need to account for the offsets in the clip dimensions.
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clip_box.width = view->container->current.content_width + view->geometry.x;
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clip_box.height = view->container->current.content_height + view->geometry.y;
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data.clip_box = &clip_box;
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}
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// Render all toplevels without descending into popups
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double ox = view->container->surface_x -
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output->lx - view->geometry.x;
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double oy = view->container->surface_y -
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output->ly - view->geometry.y;
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output_surface_for_each_surface(output, view->surface, ox, oy,
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render_surface_iterator, &data);
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}
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static void render_view_popups(struct sway_view *view,
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struct sway_output *output, pixman_region32_t *damage, float alpha) {
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struct render_data data = {
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.damage = damage,
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.alpha = alpha,
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};
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output_view_for_each_popup_surface(output, view,
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render_surface_iterator, &data);
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}
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static void render_saved_view(struct sway_view *view,
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struct sway_output *output, pixman_region32_t *damage, float alpha) {
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struct wlr_output *wlr_output = output->wlr_output;
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if (wl_list_empty(&view->saved_buffers)) {
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return;
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}
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bool floating = container_is_current_floating(view->container);
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struct sway_saved_buffer *saved_buf;
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wl_list_for_each(saved_buf, &view->saved_buffers, link) {
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if (!saved_buf->buffer->texture) {
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continue;
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}
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struct wlr_box proj_box = {
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.x = saved_buf->x - view->saved_geometry.x - output->lx,
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.y = saved_buf->y - view->saved_geometry.y - output->ly,
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.width = saved_buf->width,
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.height = saved_buf->height,
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};
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struct wlr_box output_box = {
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.width = output->width,
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.height = output->height,
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};
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struct wlr_box intersection;
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bool intersects = wlr_box_intersection(&intersection, &output_box, &proj_box);
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if (!intersects) {
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continue;
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}
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struct wlr_box dst_box = proj_box;
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scale_box(&proj_box, wlr_output->scale);
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float matrix[9];
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enum wl_output_transform transform = wlr_output_transform_invert(saved_buf->transform);
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wlr_matrix_project_box(matrix, &proj_box, transform, 0,
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wlr_output->transform_matrix);
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if (!floating) {
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dst_box.width = fmin(dst_box.width,
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view->container->current.content_width -
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(saved_buf->x - view->container->current.content_x) + view->saved_geometry.x);
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dst_box.height = fmin(dst_box.height,
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view->container->current.content_height -
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(saved_buf->y - view->container->current.content_y) + view->saved_geometry.y);
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}
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scale_box(&dst_box, wlr_output->scale);
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render_texture(wlr_output, damage, saved_buf->buffer->texture,
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&saved_buf->source_box, &dst_box, matrix, alpha);
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}
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// FIXME: we should set the surface that this saved buffer originates from
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// as sampled here.
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// https://github.com/swaywm/sway/pull/4465#discussion_r321082059
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}
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/**
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* Render a view's surface and left/bottom/right borders.
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*/
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static void render_view(struct sway_output *output, pixman_region32_t *damage,
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struct sway_container *con, struct border_colors *colors) {
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struct sway_view *view = con->view;
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if (!wl_list_empty(&view->saved_buffers)) {
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render_saved_view(view, output, damage, view->container->alpha);
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} else if (view->surface) {
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render_view_toplevels(view, output, damage, view->container->alpha);
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}
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if (con->current.border == B_NONE || con->current.border == B_CSD) {
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return;
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}
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struct wlr_box box;
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float output_scale = output->wlr_output->scale;
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float color[4];
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struct sway_container_state *state = &con->current;
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if (state->border_left) {
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memcpy(&color, colors->child_border, sizeof(float) * 4);
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premultiply_alpha(color, con->alpha);
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box.x = floor(state->x);
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box.y = floor(state->content_y);
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box.width = state->border_thickness;
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box.height = state->content_height;
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scale_box(&box, output_scale);
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render_rect(output, damage, &box, color);
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}
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list_t *siblings = container_get_current_siblings(con);
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enum sway_container_layout layout =
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container_current_parent_layout(con);
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if (state->border_right) {
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if (!container_is_current_floating(con) && siblings->length == 1 && layout == L_HORIZ) {
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memcpy(&color, colors->indicator, sizeof(float) * 4);
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} else {
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memcpy(&color, colors->child_border, sizeof(float) * 4);
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}
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premultiply_alpha(color, con->alpha);
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box.x = floor(state->content_x + state->content_width);
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box.y = floor(state->content_y);
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box.width = state->border_thickness;
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box.height = state->content_height;
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scale_box(&box, output_scale);
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render_rect(output, damage, &box, color);
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}
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if (state->border_bottom) {
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if (!container_is_current_floating(con) && siblings->length == 1 && layout == L_VERT) {
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memcpy(&color, colors->indicator, sizeof(float) * 4);
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} else {
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memcpy(&color, colors->child_border, sizeof(float) * 4);
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}
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premultiply_alpha(color, con->alpha);
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box.x = floor(state->x);
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box.y = floor(state->content_y + state->content_height);
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box.width = state->width;
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box.height = state->border_thickness;
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scale_box(&box, output_scale);
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render_rect(output, damage, &box, color);
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}
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}
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/**
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* Render a titlebar.
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*
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* Care must be taken not to render over the same pixel multiple times,
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* otherwise the colors will be incorrect when using opacity.
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*
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* The height is: 1px border, 3px padding, font height, 3px padding, 1px border
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* The left side is: 1px border, 2px padding, title
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*/
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static void render_titlebar(struct sway_output *output,
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pixman_region32_t *output_damage, struct sway_container *con,
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int x, int y, int width,
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struct border_colors *colors, struct wlr_texture *title_texture,
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struct wlr_texture *marks_texture) {
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struct wlr_box box;
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float color[4];
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float output_scale = output->wlr_output->scale;
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double output_x = output->lx;
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double output_y = output->ly;
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int titlebar_border_thickness = config->titlebar_border_thickness;
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int titlebar_h_padding = config->titlebar_h_padding;
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int titlebar_v_padding = config->titlebar_v_padding;
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enum alignment title_align = config->title_align;
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// Single pixel bar above title
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memcpy(&color, colors->border, sizeof(float) * 4);
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premultiply_alpha(color, con->alpha);
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box.x = x;
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box.y = y;
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box.width = width;
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box.height = titlebar_border_thickness;
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scale_box(&box, output_scale);
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render_rect(output, output_damage, &box, color);
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// Single pixel bar below title
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box.x = x;
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box.y = y + container_titlebar_height() - titlebar_border_thickness;
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box.width = width;
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box.height = titlebar_border_thickness;
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scale_box(&box, output_scale);
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render_rect(output, output_damage, &box, color);
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// Single pixel left edge
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box.x = x;
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box.y = y + titlebar_border_thickness;
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box.width = titlebar_border_thickness;
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box.height = container_titlebar_height() - titlebar_border_thickness * 2;
|
|
scale_box(&box, output_scale);
|
|
render_rect(output, output_damage, &box, color);
|
|
|
|
// Single pixel right edge
|
|
box.x = x + width - titlebar_border_thickness;
|
|
box.y = y + titlebar_border_thickness;
|
|
box.width = titlebar_border_thickness;
|
|
box.height = container_titlebar_height() - titlebar_border_thickness * 2;
|
|
scale_box(&box, output_scale);
|
|
render_rect(output, output_damage, &box, color);
|
|
|
|
int inner_x = x - output_x + titlebar_h_padding;
|
|
int bg_y = y + titlebar_border_thickness;
|
|
size_t inner_width = width - titlebar_h_padding * 2;
|
|
|
|
// output-buffer local
|
|
int ob_inner_x = round(inner_x * output_scale);
|
|
int ob_inner_width = scale_length(inner_width, inner_x, output_scale);
|
|
int ob_bg_height = scale_length(
|
|
(titlebar_v_padding - titlebar_border_thickness) * 2 +
|
|
config->font_height, bg_y, output_scale);
|
|
|
|
// Marks
|
|
int ob_marks_x = 0; // output-buffer-local
|
|
int ob_marks_width = 0; // output-buffer-local
|
|
if (config->show_marks && marks_texture) {
|
|
struct wlr_box texture_box = {
|
|
.width = marks_texture->width,
|
|
.height = marks_texture->height,
|
|
};
|
|
ob_marks_width = texture_box.width;
|
|
|
|
// The marks texture might be shorter than the config->font_height, in
|
|
// which case we need to pad it as evenly as possible above and below.
|
|
int ob_padding_total = ob_bg_height - texture_box.height;
|
|
int ob_padding_above = floor(ob_padding_total / 2.0);
|
|
int ob_padding_below = ceil(ob_padding_total / 2.0);
|
|
|
|
// Render texture. If the title is on the right, the marks will be on
|
|
// the left. Otherwise, they will be on the right.
|
|
if (title_align == ALIGN_RIGHT || texture_box.width > ob_inner_width) {
|
|
texture_box.x = ob_inner_x;
|
|
} else {
|
|
texture_box.x = ob_inner_x + ob_inner_width - texture_box.width;
|
|
}
|
|
ob_marks_x = texture_box.x;
|
|
|
|
texture_box.y = round((bg_y - output_y) * output_scale) +
|
|
ob_padding_above;
|
|
|
|
float matrix[9];
|
|
wlr_matrix_project_box(matrix, &texture_box,
|
|
WL_OUTPUT_TRANSFORM_NORMAL,
|
|
0.0, output->wlr_output->transform_matrix);
|
|
|
|
if (ob_inner_width < texture_box.width) {
|
|
texture_box.width = ob_inner_width;
|
|
}
|
|
render_texture(output->wlr_output, output_damage, marks_texture,
|
|
NULL, &texture_box, matrix, con->alpha);
|
|
|
|
// Padding above
|
|
memcpy(&color, colors->background, sizeof(float) * 4);
|
|
premultiply_alpha(color, con->alpha);
|
|
box.x = texture_box.x + round(output_x * output_scale);
|
|
box.y = round((y + titlebar_border_thickness) * output_scale);
|
|
box.width = texture_box.width;
|
|
box.height = ob_padding_above;
|
|
render_rect(output, output_damage, &box, color);
|
|
|
|
// Padding below
|
|
box.y += ob_padding_above + texture_box.height;
|
|
box.height = ob_padding_below;
|
|
render_rect(output, output_damage, &box, color);
|
|
}
|
|
|
|
// Title text
|
|
int ob_title_x = 0; // output-buffer-local
|
|
int ob_title_width = 0; // output-buffer-local
|
|
if (title_texture) {
|
|
struct wlr_box texture_box = {
|
|
.width = title_texture->width,
|
|
.height = title_texture->height,
|
|
};
|
|
|
|
// The effective output may be NULL when con is not on any output.
|
|
// This can happen because we render all children of containers,
|
|
// even those that are out of the bounds of any output.
|
|
struct sway_output *effective = container_get_effective_output(con);
|
|
float title_scale = effective ? effective->wlr_output->scale : output_scale;
|
|
texture_box.width = texture_box.width * output_scale / title_scale;
|
|
texture_box.height = texture_box.height * output_scale / title_scale;
|
|
ob_title_width = texture_box.width;
|
|
|
|
// The title texture might be shorter than the config->font_height,
|
|
// in which case we need to pad it above and below.
|
|
int ob_padding_above = round((titlebar_v_padding -
|
|
titlebar_border_thickness) * output_scale);
|
|
int ob_padding_below = ob_bg_height - ob_padding_above -
|
|
texture_box.height;
|
|
|
|
// Render texture
|
|
if (texture_box.width > ob_inner_width - ob_marks_width) {
|
|
texture_box.x = (title_align == ALIGN_RIGHT && ob_marks_width)
|
|
? ob_marks_x + ob_marks_width : ob_inner_x;
|
|
} else if (title_align == ALIGN_LEFT) {
|
|
texture_box.x = ob_inner_x;
|
|
} else if (title_align == ALIGN_CENTER) {
|
|
// If there are marks visible, center between the edge and marks.
|
|
// Otherwise, center in the inner area.
|
|
if (ob_marks_width) {
|
|
texture_box.x = (ob_inner_x + ob_marks_x) / 2
|
|
- texture_box.width / 2;
|
|
} else {
|
|
texture_box.x = ob_inner_x + ob_inner_width / 2
|
|
- texture_box.width / 2;
|
|
}
|
|
} else {
|
|
texture_box.x = ob_inner_x + ob_inner_width - texture_box.width;
|
|
}
|
|
ob_title_x = texture_box.x;
|
|
|
|
texture_box.y =
|
|
round((bg_y - output_y) * output_scale) + ob_padding_above;
|
|
|
|
float matrix[9];
|
|
wlr_matrix_project_box(matrix, &texture_box,
|
|
WL_OUTPUT_TRANSFORM_NORMAL,
|
|
0.0, output->wlr_output->transform_matrix);
|
|
|
|
if (ob_inner_width - ob_marks_width < texture_box.width) {
|
|
texture_box.width = ob_inner_width - ob_marks_width;
|
|
}
|
|
|
|
render_texture(output->wlr_output, output_damage, title_texture,
|
|
NULL, &texture_box, matrix, con->alpha);
|
|
|
|
// Padding above
|
|
memcpy(&color, colors->background, sizeof(float) * 4);
|
|
premultiply_alpha(color, con->alpha);
|
|
box.x = texture_box.x + round(output_x * output_scale);
|
|
box.y = round((y + titlebar_border_thickness) * output_scale);
|
|
box.width = texture_box.width;
|
|
box.height = ob_padding_above;
|
|
render_rect(output, output_damage, &box, color);
|
|
|
|
// Padding below
|
|
box.y += ob_padding_above + texture_box.height;
|
|
box.height = ob_padding_below;
|
|
render_rect(output, output_damage, &box, color);
|
|
}
|
|
|
|
// Determine the left + right extends of the textures (output-buffer local)
|
|
int ob_left_x, ob_left_width, ob_right_x, ob_right_width;
|
|
if (ob_title_width == 0 && ob_marks_width == 0) {
|
|
ob_left_x = ob_inner_x;
|
|
ob_left_width = 0;
|
|
ob_right_x = ob_inner_x;
|
|
ob_right_width = 0;
|
|
} else if (ob_title_x < ob_marks_x) {
|
|
ob_left_x = ob_title_x;
|
|
ob_left_width = ob_title_width;
|
|
ob_right_x = ob_marks_x;
|
|
ob_right_width = ob_marks_width;
|
|
} else {
|
|
ob_left_x = ob_marks_x;
|
|
ob_left_width = ob_marks_width;
|
|
ob_right_x = ob_title_x;
|
|
ob_right_width = ob_title_width;
|
|
}
|
|
if (ob_left_x < ob_inner_x) {
|
|
ob_left_x = ob_inner_x;
|
|
} else if (ob_left_x + ob_left_width > ob_right_x + ob_right_width) {
|
|
ob_right_x = ob_left_x;
|
|
ob_right_width = ob_left_width;
|
|
}
|
|
|
|
// Filler between title and marks
|
|
box.width = ob_right_x - ob_left_x - ob_left_width;
|
|
if (box.width > 0) {
|
|
box.x = ob_left_x + ob_left_width + round(output_x * output_scale);
|
|
box.y = round(bg_y * output_scale);
|
|
box.height = ob_bg_height;
|
|
render_rect(output, output_damage, &box, color);
|
|
}
|
|
|
|
// Padding on left side
|
|
box.x = x + titlebar_border_thickness;
|
|
box.y = y + titlebar_border_thickness;
|
|
box.width = titlebar_h_padding - titlebar_border_thickness;
|
|
box.height = (titlebar_v_padding - titlebar_border_thickness) * 2 +
|
|
config->font_height;
|
|
scale_box(&box, output_scale);
|
|
int left_x = ob_left_x + round(output_x * output_scale);
|
|
if (box.x + box.width < left_x) {
|
|
box.width += left_x - box.x - box.width;
|
|
}
|
|
render_rect(output, output_damage, &box, color);
|
|
|
|
// Padding on right side
|
|
box.x = x + width - titlebar_h_padding;
|
|
box.y = y + titlebar_border_thickness;
|
|
box.width = titlebar_h_padding - titlebar_border_thickness;
|
|
box.height = (titlebar_v_padding - titlebar_border_thickness) * 2 +
|
|
config->font_height;
|
|
scale_box(&box, output_scale);
|
|
int right_rx = ob_right_x + ob_right_width + round(output_x * output_scale);
|
|
if (right_rx < box.x) {
|
|
box.width += box.x - right_rx;
|
|
box.x = right_rx;
|
|
}
|
|
render_rect(output, output_damage, &box, color);
|
|
}
|
|
|
|
/**
|
|
* Render the top border line for a view using "border pixel".
|
|
*/
|
|
static void render_top_border(struct sway_output *output,
|
|
pixman_region32_t *output_damage, struct sway_container *con,
|
|
struct border_colors *colors) {
|
|
struct sway_container_state *state = &con->current;
|
|
if (!state->border_top) {
|
|
return;
|
|
}
|
|
struct wlr_box box;
|
|
float color[4];
|
|
float output_scale = output->wlr_output->scale;
|
|
|
|
// Child border - top edge
|
|
memcpy(&color, colors->child_border, sizeof(float) * 4);
|
|
premultiply_alpha(color, con->alpha);
|
|
box.x = floor(state->x);
|
|
box.y = floor(state->y);
|
|
box.width = state->width;
|
|
box.height = state->border_thickness;
|
|
scale_box(&box, output_scale);
|
|
render_rect(output, output_damage, &box, color);
|
|
}
|
|
|
|
struct parent_data {
|
|
enum sway_container_layout layout;
|
|
struct wlr_box box;
|
|
list_t *children;
|
|
bool focused;
|
|
struct sway_container *active_child;
|
|
};
|
|
|
|
static void render_container(struct sway_output *output,
|
|
pixman_region32_t *damage, struct sway_container *con, bool parent_focused);
|
|
|
|
/**
|
|
* Render a container's children using a L_HORIZ or L_VERT layout.
|
|
*
|
|
* Wrap child views in borders and leave child containers borderless because
|
|
* they'll apply their own borders to their children.
|
|
*/
|
|
static void render_containers_linear(struct sway_output *output,
|
|
pixman_region32_t *damage, struct parent_data *parent) {
|
|
for (int i = 0; i < parent->children->length; ++i) {
|
|
struct sway_container *child = parent->children->items[i];
|
|
|
|
if (child->view) {
|
|
struct sway_view *view = child->view;
|
|
struct border_colors *colors;
|
|
struct wlr_texture *title_texture;
|
|
struct wlr_texture *marks_texture;
|
|
struct sway_container_state *state = &child->current;
|
|
|
|
if (view_is_urgent(view)) {
|
|
colors = &config->border_colors.urgent;
|
|
title_texture = child->title_urgent;
|
|
marks_texture = child->marks_urgent;
|
|
} else if (state->focused || parent->focused) {
|
|
colors = &config->border_colors.focused;
|
|
title_texture = child->title_focused;
|
|
marks_texture = child->marks_focused;
|
|
} else if (child == parent->active_child) {
|
|
colors = &config->border_colors.focused_inactive;
|
|
title_texture = child->title_focused_inactive;
|
|
marks_texture = child->marks_focused_inactive;
|
|
} else {
|
|
colors = &config->border_colors.unfocused;
|
|
title_texture = child->title_unfocused;
|
|
marks_texture = child->marks_unfocused;
|
|
}
|
|
|
|
if (state->border == B_NORMAL) {
|
|
render_titlebar(output, damage, child, floor(state->x),
|
|
floor(state->y), state->width, colors,
|
|
title_texture, marks_texture);
|
|
} else if (state->border == B_PIXEL) {
|
|
render_top_border(output, damage, child, colors);
|
|
}
|
|
render_view(output, damage, child, colors);
|
|
} else {
|
|
render_container(output, damage, child,
|
|
parent->focused || child->current.focused);
|
|
}
|
|
}
|
|
}
|
|
|
|
static bool container_is_focused(struct sway_container *con, void *data) {
|
|
return con->current.focused;
|
|
}
|
|
|
|
static bool container_has_focused_child(struct sway_container *con) {
|
|
return container_find_child(con, container_is_focused, NULL);
|
|
}
|
|
|
|
/**
|
|
* Render a container's children using the L_TABBED layout.
|
|
*/
|
|
static void render_containers_tabbed(struct sway_output *output,
|
|
pixman_region32_t *damage, struct parent_data *parent) {
|
|
if (!parent->children->length) {
|
|
return;
|
|
}
|
|
struct sway_container *current = parent->active_child;
|
|
struct border_colors *current_colors = &config->border_colors.unfocused;
|
|
int tab_width = parent->box.width / parent->children->length;
|
|
|
|
// Render tabs
|
|
for (int i = 0; i < parent->children->length; ++i) {
|
|
struct sway_container *child = parent->children->items[i];
|
|
struct sway_view *view = child->view;
|
|
struct sway_container_state *cstate = &child->current;
|
|
struct border_colors *colors;
|
|
struct wlr_texture *title_texture;
|
|
struct wlr_texture *marks_texture;
|
|
bool urgent = view ?
|
|
view_is_urgent(view) : container_has_urgent_child(child);
|
|
|
|
if (urgent) {
|
|
colors = &config->border_colors.urgent;
|
|
title_texture = child->title_urgent;
|
|
marks_texture = child->marks_urgent;
|
|
} else if (cstate->focused || parent->focused) {
|
|
colors = &config->border_colors.focused;
|
|
title_texture = child->title_focused;
|
|
marks_texture = child->marks_focused;
|
|
} else if (config->has_focused_tab_title && container_has_focused_child(child)) {
|
|
colors = &config->border_colors.focused_tab_title;
|
|
title_texture = child->title_focused_tab_title;
|
|
marks_texture = child->marks_focused_tab_title;
|
|
} else if (child == parent->active_child) {
|
|
colors = &config->border_colors.focused_inactive;
|
|
title_texture = child->title_focused_inactive;
|
|
marks_texture = child->marks_focused_inactive;
|
|
} else {
|
|
colors = &config->border_colors.unfocused;
|
|
title_texture = child->title_unfocused;
|
|
marks_texture = child->marks_unfocused;
|
|
}
|
|
|
|
int x = floor(cstate->x + tab_width * i);
|
|
|
|
// Make last tab use the remaining width of the parent
|
|
if (i == parent->children->length - 1) {
|
|
tab_width = parent->box.width - tab_width * i;
|
|
}
|
|
|
|
render_titlebar(output, damage, child, x, parent->box.y, tab_width,
|
|
colors, title_texture, marks_texture);
|
|
|
|
if (child == current) {
|
|
current_colors = colors;
|
|
}
|
|
}
|
|
|
|
// Render surface and left/right/bottom borders
|
|
if (current->view) {
|
|
render_view(output, damage, current, current_colors);
|
|
} else {
|
|
render_container(output, damage, current,
|
|
parent->focused || current->current.focused);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Render a container's children using the L_STACKED layout.
|
|
*/
|
|
static void render_containers_stacked(struct sway_output *output,
|
|
pixman_region32_t *damage, struct parent_data *parent) {
|
|
if (!parent->children->length) {
|
|
return;
|
|
}
|
|
struct sway_container *current = parent->active_child;
|
|
struct border_colors *current_colors = &config->border_colors.unfocused;
|
|
size_t titlebar_height = container_titlebar_height();
|
|
|
|
// Render titles
|
|
for (int i = 0; i < parent->children->length; ++i) {
|
|
struct sway_container *child = parent->children->items[i];
|
|
struct sway_view *view = child->view;
|
|
struct sway_container_state *cstate = &child->current;
|
|
struct border_colors *colors;
|
|
struct wlr_texture *title_texture;
|
|
struct wlr_texture *marks_texture;
|
|
bool urgent = view ?
|
|
view_is_urgent(view) : container_has_urgent_child(child);
|
|
|
|
if (urgent) {
|
|
colors = &config->border_colors.urgent;
|
|
title_texture = child->title_urgent;
|
|
marks_texture = child->marks_urgent;
|
|
} else if (cstate->focused || parent->focused) {
|
|
colors = &config->border_colors.focused;
|
|
title_texture = child->title_focused;
|
|
marks_texture = child->marks_focused;
|
|
} else if (config->has_focused_tab_title && container_has_focused_child(child)) {
|
|
colors = &config->border_colors.focused_tab_title;
|
|
title_texture = child->title_focused_tab_title;
|
|
marks_texture = child->marks_focused_tab_title;
|
|
} else if (child == parent->active_child) {
|
|
colors = &config->border_colors.focused_inactive;
|
|
title_texture = child->title_focused_inactive;
|
|
marks_texture = child->marks_focused_inactive;
|
|
} else {
|
|
colors = &config->border_colors.unfocused;
|
|
title_texture = child->title_unfocused;
|
|
marks_texture = child->marks_unfocused;
|
|
}
|
|
|
|
int y = parent->box.y + titlebar_height * i;
|
|
render_titlebar(output, damage, child, parent->box.x, y,
|
|
parent->box.width, colors, title_texture, marks_texture);
|
|
|
|
if (child == current) {
|
|
current_colors = colors;
|
|
}
|
|
}
|
|
|
|
// Render surface and left/right/bottom borders
|
|
if (current->view) {
|
|
render_view(output, damage, current, current_colors);
|
|
} else {
|
|
render_container(output, damage, current,
|
|
parent->focused || current->current.focused);
|
|
}
|
|
}
|
|
|
|
static void render_containers(struct sway_output *output,
|
|
pixman_region32_t *damage, struct parent_data *parent) {
|
|
if (config->hide_lone_tab && parent->children->length == 1) {
|
|
struct sway_container *child = parent->children->items[0];
|
|
if (child->view) {
|
|
render_containers_linear(output,damage, parent);
|
|
return;
|
|
}
|
|
}
|
|
|
|
switch (parent->layout) {
|
|
case L_NONE:
|
|
case L_HORIZ:
|
|
case L_VERT:
|
|
render_containers_linear(output, damage, parent);
|
|
break;
|
|
case L_STACKED:
|
|
render_containers_stacked(output, damage, parent);
|
|
break;
|
|
case L_TABBED:
|
|
render_containers_tabbed(output, damage, parent);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void render_container(struct sway_output *output,
|
|
pixman_region32_t *damage, struct sway_container *con, bool focused) {
|
|
struct parent_data data = {
|
|
.layout = con->current.layout,
|
|
.box = {
|
|
.x = floor(con->current.x),
|
|
.y = floor(con->current.y),
|
|
.width = con->current.width,
|
|
.height = con->current.height,
|
|
},
|
|
.children = con->current.children,
|
|
.focused = focused,
|
|
.active_child = con->current.focused_inactive_child,
|
|
};
|
|
render_containers(output, damage, &data);
|
|
}
|
|
|
|
static void render_workspace(struct sway_output *output,
|
|
pixman_region32_t *damage, struct sway_workspace *ws, bool focused) {
|
|
struct parent_data data = {
|
|
.layout = ws->current.layout,
|
|
.box = {
|
|
.x = floor(ws->current.x),
|
|
.y = floor(ws->current.y),
|
|
.width = ws->current.width,
|
|
.height = ws->current.height,
|
|
},
|
|
.children = ws->current.tiling,
|
|
.focused = focused,
|
|
.active_child = ws->current.focused_inactive_child,
|
|
};
|
|
render_containers(output, damage, &data);
|
|
}
|
|
|
|
static void render_floating_container(struct sway_output *soutput,
|
|
pixman_region32_t *damage, struct sway_container *con) {
|
|
if (con->view) {
|
|
struct sway_view *view = con->view;
|
|
struct border_colors *colors;
|
|
struct wlr_texture *title_texture;
|
|
struct wlr_texture *marks_texture;
|
|
|
|
if (view_is_urgent(view)) {
|
|
colors = &config->border_colors.urgent;
|
|
title_texture = con->title_urgent;
|
|
marks_texture = con->marks_urgent;
|
|
} else if (con->current.focused) {
|
|
colors = &config->border_colors.focused;
|
|
title_texture = con->title_focused;
|
|
marks_texture = con->marks_focused;
|
|
} else {
|
|
colors = &config->border_colors.unfocused;
|
|
title_texture = con->title_unfocused;
|
|
marks_texture = con->marks_unfocused;
|
|
}
|
|
|
|
if (con->current.border == B_NORMAL) {
|
|
render_titlebar(soutput, damage, con, floor(con->current.x),
|
|
floor(con->current.y), con->current.width, colors,
|
|
title_texture, marks_texture);
|
|
} else if (con->current.border == B_PIXEL) {
|
|
render_top_border(soutput, damage, con, colors);
|
|
}
|
|
render_view(soutput, damage, con, colors);
|
|
} else {
|
|
render_container(soutput, damage, con, con->current.focused);
|
|
}
|
|
}
|
|
|
|
static void render_floating(struct sway_output *soutput,
|
|
pixman_region32_t *damage) {
|
|
for (int i = 0; i < root->outputs->length; ++i) {
|
|
struct sway_output *output = root->outputs->items[i];
|
|
for (int j = 0; j < output->current.workspaces->length; ++j) {
|
|
struct sway_workspace *ws = output->current.workspaces->items[j];
|
|
if (!workspace_is_visible(ws)) {
|
|
continue;
|
|
}
|
|
for (int k = 0; k < ws->current.floating->length; ++k) {
|
|
struct sway_container *floater = ws->current.floating->items[k];
|
|
if (floater->current.fullscreen_mode != FULLSCREEN_NONE) {
|
|
continue;
|
|
}
|
|
render_floating_container(soutput, damage, floater);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void render_seatops(struct sway_output *output,
|
|
pixman_region32_t *damage) {
|
|
struct sway_seat *seat;
|
|
wl_list_for_each(seat, &server.input->seats, link) {
|
|
seatop_render(seat, output, damage);
|
|
}
|
|
}
|
|
|
|
void output_render(struct sway_output *output, struct timespec *when,
|
|
pixman_region32_t *damage) {
|
|
struct wlr_output *wlr_output = output->wlr_output;
|
|
struct wlr_renderer *renderer = output->server->renderer;
|
|
|
|
struct sway_workspace *workspace = output->current.active_workspace;
|
|
if (workspace == NULL) {
|
|
return;
|
|
}
|
|
|
|
struct sway_container *fullscreen_con = root->fullscreen_global;
|
|
if (!fullscreen_con) {
|
|
fullscreen_con = workspace->current.fullscreen;
|
|
}
|
|
|
|
wlr_renderer_begin(renderer, wlr_output->width, wlr_output->height);
|
|
|
|
if (debug.damage == DAMAGE_RERENDER) {
|
|
int width, height;
|
|
wlr_output_transformed_resolution(wlr_output, &width, &height);
|
|
pixman_region32_union_rect(damage, damage, 0, 0, width, height);
|
|
}
|
|
|
|
if (!pixman_region32_not_empty(damage)) {
|
|
// Output isn't damaged but needs buffer swap
|
|
goto renderer_end;
|
|
}
|
|
|
|
if (debug.damage == DAMAGE_HIGHLIGHT) {
|
|
wlr_renderer_clear(renderer, (float[]){1, 1, 0, 1});
|
|
}
|
|
|
|
if (server.session_lock.locked) {
|
|
float clear_color[] = {0.0f, 0.0f, 0.0f, 1.0f};
|
|
if (server.session_lock.lock == NULL) {
|
|
// abandoned lock -> red BG
|
|
clear_color[0] = 1.f;
|
|
}
|
|
int nrects;
|
|
pixman_box32_t *rects = pixman_region32_rectangles(damage, &nrects);
|
|
for (int i = 0; i < nrects; ++i) {
|
|
scissor_output(wlr_output, &rects[i]);
|
|
wlr_renderer_clear(renderer, clear_color);
|
|
}
|
|
|
|
if (server.session_lock.lock != NULL) {
|
|
struct render_data data = {
|
|
.damage = damage,
|
|
.alpha = 1.0f,
|
|
};
|
|
|
|
struct wlr_session_lock_surface_v1 *lock_surface;
|
|
wl_list_for_each(lock_surface, &server.session_lock.lock->surfaces, link) {
|
|
if (lock_surface->output != wlr_output) {
|
|
continue;
|
|
}
|
|
if (!lock_surface->mapped) {
|
|
continue;
|
|
}
|
|
|
|
output_surface_for_each_surface(output, lock_surface->surface,
|
|
0.0, 0.0, render_surface_iterator, &data);
|
|
}
|
|
}
|
|
goto renderer_end;
|
|
}
|
|
|
|
if (output_has_opaque_overlay_layer_surface(output)) {
|
|
goto render_overlay;
|
|
}
|
|
|
|
if (fullscreen_con) {
|
|
float clear_color[] = {0.0f, 0.0f, 0.0f, 1.0f};
|
|
|
|
int nrects;
|
|
pixman_box32_t *rects = pixman_region32_rectangles(damage, &nrects);
|
|
for (int i = 0; i < nrects; ++i) {
|
|
scissor_output(wlr_output, &rects[i]);
|
|
wlr_renderer_clear(renderer, clear_color);
|
|
}
|
|
|
|
if (fullscreen_con->view) {
|
|
if (!wl_list_empty(&fullscreen_con->view->saved_buffers)) {
|
|
render_saved_view(fullscreen_con->view, output, damage, 1.0f);
|
|
} else if (fullscreen_con->view->surface) {
|
|
render_view_toplevels(fullscreen_con->view,
|
|
output, damage, 1.0f);
|
|
}
|
|
} else {
|
|
render_container(output, damage, fullscreen_con,
|
|
fullscreen_con->current.focused);
|
|
}
|
|
|
|
for (int i = 0; i < workspace->current.floating->length; ++i) {
|
|
struct sway_container *floater =
|
|
workspace->current.floating->items[i];
|
|
if (container_is_transient_for(floater, fullscreen_con)) {
|
|
render_floating_container(output, damage, floater);
|
|
}
|
|
}
|
|
#if HAVE_XWAYLAND
|
|
render_unmanaged(output, damage, &root->xwayland_unmanaged);
|
|
#endif
|
|
} else {
|
|
float clear_color[] = {0.25f, 0.25f, 0.25f, 1.0f};
|
|
|
|
int nrects;
|
|
pixman_box32_t *rects = pixman_region32_rectangles(damage, &nrects);
|
|
for (int i = 0; i < nrects; ++i) {
|
|
scissor_output(wlr_output, &rects[i]);
|
|
wlr_renderer_clear(renderer, clear_color);
|
|
}
|
|
|
|
render_layer_toplevel(output, damage,
|
|
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND]);
|
|
render_layer_toplevel(output, damage,
|
|
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM]);
|
|
|
|
render_workspace(output, damage, workspace, workspace->current.focused);
|
|
render_floating(output, damage);
|
|
#if HAVE_XWAYLAND
|
|
render_unmanaged(output, damage, &root->xwayland_unmanaged);
|
|
#endif
|
|
render_layer_toplevel(output, damage,
|
|
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP]);
|
|
|
|
render_layer_popups(output, damage,
|
|
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND]);
|
|
render_layer_popups(output, damage,
|
|
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM]);
|
|
render_layer_popups(output, damage,
|
|
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP]);
|
|
}
|
|
|
|
render_seatops(output, damage);
|
|
|
|
struct sway_seat *seat = input_manager_current_seat();
|
|
struct sway_container *focus = seat_get_focused_container(seat);
|
|
if (focus && focus->view) {
|
|
render_view_popups(focus->view, output, damage, focus->alpha);
|
|
}
|
|
|
|
render_overlay:
|
|
render_layer_toplevel(output, damage,
|
|
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY]);
|
|
render_layer_popups(output, damage,
|
|
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY]);
|
|
render_drag_icons(output, damage, &root->drag_icons);
|
|
|
|
renderer_end:
|
|
wlr_renderer_scissor(renderer, NULL);
|
|
wlr_output_render_software_cursors(wlr_output, damage);
|
|
wlr_renderer_end(renderer);
|
|
|
|
int width, height;
|
|
wlr_output_transformed_resolution(wlr_output, &width, &height);
|
|
|
|
pixman_region32_t frame_damage;
|
|
pixman_region32_init(&frame_damage);
|
|
|
|
enum wl_output_transform transform =
|
|
wlr_output_transform_invert(wlr_output->transform);
|
|
wlr_region_transform(&frame_damage, &output->damage_ring.current,
|
|
transform, width, height);
|
|
|
|
if (debug.damage != DAMAGE_DEFAULT) {
|
|
pixman_region32_union_rect(&frame_damage, &frame_damage,
|
|
0, 0, wlr_output->width, wlr_output->height);
|
|
}
|
|
|
|
wlr_output_set_damage(wlr_output, &frame_damage);
|
|
pixman_region32_fini(&frame_damage);
|
|
|
|
if (!wlr_output_commit(wlr_output)) {
|
|
return;
|
|
}
|
|
|
|
wlr_damage_ring_rotate(&output->damage_ring);
|
|
output->last_frame = *when;
|
|
}
|