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Split renderer

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master
emersion 7 years ago
parent c523a14ae1
commit f9625d1d56
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4 changed files with 957 additions and 895 deletions
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41
include/sway/output.h
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@ -38,6 +38,16 @@ struct sway_output {
} events;
};
/**
* Contains a surface's root geometry information. For instance, when rendering
* a popup, this will contain the parent view's position and size.
*/
struct root_geometry {
double x, y;
int width, height;
float rotation;
};
void output_damage_whole(struct sway_output *output);
void output_damage_surface(struct sway_output *output, double ox, double oy,
@ -56,6 +66,35 @@ struct sway_container *output_by_name(const char *name);
void output_enable(struct sway_output *output);
bool output_has_opaque_lockscreen(struct sway_output *output,
struct sway_seat *seat);
struct sway_seat *seat);
struct sway_container *output_get_active_workspace(struct sway_output *output);
void output_render(struct sway_output *output, struct timespec *when,
pixman_region32_t *damage);
bool output_get_surface_box(struct root_geometry *geo,
struct sway_output *output, struct wlr_surface *surface, int sx, int sy,
struct wlr_box *surface_box);
void output_surface_for_each_surface(struct wlr_surface *surface,
double ox, double oy, struct root_geometry *geo,
wlr_surface_iterator_func_t iterator, void *user_data);
void output_view_for_each_surface(struct sway_view *view,
struct sway_output *output, struct root_geometry *geo,
wlr_surface_iterator_func_t iterator, void *user_data);
void output_layer_for_each_surface(struct wl_list *layer_surfaces,
struct root_geometry *geo, wlr_surface_iterator_func_t iterator,
void *user_data);
void output_unmanaged_for_each_surface(struct wl_list *unmanaged,
struct sway_output *output, struct root_geometry *geo,
wlr_surface_iterator_func_t iterator, void *user_data);
void output_drag_icons_for_each_surface(struct wl_list *drag_icons,
struct sway_output *output, struct root_geometry *geo,
wlr_surface_iterator_func_t iterator, void *user_data);
#endif

917
sway/desktop/output.c
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893
sway/desktop/render.c
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@ -0,0 +1,893 @@
#define _POSIX_C_SOURCE 200809L
#include <assert.h>
#include <stdlib.h>
#include <strings.h>
#include <time.h>
#include <wayland-server.h>
#include <wlr/render/wlr_renderer.h>
#include <wlr/types/wlr_box.h>
#include <wlr/types/wlr_buffer.h>
#include <wlr/types/wlr_matrix.h>
#include <wlr/types/wlr_output_damage.h>
#include <wlr/types/wlr_output_layout.h>
#include <wlr/types/wlr_output.h>
#include <wlr/types/wlr_surface.h>
#include <wlr/util/region.h>
#include "log.h"
#include "sway/config.h"
#include "sway/input/input-manager.h"
#include "sway/input/seat.h"
#include "sway/layers.h"
#include "sway/output.h"
#include "sway/server.h"
#include "sway/tree/arrange.h"
#include "sway/tree/container.h"
#include "sway/tree/layout.h"
#include "sway/tree/view.h"
#include "sway/tree/workspace.h"
struct render_data {
struct root_geometry root_geo;
struct sway_output *output;
pixman_region32_t *damage;
struct sway_view *view;
float alpha;
};
static void scale_box(struct wlr_box *box, float scale) {
box->x *= scale;
box->y *= scale;
box->width *= scale;
box->height *= scale;
}
static void scissor_output(struct wlr_output *wlr_output,
pixman_box32_t *rect) {
struct wlr_renderer *renderer = wlr_backend_get_renderer(wlr_output->backend);
assert(renderer);
struct wlr_box box = {
.x = rect->x1,
.y = rect->y1,
.width = rect->x2 - rect->x1,
.height = rect->y2 - rect->y1,
};
int ow, oh;
wlr_output_transformed_resolution(wlr_output, &ow, &oh);
enum wl_output_transform transform =
wlr_output_transform_invert(wlr_output->transform);
wlr_box_transform(&box, transform, ow, oh, &box);
wlr_renderer_scissor(renderer, &box);
}
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) {
struct wlr_renderer *renderer =
wlr_backend_get_renderer(wlr_output->backend);
pixman_region32_t damage;
pixman_region32_init(&damage);
pixman_region32_union_rect(&damage, &damage, box->x, box->y,
box->width, box->height);
pixman_region32_intersect(&damage, &damage, output_damage);
bool damaged = pixman_region32_not_empty(&damage);
if (!damaged) {
goto damage_finish;
}
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_render_texture_with_matrix(renderer, texture, matrix, alpha);
}
damage_finish:
pixman_region32_fini(&damage);
}
static void render_surface_iterator(struct wlr_surface *surface, int sx, int sy,
void *_data) {
struct render_data *data = _data;
struct wlr_output *wlr_output = data->output->wlr_output;
float rotation = data->root_geo.rotation;
pixman_region32_t *output_damage = data->damage;
float alpha = data->alpha;
struct wlr_texture *texture = wlr_surface_get_texture(surface);
if (!texture) {
return;
}
struct wlr_box box;
bool intersects = output_get_surface_box(&data->root_geo, data->output,
surface, sx, sy, &box);
if (!intersects) {
return;
}
scale_box(&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_output->transform_matrix);
render_texture(wlr_output, output_damage, texture, &box, matrix, alpha);
}
static void render_layer(struct sway_output *output,
pixman_region32_t *damage, struct wl_list *layer_surfaces) {
struct render_data data = {
.output = output,
.damage = damage,
.alpha = 1.0f,
};
output_layer_for_each_surface(layer_surfaces, &data.root_geo,
render_surface_iterator, &data);
}
static void render_unmanaged(struct sway_output *output,
pixman_region32_t *damage, struct wl_list *unmanaged) {
struct render_data data = {
.output = output,
.damage = damage,
.alpha = 1.0f,
};
output_unmanaged_for_each_surface(unmanaged, output, &data.root_geo,
render_surface_iterator, &data);
}
static void render_drag_icons(struct sway_output *output,
pixman_region32_t *damage, struct wl_list *drag_icons) {
struct render_data data = {
.output = output,
.damage = damage,
.alpha = 1.0f,
};
output_drag_icons_for_each_surface(drag_icons, output, &data.root_geo,
render_surface_iterator, &data);
}
static void render_rect(struct wlr_output *wlr_output,
pixman_region32_t *output_damage, const struct wlr_box *_box,
float color[static 4]) {
struct wlr_renderer *renderer =
wlr_backend_get_renderer(wlr_output->backend);
struct wlr_box box;
memcpy(&box, _box, sizeof(struct wlr_box));
box.x -= wlr_output->lx * wlr_output->scale;
box.y -= wlr_output->ly * wlr_output->scale;
pixman_region32_t damage;
pixman_region32_init(&damage);
pixman_region32_union_rect(&damage, &damage, box.x, box.y,
box.width, box.height);
pixman_region32_intersect(&damage, &damage, output_damage);
bool damaged = pixman_region32_not_empty(&damage);
if (!damaged) {
goto damage_finish;
}
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_render_rect(renderer, &box, color,
wlr_output->transform_matrix);
}
damage_finish:
pixman_region32_fini(&damage);
}
static void premultiply_alpha(float color[4], float opacity) {
color[3] *= opacity;
color[0] *= color[3];
color[1] *= color[3];
color[2] *= color[3];
}
static void render_view_surfaces(struct sway_view *view,
struct sway_output *output, pixman_region32_t *damage, float alpha) {
struct render_data data = {
.output = output,
.damage = damage,
.view = view,
.alpha = alpha,
};
output_view_for_each_surface(view, output, &data.root_geo,
render_surface_iterator, &data);
}
static void render_saved_view(struct sway_view *view,
struct sway_output *output, pixman_region32_t *damage, float alpha) {
struct wlr_output *wlr_output = output->wlr_output;
int width, height;
struct wlr_texture *texture =
transaction_get_saved_texture(view, &width, &height);
if (!texture) {
return;
}
struct wlr_box box = {
.x = view->swayc->current.view_x - output->swayc->current.swayc_x,
.y = view->swayc->current.view_y - output->swayc->current.swayc_y,
.width = width,
.height = height,
};
struct wlr_box output_box = {
.width = output->swayc->current.swayc_width,
.height = output->swayc->current.swayc_height,
};
struct wlr_box intersection;
bool intersects = wlr_box_intersection(&output_box, &box, &intersection);
if (!intersects) {
return;
}
scale_box(&box, wlr_output->scale);
float matrix[9];
wlr_matrix_project_box(matrix, &box, WL_OUTPUT_TRANSFORM_NORMAL, 0,
wlr_output->transform_matrix);
render_texture(wlr_output, damage, texture, &box, matrix, alpha);
}
/**
* Render a view's surface and left/bottom/right borders.
*/
static void render_view(struct sway_output *output, pixman_region32_t *damage,
struct sway_container *con, struct border_colors *colors) {
struct sway_view *view = con->sway_view;
if (view->swayc->instructions->length) {
render_saved_view(view, output, damage, view->swayc->alpha);
} else {
render_view_surfaces(view, output, damage, view->swayc->alpha);
}
struct wlr_box box;
float output_scale = output->wlr_output->scale;
float color[4];
struct sway_container_state *state = &con->current;
if (state->border != B_NONE) {
if (state->border_left) {
memcpy(&color, colors->child_border, sizeof(float) * 4);
premultiply_alpha(color, con->alpha);
box.x = state->swayc_x;
box.y = state->view_y;
box.width = state->border_thickness;
box.height = state->view_height;
scale_box(&box, output_scale);
render_rect(output->wlr_output, damage, &box, color);
}
if (state->border_right) {
if (state->parent->current.children->length == 1
&& state->parent->current.layout == L_HORIZ) {
memcpy(&color, colors->indicator, sizeof(float) * 4);
} else {
memcpy(&color, colors->child_border, sizeof(float) * 4);
}
premultiply_alpha(color, con->alpha);
box.x = state->view_x + state->view_width;
box.y = state->view_y;
box.width = state->border_thickness;
box.height = state->view_height;
scale_box(&box, output_scale);
render_rect(output->wlr_output, damage, &box, color);
}
if (state->border_bottom) {
if (state->parent->current.children->length == 1
&& con->current.parent->current.layout == L_VERT) {
memcpy(&color, colors->indicator, sizeof(float) * 4);
} else {
memcpy(&color, colors->child_border, sizeof(float) * 4);
}
premultiply_alpha(color, con->alpha);
box.x = state->swayc_x;
box.y = state->view_y + state->view_height;
box.width = state->swayc_width;
box.height = state->border_thickness;
scale_box(&box, output_scale);
render_rect(output->wlr_output, damage, &box, color);
}
}
}
/**
* Render a titlebar.
*
* Care must be taken not to render over the same pixel multiple times,
* otherwise the colors will be incorrect when using opacity.
*
* The height is: 1px border, 3px padding, font height, 3px padding, 1px border
* The left side for L_TABBED is: 1px border, 2px padding, title
* The left side for other layouts is: 3px padding, title
*/
static void render_titlebar(struct sway_output *output,
pixman_region32_t *output_damage, struct sway_container *con,
int x, int y, int width,
struct border_colors *colors, struct wlr_texture *title_texture,
struct wlr_texture *marks_texture) {
struct wlr_box box;
float color[4];
struct sway_container_state *state = &con->current;
float output_scale = output->wlr_output->scale;
enum sway_container_layout layout = state->parent->current.layout;
list_t *children = state->parent->current.children;
bool is_last_child = children->items[children->length - 1] == con;
double output_x = output->swayc->current.swayc_x;
double output_y = output->swayc->current.swayc_y;
// Single pixel bar above title
memcpy(&color, colors->border, sizeof(float) * 4);
premultiply_alpha(color, con->alpha);
box.x = x;
box.y = y;
box.width = width;
box.height = TITLEBAR_BORDER_THICKNESS;
scale_box(&box, output_scale);
render_rect(output->wlr_output, output_damage, &box, color);
// Single pixel bar below title
size_t left_offset = 0, right_offset = 0;
bool connects_sides = false;
if (layout == L_HORIZ || layout == L_VERT ||
(layout == L_STACKED && is_last_child)) {
if (con->type == C_VIEW) {
left_offset = state->border_left * state->border_thickness;
right_offset = state->border_right * state->border_thickness;
connects_sides = true;
}
}
box.x = x + left_offset;
box.y = y + container_titlebar_height() - TITLEBAR_BORDER_THICKNESS;
box.width = width - left_offset - right_offset;
box.height = TITLEBAR_BORDER_THICKNESS;
scale_box(&box, output_scale);
render_rect(output->wlr_output, output_damage, &box, color);
if (layout == L_TABBED) {
// Single pixel left edge
box.x = x;
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->wlr_output, output_damage, &box, color);
// Single pixel right edge
box.x = (x + width - TITLEBAR_BORDER_THICKNESS) * output_scale;
render_rect(output->wlr_output, output_damage, &box, color);
}
size_t inner_width = width - TITLEBAR_H_PADDING * 2;
// Marks
size_t marks_ob_width = 0; // output-buffer-local
if (config->show_marks && marks_texture) {
struct wlr_box texture_box;
wlr_texture_get_size(marks_texture,
&texture_box.width, &texture_box.height);
texture_box.x = (x - output_x + width - TITLEBAR_H_PADDING)
* output_scale - texture_box.width;
texture_box.y = (y - output_y + TITLEBAR_V_PADDING) * output_scale;
float matrix[9];
wlr_matrix_project_box(matrix, &texture_box,
WL_OUTPUT_TRANSFORM_NORMAL,
0.0, output->wlr_output->transform_matrix);
if (inner_width * output_scale < texture_box.width) {
texture_box.width = inner_width * output_scale;
}
render_texture(output->wlr_output, output_damage, marks_texture,
&texture_box, matrix, con->alpha);
marks_ob_width = texture_box.width;
// Gap between the marks and bottom padding, for when the marks texture
// height is smaller than the config's font height
memcpy(&color, colors->background, sizeof(float) * 4);
premultiply_alpha(color, con->alpha);
box.x = texture_box.x;
box.y = texture_box.y + texture_box.height;
box.width = texture_box.width;
box.height = config->font_height * output_scale - texture_box.height;
if (box.height > 0) {
render_rect(output->wlr_output, output_damage, &box, color);
}
}
// Title text
size_t title_ob_width = 0; // output-buffer-local
if (title_texture) {
struct wlr_box texture_box;
wlr_texture_get_size(title_texture,
&texture_box.width, &texture_box.height);
texture_box.x = (x - output_x + TITLEBAR_H_PADDING) * output_scale;
texture_box.y = (y - output_y + TITLEBAR_V_PADDING) * output_scale;
float matrix[9];
wlr_matrix_project_box(matrix, &texture_box,
WL_OUTPUT_TRANSFORM_NORMAL,
0.0, output->wlr_output->transform_matrix);
if (inner_width * output_scale - marks_ob_width < texture_box.width) {
texture_box.width = inner_width * output_scale - marks_ob_width;
}
render_texture(output->wlr_output, output_damage, title_texture,
&texture_box, matrix, con->alpha);
title_ob_width = texture_box.width;
// Gap between the title and bottom padding, for when the title texture
// height is smaller than the config's font height
memcpy(&color, colors->background, sizeof(float) * 4);
premultiply_alpha(color, con->alpha);
box.x = texture_box.x;
box.y = texture_box.y + texture_box.height;
box.width = texture_box.width;
box.height = config->font_height * output_scale - texture_box.height;
if (box.height > 0) {
render_rect(output->wlr_output, output_damage, &box, color);
}
}
// Padding above title
memcpy(&color, colors->background, sizeof(float) * 4);
premultiply_alpha(color, con->alpha);
box.x = x + (layout == L_TABBED) * TITLEBAR_BORDER_THICKNESS;
box.y = y + TITLEBAR_BORDER_THICKNESS;
box.width = width - (layout == L_TABBED) * TITLEBAR_BORDER_THICKNESS * 2;
box.height = TITLEBAR_V_PADDING - TITLEBAR_BORDER_THICKNESS;
scale_box(&box, output_scale);
render_rect(output->wlr_output, output_damage, &box, color);
// Padding below title
box.y = (y + TITLEBAR_V_PADDING + config->font_height) * output_scale;
render_rect(output->wlr_output, output_damage, &box, color);
// Filler between title and marks
box.width = inner_width * output_scale - title_ob_width - marks_ob_width;
if (box.width > 0) {
box.x = (x + TITLEBAR_H_PADDING) * output_scale + title_ob_width;
box.y = (y + TITLEBAR_V_PADDING) * output_scale;
box.height = config->font_height * output_scale;
render_rect(output->wlr_output, output_damage, &box, color);
}
// Padding left of title
left_offset = (layout == L_TABBED) * TITLEBAR_BORDER_THICKNESS;
box.x = x + left_offset;
box.y = y + TITLEBAR_V_PADDING;
box.width = TITLEBAR_H_PADDING - left_offset;
box.height = config->font_height;
scale_box(&box, output_scale);
render_rect(output->wlr_output, output_damage, &box, color);
// Padding right of marks
right_offset = (layout == L_TABBED) * TITLEBAR_BORDER_THICKNESS;
box.x = x + width - TITLEBAR_H_PADDING;
box.y = y + TITLEBAR_V_PADDING;
box.width = TITLEBAR_H_PADDING - right_offset;
box.height = config->font_height;
scale_box(&box, output_scale);
render_rect(output->wlr_output, output_damage, &box, color);
if (connects_sides) {
// Left pixel in line with bottom bar
box.x = x;
box.y = y + container_titlebar_height() - TITLEBAR_BORDER_THICKNESS;
box.width = state->border_thickness * state->border_left;
box.height = TITLEBAR_BORDER_THICKNESS;
scale_box(&box, output_scale);
render_rect(output->wlr_output, output_damage, &box, color);
// Right pixel in line with bottom bar
box.x = x + width - state->border_thickness * state->border_right;
box.y = y + container_titlebar_height() - TITLEBAR_BORDER_THICKNESS;
box.width = state->border_thickness * state->border_right;
box.height = TITLEBAR_BORDER_THICKNESS;
scale_box(&box, output_scale);
render_rect(output->wlr_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 = state->swayc_x;
box.y = state->swayc_y;
box.width = state->swayc_width;
box.height = state->border_thickness;
scale_box(&box, output_scale);
render_rect(output->wlr_output, output_damage, &box, color);
}
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_container_simple(struct sway_output *output,
pixman_region32_t *damage, struct sway_container *con,
bool parent_focused) {
struct sway_seat *seat = input_manager_current_seat(input_manager);
struct sway_container *focus = seat_get_focus(seat);
for (int i = 0; i < con->current.children->length; ++i) {
struct sway_container *child = con->current.children->items[i];
if (child->type == C_VIEW) {
struct sway_view *view = child->sway_view;
struct border_colors *colors;
struct wlr_texture *title_texture;
struct wlr_texture *marks_texture;
struct sway_container_state *state = &child->current;
if (focus == child || parent_focused) {
colors = &config->border_colors.focused;
title_texture = child->title_focused;
marks_texture = view->marks_focused;
} else if (seat_get_focus_inactive(seat, con) == child) {
colors = &config->border_colors.focused_inactive;
title_texture = child->title_focused_inactive;
marks_texture = view->marks_focused_inactive;
} else {
colors = &config->border_colors.unfocused;
title_texture = child->title_unfocused;
marks_texture = view->marks_unfocused;
}
if (state->border == B_NORMAL) {
render_titlebar(output, damage, child, state->swayc_x,
state->swayc_y, state->swayc_width, colors,
title_texture, marks_texture);
} else {
render_top_border(output, damage, child, colors);
}
render_view(output, damage, child, colors);
} else {
render_container(output, damage, child,
parent_focused || focus == child);
}
}
}
/**
* Render a container's children using the L_TABBED layout.
*/
static void render_container_tabbed(struct sway_output *output,
pixman_region32_t *damage, struct sway_container *con,
bool parent_focused) {
if (!con->current.children->length) {
return;
}
struct sway_seat *seat = input_manager_current_seat(input_manager);
struct sway_container *focus = seat_get_focus(seat);
struct sway_container *current = seat_get_active_current_child(seat, con);
struct border_colors *current_colors = &config->border_colors.unfocused;
struct sway_container_state *pstate = &con->current;
// Render tabs
for (int i = 0; i < con->current.children->length; ++i) {
struct sway_container *child = con->current.children->items[i];
struct sway_view *view = child->type == C_VIEW ? child->sway_view : NULL;
struct sway_container_state *cstate = &child->current;
struct border_colors *colors;
struct wlr_texture *title_texture;
struct wlr_texture *marks_texture;
if (focus == child || parent_focused) {
colors = &config->border_colors.focused;
title_texture = child->title_focused;
marks_texture = view ? view->marks_focused : NULL;
} else if (child == current) {
colors = &config->border_colors.focused_inactive;
title_texture = child->title_focused_inactive;
marks_texture = view ? view->marks_focused_inactive : NULL;
} else {
colors = &config->border_colors.unfocused;
title_texture = child->title_unfocused;
marks_texture = view ? view->marks_unfocused : NULL;
}
int tab_width = pstate->swayc_width / pstate->children->length;
int x = pstate->swayc_x + tab_width * i;
// Make last tab use the remaining width of the parent
if (i == pstate->children->length - 1) {
tab_width = pstate->swayc_width - tab_width * i;
}
render_titlebar(output, damage, child, x, cstate->swayc_y, tab_width,
colors, title_texture, marks_texture);
if (child == current) {
current_colors = colors;
}
}
// Render surface and left/right/bottom borders
if (current) {
if (current->type == C_VIEW) {
render_view(output, damage, current, current_colors);
} else {
render_container(output, damage, current,
parent_focused || current == focus);
}
}
}
/**
* Render a container's children using the L_STACKED layout.
*/
static void render_container_stacked(struct sway_output *output,
pixman_region32_t *damage, struct sway_container *con,
bool parent_focused) {
if (!con->current.children->length) {
return;
}
struct sway_seat *seat = input_manager_current_seat(input_manager);
struct sway_container *focus = seat_get_focus(seat);
struct sway_container *current = seat_get_active_current_child(seat, con);
struct border_colors *current_colors = &config->border_colors.unfocused;
struct sway_container_state *pstate = &con->current;
// Render titles
for (int i = 0; i < con->current.children->length; ++i) {
struct sway_container *child = con->current.children->items[i];
struct sway_view *view = child->type == C_VIEW ? child->sway_view : NULL;
struct sway_container_state *cstate = &child->current;
struct border_colors *colors;
struct wlr_texture *title_texture;
struct wlr_texture *marks_texture;
if (focus == child || parent_focused) {
colors = &config->border_colors.focused;
title_texture = child->title_focused;
marks_texture = view ? view->marks_focused : NULL;
} else if (child == current) {
colors = &config->border_colors.focused_inactive;
title_texture = child->title_focused_inactive;
marks_texture = view ? view->marks_focused_inactive : NULL;
} else {
colors = &config->border_colors.unfocused;
title_texture = child->title_unfocused;
marks_texture = view ? view->marks_unfocused : NULL;
}
int y = pstate->swayc_y + container_titlebar_height() * i;
render_titlebar(output, damage, child, cstate->swayc_x, y,
cstate->swayc_width, colors, title_texture, marks_texture);
if (child == current) {
current_colors = colors;
}
}
// Render surface and left/right/bottom borders
if (current) {
if (current->type == C_VIEW) {
render_view(output, damage, current, current_colors);
} else {
render_container(output, damage, current,
parent_focused || current == focus);
}
}
}
static void render_container(struct sway_output *output,
pixman_region32_t *damage, struct sway_container *con,
bool parent_focused) {
switch (con->current.layout) {
case L_NONE:
case L_HORIZ:
case L_VERT:
render_container_simple(output, damage, con, parent_focused);
break;
case L_STACKED:
render_container_stacked(output, damage, con, parent_focused);
break;
case L_TABBED:
render_container_tabbed(output, damage, con, parent_focused);
break;
case L_FLOATING:
sway_assert(false, "Didn't expect to see floating here");
}
}
static void render_floating_container(struct sway_output *soutput,
pixman_region32_t *damage, struct sway_container *con) {
if (con->type == C_VIEW) {
struct sway_view *view = con->sway_view;
struct sway_seat *seat = input_manager_current_seat(input_manager);
struct sway_container *focus = seat_get_focus(seat);
struct border_colors *colors;
struct wlr_texture *title_texture;
struct wlr_texture *marks_texture;
if (focus == con) {
colors = &config->border_colors.focused;
title_texture = con->title_focused;
marks_texture = view->marks_focused;
} else {
colors = &config->border_colors.unfocused;
title_texture = con->title_unfocused;
marks_texture = view->marks_unfocused;
}
if (con->current.border == B_NORMAL) {
render_titlebar(soutput, damage, con, con->current.swayc_x,
con->current.swayc_y, con->current.swayc_width, colors,
title_texture, marks_texture);
} else if (con->current.border != B_NONE) {
render_top_border(soutput, damage, con, colors);
}
render_view(soutput, damage, con, colors);
} else {
render_container(soutput, damage, con, false);
}
}
static void render_floating(struct sway_output *soutput,
pixman_region32_t *damage) {
for (int i = 0; i < root_container.current.children->length; ++i) {
struct sway_container *output =
root_container.current.children->items[i];
for (int j = 0; j < output->current.children->length; ++j) {
struct sway_container *ws = output->current.children->items[j];
if (!workspace_is_visible(ws)) {
continue;
}
list_t *floating =
ws->current.ws_floating->current.children;
for (int k = 0; k < floating->length; ++k) {
struct sway_container *floater = floating->items[k];
render_floating_container(soutput, damage, floater);
}
}
}
}
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 =
wlr_backend_get_renderer(wlr_output->backend);
if (!sway_assert(renderer != NULL,
"expected the output backend to have a renderer")) {
return;
}
wlr_renderer_begin(renderer, wlr_output->width, wlr_output->height);
bool damage_whole_before_swap = false;
if (!pixman_region32_not_empty(damage)) {
// Output isn't damaged but needs buffer swap
goto renderer_end;
}
const char *damage_debug = getenv("SWAY_DAMAGE_DEBUG");
if (damage_debug != NULL) {
if (strcmp(damage_debug, "highlight") == 0) {
wlr_renderer_clear(renderer, (float[]){1, 1, 0, 1});
damage_whole_before_swap = true;
} else if (strcmp(damage_debug, "rerender") == 0) {
int width, height;
wlr_output_transformed_resolution(wlr_output, &width, &height);
pixman_region32_union_rect(damage, damage, 0, 0, width, height);
}
}
struct sway_container *workspace = output_get_active_workspace(output);
struct sway_view *fullscreen_view = workspace->current.ws_fullscreen;
struct sway_seat *seat = input_manager_current_seat(input_manager);
if (output_has_opaque_lockscreen(output, seat)) {
struct wlr_layer_surface *wlr_layer_surface = seat->focused_layer;
struct sway_layer_surface *sway_layer_surface =
layer_from_wlr_layer_surface(seat->focused_layer);
struct render_data data = {
.output = output,
.damage = damage,
.alpha = 1.0f,
};
output_surface_for_each_surface(wlr_layer_surface->surface,
sway_layer_surface->geo.x, sway_layer_surface->geo.y,
&data.root_geo, render_surface_iterator, &data);
} else if (fullscreen_view) {
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);
}
// TODO: handle views smaller than the output
render_view_surfaces(fullscreen_view, output, damage, 1.0f);
if (fullscreen_view->type == SWAY_VIEW_XWAYLAND) {
render_unmanaged(output, damage,
&root_container.sway_root->xwayland_unmanaged);
}
} 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(output, damage,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND]);
render_layer(output, damage,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM]);
struct sway_seat *seat = input_manager_current_seat(input_manager);
struct sway_container *focus = seat_get_focus(seat);
render_container(output, damage, workspace, focus == workspace);
render_floating(output, damage);
render_unmanaged(output, damage,
&root_container.sway_root->xwayland_unmanaged);
render_layer(output, damage,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP]);
}
render_layer(output, damage,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY]);
render_drag_icons(output, damage, &root_container.sway_root->drag_icons);
renderer_end:
if (root_container.sway_root->debug_tree) {
wlr_render_texture(renderer, root_container.sway_root->debug_tree,
wlr_output->transform_matrix, 0, 0, 1);
}
if (damage_whole_before_swap || root_container.sway_root->debug_tree) {
int width, height;
wlr_output_transformed_resolution(wlr_output, &width, &height);
pixman_region32_union_rect(damage, damage, 0, 0, width, height);
}
wlr_renderer_scissor(renderer, NULL);
wlr_renderer_end(renderer);
if (!wlr_output_damage_swap_buffers(output->damage, when, damage)) {
return;
}
output->last_frame = *when;
}

1
sway/meson.build
Unescape View File

@ -13,6 +13,7 @@ sway_sources = files(
'desktop/idle_inhibit_v1.c',
'desktop/layer_shell.c',
'desktop/output.c',
'desktop/render.c',
'desktop/transaction.c',
'desktop/xdg_shell_v6.c',
'desktop/xdg_shell.c',

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