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output: fix software cursors damage tracking

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This commit is contained in:
emersion 2018-01-19 14:08:47 +01:00
parent b296481007
commit e29a0df8c1
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GPG Key ID: 0FDE7BE0E88F5E48
10 changed files with 74 additions and 33 deletions
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2
examples/multi-pointer.c
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@ -62,7 +62,7 @@ static void handle_output_frame(struct output_state *output,
sample->clear_color[2], sample->clear_color[3]);
glClear(GL_COLOR_BUFFER_BIT);
wlr_output_swap_buffers(wlr_output);
wlr_output_swap_buffers(wlr_output, NULL, NULL);
}
static void handle_output_add(struct output_state *ostate) {

2
examples/output-layout.c
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@ -125,7 +125,7 @@ static void handle_output_frame(struct output_state *output,
}
wlr_renderer_end(sample->renderer);
wlr_output_swap_buffers(wlr_output);
wlr_output_swap_buffers(wlr_output, NULL, NULL);
}
static void handle_output_add(struct output_state *ostate) {

2
examples/pointer.c
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@ -91,7 +91,7 @@ static void handle_output_frame(struct output_state *output,
sample->clear_color[2], sample->clear_color[3]);
glClear(GL_COLOR_BUFFER_BIT);
wlr_output_swap_buffers(wlr_output);
wlr_output_swap_buffers(wlr_output, NULL, NULL);
}
static void handle_output_add(struct output_state *ostate) {

2
examples/rotation.c
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@ -56,7 +56,7 @@ static void handle_output_frame(struct output_state *output, struct timespec *ts
}
wlr_renderer_end(sample->renderer);
wlr_output_swap_buffers(wlr_output);
wlr_output_swap_buffers(wlr_output, NULL, NULL);
long ms = (ts->tv_sec - output->last_frame.tv_sec) * 1000 +
(ts->tv_nsec - output->last_frame.tv_nsec) / 1000000;

2
examples/simple.c
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@ -40,7 +40,7 @@ void handle_output_frame(struct output_state *output, struct timespec *ts) {
glClearColor(sample->color[0], sample->color[1], sample->color[2], 1.0);
glClear(GL_COLOR_BUFFER_BIT);
wlr_output_swap_buffers(output->output);
wlr_output_swap_buffers(output->output, NULL, NULL);
}
int main() {

2
examples/tablet.c
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@ -76,7 +76,7 @@ static void handle_output_frame(struct output_state *output, struct timespec *ts
}
wlr_renderer_end(sample->renderer);
wlr_output_swap_buffers(wlr_output);
wlr_output_swap_buffers(wlr_output, NULL, NULL);
}
static void handle_tool_axis(struct tablet_tool_state *tstate,

2
examples/touch.c
View File

@ -56,7 +56,7 @@ static void handle_output_frame(struct output_state *output, struct timespec *ts
}
wlr_renderer_end(sample->renderer);
wlr_output_swap_buffers(wlr_output);
wlr_output_swap_buffers(wlr_output, NULL, NULL);
}
static void handle_touch_down(struct touch_state *tstate, int32_t touch_id,

9
include/wlr/types/wlr_output.h
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@ -2,6 +2,7 @@
#define WLR_TYPES_WLR_OUTPUT_H
#include <stdbool.h>
#include <time.h>
#include <pixman.h>
#include <wayland-util.h>
#include <wayland-server.h>
@ -103,7 +104,13 @@ void wlr_output_destroy(struct wlr_output *output);
void wlr_output_effective_resolution(struct wlr_output *output,
int *width, int *height);
void wlr_output_make_current(struct wlr_output *output);
void wlr_output_swap_buffers(struct wlr_output *output);
/**
* Swaps the output buffers. If the time of the frame isn't known, set `when` to
* NULL. If the compositor doesn't support damage tracking, set `damage` to
* NULL.
*/
void wlr_output_swap_buffers(struct wlr_output *output, struct timespec *when,
pixman_region32_t *damage);
void wlr_output_set_gamma(struct wlr_output *output,
uint32_t size, uint16_t *r, uint16_t *g, uint16_t *b);
uint32_t wlr_output_get_gamma_size(struct wlr_output *output);

2
rootston/output.c
View File

@ -374,7 +374,7 @@ static void render_output(struct roots_output *output) {
renderer_end:
glDisable(GL_SCISSOR_TEST);
wlr_renderer_end(server->renderer);
wlr_output_swap_buffers(wlr_output);
wlr_output_swap_buffers(wlr_output, &now, &damage);
output->frame_scheduled = true;
pixman_region32_copy(&output->previous_damage, &output->damage);
pixman_region32_clear(&output->damage);

82
types/wlr_output.c
View File

@ -408,7 +408,7 @@ static void output_cursor_get_box(struct wlr_output_cursor *cursor,
}
static void output_cursor_render(struct wlr_output_cursor *cursor,
const struct timespec *when) {
const struct timespec *when, pixman_region32_t *damage) {
struct wlr_texture *texture = cursor->texture;
struct wlr_renderer *renderer = cursor->renderer;
if (cursor->surface != NULL) {
@ -420,13 +420,22 @@ static void output_cursor_render(struct wlr_output_cursor *cursor,
return;
}
struct wlr_box box;
output_cursor_get_box(cursor, &box);
pixman_region32_t surface_damage;
pixman_region32_init(&surface_damage);
pixman_region32_union_rect(&surface_damage, &surface_damage, box.x, box.y,
box.width, box.height);
pixman_region32_intersect(&surface_damage, &surface_damage, damage);
if (!pixman_region32_not_empty(&surface_damage)) {
goto surface_damage_finish;
}
glViewport(0, 0, cursor->output->width, cursor->output->height);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
struct wlr_box box;
output_cursor_get_box(cursor, &box);
float translate[16];
wlr_matrix_translate(&translate, box.x, box.y, 0);
@ -439,43 +448,68 @@ static void output_cursor_render(struct wlr_output_cursor *cursor,
wlr_render_with_matrix(renderer, texture, &matrix);
int nrects;
pixman_box32_t *rects = pixman_region32_rectangles(&surface_damage, &nrects);
glEnable(GL_SCISSOR_TEST);
for (int i = 0; i < nrects; ++i) {
glScissor(rects[i].x1, cursor->output->height - rects[i].y2,
rects[i].x2 - rects[i].x1, rects[i].y2 - rects[i].y1);
wlr_render_with_matrix(renderer, texture, &matrix);
}
glDisable(GL_SCISSOR_TEST);
if (cursor->surface != NULL) {
wlr_surface_send_frame_done(cursor->surface, when);
}
surface_damage_finish:
pixman_region32_fini(&surface_damage);
}
void wlr_output_swap_buffers(struct wlr_output *output) {
wl_signal_emit(&output->events.swap_buffers, &output);
void wlr_output_swap_buffers(struct wlr_output *output, struct timespec *when,
pixman_region32_t *damage) {
wl_signal_emit(&output->events.swap_buffers, damage);
struct timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
pixman_region32_t *render_damage = damage;
if (damage == NULL) {
pixman_region32_t output_damage;
pixman_region32_init(&output_damage);
pixman_region32_copy(&output_damage, &output->damage);
pixman_region32_union(&output_damage, &output_damage,
&output->previous_damage);
render_damage = &output_damage;
}
if (output->fullscreen_surface != NULL) {
pixman_region32_t damage;
pixman_region32_init(&damage);
pixman_region32_copy(&damage, &output->damage);
pixman_region32_union(&damage, &damage, &output->previous_damage);
if (when == NULL) {
struct timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
when = &now;
}
if (pixman_region32_not_empty(&damage)) {
if (pixman_region32_not_empty(render_damage)) {
if (output->fullscreen_surface != NULL) {
output_fullscreen_surface_render(output, output->fullscreen_surface,
&now, &damage);
when, render_damage);
}
pixman_region32_fini(&damage);
}
struct wlr_output_cursor *cursor;
wl_list_for_each(cursor, &output->cursors, link) {
if (!cursor->enabled || !cursor->visible ||
output->hardware_cursor == cursor) {
continue;
struct wlr_output_cursor *cursor;
wl_list_for_each(cursor, &output->cursors, link) {
if (!cursor->enabled || !cursor->visible ||
output->hardware_cursor == cursor) {
continue;
}
output_cursor_render(cursor, when, render_damage);
}
output_cursor_render(cursor, &now);
}
// TODO: provide `damage` (not `render_damage`) to backend
output->impl->swap_buffers(output);
pixman_region32_copy(&output->previous_damage, &output->damage);
pixman_region32_clear(&output->damage);
if (damage == NULL) {
pixman_region32_fini(render_damage);
}
}
void wlr_output_set_gamma(struct wlr_output *output,