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Cleanup output management

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The goal is to minimize startup redraws.

It looks like the surface must enter the output for us to finaly know
which one it is. We need this to use the correct scale value. It make
the surface to be blurry at first, but I can not find a better way.

Signed-off-by: Willow Barraco <contact@willowbarraco.fr>
Signed-off-by: Maarten van Gompel <proycon@anaproy.nl>
This commit is contained in:
Willow Barraco 2023-09-07 21:31:49 +02:00 committed by Maarten van Gompel
parent 7af5410235
commit 34d6ce5566
2 changed files with 60 additions and 39 deletions
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2
keyboard.h
View File

@ -96,7 +96,7 @@ struct kbd {
bool print;
bool print_intersect;
uint32_t w, h;
double scale;
double scale, pending_scale;
bool landscape;
uint8_t mods;
uint8_t compose;

89
main.c
View File

@ -45,9 +45,11 @@ static struct wp_viewporter *viewporter;
struct Output {
uint32_t name;
uint32_t scale;
uint32_t w, h;
double scale;
struct wl_output *data;
};
static struct Output *current_output;
#define WL_OUTPUTS_LIMIT 8
static struct Output wl_outputs[WL_OUTPUTS_LIMIT];
@ -121,6 +123,7 @@ static void layer_surface_configure(void *data,
uint32_t serial, uint32_t w, uint32_t h);
static void layer_surface_closed(void *data,
struct zwlr_layer_surface_v1 *surface);
static void resize();
/* event handlers */
static const struct wl_pointer_listener pointer_listener = {
@ -313,16 +316,20 @@ wl_surface_enter(void *data, struct wl_surface *wl_surface,
struct wl_output *wl_output) {
for(int i = 0; i < WL_OUTPUTS_LIMIT; i += 1) {
if(wl_outputs[i].data == wl_output) {
keyboard.scale = wl_outputs[i].scale;
return;
current_output = &wl_outputs[i];
break;
}
}
resize();
}
static void
display_handle_geometry(void *data, struct wl_output *wl_output, int x, int y,
int physical_width, int physical_height, int subpixel,
const char *make, const char *model, int transform) {
struct Output *output = data;
// Swap width and height on rotated displays
if (transform % 2 != 0) {
int tmp = physical_width;
@ -330,29 +337,12 @@ display_handle_geometry(void *data, struct wl_output *wl_output, int x, int y,
physical_height = tmp;
}
bool landscape = physical_width > physical_height;
if (landscape == keyboard.landscape) return;
keyboard.landscape = landscape;
output->w = physical_width;
output->h = physical_height;
enum layout_id layer;
if (keyboard.landscape) {
layer = keyboard.landscape_layers[0];
height = landscape_height;
} else {
layer = keyboard.layers[0];
height = normal_height;
}
keyboard.layout = &keyboard.layouts[layer];
keyboard.layer_index = 0;
keyboard.prevlayout = keyboard.layout;
keyboard.last_abc_layout = keyboard.layout;
keyboard.last_abc_index = 0;
if (layer_surface) {
zwlr_layer_surface_v1_set_size(layer_surface, 0, height);
zwlr_layer_surface_v1_set_exclusive_zone(layer_surface, height);
}
if (current_output == output) {
resize();
};
}
static void
@ -360,12 +350,12 @@ display_handle_done(void *data, struct wl_output *wl_output) {}
static void
display_handle_scale(void *data, struct wl_output *wl_output, int32_t scale) {
((struct Output*)data)->scale = scale;
if (wfs_mgr && viewporter) {
return;
}
keyboard.scale = scale;
wl_surface_set_buffer_scale(draw_surf.surf, scale);
struct Output *output = data;
output->scale = scale;
if (current_output == output) {
resize();
};
}
static void
@ -479,19 +469,50 @@ wp_fractional_scale_prefered_scale(void *data,
struct wp_fractional_scale_v1 *wp_fractional_scale_v1,
uint32_t scale)
{
keyboard.scale = (double)scale / 120;
keyboard.pending_scale = (double)scale / 120;
}
static const struct wp_fractional_scale_v1_listener wp_fractional_scale_listener = {
.preferred_scale = wp_fractional_scale_prefered_scale,
};
void
resize() {
keyboard.landscape = current_output->w > current_output->h;
enum layout_id layer;
if (keyboard.landscape) {
layer = keyboard.landscape_layers[0];
height = landscape_height;
} else {
layer = keyboard.layers[0];
height = normal_height;
}
keyboard.layout = &keyboard.layouts[layer];
keyboard.layer_index = 0;
keyboard.prevlayout = keyboard.layout;
keyboard.last_abc_layout = keyboard.layout;
keyboard.last_abc_index = 0;
if (!wfs_mgr || !viewporter) {
keyboard.pending_scale = current_output->scale;
}
if (layer_surface) {
zwlr_layer_surface_v1_set_size(layer_surface, 0, height);
zwlr_layer_surface_v1_set_exclusive_zone(layer_surface, height);
wl_surface_commit(draw_surf.surf);
}
}
void
layer_surface_configure(void *data, struct zwlr_layer_surface_v1 *surface,
uint32_t serial, uint32_t w, uint32_t h) {
if (keyboard.w != w || keyboard.h != h) {
if (keyboard.w != w || keyboard.h != h || keyboard.scale != keyboard.pending_scale) {
keyboard.w = w;
keyboard.h = h;
keyboard.scale = keyboard.pending_scale;
if (wfs_mgr && viewporter) {
if (!wfs_draw_surf) {
@ -677,7 +698,7 @@ main(int argc, char **argv) {
keyboard.scheme = scheme;
keyboard.layer_index = 0;
keyboard.scheme1 = scheme1;
keyboard.scale = 1;
keyboard.pending_scale = 1;
uint8_t alpha = 0;
bool alpha_defined = false;