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backend/drm: fix hw cursor position on rotated and scaled outputs 

output: add wlr_output_transformed_resolution
This commit is contained in:
emersion 2018-01-30 10:23:35 +01:00
parent d0961a02af
commit d498855b9d
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GPG Key ID: 0FDE7BE0E88F5E48
4 changed files with 33 additions and 45 deletions
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19
backend/drm/drm.c
View File

@ -591,11 +591,10 @@ static bool wlr_drm_connector_set_cursor(struct wlr_output *output,
};
enum wl_output_transform transform =
wlr_output_transform_invert(output->transform);
struct wlr_box transformed_hotspot;
wlr_box_transform(&hotspot, transform,
plane->surf.width, plane->surf.height, &transformed_hotspot);
plane->cursor_hotspot_x = transformed_hotspot.x;
plane->cursor_hotspot_y = transformed_hotspot.y;
plane->surf.width, plane->surf.height, &hotspot);
plane->cursor_hotspot_x = hotspot.x;
plane->cursor_hotspot_y = hotspot.y;
if (!update_pixels) {
// Only update the cursor hotspot
@ -660,20 +659,18 @@ static bool wlr_drm_connector_move_cursor(struct wlr_output *output,
struct wlr_box box = { .x = x, .y = y };
int width, height;
wlr_output_effective_resolution(output, &width, &height);
wlr_output_transformed_resolution(output, &width, &height);
enum wl_output_transform transform =
wlr_output_transform_invert(output->transform);
struct wlr_box transformed_box;
wlr_box_transform(&box, transform, width, height, &transformed_box);
wlr_box_transform(&box, transform, width, height, &box);
if (plane != NULL) {
transformed_box.x -= plane->cursor_hotspot_x;
transformed_box.y -= plane->cursor_hotspot_y;
box.x -= plane->cursor_hotspot_x;
box.y -= plane->cursor_hotspot_y;
}
bool ok = drm->iface->crtc_move_cursor(drm, conn->crtc, transformed_box.x,
transformed_box.y);
bool ok = drm->iface->crtc_move_cursor(drm, conn->crtc, box.x, box.y);
if (ok) {
wlr_output_update_needs_swap(output);
}

8
include/wlr/types/wlr_output.h
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@ -106,6 +106,14 @@ void wlr_output_set_transform(struct wlr_output *output,
void wlr_output_set_position(struct wlr_output *output, int32_t lx, int32_t ly);
void wlr_output_set_scale(struct wlr_output *output, float scale);
void wlr_output_destroy(struct wlr_output *output);
/**
* Computes the transformed output resolution.
*/
void wlr_output_transformed_resolution(struct wlr_output *output,
int *width, int *height);
/**
* Computes the transformed and scaled output resolution.
*/
void wlr_output_effective_resolution(struct wlr_output *output,
int *width, int *height);
/**

17
rootston/output.c
View File

@ -175,17 +175,6 @@ static bool surface_intersect_output(struct wlr_surface *surface,
return wlr_output_layout_intersects(output_layout, wlr_output, &layout_box);
}
static void output_get_transformed_size(struct wlr_output *wlr_output,
int *width, int *height) {
if (wlr_output->transform % 2 == 0) {
*width = wlr_output->width;
*height = wlr_output->height;
} else {
*width = wlr_output->height;
*height = wlr_output->width;
}
}
static void scissor_output(struct roots_output *output, pixman_box32_t *rect) {
struct wlr_output *wlr_output = output->wlr_output;
@ -197,7 +186,7 @@ static void scissor_output(struct roots_output *output, pixman_box32_t *rect) {
};
int ow, oh;
output_get_transformed_size(output->wlr_output, &ow, &oh);
wlr_output_transformed_resolution(output->wlr_output, &ow, &oh);
// Scissor is in renderer coordinates, ie. upside down
enum wl_output_transform transform = wlr_output_transform_compose(
@ -392,7 +381,7 @@ static void render_output(struct roots_output *output) {
}
int width, height;
output_get_transformed_size(output->wlr_output, &width, &height);
wlr_output_transformed_resolution(output->wlr_output, &width, &height);
// Check if we can use damage tracking
pixman_region32_t damage;
@ -506,7 +495,7 @@ static void output_handle_frame(struct wl_listener *listener, void *data) {
static void output_damage_whole(struct roots_output *output) {
int width, height;
output_get_transformed_size(output->wlr_output, &width, &height);
wlr_output_transformed_resolution(output->wlr_output, &width, &height);
pixman_region32_union_rect(&output->damage, &output->damage, 0, 0,
width, height);

34
types/wlr_output.c
View File

@ -306,24 +306,7 @@ void wlr_output_destroy(struct wlr_output *output) {
}
}
void wlr_output_effective_resolution(struct wlr_output *output,
int *width, int *height) {
if (output->transform % 2 == 1) {
*width = output->height;
*height = output->width;
} else {
*width = output->width;
*height = output->height;
}
*width /= output->scale;
*height /= output->scale;
}
bool wlr_output_make_current(struct wlr_output *output, int *buffer_age) {
return output->impl->make_current(output, buffer_age);
}
static void output_get_transformed_size(struct wlr_output *output,
void wlr_output_transformed_resolution(struct wlr_output *output,
int *width, int *height) {
if (output->transform % 2 == 0) {
*width = output->width;
@ -334,6 +317,17 @@ static void output_get_transformed_size(struct wlr_output *output,
}
}
void wlr_output_effective_resolution(struct wlr_output *output,
int *width, int *height) {
wlr_output_transformed_resolution(output, width, height);
*width /= output->scale;
*height /= output->scale;
}
bool wlr_output_make_current(struct wlr_output *output, int *buffer_age) {
return output->impl->make_current(output, buffer_age);
}
static void output_scissor(struct wlr_output *output, pixman_box32_t *rect) {
struct wlr_box box = {
.x = rect->x1,
@ -343,7 +337,7 @@ static void output_scissor(struct wlr_output *output, pixman_box32_t *rect) {
};
int ow, oh;
output_get_transformed_size(output, &ow, &oh);
wlr_output_transformed_resolution(output, &ow, &oh);
// Scissor is in renderer coordinates, ie. upside down
enum wl_output_transform transform = wlr_output_transform_compose(
@ -475,7 +469,7 @@ bool wlr_output_swap_buffers(struct wlr_output *output, struct timespec *when,
wl_signal_emit(&output->events.swap_buffers, damage);
int width, height;
output_get_transformed_size(output, &width, &height);
wlr_output_transformed_resolution(output, &width, &height);
pixman_region32_t render_damage;
pixman_region32_init(&render_damage);