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compositor: Store modes in physical units

Browse Source 
We changed the protocol to always list modes in physical pixel
units (not scaled). And we removed the scaled mode flag. This
just updates the DRM and X11 compositors and the gl and pixman renderers
to handle this.
Alexander Larsson 12 years ago committed by Kristian Høgsberg
parent 83368817a7
commit 0b13506ecf
5 changed files with 29 additions and 47 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 37
      src/compositor-drm.c
  2. 6
      src/compositor-x11.c
  3. 25
      src/compositor.c
  4. 4
      src/gl-renderer.c
  5. 4
      src/pixman-renderer.c

37
src/compositor-drm.c
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@ -449,7 +449,6 @@ drm_output_prepare_scanout_surface(struct weston_output *_output,
buffer->width != output->base.current->width ||
buffer->height != output->base.current->height ||
output->base.transform != es->buffer_transform ||
output->base.scale != es->buffer_scale ||
es->transform.enabled)
return NULL;
@ -1249,7 +1248,7 @@ init_pixman(struct drm_compositor *ec)
}
static struct drm_mode *
drm_output_add_mode(struct drm_output *output, drmModeModeInfo *info, int scale)
drm_output_add_mode(struct drm_output *output, drmModeModeInfo *info)
{
struct drm_mode *mode;
uint64_t refresh;
@ -1258,15 +1257,9 @@ drm_output_add_mode(struct drm_output *output, drmModeModeInfo *info, int scale)
if (mode == NULL)
return NULL;
if (info->hdisplay % scale != 0 ||
info->vdisplay % scale) {
weston_log("Mode %dx%d not multiple of scale %d\n", info->hdisplay, info->vdisplay, scale);
return NULL;
}
mode->base.flags = 0;
mode->base.width = info->hdisplay / scale;
mode->base.height = info->vdisplay / scale;
mode->base.width = info->hdisplay;
mode->base.height = info->vdisplay;
/* Calculate higher precision (mHz) refresh rate */
refresh = (info->clock * 1000000LL / info->htotal +
@ -1282,9 +1275,6 @@ drm_output_add_mode(struct drm_output *output, drmModeModeInfo *info, int scale)
mode->base.refresh = refresh;
mode->mode_info = *info;
if (scale != 1)
mode->base.flags |= WL_OUTPUT_MODE_SCALED;
if (info->type & DRM_MODE_TYPE_PREFERRED)
mode->base.flags |= WL_OUTPUT_MODE_PREFERRED;
@ -1446,8 +1436,8 @@ drm_output_init_egl(struct drm_output *output, struct drm_compositor *ec)
int i, flags;
output->surface = gbm_surface_create(ec->gbm,
output->base.current->width * output->base.scale,
output->base.current->height * output->base.scale,
output->base.current->width,
output->base.current->height,
GBM_FORMAT_XRGB8888,
GBM_BO_USE_SCANOUT |
GBM_BO_USE_RENDERING);
@ -1491,12 +1481,12 @@ drm_output_init_pixman(struct drm_output *output, struct drm_compositor *c)
/* FIXME error checking */
for (i = 0; i < ARRAY_LENGTH(output->dumb); i++) {
output->dumb[i] = drm_fb_create_dumb(c, w * output->base.scale, h * output->base.scale);
output->dumb[i] = drm_fb_create_dumb(c, w, h);
if (!output->dumb[i])
goto err;
output->image[i] =
pixman_image_create_bits(PIXMAN_x8r8g8b8, w * output->base.scale, h * output->base.scale,
pixman_image_create_bits(PIXMAN_x8r8g8b8, w, h,
output->dumb[i]->map,
output->dumb[i]->stride);
if (!output->image[i])
@ -1507,7 +1497,7 @@ drm_output_init_pixman(struct drm_output *output, struct drm_compositor *c)
goto err;
pixman_region32_init_rect(&output->previous_damage,
output->base.x, output->base.y, w, h);
output->base.x, output->base.y, output->base.width, output->base.height);
return 0;
@ -1839,8 +1829,7 @@ create_output_for_connector(struct drm_compositor *ec,
}
for (i = 0; i < connector->count_modes; i++) {
drm_mode = drm_output_add_mode(output,
&connector->modes[i], scale);
drm_mode = drm_output_add_mode(output, &connector->modes[i]);
if (!drm_mode)
goto err_free;
}
@ -1858,8 +1847,8 @@ create_output_for_connector(struct drm_compositor *ec,
wl_list_for_each(drm_mode, &output->base.mode_list, base.link) {
if (config == OUTPUT_CONFIG_MODE &&
width == drm_mode->base.width * scale &&
height == drm_mode->base.height * scale)
width == drm_mode->base.width &&
height == drm_mode->base.height)
configured = drm_mode;
if (!memcmp(&crtc_mode, &drm_mode->mode_info, sizeof crtc_mode))
current = drm_mode;
@ -1868,13 +1857,13 @@ create_output_for_connector(struct drm_compositor *ec,
}
if (config == OUTPUT_CONFIG_MODELINE) {
configured = drm_output_add_mode(output, &modeline, scale);
configured = drm_output_add_mode(output, &modeline);
if (!configured)
goto err_free;
}
if (current == NULL && crtc_mode.clock != 0) {
current = drm_output_add_mode(output, &crtc_mode, scale);
current = drm_output_add_mode(output, &crtc_mode);
if (!current)
goto err_free;
}

6
src/compositor-x11.c
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@ -823,11 +823,9 @@ x11_compositor_create_output(struct x11_compositor *c, int x, int y,
output->mode.flags =
WL_OUTPUT_MODE_CURRENT | WL_OUTPUT_MODE_PREFERRED;
if (output->scale != 1)
output->mode.flags |= WL_OUTPUT_MODE_SCALED;
output->mode.width = width;
output->mode.height = height;
output->mode.width = output_width;
output->mode.height = output_height;
output->mode.refresh = 60000;
output->scale = scale;
wl_list_init(&output->base.mode_list);

25
src/compositor.c
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@ -92,9 +92,8 @@ sigchld_handler(int signal_number, void *data)
}
static void
weston_output_transform_init(struct weston_output *output, uint32_t transform);
static void
weston_output_scale_init(struct weston_output *output, int32_t scale);
weston_output_transform_scale_init(struct weston_output *output,
uint32_t transform, uint32_t scale);
WL_EXPORT int
weston_output_switch_mode(struct weston_output *output, struct weston_mode *mode)
@ -114,8 +113,7 @@ weston_output_switch_mode(struct weston_output *output, struct weston_mode *mode
pixman_region32_copy(&old_output_region, &output->region);
/* Update output region and transformation matrix */
weston_output_transform_init(output, output->transform);
weston_output_scale_init(output, output->scale);
weston_output_transform_scale_init(output, output->transform, output->scale);
pixman_region32_init(&output->previous_damage);
pixman_region32_init_rect(&output->region, output->x, output->y,
@ -2643,7 +2641,7 @@ weston_output_update_matrix(struct weston_output *output)
}
static void
weston_output_transform_init(struct weston_output *output, uint32_t transform)
weston_output_transform_scale_init(struct weston_output *output, uint32_t transform, uint32_t scale)
{
output->transform = transform;
@ -2666,12 +2664,10 @@ weston_output_transform_init(struct weston_output *output, uint32_t transform)
default:
break;
}
}
static void
weston_output_scale_init(struct weston_output *output, int32_t scale)
{
output->scale = scale;
output->width /= scale;
output->height /= scale;
}
WL_EXPORT void
@ -2688,7 +2684,7 @@ weston_output_move(struct weston_output *output, int x, int y)
WL_EXPORT void
weston_output_init(struct weston_output *output, struct weston_compositor *c,
int x, int y, int width, int height, uint32_t transform,
int x, int y, int mm_width, int mm_height, uint32_t transform,
int32_t scale)
{
output->compositor = c;
@ -2698,12 +2694,11 @@ weston_output_init(struct weston_output *output, struct weston_compositor *c,
output->border.bottom = 0;
output->border.left = 0;
output->border.right = 0;
output->mm_width = width;
output->mm_height = height;
output->mm_width = mm_width;
output->mm_height = mm_height;
output->dirty = 1;
weston_output_transform_init(output, transform);
weston_output_scale_init(output, scale);
weston_output_transform_scale_init(output, transform, scale);
weston_output_init_zoom(output);
weston_output_move(output, x, y);

4
src/gl-renderer.c
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@ -1014,9 +1014,9 @@ gl_renderer_repaint_output(struct weston_output *output,
int32_t width, height;
pixman_region32_t buffer_damage, total_damage;
width = output->current->width * output->scale +
width = output->current->width +
output->border.left + output->border.right;
height = output->current->height * output->scale +
height = output->current->height +
output->border.top + output->border.bottom;
glViewport(0, 0, width, height);

4
src/pixman-renderer.c
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@ -691,8 +691,8 @@ pixman_renderer_output_create(struct weston_output *output)
return -1;
/* set shadow image transformation */
w = output->current->width * output->scale;
h = output->current->height * output->scale;
w = output->current->width;
h = output->current->height;
po->shadow_buffer = malloc(w * h * 4);

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