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Re-implement rendering to pixmaps (double-buffering) and caching decorations

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This commit is contained in:
Michael Stapelberg
2011-03-20 14:07:16 +01:00
parent e835888a9e
commit b25477b15e
6 changed files with 135 additions and 95 deletions
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55
include/data.h
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@ -86,6 +86,33 @@ struct reservedpx {
uint32_t bottom;
};
/**
* Stores a width/height pair, used as part of deco_render_params to check
* whether the rects width/height have changed.
*
*/
struct width_height {
uint32_t w;
uint32_t h;
};
/**
* Stores the parameters for rendering a window decoration. This structure is
* cached in every Con and no re-rendering will be done if the parameters have
* not changed (only the pixmaps will be copied).
*
*/
struct deco_render_params {
struct Colortriple *color;
int border_style;
struct width_height con_rect;
struct width_height con_window_rect;
struct width_height con_deco_rect;
uint32_t background;
bool con_is_leaf;
xcb_font_t font;
};
/**
* Used for the cache of colorpixels.
*
@ -96,22 +123,6 @@ struct Colorpixel {
SLIST_ENTRY(Colorpixel) colorpixels;
};
struct Cached_Pixmap {
xcb_pixmap_t id;
/* We’re going to paint on it, so a graphics context will be needed */
xcb_gcontext_t gc;
/* The rect with which the pixmap was created */
Rect rect;
/* The rect of the object to which this pixmap belongs. Necessary to
* find out when we need to re-create the pixmap. */
Rect *referred_rect;
xcb_drawable_t referred_drawable;
};
struct Ignore_Event {
int sequence;
time_t added;
@ -236,6 +247,9 @@ struct Window {
* application supports _NET_WM_NAME, in COMPOUND_TEXT otherwise). */
char *name_x;
/** Flag to force re-rendering the decoration upon changes */
bool name_x_changed;
/** The name of the window as used in JSON (in UTF-8 if the application
* supports _NET_WM_NAME, in COMPOUND_TEXT otherwise) */
char *name_json;
@ -353,9 +367,14 @@ struct Con {
* inside this container (if any) sets the urgency hint, for example. */
bool urgent;
/* ids/gc for the frame window */
/* ids/pixmap/graphics context for the frame window */
xcb_window_t frame;
xcb_gcontext_t gc;
xcb_pixmap_t pixmap;
xcb_gcontext_t pm_gc;
bool pixmap_recreated;
/** Cache for the decoration rendering */
struct deco_render_params *deco_render_params;
/* Only workspace-containers can have floating clients */
TAILQ_HEAD(floating_head, Con) floating_head;