screen_create_pixmap()
Graphics and Screen4.0 (8.x)Screen Graphics Subsystem Developer's GuideAPIProgrammingUtilities
Create a pixmap that can be used to do off-screen rendering
Synopsis:
#include <screen/screen.h>
int screen_create_pixmap(screen_pixmap_t *ppix,
screen_context_t ctx)
Arguments:
- ppix
- An address where the function can store the handle to the newly created native pixmap.
- ctx
- The connection to Screen. This context must have been created with screen_create_context().
Library:
libscreenDescription:
Function Type: Immediate Execution
This function creates a pixmap object, which is an off-screen rendering target. The results of this rendering can later be copied to a window object. Applications must use screen_destroy_pixmap() when a pixmap is no longer used.
Returns:
0
if successful, or -1
if an error occurred (errno
is set; refer to errno.h
for more details).
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