Constructor
CoglPixelBuffernew
[−]
Declaration [src]
CoglPixelBuffer*
cogl_pixel_buffer_new (
CoglContext* context,
size_t size,
void* data
)
[−]
Description [src]
Declares a new CoglPixelBuffer
of size
bytes to contain arrays of
pixels. Once declared, data can be set using cogl_buffer_set_data()
or by mapping it into the application’s address space using cogl_buffer_map().
If data
isn’t NULL
then size
bytes will be read from data
and
immediately copied into the new buffer.
[−]
Parameters
context
-
Type:
CoglContext
A
CoglContext
.The data is owned by the caller of the function. size
-
Type:
size_t
The number of bytes to allocate for the pixel data.
data
-
Type: An array of
guint8
An optional pointer to vertex data to upload immediately.
The length of the array is specified in the size
argument.The data is owned by the caller of the function.
[−]
Return value
Type: CoglPixelBuffer
A newly allocated CoglPixelBuffer
.
The caller of the function takes ownership of the data, and is responsible for freeing it. |